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Comparing rxvt-unicode/src/command.C (file contents):
Revision 1.6 by pcg, Tue Nov 25 17:11:33 2003 UTC vs.
Revision 1.145 by root, Mon Aug 16 12:04:57 2004 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: command.c 2 * File: command.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: command.C,v 1.6 2003/11/25 17:11:33 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
… …
26 * - extensive modifications 25 * - extensive modifications
27 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org> 26 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org>
28 * Copyright (c) 2001 Marius Gedminas 27 * Copyright (c) 2001 Marius Gedminas
29 * - Ctrl/Mod4+Tab works like Meta+Tab (options) 28 * - Ctrl/Mod4+Tab works like Meta+Tab (options)
30 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org> 29 * Copyright (c) 2003 Rob McMullen <robm@flipturn.org>
30 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
31 * 31 *
32 * This program is free software; you can redistribute it and/or modify 32 * This program is free software; you can redistribute it and/or modify
33 * it under the terms of the GNU General Public License as published by 33 * it under the terms of the GNU General Public License as published by
34 * the Free Software Foundation; either version 2 of the License, or 34 * the Free Software Foundation; either version 2 of the License, or
35 * (at your option) any later version. 35 * (at your option) any later version.
… …
48#include "../config.h" /* NECESSARY */ 48#include "../config.h" /* NECESSARY */
49#include "rxvt.h" /* NECESSARY */ 49#include "rxvt.h" /* NECESSARY */
50#include "version.h" 50#include "version.h"
51#include "command.h" 51#include "command.h"
52 52
53#include <wchar.h>
54
53/*----------------------------------------------------------------------*/ 55/*----------------------------------------------------------------------*/
54 56
57#define IS_CONTROL(ch) !((ch) & 0xffffff60UL)
58
59// exception thrown when the command parser runs out of input data
60class out_of_input { } out_of_input;
61
62#if ENABLE_FRILLS || ISO_14755
63
64#define ISO_14755_STARTED 0x80000000UL
65#define ISO_14755_51 0x40000000UL // basic (section 5.1)
66#define ISO_14755_52 0x20000000UL // keycap (section 5.2)
67#define ISO_14755_54 0x10000000UL // code feedback (section 5.4)
68#define ISO_14755_MASK 0x0fffffffUL
69
70#if ISO_14755
71static unsigned short iso14755_symtab[] = {
72 // keysym, unicode
73 XK_Left, 0x2190,
74 XK_KP_Left, 0x2190,
75 XK_Up, 0x2191,
76 XK_KP_Up, 0x2191,
77 XK_Right, 0x2192,
78 XK_KP_Right, 0x2192,
79 XK_Down, 0x2193,
80 XK_KP_Down, 0x2193,
81 XK_Linefeed, 0x21b4,
82 XK_Return, 0x21b5,
83 XK_KP_Enter, 0x21b5,
84
85 XK_Prior, 0x21de,
86 XK_Next, 0x21df,
87 XK_Tab, 0x21e5,
88 XK_ISO_Left_Tab, 0x21e6,
89 XK_Shift_L, 0x21e7,
90 XK_Shift_R, 0x21e7,
91
92 XK_Shift_Lock, 0x21eb,
93 XK_ISO_Lock, 0x21eb,
94 XK_ISO_Lock, 0x21eb,
95 XK_Caps_Lock, 0x21ec,
96 XK_Num_Lock, 0x21ed,
97 XK_ISO_Level3_Shift, 0x21ee,
98 XK_ISO_Level3_Lock, 0x21ef,
99 XK_ISO_Group_Lock, 0x21f0,
100 XK_Home, 0x21f1,
101 XK_End, 0x21f2,
102
103 XK_Execute, 0x2318,
104 XK_Begin, 0x2320,
105 XK_Delete, 0x2326,
106 XK_Clear, 0x2327,
107 XK_BackSpace, 0x232b,
108 XK_Insert, 0x2380,
109 XK_Control_L, 0x2388,
110 XK_Control_R, 0x2388,
111 XK_Pause, 0x2389,
112 XK_Break, 0x238a,
113 XK_Escape, 0x238b,
114 XK_Undo, 0x238c,
115 XK_Print, 0x2399,
116
117 XK_space, 0x2423,
118 XK_KP_Space, 0x2422,
119 0,
120};
121
122void
123rxvt_term::iso14755_54 (int x, int y)
124{
125 x = Pixel2Col (x);
126 y = Pixel2Row (y);
127
128 if (x < 0 || x >= TermWin.ncol
129 || y < 0 || y >= TermWin.nrow)
130 return;
131
132 for (;;)
133 {
134 text_t t = screen.text[y + TermWin.saveLines - TermWin.view_start][x];
135
136 if (t != NOCHAR || !x)
137 {
138 iso14755_51 (screen.text[y + TermWin.saveLines - TermWin.view_start][x]);
139 iso14755buf = ISO_14755_54;
140 break;
141 }
142
143 x--;
144 }
145
146}
147#endif
148
149#if ENABLE_OVERLAY
150void
151rxvt_term::iso14755_51 (wchar_t ch)
152{
153 wchar_t *chr, *alloc;
154 int len;
155
156#if ENABLE_COMBINING
157 if (IS_COMPOSE (ch))
158 {
159 len = rxvt_composite.expand (ch, 0);
160 alloc = chr = new wchar_t[len];
161 rxvt_composite.expand (ch, chr);
162 }
163 else
164#endif
165 {
166 alloc = 0;
167 chr = &ch;
168 len = 1;
169 }
170
171 scr_overlay_new (0, -1, 8 + 5, len);
172
173 for (int y = 0; y < len; y++)
174 {
175 char buf[9];
176
177 ch = *chr++;
178
179 sprintf (buf, "%8x", ch);
180 scr_overlay_set (0, y, buf);
181 scr_overlay_set (9, y, '=');
182#if !UNICODE3
183 if (ch >= 0x10000)
184 ch = 0xfffd;
185#endif
186 scr_overlay_set (11, y, ch);
187 scr_overlay_set (12, y, NOCHAR);
188 }
189
190#if ENABLE_COMBINING
191 if (alloc)
192 delete [] alloc;
193#endif
194}
195#endif
196
197void
198rxvt_term::commit_iso14755 ()
199{
200 wchar_t ch[2];
201
202 ch[0] = iso14755buf & ISO_14755_MASK;
203 ch[1] = 0;
204
205 if (iso14755buf & ISO_14755_51)
206 {
207 char mb[16];
208 int len;
209
210 // allow verbatim 0-bytes and control-bytes to be entered
211 if (ch[0] >= 0x20)
212 len = wcstombs (mb, ch, 16);
213 else
214 {
215 mb[0] = ch[0];
216 len = 1;
217 }
218
219 if (len > 0)
220 tt_write ((unsigned char *)mb, len);
221 else
222 scr_bell ();
223 }
224
225 iso14755buf = 0;
226}
227
228int
229rxvt_term::hex_keyval (XKeyEvent &ev)
230{
231 // check wether this event corresponds to a hex digit
232 // if the modifiers had not been pressed.
233 for (int index = 0; index < 8; index++)
234 {
235 KeySym k = XLookupKeysym (&ev, index);
236
237 if (k >= XK_KP_0 && k <= XK_KP_9) return k - XK_KP_0;
238 else if (k >= XK_0 && k <= XK_9) return k - XK_0;
239 else if (k >= XK_a && k <= XK_f) return k - XK_a + 10;
240 else if (k >= XK_A && k <= XK_F) return k - XK_A + 10;
241 }
242
243 return -1;
244}
245#endif
246
55/*{{{ Convert the keypress event into a string */ 247/*{{{ Convert the keypress event into a string */
56/* INTPROTO */
57void 248void
58rxvt_lookup_key(pR_ XKeyEvent *ev) 249rxvt_term::lookup_key (XKeyEvent &ev)
59{ 250{
60 int ctrl, meta, shft, len; 251 int ctrl, meta, shft, len;
61 unsigned int newlen; 252 unsigned int newlen;
62 KeySym keysym; 253 KeySym keysym;
63#ifdef DEBUG_CMD 254#ifdef DEBUG_CMD
64 static int debug_key = 1; /* accessible by a debugger only */ 255 static int debug_key = 1; /* accessible by a debugger only */
65#endif 256#endif
257 int valid_keysym;
258 unsigned char kbuf[KBUFSZ];
259
260 /*
261 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an
262 * escape sequence to toggle the Keypad.
263 *
264 * Always permit `shift' to override the current setting
265 */
266 shft = (ev.state & ShiftMask);
267 ctrl = (ev.state & ControlMask);
268 meta = (ev.state & ModMetaMask);
269
270 if (numlock_state || (ev.state & ModNumLockMask))
271 {
272 numlock_state = (ev.state & ModNumLockMask);
273 PrivMode ((!numlock_state), PrivMode_aplKP);
274 }
275
276 kbuf[0] = 0;
277
66#ifdef USE_XIM 278#ifdef USE_XIM
67 int valid_keysym; 279 if (Input_Context)
68#endif
69 unsigned char *kbuf = R->kbuf;
70
71/*
72 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an
73 * escape sequence to toggle the Keypad.
74 *
75 * Always permit `shift' to override the current setting
76 */
77 shft = (ev->state & ShiftMask);
78 ctrl = (ev->state & ControlMask);
79 meta = (ev->state & R->ModMetaMask);
80 if (R->numlock_state || (ev->state & R->ModNumLockMask)) {
81 R->numlock_state = (ev->state & R->ModNumLockMask);
82 PrivMode((!R->numlock_state), PrivMode_aplKP);
83 } 280 {
84#ifdef USE_XIM 281 Status status_return;
85 if (R->Input_Context != NULL) {
86 Status status_return;
87 282
88 kbuf[0] = '\0'; 283#if 0
89#ifdef X_HAVE_UTF8_STRING 284#ifdef X_HAVE_UTF8_STRING
285 if (enc_utf8 && 0) // currently disabled, doesn't seem to work, nor is useful
90 len = Xutf8LookupString(R->Input_Context, ev, (char *)kbuf, 286 len = Xutf8LookupString (Input_Context, &ev, (char *)kbuf,
91 KBUFSZ, &keysym, &status_return); 287 KBUFSZ, &keysym, &status_return);
288 else
289#endif
290#endif
291 {
292 wchar_t wkbuf[KBUFSZ + 1];
293
294 // the XOpenIM manpage lies about hardcoding the locale
295 // at the point of XOpenIM, so temporarily switch locales
296 if (rs[Rs_imLocale])
297 SET_LOCALE (rs[Rs_imLocale]);
298 // assume wchar_t == unicode or better
299 len = XwcLookupString (Input_Context, &ev, wkbuf,
300 KBUFSZ, &keysym, &status_return);
301 if (rs[Rs_imLocale])
302 SET_LOCALE (locale);
303
304 if (status_return == XLookupChars
305 || status_return == XLookupBoth)
306 {
307 /* make sure the user can type ctrl-@, i.e. NUL */
308 if (len == 1 && *wkbuf == 0)
309 {
310 kbuf[0] = 0;
311 len = 1;
312 }
313 else
314 {
315 wkbuf[len] = 0;
316 len = wcstombs ((char *)kbuf, wkbuf, KBUFSZ);
317 if (len < 0)
318 len = 0;
319 }
320 }
321 else
322 len = 0;
323 }
324
325 valid_keysym = status_return == XLookupKeySym
326 || status_return == XLookupBoth;
327 }
328 else
329#endif
330 {
331 len = XLookupString (&ev, (char *)kbuf, KBUFSZ, &keysym, &compose);
332 valid_keysym = keysym != NoSymbol;
333 }
334
335 if (valid_keysym)
336 {
337 if (TermWin.saveLines)
338 {
339#ifdef UNSHIFTED_SCROLLKEYS
340 if (!ctrl && !meta)
92#else 341#else
93 len = XmbLookupString(R->Input_Context, ev, (char *)kbuf, 342 if (IS_SCROLL_MOD)
94 KBUFSZ, &keysym, &status_return);
95#endif 343#endif
96 valid_keysym = ((status_return == XLookupKeySym) 344 {
97 || (status_return == XLookupBoth)); 345 int lnsppg;
98 } else {
99 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
100 &R->compose);
101 valid_keysym = 1;
102 }
103#else /* USE_XIM */
104 len = XLookupString(ev, (char *)kbuf, KBUFSZ, &keysym,
105 &R->compose);
106/*
107 * map unmapped Latin[2-4]/Katakana/Arabic/Cyrillic/Greek entries -> Latin1
108 * good for installations with correct fonts, but without XLOCALE
109 */
110 if (!len) {
111 if ((keysym >= 0x0100) && (keysym < 0x0800)) {
112 kbuf[0] = (keysym & 0xFF);
113 kbuf[1] = '\0';
114 len = 1;
115 } else
116 kbuf[0] = '\0';
117 }
118#endif /* USE_XIM */
119 346
120#ifdef USE_XIM 347#ifdef PAGING_CONTEXT_LINES
121 if (valid_keysym) 348 lnsppg = TermWin.nrow - PAGING_CONTEXT_LINES;
122#endif
123 {
124/* for some backwards compatibility */
125#if defined(HOTKEY_CTRL) || defined(HOTKEY_META)
126# ifdef HOTKEY_CTRL
127 if (ctrl) {
128# else 349#else
129 if (meta) { 350 lnsppg = TermWin.nrow * 4 / 5;
351#endif
352 if (keysym == XK_Prior)
353 {
354 scr_page (UP, lnsppg);
355 return;
356 }
357 else if (keysym == XK_Next)
358 {
359 scr_page (DN, lnsppg);
360 return;
361 }
362 }
363#ifdef SCROLL_ON_UPDOWN_KEYS
364 if (IS_SCROLL_MOD)
365 {
366 if (keysym == XK_Up)
367 {
368 scr_page (UP, 1);
369 return;
370 }
371 else if (keysym == XK_Down)
372 {
373 scr_page (DN, 1);
374 return;
375 }
376 }
377#endif
378#ifdef SCROLL_ON_HOMEEND_KEYS
379 if (IS_SCROLL_MOD)
380 {
381 if (keysym == XK_Home)
382 {
383 scr_move_to (0, 1);
384 return;
385 }
386 else if (keysym == XK_End)
387 {
388 scr_move_to (1, 0);
389 return;
390 }
391 }
392#endif
393 }
394
395 if (shft)
396 {
397 /* Shift + F1 - F10 generates F11 - F20 */
398 if (keysym >= XK_F1 && keysym <= XK_F10)
399 {
400 keysym += (XK_F11 - XK_F1);
401 shft = 0; /* turn off Shift */
402 }
403 else if (!ctrl && !meta && (priv_modes & PrivMode_ShiftKeys))
404 {
405 switch (keysym)
406 {
407 /* normal XTerm key bindings */
408 case XK_Insert: /* Shift+Insert = paste mouse selection */
409 selection_request (ev.time, 0, 0);
410 return;
411#if TODO // TODO
412 /* rxvt extras */
413 case XK_KP_Add: /* Shift+KP_Add = bigger font */
414 change_font (FONT_UP);
415 return;
416 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
417 change_font (FONT_DN);
418 return;
419#endif
420 }
421 }
422 }
423
424#if ENABLE_FRILLS || ISO_14755
425 // ISO 14755 support
426 if (shft && ctrl)
427 {
428 int hv;
429
430 if (iso14755buf & ISO_14755_51
431 && (keysym == XK_space || keysym == XK_KP_Space
432 || keysym == XK_Return || keysym == XK_KP_Enter))
433 {
434 commit_iso14755 ();
435 iso14755buf = ISO_14755_51;
436# if ISO_14755
437 iso14755_51 (0);
130# endif 438# endif
131 if (keysym == R->ks_bigfont) { 439 return;
132 rxvt_change_font(aR_ 0, FONT_UP); 440 }
133 return; 441 else if ((hv = hex_keyval (ev)) >= 0)
134 } else if (keysym == R->ks_smallfont) { 442 {
135 rxvt_change_font(aR_ 0, FONT_DN); 443 iso14755buf = ((iso14755buf << 4) & ISO_14755_MASK)
136 return; 444 | hv | ISO_14755_51;
137 } 445# if ISO_14755
138 } 446 iso14755_51 (iso14755buf & ISO_14755_MASK);
139#endif
140
141 if (R->TermWin.saveLines) {
142#ifdef UNSHIFTED_SCROLLKEYS
143 if (!ctrl && !meta) {
144#else
145 if (IS_SCROLL_MOD) {
146#endif
147 int lnsppg;
148
149#ifdef PAGING_CONTEXT_LINES
150 lnsppg = R->TermWin.nrow - PAGING_CONTEXT_LINES;
151#else
152 lnsppg = R->TermWin.nrow * 4 / 5;
153#endif
154 if (keysym == XK_Prior) {
155 rxvt_scr_page(aR_ UP, lnsppg);
156 return;
157 } else if (keysym == XK_Next) {
158 rxvt_scr_page(aR_ DN, lnsppg);
159 return;
160 }
161 }
162#ifdef SCROLL_ON_UPDOWN_KEYS
163 if (IS_SCROLL_MOD) {
164 if (keysym == XK_Up) {
165 rxvt_scr_page(aR_ UP, 1);
166 return;
167 } else if (keysym == XK_Down) {
168 rxvt_scr_page(aR_ DN, 1);
169 return;
170 }
171 }
172#endif
173#ifdef SCROLL_ON_HOMEEND_KEYS
174 if (IS_SCROLL_MOD) {
175 if (keysym == XK_Home) {
176 rxvt_scr_move_to(aR_ 0, 1);
177 return;
178 } else if (keysym == XK_End) {
179 rxvt_scr_move_to(aR_ 1, 0);
180 return;
181 }
182 }
183#endif
184 }
185
186 if (shft) {
187 /* Shift + F1 - F10 generates F11 - F20 */
188 if (keysym >= XK_F1 && keysym <= XK_F10) {
189 keysym += (XK_F11 - XK_F1);
190 shft = 0; /* turn off Shift */
191 } else if (!ctrl && !meta && (R->PrivateModes & PrivMode_ShiftKeys)) {
192 switch (keysym) {
193 /* normal XTerm key bindings */
194 case XK_Insert: /* Shift+Insert = paste mouse selection */
195 rxvt_selection_request(aR_ ev->time, 0, 0);
196 return;
197 /* rxvt extras */
198 case XK_KP_Add: /* Shift+KP_Add = bigger font */
199 rxvt_change_font(aR_ 0, FONT_UP);
200 return;
201 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
202 rxvt_change_font(aR_ 0, FONT_DN);
203 return;
204 }
205 }
206 }
207#ifdef PRINTPIPE
208 if (keysym == XK_Print) {
209 rxvt_scr_printscreen(aR_ ctrl | shft);
210 return;
211 }
212#endif
213#ifdef GREEK_SUPPORT
214 if (keysym == R->ks_greekmodeswith) {
215 R->greek_mode = !R->greek_mode;
216 if (R->greek_mode) {
217 rxvt_xterm_seq(aR_ XTerm_title,
218 (greek_getmode() == GREEK_ELOT928
219 ? "[Greek: iso]" : "[Greek: ibm]"), CHAR_ST);
220 greek_reset();
221 } else
222 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST);
223 return;
224 }
225#endif
226
227 if (keysym >= 0xFF00 && keysym <= 0xFFFF) {
228#ifdef KEYSYM_RESOURCE
229 if (!(shft | ctrl) && R->Keysym_map[keysym & 0xFF] != NULL) {
230 unsigned int l;
231 const unsigned char *kbuf0;
232 const unsigned char ch = C0_ESC;
233
234 kbuf0 = (R->Keysym_map[keysym & 0xFF]);
235 l = (unsigned int)*kbuf0++;
236
237 /* escape prefix */
238 if (meta)
239# ifdef META8_OPTION
240 if (R->meta_char == C0_ESC)
241# endif 447# endif
242 rxvt_tt_write(aR_ &ch, 1);
243 rxvt_tt_write(aR_ kbuf0, l);
244 return;
245 } else
246#endif
247 {
248 newlen = 1;
249 switch (keysym) {
250#ifndef NO_BACKSPACE_KEY
251 case XK_BackSpace:
252 if (R->PrivateModes & PrivMode_HaveBackSpace) {
253 kbuf[0] = (!!(R->PrivateModes & PrivMode_BackSpace)
254 ^ !!ctrl) ? '\b' : '\177';
255 kbuf[1] = '\0';
256 } else
257 STRCPY(kbuf, R->key_backspace);
258# ifdef MULTICHAR_SET
259 if ((R->Options & Opt_mc_hack) && R->screen.cur.col > 0) {
260 int col, row;
261
262 newlen = STRLEN(kbuf);
263 col = R->screen.cur.col - 1;
264 row = R->screen.cur.row + R->TermWin.saveLines;
265 if (IS_MULTI2(R->screen.rend[row][col]))
266 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
267 }
268# endif
269 break;
270#endif
271#ifndef NO_DELETE_KEY
272 case XK_Delete:
273 STRCPY(kbuf, R->key_delete);
274# ifdef MULTICHAR_SET
275 if (R->Options & Opt_mc_hack) {
276 int col, row;
277
278 newlen = STRLEN(kbuf);
279 col = R->screen.cur.col;
280 row = R->screen.cur.row + R->TermWin.saveLines;
281 if (IS_MULTI1(R->screen.rend[row][col]))
282 MEMMOVE(kbuf + newlen, kbuf, newlen + 1);
283 }
284# endif
285 break;
286#endif
287 case XK_Tab:
288 if (shft)
289 STRCPY(kbuf, "\033[Z");
290 else {
291#ifdef CTRL_TAB_MAKES_META
292 if (ctrl)
293 meta = 1;
294#endif
295#ifdef MOD4_TAB_MAKES_META
296 if (ev->state & Mod4Mask)
297 meta = 1;
298#endif
299 newlen = 0;
300 }
301 break;
302
303
304#ifdef XK_KP_Left
305 case XK_KP_Up: /* \033Ox or standard */
306 case XK_KP_Down: /* \033Or or standard */
307 case XK_KP_Right: /* \033Ov or standard */
308 case XK_KP_Left: /* \033Ot or standard */
309 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
310 STRCPY(kbuf, "\033OZ");
311 kbuf[2] = ("txvr"[keysym - XK_KP_Left]);
312 break;
313 } else
314 /* translate to std. cursor key */
315 keysym = XK_Left + (keysym - XK_KP_Left);
316 /* FALLTHROUGH */
317#endif
318 case XK_Up: /* "\033[A" */
319 case XK_Down: /* "\033[B" */
320 case XK_Right: /* "\033[C" */
321 case XK_Left: /* "\033[D" */
322 STRCPY(kbuf, "\033[Z");
323 kbuf[2] = ("DACB"[keysym - XK_Left]);
324 /* do Shift first */
325 if (shft)
326 kbuf[2] = ("dacb"[keysym - XK_Left]);
327 else if (ctrl) {
328 kbuf[1] = 'O';
329 kbuf[2] = ("dacb"[keysym - XK_Left]);
330 } else if (R->PrivateModes & PrivMode_aplCUR)
331 kbuf[1] = 'O';
332#ifdef MULTICHAR_SET
333 //TODO: ??
334 if (R->Options & Opt_mc_hack) {
335 int col, row, m;
336
337 col = R->screen.cur.col;
338 row = R->screen.cur.row + R->TermWin.saveLines;
339 m = 0;
340 if (keysym == XK_Right
341 && IS_MULTI1(R->screen.rend[row][col]))
342 m = 1;
343 else if (keysym == XK_Left) {
344 if (col > 0) {
345 if (IS_MULTI2(R->screen.rend[row][col - 1]))
346 m = 1;
347 } else if (R->screen.cur.row > 0) {
348 col = R->screen.tlen[--row];
349 if (col == -1)
350 col = R->TermWin.ncol - 1;
351 else
352 col--;
353 if (col > 0
354 && IS_MULTI2(R->screen.rend[row][col]))
355 m = 1;
356 }
357 }
358 if (m)
359 MEMMOVE(kbuf + 3, kbuf, 3 + 1);
360 }
361#endif
362 break;
363
364#ifndef UNSHIFTED_SCROLLKEYS
365# ifdef XK_KP_Prior
366 case XK_KP_Prior:
367 /* allow shift to override */
368 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
369 STRCPY(kbuf, "\033Oy");
370 break;
371 }
372 /* FALLTHROUGH */
373# endif
374 case XK_Prior:
375 STRCPY(kbuf, "\033[5~");
376 break;
377# ifdef XK_KP_Next
378 case XK_KP_Next:
379 /* allow shift to override */
380 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
381 STRCPY(kbuf, "\033Os");
382 break;
383 }
384 /* FALLTHROUGH */
385# endif
386 case XK_Next:
387 STRCPY(kbuf, "\033[6~");
388 break;
389#endif
390 case XK_KP_Enter:
391 /* allow shift to override */
392 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
393 STRCPY(kbuf, "\033OM");
394 } else {
395 kbuf[0] = '\r';
396 kbuf[1] = '\0';
397 }
398 break;
399
400#ifdef XK_KP_Begin
401 case XK_KP_Begin:
402 STRCPY(kbuf, "\033Ou");
403 break;
404
405 case XK_KP_Insert:
406 STRCPY(kbuf, "\033Op");
407 break;
408
409 case XK_KP_Delete:
410 STRCPY(kbuf, "\033On");
411 break;
412#endif
413 case XK_KP_F1: /* "\033OP" */
414 case XK_KP_F2: /* "\033OQ" */
415 case XK_KP_F3: /* "\033OR" */
416 case XK_KP_F4: /* "\033OS" */
417 STRCPY(kbuf, "\033OP");
418 kbuf[2] += (keysym - XK_KP_F1);
419 break;
420
421 case XK_KP_Multiply: /* "\033Oj" : "*" */
422 case XK_KP_Add: /* "\033Ok" : "+" */
423 case XK_KP_Separator: /* "\033Ol" : "," */
424 case XK_KP_Subtract: /* "\033Om" : "-" */
425 case XK_KP_Decimal: /* "\033On" : "." */
426 case XK_KP_Divide: /* "\033Oo" : "/" */
427 case XK_KP_0: /* "\033Op" : "0" */
428 case XK_KP_1: /* "\033Oq" : "1" */
429 case XK_KP_2: /* "\033Or" : "2" */
430 case XK_KP_3: /* "\033Os" : "3" */
431 case XK_KP_4: /* "\033Ot" : "4" */
432 case XK_KP_5: /* "\033Ou" : "5" */
433 case XK_KP_6: /* "\033Ov" : "6" */
434 case XK_KP_7: /* "\033Ow" : "7" */
435 case XK_KP_8: /* "\033Ox" : "8" */
436 case XK_KP_9: /* "\033Oy" : "9" */
437 /* allow shift to override */
438 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
439 STRCPY(kbuf, "\033Oj");
440 kbuf[2] += (keysym - XK_KP_Multiply);
441 } else {
442 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
443 kbuf[1] = '\0';
444 }
445 break;
446
447 case XK_Find:
448 STRCPY(kbuf, "\033[1~");
449 break;
450 case XK_Insert:
451 STRCPY(kbuf, "\033[2~");
452 break;
453#ifdef DXK_Remove /* support for DEC remove like key */
454 case DXK_Remove:
455 /* FALLTHROUGH */
456#endif
457 case XK_Execute:
458 STRCPY(kbuf, "\033[3~");
459 break;
460 case XK_Select:
461 STRCPY(kbuf, "\033[4~");
462 break;
463#ifdef XK_KP_End
464 case XK_KP_End:
465 /* allow shift to override */
466 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
467 STRCPY(kbuf, "\033Oq");
468 break;
469 }
470 /* FALLTHROUGH */
471#endif
472 case XK_End:
473 STRCPY(kbuf, KS_END);
474 break;
475#ifdef XK_KP_Home
476 case XK_KP_Home:
477 /* allow shift to override */
478 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) {
479 STRCPY(kbuf, "\033Ow");
480 break;
481 }
482 /* FALLTHROUGH */
483#endif
484 case XK_Home:
485 STRCPY(kbuf, KS_HOME);
486 break;
487
488#define FKEY(n, fkey) \
489 sprintf((char *)kbuf,"\033[%2d~", (int)((n) + (keysym - fkey)))
490
491 case XK_F1: /* "\033[11~" */
492 case XK_F2: /* "\033[12~" */
493 case XK_F3: /* "\033[13~" */
494 case XK_F4: /* "\033[14~" */
495 case XK_F5: /* "\033[15~" */
496 FKEY(11, XK_F1);
497 break;
498 case XK_F6: /* "\033[17~" */
499 case XK_F7: /* "\033[18~" */
500 case XK_F8: /* "\033[19~" */
501 case XK_F9: /* "\033[20~" */
502 case XK_F10: /* "\033[21~" */
503 FKEY(17, XK_F6);
504 break;
505 case XK_F11: /* "\033[23~" */
506 case XK_F12: /* "\033[24~" */
507 case XK_F13: /* "\033[25~" */
508 case XK_F14: /* "\033[26~" */
509 FKEY(23, XK_F11);
510 break;
511 case XK_F15: /* "\033[28~" */
512 case XK_F16: /* "\033[29~" */
513 FKEY(28, XK_F15);
514 break;
515 case XK_Help: /* "\033[28~" */
516 FKEY(28, XK_Help);
517 break;
518 case XK_Menu: /* "\033[29~" */
519 FKEY(29, XK_Menu);
520 break;
521 case XK_F17: /* "\033[31~" */
522 case XK_F18: /* "\033[32~" */
523 case XK_F19: /* "\033[33~" */
524 case XK_F20: /* "\033[34~" */
525 case XK_F21: /* "\033[35~" */
526 case XK_F22: /* "\033[36~" */
527 case XK_F23: /* "\033[37~" */
528 case XK_F24: /* "\033[38~" */
529 case XK_F25: /* "\033[39~" */
530 case XK_F26: /* "\033[40~" */
531 case XK_F27: /* "\033[41~" */
532 case XK_F28: /* "\033[42~" */
533 case XK_F29: /* "\033[43~" */
534 case XK_F30: /* "\033[44~" */
535 case XK_F31: /* "\033[45~" */
536 case XK_F32: /* "\033[46~" */
537 case XK_F33: /* "\033[47~" */
538 case XK_F34: /* "\033[48~" */
539 case XK_F35: /* "\033[49~" */
540 FKEY(31, XK_F17);
541 break;
542#undef FKEY
543 default:
544 newlen = 0;
545 break;
546 }
547 if (newlen)
548 len = STRLEN(kbuf);
549 }
550 /*
551 * Pass meta for all function keys, if 'meta' option set
552 */
553#ifdef META8_OPTION
554 if (meta && (R->meta_char == 0x80) && len > 0)
555 kbuf[len - 1] |= 0x80;
556#endif
557 } else if (ctrl && keysym == XK_minus) {
558 len = 1;
559 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
560 } else {
561#ifdef META8_OPTION
562 /* set 8-bit on */
563 if (meta && (R->meta_char == 0x80)) {
564 unsigned char *ch;
565
566 for (ch = kbuf; ch < kbuf + len; ch++)
567 *ch |= 0x80;
568 meta = 0;
569 }
570#endif
571#ifdef GREEK_SUPPORT
572 if (R->greek_mode)
573 len = greek_xlat(kbuf, len);
574#endif
575 /* nil */ ;
576 }
577 }
578
579 if (len <= 0)
580 return; /* not mapped */
581
582 if (R->Options & Opt_scrollTtyKeypress)
583 if (R->TermWin.view_start) {
584 R->TermWin.view_start = 0;
585 R->want_refresh = 1;
586 }
587
588/*
589 * these modifications only affect the static keybuffer
590 * pass Shift/Control indicators for function keys ending with `~'
591 *
592 * eg,
593 * Prior = "ESC[5~"
594 * Shift+Prior = "ESC[5$"
595 * Ctrl+Prior = "ESC[5^"
596 * Ctrl+Shift+Prior = "ESC[5@"
597 * Meta adds an Escape prefix (with META8_OPTION, if meta == <escape>).
