ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/command.C
(Generate patch)

Comparing rxvt-unicode/src/command.C (file contents):
Revision 1.8 by pcg, Wed Nov 26 10:42:34 2003 UTC vs.
Revision 1.131 by root, Fri Aug 13 22:38:57 2004 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: command.c 2 * File: command.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: command.C,v 1.8 2003/11/26 10:42:34 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#ifndef NO_FRILLS
63
64#define ISO_14755_KEYCODE_VALID 0x80000000UL
65#define ISO_14755_ACTIVE 0x40000000UL
66#define ISO_14755_ESCAPE_NEXT 0x20000000UL
67
68static unsigned short iso14755_symtab[] = {
69 // keysym, unicode
70 XK_Left, 0x2190,
71 XK_KP_Left, 0x2190,
72 XK_Up, 0x2191,
73 XK_KP_Up, 0x2191,
74 XK_Right, 0x2192,
75 XK_KP_Right, 0x2192,
76 XK_Down, 0x2193,
77 XK_KP_Down, 0x2193,
78 XK_Linefeed, 0x21b4,
79 XK_Return, 0x21b5,
80 XK_KP_Enter, 0x21b5,
81
82 XK_Prior, 0x21de,
83 XK_Next, 0x21df,
84 XK_Tab, 0x21e5,
85 XK_ISO_Left_Tab, 0x21e6,
86 XK_Shift_L, 0x21e7,
87 XK_Shift_R, 0x21e7,
88
89 XK_Shift_Lock, 0x21eb,
90 XK_ISO_Lock, 0x21eb,
91 XK_ISO_Lock, 0x21eb,
92 XK_Caps_Lock, 0x21ec,
93 XK_Num_Lock, 0x21ed,
94 XK_ISO_Level3_Shift, 0x21ee,
95 XK_ISO_Level3_Lock, 0x21ef,
96 XK_ISO_Group_Lock, 0x21f0,
97 XK_Home, 0x21f1,
98 XK_End, 0x21f2,
99
100 XK_Execute, 0x2318,
101 XK_Begin, 0x2320,
102 XK_Delete, 0x2326,
103 XK_Clear, 0x2327,
104 XK_BackSpace, 0x232b,
105 XK_Insert, 0x2380,
106 XK_Control_L, 0x2388,
107 XK_Control_R, 0x2388,
108 XK_Pause, 0x2389,
109 XK_Break, 0x238a,
110 XK_Escape, 0x238b,
111 XK_Undo, 0x238c,
112 XK_Print, 0x2399,
113
114 XK_space, 0x2423,
115 XK_KP_Space, 0x2422,
116 0,
117};
118
119void
120rxvt_term::commit_iso14755 ()
121{
122 wchar_t ch[2];
123
124 ch[0] = iso14755buf & 0x1fffffffUL; // actually, unicode needs a 0x1fffff mask
125 ch[1] = 0;
126
127 if (iso14755buf & ISO_14755_KEYCODE_VALID)
128 {
129 char mb[16];
130 int len;
131
132 // allow verbatim 0-bytes and control-bytes to be entered
133 if (ch[0] >= 0x20)
134 len = wcstombs (mb, ch, 16);
135 else
136 {
137 mb[0] = ch[0];
138 len = 1;
139 }
140
141 if (len > 0)
142 tt_write ((unsigned char *)mb, len);
143 else
144 scr_bell ();
145 }
146
147 iso14755buf = 0;
148}
149
150int
151rxvt_term::hex_keyval (XKeyEvent &ev)
152{
153 // check wether this event corresponds to a hex digit
154 // if the modifiers had not been pressed.
155 for (int index = 0; index < 8; index++)
156 {
157 KeySym k = XLookupKeysym (&ev, index);
158
159 if (k >= XK_KP_0 && k <= XK_KP_9) return k - XK_KP_0;
160 else if (k >= XK_0 && k <= XK_9) return k - XK_0;
161 else if (k >= XK_a && k <= XK_f) return k - XK_a + 10;
162 else if (k >= XK_A && k <= XK_F) return k - XK_A + 10;
163 }
164
165 return -1;
166}
167#endif
168
55/*{{{ Convert the keypress event into a string */ 169/*{{{ Convert the keypress event into a string */
56/* INTPROTO */
57void 170void
58rxvt_lookup_key(pR_ XKeyEvent *ev) 171rxvt_term::lookup_key (XKeyEvent &ev)
59{ 172{
60 int ctrl, meta, shft, len; 173 int ctrl, meta, shft, len;
61 unsigned int newlen; 174 unsigned int newlen;
62 KeySym keysym; 175 KeySym keysym;
63#ifdef DEBUG_CMD 176#ifdef DEBUG_CMD
64 static int debug_key = 1; /* accessible by a debugger only */ 177 static int debug_key = 1; /* accessible by a debugger only */
65#endif 178#endif
179 int valid_keysym;
180 unsigned char kbuf[KBUFSZ];
181
182 /*
183 * use Num_Lock to toggle Keypad on/off. If Num_Lock is off, allow an
184 * escape sequence to toggle the Keypad.
185 *
186 * Always permit `shift' to override the current setting
187 */
188 shft = (ev.state & ShiftMask);
189 ctrl = (ev.state & ControlMask);
190 meta = (ev.state & ModMetaMask);
191
192 if (numlock_state || (ev.state & ModNumLockMask))
193 {
194 numlock_state = (ev.state & ModNumLockMask);
195 PrivMode ((!numlock_state), PrivMode_aplKP);
196 }
197
198 kbuf[0] = 0;
199
66#ifdef USE_XIM 200#ifdef USE_XIM
67 int valid_keysym; 201 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 } 202 {
84#ifdef USE_XIM 203 Status status_return;
85 if (R->Input_Context != NULL) {
86 Status status_return;
87 204
88 kbuf[0] = '\0'; 205#if 0
89#ifdef X_HAVE_UTF8_STRING 206#ifdef X_HAVE_UTF8_STRING
207 if (enc_utf8 && 0) // currently disabled, doesn't seem to work, nor is useful
90 len = Xutf8LookupString(R->Input_Context, ev, (char *)kbuf, 208 len = Xutf8LookupString (Input_Context, &ev, (char *)kbuf,
91 KBUFSZ, &keysym, &status_return); 209 KBUFSZ, &keysym, &status_return);
210 else
211#endif
212#endif
213 {
214 wchar_t wkbuf[KBUFSZ + 1];
215
216 // the XOpenIM manpage lies about hardcoding the locale
217 // at the point of XOpenIM, so temporarily switch locales
218 if (rs[Rs_imLocale])
219 SET_LOCALE (rs[Rs_imLocale]);
220 // assume wchar_t == unicode or better
221 len = XwcLookupString (Input_Context, &ev, wkbuf,
222 KBUFSZ, &keysym, &status_return);
223 if (rs[Rs_imLocale])
224 SET_LOCALE (locale);
225