598 */
599 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
600 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
601
602/* escape prefix */
603 if (meta
604#ifdef META8_OPTION
605 && (R->meta_char == C0_ESC)
606#endif
607 ) {
608 const unsigned char ch = C0_ESC;
609
610 rxvt_tt_write(aR_ &ch, 1);
611 }
612#ifdef DEBUG_CMD
613 if (debug_key) { /* Display keyboard buffer contents */
614 char *p;
615 int i;
616
617 fprintf(stderr, "key 0x%04X [%d]: `", (unsigned int)keysym, len);
618 for (i = 0, p = kbuf; i < len; i++, p++)
619 fprintf(stderr, (*p >= ' ' && *p < '\177' ? "%c" : "\\%03o"), *p);
620 fprintf(stderr, "'\n");
621 }
622#endif /* DEBUG_CMD */
623 rxvt_tt_write(aR_ kbuf, (unsigned int)len);
624}
625/*}}} */
626
627#if (MENUBAR_MAX)
628/*{{{ rxvt_cmd_write(), rxvt_cmd_getc() */
629/* attempt to `write' count to the input buffer */
630/* EXTPROTO */
631unsigned int
632rxvt_cmd_write(pR_ const unsigned char *str, unsigned int count)
633{
634 unsigned int n, s;
635 unsigned char *cmdbuf_base = R->cmdbuf_base,
636 *cmdbuf_endp = R->cmdbuf_endp,
637 *cmdbuf_ptr = R->cmdbuf_ptr;
638
639 n = cmdbuf_ptr - cmdbuf_base;
640 s = cmdbuf_base + BUFSIZ - 1 - cmdbuf_endp;
641 if (n > 0 && s < count) {
642 MEMMOVE(cmdbuf_base, cmdbuf_ptr,
643 (unsigned int)(cmdbuf_endp - cmdbuf_ptr));
644 cmdbuf_ptr = cmdbuf_base;
645 cmdbuf_endp -= n;
646 s += n;
647 }
648 if (count > s) {
649 rxvt_print_error("data loss: cmd_write too large");
650 count = s;
651 }
652 for (; count--;)
653 *cmdbuf_endp++ = *str++;
654 R->cmdbuf_ptr = cmdbuf_ptr;
655 R->cmdbuf_endp = cmdbuf_endp;
656 return 0;
657}
658#endif /* MENUBAR_MAX */
659
660void
661rxvt_term::process_x_events ()
662{
663 do
664 {
665 XEvent xev;
666
667 XNextEvent (Xdisplay, &xev);
668
669#if defined(CURSOR_BLINK)
670 if ((Options & Opt_cursorBlink)
671 && xev.type == KeyPress)
672 {
673 if (hidden_cursor)
674 {
675 hidden_cursor = 0;
676 want_refresh = 1;
677 }
678
679 blink_ev.start (NOW + BLINK_INTERVAL);
680 }
681#endif
682
683#if defined(POINTER_BLANK)
684 if ((Options & Opt_pointerBlank)
685 && (pointerBlankDelay > 0))
686 {
687 if (xev.type == MotionNotify
688 || xev.type == ButtonPress
689 || xev.type == ButtonRelease)
690 if (hidden_pointer)
691 pointer_unblank ();
692
693 if (xev.type == KeyPress && hidden_pointer == 0)
694 pointer_blank ();
695 }
696#endif
697
698#ifdef USE_XIM
699 if (!XFilterEvent (&xev, xev.xany.window))
700#endif
701 rxvt_process_x_event (this, &xev);
702 }
703 while (XPending (Xdisplay));
704}
705
706void
707rxvt_term::blink_cb (time_watcher &w)
708{
709 w.at += BLINK_INTERVAL;
710 hidden_cursor = !hidden_cursor;
711 want_refresh = 1;
712 flush();
713}
714
715void
716rxvt_term::x_cb (io_watcher &w, short revents)
717{
718 process_x_events ();
719
720 flush ();
721}
722
723// read the next character, currently handles UTF-8
724// will probably handle all sorts of other stuff in the future
725uint32_t
726rxvt_term::next_char ()
727{
728 struct mbstate &s = mbstate;
729
730 while (cmdbuf_ptr < cmdbuf_endp)
731 {
732 uint8_t ch = *cmdbuf_ptr;
733
734 if (s.cnt)
735 {
736 if ((ch & 0xc0) == 0x80)
737 {
738 cmdbuf_ptr++;
739
740 /* continuation */
741 s.reg = (s.reg << 6) | (ch & 0x7f);
742
743 if (--s.cnt == 0 && s.reg >= 128) /* if !inrange then corruption or Racking */
744 return s.reg; 448 return;
745
746 continue;
747 } 449 }
748 else 450 else
749 { 451 {
750 s.cnt = 0; 452# if ENABLE_OVERLAY
751 return s.orig; /* the _occasional_ non-utf-8 character may slip through... */ 453 scr_overlay_off ();
454# endif
455 iso14755buf = 0;
752 } 456 }
753 } 457 }
458 else if ((ctrl && (keysym == XK_Shift_L || keysym == XK_Shift_R))
459 || (shft && (keysym == XK_Control_L || keysym == XK_Control_R)))
460 if (!(iso14755buf & ISO_14755_STARTED))
461 {
462 iso14755buf |= ISO_14755_STARTED;
463# if ENABLE_OVERLAY
464 scr_overlay_new (0, -1, sizeof ("ISO 14755 mode") - 1, 1);
465 scr_overlay_set (0, 0, "ISO 14755 mode");
466# endif
467 }
468#endif
754 469
755 if ((ch & 0xc0) == 0xc0) 470#ifdef PRINTPIPE
471 if (keysym == XK_Print)
472 {
473 scr_printscreen (ctrl | shft);
474 return;
756 { 475 }
757 cmdbuf_ptr++; 476#endif
758 477
759 /* first byte */ 478 if (keysym >= 0xFF00 && keysym <= 0xFFFF)
760 s.orig = ch; /* for broken encodings */ 479 {
480#ifdef KEYSYM_RESOURCE
481 if (! (shft | ctrl) && Keysym_map[keysym & 0xFF] != NULL)
482 {
483 unsigned int l;
484 const unsigned char *kbuf0;
485
486 kbuf0 = (Keysym_map[keysym & 0xFF]);
487 l = (unsigned int)*kbuf0++;
488
489 /* escape prefix */
490 if (meta
491# ifdef META8_OPTION
492 && meta_char == C0_ESC
493# endif
494 )
495 {
496 const unsigned char ch = C0_ESC;
497 tt_write (&ch, 1);
498 }
499
500 tt_write (kbuf0, l);
501 return;
502 }
503 else
504#endif
505 {
506 newlen = 1;
507 switch (keysym)
508 {
509#ifndef NO_BACKSPACE_KEY
510 case XK_BackSpace:
511 if (priv_modes & PrivMode_HaveBackSpace)
512 {
513 kbuf[0] = (!! (priv_modes & PrivMode_BackSpace)
514 ^ !!ctrl) ? '\b' : '\177';
515 kbuf[1] = '\0';
516 }
517 else
518 strcpy (kbuf, key_backspace);
519 break;
520#endif
521#ifndef NO_DELETE_KEY
522 case XK_Delete:
523 strcpy (kbuf, key_delete);
524 break;
525#endif
526 case XK_Tab:
527 if (shft)
528 strcpy (kbuf, "\033[Z");
529 else
530 {
531#ifdef CTRL_TAB_MAKES_META
532 if (ctrl)
533 meta = 1;
534#endif
535#ifdef MOD4_TAB_MAKES_META
536 if (ev.state & Mod4Mask)
537 meta = 1;
538#endif
539 newlen = 0;
540 }
541 break;
542
543#ifdef XK_KP_Left
544 case XK_KP_Up: /* \033Ox or standard */
545 case XK_KP_Down: /* \033Or or standard */
546 case XK_KP_Right: /* \033Ov or standard */
547 case XK_KP_Left: /* \033Ot or standard */
548 if ((priv_modes & PrivMode_aplKP) ? !shft : shft)
549 {
550 strcpy (kbuf, "\033OZ");
551 kbuf[2] = "txvr"[keysym - XK_KP_Left];
552 break;
553 }
554 else
555 /* translate to std. cursor key */
556 keysym = XK_Left + (keysym - XK_KP_Left);
557 /* FALLTHROUGH */
558#endif
559 case XK_Up: /* "\033[A" */
560 case XK_Down: /* "\033[B" */
561 case XK_Right: /* "\033[C" */
562 case XK_Left: /* "\033[D" */
563 strcpy (kbuf, "\033[Z");
564 kbuf[2] = "DACB"[keysym - XK_Left];
565 /* do Shift first */
566 if (shft)
567 kbuf[2] = "dacb"[keysym - XK_Left];
568 else if (ctrl)
569 {
570 kbuf[1] = 'O';
571 kbuf[2] = "dacb"[keysym - XK_Left];
572 }
573 else if (priv_modes & PrivMode_aplCUR)
574 kbuf[1] = 'O';
575 break;
576
577#ifndef UNSHIFTED_SCROLLKEYS
578# ifdef XK_KP_Prior
579 case XK_KP_Prior:
580 /* allow shift to override */
581 if ((priv_modes & PrivMode_aplKP) ? !shft : shft)
582 {
583 strcpy (kbuf, "\033Oy");
584 break;
585 }
586 /* FALLTHROUGH */
587# endif
588 case XK_Prior:
589 strcpy (kbuf, "\033[5~");
590 break;
591# ifdef XK_KP_Next
592 case XK_KP_Next:
593 /* allow shift to override */
594 if ((priv_modes & PrivMode_aplKP) ? !shft : shft)
595 {
596 strcpy (kbuf, "\033Os");
597 break;
598 }
599 /* FALLTHROUGH */
600# endif
601 case XK_Next:
602 strcpy (kbuf, "\033[6~");
603 break;
604#endif
605 case XK_KP_Enter:
606 /* allow shift to override */
607 if ((priv_modes & PrivMode_aplKP) ? !shft : shft)
608 {
609 strcpy (kbuf, "\033OM");
610 break;
611 }
612
613 /* FALLTHROUGH */
614
615 case XK_Return:
616 if (priv_modes & PrivMode_LFNL)
617 {
618 kbuf[0] = '\015';
619 kbuf[1] = '\012';
620 kbuf[2] = '\0';
621 }
622 else
623 {
624 kbuf[0] = '\015';
625 kbuf[1] = '\0';
626 }
627 break;
628
629#ifdef XK_KP_Begin
630 case XK_KP_Begin:
631 strcpy (kbuf, "\033Ou");
632 break;
633
634 case XK_KP_Insert:
635 strcpy (kbuf, "\033Op");
636 break;
637
638 case XK_KP_Delete:
639 strcpy (kbuf, "\033On");
640 break;
641#endif
642 case XK_KP_F1: /* "\033OP" */
643 case XK_KP_F2: /* "\033OQ" */
644 case XK_KP_F3: /* "\033OR" */
645 case XK_KP_F4: /* "\033OS" */
646 strcpy (kbuf, "\033OP");
647 kbuf[2] += (keysym - XK_KP_F1);
648 break;
649
650 case XK_KP_Multiply: /* "\033Oj" : "*" */
651 case XK_KP_Add: /* "\033Ok" : "+" */
652 case XK_KP_Separator: /* "\033Ol" : "," */
653 case XK_KP_Subtract: /* "\033Om" : "-" */
654 case XK_KP_Decimal: /* "\033On" : "." */
655 case XK_KP_Divide: /* "\033Oo" : "/" */
656 case XK_KP_0: /* "\033Op" : "0" */
657 case XK_KP_1: /* "\033Oq" : "1" */
658 case XK_KP_2: /* "\033Or" : "2" */
659 case XK_KP_3: /* "\033Os" : "3" */
660 case XK_KP_4: /* "\033Ot" : "4" */
661 case XK_KP_5: /* "\033Ou" : "5" */
662 case XK_KP_6: /* "\033Ov" : "6" */
663 case XK_KP_7: /* "\033Ow" : "7" */
664 case XK_KP_8: /* "\033Ox" : "8" */
665 case XK_KP_9: /* "\033Oy" : "9" */
666 /* allow shift to override */
667 if ((priv_modes & PrivMode_aplKP) ? !shft : shft)
668 {
669 strcpy (kbuf, "\033Oj");
670 kbuf[2] += (keysym - XK_KP_Multiply);
671 }
672 else
673 {
674 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
675 kbuf[1] = '\0';
676 }
677 break;
678
679 case XK_Find:
680 strcpy (kbuf, "\033[1~");
681 break;
682 case XK_Insert:
683 strcpy (kbuf, "\033[2~");
684 break;
685#ifdef DXK_Remove /* support for DEC remove like key */
686 case DXK_Remove:
687 /* FALLTHROUGH */
688#endif
689 case XK_Execute:
690 strcpy (kbuf, "\033[3~");
691 break;
692 case XK_Select:
693 strcpy (kbuf, "\033[4~");
694 break;
695#ifdef XK_KP_End
696 case XK_KP_End:
697 /* allow shift to override */
698 if ((priv_modes & PrivMode_aplKP) ? !shft : shft)
699 {
700 strcpy (kbuf, "\033Oq");
701 break;
702 }
703 /* FALLTHROUGH */
704#endif
705 case XK_End:
706 strcpy (kbuf, KS_END);
707 break;
708#ifdef XK_KP_Home
709 case XK_KP_Home:
710 /* allow shift to override */
711 if ((priv_modes & PrivMode_aplKP) ? !shft : shft)
712 {
713 strcpy (kbuf, "\033Ow");
714 break;
715 }
716 /* FALLTHROUGH */
717#endif
718 case XK_Home:
719 strcpy (kbuf, KS_HOME);
720 break;
721
722#define FKEY(n, fkey) \
723 sprintf ((char *)kbuf,"\033[%2d~", (int) ((n) + (keysym - fkey)))
724
725 case XK_F1: /* "\033[11~" */
726 case XK_F2: /* "\033[12~" */
727 case XK_F3: /* "\033[13~" */
728 case XK_F4: /* "\033[14~" */
729 case XK_F5: /* "\033[15~" */
730 FKEY (11, XK_F1);
731 break;
732 case XK_F6: /* "\033[17~" */
733 case XK_F7: /* "\033[18~" */
734 case XK_F8: /* "\033[19~" */
735 case XK_F9: /* "\033[20~" */
736 case XK_F10: /* "\033[21~" */
737 FKEY (17, XK_F6);
738 break;
739 case XK_F11: /* "\033[23~" */
740 case XK_F12: /* "\033[24~" */
741 case XK_F13: /* "\033[25~" */
742 case XK_F14: /* "\033[26~" */
743 FKEY (23, XK_F11);
744 break;
745 case XK_F15: /* "\033[28~" */
746 case XK_F16: /* "\033[29~" */
747 FKEY (28, XK_F15);
748 break;
749 case XK_Help: /* "\033[28~" */
750 FKEY (28, XK_Help);
751 break;
752 case XK_Menu: /* "\033[29~" */
753 FKEY (29, XK_Menu);
754 break;
755 case XK_F17: /* "\033[31~" */
756 case XK_F18: /* "\033[32~" */
757 case XK_F19: /* "\033[33~" */
758 case XK_F20: /* "\033[34~" */
759 case XK_F21: /* "\033[35~" */
760 case XK_F22: /* "\033[36~" */
761 case XK_F23: /* "\033[37~" */
762 case XK_F24: /* "\033[38~" */
763 case XK_F25: /* "\033[39~" */
764 case XK_F26: /* "\033[40~" */
765 case XK_F27: /* "\033[41~" */
766 case XK_F28: /* "\033[42~" */
767 case XK_F29: /* "\033[43~" */
768 case XK_F30: /* "\033[44~" */
769 case XK_F31: /* "\033[45~" */
770 case XK_F32: /* "\033[46~" */
771 case XK_F33: /* "\033[47~" */
772 case XK_F34: /* "\033[48~" */
773 case XK_F35: /* "\033[49~" */
774 FKEY (31, XK_F17);
775 break;
776#undef FKEY
777 default:
778 newlen = 0;
779 break;
780 }
781 if (newlen)
782 len = strlen (kbuf);
783 }
784
785 /*
786 * Pass meta for all function keys, if 'meta' option set
787 */
788#ifdef META8_OPTION
789 if (meta && (meta_char == 0x80) && len > 0)
790 kbuf[len - 1] |= 0x80;
791#endif
792
793 }
794 else if (ctrl && keysym == XK_minus)
795 {
761 s.reg = ch; 796 len = 1;
762 if ((ch & 0xe0) == 0xc0) { s.reg &= 0x1f; s.cnt = 1; } 797 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
763 if ((ch & 0xf0) == 0xe0) { s.reg &= 0x0f; s.cnt = 2; }
764 if ((ch & 0xf8) == 0xf0) { s.reg &= 0x07; s.cnt = 3; }
765 if ((ch & 0xfc) == 0xf8) { s.reg &= 0x03; s.cnt = 4; }
766 if ((ch & 0xfe) == 0xfc) { s.reg &= 0x01; s.cnt = 5; }
767 } 798 }
768 else 799 else
769 { 800 {
770 cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */ 801#ifdef META8_OPTION
771 return ch; 802 /* set 8-bit on */
803 if (meta && (meta_char == 0x80))
804 {
805 unsigned char *ch;
806
807 for (ch = kbuf; ch < kbuf + len; ch++)
808 *ch |= 0x80;
809
810 meta = 0;
811 }
812#endif
813 /* nil */ ;
814 }
815 }
816
817 if (len <= 0)
818 return; /* not mapped */
819
820 if (options & Opt_scrollTtyKeypress)
821 if (TermWin.view_start)
822 {
823 TermWin.view_start = 0;
824 want_refresh = 1;
772 } 825 }
826
827 /*
828 * these modifications only affect the static keybuffer
829 * pass Shift/Control indicators for function keys ending with `~'
830 *
831 * eg,
832 * Prior = "ESC[5~"
833 * Shift+Prior = "ESC[5$"
834 * Ctrl+Prior = "ESC[5^"
835 * Ctrl+Shift+Prior = "ESC[5@"
836 * Meta adds an Escape prefix (with META8_OPTION, if meta == <escape>).
837 */
838 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
839 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
840
841 /* escape prefix */
842 if (meta
843#ifdef META8_OPTION
844 && meta_char == C0_ESC
845#endif
846 )
773 } 847 {
848 const unsigned char ch = C0_ESC;
849 tt_write (&ch, 1);
850 }
774 851
775 return NOCHAR; 852#if defined(DEBUG_CMD)
853 /* Display keyboard buffer contents */
854 unsigned char *p;
855 int i;
856
857 fprintf (stderr, "key 0x%04X [%d]: `", (unsigned int)keysym, len);
858 for (i = 0, p = kbuf; i < len; i++, p++)
859 fprintf (stderr, (*p >= ' ' && *p < '\177' ? "%c" : "\\%03o"), *p);
860 fprintf (stderr, "'\n");
861#endif /* DEBUG_CMD */
862 tt_write (kbuf, (unsigned int)len);
776} 863}
864/*}}} */
865
866#if (MENUBAR_MAX)
867/*{{{ rxvt_cmd_write (), rxvt_cmd_getc () */
868/* attempt to `write' count to the input buffer */
869unsigned int
870rxvt_term::cmd_write (const unsigned char *str, unsigned int count)
871{
872 unsigned int n, s;
873
874 n = cmdbuf_ptr - cmdbuf_base;
875 s = cmdbuf_base + CBUFSIZ - 1 - cmdbuf_endp;
876
877 if (n > 0 && s < count)
878 {
879 memmove (cmdbuf_base, cmdbuf_ptr,
880 (unsigned int) (cmdbuf_endp - cmdbuf_ptr));
881 cmdbuf_ptr = cmdbuf_base;
882 cmdbuf_endp -= n;
883 s += n;
884 }
885
886 if (count > s)
887 {
888 rxvt_warn ("data loss: cmd_write too large, continuing.\n");
889 count = s;
890 }
891
892 for (; count--;)
893 *cmdbuf_endp++ = *str++;
894
895 cmd_parse ();
896
897 return 0;
898}
899#endif /* MENUBAR_MAX */
900
901void
902rxvt_term::flush ()
903{
904#ifdef TRANSPARENT
905 if (want_full_refresh)
906 {
907 want_full_refresh = 0;
908 scr_clear ();
909 scr_touch (false);
910 }
911#endif
912
913 if (want_refresh)
914 {
915 scr_refresh (refresh_type);
916 scrollbar_show (1);
917#ifdef USE_XIM
918 IMSendSpot ();
919#endif
920 }
921
922 display->flush ();
923
924 flush_ev.stop ();
925}
926
927void
928rxvt_term::check_cb (check_watcher &w)
929{
930 SET_R (this);
931 SET_LOCALE (locale);
932
933 display->flush ();
934
935 if (want_refresh && !flush_ev.active)
936 flush_ev.start (NOW + 0.01);
937}
938
939void
940rxvt_term::flush_cb (time_watcher &w)
941{
942 SET_R (this);
943 SET_LOCALE (locale);
944
945 refresh_limit = 1;
946 refresh_count = 0;
947 flush ();
948}
949
950#ifdef CURSOR_BLINK
951void
952rxvt_term::cursor_blink_cb (time_watcher &w)
953{
954 hidden_cursor = !hidden_cursor;
955 want_refresh = 1;
956
957 w.start (w.at + BLINK_INTERVAL);
958}
959#endif
960
961#ifdef TEXT_BLINK
962void
963rxvt_term::text_blink_cb (time_watcher &w)
964{
965 if (scr_refresh_rend (RS_Blink, RS_Blink))
966 {
967 hidden_text = !hidden_text;
968 want_refresh = 1;
969 w.start (w.at + TEXT_BLINK_INTERVAL);
970 }
971}
972#endif
973
974#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
975void
976rxvt_term::cont_scroll_cb (time_watcher &w)
977{
978 if ((scrollbar_isUp() || scrollbar_isDn()) &&
979 scr_page (scrollbar_isUp() ? UP : DN, 1))
980 {
981 refresh_type |= SMOOTH_REFRESH;
982 want_refresh = 1;
983 w.start (w.at + SCROLLBAR_CONTINUOUS_DELAY);
984 }
985}
986#endif
987
988#ifdef SELECTION_SCROLLING
989void
990rxvt_term::sel_scroll_cb (time_watcher &w)
991{
992 if (scr_page (scroll_selection_dir, scroll_selection_lines))
993 {
994 selection_extend (selection_save_x, selection_save_y, selection_save_state);
995 refresh_type |= SMOOTH_REFRESH;
996 want_refresh = 1;
997 w.start (w.at + SCROLLBAR_CONTINUOUS_DELAY);
998 }
999}
1000#endif
1001
1002#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1003void
1004rxvt_term::slip_wheel_cb (time_watcher &w)
1005{
1006 if (mouse_slip_wheel_speed == 0
1007 || mouse_slip_wheel_speed < 0 ? scr_page (DN, -mouse_slip_wheel_speed)
1008 : scr_page (UP, mouse_slip_wheel_speed))
1009 {
1010 refresh_type |= SMOOTH_REFRESH;
1011 want_refresh = 1;
1012 w.start (w.at + SCROLLBAR_CONTINUOUS_DELAY);
1013 }
1014}
1015#endif
777 1016
778bool 1017bool
779rxvt_term::pty_fill (size_t count) 1018rxvt_term::pty_fill ()
780{ 1019{
781 ssize_t n = cmdbuf_endp - cmdbuf_ptr; 1020 ssize_t n = cmdbuf_endp - cmdbuf_ptr;
1021
1022 if (CBUFSIZ == n)
1023 {
1024 rxvt_warn ("pty_fill on full buffer, draining input, continuing.\n");
1025 n = 0;
1026 }
782 1027
783 memmove (cmdbuf_base, cmdbuf_ptr, n); 1028 memmove (cmdbuf_base, cmdbuf_ptr, n);
784 cmdbuf_ptr = cmdbuf_base; 1029 cmdbuf_ptr = cmdbuf_base;
785 cmdbuf_endp = cmdbuf_ptr + n; 1030 cmdbuf_endp = cmdbuf_ptr + n;
786 1031
787 n = read (cmd_fd, cmdbuf_endp, count); 1032 n = read (pty.pty, cmdbuf_endp, CBUFSIZ - n);
788 1033
789 if (n > 0) 1034 if (n > 0)
790 { 1035 {
791 cmdbuf_endp += n; 1036 cmdbuf_endp += n;
792 return true; 1037 return true;
793 } 1038 }
794 else if (n < 0 && errno == EAGAIN) 1039 else if (n < 0 && errno != EAGAIN)
1040 destroy ();
1041
795 return false; 1042 return false;
796
797 rxvt_clean_exit();
798 exit(EXIT_FAILURE); /* bad order of events? */
799} 1043}
800 1044
801void 1045void
802rxvt_term::pty_cb (io_watcher &w, short revents) 1046rxvt_term::pty_cb (io_watcher &w, short revents)
803{ 1047{
804 while (pty_fill (BUFSIZ - (cmdbuf_endp - cmdbuf_ptr))) 1048 SET_R (this);
1049 SET_LOCALE (locale);
1050
1051 if (revents & EVENT_WRITE)
1052 tt_write (0, 0);
1053 else if (revents & EVENT_READ)
1054 // loop, but don't allow a single term to monopolize us
1055 while (pty_fill ())
1056 if (cmd_parse ())
1057 break;
1058}
1059
1060void
1061rxvt_term::pointer_unblank ()
1062{
1063 XDefineCursor (display->display, TermWin.vt, TermWin_cursor);
1064 recolour_cursor ();
1065
1066#ifdef POINTER_BLANK
1067 hidden_pointer = 0;
1068
1069 if (options & Opt_pointerBlank)
1070 pointer_ev.start (NOW + pointerBlankDelay);
1071#endif
1072}
1073
1074#ifdef POINTER_BLANK
1075void
1076rxvt_term::pointer_blank ()
1077{
1078 if (! (options & Opt_pointerBlank))
1079 return;
1080
1081 XDefineCursor (display->display, TermWin.vt, blank_cursor);
1082 XFlush (display->display);
1083
1084 hidden_pointer = 1;
1085}
1086
1087void
1088rxvt_term::pointer_cb (time_watcher &w)
1089{
1090 SET_R (this);
1091 SET_LOCALE (locale);
1092
1093 pointer_blank ();
1094}
1095#endif
1096
1097void
1098rxvt_term::mouse_report (XButtonEvent &ev)
1099{
1100 int button_number, key_state = 0;
1101 int x, y;
1102
1103 x = ev.x;
1104 y = ev.y;
1105 pixel_position (&x, &y);
1106
1107 if (MEvent.button == AnyButton)
1108 button_number = 3;
1109 else
1110 {
1111 button_number = MEvent.button - Button1;
1112 /* add 0x3D for wheel events, like xterm does */
1113 if (button_number >= 3)
1114 button_number += (64 - 3);
805 { 1115 }
806 /* once we know the shell is running, send the screen size. Again! */
807 //ch = rxvt_cmd_getc(aR); /* wait for something */
808 //rxvt_tt_winsize(cmd_fd, TermWin.ncol, TermWin.nrow, cmd_pid);
809 1116
810 uint32_t ch = NOCHAR; 1117 if (priv_modes & PrivMode_MouseX10)
1118 {
1119 /*
1120 * do not report ButtonRelease
1121 * no state info allowed
1122 */
1123 key_state = 0;
1124 if (button_number == 3)
1125 return;
1126 }
1127 else
1128 {
1129 /* XTerm mouse reporting needs these values:
1130 * 4 = Shift
1131 * 8 = Meta
1132 * 16 = Control
1133 * plus will add in our own Double-Click reporting
1134 * 32 = Double Click
1135 */
1136 key_state = ((MEvent.state & ShiftMask) ? 4 : 0)
1137 + ((MEvent.state & ModMetaMask) ? 8 : 0)
1138 + ((MEvent.state & ControlMask) ? 16 : 0);
1139#ifdef MOUSE_REPORT_DOUBLECLICK
1140 key_state += ((MEvent.clicks > 1) ? 32 : 0);
1141#endif
811 1142
812 for (;;) 1143 }
1144
1145#ifdef DEBUG_MOUSEREPORT
1146 fprintf (stderr, "Mouse [");
1147 if (key_state & 16)
1148 fputc ('C', stderr);
1149 if (key_state & 4)
1150 fputc ('S', stderr);
1151 if (key_state & 8)
1152 fputc ('A', stderr);
1153 if (key_state & 32)
1154 fputc ('2', stderr);
1155 fprintf (stderr, "]: <%d>, %d/%d\n",
1156 button_number,
1157 x + 1,
1158 y + 1);
1159#else
1160 tt_printf ("\033[M%c%c%c",
1161 (32 + button_number + key_state),
1162 (32 + x + 1),
1163 (32 + y + 1));
1164#endif
1165}
1166
1167#ifdef USING_W11LIB
1168void
1169rxvt_W11_process_x_event (XEvent *ev)
1170{
1171 rxvt_t *r = rxvt_get_r ();
1172
1173 x_cb (*ev);
1174}
1175#endif
1176
1177/*{{{ process an X event */
1178void
1179rxvt_term::x_cb (XEvent &ev)
1180{
1181 SET_R (this);
1182 SET_LOCALE (locale);
1183
1184#if defined(CURSOR_BLINK)
1185 if ((options & Opt_cursorBlink) && ev.type == KeyPress)
1186 {
1187 if (hidden_cursor)
1188 {
1189 hidden_cursor = 0;
1190 want_refresh = 1;
1191 }
1192
1193 cursor_blink_ev.start (NOW + BLINK_INTERVAL);
1194 }
1195#endif
1196
1197#if defined(POINTER_BLANK)
1198 if ((options & Opt_pointerBlank) && pointerBlankDelay > 0)
1199 {
1200 if (ev.type == MotionNotify
1201 || ev.type == ButtonPress
1202 || ev.type == ButtonRelease)
1203 if (hidden_pointer)
1204 pointer_unblank ();
1205
1206 if (ev.type == KeyPress && hidden_pointer == 0)
1207 pointer_blank ();
1208 }
1209#endif
1210
1211#ifdef USE_XIM
1212 if (XFilterEvent (&ev, None))
1213 return;
1214#endif
1215
1216 Window unused_root, unused_child;
1217 int unused_root_x, unused_root_y;
1218 unsigned int unused_mask;
1219
1220 switch (ev.type)
1221 {
1222 case KeyPress:
1223#if ISO_14755
1224 if (!(iso14755buf & ISO_14755_52))
1225#endif
1226 lookup_key (ev.xkey);
1227
1228 break;
1229
1230 case KeyRelease:
1231 {
1232#if (defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)) || defined (ENABLE_FRILLS)
1233 KeySym ks;
1234
1235 ks = XLookupKeysym (&ev.xkey, ev.xkey.state & ShiftMask ? 1 : 0); // sorry, only shift supported :/
1236#endif
1237
1238#if ENABLE_FRILLS || ISO_14755
1239 // ISO 14755 support
1240 if (iso14755buf)
1241 if (iso14755buf & ISO_14755_52)
1242 {
1243# if ENABLE_OVERLAY
1244 scr_overlay_off ();
1245# endif
1246# if ISO_14755
1247 // iso14755 part 5.2 handling: release time
1248 // first: controls
1249 if ((ev.xkey.state & ControlMask)
1250 && ((ks >= 0x40 && ks <= 0x5f)
1251 || (ks >= 0x61 && ks <= 0x7f)))
1252 {
1253 iso14755buf = ISO_14755_51 | 0x2400 | (ks & 0x1f);
1254 commit_iso14755 ();
1255 return; // case-break;
1256 }
1257
1258 for (unsigned short *i = iso14755_symtab; i[0]; i+= 2)
1259 if (i[0] == ks)
1260 {
1261 iso14755buf = ISO_14755_51 | i[1];
1262 commit_iso14755 ();
1263 return; // case-break;
1264 }
1265
1266 scr_bell ();
1267# endif
1268 iso14755buf = 0;
1269 break;
1270 }
1271 else if ((ev.xkey.state & (ShiftMask | ControlMask)) != (ShiftMask | ControlMask))
1272 {
1273# if ENABLE_OVERLAY
1274 scr_overlay_off ();
1275# endif
1276 if (iso14755buf & ISO_14755_51)
1277 commit_iso14755 ();
1278#if ISO_14755
1279 else if (iso14755buf & ISO_14755_STARTED)
1280 {
1281 iso14755buf = ISO_14755_52; // iso14755 part 5.2: remember empty begin/end pair
1282
1283 scr_overlay_new (0, -1, sizeof ("KEYCAP PICTURE INSERT MODE") - 1, 1);
1284 scr_overlay_set (0, 0, "KEYCAP PICTURE INSERT MODE");
1285 }
1286# endif
1287 else
1288 iso14755buf = 0;
1289 }
1290#endif
1291
1292#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1293 if (!(ev.xkey.state & ControlMask))
1294 slip_wheel_ev.stop ();
1295 else if (ks == XK_Control_L || ks == XK_Control_R)
1296 mouse_slip_wheel_speed = 0;
1297#endif
1298 break;
1299 }
1300
1301 case ButtonPress:
1302 button_press (ev.xbutton);
1303 break;
1304
1305 case ButtonRelease:
1306 button_release (ev.xbutton);
1307 break;
1308
1309 case ClientMessage:
1310 if (ev.xclient.format == 32
1311 && (Atom)ev.xclient.data.l[0] == xa[XA_WMDELETEWINDOW])
1312 destroy ();
1313#ifdef OFFIX_DND
1314 /* OffiX Dnd (drag 'n' drop) protocol */
1315 else if (ev.xclient.message_type == xa[XA_DNDPROTOCOL]
1316 && (ev.xclient.data.l[0] == DndFile
1317 || ev.xclient.data.l[0] == DndDir
1318 || ev.xclient.data.l[0] == DndLink))
813 { 1319 {
814 if (ch == NOCHAR) 1320 /* Get Dnd data */
815 ch = next_char (); 1321 Atom ActualType;
1322 int ActualFormat;
1323 unsigned char *data;
1324 unsigned long Size, RemainingBytes;
816 1325
817 if (ch == NOCHAR) // TODO: improve 1326 XGetWindowProperty (display->display, display->root,
1327 xa[XA_DNDSELECTION],
1328 0L, 1000000L,
1329 False, AnyPropertyType,
1330 &ActualType, &ActualFormat,
1331 &Size, &RemainingBytes,
1332 &data);
1333 XChangeProperty (display->display, display->root,
1334 XA_CUT_BUFFER0, XA_STRING,
1335 8, PropModeReplace,
1336 data, strlen (data));
1337 XFree (data);
1338 selection_paste (display->root, XA_CUT_BUFFER0, True);
1339 XSetInputFocus (display->display, display->root, RevertToNone, CurrentTime);
1340 }
1341#endif /* OFFIX_DND */
1342 break;
1343
1344 case MappingNotify:
1345 XRefreshKeyboardMapping (&ev.xmapping);
1346 break;
1347
1348 /*
1349 * XXX: this is not the _current_ arrangement
1350 * Here's my conclusion:
1351 * If the window is completely unobscured, use bitblt's
1352 * to scroll. Even then, they're only used when doing partial
1353 * screen scrolling. When partially obscured, we have to fill
1354 * in the GraphicsExpose parts, which means that after each refresh,
1355 * we need to wait for the graphics expose or Noexpose events,
1356 * which ought to make things real slow!