226 if (status_return == XLookupChars
227 || status_return == XLookupBoth)
228 {
229 /* make sure the user can type ctrl-@, i.e. NUL */
230 if (len == 1 && *wkbuf == 0)
231 {
232 kbuf[0] = 0;
233 len = 1;
234 }
235 else
236 {
237 wkbuf[len] = 0;
238 len = wcstombs ((char *)kbuf, wkbuf, KBUFSZ);
239 if (len < 0)
240 len = 0;
241 }
242 }
243 else
244 len = 0;
245 }
246
247 valid_keysym = status_return == XLookupKeySym
248 || status_return == XLookupBoth;
249 }
250 else
251#endif
252 {
253 len = XLookupString (&ev, (char *)kbuf, KBUFSZ, &keysym, &compose);
254 valid_keysym = keysym != NoSymbol;
255 }
256
257 if (valid_keysym)
258 {
259 if (TermWin.saveLines)
260 {
261#ifdef UNSHIFTED_SCROLLKEYS
262 if (!ctrl && !meta)
92#else 263#else
93 len = XmbLookupString(R->Input_Context, ev, (char *)kbuf, 264 if (IS_SCROLL_MOD)
94 KBUFSZ, &keysym, &status_return);
95#endif 265#endif
96 valid_keysym = ((status_return == XLookupKeySym) 266 {
97 || (status_return == XLookupBoth)); 267 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 */
119 268
120#ifdef USE_XIM 269#ifdef PAGING_CONTEXT_LINES
121 if (valid_keysym) 270 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 271#else
129 if (meta) { 272 lnsppg = TermWin.nrow * 4 / 5;
273#endif
274 if (keysym == XK_Prior)
275 {
276 scr_page (UP, lnsppg);
277 return;
278 }
279 else if (keysym == XK_Next)
280 {
281 scr_page (DN, lnsppg);
282 return;
283 }
284 }
285#ifdef SCROLL_ON_UPDOWN_KEYS
286 if (IS_SCROLL_MOD)
287 {
288 if (keysym == XK_Up)
289 {
290 scr_page (UP, 1);
291 return;
292 }
293 else if (keysym == XK_Down)
294 {
295 scr_page (DN, 1);
296 return;
297 }
298 }
299#endif
300#ifdef SCROLL_ON_HOMEEND_KEYS
301 if (IS_SCROLL_MOD)
302 {
303 if (keysym == XK_Home)
304 {
305 scr_move_to (0, 1);
306 return;
307 }
308 else if (keysym == XK_End)
309 {
310 scr_move_to (1, 0);
311 return;
312 }
313 }
314#endif
315 }
316
317 if (shft)
318 {
319 /* Shift + F1 - F10 generates F11 - F20 */
320 if (keysym >= XK_F1 && keysym <= XK_F10)
321 {
322 keysym += (XK_F11 - XK_F1);
323 shft = 0; /* turn off Shift */
324 }
325 else if (!ctrl && !meta && (PrivateModes & PrivMode_ShiftKeys))
326 {
327 switch (keysym)
328 {
329 /* normal XTerm key bindings */
330 case XK_Insert: /* Shift+Insert = paste mouse selection */
331 selection_request (ev.time, 0, 0);
332 return;
333#if TODO // TODO
334 /* rxvt extras */
335 case XK_KP_Add: /* Shift+KP_Add = bigger font */
336 change_font (FONT_UP);
337 return;
338 case XK_KP_Subtract: /* Shift+KP_Subtract = smaller font */
339 change_font (FONT_DN);
340 return;
341#endif
342 }
343 }
344 }
345
346#ifndef NO_FRILLS
347 // ISO 14755 support
348 if (shft && ctrl)
349 {
350 int hv;
351
352 if (keysym == XK_space || keysym == XK_KP_Space
353 || keysym == XK_Return || keysym == XK_KP_Enter)
354 {
355 commit_iso14755 ();
356 return;
357 }
358 else if ((hv = hex_keyval (ev)) >= 0)
359 {
360 iso14755buf = (iso14755buf << 4) | hv | ISO_14755_KEYCODE_VALID;
361 return;
362 }
363 else
364 iso14755buf = 0;
365 }
366 else if ((ctrl && (keysym == XK_Shift_L || keysym == XK_Shift_R))
367 || (shft && (keysym == XK_Control_L || keysym == XK_Control_R)))
368 iso14755buf |= ISO_14755_ACTIVE;
369#endif
370
371#ifdef PRINTPIPE
372 if (keysym == XK_Print)
373 {
374 scr_printscreen (ctrl | shft);
375 return;
376 }
377#endif
378
379 if (keysym >= 0xFF00 && keysym <= 0xFFFF)
380 {
381#ifdef KEYSYM_RESOURCE
382 if (! (shft | ctrl) && Keysym_map[keysym & 0xFF] != NULL)
383 {
384 unsigned int l;
385 const unsigned char *kbuf0;
386
387 kbuf0 = (Keysym_map[keysym & 0xFF]);
388 l = (unsigned int)*kbuf0++;
389
390 /* escape prefix */
391 if (meta
392# ifdef META8_OPTION
393 && meta_char == C0_ESC
130# endif 394# endif
131 if (keysym == R->ks_bigfont) { 395 )
132 rxvt_change_font(aR_ 0, FONT_UP); 396 {
133 return;
134 } else if (keysym == R->ks_smallfont) {
135 rxvt_change_font(aR_ 0, FONT_DN);
136 return;
137 }
138 }
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; 397 const unsigned char ch = C0_ESC;
398 tt_write (&ch, 1);
399 }
233 400
234 kbuf0 = (R->Keysym_map[keysym & 0xFF]); 401 tt_write (kbuf0, l);
235 l = (unsigned int)*kbuf0++; 402 return;
236 403 }
237 /* escape prefix */ 404 else
238 if (meta)
239# ifdef META8_OPTION
240 if (R->meta_char == C0_ESC)
241# endif 405#endif
242 rxvt_tt_write(aR_ &ch, 1); 406 {
243 rxvt_tt_write(aR_ kbuf0, l); 407 newlen = 1;
244 return; 408 switch (keysym)
245 } else 409 {
246#endif
247 {
248 newlen = 1;
249 switch (keysym) {
250#ifndef NO_BACKSPACE_KEY 410#ifndef NO_BACKSPACE_KEY
251 case XK_BackSpace: 411 case XK_BackSpace:
252 if (R->PrivateModes & PrivMode_HaveBackSpace) { 412 if (PrivateModes & PrivMode_HaveBackSpace)
413 {
253 kbuf[0] = (!!(R->PrivateModes & PrivMode_BackSpace) 414 kbuf[0] = (!! (PrivateModes & PrivMode_BackSpace)
254 ^ !!ctrl) ? '\b' : '\177'; 415 ^ !!ctrl) ? '\b' : '\177';
255 kbuf[1] = '\0'; 416 kbuf[1] = '\0';
256 } else 417 }
257 STRCPY(kbuf, R->key_backspace); 418 else
258# ifdef MULTICHAR_SET 419 STRCPY (kbuf, key_backspace);
259 if ((R->Options & Opt_mc_hack) && R->screen.cur.col > 0) { 420 break;
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 421#endif
271#ifndef NO_DELETE_KEY 422#ifndef NO_DELETE_KEY
272 case XK_Delete: 423 case XK_Delete:
273 STRCPY(kbuf, R->key_delete); 424 STRCPY (kbuf, key_delete);
274# ifdef MULTICHAR_SET 425 break;
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 426#endif
285 break; 427 case XK_Tab:
286#endif 428 if (shft)
287 case XK_Tab: 429 STRCPY (kbuf, "\033[Z");
288 if (shft) 430 else
289 STRCPY(kbuf, "\033[Z"); 431 {
290 else {
291#ifdef CTRL_TAB_MAKES_META 432#ifdef CTRL_TAB_MAKES_META
292 if (ctrl) 433 if (ctrl)
293 meta = 1; 434 meta = 1;
294#endif 435#endif
295#ifdef MOD4_TAB_MAKES_META 436#ifdef MOD4_TAB_MAKES_META
296 if (ev->state & Mod4Mask) 437 if (ev.state & Mod4Mask)
297 meta = 1; 438 meta = 1;
298#endif 439#endif
299 newlen = 0; 440 newlen = 0;
300 } 441 }
301 break; 442 break;
302
303 443
304#ifdef XK_KP_Left 444#ifdef XK_KP_Left
305 case XK_KP_Up: /* \033Ox or standard */ 445 case XK_KP_Up: /* \033Ox or standard */
306 case XK_KP_Down: /* \033Or or standard */ 446 case XK_KP_Down: /* \033Or or standard */
307 case XK_KP_Right: /* \033Ov or standard */ 447 case XK_KP_Right: /* \033Ov or standard */
308 case XK_KP_Left: /* \033Ot or standard */ 448 case XK_KP_Left: /* \033Ot or standard */
309 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) { 449 if ((PrivateModes & PrivMode_aplKP) ? !shft : shft)
310 STRCPY(kbuf, "\033OZ"); 450 {
311 kbuf[2] = ("txvr"[keysym - XK_KP_Left]); 451 STRCPY (kbuf, "\033OZ");
312 break; 452 kbuf[2] = "txvr"[keysym - XK_KP_Left];
313 } else 453 break;
454 }
455 else
314 /* translate to std. cursor key */ 456 /* translate to std. cursor key */
315 keysym = XK_Left + (keysym - XK_KP_Left); 457 keysym = XK_Left + (keysym - XK_KP_Left);
316 /* FALLTHROUGH */ 458 /* FALLTHROUGH */
317#endif 459#endif
318 case XK_Up: /* "\033[A" */ 460 case XK_Up: /* "\033[A" */
319 case XK_Down: /* "\033[B" */ 461 case XK_Down: /* "\033[B" */
320 case XK_Right: /* "\033[C" */ 462 case XK_Right: /* "\033[C" */
321 case XK_Left: /* "\033[D" */ 463 case XK_Left: /* "\033[D" */
322 STRCPY(kbuf, "\033[Z"); 464 STRCPY (kbuf, "\033[Z");
323 kbuf[2] = ("DACB"[keysym - XK_Left]); 465 kbuf[2] = "DACB"[keysym - XK_Left];
324 /* do Shift first */ 466 /* do Shift first */
325 if (shft) 467 if (shft)
326 kbuf[2] = ("dacb"[keysym - XK_Left]); 468 kbuf[2] = "dacb"[keysym - XK_Left];
327 else if (ctrl) { 469 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: ?? 470 {
334 if (R->Options & Opt_mc_hack) { 471 kbuf[1] = 'O';
335 int col, row, m; 472 kbuf[2] = "dacb"[keysym - XK_Left];
336 473 }
337 col = R->screen.cur.col; 474 else if (PrivateModes & PrivMode_aplCUR)
338 row = R->screen.cur.row + R->TermWin.saveLines; 475 kbuf[1] = 'O';
339 m = 0; 476 break;
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;
363 477
364#ifndef UNSHIFTED_SCROLLKEYS 478#ifndef UNSHIFTED_SCROLLKEYS
365# ifdef XK_KP_Prior 479# ifdef XK_KP_Prior
366 case XK_KP_Prior: 480 case XK_KP_Prior:
367 /* allow shift to override */ 481 /* allow shift to override */
368 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) { 482 if ((PrivateModes & PrivMode_aplKP) ? !shft : shft)
369 STRCPY(kbuf, "\033Oy"); 483 {
370 break; 484 STRCPY (kbuf, "\033Oy");
371 } 485 break;
372 /* FALLTHROUGH */ 486 }
487 /* FALLTHROUGH */
373# endif 488# endif
374 case XK_Prior: 489 case XK_Prior:
375 STRCPY(kbuf, "\033[5~"); 490 STRCPY (kbuf, "\033[5~");
376 break; 491 break;
377# ifdef XK_KP_Next 492# ifdef XK_KP_Next
378 case XK_KP_Next: 493 case XK_KP_Next:
379 /* allow shift to override */ 494 /* allow shift to override */
380 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) { 495 if ((PrivateModes & PrivMode_aplKP) ? !shft : shft)
381 STRCPY(kbuf, "\033Os"); 496 {
382 break; 497 STRCPY (kbuf, "\033Os");
383 } 498 break;
384 /* FALLTHROUGH */ 499 }
500 /* FALLTHROUGH */
385# endif 501# endif
386 case XK_Next: 502 case XK_Next:
387 STRCPY(kbuf, "\033[6~"); 503 STRCPY (kbuf, "\033[6~");
388 break; 504 break;
389#endif 505#endif
390 case XK_KP_Enter: 506 case XK_KP_Enter:
391 /* allow shift to override */ 507 /* allow shift to override */
392 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) { 508 if ((PrivateModes & PrivMode_aplKP) ? !shft : shft)
393 STRCPY(kbuf, "\033OM"); 509 {
394 } else { 510 STRCPY (kbuf, "\033OM");
395 kbuf[0] = '\r'; 511 }
396 kbuf[1] = '\0'; 512 else
397 } 513 {
398 break; 514 kbuf[0] = '\r';
515 kbuf[1] = '\0';
516 }
517 break;
399 518
400#ifdef XK_KP_Begin 519#ifdef XK_KP_Begin
401 case XK_KP_Begin: 520 case XK_KP_Begin:
402 STRCPY(kbuf, "\033Ou"); 521 STRCPY (kbuf, "\033Ou");
403 break; 522 break;
404 523
405 case XK_KP_Insert: 524 case XK_KP_Insert:
406 STRCPY(kbuf, "\033Op"); 525 STRCPY (kbuf, "\033Op");
407 break; 526 break;
408 527