1357 */
1358 case VisibilityNotify:
1359 switch (ev.xvisibility.state)
1360 {
1361 case VisibilityUnobscured:
1362 refresh_type = FAST_REFRESH;
1363 break;
1364 case VisibilityPartiallyObscured:
1365 refresh_type = SLOW_REFRESH;
1366 break;
1367 default:
1368 refresh_type = NO_REFRESH;
1369 break;
1370 }
1371 break;
1372
1373 case FocusIn:
1374 if (!TermWin.focus)
1375 {
1376 TermWin.focus = 1;
1377 want_refresh = 1;
1378#ifdef USE_XIM
1379 if (Input_Context != NULL)
1380 {
1381 IMSetStatusPosition ();
1382 XSetICFocus (Input_Context);
1383 }
1384#endif
1385#ifdef CURSOR_BLINK
1386 if (options & Opt_cursorBlink)
1387 cursor_blink_ev.start (NOW + BLINK_INTERVAL);
1388#endif
1389#ifdef OFF_FOCUS_FADING
1390 if (rs[Rs_fade])
1391 {
1392 pix_colors = pix_colors_focused;
1393 set_colorfgbg ();
1394 scr_clear ();
1395 scr_touch (true);
1396 }
1397#endif
1398
1399 }
1400 break;
1401
1402 case FocusOut:
1403 if (TermWin.focus)
1404 {
1405 TermWin.focus = 0;
1406 want_refresh = 1;
1407#ifdef USE_XIM
1408 if (Input_Context != NULL)
1409 XUnsetICFocus (Input_Context);
1410#endif
1411#ifdef CURSOR_BLINK
1412 if (options & Opt_cursorBlink)
1413 cursor_blink_ev.stop ();
1414 hidden_cursor = 0;
1415#endif
1416#ifdef OFF_FOCUS_FADING
1417 if (rs[Rs_fade])
1418 {
1419 pix_colors = pix_colors_unfocused;
1420 set_colorfgbg ();
1421 scr_clear ();
1422 scr_touch (true);
1423 }
1424#endif
1425
1426 }
1427 break;
1428
1429 case ConfigureNotify:
1430 if (ev.xconfigure.window == TermWin.parent[0])
1431 {
1432 int height, width;
1433
1434 do
1435 { /* Wrap lots of configures into one */
1436 width = ev.xconfigure.width;
1437 height = ev.xconfigure.height;
1438 D_SIZE ((stderr, "Size: ConfigureNotify: %4d x %4d", width, height));
1439 }
1440 while (XCheckTypedWindowEvent (display->display, ev.xconfigure.window, ConfigureNotify, &ev));
1441
1442 if (szHint.width != width || szHint.height != height)
1443 resize_all_windows (width, height, 1);
1444
1445#ifdef TRANSPARENT /* XXX: maybe not needed - leave in for now */
1446 if (options & Opt_transparent)
1447 {
1448 check_our_parents ();
1449 if (am_transparent)
1450 want_refresh = want_full_refresh = 1;
1451 }
1452#endif
1453 }
1454 break;
1455
1456 case PropertyNotify:
1457 if (ev.xproperty.atom == xa[XA_VT_SELECTION]
1458 && ev.xproperty.state == PropertyNewValue)
1459 selection_property (ev.xproperty.window, ev.xproperty.atom);
1460
1461 break;
1462
1463 case SelectionClear:
1464 selection_clear ();
1465 break;
1466
1467 case SelectionNotify:
1468 if (selection_wait == Sel_normal)
1469 selection_paste (ev.xselection.requestor,
1470 ev.xselection.property, True);
1471 break;
1472
1473 case SelectionRequest:
1474 selection_send (ev.xselectionrequest);
1475 break;
1476
1477 case UnmapNotify:
1478 TermWin.mapped = 0;
1479#ifdef TEXT_BLINK
1480 text_blink_ev.stop ();
1481#endif
1482 break;
1483
1484 case MapNotify:
1485 TermWin.mapped = 1;
1486#ifdef TEXT_BLINK
1487 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
1488#endif
1489 break;
1490
1491#ifdef TRANSPARENT
1492 case ReparentNotify:
1493 rootwin_cb (ev);
1494 break;
1495#endif /* TRANSPARENT */
1496
1497 case GraphicsExpose:
1498 case Expose:
1499 if (ev.xany.window == TermWin.vt)
1500 {
1501 do
1502 scr_expose (ev.xexpose.x, ev.xexpose.y,
1503 ev.xexpose.width, ev.xexpose.height, False);
1504 while (XCheckTypedWindowEvent (display->display, TermWin.vt, ev.xany.type, &ev));
1505
1506 ev.xany.type = ev.xany.type == Expose ? GraphicsExpose : Expose;
1507
1508 while (XCheckTypedWindowEvent (display->display, TermWin.vt, ev.xany.type, &ev))
1509 scr_expose (ev.xexpose.x, ev.xexpose.y,
1510 ev.xexpose.width, ev.xexpose.height, False);
1511
1512 scr_refresh (refresh_type);
1513 }
1514 else
1515 {
1516 XEvent unused_event;
1517
1518 while (XCheckTypedWindowEvent (display->display, ev.xany.window, Expose, &unused_event))
1519 ;
1520 while (XCheckTypedWindowEvent (display->display, ev.xany.window, GraphicsExpose, &unused_event))
1521 ;
1522
1523 if (isScrollbarWindow (ev.xany.window))
1524 {
1525 scrollBar.setIdle ();
1526 scrollbar_show (0);
1527 }
1528#ifdef MENUBAR
1529 if (menubar_visible () && isMenuBarWindow (ev.xany.window))
1530 menubar_expose ();
1531#endif
1532
1533#ifdef TRANSPARENT
1534 if (am_transparent && ev.xany.window == TermWin.parent[0])
1535 XClearWindow (display->display, ev.xany.window);
1536#endif
1537 }
1538 break;
1539
1540 case MotionNotify:
1541#ifdef POINTER_BLANK
1542 if (hidden_pointer)
1543 pointer_unblank ();
1544#endif
1545#if MENUBAR
1546 if (isMenuBarWindow (ev.xany.window))
1547 {
1548 menubar_control (ev.xbutton);
818 break; 1549 break;
1550 }
1551#endif
1552 if ((priv_modes & PrivMode_mouse_report) && ! (bypass_keystate))
1553 break;
819 1554
820 if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r') 1555 if (ev.xany.window == TermWin.vt)
1556 {
1557 if (ev.xbutton.state & (Button1Mask | Button3Mask))
1558 {
1559 while (XCheckTypedWindowEvent (display->display, TermWin.vt, MotionNotify, &ev))
1560 ;
1561
1562 XQueryPointer (display->display, TermWin.vt,
1563 &unused_root, &unused_child,
1564 &unused_root_x, &unused_root_y,
1565 & (ev.xbutton.x), & (ev.xbutton.y),
1566 &unused_mask);
1567#ifdef MOUSE_THRESHOLD
1568 /* deal with a `jumpy' mouse */
1569 if ((ev.xmotion.time - MEvent.time) > MOUSE_THRESHOLD)
1570 {
1571#endif
1572#if ISO_14755
1573 // 5.4
1574 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1575 {
1576 iso14755_54 (ev.xbutton.x, ev.xbutton.y);
1577 break;
1578 }
1579#endif
1580 selection_extend (ev.xbutton.x, ev.xbutton.y,
1581 (ev.xbutton.state & Button3Mask) ? 2 : 0);
1582#ifdef SELECTION_SCROLLING
1583 if (ev.xbutton.y < TermWin.int_bwidth
1584 || Pixel2Row (ev.xbutton.y) > (TermWin.nrow-1))
1585 {
1586 int dist;
1587
1588 /* don't clobber the current delay if we are
1589 * already in the middle of scrolling.
1590 */
1591 if (!sel_scroll_ev.active)
1592 sel_scroll_ev.start (NOW + SCROLLBAR_INITIAL_DELAY);
1593
1594 /* save the event params so we can highlight
1595 * the selection in the pending-scroll loop
1596 */
1597 selection_save_x = ev.xbutton.x;
1598 selection_save_y = ev.xbutton.y;
1599 selection_save_state = (ev.xbutton.state & Button3Mask) ? 2 : 0;
1600
1601 /* calc number of lines to scroll */
1602 if (ev.xbutton.y<TermWin.int_bwidth)
1603 {
1604 scroll_selection_dir = UP;
1605 dist = TermWin.int_bwidth - ev.xbutton.y;
1606 }
1607 else
1608 {
1609 scroll_selection_dir = DN;
1610 dist = ev.xbutton.y - (TermWin.int_bwidth + TermWin.height);
1611 }
1612
1613 scroll_selection_lines = Pixel2Height (dist)
1614 / SELECTION_SCROLL_LINE_SPEEDUP
1615 + 1;
1616 MIN_IT (scroll_selection_lines,
1617 SELECTION_SCROLL_MAX_LINES);
1618 }
1619 else
1620 {
1621 /* we are within the text window, so we
1622 * shouldn't be scrolling
1623 */
1624 if (sel_scroll_ev.active)
1625 sel_scroll_ev.stop();
1626 }
1627#endif
1628#ifdef MOUSE_THRESHOLD
1629 }
1630#endif
1631 }
1632 }
1633 else if (isScrollbarWindow (ev.xany.window) && scrollbar_isMotion ())
1634 {
1635 while (XCheckTypedWindowEvent (display->display, scrollBar.win,
1636 MotionNotify, &ev)) ;
1637 XQueryPointer (display->display, scrollBar.win,
1638 &unused_root, &unused_child,
1639 &unused_root_x, &unused_root_y,
1640 & (ev.xbutton.x), & (ev.xbutton.y),
1641 &unused_mask);
1642 scr_move_to (scrollbar_position (ev.xbutton.y) - csrO,
1643 scrollbar_size ());
1644 scr_refresh (refresh_type);
1645 refresh_limit = 0;
1646 scrollbar_show (1);
1647 }
1648 break;
1649 }
1650}
1651
1652#if TRANSPARENT
1653void
1654rxvt_term::rootwin_cb (XEvent &ev)
1655{
1656 SET_R (this);
1657 SET_LOCALE (locale);
1658
1659 switch (ev.type)
1660 {
1661 case PropertyNotify:
1662 /*
1663 * if user used some Esetroot compatible prog to set the root bg,
1664 * use the property to determine the pixmap. We use it later on.
1665 */
1666 if (xa[XA_XROOTPMAPID] == 0)
1667 xa[XA_XROOTPMAPID] = XInternAtom (display->display, "_XROOTPMAP_ID", False);
1668
1669 if (ev.xproperty.atom != xa[XA_XROOTPMAPID])
1670 return;
1671
1672 /* FALLTHROUGH */
1673 case ReparentNotify:
1674 if ((options & Opt_transparent) && check_our_parents () && am_transparent)
1675 want_refresh = want_full_refresh = 1;
1676 break;
1677 }
1678}
1679#endif
1680
1681void
1682rxvt_term::button_press (XButtonEvent &ev)
1683{
1684 int reportmode = 0, clickintime;
1685
1686 bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
1687 if (!bypass_keystate)
1688 reportmode = !! (priv_modes & PrivMode_mouse_report);
1689
1690 /*
1691 * VT window processing of button press
1692 */
1693 if (ev.window == TermWin.vt)
1694 {
1695#if ISO_14755
1696 // 5.4
1697 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1698 {
1699 iso14755_54 (ev.x, ev.y);
1700 return;
1701 }
1702#endif
1703
1704 clickintime = ev.time - MEvent.time < MULTICLICK_TIME;
1705 if (reportmode)
1706 {
1707 /* mouse report from vt window */
1708 /* save the xbutton state (for ButtonRelease) */
1709 MEvent.state = ev.state;
1710#ifdef MOUSE_REPORT_DOUBLECLICK
1711 if (ev.button == MEvent.button && clickintime)
821 { 1712 {
822 /* Read a text string from the input buffer */ 1713 /* same button, within alloted time */
823 uint32_t buf[BUFSIZ]; 1714 MEvent.clicks++;
824 bool refreshnow = false; 1715 if (MEvent.clicks > 1)
825 int nlines = 0;
826 uint32_t *str = buf;
827
828 *str++ = ch;
829
830 for (;;)
831 { 1716 {
832 ch = next_char (); 1717 /* only report double clicks */
1718 MEvent.clicks = 2;
1719 mouse_report (ev);
833 1720
834 if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r')) 1721 /* don't report the release */
835 break; 1722 MEvent.clicks = 0;
836 else 1723 MEvent.button = AnyButton;
837 {
838 *str++ = ch;
839
840 if (ch == '\n')
841 {
842 nlines++;
843 refresh_count++;
844
845 if (!(Options & Opt_jumpScroll)
846 || (refresh_count >= (refresh_limit * (TermWin.nrow - 1))))
847 {
848 refreshnow = true;
849 ch = NOCHAR;
850 break;
851 }
852 }
853
854 if (str >= buf + BUFSIZ)
855 {
856 ch = NOCHAR;
857 break;
858 }
859 }
860 } 1724 }
861
862 rxvt_scr_add_lines (this, buf, nlines, str - buf);
863
864 /*
865 * If there have been a lot of new lines, then update the screen
866 * What the heck I'll cheat and only refresh less than every page-full.
867 * the number of pages between refreshes is refresh_limit, which
868 * is incremented here because we must be doing flat-out scrolling.
869 *
870 * refreshing should be correct for small scrolls, because of the
871 * time-out
872 */
873 if (refreshnow)
874 {
875 if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD)
876 refresh_limit++;
877
878 rxvt_scr_refresh (this, refresh_type);
879 }
880
881 } 1725 }
882 else 1726 else
883 { 1727 {
1728 /* different button, or time expired */
1729 MEvent.clicks = 1;
1730 MEvent.button = ev.button;
1731 mouse_report (ev);
1732 }
1733#else
1734 MEvent.button = ev.button;
1735 mouse_report (ev);
1736#endif /* MOUSE_REPORT_DOUBLECLICK */
1737
1738 }
1739 else
1740 {
1741 if (ev.button != MEvent.button)
1742 MEvent.clicks = 0;
1743 switch (ev.button)
1744 {
1745 case Button1:
1746 /* allow shift+left click to extend selection */
1747 if (ev.state & ShiftMask && ! (priv_modes & PrivMode_mouse_report))
1748 {
1749 if (MEvent.button == Button1 && clickintime)
1750 selection_rotate (ev.x, ev.y);
1751 else
1752 selection_extend (ev.x, ev.y, 1);
1753 }
1754 else
1755 {
1756 if (MEvent.button == Button1 && clickintime)
1757 MEvent.clicks++;
1758 else
1759 MEvent.clicks = 1;
1760
1761 selection_click (MEvent.clicks, ev.x, ev.y);
1762 }
1763
1764 MEvent.button = Button1;
1765 break;
1766
1767 case Button3:
1768 if (MEvent.button == Button3 && clickintime)
1769 selection_rotate (ev.x, ev.y);
1770 else
1771 selection_extend (ev.x, ev.y, 1);
1772
1773 MEvent.button = Button3;
1774 break;
1775 }
1776 }
1777
1778 MEvent.time = ev.time;
1779 return;
1780 }
1781
1782 /*
1783 * Scrollbar window processing of button press
1784 */
1785 if (isScrollbarWindow (ev.window))
1786 {
1787 scrollBar.setIdle ();
1788 /*
1789 * Rxvt-style scrollbar:
1790 * move up if mouse is above slider
1791 * move dn if mouse is below slider
1792 *
1793 * XTerm-style scrollbar:
1794 * Move display proportional to pointer location
1795 * pointer near top -> scroll one line
1796 * pointer near bot -> scroll full page
1797 */
1798#ifndef NO_SCROLLBAR_REPORT
1799 if (reportmode)
1800 {
1801 /*
1802 * Mouse report disabled scrollbar:
1803 * arrow buttons - send up/down
1804 * click on scrollbar - send pageup/down
1805 */
1806 if ((scrollBar.style == R_SB_NEXT
1807 && scrollbarnext_upButton (ev.y))
1808 || (scrollBar.style == R_SB_RXVT
1809 && scrollbarrxvt_upButton (ev.y)))
1810 tt_printf ("\033[A");
1811 else if ((scrollBar.style == R_SB_NEXT
1812 && scrollbarnext_dnButton (ev.y))
1813 || (scrollBar.style == R_SB_RXVT
1814 && scrollbarrxvt_dnButton (ev.y)))
1815 tt_printf ("\033[B");
1816 else
884 switch (ch) 1817 switch (ev.button)
1818 {
1819 case Button2:
1820 tt_printf ("\014");
1821 break;
1822 case Button1:
1823 tt_printf ("\033[6~");
1824 break;
1825 case Button3:
1826 tt_printf ("\033[5~");
1827 break;
1828 }
1829 }
1830 else
1831#endif /* NO_SCROLLBAR_REPORT */
1832
1833 {
1834 char upordown = 0;
1835
1836 if (scrollBar.style == R_SB_NEXT)
1837 {
1838 if (scrollbarnext_upButton (ev.y))
1839 upordown = -1; /* up */
1840 else if (scrollbarnext_dnButton (ev.y))
1841 upordown = 1; /* down */
1842 }
1843 else if (scrollBar.style == R_SB_RXVT)
1844 {
1845 if (scrollbarrxvt_upButton (ev.y))
1846 upordown = -1; /* up */
1847 else if (scrollbarrxvt_dnButton (ev.y))
1848 upordown = 1; /* down */
1849 }
1850 if (upordown)
1851 {
1852#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1853 cont_scroll_ev.start (NOW + SCROLLBAR_INITIAL_DELAY);
1854#endif
1855 if (scr_page (upordown < 0 ? UP : DN, 1))
885 { 1856 {
1857 if (upordown < 0)
1858 scrollBar.setUp ();
886 default: 1859 else
887 rxvt_process_nonprinting (this, ch); 1860 scrollBar.setDn ();
888 break;
889 case C0_ESC: /* escape char */
890 rxvt_process_escape_seq (this);
891 break;
892 /*case 0x9b: */ /* CSI */
893 /* rxvt_process_csi_seq (this); */
894 } 1861 }
895
896 ch = NOCHAR;
897 } 1862 }
1863 else
1864 switch (ev.button)
1865 {
1866 case Button2:
1867 switch (scrollbar_align)
1868 {
1869 case R_SB_ALIGN_TOP:
1870 csrO = 0;
1871 break;
1872 case R_SB_ALIGN_CENTRE:
1873 csrO = (scrollBar.bot - scrollBar.top) / 2;
1874 break;
1875 case R_SB_ALIGN_BOTTOM:
1876 csrO = scrollBar.bot - scrollBar.top;
1877 break;
1878 }
1879
1880 if (scrollBar.style == R_SB_XTERM
1881 || scrollbar_above_slider (ev.y)
1882 || scrollbar_below_slider (ev.y))
1883 scr_move_to (scrollbar_position (ev.y) - csrO, scrollbar_size ());
1884
1885 scrollBar.setMotion ();
1886 break;
1887
1888 case Button1:
1889 if (scrollbar_align == R_SB_ALIGN_CENTRE)
1890 csrO = ev.y - scrollBar.top;
1891 /* FALLTHROUGH */
1892
1893 case Button3:
1894 if (scrollBar.style != R_SB_XTERM)
1895 {
1896 if (scrollbar_above_slider (ev.y))
1897# ifdef RXVT_SCROLL_FULL
1898 scr_page (UP, TermWin.nrow - 1);
1899# else
1900 scr_page (UP, TermWin.nrow / 4);
1901# endif
1902 else if (scrollbar_below_slider (ev.y))
1903# ifdef RXVT_SCROLL_FULL
1904 scr_page (DN, TermWin.nrow - 1);
1905# else
1906 scr_page (DN, TermWin.nrow / 4);
1907# endif
1908 else
1909 scrollBar.setMotion ();
1910 }
1911 else
1912 {
1913 scr_page ((ev.button == Button1 ? DN : UP),
1914 (TermWin.nrow
1915 * scrollbar_position (ev.y)
1916 / scrollbar_size ()));
1917 }
1918
1919 break;
898 } 1920 }
1921 }
1922 return;
899 } 1923 }
900 1924#if MENUBAR
901 flush (); 1925 /*
1926 * Menubar window processing of button press
1927 */
1928 if (isMenuBarWindow (ev.window))
1929 menubar_control (ev);
1930#endif
902} 1931}
903 1932
904void 1933void
905rxvt_term::flush () 1934rxvt_term::button_release (XButtonEvent &ev)
906{ 1935{
1936 int reportmode = 0;
1937
1938 csrO = 0; /* reset csr Offset */
1939 if (!bypass_keystate)
1940 reportmode = !! (priv_modes & PrivMode_mouse_report);
1941
1942 if (scrollbar_isUpDn ())
1943 {
1944 scrollBar.setIdle ();
1945 scrollbar_show (0);
1946#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1947 refresh_type &= ~SMOOTH_REFRESH;
1948#endif
1949 }
1950
1951#ifdef SELECTION_SCROLLING
1952 if (sel_scroll_ev.active)
1953 sel_scroll_ev.stop();
1954#endif
1955
1956 if (ev.window == TermWin.vt)
1957 {
1958#if ISO_14755
1959 // 5.4
1960 if (iso14755buf & (ISO_14755_STARTED | ISO_14755_54))
1961 return;
1962#endif
1963 if (reportmode)
1964 {
1965 /* mouse report from vt window */
1966 /* don't report release of wheel "buttons" */
1967 if (ev.button >= 4)
1968 return;
1969#ifdef MOUSE_REPORT_DOUBLECLICK
1970 /* only report the release of 'slow' single clicks */
1971 if (MEvent.button != AnyButton
1972 && (ev.button != MEvent.button
1973 || (ev.time - MEvent.time
1974 > MULTICLICK_TIME / 2)))
1975 {
1976 MEvent.clicks = 0;
1977 MEvent.button = AnyButton;
1978 mouse_report (ev);
1979 }
1980#else /* MOUSE_REPORT_DOUBLECLICK */
1981 MEvent.button = AnyButton;
1982 mouse_report (ev);
1983#endif /* MOUSE_REPORT_DOUBLECLICK */
1984 return;
1985 }
1986
1987 /*
1988 * dumb hack to compensate for the failure of click-and-drag
1989 * when overriding mouse reporting
1990 */
1991 if (priv_modes & PrivMode_mouse_report
1992 && bypass_keystate
1993 && ev.button == Button1 && MEvent.clicks <= 1)
1994 selection_extend (ev.x, ev.y, 0);
1995
1996 switch (ev.button)
1997 {
1998 case Button1:
1999 case Button3:
2000 selection_make (ev.time);
2001 break;
2002 case Button2:
2003 selection_request (ev.time, ev.x, ev.y);
2004 break;
2005#ifdef MOUSE_WHEEL
2006 case Button4:
2007 case Button5:
2008 {
2009 int i;
2010 page_dirn v;
2011
2012 v = ev.button == Button4 ? UP : DN;
2013
2014 if (ev.state & ShiftMask)
2015 i = 1;
2016 else if (options & Opt_mouseWheelScrollPage)
2017 i = TermWin.nrow - 1;
2018 else
2019 i = 5;
2020
2021# ifdef MOUSE_SLIP_WHEELING
2022 if (ev.state & ControlMask)
2023 {
2024 mouse_slip_wheel_speed += v ? -1 : 1;
2025 if (mouse_slip_wheel_speed < -TermWin.nrow) mouse_slip_wheel_speed = -TermWin.nrow;
2026 if (mouse_slip_wheel_speed > +TermWin.nrow) mouse_slip_wheel_speed = +TermWin.nrow;
2027
2028 if (slip_wheel_ev.at < NOW)
2029 slip_wheel_ev.at = NOW + SCROLLBAR_CONTINUOUS_DELAY;
2030
2031 slip_wheel_ev.start ();
2032 }
2033 else
2034 {
2035# endif
2036# ifdef JUMP_MOUSE_WHEEL
2037 scr_page (v, i);
2038 scr_refresh (SMOOTH_REFRESH);
2039 scrollbar_show (1);
2040# else
2041 while (i--)
2042 {
2043 scr_page (v, 1);
2044 scr_refresh (SMOOTH_REFRESH);
2045 scrollbar_show (1);
2046 }
2047# endif
2048# ifdef MOUSE_SLIP_WHEELING
2049 }
2050#endif
2051 }
2052 break;
2053#endif
2054 }
2055 }
2056#ifdef MENUBAR
2057 else if (isMenuBarWindow (ev.window))
2058 menubar_control (ev);
2059#endif
2060}
2061
907#ifdef TRANSPARENT 2062#ifdef TRANSPARENT
908 if (want_full_refresh) 2063#if TINTING
2064/* taken from aterm-0.4.2 */
2065
2066typedef uint32_t RUINT32T;
2067
2068void ShadeXImage(rxvt_display *display, XImage* srcImage, int shade, int rm, int gm, int bm)
2069{
2070 int sh_r, sh_g, sh_b;
2071 RUINT32T mask_r, mask_g, mask_b;
2072 RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;
2073 unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
2074 unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
2075 int i;
2076
2077 Visual* visual = display->visual;
2078
2079 if( visual->c_class != TrueColor || srcImage->format != ZPixmap ) return ;
2080
2081 /* for convenience */
2082 mask_r = visual->red_mask;
2083 mask_g = visual->green_mask;
2084 mask_b = visual->blue_mask;
2085
2086 /* boring lookup table pre-initialization */
2087 switch (srcImage->bits_per_pixel) {
2088 case 15:
2089 if ((mask_r != 0x7c00) ||
2090 (mask_g != 0x03e0) ||
2091 (mask_b != 0x001f))
2092 return;
2093 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));
2094 lookup_r = lookup;
2095 lookup_g = lookup+32;
2096 lookup_b = lookup+32+32;
2097 sh_r = 10;
2098 sh_g = 5;
2099 sh_b = 0;
2100 break;
2101 case 16:
2102 if ((mask_r != 0xf800) ||
2103 (mask_g != 0x07e0) ||
2104 (mask_b != 0x001f))
2105 return;
2106 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));
2107 lookup_r = lookup;
2108 lookup_g = lookup+32;
2109 lookup_b = lookup+32+64;
2110 sh_r = 11;
2111 sh_g = 5;
2112 sh_b = 0;
2113 break;
2114 case 24:
2115 if ((mask_r != 0xff0000) ||
2116 (mask_g != 0x00ff00) ||
2117 (mask_b != 0x0000ff))
2118 return;
2119 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));
2120 lookup_r = lookup;
2121 lookup_g = lookup+256;
2122 lookup_b = lookup+256+256;
2123 sh_r = 16;
2124 sh_g = 8;
2125 sh_b = 0;
2126 break;
2127 case 32:
2128 if ((mask_r != 0xff0000) ||
2129 (mask_g != 0x00ff00) ||
2130 (mask_b != 0x0000ff))
2131 return;
2132 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));
2133 lookup_r = lookup;
2134 lookup_g = lookup+256;
2135 lookup_b = lookup+256+256;
2136 sh_r = 16;
2137 sh_g = 8;
2138 sh_b = 0;
2139 break;
2140 default:
2141 return; /* we do not support this color depth */
2142 }
2143
2144 /* prepare limits for color transformation (each channel is handled separately) */
2145 if (shade < 0) {
2146 shade = -shade;
2147 if (shade < 0) shade = 0;
2148 if (shade > 100) shade = 100;
2149
2150 lower_lim_r = 65535-rm;
2151 lower_lim_g = 65535-gm;
2152 lower_lim_b = 65535-bm;
2153
2154 lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);
2155 lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);
2156 lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);
2157
2158 upper_lim_r = upper_lim_g = upper_lim_b = 65535;
2159 } else {
2160 if (shade < 0) shade = 0;
2161 if (shade > 100) shade = 100;
2162
2163 lower_lim_r = lower_lim_g = lower_lim_b = 0;
2164
2165 upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
2166 upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
2167 upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
2168 }
2169
2170 /* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
2171 if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
2172 {
2173 unsigned int tmp;
2174
2175 tmp = lower_lim_r;
2176 lower_lim_r = lower_lim_b;
2177 lower_lim_b = tmp;
2178
2179 tmp = upper_lim_r;
2180 upper_lim_r = upper_lim_b;
2181 upper_lim_b = tmp;
2182 }
2183
2184 /* fill our lookup tables */
2185 for (i = 0; i <= mask_r>>sh_r; i++)
2186 {
2187 RUINT32T tmp;
2188 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));
2189 tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);
2190 lookup_r[i] = (tmp/65535)<<sh_r;
2191 }
2192 for (i = 0; i <= mask_g>>sh_g; i++)
2193 {
2194 RUINT32T tmp;
2195 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));
2196 tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);
2197 lookup_g[i] = (tmp/65535)<<sh_g;
2198 }
2199 for (i = 0; i <= mask_b>>sh_b; i++)
2200 {
2201 RUINT32T tmp;
2202 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));
2203 tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);
2204 lookup_b[i] = (tmp/65535)<<sh_b;
2205 }
2206
2207 /* apply table to input image (replacing colors by newly calculated ones) */
2208 switch (srcImage->bits_per_pixel)
2209 {
2210 case 15:
2211 {
2212 unsigned short *p1, *pf, *p, *pl;
2213 p1 = (unsigned short *) srcImage->data;
2214 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
2215 while (p1 < pf)
909 { 2216 {
910 want_full_refresh = 0; 2217 p = p1;
911 rxvt_scr_clear (this); 2218 pl = p1 + srcImage->width;
912 rxvt_scr_touch (this, False); 2219 for (; p < pl; p++)
913 want_refresh = 1; 2220 {
2221 *p = lookup_r[(*p & 0x7c00)>>10] |
2222 lookup_g[(*p & 0x03e0)>> 5] |
2223 lookup_b[(*p & 0x001f)];
2224 }
2225 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
914 } 2226 }
915#endif 2227 break;
916 2228 }
917 if (want_refresh) 2229 case 16:
2230 {
2231 unsigned short *p1, *pf, *p, *pl;
2232 p1 = (unsigned short *) srcImage->data;
2233 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
2234 while (p1 < pf)
918 { 2235 {
919 rxvt_scr_refresh (this, refresh_type); 2236 p = p1;
920 rxvt_scrollbar_show (this, 1); 2237 pl = p1 + srcImage->width;
921#ifdef USE_XIM 2238 for (; p < pl; p++)
922 rxvt_IMSendSpot (this); 2239 {
923#endif 2240 *p = lookup_r[(*p & 0xf800)>>11] |
2241 lookup_g[(*p & 0x07e0)>> 5] |
2242 lookup_b[(*p & 0x001f)];
2243 }
2244 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
924 } 2245 }
2246 break;
2247 }
2248 case 24:
2249 {
2250 unsigned char *p1, *pf, *p, *pl;
2251 p1 = (unsigned char *) srcImage->data;
2252 pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
2253 while (p1 < pf)
2254 {
2255 p = p1;
2256 pl = p1 + srcImage->width * 3;
2257 for (; p < pl; p += 3)
2258 {
2259 p[0] = lookup_r[(p[0] & 0xff0000)>>16];
2260 p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
2261 p[2] = lookup_r[(p[2] & 0x0000ff)];
2262 }
2263 p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
2264 }
2265 break;
2266 }
2267 case 32:
2268 {
2269 RUINT32T *p1, *pf, *p, *pl;
2270 p1 = (RUINT32T *) srcImage->data;
2271 pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
925 2272
926 XFlush (Xdisplay); 2273 while (p1 < pf)
927} 2274 {
2275 p = p1;
2276 pl = p1 + srcImage->width;
2277 for (; p < pl; p++)
2278 {
2279 *p = lookup_r[(*p & 0xff0000)>>16] |
2280 lookup_g[(*p & 0x00ff00)>> 8] |
2281 lookup_b[(*p & 0x0000ff)] |
2282 (*p & ~0xffffff);
2283 }
2284 p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
2285 }
2286 break;
2287 }
2288 }
928 2289
2290 free (lookup);
2291}
2292#endif
2293
2294/*
2295 * Check our parents are still who we think they are.