409 case XK_KP_Delete: 528 case XK_KP_Delete:
410 STRCPY(kbuf, "\033On"); 529 STRCPY (kbuf, "\033On");
411 break; 530 break;
412#endif 531#endif
413 case XK_KP_F1: /* "\033OP" */ 532 case XK_KP_F1: /* "\033OP" */
414 case XK_KP_F2: /* "\033OQ" */ 533 case XK_KP_F2: /* "\033OQ" */
415 case XK_KP_F3: /* "\033OR" */ 534 case XK_KP_F3: /* "\033OR" */
416 case XK_KP_F4: /* "\033OS" */ 535 case XK_KP_F4: /* "\033OS" */
417 STRCPY(kbuf, "\033OP"); 536 STRCPY (kbuf, "\033OP");
418 kbuf[2] += (keysym - XK_KP_F1); 537 kbuf[2] += (keysym - XK_KP_F1);
419 break; 538 break;
420 539
421 case XK_KP_Multiply: /* "\033Oj" : "*" */ 540 case XK_KP_Multiply: /* "\033Oj" : "*" */
422 case XK_KP_Add: /* "\033Ok" : "+" */ 541 case XK_KP_Add: /* "\033Ok" : "+" */
423 case XK_KP_Separator: /* "\033Ol" : "," */ 542 case XK_KP_Separator: /* "\033Ol" : "," */
424 case XK_KP_Subtract: /* "\033Om" : "-" */ 543 case XK_KP_Subtract: /* "\033Om" : "-" */
425 case XK_KP_Decimal: /* "\033On" : "." */ 544 case XK_KP_Decimal: /* "\033On" : "." */
426 case XK_KP_Divide: /* "\033Oo" : "/" */ 545 case XK_KP_Divide: /* "\033Oo" : "/" */
427 case XK_KP_0: /* "\033Op" : "0" */ 546 case XK_KP_0: /* "\033Op" : "0" */
428 case XK_KP_1: /* "\033Oq" : "1" */ 547 case XK_KP_1: /* "\033Oq" : "1" */
429 case XK_KP_2: /* "\033Or" : "2" */ 548 case XK_KP_2: /* "\033Or" : "2" */
430 case XK_KP_3: /* "\033Os" : "3" */ 549 case XK_KP_3: /* "\033Os" : "3" */
431 case XK_KP_4: /* "\033Ot" : "4" */ 550 case XK_KP_4: /* "\033Ot" : "4" */
432 case XK_KP_5: /* "\033Ou" : "5" */ 551 case XK_KP_5: /* "\033Ou" : "5" */
433 case XK_KP_6: /* "\033Ov" : "6" */ 552 case XK_KP_6: /* "\033Ov" : "6" */
434 case XK_KP_7: /* "\033Ow" : "7" */ 553 case XK_KP_7: /* "\033Ow" : "7" */
435 case XK_KP_8: /* "\033Ox" : "8" */ 554 case XK_KP_8: /* "\033Ox" : "8" */
436 case XK_KP_9: /* "\033Oy" : "9" */ 555 case XK_KP_9: /* "\033Oy" : "9" */
437 /* allow shift to override */ 556 /* allow shift to override */
438 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) { 557 if ((PrivateModes & PrivMode_aplKP) ? !shft : shft)
439 STRCPY(kbuf, "\033Oj"); 558 {
440 kbuf[2] += (keysym - XK_KP_Multiply); 559 STRCPY (kbuf, "\033Oj");
441 } else { 560 kbuf[2] += (keysym - XK_KP_Multiply);
561 }
562 else
563 {
442 kbuf[0] = ('*' + (keysym - XK_KP_Multiply)); 564 kbuf[0] = ('*' + (keysym - XK_KP_Multiply));
443 kbuf[1] = '\0'; 565 kbuf[1] = '\0';
444 } 566 }
445 break; 567 break;
446 568
447 case XK_Find: 569 case XK_Find:
448 STRCPY(kbuf, "\033[1~"); 570 STRCPY (kbuf, "\033[1~");
449 break; 571 break;
450 case XK_Insert: 572 case XK_Insert:
451 STRCPY(kbuf, "\033[2~"); 573 STRCPY (kbuf, "\033[2~");
452 break; 574 break;
453#ifdef DXK_Remove /* support for DEC remove like key */ 575#ifdef DXK_Remove /* support for DEC remove like key */
454 case DXK_Remove: 576 case DXK_Remove:
455 /* FALLTHROUGH */ 577 /* FALLTHROUGH */
456#endif 578#endif
457 case XK_Execute: 579 case XK_Execute:
458 STRCPY(kbuf, "\033[3~"); 580 STRCPY (kbuf, "\033[3~");
459 break; 581 break;
460 case XK_Select: 582 case XK_Select:
461 STRCPY(kbuf, "\033[4~"); 583 STRCPY (kbuf, "\033[4~");
462 break; 584 break;
463#ifdef XK_KP_End 585#ifdef XK_KP_End
464 case XK_KP_End: 586 case XK_KP_End:
465 /* allow shift to override */ 587 /* allow shift to override */
466 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) { 588 if ((PrivateModes & PrivMode_aplKP) ? !shft : shft)
467 STRCPY(kbuf, "\033Oq"); 589 {
468 break; 590 STRCPY (kbuf, "\033Oq");
469 } 591 break;
470 /* FALLTHROUGH */ 592 }
593 /* FALLTHROUGH */
471#endif 594#endif
472 case XK_End: 595 case XK_End:
473 STRCPY(kbuf, KS_END); 596 STRCPY (kbuf, KS_END);
474 break; 597 break;
475#ifdef XK_KP_Home 598#ifdef XK_KP_Home
476 case XK_KP_Home: 599 case XK_KP_Home:
477 /* allow shift to override */ 600 /* allow shift to override */
478 if ((R->PrivateModes & PrivMode_aplKP) ? !shft : shft) { 601 if ((PrivateModes & PrivMode_aplKP) ? !shft : shft)
479 STRCPY(kbuf, "\033Ow"); 602 {
480 break; 603 STRCPY (kbuf, "\033Ow");
481 } 604 break;
482 /* FALLTHROUGH */ 605 }
606 /* FALLTHROUGH */
483#endif 607#endif
484 case XK_Home: 608 case XK_Home:
485 STRCPY(kbuf, KS_HOME); 609 STRCPY (kbuf, KS_HOME);
486 break; 610 break;
487 611
488#define FKEY(n, fkey) \ 612#define FKEY(n, fkey) \
489 sprintf((char *)kbuf,"\033[%2d~", (int)((n) + (keysym - fkey))) 613 sprintf ((char *)kbuf,"\033[%2d~", (int) ((n) + (keysym - fkey)))
490 614
491 case XK_F1: /* "\033[11~" */ 615 case XK_F1: /* "\033[11~" */
492 case XK_F2: /* "\033[12~" */ 616 case XK_F2: /* "\033[12~" */
493 case XK_F3: /* "\033[13~" */ 617 case XK_F3: /* "\033[13~" */
494 case XK_F4: /* "\033[14~" */ 618 case XK_F4: /* "\033[14~" */
495 case XK_F5: /* "\033[15~" */ 619 case XK_F5: /* "\033[15~" */
496 FKEY(11, XK_F1); 620 FKEY (11, XK_F1);
497 break; 621 break;
498 case XK_F6: /* "\033[17~" */ 622 case XK_F6: /* "\033[17~" */
499 case XK_F7: /* "\033[18~" */ 623 case XK_F7: /* "\033[18~" */
500 case XK_F8: /* "\033[19~" */ 624 case XK_F8: /* "\033[19~" */
501 case XK_F9: /* "\033[20~" */ 625 case XK_F9: /* "\033[20~" */
502 case XK_F10: /* "\033[21~" */ 626 case XK_F10: /* "\033[21~" */
503 FKEY(17, XK_F6); 627 FKEY (17, XK_F6);
504 break; 628 break;
505 case XK_F11: /* "\033[23~" */ 629 case XK_F11: /* "\033[23~" */
506 case XK_F12: /* "\033[24~" */ 630 case XK_F12: /* "\033[24~" */
507 case XK_F13: /* "\033[25~" */ 631 case XK_F13: /* "\033[25~" */
508 case XK_F14: /* "\033[26~" */ 632 case XK_F14: /* "\033[26~" */
509 FKEY(23, XK_F11); 633 FKEY (23, XK_F11);
510 break; 634 break;
511 case XK_F15: /* "\033[28~" */ 635 case XK_F15: /* "\033[28~" */
512 case XK_F16: /* "\033[29~" */ 636 case XK_F16: /* "\033[29~" */
513 FKEY(28, XK_F15); 637 FKEY (28, XK_F15);
514 break; 638 break;
515 case XK_Help: /* "\033[28~" */ 639 case XK_Help: /* "\033[28~" */
516 FKEY(28, XK_Help); 640 FKEY (28, XK_Help);
517 break; 641 break;
518 case XK_Menu: /* "\033[29~" */ 642 case XK_Menu: /* "\033[29~" */
519 FKEY(29, XK_Menu); 643 FKEY (29, XK_Menu);
520 break; 644 break;
521 case XK_F17: /* "\033[31~" */ 645 case XK_F17: /* "\033[31~" */
522 case XK_F18: /* "\033[32~" */ 646 case XK_F18: /* "\033[32~" */
523 case XK_F19: /* "\033[33~" */ 647 case XK_F19: /* "\033[33~" */
524 case XK_F20: /* "\033[34~" */ 648 case XK_F20: /* "\033[34~" */
525 case XK_F21: /* "\033[35~" */ 649 case XK_F21: /* "\033[35~" */
526 case XK_F22: /* "\033[36~" */ 650 case XK_F22: /* "\033[36~" */
527 case XK_F23: /* "\033[37~" */ 651 case XK_F23: /* "\033[37~" */
528 case XK_F24: /* "\033[38~" */ 652 case XK_F24: /* "\033[38~" */
529 case XK_F25: /* "\033[39~" */ 653 case XK_F25: /* "\033[39~" */
530 case XK_F26: /* "\033[40~" */ 654 case XK_F26: /* "\033[40~" */
531 case XK_F27: /* "\033[41~" */ 655 case XK_F27: /* "\033[41~" */
532 case XK_F28: /* "\033[42~" */ 656 case XK_F28: /* "\033[42~" */
533 case XK_F29: /* "\033[43~" */ 657 case XK_F29: /* "\033[43~" */
534 case XK_F30: /* "\033[44~" */ 658 case XK_F30: /* "\033[44~" */
535 case XK_F31: /* "\033[45~" */ 659 case XK_F31: /* "\033[45~" */
536 case XK_F32: /* "\033[46~" */ 660 case XK_F32: /* "\033[46~" */
537 case XK_F33: /* "\033[47~" */ 661 case XK_F33: /* "\033[47~" */
538 case XK_F34: /* "\033[48~" */ 662 case XK_F34: /* "\033[48~" */
539 case XK_F35: /* "\033[49~" */ 663 case XK_F35: /* "\033[49~" */
540 FKEY(31, XK_F17); 664 FKEY (31, XK_F17);
541 break; 665 break;
542#undef FKEY 666#undef FKEY
543 default: 667 default:
544 newlen = 0; 668 newlen = 0;
545 break; 669 break;
546 } 670 }
547 if (newlen) 671 if (newlen)
548 len = STRLEN(kbuf); 672 len = STRLEN (kbuf);
549 } 673 }
550 /* 674
675 /*
551 * Pass meta for all function keys, if 'meta' option set 676 * Pass meta for all function keys, if 'meta' option set
552 */ 677 */
553#ifdef META8_OPTION 678#ifdef META8_OPTION
554 if (meta && (R->meta_char == 0x80) && len > 0) 679 if (meta && (meta_char == 0x80) && len > 0)
555 kbuf[len - 1] |= 0x80; 680 kbuf[len - 1] |= 0x80;
556#endif 681#endif
682
683 }
557 } else if (ctrl && keysym == XK_minus) { 684 else if (ctrl && keysym == XK_minus)
685 {
558 len = 1; 686 len = 1;
559 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */ 687 kbuf[0] = '\037'; /* Ctrl-Minus generates ^_ (31) */
560 } else { 688 }
689 else
690 {
561#ifdef META8_OPTION 691#ifdef META8_OPTION
562 /* set 8-bit on */ 692 /* set 8-bit on */
563 if (meta && (R->meta_char == 0x80)) { 693 if (meta && (meta_char == 0x80))
564 unsigned char *ch; 694 {
695 unsigned char *ch;
565 696
566 for (ch = kbuf; ch < kbuf + len; ch++) 697 for (ch = kbuf; ch < kbuf + len; ch++)
567 *ch |= 0x80; 698 *ch |= 0x80;
568 meta = 0; 699
700 meta = 0;
701 }
702#endif
703 /* nil */ ;
704 }
569 } 705 }
570#endif
571#ifdef GREEK_SUPPORT
572 if (R->greek_mode)
573 len = greek_xlat(kbuf, len);
574#endif
575 /* nil */ ;
576 }
577 }
578 706
579 if (len <= 0) 707 if (len <= 0)
580 return; /* not mapped */ 708 return; /* not mapped */
581 709
582 if (R->Options & Opt_scrollTtyKeypress) 710 if (Options & Opt_scrollTtyKeypress)
583 if (R->TermWin.view_start) { 711 if (TermWin.view_start)
584 R->TermWin.view_start = 0; 712 {
585 R->want_refresh = 1; 713 TermWin.view_start = 0;
586 } 714 want_refresh = 1;
715 }
587 716
588/* 717 /*
589 * these modifications only affect the static keybuffer 718 * these modifications only affect the static keybuffer
590 * pass Shift/Control indicators for function keys ending with `~' 719 * pass Shift/Control indicators for function keys ending with `~'
591 * 720 *
592 * eg, 721 * eg,
593 * Prior = "ESC[5~" 722 * Prior = "ESC[5~"
594 * Shift+Prior = "ESC[5$" 723 * Shift+Prior = "ESC[5$"
595 * Ctrl+Prior = "ESC[5^" 724 * Ctrl+Prior = "ESC[5^"
596 * Ctrl+Shift+Prior = "ESC[5@" 725 * Ctrl+Shift+Prior = "ESC[5@"
597 * Meta adds an Escape prefix (with META8_OPTION, if meta == <escape>). 726 * Meta adds an Escape prefix (with META8_OPTION, if meta == <escape>).