2296 * Do transparency updates if required
2297 */
2298int
2299rxvt_term::check_our_parents ()
2300{
2301 int i, pchanged, aformat, have_pixmap, rootdepth;
2302 unsigned long nitems, bytes_after;
2303 Atom atype;
2304 unsigned char *prop = NULL;
2305 Window root, oldp, *list;
2306 Pixmap rootpixmap = None;
2307 XWindowAttributes wattr, wrootattr;
2308
2309 pchanged = 0;
2310
2311 if (!(options & Opt_transparent))
2312 return pchanged; /* Don't try any more */
2313
2314 XGetWindowAttributes (display->display, display->root, &wrootattr);
2315 rootdepth = wrootattr.depth;
2316
2317 XGetWindowAttributes (display->display, TermWin.parent[0], &wattr);
2318
2319 if (rootdepth != wattr.depth)
2320 {
2321 if (am_transparent)
2322 {
2323 pchanged = 1;
2324 XSetWindowBackground (display->display, TermWin.vt, pix_colors_focused[Color_bg]);
2325 am_transparent = am_pixmap_trans = 0;
2326 }
2327
2328 return pchanged; /* Don't try any more */
2329 }
2330
2331 /* Get all X ops out of the queue so that our information is up-to-date. */
2332 XSync (display->display, False);
2333
2334 /*
2335 * Make the frame window set by the window manager have
2336 * the root background. Some window managers put multiple nested frame
2337 * windows for each client, so we have to take care about that.
2338 */
2339 i = (xa[XA_XROOTPMAPID]
2340 && XGetWindowProperty (display->display, display->root, xa[XA_XROOTPMAPID],
2341 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
2342 &nitems, &bytes_after, &prop) == Success);
2343
2344 if (!i || prop == NULL)
2345 i = (xa[XA_XSETROOTID]
2346 && XGetWindowProperty (display->display, display->root, xa[XA_XSETROOTID],
2347 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
2348 &nitems, &bytes_after, &prop) == Success);
2349
2350 if (!i || prop == NULL
2351#if TINTING
2352 || !rs[Rs_color + Color_tint]
2353#endif
2354 )
2355 have_pixmap = 0;
2356 else
2357 {
2358 have_pixmap = 1;
2359 rootpixmap = *(Pixmap *)prop;
2360 XFree (prop);
2361 }
2362
2363 if (have_pixmap)
2364 {
2365 /*
2366 * Copy display->root pixmap transparency
2367 */
2368 int sx, sy, nx, ny;
2369 unsigned int nw, nh;
2370 Window cr;
2371 XImage *image;
2372 GC gc;
2373 XGCValues gcvalue;
2374
2375 XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
2376 0, 0, &sx, &sy, &cr);
2377 nw = (unsigned int)szHint.width;
2378 nh = (unsigned int)szHint.height;
2379 nx = ny = 0;
2380
2381 if (sx < 0)
2382 {
2383 nw += sx;
2384 nx = -sx;
2385 sx = 0;
2386 }
2387
2388 if (sy < 0)
2389 {
2390 nh += sy;
2391 ny = -sy;
2392 sy = 0;
2393 }
2394
2395 MIN_IT (nw, (unsigned int) (wrootattr.width - sx));
2396 MIN_IT (nh, (unsigned int) (wrootattr.height - sy));
2397 allowedxerror = -1;
2398 image = XGetImage (display->display, rootpixmap, sx, sy, nw, nh, AllPlanes, ZPixmap);
2399
2400 /* XXX: handle BadMatch - usually because we're outside the pixmap */
2401 /* XXX: may need a delay here? */
2402 allowedxerror = 0;
2403
2404 if (image == NULL)
2405 {
2406 if (am_transparent && am_pixmap_trans)
2407 {
2408 pchanged = 1;
2409 if (TermWin.pixmap != None)
2410 {
2411 XFreePixmap (display->display, TermWin.pixmap);
2412 TermWin.pixmap = None;
2413 }
2414 }
2415
2416 am_pixmap_trans = 0;
2417 }
2418 else
2419 {
2420 if (TermWin.pixmap != None)
2421 XFreePixmap (display->display, TermWin.pixmap);
2422
2423#if TINTING
2424 if (ISSET_PIXCOLOR (Color_tint))
2425 {
2426 unsigned short rm, gm, bm;
2427 int shade = rs[Rs_shade] ? atoi (rs[Rs_shade]) : 100;
2428
2429 pix_colors_focused[Color_tint].get (display, rm, gm, bm);
2430
2431 ShadeXImage (display, image, shade, rm, gm, bm);
2432 }
2433#endif
2434
2435 TermWin.pixmap = XCreatePixmap (display->display, TermWin.vt,
2436 szHint.width, szHint.height, image->depth);
2437 gc = XCreateGC (display->display, TermWin.vt, 0UL, &gcvalue);
2438 XPutImage (display->display, TermWin.pixmap, gc, image, 0, 0,
2439 nx, ny, image->width, image->height);
2440 XFreeGC (display->display, gc);
2441 XDestroyImage (image);
2442 XSetWindowBackgroundPixmap (display->display, TermWin.parent[0], TermWin.pixmap);
2443 XClearWindow (display->display, TermWin.parent[0]);
2444
2445 if (!am_transparent || !am_pixmap_trans)
2446 pchanged = 1;
2447
2448 am_transparent = am_pixmap_trans = 1;
2449 }
2450 }
2451
2452 if (!am_pixmap_trans)
2453 {
2454 unsigned int n;
2455 /*
2456 * InheritPixmap transparency
2457 */
2458 for (i = 1; i < (int) (sizeof (TermWin.parent) / sizeof (Window)); i++)
2459 {
2460 oldp = TermWin.parent[i];
2461 XQueryTree (display->display, TermWin.parent[i - 1], &root,
2462 &TermWin.parent[i], &list, &n);
2463 XFree (list);
2464
2465 if (TermWin.parent[i] == display->root)
2466 {
2467 if (oldp != None)
2468 pchanged = 1;
2469
2470 break;
2471 }
2472
2473 if (oldp != TermWin.parent[i])
2474 pchanged = 1;
2475 }
2476
2477 n = 0;
2478
2479 if (pchanged)
2480 {
2481 for (; n < (unsigned int)i; n++)
2482 {
2483 XGetWindowAttributes (display->display, TermWin.parent[n], &wattr);
2484 if (wattr.depth != rootdepth || wattr.c_class == InputOnly)
2485 {
2486 n = (int) (sizeof (TermWin.parent) / sizeof (Window)) + 1;
2487 break;
2488 }
2489 }
2490 }
2491
2492 if (n > (int) (sizeof (TermWin.parent) / sizeof (TermWin.parent[0])))
2493 {
2494 XSetWindowBackground (display->display, TermWin.parent[0], pix_colors_focused[Color_fg]);
2495 XSetWindowBackground (display->display, TermWin.vt, pix_colors_focused[Color_bg]);
2496 am_transparent = 0;
2497 /* XXX: also turn off Opt_transparent? */
2498 }
2499 else
2500 {
2501#if WAIT_FOR_WM
2502 /* wait (an arbitrary period) for the WM to do its thing
2503 * needed for fvwm2.2.2 (and before?) */
2504 sleep (1);
2505#endif
2506 for (n = 0; n < (unsigned int)i; n++)
2507 {
2508 XSetWindowBackgroundPixmap (display->display, TermWin.parent[n], ParentRelative);
2509 XClearWindow (display->display, TermWin.parent[n]);
2510 }
2511
2512 XSetWindowBackgroundPixmap (display->display, TermWin.vt, ParentRelative);
2513 am_transparent = 1;
2514 }
2515
2516 for (; i < (int) (sizeof (TermWin.parent) / sizeof (Window)); i++)
2517 TermWin.parent[i] = None;
2518 }
2519
2520 // this is experimental
2521 if (scrollBar.win)
2522 {
2523 XSetWindowBackgroundPixmap (display->display, scrollBar.win, ParentRelative);
2524 XClearWindow (display->display, scrollBar.win);
2525 scrollBar.setIdle ();
2526 scrollbar_show (0);
2527 }
2528
2529 return pchanged;
2530}
2531#endif
2532
2533/*}}} */
2534
2535bool
2536rxvt_term::cmd_parse ()
2537{
2538 bool flag = false;
2539 unicode_t ch = NOCHAR;
2540 unsigned char *seq_begin; // remember start of esc-sequence here
2541
2542 for (;;)
2543 {
2544 if (ch == NOCHAR)
2545 {
2546 seq_begin = cmdbuf_ptr;
2547 ch = next_char ();
2548 }
2549
2550 if (ch == NOCHAR) // TODO: improve
2551 break;
2552
2553 if (!IS_CONTROL (ch) || ch == C0_LF || ch == C0_CR || ch == C0_HT)
2554 {
2555 if (!seen_input)
2556 {
2557 seen_input = 1;
2558 // many badly-written programs (e.g. jed) contain a race condition:
2559 // they first read the screensize and then install a SIGWINCH handler.
2560 // some window managers resize the window early, and these programs
2561 // then sometimes get the size wrong.
2562 kill (-cmd_pid, SIGWINCH);
2563 }
2564
2565 /* Read a text string from the input buffer */
2566 unicode_t buf[UBUFSIZ];
2567 bool refreshnow = false;
2568 int nlines = 0;
2569 unicode_t *str = buf;
2570
2571 for (;;)
2572 {
2573 if (ch == NOCHAR || (IS_CONTROL (ch) && ch != C0_LF && ch != C0_CR && ch != C0_HT))
2574 break;
2575
2576 *str++ = ch;
2577
2578 if (ch == C0_LF)
2579 {
2580 nlines++;
2581 refresh_count++;
2582
2583 if (!(options & Opt_jumpScroll)
2584 || (refresh_count >= refresh_limit * (TermWin.nrow - 1)))
2585 {
2586 refreshnow = true;
2587 ch = NOCHAR;
2588 break;
2589 }
2590
2591 // scr_add_lines only works for nlines <= TermWin.nrow - 1.
2592 if (nlines >= TermWin.nrow - 1)
2593 {
2594 scr_add_lines (buf, nlines, str - buf);
2595 nlines = 0;
2596 str = buf;
2597 }
2598 }
2599
2600 if (str >= buf + UBUFSIZ)
2601 {
2602 ch = NOCHAR;
2603 break;
2604 }
2605
2606 seq_begin = cmdbuf_ptr;
2607 ch = next_char ();
2608 }
2609
2610 scr_add_lines (buf, nlines, str - buf);
2611
2612 /*
2613 * If there have been a lot of new lines, then update the screen
2614 * What the heck I'll cheat and only refresh less than every page-full.
2615 * the number of pages between refreshes is refresh_limit, which
2616 * is incremented here because we must be doing flat-out scrolling.
2617 */
2618 if (refreshnow)
2619 {
2620 if ((options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD)
2621 refresh_limit++;
2622 else
2623 {
2624 flag = true;
2625 scr_refresh (refresh_type);
2626 }
2627 }
2628
2629 }
2630 else
2631 {
2632 try
2633 {
2634 process_nonprinting (ch);
2635 }
2636 catch (const class out_of_input &o)
2637 {
2638 // we ran out of input, retry later
2639 cmdbuf_ptr = seq_begin;
2640 break;
2641 }
2642
2643 ch = NOCHAR;
2644 }
2645 }
2646
2647 return flag;
2648}
2649
2650// read the next octet
2651unicode_t
2652rxvt_term::next_octet ()
2653{
2654 return cmdbuf_ptr < cmdbuf_endp
2655 ? *cmdbuf_ptr++
2656 : NOCHAR;
2657}
2658
2659// read the next character
2660unicode_t
2661rxvt_term::next_char ()
2662{
2663 while (cmdbuf_ptr < cmdbuf_endp)
2664 {
2665 // assume 7-bit to be ascii ALWAYS
2666 if (*cmdbuf_ptr <= 0x7f && *cmdbuf_ptr != 0x1b)
2667 return *cmdbuf_ptr++;
2668
2669 wchar_t wc;
2670 size_t len = mbrtowc (&wc, (char *)cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
2671
2672 if (len == (size_t)-2)
2673 {
2674 // the mbstate stores incomplete sequences. didn't know this :/
2675 cmdbuf_ptr = cmdbuf_endp;
2676 break;
2677 }
2678
2679 if (len == (size_t)-1)
2680 return *cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
2681
2682 // assume wchar == unicode
2683 cmdbuf_ptr += len;
2684 return wc;
2685 }
2686
2687 return NOCHAR;
2688}
2689
929/* rxvt_cmd_getc() - Return next input character */ 2690/* rxvt_cmd_getc () - Return next input character */
930/* 2691/*
931 * Return the next input character after first passing any keyboard input 2692 * Return the next input character after first passing any keyboard input
932 * to the command. 2693 * to the command.
933 */ 2694 */
934/* INTPROTO */ 2695unicode_t
935uint32_t
936rxvt_cmd_getc(pR) 2696rxvt_term::cmd_getc ()
937{ 2697{
938 for (;;)
939 {
940 uint32_t c = R->next_char (); 2698 unicode_t c = next_char ();
2699
941 if (c != NOCHAR) 2700 if (c == NOCHAR)
942 return c; 2701 throw out_of_input;
943 2702
944 // incomplete sequences should occur rarely, still, a better solution
945 // would be preferred. either setjmp/longjmp or better design.
946 fcntl (R->cmd_fd, F_SETFL, 0);
947 R->pty_fill (1);
948 fcntl (R->cmd_fd, F_SETFL, O_NONBLOCK);
949 }
950
951#if 0
952#define TIMEOUT_USEC 5000
953 fd_set readfds;
954 int quick_timeout, select_res;
955 int want_motion_time, want_keypress_time;
956 struct timeval value;
957#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
958 struct timeval tp;
959#endif
960
961 for (;;) {
962 /* loop until we can return something */
963
964 if (R->v_bufstr < R->v_bufptr) /* output any pending chars */
965 rxvt_tt_write(aR_ NULL, 0);
966
967#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
968 if (R->mouse_slip_wheel_speed) {
969 quick_timeout = 1;
970 if (!R->mouse_slip_wheel_delay--
971 && rxvt_scr_page(aR_ R->mouse_slip_wheel_speed > 0 ? UP : DN,
972 abs(R->mouse_slip_wheel_speed))) {
973 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
974 R->refresh_type |= SMOOTH_REFRESH;
975 R->want_refresh = 1;
976 }
977 }
978#endif /* MOUSE_WHEEL && MOUSE_SLIP_WHEELING */
979#ifdef SELECTION_SCROLLING
980 if (R->pending_scroll_selection) {
981 quick_timeout = 1;
982 if (!R->scroll_selection_delay--
983 && rxvt_scr_page(aR_ R->scroll_selection_dir,
984 R->scroll_selection_lines)) {
985 rxvt_selection_extend(aR_ R->selection_save_x,
986 R->selection_save_y, R->selection_save_state);
987 R->scroll_selection_delay = SCROLLBAR_CONTINUOUS_DELAY;
988 R->refresh_type |= SMOOTH_REFRESH;
989 R->want_refresh = 1;
990 }
991 }
992#endif
993#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
994 if (scrollbar_isUp() || scrollbar_isDn()) {
995 quick_timeout = 1;
996 if (!R->scroll_arrow_delay--
997 && rxvt_scr_page(aR_ scrollbar_isUp() ? UP : DN, 1)) {
998 R->scroll_arrow_delay = SCROLLBAR_CONTINUOUS_DELAY;
999 R->refresh_type |= SMOOTH_REFRESH;
1000 R->want_refresh = 1;
1001 }
1002 }
1003#endif /* NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING */
1004
1005#ifdef TRANSPARENT
1006 quick_timeout |= R->want_full_refresh;
1007#endif
1008#endif
1009}
1010
1011#ifdef POINTER_BLANK
1012void
1013rxvt_term::pointer_unblank ()
1014{
1015 if (!(Options & Opt_pointerBlank))
1016 return; 2703 return c;
1017
1018 XDefineCursor (Xdisplay, TermWin.vt, TermWin_cursor);
1019 rxvt_recolour_cursor (this);
1020 hidden_pointer = 0;
1021
1022 pointer_ev.start (NOW + pointerBlankDelay);
1023} 2704}
1024 2705
1025void 2706unicode_t
1026rxvt_term::pointer_blank () 2707rxvt_term::cmd_get8 ()
1027{ 2708{
1028 pointer_ev.stop (); 2709 unicode_t c = next_octet ();
1029 2710
1030 if (!(Options & Opt_pointerBlank)) 2711 if (c == NOCHAR)
2712 throw out_of_input;
2713
1031 return; 2714 return c;
1032
1033 XDefineCursor (Xdisplay, TermWin.vt, blank_cursor);
1034 XFlush (Xdisplay);
1035
1036 hidden_pointer = 1;
1037} 2715}
1038
1039void
1040rxvt_term::pointer_cb (time_watcher &w)
1041{
1042 pointer_blank ();
1043}
1044#endif
1045
1046/* INTPROTO */
1047void
1048rxvt_mouse_report(pR_ const XButtonEvent *ev)
1049{
1050 int button_number, key_state = 0;
1051 int x, y;
1052
1053 x = ev->x;
1054 y = ev->y;
1055 rxvt_pixel_position(aR_ &x, &y);
1056
1057 if (R->MEvent.button == AnyButton) {
1058 button_number = 3;
1059 } else {
1060 button_number = R->MEvent.button - Button1;
1061 /* add 0x3D for wheel events, like xterm does */
1062 if (button_number >= 3)
1063 button_number += (64 - 3);
1064 }
1065
1066 if (R->PrivateModes & PrivMode_MouseX10) {
1067 /*
1068 * do not report ButtonRelease
1069 * no state info allowed
1070 */
1071 key_state = 0;
1072 if (button_number == 3)
1073 return;
1074 } else {
1075 /* XTerm mouse reporting needs these values:
1076 * 4 = Shift
1077 * 8 = Meta
1078 * 16 = Control
1079 * plus will add in our own Double-Click reporting
1080 * 32 = Double Click
1081 */
1082 key_state = ((R->MEvent.state & ShiftMask) ? 4 : 0)
1083 + ((R->MEvent.state & R->ModMetaMask) ? 8 : 0)
1084 + ((R->MEvent.state & ControlMask) ? 16 : 0);
1085#ifdef MOUSE_REPORT_DOUBLECLICK
1086 key_state += ((R->MEvent.clicks > 1) ? 32 : 0);
1087#endif
1088 }
1089
1090#ifdef DEBUG_MOUSEREPORT
1091 fprintf(stderr, "Mouse [");
1092 if (key_state & 16)
1093 fputc('C', stderr);
1094 if (key_state & 4)
1095 fputc('S', stderr);
1096 if (key_state & 8)
1097 fputc('A', stderr);
1098 if (key_state & 32)
1099 fputc('2', stderr);
1100 fprintf(stderr, "]: <%d>, %d/%d\n",
1101 button_number,
1102 x + 1,
1103 y + 1);
1104#else
1105 rxvt_tt_printf(aR_ "\033[M%c%c%c",
1106 (32 + button_number + key_state),
1107 (32 + x + 1),
1108 (32 + y + 1));
1109#endif
1110}
1111
1112#ifdef USING_W11LIB
1113/* EXTPROTO */
1114void
1115rxvt_W11_process_x_event(XEvent *ev)
1116{
1117 rxvt_t *r = rxvt_get_r();
1118
1119 rxvt_process_x_event(aR_ ev);
1120}
1121#endif
1122
1123/*{{{ process an X event */
1124/* INTPROTO */
1125void
1126rxvt_process_x_event(pR_ XEvent *ev)
1127{
1128 int i, want_timeout;
1129 Window unused_root, unused_child;
1130 int unused_root_x, unused_root_y;
1131 unsigned int unused_mask;
1132 struct timeval tp;
1133
1134#ifdef DEBUG_X
1135 const char *const eventnames[] =
1136 { /* mason - this matches my system */
1137 "",
1138 "",
1139 "KeyPress",
1140 "KeyRelease",
1141 "ButtonPress",
1142 "ButtonRelease",
1143 "MotionNotify",
1144 "EnterNotify",
1145 "LeaveNotify",
1146 "FocusIn",
1147 "FocusOut",
1148 "KeymapNotify",
1149 "Expose",
1150 "GraphicsExpose",
1151 "NoExpose",
1152 "VisibilityNotify",
1153 "CreateNotify",
1154 "DestroyNotify",
1155 "UnmapNotify",
1156 "MapNotify",
1157 "MapRequest",
1158 "ReparentNotify",
1159 "ConfigureNotify",
1160 "ConfigureRequest",
1161 "GravityNotify",
1162 "ResizeRequest",
1163 "CirculateNotify",
1164 "CirculateRequest",
1165 "PropertyNotify",
1166 "SelectionClear",
1167 "SelectionRequest",
1168 "SelectionNotify",
1169 "ColormapNotify",
1170 "ClientMessage",
1171 "MappingNotify"
1172 };
1173 struct tm *ltt;
1174#endif
1175
1176 /*
1177 * check if we need to get the time for any timeouts
1178 */
1179
1180 for (i = NUM_TIMEOUTS; i--; )
1181 if (R->timeout[i].tv_sec) {
1182 want_timeout = 1;
1183 break;
1184 }
1185
1186#ifndef DEBUG_X
1187 if (want_timeout)
1188#endif
1189 (void)gettimeofday(&tp, NULL);
1190
1191#ifdef DEBUG_X
1192 ltt = localtime(&(tp.tv_sec));
1193 D_X((stderr, "Event: %-16s %-7s %08lx (%4d-%02d-%02d %02d:%02d:%02d.%.6ld) %s %lu", eventnames[ev->type], (ev->xany.window == R->TermWin.parent[0] ? "parent" : (ev->xany.window == R->TermWin.vt ? "vt" : (ev->xany.window == R->scrollBar.win ? "scroll" : (ev->xany.window == R->menuBar.win ? "menubar" : "UNKNOWN")))), (ev->xany.window == R->TermWin.parent[0] ? R->TermWin.parent[0] : (ev->xany.window == R->TermWin.vt ? R->TermWin.vt : (ev->xany.window == R->scrollBar.win ? R->scrollBar.win : (ev->xany.window == R->menuBar.win ? R->menuBar.win : 0)))), ltt->tm_year + 1900, ltt->tm_mon + 1, ltt->tm_mday, ltt->tm_hour, ltt->tm_min, ltt->tm_sec, tp.tv_usec, ev->xany.send_event ? "S" : " ", ev->xany.serial));
1194#endif
1195
1196 /* X event timeouts */
1197 if (want_timeout)
1198 for (i = NUM_TIMEOUTS; i--; ) {
1199 if (R->timeout[i].tv_sec == 0)
1200 continue;
1201 if ((tp.tv_sec < R->timeout[i].tv_sec)
1202 || (tp.tv_sec == R->timeout[i].tv_sec
1203 && tp.tv_usec < R->timeout[i].tv_usec))
1204 continue;
1205 R->timeout[i].tv_sec = 0;
1206 switch(i) {
1207 case TIMEOUT_INCR:
1208 rxvt_print_error("data loss: timeout on INCR selection paste");
1209 R->selection_wait = Sel_none;
1210 break;
1211 default:
1212 break;
1213 }
1214 }
1215
1216 switch (ev->type) {
1217 case KeyPress:
1218 rxvt_lookup_key(aR_ (XKeyEvent *)ev);
1219 break;
1220
1221#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1222 case KeyRelease:
1223 {
1224 if (!(ev->xkey.state & ControlMask))
1225 R->mouse_slip_wheel_speed = 0;
1226 else {
1227 KeySym ks;
1228
1229 ks = XKeycodeToKeysym(R->Xdisplay, ev->xkey.keycode, 0);
1230 if (ks == XK_Control_L || ks == XK_Control_R)
1231 R->mouse_slip_wheel_speed = 0;
1232 }
1233 break;
1234 }
1235#endif
1236
1237 case ButtonPress:
1238 rxvt_button_press(aR_ (XButtonEvent *)ev);
1239 break;
1240
1241 case ButtonRelease:
1242 rxvt_button_release(aR_ (XButtonEvent *)ev);
1243 break;
1244
1245 case ClientMessage:
1246 if (ev->xclient.format == 32
1247 && (Atom)ev->xclient.data.l[0] == R->xa[XA_WMDELETEWINDOW])
1248 exit(EXIT_SUCCESS);
1249#ifdef OFFIX_DND
1250 /* OffiX Dnd (drag 'n' drop) protocol */
1251 if (ev->xclient.message_type == R->xa[XA_DNDPROTOCOL]
1252 && (ev->xclient.data.l[0] == DndFile
1253 || ev->xclient.data.l[0] == DndDir
1254 || ev->xclient.data.l[0] == DndLink)) {
1255 /* Get Dnd data */
1256 Atom ActualType;
1257 int ActualFormat;
1258 unsigned char *data;
1259 unsigned long Size, RemainingBytes;
1260
1261 XGetWindowProperty(R->Xdisplay, Xroot,
1262 R->xa[XA_DNDSELECTION],
1263 0L, 1000000L,
1264 False, AnyPropertyType,
1265 &ActualType, &ActualFormat,
1266 &Size, &RemainingBytes,
1267 &data);
1268 XChangeProperty(R->Xdisplay, Xroot,
1269 XA_CUT_BUFFER0, XA_STRING,
1270 8, PropModeReplace,
1271 data, STRLEN(data));
1272 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, True);
1273 XSetInputFocus(R->Xdisplay, Xroot, RevertToNone, CurrentTime);
1274 }
1275#endif /* OFFIX_DND */
1276 break;
1277
1278 case MappingNotify:
1279 XRefreshKeyboardMapping(&(ev->xmapping));
1280 break;
1281
1282 /*
1283 * XXX: this is not the _current_ arrangement
1284 * Here's my conclusion:
1285 * If the window is completely unobscured, use bitblt's
1286 * to scroll. Even then, they're only used when doing partial
1287 * screen scrolling. When partially obscured, we have to fill
1288 * in the GraphicsExpose parts, which means that after each refresh,
1289 * we need to wait for the graphics expose or Noexpose events,
1290 * which ought to make things real slow!
1291 */
1292 case VisibilityNotify:
1293 switch (ev->xvisibility.state) {
1294 case VisibilityUnobscured:
1295 R->refresh_type = FAST_REFRESH;
1296 break;
1297 case VisibilityPartiallyObscured:
1298 R->refresh_type = SLOW_REFRESH;
1299 break;
1300 default:
1301 R->refresh_type = NO_REFRESH;
1302 break;
1303 }
1304 break;
1305
1306 case FocusIn:
1307 if (!R->TermWin.focus) {
1308 R->TermWin.focus = 1;
1309 R->want_refresh = 1;
1310#ifdef USE_XIM
1311 if (R->Input_Context != NULL)
1312 XSetICFocus(R->Input_Context);
1313#endif
1314#ifdef CURSOR_BLINK
1315 if (R->Options & Opt_cursorBlink)
1316 R->blink_ev.start (NOW + BLINK_INTERVAL);
1317#endif
1318 }
1319 break;
1320
1321 case FocusOut:
1322 if (R->TermWin.focus) {
1323 R->TermWin.focus = 0;
1324 R->want_refresh = 1;
1325#ifdef USE_XIM
1326 if (R->Input_Context != NULL)
1327 XUnsetICFocus(R->Input_Context);
1328#endif
1329#ifdef CURSOR_BLINK
1330 if (R->Options & Opt_cursorBlink)
1331 R->blink_ev.stop ();
1332 R->hidden_cursor = 0;
1333#endif
1334 }
1335 break;
1336
1337 case ConfigureNotify:
1338 if (ev->xconfigure.window == R->TermWin.parent[0]) {
1339 int height, width;
1340
1341 do { /* Wrap lots of configures into one */
1342 width = ev->xconfigure.width;
1343 height = ev->xconfigure.height;
1344 D_SIZE((stderr, "Size: ConfigureNotify: %4d x %4d", width, height));
1345 } while (XCheckTypedWindowEvent(R->Xdisplay, ev->xconfigure.window,
1346 ConfigureNotify, ev));
1347 if (R->szHint.width != width || R->szHint.height != height) {
1348 D_SIZE((stderr, "Size: Resizing from: %4d x %4d", R->szHint.width, R->szHint.height));
1349 rxvt_resize_all_windows(aR_ (unsigned int)width,
1350 (unsigned int)height, 1);
1351 }
1352#ifdef DEBUG_SIZE
1353 else {
1354 D_SIZE((stderr, "Size: Not resizing"));
1355 }
1356#endif
1357#ifdef TRANSPARENT /* XXX: maybe not needed - leave in for now */
1358 if (R->Options & Opt_transparent) {
1359 rxvt_check_our_parents(aR);
1360 if (R->am_transparent)
1361 R->want_full_refresh = 1;
1362 }
1363#endif
1364 }
1365 break;
1366
1367 case SelectionClear:
1368 rxvt_selection_clear(aR);
1369 break;
1370
1371 case SelectionNotify:
1372 if (R->selection_wait == Sel_normal)
1373 rxvt_selection_paste(aR_ ev->xselection.requestor,
1374 ev->xselection.property, True);
1375 break;
1376
1377 case SelectionRequest:
1378 rxvt_selection_send(aR_ &(ev->xselectionrequest));
1379 break;
1380
1381 case UnmapNotify:
1382 R->TermWin.mapped = 0;
1383 break;
1384
1385 case MapNotify:
1386 R->TermWin.mapped = 1;
1387 break;
1388
1389 case PropertyNotify:
1390 if (ev->xproperty.atom == R->xa[XA_VT_SELECTION]) {
1391 if (ev->xproperty.state == PropertyNewValue)
1392 rxvt_selection_property(aR_ ev->xproperty.window,
1393 ev->xproperty.atom);
1394 break;
1395 }
1396#ifdef TRANSPARENT
1397 /*
1398 * if user used some Esetroot compatible prog to set the root bg,
1399 * use the property to determine the pixmap. We use it later on.
1400 */
1401 if (R->xa[XA_XROOTPMAPID] == 0)
1402 R->xa[XA_XROOTPMAPID] = XInternAtom(R->Xdisplay,
1403 "_XROOTPMAP_ID", False);
1404 if (ev->xproperty.atom != R->xa[XA_XROOTPMAPID])
1405 break;
1406 /* FALLTHROUGH */
1407 case ReparentNotify:
1408 if ((R->Options & Opt_transparent) && rxvt_check_our_parents(aR)) {
1409 if (R->am_transparent)
1410 R->want_full_refresh = 1;
1411 }
1412#endif /* TRANSPARENT */
1413 break;
1414
1415 case GraphicsExpose:
1416 case Expose:
1417 if (ev->xany.window == R->TermWin.vt) {
1418#ifdef NO_SLOW_LINK_SUPPORT
1419 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1420 ev->xexpose.width, ev->xexpose.height, False);
1421#else
1422 // don't understand this, so commented it out
1423 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1424 ev->xexpose.width, ev->xexpose.height, False);
1425 //rxvt_scr_expose(aR_ ev->xexpose.x, 0,
1426 // ev->xexpose.width, R->TermWin.height, False);
1427#endif
1428 R->want_refresh = 1;
1429 } else {
1430 XEvent unused_xevent;
1431
1432 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1433 Expose,
1434 &unused_xevent)) ;
1435 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1436 GraphicsExpose,
1437 &unused_xevent)) ;
1438 if (isScrollbarWindow(ev->xany.window)) {
1439 scrollbar_setIdle();
1440 rxvt_scrollbar_show(aR_ 0);
1441 }
1442#ifdef MENUBAR
1443 if (menubar_visible(aR) && isMenuBarWindow(ev->xany.window))
1444 rxvt_menubar_expose(aR);
1445#endif
1446#ifdef RXVT_GRAPHICS
1447 rxvt_Gr_expose(aR_ ev->xany.window);
1448#endif
1449 }
1450 break;
1451
1452 case MotionNotify:
1453#ifdef POINTER_BLANK
1454 if (R->hidden_pointer)
1455 R->pointer_unblank ();
1456#endif
1457#if MENUBAR
1458 if (isMenuBarWindow(ev->xany.window)) {
1459 rxvt_menubar_control(aR_ &(ev->xbutton));
1460 break;
1461 }
1462#endif
1463 if ((R->PrivateModes & PrivMode_mouse_report) && !(R->bypass_keystate))
1464 break;
1465
1466 if (ev->xany.window == R->TermWin.vt) {
1467 if ((ev->xbutton.state & (Button1Mask | Button3Mask))) {
1468 while (XCheckTypedWindowEvent(R->Xdisplay, R->TermWin.vt,
1469 MotionNotify, ev)) ;
1470 XQueryPointer(R->Xdisplay, R->TermWin.vt,
1471 &unused_root, &unused_child,
1472 &unused_root_x, &unused_root_y,
1473 &(ev->xbutton.x), &(ev->xbutton.y),
1474 &unused_mask);
1475#ifdef MOUSE_THRESHOLD
1476 /* deal with a `jumpy' mouse */
1477 if ((ev->xmotion.time - R->MEvent.time) > MOUSE_THRESHOLD) {
1478#endif
1479 rxvt_selection_extend(aR_ (ev->xbutton.x), (ev->xbutton.y),
1480 (ev->xbutton.state & Button3Mask) ? 2 : 0);
1481#ifdef SELECTION_SCROLLING
1482 if (ev->xbutton.y<R->TermWin.int_bwidth ||
1483 Pixel2Row(ev->xbutton.y)>(R->TermWin.nrow-1)) {
1484 int dist;
1485
1486 R->pending_scroll_selection=1;
1487
1488 /* don't clobber the current delay if we are
1489 * already in the middle of scrolling.
1490 */
1491 if (R->scroll_selection_delay<=0)
1492 R->scroll_selection_delay=SCROLLBAR_CONTINUOUS_DELAY;
1493
1494 /* save the event params so we can highlight
1495 * the selection in the pending-scroll loop
1496 */
1497 R->selection_save_x=ev->xbutton.x;
1498 R->selection_save_y=ev->xbutton.y;
1499 R->selection_save_state=
1500 (ev->xbutton.state & Button3Mask) ? 2 : 0;
1501
1502 /* calc number of lines to scroll */
1503 if (ev->xbutton.y<R->TermWin.int_bwidth) {
1504 R->scroll_selection_dir = UP;
1505 dist = R->TermWin.int_bwidth - ev->xbutton.y;
1506 }
1507 else {
1508 R->scroll_selection_dir = DN;
1509 dist = ev->xbutton.y -
1510 (R->TermWin.int_bwidth + R->TermWin.height);
1511 }
1512 R->scroll_selection_lines=(Pixel2Height(dist)/
1513 SELECTION_SCROLL_LINE_SPEEDUP)+1;
1514 MIN_IT(R->scroll_selection_lines,
1515 SELECTION_SCROLL_MAX_LINES);
1516 }
1517 else {
1518 /* we are within the text window, so we
1519 * shouldn't be scrolling
1520 */
1521 R->pending_scroll_selection = 0;
1522 }
1523#endif
1524#ifdef MOUSE_THRESHOLD
1525 }
1526#endif
1527 }
1528 } else if (isScrollbarWindow(ev->xany.window) && scrollbar_isMotion()) {
1529 while (XCheckTypedWindowEvent(R->Xdisplay, R->scrollBar.win,
1530 MotionNotify, ev)) ;
1531 XQueryPointer(R->Xdisplay, R->scrollBar.win,
1532 &unused_root, &unused_child,
1533 &unused_root_x, &unused_root_y,
1534 &(ev->xbutton.x), &(ev->xbutton.y),
1535 &unused_mask);
1536 rxvt_scr_move_to(aR_ scrollbar_position(ev->xbutton.y) - R->csrO,
1537 scrollbar_size());
1538 rxvt_scr_refresh(aR_ R->refresh_type);
1539 R->refresh_limit = 0;
1540 rxvt_scrollbar_show(aR_ 1);
1541 }
1542 break;
1543 }
1544}
1545
1546/* INTPROTO */
1547void
1548rxvt_button_press(pR_ XButtonEvent *ev)
1549{
1550 int reportmode = 0, clickintime;
1551
1552 R->bypass_keystate = ev->state & (R->ModMetaMask | ShiftMask);
1553 if (!R->bypass_keystate)
1554 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1555/*
1556 * VT window processing of button press
1557 */
1558 if (ev->window == R->TermWin.vt)
1559 {
1560#if RXVT_GRAPHICS
1561 if (ev->subwindow != None)
1562 rxvt_Gr_ButtonPress(ev->x, ev->y);
1563 else
1564#endif
1565 {
1566 clickintime = ev->time - R->MEvent.time < MULTICLICK_TIME;
1567 if (reportmode)
1568 {
1569 /* mouse report from vt window */
1570 /* save the xbutton state (for ButtonRelease) */
1571 R->MEvent.state = ev->state;
1572#ifdef MOUSE_REPORT_DOUBLECLICK
1573 if (ev->button == R->MEvent.button && clickintime)
1574 {
1575 /* same button, within alloted time */
1576 R->MEvent.clicks++;
1577 if (R->MEvent.clicks > 1)
1578 {
1579 /* only report double clicks */
1580 R->MEvent.clicks = 2;
1581 rxvt_mouse_report(aR_ ev);
1582
1583 /* don't report the release */
1584 R->MEvent.clicks = 0;
1585 R->MEvent.button = AnyButton;
1586 }
1587 }
1588 else
1589 {
1590 /* different button, or time expired */
1591 R->MEvent.clicks = 1;
1592 R->MEvent.button = ev->button;
1593 rxvt_mouse_report(aR_ ev);
1594 }
1595#else
1596 R->MEvent.button = ev->button;
1597 rxvt_mouse_report(aR_ ev);
1598#endif /* MOUSE_REPORT_DOUBLECLICK */
1599 }
1600 else
1601 {
1602 if (ev->button != R->MEvent.button)
1603 R->MEvent.clicks = 0;
1604 switch (ev->button)
1605 {
1606 case Button1:
1607 if (R->MEvent.button == Button1 && clickintime)
1608 R->MEvent.clicks++;
1609 else
1610 R->MEvent.clicks = 1;
1611 rxvt_selection_click(aR_ R->MEvent.clicks, ev->x, ev->y);
1612 R->MEvent.button = Button1;
1613 break;
1614
1615 case Button3:
1616 if (R->MEvent.button == Button3 && clickintime)
1617 rxvt_selection_rotate(aR_ ev->x, ev->y);
1618 else
1619 rxvt_selection_extend(aR_ ev->x, ev->y, 1);
1620 R->MEvent.button = Button3;
1621 break;
1622 }
1623 }
1624 R->MEvent.time = ev->time;
1625 return;
1626 }
1627 }
1628
1629/*
1630 * Scrollbar window processing of button press
1631 */
1632 if (isScrollbarWindow(ev->window))
1633 {
1634 scrollbar_setIdle();
1635 /*
1636 * Rxvt-style scrollbar:
1637 * move up if mouse is above slider
1638 * move dn if mouse is below slider
1639 *
1640 * XTerm-style scrollbar:
1641 * Move display proportional to pointer location
1642 * pointer near top -> scroll one line
1643 * pointer near bot -> scroll full page
1644 */
1645#ifndef NO_SCROLLBAR_REPORT
1646 if (reportmode) {
1647 /*
1648 * Mouse report disabled scrollbar:
1649 * arrow buttons - send up/down
1650 * click on scrollbar - send pageup/down
1651 */
1652 if ((R->scrollBar.style == R_SB_NEXT
1653 && scrollbarnext_upButton(ev->y))
1654 || (R->scrollBar.style == R_SB_RXVT
1655 && scrollbarrxvt_upButton(ev->y)))
1656 rxvt_tt_printf(aR_ "\033[A");
1657 else if ((R->scrollBar.style == R_SB_NEXT
1658 && scrollbarnext_dnButton(ev->y))
1659 || (R->scrollBar.style == R_SB_RXVT
1660 && scrollbarrxvt_dnButton(ev->y)))
1661 rxvt_tt_printf(aR_ "\033[B");
1662 else
1663 switch (ev->button) {
1664 case Button2:
1665 rxvt_tt_printf(aR_ "\014");
1666 break;
1667 case Button1:
1668 rxvt_tt_printf(aR_ "\033[6~");
1669 break;
1670 case Button3:
1671 rxvt_tt_printf(aR_ "\033[5~");
1672 break;
1673 }
1674 }
1675 else
1676#endif /* NO_SCROLLBAR_REPORT */
1677 {
1678 char upordown = 0;
1679
1680 if (R->scrollBar.style == R_SB_NEXT) {
1681 if (scrollbarnext_upButton(ev->y))
1682 upordown = -1; /* up */
1683 else if (scrollbarnext_dnButton(ev->y))
1684 upordown = 1; /* down */
1685 } else if (R->scrollBar.style == R_SB_RXVT) {
1686 if (scrollbarrxvt_upButton(ev->y))
1687 upordown = -1; /* up */
1688 else if (scrollbarrxvt_dnButton(ev->y))
1689 upordown = 1; /* down */
1690 }
1691 if (upordown) {
1692#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1693 R->scroll_arrow_delay = SCROLLBAR_INITIAL_DELAY;
1694#endif
1695 if (rxvt_scr_page(aR_ upordown < 0 ? UP : DN, 1)) {
1696 if (upordown < 0)
1697 scrollbar_setUp();
1698 else
1699 scrollbar_setDn();
1700 }
1701 } else
1702 switch (ev->button) {
1703 case Button2:
1704 switch (R->scrollbar_align) {
1705 case R_SB_ALIGN_TOP:
1706 R->csrO = 0;
1707 break;
1708 case R_SB_ALIGN_CENTRE:
1709 R->csrO = (R->scrollBar.bot - R->scrollBar.top) / 2;
1710 break;
1711 case R_SB_ALIGN_BOTTOM:
1712 R->csrO = R->scrollBar.bot - R->scrollBar.top;
1713 break;
1714 }
1715 if (R->scrollBar.style == R_SB_XTERM
1716 || scrollbar_above_slider(ev->y)
1717 || scrollbar_below_slider(ev->y))
1718 rxvt_scr_move_to(aR_
1719 scrollbar_position(ev->y) - R->csrO,
1720 scrollbar_size());
1721 scrollbar_setMotion();
1722 break;
1723
1724 case Button1:
1725 if (R->scrollbar_align == R_SB_ALIGN_CENTRE)
1726 R->csrO = ev->y - R->scrollBar.top;
1727 /* FALLTHROUGH */
1728
1729 case Button3:
1730 if (R->scrollBar.style != R_SB_XTERM) {
1731 if (scrollbar_above_slider(ev->y))
1732# ifdef RXVT_SCROLL_FULL
1733 rxvt_scr_page(aR_ UP, R->TermWin.nrow - 1);
1734# else
1735 rxvt_scr_page(aR_ UP, R->TermWin.nrow / 4);
1736# endif
1737 else if (scrollbar_below_slider(ev->y))
1738# ifdef RXVT_SCROLL_FULL
1739 rxvt_scr_page(aR_ DN, R->TermWin.nrow - 1);
1740# else
1741 rxvt_scr_page(aR_ DN, R->TermWin.nrow / 4);
1742# endif
1743 else
1744 scrollbar_setMotion();
1745 } else {
1746 rxvt_scr_page(aR_ (ev->button == Button1 ? DN : UP),
1747 (R->TermWin.nrow
1748 * scrollbar_position(ev->y)
1749 / scrollbar_size()));
1750 }
1751 break;
1752 }
1753 }
1754 return;
1755 }
1756#if MENUBAR
1757 /*
1758 * Menubar window processing of button press
1759 */
1760 if (isMenuBarWindow(ev->window))
1761 rxvt_menubar_control(aR_ ev);
1762#endif
1763}
1764
1765/* INTPROTO */
1766void
1767rxvt_button_release(pR_ XButtonEvent *ev)
1768{
1769 int reportmode = 0;
1770
1771 R->csrO = 0; /* reset csr Offset */
1772 if (!R->bypass_keystate)
1773 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1774
1775 if (scrollbar_isUpDn()) {
1776 scrollbar_setIdle();
1777 rxvt_scrollbar_show(aR_ 0);
1778#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1779 R->refresh_type &= ~SMOOTH_REFRESH;
1780#endif
1781 }
1782#ifdef SELECTION_SCROLLING
1783 R->pending_scroll_selection=0;
1784#endif
1785 if (ev->window == R->TermWin.vt)
1786 {
1787#ifdef RXVT_GRAPHICS
1788 if (ev->subwindow != None)
1789 rxvt_Gr_ButtonRelease(ev->x, ev->y);
1790 else
1791#endif
1792 {
1793 if (reportmode)
1794 {
1795 /* mouse report from vt window */
1796 /* don't report release of wheel "buttons" */
1797 if (ev->button >= 4)
1798 return;
1799#ifdef MOUSE_REPORT_DOUBLECLICK
1800 /* only report the release of 'slow' single clicks */
1801 if (R->MEvent.button != AnyButton
1802 && (ev->button != R->MEvent.button
1803 || (ev->time - R->MEvent.time
1804 > MULTICLICK_TIME / 2)))
1805 {
1806 R->MEvent.clicks = 0;
1807 R->MEvent.button = AnyButton;
1808 rxvt_mouse_report(aR_ ev);
1809 }
1810#else /* MOUSE_REPORT_DOUBLECLICK */
1811 R->MEvent.button = AnyButton;
1812 rxvt_mouse_report(aR_ ev);
1813#endif /* MOUSE_REPORT_DOUBLECLICK */
1814 return;
1815 }
1816 /*
1817 * dumb hack to compensate for the failure of click-and-drag
1818 * when overriding mouse reporting
1819 */
1820 if (R->PrivateModes & PrivMode_mouse_report
1821 && R->bypass_keystate
1822 && ev->button == Button1 && R->MEvent.clicks <= 1)
1823 rxvt_selection_extend(aR_ ev->x, ev->y, 0);
1824
1825 switch (ev->button) {
1826 case Button1:
1827 case Button3:
1828 rxvt_selection_make(aR_ ev->time);
1829 break;
1830 case Button2:
1831 rxvt_selection_request(aR_ ev->time, ev->x, ev->y);
1832 break;
1833#ifdef MOUSE_WHEEL
1834 case Button4:
1835 case Button5:
1836 {
1837 int i, v;
1838
1839 v = (ev->button == Button4) ? UP : DN;
1840 if (ev->state & ShiftMask)
1841 i = 1;
1842 else if ((R->Options & Opt_mouseWheelScrollPage))
1843 i = R->TermWin.nrow - 1;
1844 else
1845 i = 5;
1846# ifdef MOUSE_SLIP_WHEELING
1847 if (ev->state & ControlMask)
1848 {
1849 R->mouse_slip_wheel_speed += (v ? -1 : 1);
1850 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
1851 }
1852# endif
1853# ifdef JUMP_MOUSE_WHEEL
1854 rxvt_scr_page(aR_ v, i);
1855 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1856 rxvt_scrollbar_show(aR_ 1);
1857# else
1858 for (; i--;)
1859 {
1860 rxvt_scr_page(aR_ v, 1);
1861 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1862 rxvt_scrollbar_show(aR_ 1);
1863 }
1864# endif
1865 }
1866 break;
1867#endif
1868 }
1869 }
1870 }
1871#ifdef MENUBAR
1872 else if (isMenuBarWindow(ev->window))
1873 rxvt_menubar_control(aR_ ev);
1874#endif
1875}
1876
1877
1878#ifdef TRANSPARENT
1879/*
1880 * Check our parents are still who we think they are.
1881 * Do transparency updates if required
1882 */
1883/* EXTPROTO */
1884int
1885rxvt_check_our_parents(pR)
1886{
1887 int i, pchanged, aformat, have_pixmap, rootdepth;
1888 unsigned long nitems, bytes_after;
1889 Atom atype;
1890 unsigned char *prop = NULL;
1891 Window root, oldp, *list;
1892 Pixmap rootpixmap = None;
1893 XWindowAttributes wattr, wrootattr;
1894
1895 pchanged = 0;
1896
1897 if (!(R->Options & Opt_transparent))
1898 return pchanged; /* Don't try any more */
1899
1900 XGetWindowAttributes(R->Xdisplay, Xroot, &wrootattr);
1901 rootdepth = wrootattr.depth;
1902
1903 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);
1904 if (rootdepth != wattr.depth) {
1905 if (R->am_transparent) {
1906 pchanged = 1;
1907 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1908 R->PixColors[Color_bg]);
1909 R->am_transparent = R->am_pixmap_trans = 0;
1910 }
1911 return pchanged; /* Don't try any more */
1912 }
1913
1914/* Get all X ops out of the queue so that our information is up-to-date. */
1915 XSync(R->Xdisplay, False);
1916
1917/*
1918 * Make the frame window set by the window manager have
1919 * the root background. Some window managers put multiple nested frame
1920 * windows for each client, so we have to take care about that.
1921 */
1922 i = (R->xa[XA_XROOTPMAPID] != 0
1923 && (XGetWindowProperty(R->Xdisplay, Xroot, R->xa[XA_XROOTPMAPID],
1924 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1925 &nitems, &bytes_after, &prop) == Success));
1926 if (!i || prop == NULL)
1927 have_pixmap = 0;
1928 else {
1929 have_pixmap = 1;
1930 rootpixmap = *((Pixmap *)prop);
1931 XFree(prop);
1932 }
1933 if (have_pixmap) {
1934/*
1935 * Copy Xroot pixmap transparency
1936 */
1937 int sx, sy, nx, ny;
1938 unsigned int nw, nh;
1939 Window cr;
1940 XImage *image;
1941 GC gc;
1942 XGCValues gcvalue;
1943
1944 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,
1945 0, 0, &sx, &sy, &cr);
1946 nw = (unsigned int)R->szHint.width;
1947 nh = (unsigned int)R->szHint.height;
1948 nx = ny = 0;
1949 if (sx < 0) {
1950 nw += sx;
1951 nx = -sx;
1952 sx = 0;
1953 }
1954 if (sy < 0) {
1955 nh += sy;
1956 ny = -sy;
1957 sy = 0;
1958 }
1959 MIN_IT(nw, (unsigned int)(wrootattr.width - sx));
1960 MIN_IT(nh, (unsigned int)(wrootattr.height - sy));
1961 R->allowedxerror = -1;
1962 image = XGetImage(R->Xdisplay, rootpixmap, sx, sy, nw, nh, AllPlanes,
1963 ZPixmap);
1964 /* XXX: handle BadMatch - usually because we're outside the pixmap */
1965 /* XXX: may need a delay here? */
1966 R->allowedxerror = 0;
1967 if (image == NULL) {
1968 if (R->am_transparent && R->am_pixmap_trans) {
1969 pchanged = 1;
1970 if (R->TermWin.pixmap != None) {
1971 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
1972 R->TermWin.pixmap = None;
1973 }
1974 }
1975 R->am_pixmap_trans = 0;
1976 } else {
1977 if (R->TermWin.pixmap != None)
1978 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
1979 R->TermWin.pixmap = XCreatePixmap(R->Xdisplay, R->TermWin.vt,
1980 (unsigned int)R->szHint.width,
1981 (unsigned int)R->szHint.height,
1982 (unsigned int)image->depth);
1983 gc = XCreateGC(R->Xdisplay, R->TermWin.vt, 0UL, &gcvalue);
1984 XPutImage(R->Xdisplay, R->TermWin.pixmap, gc, image, 0, 0,
1985 nx, ny, (unsigned int)image->width,
1986 (unsigned int)image->height);
1987 XFreeGC(R->Xdisplay, gc);
1988 XDestroyImage(image);
1989 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
1990 R->TermWin.pixmap);
1991 if (!R->am_transparent || !R->am_pixmap_trans)
1992 pchanged = 1;
1993 R->am_transparent = R->am_pixmap_trans = 1;
1994 }
1995 }
1996 if (!R->am_pixmap_trans) {
1997 unsigned int n;
1998/*
1999 * InheritPixmap transparency
2000 */
2001 D_X((stderr, "InheritPixmap Seeking to %08lx", Xroot));
2002 for (i = 1; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2003 i++) {
2004 oldp = R->TermWin.parent[i];
2005 XQueryTree(R->Xdisplay, R->TermWin.parent[i - 1], &root,
2006 &R->TermWin.parent[i], &list, &n);
2007 XFree(list);
2008 D_X((stderr, "InheritPixmap Parent[%d] = %08lx", i, R->TermWin.parent[i]));
2009 if (R->TermWin.parent[i] == Xroot) {
2010 if (oldp != None)
2011 pchanged = 1;
2012 break;
2013 }
2014 if (oldp != R->TermWin.parent[i])
2015 pchanged = 1;
2016 }
2017 n = 0;
2018 if (pchanged) {
2019 for (; n < (unsigned int)i; n++) {
2020 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[n], &wattr);
2021 D_X((stderr, "InheritPixmap Checking Parent[%d]: %s", n, (wattr.depth == rootdepth && wattr.class != InputOnly) ? "OK" : "FAIL"));
2022 if (wattr.depth != rootdepth || wattr.class == InputOnly) {
2023 n = (int)(sizeof(R->TermWin.parent) / sizeof(Window)) + 1;
2024 break;
2025 }
2026 }
2027 }
2028 if (n > (int)(sizeof(R->TermWin.parent)
2029 / sizeof(R->TermWin.parent[0]))) {
2030 D_X((stderr, "InheritPixmap Turning off"));
2031 XSetWindowBackground(R->Xdisplay, R->TermWin.parent[0],
2032 R->PixColors[Color_fg]);
2033 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
2034 R->PixColors[Color_bg]);
2035 R->am_transparent = 0;
2036 /* XXX: also turn off Opt_transparent? */
2037 } else {
2038 /* wait (an arbitrary period) for the WM to do its thing
2039 * needed for fvwm2.2.2 (and before?) */
2040# ifdef HAVE_NANOSLEEP
2041 struct timespec rqt;
2042
2043 rqt.tv_sec = 1;
2044 rqt.tv_nsec = 0;
2045 nanosleep(&rqt, NULL);
2046# else
2047 sleep(1);
2048# endif
2049 D_X((stderr, "InheritPixmap Turning on (%d parents)", i - 1));
2050 for (n = 0; n < (unsigned int)i; n++)
2051 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.parent[n],
2052 ParentRelative);
2053 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2054 ParentRelative);
2055 R->am_transparent = 1;
2056 }
2057 for (; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window)); i++)
2058 R->TermWin.parent[i] = None;
2059 }
2060 return pchanged;
2061}
2062#endif
2063
2064/*}}} */
2065 2716
2066/*{{{ print pipe */ 2717/*{{{ print pipe */
2067/*----------------------------------------------------------------------*/ 2718/*----------------------------------------------------------------------*/
2068#ifdef PRINTPIPE 2719#ifdef PRINTPIPE
2069/* EXTPROTO */ 2720FILE *
2070FILE *
2071rxvt_popen_printer(pR) 2721rxvt_term::popen_printer ()
2072{ 2722{
2073 FILE *stream = popen(R->rs[Rs_print_pipe], "w"); 2723 FILE *stream = popen (rs[Rs_print_pipe], "w");
2074 2724
2075 if (stream == NULL) 2725 if (stream == NULL)
2076 rxvt_print_error("can't open printer pipe"); 2726 rxvt_warn ("can't open printer pipe, not printing.\n");
2727
2077 return stream; 2728 return stream;
2078} 2729}
2079 2730
2080/* EXTPROTO */
2081int 2731int
2082rxvt_pclose_printer(FILE *stream) 2732rxvt_term::pclose_printer (FILE *stream)
2083{ 2733{
2084 fflush(stream); 2734 fflush (stream);
2085/* pclose() reported not to work on SunOS 4.1.3 */
2086# if defined (__sun__) /* TODO: RESOLVE THIS */
2087/* pclose works provided SIGCHLD handler uses waitpid */
2088 return pclose(stream); /* return fclose (stream); */
2089# else
2090 return pclose(stream); 2735 return pclose (stream);
2091# endif
2092} 2736}
2093 2737
2094/* 2738/*
2095 * simulate attached vt100 printer 2739 * simulate attached vt100 printer
2096 */ 2740 */
2097/* INTPROTO */
2098void 2741void
2099rxvt_process_print_pipe(pR) 2742rxvt_term::process_print_pipe ()
2100{ 2743{
2101 int done; 2744 int done;
2102 FILE *fd; 2745 FILE *fd;
2103 2746
2104 if ((fd = rxvt_popen_printer(aR)) == NULL) 2747 if ((fd = popen_printer ()) == NULL)
2105 return; 2748 return;
2106 2749
2107/* 2750 /*
2108 * Send all input to the printer until either ESC[4i or ESC[?4i 2751 * Send all input to the printer until either ESC[4i or ESC[?4i
2109 * is received. 2752 * is received.
2110 */ 2753 */
2111 for (done = 0; !done;) { 2754 for (done = 0; !done;)
2755 {
2112 unsigned char buf[8]; 2756 unsigned char buf[8];
2113 unsigned char ch; 2757 unicode_t ch;
2114 unsigned int i, len; 2758 unsigned int i, len;
2115 2759
2116 if ((ch = rxvt_cmd_getc(aR)) != C0_ESC) { 2760 if ((ch = cmd_getc ()) != C0_ESC)
2761 {
2117 if (putc(ch, fd) == EOF) 2762 if (putc (ch, fd) == EOF)
2118 break; /* done = 1 */ 2763 break; /* done = 1 */
2119 } else { 2764 }
2765 else
2766 {
2120 len = 0; 2767 len = 0;
2121 buf[len++] = ch; 2768 buf[len++] = ch;
2122 2769
2123 if ((buf[len++] = rxvt_cmd_getc(aR)) == '[') { 2770 if ((buf[len++] = cmd_getc ()) == '[')
2124 if ((ch = rxvt_cmd_getc(aR)) == '?') { 2771 {
2125 buf[len++] = '?'; 2772 if ((ch = cmd_getc ()) == '?')