598 */ 727 */
599 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~') 728 if (kbuf[0] == C0_ESC && kbuf[1] == '[' && kbuf[len - 1] == '~')
600 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~')); 729 kbuf[len - 1] = (shft ? (ctrl ? '@' : '$') : (ctrl ? '^' : '~'));
601 730
602/* escape prefix */ 731 /* escape prefix */
603 if (meta 732 if (meta
604#ifdef META8_OPTION 733#ifdef META8_OPTION
605 && (R->meta_char == C0_ESC) 734 && meta_char == C0_ESC
606#endif 735#endif
607 ) { 736 )
737 {
608 const unsigned char ch = C0_ESC; 738 const unsigned char ch = C0_ESC;
609 739 tt_write (&ch, 1);
610 rxvt_tt_write(aR_ &ch, 1);
611 } 740 }
741
612#ifdef DEBUG_CMD 742#if defined(DEBUG_CMD)
613 if (debug_key) { /* Display keyboard buffer contents */ 743 /* Display keyboard buffer contents */
614 char *p; 744 unsigned char *p;
615 int i; 745 int i;
616 746
617 fprintf(stderr, "key 0x%04X [%d]: `", (unsigned int)keysym, len); 747 fprintf (stderr, "key 0x%04X [%d]: `", (unsigned int)keysym, len);
618 for (i = 0, p = kbuf; i < len; i++, p++) 748 for (i = 0, p = kbuf; i < len; i++, p++)
619 fprintf(stderr, (*p >= ' ' && *p < '\177' ? "%c" : "\\%03o"), *p); 749 fprintf (stderr, (*p >= ' ' && *p < '\177' ? "%c" : "\\%03o"), *p);
620 fprintf(stderr, "'\n"); 750 fprintf (stderr, "'\n");
621 }
622#endif /* DEBUG_CMD */ 751#endif /* DEBUG_CMD */
623 rxvt_tt_write(aR_ kbuf, (unsigned int)len); 752 tt_write (kbuf, (unsigned int)len);
624} 753}
625/*}}} */ 754/*}}} */
626 755
627#if (MENUBAR_MAX) 756#if (MENUBAR_MAX)
628/*{{{ rxvt_cmd_write(), rxvt_cmd_getc() */ 757/*{{{ rxvt_cmd_write (), rxvt_cmd_getc () */
629/* attempt to `write' count to the input buffer */ 758/* attempt to `write' count to the input buffer */
630/* EXTPROTO */
631unsigned int 759unsigned int
632rxvt_cmd_write(pR_ const unsigned char *str, unsigned int count) 760rxvt_term::cmd_write (const unsigned char *str, unsigned int count)
633{ 761{
634 unsigned int n, s; 762 unsigned int n, s;
635 unsigned char *cmdbuf_base = R->cmdbuf_base,
636 *cmdbuf_endp = R->cmdbuf_endp,
637 *cmdbuf_ptr = R->cmdbuf_ptr;
638 763
639 n = cmdbuf_ptr - cmdbuf_base; 764 n = cmdbuf_ptr - cmdbuf_base;
640 s = cmdbuf_base + BUFSIZ - 1 - cmdbuf_endp; 765 s = cmdbuf_base + CBUFSIZ - 1 - cmdbuf_endp;
766
641 if (n > 0 && s < count) { 767 if (n > 0 && s < count)
768 {
642 MEMMOVE(cmdbuf_base, cmdbuf_ptr, 769 MEMMOVE (cmdbuf_base, cmdbuf_ptr,
643 (unsigned int)(cmdbuf_endp - cmdbuf_ptr)); 770 (unsigned int) (cmdbuf_endp - cmdbuf_ptr));
644 cmdbuf_ptr = cmdbuf_base; 771 cmdbuf_ptr = cmdbuf_base;
645 cmdbuf_endp -= n; 772 cmdbuf_endp -= n;
646 s += n; 773 s += n;
647 } 774 }
775
648 if (count > s) { 776 if (count > s)
649 rxvt_print_error("data loss: cmd_write too large");
650 count = s;
651 } 777 {
778 rxvt_warn ("data loss: cmd_write too large, continuing.\n");
779 count = s;
780 }
781
652 for (; count--;) 782 for (; count--;)
653 *cmdbuf_endp++ = *str++; 783 *cmdbuf_endp++ = *str++;
654 R->cmdbuf_ptr = cmdbuf_ptr; 784
655 R->cmdbuf_endp = cmdbuf_endp; 785 cmd_parse ();
786
656 return 0; 787 return 0;
657} 788}
658#endif /* MENUBAR_MAX */ 789#endif /* MENUBAR_MAX */
659 790
660void 791void
661rxvt_term::process_x_events () 792rxvt_term::flush ()
662{ 793{
663 do 794#ifdef TRANSPARENT
795 if (want_full_refresh)
796 {
797 want_full_refresh = 0;
798 scr_clear ();
799 scr_touch (false);
664 { 800 }
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 801#endif
682 802
683#if defined(POINTER_BLANK) 803 if (want_refresh)
684 if ((Options & Opt_pointerBlank) 804 {
685 && (pointerBlankDelay > 0)) 805 scr_refresh (refresh_type);
686 { 806 scrollbar_show (1);
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 807#ifdef USE_XIM
699 if (!XFilterEvent (&xev, xev.xany.window)) 808 IMSendSpot ();
700#endif 809#endif
701 rxvt_process_x_event (this, &xev);
702 } 810 }
703 while (XPending (Xdisplay)); 811
812 display->flush ();
813
814 flush_ev.stop ();
704} 815}
705 816
706void 817void
818rxvt_term::check_cb (check_watcher &w)
819{
820 SET_R (this);
821 SET_LOCALE (locale);
822
823 display->flush ();
824
825 if (want_refresh && !flush_ev.active)
826 flush_ev.start (NOW + 0.01);
827}
828
829void
830rxvt_term::flush_cb (time_watcher &w)
831{
832 SET_R (this);
833 SET_LOCALE (locale);
834
835 refresh_limit = 1;
836 refresh_count = 0;
837 flush ();
838}
839
840#ifdef CURSOR_BLINK
841void
707rxvt_term::blink_cb (time_watcher &w) 842rxvt_term::cursor_blink_cb (time_watcher &w)
708{ 843{
709 w.at += BLINK_INTERVAL;
710 hidden_cursor = !hidden_cursor; 844 hidden_cursor = !hidden_cursor;
711 want_refresh = 1; 845 want_refresh = 1;
712 flush ();
713}
714 846
847 w.start (w.at + BLINK_INTERVAL);
848}
849#endif
850
851#ifdef TEXT_BLINK
715void 852void
853rxvt_term::text_blink_cb (time_watcher &w)
854{
855 if (scr_refresh_rend (RS_Blink, RS_Blink))
856 {
857 hidden_text = !hidden_text;
858 want_refresh = 1;
859 w.start (w.at + TEXT_BLINK_INTERVAL);
860 }
861}
862#endif
863
864#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
865void
866rxvt_term::cont_scroll_cb (time_watcher &w)
867{
868 if ((scrollbar_isUp() || scrollbar_isDn()) &&
869 scr_page (scrollbar_isUp() ? UP : DN, 1))
870 {
871 refresh_type |= SMOOTH_REFRESH;
872 want_refresh = 1;
873 w.start (w.at + SCROLLBAR_CONTINUOUS_DELAY);
874 }
875}
876#endif
877
878#ifdef SELECTION_SCROLLING
879void
880rxvt_term::sel_scroll_cb (time_watcher &w)
881{
882 if (scr_page (scroll_selection_dir, scroll_selection_lines))
883 {
884 selection_extend (selection_save_x, selection_save_y, selection_save_state);
885 refresh_type |= SMOOTH_REFRESH;
886 want_refresh = 1;
887 w.start (w.at + SCROLLBAR_CONTINUOUS_DELAY);
888 }
889}
890#endif
891
892#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
893void
894rxvt_term::slip_wheel_cb (time_watcher &w)