2126 ch = rxvt_cmd_getc(aR); 2773 {
2127 } 2774 buf[len++] = '?';
2775 ch = cmd_getc ();
2776 }
2128 if ((buf[len++] = ch) == '4') { 2777 if ((buf[len++] = ch) == '4')
2778 {
2129 if ((buf[len++] = rxvt_cmd_getc(aR)) == 'i') 2779 if ((buf[len++] = cmd_getc ()) == 'i')
2130 break; /* done = 1 */ 2780 break; /* done = 1 */
2131 } 2781 }
2782 }
2783
2784 for (i = 0; i < len; i++)
2785 if (putc (buf[i], fd) == EOF)
2786 {
2787 done = 1;
2788 break;
2789 }
2790 }
2132 } 2791 }
2133 for (i = 0; i < len; i++) 2792
2134 if (putc(buf[i], fd) == EOF) {
2135 done = 1;
2136 break;
2137 }
2138 }
2139 }
2140 rxvt_pclose_printer(fd); 2793 pclose_printer (fd);
2141} 2794}
2142#endif /* PRINTPIPE */ 2795#endif /* PRINTPIPE */
2143/*}}} */ 2796/*}}} */
2144 2797
2145/* *INDENT-OFF* */ 2798/* *INDENT-OFF* */
2146enum { 2799enum {
2147 C1_40 = 0x40, 2800 C1_40 = 0x40,
2148 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA, 2801 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,
2149 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3, 2802 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3,
2150 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA, 2803 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA,
2151 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC 2804 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
2152}; 2805};
2153/* *INDENT-ON* */ 2806/* *INDENT-ON* */
2154 2807
2155/*{{{ process non-printing single characters */ 2808/*{{{ process non-printing single characters */
2156/* INTPROTO */
2157void 2809void
2158rxvt_process_nonprinting(pR_ unsigned char ch) 2810rxvt_term::process_nonprinting (unicode_t ch)
2159{ 2811{
2160 switch (ch) { 2812 switch (ch)
2813 {
2814 case C0_ESC:
2815 process_escape_seq ();
2816 break;
2161 case C0_ENQ: /* terminal Status */ 2817 case C0_ENQ: /* terminal Status */
2162 if (R->rs[Rs_answerbackstring]) 2818 if (rs[Rs_answerbackstring])
2163 rxvt_tt_write(aR_
2164 (const unsigned char *)R->rs[Rs_answerbackstring], 2819 tt_write ((const unsigned char *)rs[Rs_answerbackstring],
2165 (unsigned int)STRLEN(R->rs[Rs_answerbackstring])); 2820 (unsigned int)strlen (rs[Rs_answerbackstring]));
2166 else 2821 else
2167 rxvt_tt_write(aR_ (unsigned char *)VT100_ANS, 2822 tt_write ((unsigned char *)VT100_ANS,
2168 (unsigned int)STRLEN(VT100_ANS)); 2823 (unsigned int)strlen (VT100_ANS));
2169 break; 2824 break;
2170 case C0_BEL: /* bell */ 2825 case C0_BEL: /* bell */
2171 rxvt_scr_bell(aR); 2826 scr_bell ();
2172 break; 2827 break;
2173 case C0_BS: /* backspace */ 2828 case C0_BS: /* backspace */
2174 rxvt_scr_backspace(aR); 2829 scr_backspace ();
2175 break; 2830 break;
2176 case C0_HT: /* tab */ 2831 case C0_HT: /* tab */
2177 rxvt_scr_tab(aR_ 1); 2832 scr_tab (1);
2178 break; 2833 break;
2179 case C0_CR: /* carriage return */ 2834 case C0_CR: /* carriage return */
2180 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 2835 scr_gotorc (0, 0, R_RELATIVE);
2181 break; 2836 break;
2182 case C0_VT: /* vertical tab, form feed */ 2837 case C0_VT: /* vertical tab, form feed */
2183 case C0_FF: 2838 case C0_FF:
2184 case C0_LF: /* line feed */ 2839 case C0_LF: /* line feed */
2185 rxvt_scr_index(aR_ UP); 2840 scr_index (UP);
2186 break; 2841 break;
2187 case C0_SO: /* shift out - acs */ 2842 case C0_SO: /* shift out - acs */
2188 rxvt_scr_charset_choose(aR_ 1); 2843 scr_charset_choose (1);
2189 break; 2844 break;
2190 case C0_SI: /* shift in - acs */ 2845 case C0_SI: /* shift in - acs */
2191 rxvt_scr_charset_choose(aR_ 0); 2846 scr_charset_choose (0);
2192 break; 2847 break;
2848
2849#ifdef EIGHT_BIT_CONTROLS
2850 // 8-bit controls
2851 case 0x90: /* DCS */
2852 process_dcs_seq ();
2853 break;
2854 case 0x9b: /* CSI */
2855 process_csi_seq ();
2856 break;
2857 case 0x9d: /* CSI */
2858 process_osc_seq ();
2859 break;
2860#endif
2193 } 2861 }
2194} 2862}
2195/*}}} */ 2863/*}}} */
2196 2864
2197 2865
2198/*{{{ process VT52 escape sequences */ 2866/*{{{ process VT52 escape sequences */
2199/* INTPROTO */
2200void 2867void
2201rxvt_process_escape_vt52(pR_ unsigned char ch) 2868rxvt_term::process_escape_vt52 (unicode_t ch)
2202{ 2869{
2203 int row, col; 2870 int row, col;
2871
2872 switch (ch)
2204 2873 {
2205 switch (ch) {
2206 case 'A': /* cursor up */ 2874 case 'A': /* cursor up */
2207 rxvt_scr_gotorc(aR_ -1, 0, R_RELATIVE | C_RELATIVE); 2875 scr_gotorc (-1, 0, R_RELATIVE | C_RELATIVE);
2208 break; 2876 break;
2209 case 'B': /* cursor down */ 2877 case 'B': /* cursor down */
2210 rxvt_scr_gotorc(aR_ 1, 0, R_RELATIVE | C_RELATIVE); 2878 scr_gotorc (1, 0, R_RELATIVE | C_RELATIVE);
2211 break; 2879 break;
2212 case 'C': /* cursor right */ 2880 case 'C': /* cursor right */
2213 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 2881 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
2214 break; 2882 break;
2215 case 'D': /* cursor left */ 2883 case 'D': /* cursor left */
2216 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 2884 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
2217 break; 2885 break;
2218 case 'H': /* cursor home */ 2886 case 'H': /* cursor home */
2219 rxvt_scr_gotorc(aR_ 0, 0, 0); 2887 scr_gotorc (0, 0, 0);
2220 break; 2888 break;
2221 case 'I': /* cursor up and scroll down if needed */ 2889 case 'I': /* cursor up and scroll down if needed */
2222 rxvt_scr_index(aR_ DN); 2890 scr_index (DN);
2223 break; 2891 break;
2224 case 'J': /* erase to end of screen */ 2892 case 'J': /* erase to end of screen */
2225 rxvt_scr_erase_screen(aR_ 0); 2893 scr_erase_screen (0);
2226 break; 2894 break;
2227 case 'K': /* erase to end of line */ 2895 case 'K': /* erase to end of line */
2228 rxvt_scr_erase_line(aR_ 0); 2896 scr_erase_line (0);
2229 break; 2897 break;
2230 case 'Y': /* move to specified row and col */ 2898 case 'Y': /* move to specified row and col */
2231 /* full command is 'ESC Y row col' where row and col 2899 /* full command is 'ESC Y row col' where row and col
2232 * are encoded by adding 32 and sending the ascii 2900 * are encoded by adding 32 and sending the ascii
2233 * character. eg. SPACE = 0, '+' = 13, '0' = 18, 2901 * character. eg. SPACE = 0, '+' = 13, '0' = 18,
2234 * etc. */ 2902 * etc. */
2235 row = rxvt_cmd_getc(aR) - ' '; 2903 row = cmd_getc () - ' ';
2236 col = rxvt_cmd_getc(aR) - ' '; 2904 col = cmd_getc () - ' ';
2237 rxvt_scr_gotorc(aR_ row, col, 0); 2905 scr_gotorc (row, col, 0);
2238 break; 2906 break;
2239 case 'Z': /* identify the terminal type */ 2907 case 'Z': /* identify the terminal type */
2240 rxvt_tt_printf(aR_ "\033/Z"); /* I am a VT100 emulating a VT52 */ 2908 tt_printf ("\033/Z"); /* I am a VT100 emulating a VT52 */
2241 break; 2909 break;
2242 case '<': /* turn off VT52 mode */ 2910 case '<': /* turn off VT52 mode */
2243 PrivMode(0, PrivMode_vt52); 2911 PrivMode (0, PrivMode_vt52);
2244 break; 2912 break;
2245 case 'F': /* use special graphics character set */ 2913 case 'F': /* use special graphics character set */
2246 case 'G': /* use regular character set */ 2914 case 'G': /* use regular character set */
2247 /* unimplemented */ 2915 /* unimplemented */
2248 break; 2916 break;
2249 case '=': /* use alternate keypad mode */ 2917 case '=': /* use alternate keypad mode */
2250 case '>': /* use regular keypad mode */ 2918 case '>': /* use regular keypad mode */
2251 /* unimplemented */ 2919 /* unimplemented */
2252 break; 2920 break;
2253 } 2921 }
2254} 2922}
2255/*}}} */ 2923/*}}} */
2256 2924
2257 2925
2258/*{{{ process escape sequences */ 2926/*{{{ process escape sequences */
2259/* INTPROTO */
2260void 2927void
2261rxvt_process_escape_seq(pR) 2928rxvt_term::process_escape_seq ()
2262{ 2929{
2263 unsigned char ch = rxvt_cmd_getc(aR); 2930 unicode_t ch = cmd_getc ();
2264 2931
2265 if (R->PrivateModes & PrivMode_vt52) { 2932 if (priv_modes & PrivMode_vt52)
2266 rxvt_process_escape_vt52(aR_ ch);
2267 return;
2268 }
2269 2933 {
2934 process_escape_vt52 (ch);
2935 return;
2936 }
2937
2270 switch (ch) { 2938 switch (ch)
2939 {
2271 /* case 1: do_tek_mode (); break; */ 2940 /* case 1: do_tek_mode (); break; */
2272 case '#': 2941 case '#':
2273 if (rxvt_cmd_getc(aR) == '8') 2942 if (cmd_getc () == '8')
2274 rxvt_scr_E(aR); 2943 scr_E ();
2275 break; 2944 break;
2276 case '(': 2945 case '(':
2277 rxvt_scr_charset_set(aR_ 0, (unsigned int)rxvt_cmd_getc(aR)); 2946 scr_charset_set (0, (unsigned int)cmd_getc ());
2278 break; 2947 break;
2279 case ')': 2948 case ')':
2280 rxvt_scr_charset_set(aR_ 1, (unsigned int)rxvt_cmd_getc(aR)); 2949 scr_charset_set (1, (unsigned int)cmd_getc ());
2281 break; 2950 break;
2282 case '*': 2951 case '*':
2283 rxvt_scr_charset_set(aR_ 2, (unsigned int)rxvt_cmd_getc(aR)); 2952 scr_charset_set (2, (unsigned int)cmd_getc ());
2284 break; 2953 break;
2285 case '+': 2954 case '+':
2286 rxvt_scr_charset_set(aR_ 3, (unsigned int)rxvt_cmd_getc(aR)); 2955 scr_charset_set (3, (unsigned int)cmd_getc ());
2287 break; 2956 break;
2288#ifdef MULTICHAR_SET 2957#if ENABLE_FRILLS
2289 case '$':
2290 rxvt_scr_charset_set(aR_ -2, (unsigned int)rxvt_cmd_getc(aR));
2291 break;
2292#endif
2293#ifndef NO_FRILLS
2294 case '6': 2958 case '6':
2295 rxvt_scr_backindex(aR); 2959 scr_backindex ();
2296 break; 2960 break;
2297#endif 2961#endif
2298 case '7': 2962 case '7':
2299 rxvt_scr_cursor(aR_ SAVE); 2963 scr_cursor (SAVE);
2300 break; 2964 break;
2301 case '8': 2965 case '8':
2302 rxvt_scr_cursor(aR_ RESTORE); 2966 scr_cursor (RESTORE);
2303 break; 2967 break;
2304#ifndef NO_FRILLS 2968#if ENABLE_FRILLS
2305 case '9': 2969 case '9':
2306 rxvt_scr_forwardindex(aR); 2970 scr_forwardindex ();
2307 break; 2971 break;
2308#endif 2972#endif
2309 case '=': 2973 case '=':
2310 case '>': 2974 case '>':
2311 PrivMode((ch == '='), PrivMode_aplKP); 2975 PrivMode ((ch == '='), PrivMode_aplKP);
2312 break; 2976 break;
2313 2977
2314 case C1_40: 2978 case C1_40:
2315 rxvt_cmd_getc(aR); 2979 cmd_getc ();
2316 break; 2980 break;
2317 case C1_44: 2981 case C1_44:
2318 rxvt_scr_index(aR_ UP); 2982 scr_index (UP);
2319 break; 2983 break;
2320 2984
2321 /* 8.3.87: NEXT LINE */ 2985 /* 8.3.87: NEXT LINE */
2322 case C1_NEL: /* ESC E */ 2986 case C1_NEL: /* ESC E */
2323 {
2324 uint32_t nlcr[] = { '\n', '\r' };
2325 rxvt_scr_add_lines(aR_ nlcr, 1, 2);
2326 } 2987 {
2327 break; 2988 unicode_t nlcr[] = { C0_LF, C0_CR };
2989 scr_add_lines (nlcr, 1, 2);
2990 }
2991 break;
2328 2992
2329 /* kidnapped escape sequence: Should be 8.3.48 */ 2993 /* kidnapped escape sequence: Should be 8.3.48 */
2330 case C1_ESA: /* ESC G */ 2994 case C1_ESA: /* ESC G */
2331 rxvt_process_graphics(aR); 2995 process_graphics ();
2332 break; 2996 break;
2333 2997
2334 /* 8.3.63: CHARACTER TABULATION SET */ 2998 /* 8.3.63: CHARACTER TABULATION SET */
2335 case C1_HTS: /* ESC H */ 2999 case C1_HTS: /* ESC H */
2336 rxvt_scr_set_tab(aR_ 1); 3000 scr_set_tab (1);
2337 break; 3001 break;
2338 3002
2339 /* 8.3.105: REVERSE LINE FEED */ 3003 /* 8.3.105: REVERSE LINE FEED */
2340 case C1_RI: /* ESC M */ 3004 case C1_RI: /* ESC M */
2341 rxvt_scr_index(aR_ DN); 3005 scr_index (DN);
2342 break; 3006 break;
2343 3007
2344 /* 8.3.142: SINGLE-SHIFT TWO */ 3008 /* 8.3.142: SINGLE-SHIFT TWO */
2345 /*case C1_SS2: scr_single_shift (2); break; */ 3009 /*case C1_SS2: scr_single_shift (2); break; */
2346 3010
2347 /* 8.3.143: SINGLE-SHIFT THREE */ 3011 /* 8.3.143: SINGLE-SHIFT THREE */
2348 /*case C1_SS3: scr_single_shift (3); break; */ 3012 /*case C1_SS3: scr_single_shift (3); break; */
2349 3013
2350 /* 8.3.27: DEVICE CONTROL STRING */ 3014 /* 8.3.27: DEVICE CONTROL STRING */
2351 case C1_DCS: /* ESC P */ 3015 case C1_DCS: /* ESC P */
2352 rxvt_process_dcs_seq(aR); 3016 process_dcs_seq ();
2353 break; 3017 break;
2354 3018
2355 /* 8.3.110: SINGLE CHARACTER INTRODUCER */ 3019 /* 8.3.110: SINGLE CHARACTER INTRODUCER */
2356 case C1_SCI: /* ESC Z */ 3020 case C1_SCI: /* ESC Z */
2357 rxvt_tt_write(aR_ (const unsigned char *)ESCZ_ANSWER, 3021 tt_write ((const unsigned char *)ESCZ_ANSWER,
2358 (unsigned int)(sizeof(ESCZ_ANSWER) - 1)); 3022 (unsigned int) (sizeof (ESCZ_ANSWER) - 1));
2359 break; /* steal obsolete ESC [ c */ 3023 break; /* steal obsolete ESC [ c */
2360 3024
2361 /* 8.3.16: CONTROL SEQUENCE INTRODUCER */ 3025 /* 8.3.16: CONTROL SEQUENCE INTRODUCER */
2362 case C1_CSI: /* ESC [ */ 3026 case C1_CSI: /* ESC [ */
2363 rxvt_process_csi_seq(aR); 3027 process_csi_seq ();
2364 break; 3028 break;
2365 3029
2366 /* 8.3.90: OPERATING SYSTEM COMMAND */ 3030 /* 8.3.90: OPERATING SYSTEM COMMAND */
2367 case C1_OSC: /* ESC ] */ 3031 case C1_OSC: /* ESC ] */
2368 rxvt_process_osc_seq(aR); 3032 process_osc_seq ();
2369 break; 3033 break;
2370 3034
2371 /* 8.3.106: RESET TO INITIAL STATE */ 3035 /* 8.3.106: RESET TO INITIAL STATE */
2372 case 'c': 3036 case 'c':
2373 rxvt_scr_poweron(aR); 3037 mbstate.reset ();
2374 rxvt_scrollbar_show(aR_ 1); 3038 scr_poweron ();
2375 break; 3039 scrollbar_show (1);
3040 break;
2376 3041
2377 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */ 3042 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */
2378 case 'n': 3043 case 'n':
2379 rxvt_scr_charset_choose(aR_ 2); 3044 scr_charset_choose (2);
2380 break; 3045 break;
2381 3046
2382 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */ 3047 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */
2383 case 'o': 3048 case 'o':
2384 rxvt_scr_charset_choose(aR_ 3); 3049 scr_charset_choose (3);
2385 break; 3050 break;
2386 } 3051 }
2387} 3052}
2388/*}}} */ 3053/*}}} */
2389 3054
2390/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */ 3055/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */
2391/* *INDENT-OFF* */ 3056/* *INDENT-OFF* */
2392enum { 3057enum {
2393 CSI_ICH = 0x40, 3058 CSI_ICH = 0x40,
2394 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA, 3059 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,
2395 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA , 3060 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA ,
2396 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC, 3061 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC,
2397 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F, 3062 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F,
2398 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC, 3063 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC,
2399 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ, 3064 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ,
2400 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 , 3065 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 ,
2401 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F 3066 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
2402}; 3067};
2403 3068
2404#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \ 3069#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \
2405 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \ 3070 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \
2406 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0)) 3071 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))
2407#define get_byte_array_bit(array, bit) \ 3072#define get_byte_array_bit(array, bit) \
2408 (!!((array)[(bit) / 8] & (128 >> ((bit) & 7)))) 3073 (!! ((array)[ (bit) / 8] & (128 >> ((bit) & 7))))
2409 3074
2410const unsigned char csi_defaults[] = { 3075const unsigned char csi_defaults[] =
3076 {
2411 make_byte(1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */ 3077 make_byte (1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */
2412 make_byte(1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */ 3078 make_byte (1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */
2413 make_byte(1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */ 3079 make_byte (1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */
2414 make_byte(1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */ 3080 make_byte (1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */
2415 make_byte(1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */ 3081 make_byte (1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */
2416 make_byte(0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */ 3082 make_byte (0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */
2417 make_byte(0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */ 3083 make_byte (0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */
2418 make_byte(0,0,0,0,0,0,0,0) /* x, y, z, {, |, }, ~, */ 3084 make_byte (0,0,0,0,0,0,0,0), /* x, y, z, {, |, }, ~, */
2419}; 3085 };
2420/* *INDENT-ON* */ 3086/* *INDENT-ON* */
2421 3087
2422/* INTPROTO */
2423void 3088void
2424rxvt_process_csi_seq(pR) 3089rxvt_term::process_csi_seq ()
2425{ 3090{
2426 unsigned char ch, priv, i; 3091 unicode_t ch, priv, i;
2427 unsigned int nargs, p; 3092 unsigned int nargs, p;
2428 int n, ndef; 3093 int n, ndef;
2429 int arg[ESC_ARGS]; 3094 int arg[ESC_ARGS];
2430 3095
2431 for (nargs = ESC_ARGS; nargs > 0;) 3096 for (nargs = ESC_ARGS; nargs > 0;)
2432 arg[--nargs] = 0; 3097 arg[--nargs] = 0;
2433 3098
2434 priv = 0; 3099 priv = 0;
3100 ch = cmd_getc ();
3101 if (ch >= '<' && ch <= '?')
3102 { /* '<' '=' '>' '?' */
3103 priv = ch;
2435 ch = rxvt_cmd_getc(aR); 3104 ch = cmd_getc ();
2436 if (ch >= '<' && ch <= '?') { /* '<' '=' '>' '?' */
2437 priv = ch;
2438 ch = rxvt_cmd_getc(aR);
2439 } 3105 }
3106
2440/* read any numerical arguments */ 3107 /* read any numerical arguments */
2441 for (n = -1; ch < CSI_ICH; ) { 3108 for (n = -1; ch < CSI_ICH; )
3109 {
2442 if (isdigit(ch)) { 3110 if (isdigit (ch))
3111 {
2443 if (n < 0) 3112 if (n < 0)
2444 n = ch - '0'; 3113 n = ch - '0';
2445 else 3114 else
2446 n = n * 10 + ch - '0'; 3115 n = n * 10 + ch - '0';
3116 }
2447 } else if (ch == ';') { 3117 else if (ch == ';')
3118 {
2448 if (nargs < ESC_ARGS) 3119 if (nargs < ESC_ARGS)
2449 arg[nargs++] = n; 3120 arg[nargs++] = n;
2450 n = -1; 3121 n = -1;
2451 } else if (ch == '\b') { 3122 }
2452 rxvt_scr_backspace(aR); 3123 else if (IS_CONTROL (ch))
2453 } else if (ch == C0_ESC) { 3124 process_nonprinting (ch);
2454 rxvt_process_escape_seq(aR); 3125
3126 ch = cmd_getc ();
3127 }
3128
3129 if (ch > CSI_7F)
2455 return; 3130 return;
2456 } else if (ch < ' ') {
2457 rxvt_process_nonprinting(aR_ ch);
2458 }
2459 ch = rxvt_cmd_getc(aR);
2460 }
2461 3131
2462 if (ch > CSI_7F)
2463 return;
2464
2465 if (nargs < ESC_ARGS) 3132 if (nargs < ESC_ARGS)
2466 arg[nargs++] = n; 3133 arg[nargs++] = n;
2467 3134
2468 i = ch - CSI_ICH; 3135 i = ch - CSI_ICH;
2469 ndef = get_byte_array_bit(csi_defaults, i); 3136 ndef = get_byte_array_bit (csi_defaults, i);
2470 for (p = 0; p < nargs; p++) 3137 for (p = 0; p < nargs; p++)
2471 if (arg[p] == -1) 3138 if (arg[p] == -1)
2472 arg[p] = ndef; 3139 arg[p] = ndef;
2473 3140
2474#ifdef DEBUG_CMD 3141#ifdef DEBUG_CMD
2475 fprintf(stderr, "CSI "); 3142 fprintf (stderr, "CSI ");
2476 for (p = 0; p < nargs; p++) 3143 for (p = 0; p < nargs; p++)
2477 fprintf(stderr, "%d%s", arg[p], p < nargs - 1 ? ";" : ""); 3144 fprintf (stderr, "%d%s", arg[p], p < nargs - 1 ? ";" : "");
2478 fprintf(stderr, "%c\n", ch); 3145 fprintf (stderr, "%c\n", ch);
2479#endif 3146#endif
2480 3147
2481/* 3148 /*
2482 * private mode handling 3149 * private mode handling
2483 */ 3150 */
2484 if (priv) { 3151 if (priv)
2485 switch (priv) { 3152 {
2486 case '>': 3153 switch (priv)
3154 {
3155 case '>':
2487 if (ch == CSI_DA) /* secondary device attributes */ 3156 if (ch == CSI_DA) /* secondary device attributes */
2488 rxvt_tt_printf(aR_ "\033[>%d;%-.8s;0c", 'R', VSTRING); 3157 tt_printf ("\033[>%d;%-.8s;0c", 'R', VSTRING);
2489 break; 3158 break;
2490 case '?': 3159 case '?':
2491 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't') 3160 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2492 rxvt_process_terminal_mode(aR_ ch, priv, nargs, arg); 3161 process_terminal_mode (ch, priv, nargs, arg);
2493 break; 3162 break;
2494 } 3163 }
2495 return; 3164 return;
2496 } 3165 }
2497 3166
2498 switch (ch) { 3167 switch (ch)
2499/* 3168 {
3169 /*
2500 * ISO/IEC 6429:1992(E) CSI sequences (defaults in parentheses) 3170 * ISO/IEC 6429:1992 (E) CSI sequences (defaults in parentheses)
2501 */ 3171 */
2502#ifdef PRINTPIPE 3172#ifdef PRINTPIPE
2503 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */ 3173 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2504 switch (arg[0]) { 3174 switch (arg[0])
3175 {
2505 case 0: /* initiate transfer to primary aux device */ 3176 case 0: /* initiate transfer to primary aux device */
2506 rxvt_scr_printscreen(aR_ 0); 3177 scr_printscreen (0);
2507 break; 3178 break;
2508 case 5: /* start relay to primary aux device */ 3179 case 5: /* start relay to primary aux device */
2509 rxvt_process_print_pipe(aR); 3180 process_print_pipe ();
3181 break;
3182 }
2510 break; 3183 break;
2511 }
2512 break;
2513#endif 3184#endif
2514 3185
2515 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */ 3186 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2516 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */ 3187 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2517 arg[0] = -arg[0]; 3188 arg[0] = -arg[0];
2518 /* FALLTHROUGH */ 3189 /* FALLTHROUGH */
2519 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */ 3190 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2520 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */ 3191 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2521 rxvt_scr_gotorc(aR_ arg[0], 0, RELATIVE); 3192 scr_gotorc (arg[0], 0, RELATIVE);
2522 break; 3193 break;
2523 3194
2524 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */ 3195 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2525 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */ 3196 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2526#ifdef ISO6429 3197#ifdef ISO6429
2527 arg[0] = -arg[0]; 3198 arg[0] = -arg[0];
2528#else /* emulate common DEC VTs */ 3199#else /* emulate common DEC VTs */
2529 arg[0] = arg[0] ? -arg[0] : -1; 3200 arg[0] = arg[0] ? -arg[0] : -1;
2530#endif 3201#endif
2531 /* FALLTHROUGH */ 3202 /* FALLTHROUGH */
2532 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */ 3203 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2533 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */ 3204 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2534#ifdef ISO6429 3205#ifdef ISO6429
2535 rxvt_scr_gotorc(aR_ 0, arg[0], RELATIVE); 3206 scr_gotorc (0, arg[0], RELATIVE);
2536#else /* emulate common DEC VTs */ 3207#else /* emulate common DEC VTs */
2537 rxvt_scr_gotorc(aR_ 0, arg[0] ? arg[0] : 1, RELATIVE); 3208 scr_gotorc (0, arg[0] ? arg[0] : 1, RELATIVE);
2538#endif 3209#endif
2539 break; 3210 break;
2540 3211
2541 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */ 3212 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2542 arg[0] = -arg[0]; 3213 arg[0] = -arg[0];
2543 /* FALLTHROUGH */ 3214 /* FALLTHROUGH */
2544 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */ 3215 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2545 rxvt_scr_gotorc(aR_ arg[0], 0, R_RELATIVE); 3216 scr_gotorc (arg[0], 0, R_RELATIVE);
2546 break; 3217 break;
2547 3218
2548 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */ 3219 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2549 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */ 3220 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2550 rxvt_scr_gotorc(aR_ 0, arg[0] - 1, R_RELATIVE); 3221 scr_gotorc (0, arg[0] - 1, R_RELATIVE);
2551 break; 3222 break;
2552 3223
2553 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */ 3224 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2554 rxvt_scr_gotorc(aR_ arg[0] - 1, 0, C_RELATIVE); 3225 scr_gotorc (arg[0] - 1, 0, C_RELATIVE);
2555 break; 3226 break;
2556 3227
2557 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */ 3228 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2558 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */ 3229 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2559 rxvt_scr_gotorc(aR_ arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0); 3230 scr_gotorc (arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2560 break; 3231 break;
2561 3232
2562 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */ 3233 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2563 arg[0] = -arg[0]; 3234 arg[0] = -arg[0];
2564 /* FALLTHROUGH */ 3235 /* FALLTHROUGH */
2565 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */ 3236 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2566 rxvt_scr_tab(aR_ arg[0]); 3237 scr_tab (arg[0]);
2567 break; 3238 break;
2568 3239
2569 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */ 3240 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2570 rxvt_scr_erase_screen(aR_ arg[0]); 3241 scr_erase_screen (arg[0]);
2571 break; 3242 break;
2572 3243
2573 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */ 3244 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2574 rxvt_scr_erase_line(aR_ arg[0]); 3245 scr_erase_line (arg[0]);
2575 break; 3246 break;
2576 3247
2577 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */ 3248 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2578 rxvt_scr_insdel_chars(aR_ arg[0], INSERT); 3249 scr_insdel_chars (arg[0], INSERT);
2579 break; 3250 break;
2580 3251
2581 case CSI_IL: /* 8.3.68: (1) INSERT LINE */ 3252 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2582 rxvt_scr_insdel_lines(aR_ arg[0], INSERT); 3253 scr_insdel_lines (arg[0], INSERT);
2583 break; 3254 break;
2584 3255
2585 case CSI_DL: /* 8.3.33: (1) DELETE LINE */ 3256 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2586 rxvt_scr_insdel_lines(aR_ arg[0], DELETE); 3257 scr_insdel_lines (arg[0], DELETE);
2587 break; 3258 break;
2588 3259
2589 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */ 3260 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2590 rxvt_scr_insdel_chars(aR_ arg[0], ERASE); 3261 scr_insdel_chars (arg[0], ERASE);
2591 break; 3262 break;
2592 3263
2593 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */ 3264 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2594 rxvt_scr_insdel_chars(aR_ arg[0], DELETE); 3265 scr_insdel_chars (arg[0], DELETE);
2595 break; 3266 break;
2596 3267
2597 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */ 3268 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2598 arg[0] = -arg[0]; 3269 arg[0] = -arg[0];
2599 /* FALLTHROUGH */ 3270 /* FALLTHROUGH */
2600 case CSI_SU: /* 8.3.148: (1) SCROLL UP */ 3271 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2601 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, arg[0], 0); 3272 scr_scroll_text (screen.tscroll, screen.bscroll, arg[0], 0);
2602 break; 3273 break;
2603 3274
2604 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */ 3275 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
2605 rxvt_tt_write(aR_ (const unsigned char *)VT100_ANS, 3276 tt_write ((const unsigned char *)VT100_ANS,
2606 (unsigned int)(sizeof(VT100_ANS) - 1)); 3277 (unsigned int) (sizeof (VT100_ANS) - 1));
2607 break; 3278 break;
2608 3279
2609 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */ 3280 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
2610 rxvt_process_sgr_mode(aR_ nargs, arg); 3281 process_sgr_mode (nargs, arg);
2611 break; 3282 break;
2612 3283
2613 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */ 3284 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
2614 switch (arg[0]) { 3285 switch (arg[0])
3286 {
2615 case 5: /* DSR requested */ 3287 case 5: /* DSR requested */
2616 rxvt_tt_printf(aR_ "\033[0n"); 3288 tt_printf ("\033[0n");
2617 break; 3289 break;
2618 case 6: /* CPR requested */ 3290 case 6: /* CPR requested */
2619 rxvt_scr_report_position(aR); 3291 scr_report_position ();
2620 break; 3292 break;
2621#if defined (ENABLE_DISPLAY_ANSWER)
2622 case 7: /* unofficial extension */ 3293 case 7: /* unofficial extension */
2623 rxvt_tt_printf(aR_ "%-.250s\n", R->rs[Rs_display_name]); 3294 if (options & Opt_insecure)
2624 break; 3295 tt_printf ("%-.250s\012", rs[Rs_display_name]);
2625#endif 3296 break;
2626 case 8: /* unofficial extension */ 3297 case 8: /* unofficial extension */
2627 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST); 3298 process_xterm_seq (XTerm_title, RESNAME "-" VERSION, CHAR_ST);
3299 break;
3300 }
2628 break; 3301 break;
2629 }
2630 break;
2631 3302
2632 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */ 3303 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
2633 switch (arg[0]) { 3304 switch (arg[0])
3305 {
2634 case 0: /* char tab stop cleared at active position */ 3306 case 0: /* char tab stop cleared at active position */
2635 rxvt_scr_set_tab(aR_ 0); 3307 scr_set_tab (0);
2636 break; 3308 break;
2637 /* case 1: */ /* line tab stop cleared in active line */ 3309 /* case 1: */ /* line tab stop cleared in active line */
2638 /* case 2: */ /* char tab stops cleared in active line */ 3310 /* case 2: */ /* char tab stops cleared in active line */
2639 case 3: /* all char tab stops are cleared */ 3311 case 3: /* all char tab stops are cleared */
2640 /* case 4: */ /* all line tab stops are cleared */ 3312 /* case 4: */ /* all line tab stops are cleared */
2641 case 5: /* all tab stops are cleared */ 3313 case 5: /* all tab stops are cleared */
2642 rxvt_scr_set_tab(aR_ -1); 3314 scr_set_tab (-1);
3315 break;
3316 }
2643 break; 3317 break;
2644 }
2645 break;
2646 3318
2647 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */ 3319 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
2648 switch (arg[0]) { 3320 switch (arg[0])
3321 {
2649 case 0: /* char tab stop set at active position */ 3322 case 0: /* char tab stop set at active position */
2650 rxvt_scr_set_tab(aR_ 1); 3323 scr_set_tab (1);
2651 break; /* = ESC H */ 3324 break; /* = ESC H */
2652 /* case 1: */ /* line tab stop set at active line */ 3325 /* case 1: */ /* line tab stop set at active line */
2653 case 2: /* char tab stop cleared at active position */ 3326 case 2: /* char tab stop cleared at active position */
2654 rxvt_scr_set_tab(aR_ 0); 3327 scr_set_tab (0);
2655 break; /* = ESC [ 0 g */ 3328 break; /* = ESC [ 0 g */
2656 /* case 3: */ /* line tab stop cleared at active line */ 3329 /* case 3: */ /* line tab stop cleared at active line */
2657 /* case 4: */ /* char tab stops cleared at active line */ 3330 /* case 4: */ /* char tab stops cleared at active line */
2658 case 5: /* all char tab stops are cleared */ 3331 case 5: /* all char tab stops are cleared */
2659 rxvt_scr_set_tab(aR_ -1); 3332 scr_set_tab (-1);
2660 break; /* = ESC [ 3 g */ 3333 break; /* = ESC [ 3 g */
2661 /* case 6: */ /* all line tab stops are cleared */ 3334 /* case 6: */ /* all line tab stops are cleared */
2662 } 3335 }
2663 break; 3336 break;
2664 3337
2665 case CSI_RM: /* 8.3.107: RESET MODE */ 3338 case CSI_RM: /* 8.3.107: RESET MODE */
2666 if (arg[0] == 4) 3339 if (arg[0] == 4)
2667 rxvt_scr_insert_mode(aR_ 0); 3340 scr_insert_mode (0);
2668 break; 3341 else if (arg[0] == 20)
3342 priv_modes &= ~PrivMode_LFNL;
3343 break;
2669 3344
2670 case CSI_SM: /* 8.3.126: SET MODE */ 3345 case CSI_SM: /* 8.3.126: SET MODE */
2671 if (arg[0] == 4) 3346 if (arg[0] == 4)
2672 rxvt_scr_insert_mode(aR_ 1); 3347 scr_insert_mode (1);
2673 break; 3348 else if (arg[0] == 20)
3349 priv_modes |= PrivMode_LFNL;
3350 break;
2674 3351
2675/* 3352 /*
2676 * PRIVATE USE beyond this point. All CSI_7? sequences here 3353 * PRIVATE USE beyond this point. All CSI_7? sequences here
2677 */ 3354 */
2678 case CSI_72: /* DECSTBM: set top and bottom margins */ 3355 case CSI_72: /* DECSTBM: set top and bottom margins */
2679 if (nargs == 1) 3356 if (nargs == 1)
2680 rxvt_scr_scroll_region(aR_ arg[0] - 1, MAX_ROWS - 1); 3357 scr_scroll_region (arg[0] - 1, MAX_ROWS - 1);
2681 else if (nargs == 0 || arg[0] >= arg[1]) 3358 else if (nargs == 0 || arg[0] >= arg[1])
2682 rxvt_scr_scroll_region(aR_ 0, MAX_ROWS - 1); 3359 scr_scroll_region (0, MAX_ROWS - 1);
2683 else 3360 else
2684 rxvt_scr_scroll_region(aR_ arg[0] - 1, arg[1] - 1); 3361 scr_scroll_region (arg[0] - 1, arg[1] - 1);
2685 break; 3362 break;
2686 3363
2687 case CSI_73: 3364 case CSI_73:
2688 rxvt_scr_cursor(aR_ SAVE); 3365 scr_cursor (SAVE);
2689 break; 3366 break;
2690 case CSI_75: 3367 case CSI_75:
2691 rxvt_scr_cursor(aR_ RESTORE); 3368 scr_cursor (RESTORE);
2692 break; 3369 break;
2693 3370
2694#ifndef NO_FRILLS 3371#if ENABLE_FRILLS
2695 case CSI_74: 3372 case CSI_74:
2696 rxvt_process_window_ops(aR_ arg, nargs); 3373 process_window_ops (arg, nargs);
2697 break; 3374 break;
2698#endif 3375#endif
2699 3376
2700 case CSI_78: /* DECREQTPARM */ 3377 case CSI_78: /* DECREQTPARM */
2701 if (arg[0] == 0 || arg[0] == 1) 3378 if (arg[0] == 0 || arg[0] == 1)
2702 rxvt_tt_printf(aR_ "\033[%d;1;1;112;112;1;0x", arg[0] + 2); 3379 tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
2703 /* FALLTHROUGH */ 3380 break;
2704 3381
2705 default: 3382 default:
2706 break; 3383 break;
2707 } 3384 }
2708} 3385}
2709/*}}} */ 3386/*}}} */
2710 3387
2711#ifndef NO_FRILLS 3388#if ENABLE_FRILLS
2712/* ARGSUSED */ 3389/* ARGSUSED */
2713/* INTPROTO */
2714void 3390void
2715rxvt_process_window_ops(pR_ const int *args, unsigned int nargs) 3391rxvt_term::process_window_ops (const int *args, unsigned int nargs)
2716{ 3392{
2717 int x, y; 3393 int x, y;
2718#if 0
2719 char *s;
2720#endif
2721 XWindowAttributes wattr; 3394 XWindowAttributes wattr;
2722 Window wdummy; 3395 Window wdummy;
2723 3396
2724 if (nargs == 0) 3397 if (nargs == 0)
2725 return; 3398 return;
3399
2726 switch (args[0]) { 3400 switch (args[0])
3401 {
2727 /* 3402 /*
2728 * commands 3403 * commands
2729 */ 3404 */
2730 case 1: /* deiconify window */ 3405 case 1: /* deiconify window */
2731 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 3406 XMapWindow (display->display, TermWin.parent[0]);
2732 break; 3407 break;
2733 case 2: /* iconify window */ 3408 case 2: /* iconify window */
2734 XIconifyWindow(R->Xdisplay, R->TermWin.parent[0], 3409 XIconifyWindow (display->display, TermWin.parent[0],
2735 DefaultScreen(R->Xdisplay)); 3410 DefaultScreen (display->display));
2736 break; 3411 break;
2737 case 3: /* set position (pixels) */ 3412 case 3: /* set position (pixels) */
2738 XMoveWindow(R->Xdisplay, R->TermWin.parent[0], args[1], args[2]); 3413 XMoveWindow (display->display, TermWin.parent[0], args[1], args[2]);
2739 break; 3414 break;
2740 case 4: /* set size (pixels) */ 3415 case 4: /* set size (pixels) */
2741 rxvt_set_widthheight(aR_ (unsigned int)args[2], (unsigned int)args[1]); 3416 set_widthheight ((unsigned int)args[2], (unsigned int)args[1]);
2742 break; 3417 break;
2743 case 5: /* raise window */ 3418 case 5: /* raise window */
2744 XRaiseWindow(R->Xdisplay, R->TermWin.parent[0]); 3419 XRaiseWindow (display->display, TermWin.parent[0]);
2745 break; 3420 break;
2746 case 6: /* lower window */ 3421 case 6: /* lower window */
2747 XLowerWindow(R->Xdisplay, R->TermWin.parent[0]); 3422 XLowerWindow (display->display, TermWin.parent[0]);
2748 break; 3423 break;
2749 case 7: /* refresh window */ 3424 case 7: /* refresh window */
2750 rxvt_scr_touch(aR_ True); 3425 scr_touch (true);
2751 break; 3426 break;
2752 case 8: /* set size (chars) */ 3427 case 8: /* set size (chars) */
2753 rxvt_set_widthheight(aR_ (unsigned int)(args[2] * R->TermWin.fwidth), 3428 set_widthheight ((unsigned int) (args[2] * TermWin.fwidth),
2754 (unsigned int)(args[1] * R->TermWin.fheight)); 3429 (unsigned int) (args[1] * TermWin.fheight));
2755 break; 3430 break;
3431
3432 //case 9: NYI, TODO, restore maximized window or maximize window
2756 default: 3433 default:
2757 if (args[0] >= 24) /* set height (chars) */ 3434 if (args[0] >= 24) /* set height (chars) */
2758 rxvt_set_widthheight(aR_ (unsigned int)R->TermWin.width, 3435 set_widthheight ((unsigned int)TermWin.width,
2759 (unsigned int)(args[1] * R->TermWin.fheight)); 3436 (unsigned int) (args[1] * TermWin.fheight));
2760 break; 3437 break;
3438
3439
2761 /* 3440 /*
2762 * reports - some output format copied from XTerm 3441 * reports - some output format copied from XTerm
2763 */ 3442 */
2764 case 11: /* report window state */ 3443 case 11: /* report window state */
2765 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3444 XGetWindowAttributes (display->display, TermWin.parent[0], &wattr);
2766 rxvt_tt_printf(aR_ "\033[%dt", wattr.map_state == IsViewable ? 1 : 2); 3445 tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
2767 break; 3446 break;
2768 case 13: /* report window position */ 3447 case 13: /* report window position */
2769 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3448 XGetWindowAttributes (display->display, TermWin.parent[0], &wattr);
2770 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], wattr.root, 3449 XTranslateCoordinates (display->display, TermWin.parent[0], wattr.root,
2771 -wattr.border_width, -wattr.border_width, 3450 -wattr.border_width, -wattr.border_width,
2772 &x, &y, &wdummy); 3451 &x, &y, &wdummy);
2773 rxvt_tt_printf(aR_ "\033[3;%d;%dt", x, y); 3452 tt_printf ("\033[3;%d;%dt", x, y);
2774 break; 3453 break;
2775 case 14: /* report window size (pixels) */ 3454 case 14: /* report window size (pixels) */
2776 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3455 XGetWindowAttributes (display->display, TermWin.parent[0], &wattr);
2777 rxvt_tt_printf(aR_ "\033[4;%d;%dt", wattr.height, wattr.width); 3456 tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
2778 break; 3457 break;
3458 case 18: /* report text area size (chars) */
3459 tt_printf ("\033[8;%d;%dt", TermWin.nrow, TermWin.ncol);
3460 break;
2779 case 18: /* report window size (chars) */ 3461 case 19: /* report window size (chars) */
2780 rxvt_tt_printf(aR_ "\033[8;%d;%dt", R->TermWin.nrow, R->TermWin.ncol); 3462 tt_printf ("\033[9;%d;%dt", TermWin.nrow, TermWin.ncol);
2781 break; 3463 break;
2782#if 0 /* XXX: currently disabled due to security concerns */
2783 case 20: /* report icon label */ 3464 case 20: /* report icon label */
3465 {
3466 char *s;
2784 XGetIconName(R->Xdisplay, R->TermWin.parent[0], &s); 3467 XGetIconName (display->display, TermWin.parent[0], &s);
2785 rxvt_tt_printf(aR_ "\033]L%-.200s\234", s ? s : ""); /* 8bit ST */ 3468 tt_printf ("\033]L%-.250s\234", (options & Opt_insecure) && s ? s : ""); /* 8bit ST */
2786 break; 3469 XFree (s);
3470 }
3471 break;
2787 case 21: /* report window title */ 3472 case 21: /* report window title */
3473 {
3474 char *s;
2788 XFetchName(R->Xdisplay, R->TermWin.parent[0], &s); 3475 XFetchName (display->display, TermWin.parent[0], &s);
2789 rxvt_tt_printf(aR_ "\033]l%-.200s\234", s ? s : ""); /* 8bit ST */ 3476 tt_printf ("\033]l%-.250s\234", (options & Opt_insecure) && s ? s : ""); /* 8bit ST */
2790 break; 3477 XFree (s);
2791#endif 3478 }
3479 break;
2792 } 3480 }
2793} 3481}
2794#endif 3482#endif
2795 3483
2796/*----------------------------------------------------------------------*/ 3484/*----------------------------------------------------------------------*/
2797/* 3485/*
2798 * get input up until STRING TERMINATOR (or BEL) 3486 * get input up until STRING TERMINATOR (or BEL)
2799 * ends_how is terminator used. returned input must be free()d 3487 * ends_how is terminator used. returned input must be free()'d
2800 */ 3488 */
2801/* INTPROTO */
2802unsigned char * 3489unsigned char *
2803rxvt_get_to_st(pR_ unsigned char *ends_how) 3490rxvt_term::get_to_st (unicode_t &ends_how)
2804{ 3491{
2805 int seen_esc = 0; /* seen escape? */ 3492 unicode_t prev = 0, ch;
2806 unsigned int n = 0; 3493 unsigned int n = 0;
2807 unsigned char *s; 3494 unsigned char *s;
2808 unsigned char ch, string[STRING_MAX]; 3495 unsigned char string[STRING_MAX];
2809 3496
2810 for (; (ch = rxvt_cmd_getc(aR));) { 3497 while ((ch = cmd_getc ()) != NOCHAR)
2811 if (ch == C0_BEL 3498 {
2812 || ch == CHAR_ST 3499 if (prev == C0_ESC)
2813 || (ch == 0x5c && seen_esc)) /* 7bit ST */ 3500 {
3501 if (ch == 0x5c) /* 7bit ST */
3502 break;
3503 else
3504 return NULL;
3505 }
3506 else if (ch == C0_BEL || ch == CHAR_ST)
2814 break; 3507 break;
2815 if (ch == C0_ESC) { 3508 else if (ch < 0x20)
2816 seen_esc = 1;
2817 continue;
2818 } else if (ch == '\t')
2819 ch = ' '; /* translate '\t' to space */
2820 else if (ch < 0x08 || (ch > 0x0d && ch < 0x20))
2821 return NULL; /* other control character - exit */ 3509 return NULL; /* other control character - exit */
3510
2822 if (n < sizeof(string) - 1) 3511 if (n >= sizeof (string) - 1)
3512 // stop at some sane length
3513 return NULL;
3514
3515 if (ch == C0_SYN)
3516 {
3517 string[n++] = cmd_get8 ();
3518 prev = 0;
3519 }
3520 else
2823 string[n++] = ch; 3521 string[n++] = prev = ch;
2824 seen_esc = 0;
2825 } 3522 }
3523
2826 string[n++] = '\0'; 3524 string[n++] = '\0';
3525
2827 if ((s = (unsigned char *)rxvt_malloc(n)) == NULL) 3526 if ((s = (unsigned char *)rxvt_malloc (n)) == NULL)
2828 return NULL; 3527 return NULL;
3528
2829 *ends_how = (ch == 0x5c ? C0_ESC : ch); 3529 ends_how = (ch == 0x5c ? C0_ESC : ch);
2830 STRNCPY(s, string, n); 3530 strncpy (s, string, n);
2831 return s; 3531 return s;
2832} 3532}
2833 3533
2834/*----------------------------------------------------------------------*/ 3534/*----------------------------------------------------------------------*/
2835/* 3535/*
2836 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)' 3536 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
2837 */ 3537 */
2838/* INTPROTO */
2839void 3538void
2840rxvt_process_dcs_seq(pR) 3539rxvt_term::process_dcs_seq ()
2841{ 3540{
2842 unsigned char eh, *s; 3541 unsigned char *s;
2843/* 3542 unicode_t eh;
3543
3544 /*
2844 * Not handled yet 3545 * Not handled yet
2845 */ 3546 */
2846 s = rxvt_get_to_st(aR_ &eh); 3547 s = get_to_st (eh);
2847 if (s) 3548 if (s)
2848 free(s); 3549 free (s);
3550
2849 return; 3551 return;
2850} 3552}
2851 3553
2852/*----------------------------------------------------------------------*/ 3554/*----------------------------------------------------------------------*/
2853/* 3555/*
2854 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)' 3556 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
2855 */ 3557 */
2856/* INTPROTO */
2857void 3558void
2858rxvt_process_osc_seq(pR) 3559rxvt_term::process_osc_seq ()
2859{ 3560{
2860 unsigned char ch, eh, *s; 3561 unicode_t ch, eh;
2861 int arg; 3562 int arg;
2862 3563
2863 ch = rxvt_cmd_getc(aR); 3564 ch = cmd_getc ();
2864 for (arg = 0; isdigit(ch); ch = rxvt_cmd_getc(aR)) 3565 for (arg = 0; isdigit (ch); ch = cmd_getc ())
2865 arg = arg * 10 + (ch - '0'); 3566 arg = arg * 10 + (ch - '0');
2866 3567
2867 if (ch == ';') { 3568 if (ch == ';')
2868 s = rxvt_get_to_st(aR_ &eh);
2869 if (s) {
2870 /*
2871 * rxvt_menubar_dispatch() violates the constness of the string,
2872 * so do it here
2873 */
2874 if (arg == XTerm_Menu)
2875#if 0 /* XXX: currently disabled due to security concerns */
2876 rxvt_menubar_dispatch(aR_ (char *)s);
2877#else
2878 0;
2879#endif
2880 else
2881 rxvt_xterm_seq(aR_ arg, (char *)s, eh);
2882 free(s);
2883 }
2884 } 3569 {
3570 unsigned char *s = get_to_st (eh);
3571
3572 if (s)
3573 {
3574 process_xterm_seq (arg, (char *)s, eh);
3575 free (s);
3576 }
3577 }
2885} 3578}
3579
3580void
3581rxvt_term::process_color_seq (int report, int color, const char *str, unsigned char resp)
3582{
3583 if (str[0] == '?' && !str[1])
3584 {
3585 unsigned short r, g, b;
3586 pix_colors_focused[color].get (display, r, g, b);
3587 tt_printf ("\033]%d;rgb:%04x/%04x/%04x%c", report, r, g, b, resp);
3588 }
3589 else
3590 set_window_color (color, str);
3591}
3592
2886/* 3593/*
2887 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL) 3594 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL)
2888 * 0 = change iconName/title 3595 * 0 = change iconName/title
2889 * 1 = change iconName 3596 * 1 = change iconName
2890 * 2 = change title 3597 * 2 = change title
2891 * 4 = change color 3598 * 4 = change color
3599 * 10 = change fg color
3600 * 11 = change bg color
2892 * 12 = change text color 3601 * 12 = change text color
2893 * 13 = change mouse foreground color 3602 * 13 = change mouse foreground color
2894 * 17 = change highlight character colour 3603 * 17 = change highlight character colour
2895 * 18 = change bold character color 3604 * 18 = change bold character color
2896 * 19 = change underlined character color 3605 * 19 = change underlined character color
2897 * 46 = change logfile (not implemented) 3606 * 46 = change logfile (not implemented)
2898 * 50 = change font 3607 * 50 = change font
2899 * 3608 *
2900 * rxvt extensions: 3609 * rxvt extensions:
2901 * 10 = menu (may change in future)
2902 * 20 = bg pixmap 3610 * 20 = bg pixmap
2903 * 39 = change default fg color 3611 * 39 = change default fg color
2904 * 49 = change default bg color 3612 * 49 = change default bg color
2905 * 55 = dump scrollback buffer and all of screen 3613 * 55 = dump scrollback buffer and all of screen
3614 * 701 = change locale
3615 * 702 = find font
3616 * 703 = menu
2906 */ 3617 */
2907/* EXTPROTO */
2908void 3618void
2909rxvt_xterm_seq(pR_ int op, const char *str, unsigned char resp __attribute__((unused))) 3619rxvt_term::process_xterm_seq (int op, const char *str, unsigned char resp)
2910{ 3620{
2911 int changed = 0; 3621 int changed = 0;
2912 int color; 3622 int color;
2913 char *buf, *name; 3623 char *buf, *name;
3624 bool query = str[0] == '?' && !str[1];
2914 3625
2915 assert(str != NULL); 3626 assert (str != NULL);
2916 switch (op) { 3627 switch (op)
3628 {
2917 case XTerm_name: 3629 case XTerm_name:
2918 rxvt_set_title(aR_ str); 3630 set_title (str);
2919 /* FALLTHROUGH */ 3631 /* FALLTHROUGH */
2920 case XTerm_iconName: 3632 case XTerm_iconName:
2921 rxvt_set_iconName(aR_ str); 3633 set_icon_name (str);
2922 break; 3634 break;
2923 case XTerm_title: 3635 case XTerm_title:
2924 rxvt_set_title(aR_ str); 3636 set_title (str);
2925 break; 3637 break;
3638 case XTerm_property:
3639 if (str[0] == '?')
3640 {
3641 Atom prop = XInternAtom (display->display, str + 1, True);
3642 Atom actual_type;
3643 int actual_format;
3644 unsigned long nitems;
3645 unsigned long bytes_after;
3646 unsigned char *value = 0;
3647 const char *str = "";
3648
3649 if (prop
3650 && XGetWindowProperty (display->display, TermWin.parent[0],
3651 prop, 0, 1<<16, 0, AnyPropertyType,
3652 &actual_type, &actual_format,
3653 &nitems, &bytes_after, &value) == Success
3654 && actual_type != None
3655 && actual_format == 8)
3656 str = (const char *)(value);
3657
3658 tt_printf ("\033]%d;%s%c", XTerm_property, str, resp);
3659
3660 XFree (value);
3661 }
3662 else
3663 {
3664 char *eq = strchr (str, '='); // constness lost, but verified to be ok
3665
3666 if (eq)
3667 {
3668 *eq = 0;
3669 XChangeProperty (display->display, TermWin.parent[0],
3670 display->atom (str), XA_STRING, 8,
3671 PropModeReplace, (unsigned char *)eq + 1,
3672 strlen (eq + 1));
3673 }
3674 else
3675 XDeleteProperty (display->display, TermWin.parent[0],
3676 display->atom (str));
3677 }
3678 break;
3679
2926 case XTerm_Color: 3680 case XTerm_Color:
2927 for (buf = (char *)str; buf && *buf;) { 3681 for (buf = (char *)str; buf && *buf;)
3682 {
2928 if ((name = STRCHR(buf, ';')) == NULL) 3683 if ((name = strchr (buf, ';')) == NULL)
2929 break; 3684 break;
3685
2930 *name++ = '\0'; 3686 *name++ = '\0';
2931 color = atoi(buf); 3687 color = atoi (buf);
3688
2932 if (color < 0 || color >= TOTAL_COLORS) 3689 if (color < 0 || color >= TOTAL_COLORS)
2933 break; 3690 break;
3691
2934 if ((buf = STRCHR(name, ';')) != NULL) 3692 if ((buf = strchr (name, ';')) != NULL)
2935 *buf++ = '\0'; 3693 *buf++ = '\0';
2936 rxvt_set_window_color(aR_ color + minCOLOR, name); 3694
2937 } 3695 if (name[0] == '?' && !name[1])
2938 break; 3696 {
3697 unsigned short r, g, b;
3698 pix_colors_focused[color + minCOLOR].get (display, r, g, b);
3699 tt_printf ("\033]%d;%d;rgb:%04x/%04x/%04x%c", XTerm_Color, color, r, g, b, resp);
3700 }
3701 else
3702 set_window_color (color + minCOLOR, name);
3703 }
3704 break;
3705 case XTerm_Color00:
3706 process_color_seq (XTerm_Color00, Color_fg, str, resp);
3707 break;
3708 case XTerm_Color01:
3709 process_color_seq (XTerm_Color00, Color_bg, str, resp);
3710 break;
2939#ifndef NO_CURSORCOLOR 3711#ifndef NO_CURSORCOLOR
2940 case XTerm_Color_cursor: 3712 case XTerm_Color_cursor:
2941 rxvt_set_window_color(aR_ Color_cursor, str); 3713 process_color_seq (XTerm_Color_cursor, Color_cursor, str, resp);
2942 break; 3714 break;
2943#endif 3715#endif
2944 case XTerm_Color_pointer: 3716 case XTerm_Color_pointer_fg:
2945 rxvt_set_window_color(aR_ Color_pointer, str); 3717 process_color_seq (XTerm_Color_pointer_fg, Color_pointer_fg, str, resp);
2946 break; 3718 break;
3719 case XTerm_Color_pointer_bg:
3720 process_color_seq (XTerm_Color_pointer_bg, Color_pointer_bg, str, resp);
3721 break;
2947#ifndef NO_BOLD_UNDERLINE_REVERSE 3722#ifndef NO_BOLD_UNDERLINE_REVERSE
2948 case XTerm_Color_BD: 3723 case XTerm_Color_BD:
2949 rxvt_set_window_color(aR_ Color_BD, str); 3724 process_color_seq (XTerm_Color_BD, Color_BD, str, resp);
2950 break; 3725 break;
2951 case XTerm_Color_UL: 3726 case XTerm_Color_UL:
2952 rxvt_set_window_color(aR_ Color_UL, str); 3727 process_color_seq (XTerm_Color_UL, Color_UL, str, resp);
2953 break; 3728 break;
2954 case XTerm_Color_RV: 3729 case XTerm_Color_RV:
2955 rxvt_set_window_color(aR_ Color_RV, str); 3730 process_color_seq (XTerm_Color_RV, Color_RV, str, resp);
2956 break; 3731 break;
2957#endif 3732#endif
2958 3733
2959 case XTerm_Menu:
2960 /*
2961 * rxvt_menubar_dispatch() violates the constness of the string,
2962 * so DON'T do it here
2963 */
2964 break;
2965 case XTerm_Pixmap: 3734 case XTerm_Pixmap:
2966 if (*str != ';') { 3735 if (*str != ';')
3736 {
2967#if XPM_BACKGROUND 3737#if XPM_BACKGROUND
2968 rxvt_scale_pixmap(aR_ ""); /* reset to default scaling */ 3738 scale_pixmap (""); /* reset to default scaling */
2969 rxvt_set_bgPixmap(aR_ str); /* change pixmap */ 3739 set_bgPixmap (str); /* change pixmap */
2970#endif 3740#endif
2971 rxvt_scr_touch(aR_ True); 3741 scr_touch (true);
2972 } 3742 }
2973 while ((str = STRCHR(str, ';')) != NULL) { 3743 while ((str = strchr (str, ';')) != NULL)
2974 str++; 3744 {
3745 str++;
2975#if XPM_BACKGROUND 3746#if XPM_BACKGROUND
2976 changed += rxvt_scale_pixmap(aR_ str); 3747 changed += scale_pixmap (str);
2977#endif 3748#endif
2978 } 3749
2979 if (changed) { 3750 }
3751 if (changed)
3752 {
2980#ifdef XPM_BACKGROUND 3753#ifdef XPM_BACKGROUND
2981 rxvt_resize_pixmap(aR); 3754 resize_pixmap ();
2982#endif 3755#endif
2983 rxvt_scr_touch(aR_ True); 3756 scr_touch (true);
2984 } 3757 }
2985 break; 3758 break;
2986 3759
2987 case XTerm_restoreFG: 3760 case XTerm_restoreFG:
2988 rxvt_set_window_color(aR_ Color_fg, str); 3761 set_window_color (Color_fg, str);
2989 break; 3762 break;
2990 case XTerm_restoreBG: 3763 case XTerm_restoreBG:
2991 rxvt_set_window_color(aR_ Color_bg, str); 3764 set_window_color (Color_bg, str);
2992 break; 3765 break;
3766
2993 case XTerm_logfile: 3767 case XTerm_logfile:
2994 break; 3768 // TODO, when secure mode?