895{
896 if (mouse_slip_wheel_speed == 0
897 || mouse_slip_wheel_speed < 0 ? scr_page (DN, -mouse_slip_wheel_speed)
898 : scr_page (UP, mouse_slip_wheel_speed))
899 {
900 refresh_type |= SMOOTH_REFRESH;
901 want_refresh = 1;
902 w.start (w.at + SCROLLBAR_CONTINUOUS_DELAY);
903 }
904}
905#endif
906
907bool
908rxvt_term::pty_fill ()
909{
910 ssize_t n = cmdbuf_endp - cmdbuf_ptr;
911
912 if (CBUFSIZ == n)
913 {
914 rxvt_warn ("pty_fill on full buffer, draining input, continuing.\n");
915 n = 0;
916 }
917
918 memmove (cmdbuf_base, cmdbuf_ptr, n);
919 cmdbuf_ptr = cmdbuf_base;
920 cmdbuf_endp = cmdbuf_ptr + n;
921
922 n = read (cmd_fd, cmdbuf_endp, CBUFSIZ - n);
923
924 if (n > 0)
925 {
926 cmdbuf_endp += n;
927 return true;
928 }
929 else if (n < 0 && errno != EAGAIN)
930 destroy ();
931
932 return false;
933}
934
935void
716rxvt_term::x_cb (io_watcher &w, short revents) 936rxvt_term::pty_cb (io_watcher &w, short revents)
717{ 937{
718 process_x_events (); 938 SET_R (this);
939 SET_LOCALE (locale);
719 940
720 flush (); 941 if (revents & EVENT_WRITE)
942 tt_write (0, 0);
943 else if (revents & EVENT_READ)
944 // loop, but don't allow a single term to monopolize us
945 while (pty_fill ())
946 if (cmd_parse ())
947 break;
721} 948}
722 949
723// read the next character, currently handles UTF-8 950void
724// will probably handle all sorts of other stuff in the future 951rxvt_term::pointer_unblank ()
725uint32_t
726rxvt_term::next_char ()
727{ 952{
728 struct mbstate &s = mbstate; 953 XDefineCursor (display->display, TermWin.vt, TermWin_cursor);
954 recolour_cursor ();
729 955
730 while (cmdbuf_ptr < cmdbuf_endp) 956#ifdef POINTER_BLANK
957 hidden_pointer = 0;
958
959 if (Options & Opt_pointerBlank)
960 pointer_ev.start (NOW + pointerBlankDelay);
961#endif
962}
963
964#ifdef POINTER_BLANK
965void
966rxvt_term::pointer_blank ()
967{
968 if (! (Options & Opt_pointerBlank))
969 return;
970
971 XDefineCursor (display->display, TermWin.vt, blank_cursor);
972 XFlush (display->display);
973
974 hidden_pointer = 1;
975}
976
977void
978rxvt_term::pointer_cb (time_watcher &w)
979{
980 SET_R (this);
981 SET_LOCALE (locale);
982
983 pointer_blank ();
984}
985#endif
986
987void
988rxvt_term::mouse_report (XButtonEvent &ev)
989{
990 int button_number, key_state = 0;
991 int x, y;
992
993 x = ev.x;
994 y = ev.y;
995 pixel_position (&x, &y);
996
997 if (MEvent.button == AnyButton)
998 {
999 button_number = 3;
731 { 1000 }
732 uint8_t ch = *cmdbuf_ptr; 1001 else
1002 {
1003 button_number = MEvent.button - Button1;
1004 /* add 0x3D for wheel events, like xterm does */
1005 if (button_number >= 3)
1006 button_number += (64 - 3);
1007 }
733 1008
734 if (s.cnt) 1009 if (PrivateModes & PrivMode_MouseX10)
1010 {
1011 /*
1012 * do not report ButtonRelease
1013 * no state info allowed
1014 */
1015 key_state = 0;
1016 if (button_number == 3)
1017 return;
1018 }
1019 else
1020 {
1021 /* XTerm mouse reporting needs these values:
1022 * 4 = Shift
1023 * 8 = Meta
1024 * 16 = Control
1025 * plus will add in our own Double-Click reporting
1026 * 32 = Double Click
1027 */
1028 key_state = ((MEvent.state & ShiftMask) ? 4 : 0)
1029 + ((MEvent.state & ModMetaMask) ? 8 : 0)
1030 + ((MEvent.state & ControlMask) ? 16 : 0);
1031#ifdef MOUSE_REPORT_DOUBLECLICK
1032 key_state += ((MEvent.clicks > 1) ? 32 : 0);
1033#endif
1034
1035 }
1036
1037#ifdef DEBUG_MOUSEREPORT
1038 fprintf (stderr, "Mouse [");
1039 if (key_state & 16)
1040 fputc ('C', stderr);
1041 if (key_state & 4)
1042 fputc ('S', stderr);
1043 if (key_state & 8)
1044 fputc ('A', stderr);
1045 if (key_state & 32)
1046 fputc ('2', stderr);
1047 fprintf (stderr, "]: <%d>, %d/%d\n",
1048 button_number,
1049 x + 1,
1050 y + 1);
1051#else
1052 tt_printf ("\033[M%c%c%c",
1053 (32 + button_number + key_state),
1054 (32 + x + 1),
1055 (32 + y + 1));
1056#endif
1057}
1058
1059#ifdef USING_W11LIB
1060void
1061rxvt_W11_process_x_event (XEvent *ev)
1062{
1063 rxvt_t *r = rxvt_get_r ();
1064
1065 x_cb (*ev);
1066}
1067#endif
1068
1069/*{{{ process an X event */
1070void
1071rxvt_term::x_cb (XEvent &ev)
1072{
1073 SET_R (this);
1074 SET_LOCALE (locale);
1075
1076#if defined(CURSOR_BLINK)
1077 if ((Options & Opt_cursorBlink) && ev.type == KeyPress)
1078 {
1079 if (hidden_cursor)
1080 {
1081 hidden_cursor = 0;
1082 want_refresh = 1;
1083 }
1084
1085 cursor_blink_ev.start (NOW + BLINK_INTERVAL);
1086 }
1087#endif
1088
1089#if defined(POINTER_BLANK)
1090 if ((Options & Opt_pointerBlank) && pointerBlankDelay > 0)
1091 {
1092 if (ev.type == MotionNotify
1093 || ev.type == ButtonPress
1094 || ev.type == ButtonRelease)
1095 if (hidden_pointer)
1096 pointer_unblank ();
1097
1098 if (ev.type == KeyPress && hidden_pointer == 0)
1099 pointer_blank ();
1100 }
1101#endif
1102
1103#ifdef USE_XIM
1104 if (XFilterEvent (&ev, None))
1105 return;
1106#endif
1107
1108 Window unused_root, unused_child;
1109 int unused_root_x, unused_root_y;
1110 unsigned int unused_mask;
1111
1112#ifdef DEBUG_X
1113 const char *const eventnames[] =
1114 { /* mason - this matches my system */
1115 "",
1116 "",
1117 "KeyPress",
1118 "KeyRelease",
1119 "ButtonPress",
1120 "ButtonRelease",
1121 "MotionNotify",
1122 "EnterNotify",
1123 "LeaveNotify",
1124 "FocusIn",
1125 "FocusOut",
1126 "KeymapNotify",
1127 "Expose",
1128 "GraphicsExpose",
1129 "NoExpose",
1130 "VisibilityNotify",
1131 "CreateNotify",
1132 "DestroyNotify",
1133 "UnmapNotify",
1134 "MapNotify",
1135 "MapRequest",
1136 "ReparentNotify",
1137 "ConfigureNotify",
1138 "ConfigureRequest",
1139 "GravityNotify",
1140 "ResizeRequest",
1141 "CirculateNotify",
1142 "CirculateRequest",
1143 "PropertyNotify",
1144 "SelectionClear",
1145 "SelectionRequest",
1146 "SelectionNotify",
1147 "ColormapNotify",
1148 "ClientMessage",
1149 "MappingNotify"
1150 };