3769 break;
3770
2995 case XTerm_font: 3771 case XTerm_font:
2996 rxvt_change_font(aR_ 0, str); 3772 if (query)
2997 break; 3773 tt_printf ("\33]%d;%-.250s%c", XTerm_font,
3774 (options & Opt_insecure) && TermWin.fontset->fontdesc
3775 ? TermWin.fontset->fontdesc : "",
3776 resp);
3777 else
3778 change_font (str);
3779 break;
3780
3781#if ENABLE_FRILLS
3782 case XTerm_locale:
3783 if (query)
3784 tt_printf ("\33]%d;%-.250s%c", XTerm_locale, (options & Opt_insecure) ? locale : "", resp);
3785 else
3786 {
3787 set_locale (str);
3788# ifdef USE_XIM
3789 im_cb ();
3790# endif
3791 }
3792 break;
3793
3794 case XTerm_findfont:
3795 {
3796 int fid = TermWin.fontset->find_font (atoi (str));
3797 tt_printf ("\33]%d;%d;%-.250s%c", XTerm_findfont,
3798 fid,
3799 (options & Opt_insecure) ? (*TermWin.fontset)[fid]->name : "",
3800 resp);
3801 }
3802 break;
3803#endif
3804
3805#ifdef MENUBAR
3806 case XTerm_Menu:
3807 if (options & Opt_insecure)
3808 menubar_dispatch (const_cast<char *>(str)); // casting away constness is checked
3809 break;
3810#endif
2998#if 0 3811#if 0
2999 case XTerm_dumpscreen: /* no error notices */ 3812 case XTerm_dumpscreen: /* no error notices */
3000 { 3813 {
3001 int fd; 3814 int fd;
3002 if ((fd = open(str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) { 3815 if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3003 rxvt_scr_dump(aR_ fd); 3816 {
3004 close(fd); 3817 scr_dump (fd);
3005 } 3818 close (fd);
3006 } 3819 }
3007 break; 3820 }
3821 break;
3008#endif 3822#endif
3009 } 3823 }
3010} 3824}
3011/*----------------------------------------------------------------------*/ 3825/*----------------------------------------------------------------------*/
3012 3826
… …
3018 * 's' = save 3832 * 's' = save
3019 * 'r' = restore 3833 * 'r' = restore
3020 * 't' = toggle 3834 * 't' = toggle
3021 * so no need for fancy checking 3835 * so no need for fancy checking
3022 */ 3836 */
3023/* INTPROTO */
3024int 3837int
3025rxvt_privcases(pR_ int mode, unsigned long bit) 3838rxvt_term::privcases (int mode, unsigned long bit)
3026{ 3839{
3027 int state; 3840 int state;
3028 3841
3029 if (mode == 's') { 3842 if (mode == 's')
3030 R->SavedModes |= (R->PrivateModes & bit); 3843 {
3031 return -1; 3844 SavedModes |= (priv_modes & bit);
3032 } else { 3845 return -1;
3846 }
3847 else
3848 {
3033 if (mode == 'r') 3849 if (mode == 'r')
3034 state = (R->SavedModes & bit) ? 1 : 0; /* no overlapping */ 3850 state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3035 else 3851 else
3036 state = (mode == 't') ? !(R->PrivateModes & bit) : mode; 3852 state = (mode == 't') ? ! (priv_modes & bit) : mode;
3037 PrivMode(state, bit); 3853 PrivMode (state, bit);
3038 } 3854 }
3855
3039 return state; 3856 return state;
3040} 3857}
3041 3858
3042/* we're not using priv _yet_ */ 3859/* we're not using priv _yet_ */
3043/* INTPROTO */
3044void 3860void
3045rxvt_process_terminal_mode(pR_ int mode, int priv __attribute__((unused)), unsigned int nargs, const int *arg) 3861rxvt_term::process_terminal_mode (int mode, int priv __attribute__ ((unused)), unsigned int nargs, const int *arg)
3046{ 3862{
3047 unsigned int i, j; 3863 unsigned int i, j;
3048 int state; 3864 int state;
3865
3049 static const struct { 3866 static const struct
3867 {
3050 const int argval; 3868 const int argval;
3051 const unsigned long bit; 3869 const unsigned long bit;
3870 }
3871
3052 } argtopriv[] = { 3872 argtopriv[] = {
3053 { 1, PrivMode_aplCUR }, 3873 { 1, PrivMode_aplCUR },
3054 { 2, PrivMode_vt52 }, 3874 { 2, PrivMode_vt52 },
3055 { 3, PrivMode_132 }, 3875 { 3, PrivMode_132 },
3056 { 4, PrivMode_smoothScroll }, 3876 { 4, PrivMode_smoothScroll },
3057 { 5, PrivMode_rVideo }, 3877 { 5, PrivMode_rVideo },
3058 { 6, PrivMode_relOrigin }, 3878 { 6, PrivMode_relOrigin },
3059 { 7, PrivMode_Autowrap }, 3879 { 7, PrivMode_Autowrap },
3060 { 9, PrivMode_MouseX10 }, 3880 // 8, bi-directional support mode
3881 { 9, PrivMode_MouseX10 },
3061#ifdef menuBar_esc 3882#ifdef menuBar_esc
3062 { menuBar_esc, PrivMode_menuBar }, 3883 { menuBar_esc, PrivMode_menuBar },
3063#endif 3884#endif
3885 // 18, 19 printing-related
3886 { 25, PrivMode_VisibleCursor },
3064#ifdef scrollBar_esc 3887#ifdef scrollBar_esc
3065 { scrollBar_esc, PrivMode_scrollBar }, 3888 { scrollBar_esc, PrivMode_scrollBar },
3066#endif 3889#endif
3067 { 25, PrivMode_VisibleCursor }, 3890 { 35, PrivMode_ShiftKeys }, // rxvt extension
3068 { 35, PrivMode_ShiftKeys }, 3891 { 40, PrivMode_132OK },
3069 { 40, PrivMode_132OK }, 3892 // 41 xterm more fixes NYI
3070 { 47, PrivMode_Screen }, 3893 // 45 margin bell NYI
3071 { 66, PrivMode_aplKP }, 3894 // 46 start logging
3895 { 47, PrivMode_Screen },
3896 { 66, PrivMode_aplKP },
3072#ifndef NO_BACKSPACE_KEY 3897#ifndef NO_BACKSPACE_KEY
3073 { 67, PrivMode_BackSpace }, 3898 { 67, PrivMode_BackSpace },
3074#endif 3899#endif
3075 { 1000, PrivMode_MouseX11 }, 3900 { 1000, PrivMode_MouseX11 },
3076 { 1010, PrivMode_TtyOutputInh }, 3901 // 1001 Use Hilite Mouse Tracking. NYI, TODO
3077 { 1011, PrivMode_Keypress }, 3902 // 1002 Use Cell Motion Mouse Tracking. NYI, TODO
3078 { 1047, PrivMode_Screen }, 3903 // 1003 Use All Motion Mouse Tracking. NYI, TODO
3079 }; 3904 { 1010, PrivMode_TtyOutputInh }, // rxvt extension
3905 { 1011, PrivMode_Keypress }, // rxvt extension
3906 // 1035 enable modifiers for alt, numlock NYI
3907 // 1036 send ESC for meta keys NYI
3908 // 1037 send DEL for keypad delete NYI
3909 { 1047, PrivMode_Screen },
3910 // 1048 save and restore cursor
3911 { 1049, PrivMode_Screen }, /* xterm extension, clear screen on ti rather than te */
3912 // 1051, 1052, 1060, 1061 keyboard emulation NYI
3913 };
3080 3914
3081 if (nargs == 0) 3915 if (nargs == 0)
3082 return; 3916 return;
3083 3917
3084/* make lo/hi boolean */ 3918 /* make lo/hi boolean */
3085 if (mode == 'l') 3919 if (mode == 'l')
3086 mode = 0; /* reset */ 3920 mode = 0; /* reset */
3087 else if (mode == 'h') 3921 else if (mode == 'h')
3088 mode = 1; /* set */ 3922 mode = 1; /* set */
3089 3923
3090 for (i = 0; i < nargs; i++) { 3924 for (i = 0; i < nargs; i++)
3925 {
3091 state = -1; 3926 state = -1;
3092 3927
3093 /* basic handling */ 3928 /* basic handling */
3094 for (j = 0; j < (sizeof(argtopriv)/sizeof(argtopriv[0])); j++) 3929 for (j = 0; j < (sizeof (argtopriv)/sizeof (argtopriv[0])); j++)
3095 if (argtopriv[j].argval == arg[i]) { 3930 if (argtopriv[j].argval == arg[i])
3931 {
3096 state = rxvt_privcases(aR_ mode, argtopriv[j].bit); 3932 state = privcases (mode, argtopriv[j].bit);
3097 break; 3933 break;
3098 } 3934 }
3099 3935
3100 /* extra handling for values with state unkept */ 3936 /* extra handling for values with state unkept */
3101 if (state == -1)
3102 switch (arg[i]) { 3937 switch (arg[i])
3938 {
3103 case 1048: /* alternative cursor save */ 3939 case 1048: /* alternative cursor save */
3104 if (mode == 0) 3940 if (options & Opt_secondaryScreen)
3105 rxvt_scr_cursor(aR_ RESTORE); 3941 if (mode == 0)
3106 else if (mode == 1) 3942 scr_cursor (RESTORE);
3107 rxvt_scr_cursor(aR_ SAVE); 3943 else if (mode == 1)
3108 /* FALLTHROUGH */ 3944 scr_cursor (SAVE);
3109 default: 3945 break;
3110 continue; /* for(;i;) */ 3946 }
3111 }
3112 3947
3948 if (state >= 0)
3113 /* extra handling for values with valid 0 or 1 state */ 3949 /* extra handling for values with valid 0 or 1 state */
3114 switch (arg[i]) { 3950 switch (arg[i])
3951 {
3115 /* case 1: - application cursor keys */ 3952 /* case 1: - application cursor keys */
3116 case 2: /* VT52 mode */ 3953 case 2: /* VT52 mode */
3117 /* oddball mode. should be set regardless of set/reset 3954 /* oddball mode. should be set regardless of set/reset
3118 * parameter. Return from VT52 mode with an ESC < from 3955 * parameter. Return from VT52 mode with an ESC < from
3119 * within VT52 mode 3956 * within VT52 mode
3120 */ 3957 */
3121 PrivMode(1, PrivMode_vt52); 3958 PrivMode (1, PrivMode_vt52);
3122 break; 3959 break;
3123 case 3: /* 80/132 */ 3960 case 3: /* 80/132 */
3124 if (R->PrivateModes & PrivMode_132OK) 3961 if (priv_modes & PrivMode_132OK)
3125 rxvt_set_widthheight(aR_ 3962 set_widthheight (((state ? 132 : 80) * TermWin.fwidth), TermWin.height);
3126 (unsigned int)((state ? 132 : 80) * R->TermWin.fwidth), 3963 break;
3127 (unsigned int)R->TermWin.height);
3128 break;
3129 case 4: /* smooth scrolling */ 3964 case 4: /* smooth scrolling */
3130 if (state) 3965 if (state)
3131 R->Options &= ~Opt_jumpScroll; 3966 options &= ~Opt_jumpScroll;
3132 else 3967 else
3133 R->Options |= Opt_jumpScroll; 3968 options |= Opt_jumpScroll;
3134 break; 3969 break;
3135 case 5: /* reverse video */ 3970 case 5: /* reverse video */
3136 rxvt_scr_rvideo_mode(aR_ state); 3971 scr_rvideo_mode (state);
3137 break; 3972 break;
3138 case 6: /* relative/absolute origins */ 3973 case 6: /* relative/absolute origins */
3139 rxvt_scr_relative_origin(aR_ state); 3974 scr_relative_origin (state);
3140 break; 3975 break;
3141 case 7: /* autowrap */ 3976 case 7: /* autowrap */
3142 rxvt_scr_autowrap(aR_ state); 3977 scr_autowrap (state);
3143 break; 3978 break;
3144 /* case 8: - auto repeat, can't do on a per window basis */ 3979 /* case 8: - auto repeat, can't do on a per window basis */
3145 case 9: /* X10 mouse reporting */ 3980 case 9: /* X10 mouse reporting */
3146 if (state) /* orthogonal */ 3981 if (state) /* orthogonal */
3147 R->PrivateModes &= ~(PrivMode_MouseX11); 3982 priv_modes &= ~PrivMode_MouseX11;
3148 break; 3983 break;
3149#ifdef menuBar_esc 3984#ifdef menuBar_esc
3150 case menuBar_esc: 3985 case menuBar_esc:
3151#ifdef MENUBAR 3986#ifdef MENUBAR
3152 rxvt_map_menuBar(aR_ state); 3987 map_menuBar (state);
3153#endif 3988#endif
3154 break; 3989 break;
3155#endif 3990#endif
3156#ifdef scrollBar_esc 3991#ifdef scrollBar_esc
3157 case scrollBar_esc: 3992 case scrollBar_esc:
3158 if (rxvt_scrollbar_mapping(aR_ state)) { 3993 if (scrollbar_mapping (state))
3159 rxvt_resize_all_windows(aR_ 0, 0, 0); 3994 {
3160 rxvt_scr_touch(aR_ True); 3995 resize_all_windows (0, 0, 0);
3161 } 3996 scr_touch (true);
3162 break; 3997 }
3998 break;
3163#endif 3999#endif
3164 case 25: /* visible/invisible cursor */ 4000 case 25: /* visible/invisible cursor */
3165 rxvt_scr_cursor_visible(aR_ state); 4001 scr_cursor_visible (state);
3166 break; 4002 break;
3167 /* case 35: - shift keys */ 4003 /* case 35: - shift keys */
3168 /* case 40: - 80 <--> 132 mode */ 4004 /* case 40: - 80 <--> 132 mode */
3169 case 47: /* secondary screen */ 4005 case 47: /* secondary screen */
3170 rxvt_scr_change_screen(aR_ state); 4006 scr_change_screen (state);
3171 break; 4007 break;
3172 /* case 66: - application key pad */ 4008 /* case 66: - application key pad */
3173 /* case 67: - backspace key */ 4009 /* case 67: - backspace key */
3174 case 1000: /* X11 mouse reporting */ 4010 case 1000: /* X11 mouse reporting */
3175 if (state) /* orthogonal */ 4011 if (state) /* orthogonal */
3176 R->PrivateModes &= ~(PrivMode_MouseX10); 4012 priv_modes &= ~PrivMode_MouseX10;
3177 break; 4013 break;
3178#if 0 4014#if 0
3179 case 1001: 4015 case 1001:
3180 break; /* X11 mouse highlighting */ 4016 break; /* X11 mouse highlighting */
3181#endif 4017#endif
3182 case 1010: /* scroll to bottom on TTY output inhibit */ 4018 case 1010: /* scroll to bottom on TTY output inhibit */
3183 if (state) 4019 if (state)
3184 R->Options &= ~Opt_scrollTtyOutput; 4020 options &= ~Opt_scrollTtyOutput;
3185 else 4021 else
3186 R->Options |= Opt_scrollTtyOutput; 4022 options |= Opt_scrollTtyOutput;
3187 break; 4023 break;
3188 case 1011: /* scroll to bottom on key press */ 4024 case 1011: /* scroll to bottom on key press */
3189 if (state) 4025 if (state)
3190 R->Options |= Opt_scrollTtyKeypress; 4026 options |= Opt_scrollTtyKeypress;
3191 else 4027 else
3192 R->Options &= ~Opt_scrollTtyKeypress; 4028 options &= ~Opt_scrollTtyKeypress;
3193 break; 4029 break;
3194 case 1047: /* secondary screen w/ clearing */ 4030 case 1047: /* secondary screen w/ clearing last */
4031 if (options & Opt_secondaryScreen)
3195 if (R->current_screen != PRIMARY) 4032 if (current_screen != PRIMARY)
3196 rxvt_scr_erase_screen(aR_ 2); 4033 scr_erase_screen (2);
3197 rxvt_scr_change_screen(aR_ state); 4034 scr_change_screen (state);
3198 /* FALLTHROUGH */ 4035 break;
3199 default: 4036 case 1049: /* secondary screen w/ clearing first */
3200 break; 4037 scr_change_screen (state);
3201 } 4038 if (options & Opt_secondaryScreen)
4039 if (current_screen != PRIMARY)
4040 scr_erase_screen (2);
4041 break;
4042 default:
4043 break;
4044 }
3202 } 4045 }
3203} 4046}
3204/*}}} */ 4047/*}}} */
3205 4048
3206/*{{{ process sgr sequences */ 4049/*{{{ process sgr sequences */
3207/* INTPROTO */
3208void 4050void
3209rxvt_process_sgr_mode(pR_ unsigned int nargs, const int *arg) 4051rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
3210{ 4052{
3211 unsigned int i; 4053 unsigned int i;
3212 short rendset; 4054 short rendset;
3213 int rendstyle; 4055 int rendstyle;
3214 4056
3215 if (nargs == 0) { 4057 if (nargs == 0)
3216 rxvt_scr_rendition(aR_ 0, ~RS_None);
3217 return;
3218 } 4058 {
4059 scr_rendition (0, ~RS_None);
4060 return;
4061 }
4062
3219 for (i = 0; i < nargs; i++) { 4063 for (i = 0; i < nargs; i++)
4064 {
3220 rendset = -1; 4065 rendset = -1;
3221 switch (arg[i]) { 4066 switch (arg[i])
3222 case 0: 4067 {
4068 case 0:
3223 rendset = 0, rendstyle = ~RS_None; 4069 rendset = 0, rendstyle = ~RS_None;
3224 break; 4070 break;
3225 case 1: 4071 case 1:
3226 rendset = 1, rendstyle = RS_Bold; 4072 rendset = 1, rendstyle = RS_Bold;
3227 break; 4073 break;
3228 case 4: 4074 //case 2: // faint or second colour
4075 //case 3: // italic
4076 case 4:
3229 rendset = 1, rendstyle = RS_Uline; 4077 rendset = 1, rendstyle = RS_Uline;
3230 break; 4078 break;
3231 case 5: 4079 case 5: // slowly blinking
4080 case 6: // rapidly blinking
3232 rendset = 1, rendstyle = RS_Blink; 4081 rendset = 1, rendstyle = RS_Blink;
3233 break; 4082 break;
3234 case 7: 4083 //case 6: // scoansi light background
4084 case 7:
3235 rendset = 1, rendstyle = RS_RVid; 4085 rendset = 1, rendstyle = RS_RVid;
3236 break; 4086 break;
3237 case 22: 4087 case 8:
4088 // invisible. NYI
4089 break;
4090 //case 9: // crossed out
4091 //case 10: // scoansi acs off, primary font
4092 //case 11: // scoansi acs on, first alt font
4093 //case 12: // scoansi acs on, |0x80, second alt font
4094 //...
4095 //case 19: // ninth alt font
4096 //case 20: // gothic
4097 case 21: // disable bold, faint
3238 rendset = 0, rendstyle = RS_Bold; 4098 rendset = 0, rendstyle = RS_Bold;
3239 break; 4099 break;
3240 case 24: 4100 case 22:
4101 rendset = 0, rendstyle = RS_Bold;
4102 break;
4103 //case 23: disable italic
4104 case 24:
3241 rendset = 0, rendstyle = RS_Uline; 4105 rendset = 0, rendstyle = RS_Uline;
3242 break; 4106 break;
3243 case 25: 4107 case 25:
3244 rendset = 0, rendstyle = RS_Blink; 4108 rendset = 0, rendstyle = RS_Blink;
3245 break; 4109 break;
3246 case 27: 4110 case 26:
4111 rendset = 0, rendstyle = RS_Blink;
4112 break;
4113 case 27:
3247 rendset = 0, rendstyle = RS_RVid; 4114 rendset = 0, rendstyle = RS_RVid;
3248 break; 4115 break;
3249 } 4116 //case 28: // visible. NYI
4117 //case 29: // not crossed-out
4118 }
4119
3250 if (rendset != -1) { 4120 if (rendset != -1)
3251 rxvt_scr_rendition(aR_ rendset, rendstyle); 4121 {
4122 scr_rendition (rendset, rendstyle);
3252 continue; /* for(;i;) */ 4123 continue; /* for (;i;) */
3253 } 4124 }
3254 4125
3255 switch (arg[i]) { 4126 switch (arg[i])
3256 case 30: 4127 {
4128 case 30:
3257 case 31: /* set fg color */ 4129 case 31: /* set fg color */
3258 case 32: 4130 case 32:
3259 case 33: 4131 case 33:
3260 case 34: 4132 case 34:
3261 case 35: 4133 case 35:
3262 case 36: 4134 case 36:
3263 case 37: 4135 case 37:
3264 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 30)), 4136 scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
3265 Color_fg); 4137 break;
3266 break;
3267#ifdef TTY_256COLOR 4138#ifdef TTY_256COLOR
3268 case 38: 4139 case 38:
3269 if (nargs > i + 2 && arg[i + 1] == 5) { 4140 if (nargs > i + 2 && arg[i + 1] == 5)
3270 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]), 4141 {
3271 Color_fg); 4142 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_fg);
3272 i += 2; 4143 i += 2;
3273 } 4144 }
3274 break; 4145 break;
3275#endif 4146#endif
3276 case 39: /* default fg */ 4147 case 39: /* default fg */
3277 rxvt_scr_color(aR_ Color_fg, Color_fg); 4148 scr_color (Color_fg, Color_fg);
3278 break; 4149 break;
3279 4150
3280 case 40: 4151 case 40:
3281 case 41: /* set bg color */ 4152 case 41: /* set bg color */
3282 case 42: 4153 case 42:
3283 case 43: 4154 case 43:
3284 case 44: 4155 case 44:
3285 case 45: 4156 case 45:
3286 case 46: 4157 case 46:
3287 case 47: 4158 case 47:
3288 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 40)), 4159 scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
3289 Color_bg); 4160 break;
3290 break;
3291#ifdef TTY_256COLOR 4161#ifdef TTY_256COLOR
3292 case 48: 4162 case 48:
3293 if (nargs > i + 2 && arg[i + 1] == 5) { 4163 if (nargs > i + 2 && arg[i + 1] == 5)
3294 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]), 4164 {
3295 Color_bg); 4165 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_bg);
3296 i += 2; 4166 i += 2;
3297 } 4167 }
3298 break; 4168 break;
3299#endif 4169#endif
3300 case 49: /* default bg */ 4170 case 49: /* default bg */
3301 rxvt_scr_color(aR_ Color_bg, Color_bg); 4171 scr_color (Color_bg, Color_bg);
3302 break; 4172 break;
3303 4173
3304#ifndef NO_BRIGHTCOLOR 4174#ifndef NO_BRIGHTCOLOR
3305 case 90: 4175 case 90:
3306 case 91: /* set bright fg color */ 4176 case 91: /* set bright fg color */
3307 case 92: 4177 case 92:
3308 case 93: 4178 case 93:
3309 case 94: 4179 case 94:
3310 case 95: 4180 case 95:
3311 case 96: 4181 case 96:
3312 case 97: 4182 case 97:
3313 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 90)), 4183 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 90)),
3314 Color_fg); 4184 Color_fg);
3315 break; 4185 break;
3316 case 100: 4186 case 100:
3317 case 101: /* set bright bg color */ 4187 case 101: /* set bright bg color */
3318 case 102: 4188 case 102:
3319 case 103: 4189 case 103:
3320 case 104: 4190 case 104:
3321 case 105: 4191 case 105:
3322 case 106: 4192 case 106:
3323 case 107: 4193 case 107:
3324 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 100)), 4194 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 100)),
3325 Color_bg); 4195 Color_bg);
3326 break; 4196 break;
3327#endif 4197#endif
3328 } 4198
4199 }
3329 } 4200 }
3330} 4201}
3331/*}}} */ 4202/*}}} */
3332 4203
3333/*{{{ process Rob Nation's own graphics mode sequences */ 4204/*{{{ (do not) process Rob Nation's own graphics mode sequences */
3334/* INTPROTO */
3335void 4205void
3336rxvt_process_graphics(pR) 4206rxvt_term::process_graphics ()
3337{ 4207{
3338 unsigned char ch, cmd = rxvt_cmd_getc(aR); 4208 unicode_t ch, cmd = cmd_getc ();
3339 4209
3340#ifndef RXVT_GRAPHICS 4210 if (cmd == 'Q')
3341 if (cmd == 'Q') { /* query graphics */ 4211 { /* query graphics */
3342 rxvt_tt_printf(aR_ "\033G0\n"); /* no graphics */ 4212 tt_printf ("\033G0\012"); /* no graphics */
3343 return; 4213 return;
3344 } 4214 }
3345/* swallow other graphics sequences until terminating ':' */ 4215 /* swallow other graphics sequences until terminating ':' */
3346 do 4216 do
3347 ch = rxvt_cmd_getc(aR); 4217 ch = cmd_getc ();
3348 while (ch != ':'); 4218 while (ch != ':');
3349#else
3350 unsigned int nargs;
3351 int args[NGRX_PTS];
3352 unsigned char *text = NULL;
3353
3354 if (cmd == 'Q') { /* query graphics */
3355 rxvt_tt_printf(aR_ "\033G1\n"); /* yes, graphics (color) */
3356 return;
3357 }
3358 for (nargs = 0; nargs < (sizeof(args) / sizeof(args[0])) - 1;) {
3359 int neg;
3360
3361 ch = rxvt_cmd_getc(aR);
3362 neg = (ch == '-');
3363 if (neg || ch == '+')
3364 ch = rxvt_cmd_getc(aR);
3365
3366 for (args[nargs] = 0; isdigit(ch); ch = rxvt_cmd_getc(aR))
3367 args[nargs] = args[nargs] * 10 + (ch - '0');
3368 if (neg)
3369 args[nargs] = -args[nargs];
3370
3371 nargs++;
3372 args[nargs] = 0;
3373 if (ch != ';')
3374 break;
3375 }
3376
3377 if ((cmd == 'T') && (nargs >= 5)) {
3378 int i, len = args[4];
3379
3380 text = rxvt_malloc((len + 1) * sizeof(char));
3381
3382 if (text != NULL) {
3383 for (i = 0; i < len; i++)
3384 text[i] = rxvt_cmd_getc(aR);
3385 text[len] = '\0';
3386 }
3387 }
3388 rxvt_Gr_do_graphics(aR_ cmd, nargs, args, text);
3389#endif
3390} 4219}
3391/*}}} */ 4220/*}}} */
3392 4221
3393/* ------------------------------------------------------------------------- */ 4222/* ------------------------------------------------------------------------- */
3394 4223
3395/* 4224/*
3396 * Send printf() formatted output to the command. 4225 * Send printf () formatted output to the command.
3397 * Only use for small amounts of data. 4226 * Only use for small amounts of data.
3398 */ 4227 */
3399/* EXTPROTO */
3400void 4228void
3401rxvt_tt_printf(pR_ const char *fmt,...) 4229rxvt_term::tt_printf (const char *fmt,...)
3402{ 4230{
3403 va_list arg_ptr; 4231 va_list arg_ptr;
3404 unsigned char buf[256]; 4232 unsigned char buf[256];
3405 4233
3406 va_start(arg_ptr, fmt); 4234 va_start (arg_ptr, fmt);
3407 vsprintf((char *)buf, fmt, arg_ptr); 4235 vsnprintf ((char *)buf, 256, fmt, arg_ptr);
3408 va_end(arg_ptr); 4236 va_end (arg_ptr);
3409 rxvt_tt_write(aR_ buf, (unsigned int)STRLEN(buf)); 4237 tt_write (buf, strlen (buf));
3410} 4238}
3411 4239
3412/* ---------------------------------------------------------------------- */ 4240/* ---------------------------------------------------------------------- */
3413/* Addresses pasting large amounts of data and rxvt hang
3414 * code pinched from xterm (v_write()) and applied originally to
3415 * rxvt-2.18 - Hops
3416 * Write data to the pty as typed by the user, pasted with the mouse, 4241/* Write data to the pty as typed by the user, pasted with the mouse,
3417 * or generated by us in response to a query ESC sequence. 4242 * or generated by us in response to a query ESC sequence.
3418 */ 4243 */
3419/* EXTPROTO */
3420void 4244void
3421rxvt_tt_write(pR_ const unsigned char *d, unsigned int len) 4245rxvt_term::tt_write (const unsigned char *data, unsigned int len)
3422{ 4246{
3423#define MAX_PTY_WRITE 256 /* POSIX minimum MAX_INPUT */ 4247 enum { MAX_PTY_WRITE = 255 }; // minimum MAX_INPUT
3424 int riten;
3425 unsigned int p;
3426 unsigned char *v_buffer, /* start of physical buffer */
3427 *v_bufstr, /* start of current buffer pending */
3428 *v_bufptr, /* end of current buffer pending */
3429 *v_bufend; /* end of physical buffer */
3430 4248
3431 if (R->v_bufstr == NULL && len > 0) { 4249 if (len)
3432 p = (len / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE;
3433 v_buffer = v_bufstr = v_bufptr = (unsigned char *)rxvt_malloc(p);
3434 v_bufend = v_buffer + p;
3435 } else {
3436 v_buffer = R->v_buffer;
3437 v_bufstr = R->v_bufstr;
3438 v_bufptr = R->v_bufptr;
3439 v_bufend = R->v_bufend;
3440 } 4250 {
4251 if (v_buflen == 0)
4252 {
4253 ssize_t written = write (pty.pty, data, min (len, MAX_PTY_WRITE));
3441 4254
3442 /* 4255 if ((unsigned int)written == len)
3443 * Append to the block we already have. Always doing this simplifies the 4256 return;
3444 * code, and isn't too bad, either. If this is a short block, it isn't 4257
3445 * too expensive, and if this is a long block, we won't be able to write 4258 data += written;
3446 * it all anyway. 4259 len -= written;
3447 */ 4260 }
3448 if (len > 0) { 4261
3449 if (v_bufend < v_bufptr + len) { /* run out of room */ 4262
3450 if (v_bufstr != v_buffer) { 4263 v_buffer = (unsigned char *)realloc (v_buffer, v_buflen + len);
3451 /* there is unused space, move everything down */ 4264
3452 MEMMOVE(v_buffer, v_bufstr, 4265 memcpy (v_buffer + v_buflen, data, len);
3453 (unsigned int)(v_bufptr - v_bufstr)); 4266 v_buflen += len;
3454 v_bufptr -= v_bufstr - v_buffer;
3455 v_bufstr = v_buffer;
3456 } 4267 }
3457 if (v_bufend < v_bufptr + len) {
3458 /* still won't fit: get more space */
3459 /* use most basic realloc because an error is not fatal. */
3460 unsigned int size = v_bufptr - v_buffer;
3461 unsigned int reallocto;
3462 4268
3463 reallocto = ((size + len) / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4269 for (;;)
3464 v_buffer = (unsigned char *)realloc(v_buffer, reallocto); 4270 {
3465 /* save across realloc */ 4271 int written = write (pty.pty, v_buffer, min (MAX_PTY_WRITE, v_buflen));
3466 if (v_buffer) { 4272
3467 v_bufstr = v_buffer; 4273 if (written > 0)
3468 v_bufptr = v_buffer + size; 4274 {
3469 v_bufend = v_buffer + reallocto; 4275 v_buflen -= written;
3470 } else { /* no memory: ignore entire write request */ 4276
3471 rxvt_print_error("data loss: cannot allocate buffer space"); 4277 if (v_buflen == 0)
3472 v_buffer = v_bufstr; /* restore clobbered pointer */ 4278 {
3473 } 4279 free (v_buffer);
4280 v_buffer = 0;
4281 v_buflen = 0;
4282
4283 pty_ev.set (EVENT_READ);
4284 return;
4285 }
4286
4287 memmove (v_buffer, v_buffer + written, v_buflen);
4288 }
4289 else if (written != -1 || (errno != EAGAIN && errno != EINTR))
4290 // original code just ignores this...
4291 destroy ();
4292 else
4293 {
4294 pty_ev.set (EVENT_READ | EVENT_WRITE);
4295 return;
4296 }
3474 } 4297 }
3475 }
3476 if (v_bufend >= v_bufptr + len) { /* new stuff will fit */
3477 MEMCPY(v_bufptr, d, len);
3478 v_bufptr += len;
3479 }
3480 }
3481
3482 /*
3483 * Write out as much of the buffer as we can.
3484 * Be careful not to overflow the pty's input silo.
3485 * We are conservative here and only write a small amount at a time.
3486 *
3487 * If we can't push all the data into the pty yet, we expect write
3488 * to return a non-negative number less than the length requested
3489 * (if some data written) or -1 and set errno to EAGAIN,
3490 * EWOULDBLOCK, or EINTR (if no data written).
3491 *
3492 * (Not all systems do this, sigh, so the code is actually
3493 * a little more forgiving.)
3494 */
3495 if ((p = v_bufptr - v_bufstr) > 0) {
3496 riten = write(R->cmd_fd, v_bufstr, min(p, MAX_PTY_WRITE));
3497 if (riten < 0)
3498 riten = 0;
3499 v_bufstr += riten;
3500 if (v_bufstr >= v_bufptr) /* we wrote it all */
3501 v_bufstr = v_bufptr = v_buffer;
3502 }
3503 /*
3504 * If we have lots of unused memory allocated, return it
3505 */
3506 if (v_bufend - v_bufptr > MAX_PTY_WRITE * 8) { /* arbitrary hysteresis */
3507 /* save pointers across realloc */
3508 unsigned int start = v_bufstr - v_buffer;
3509 unsigned int size = v_bufptr - v_buffer;
3510 unsigned int reallocto;
3511
3512 reallocto = (size / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE;
3513 v_buffer = (unsigned char *)realloc(v_buffer, reallocto);
3514 if (v_buffer) {
3515 v_bufstr = v_buffer + start;
3516 v_bufptr = v_buffer + size;
3517 v_bufend = v_buffer + reallocto;
3518 } else {
3519 /* should we print a warning if couldn't return memory? */
3520 v_buffer = v_bufstr - start; /* restore clobbered pointer */
3521 }
3522 }
3523 R->v_buffer = v_buffer;
3524 R->v_bufstr = v_bufstr;
3525 R->v_bufptr = v_bufptr;
3526 R->v_bufend = v_bufend;
3527} 4298}
4299
3528/*----------------------- end-of-file (C source) -----------------------*/ 4300/*----------------------- end-of-file (C source) -----------------------*/
3529 4301

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