1151#endif
1152
1153#ifdef DEBUG_X
1154 struct timeval tp;
1155 struct tm *ltt;
1156 (void)gettimeofday (&tp, NULL);
1157 ltt = localtime (& (tp.tv_sec));
1158 D_X ((stderr, "Event: %-16s %-7s %08lx (%4d-%02d-%02d %02d:%02d:%02d.%.6ld) %s %lu", eventnames[ev.type], (ev.xany.window == TermWin.parent[0] ? "parent" : (ev.xany.window == TermWin.vt ? "vt" : (ev.xany.window == scrollBar.win ? "scroll" : (ev.xany.window == menuBar.win ? "menubar" : "UNKNOWN")))), (ev.xany.window == TermWin.parent[0] ? TermWin.parent[0] : (ev.xany.window == TermWin.vt ? TermWin.vt : (ev.xany.window == scrollBar.win ? scrollBar.win : (ev.xany.window == menuBar.win ? 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));
1159#endif
1160
1161 switch (ev.type)
1162 {
1163 case KeyPress:
1164 if (!(iso14755buf & ISO_14755_ESCAPE_NEXT))
1165 lookup_key (ev.xkey);
1166
1167 break;
1168
1169 case KeyRelease:
1170 {
1171#if (defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)) || !defined (NO_FRILLS)
1172 KeySym ks;
1173
1174 ks = XLookupKeysym (&ev.xkey, ev.xkey.state & ShiftMask ? 1 : 0); // sorry, only shift supported :/
1175#endif
1176
1177#ifndef NO_FRILLS
1178 // ISO 14755 support
1179 if (iso14755buf)
1180 if (iso14755buf & ISO_14755_ESCAPE_NEXT)
1181 {
1182 // iso14755 part 5.2 handling: release time
1183 // first: controls
1184 if ((ev.xkey.state & ControlMask)
1185 && ((ks >= 0x40 && ks <= 0x5f)
1186 || (ks >= 0x61 && ks <= 0x7f)))
1187 {
1188 iso14755buf = ISO_14755_KEYCODE_VALID | 0x2400 | (ks & 0x1f);
1189 commit_iso14755 ();
1190 return; // case-break;
1191 }
1192
1193 for (unsigned short *i = iso14755_symtab; i[0]; i+= 2)
1194 if (i[0] == ks)
1195 {
1196 iso14755buf = ISO_14755_KEYCODE_VALID | i[1];
1197 commit_iso14755 ();
1198 return; // case-break;
1199 }
1200
1201 iso14755buf = 0;
1202 scr_bell ();
1203 break;
1204 }
1205 else if ((ev.xkey.state & (ShiftMask | ControlMask)) != (ShiftMask | ControlMask))
1206 {
1207 if (iso14755buf & ISO_14755_KEYCODE_VALID)
1208 commit_iso14755 ();
1209 else if (iso14755buf & ISO_14755_ACTIVE)
1210 iso14755buf = ISO_14755_ESCAPE_NEXT; // iso14755 part 5.2: remember empty begin/end pair
1211 }
1212#endif
1213
1214#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1215 if (!(ev.xkey.state & ControlMask))
1216 slip_wheel_ev.stop ();
1217 else if (ks == XK_Control_L || ks == XK_Control_R)
1218 mouse_slip_wheel_speed = 0;
1219#endif
1220 break;
1221 }
1222
1223 case ButtonPress:
1224 button_press (ev.xbutton);
1225 break;
1226
1227 case ButtonRelease:
1228 button_release (ev.xbutton);
1229 break;
1230
1231 case ClientMessage:
1232 if (ev.xclient.format == 32
1233 && (Atom)ev.xclient.data.l[0] == xa[XA_WMDELETEWINDOW])
1234 destroy ();
1235#ifdef OFFIX_DND
1236 /* OffiX Dnd (drag 'n' drop) protocol */
1237 else if (ev.xclient.message_type == xa[XA_DNDPROTOCOL]
1238 && (ev.xclient.data.l[0] == DndFile
1239 || ev.xclient.data.l[0] == DndDir
1240 || ev.xclient.data.l[0] == DndLink))
735 { 1241 {
736 if ((ch & 0xc0) == 0x80) 1242 /* Get Dnd data */
1243 Atom ActualType;
1244 int ActualFormat;
1245 unsigned char *data;
1246 unsigned long Size, RemainingBytes;
1247
1248 XGetWindowProperty (display->display, display->root,
1249 xa[XA_DNDSELECTION],
1250 0L, 1000000L,
1251 False, AnyPropertyType,
1252 &ActualType, &ActualFormat,
1253 &Size, &RemainingBytes,
1254 &data);
1255 XChangeProperty (display->display, display->root,
1256 XA_CUT_BUFFER0, XA_STRING,
1257 8, PropModeReplace,
1258 data, STRLEN (data));
1259 XFree (data);
1260 selection_paste (display->root, XA_CUT_BUFFER0, True);
1261 XSetInputFocus (display->display, display->root, RevertToNone, CurrentTime);
1262 }
1263#endif /* OFFIX_DND */
1264 break;
1265
1266 case MappingNotify:
1267 XRefreshKeyboardMapping (&ev.xmapping);
1268 break;
1269
1270 /*
1271 * XXX: this is not the _current_ arrangement
1272 * Here's my conclusion:
1273 * If the window is completely unobscured, use bitblt's
1274 * to scroll. Even then, they're only used when doing partial
1275 * screen scrolling. When partially obscured, we have to fill
1276 * in the GraphicsExpose parts, which means that after each refresh,
1277 * we need to wait for the graphics expose or Noexpose events,
1278 * which ought to make things real slow!
1279 */
1280 case VisibilityNotify:
1281 switch (ev.xvisibility.state)
1282 {
1283 case VisibilityUnobscured:
1284 refresh_type = FAST_REFRESH;
1285 break;
1286 case VisibilityPartiallyObscured:
1287 refresh_type = SLOW_REFRESH;
1288 break;
1289 default:
1290 refresh_type = NO_REFRESH;
1291 break;
1292 }
1293 break;
1294
1295 case FocusIn:
1296 if (!TermWin.focus)
1297 {
1298 TermWin.focus = 1;
1299 want_refresh = 1;
1300#ifdef USE_XIM
1301 if (Input_Context != NULL)
1302 XSetICFocus (Input_Context);
1303#endif
1304#ifdef CURSOR_BLINK
1305 if (Options & Opt_cursorBlink)
1306 cursor_blink_ev.start (NOW + BLINK_INTERVAL);
1307#endif
1308#ifdef OFF_FOCUS_FADING
1309 if (rs[Rs_fade])
1310 {
1311 PixColors = PixColorsFocused;
1312 set_colorfgbg ();
1313 scr_clear ();
1314 scr_touch (true);
1315 }
1316#endif
1317
1318 }
1319 break;
1320
1321 case FocusOut:
1322 if (TermWin.focus)
1323 {
1324 TermWin.focus = 0;
1325 want_refresh = 1;
1326#ifdef USE_XIM
1327 if (Input_Context != NULL)
1328 XUnsetICFocus (Input_Context);
1329#endif
1330#ifdef CURSOR_BLINK
1331 if (Options & Opt_cursorBlink)
1332 cursor_blink_ev.stop ();
1333 hidden_cursor = 0;
1334#endif
1335#ifdef OFF_FOCUS_FADING
1336 if (rs[Rs_fade])
1337 {
1338 PixColors = PixColorsUnFocused;
1339 set_colorfgbg ();
1340 scr_clear ();
1341 scr_touch (true);
1342 }
1343#endif
1344
1345 }
1346 break;
1347
1348 case ConfigureNotify:
1349 if (ev.xconfigure.window == TermWin.parent[0])
1350 {
1351 int height, width;
1352
1353 do
1354 { /* Wrap lots of configures into one */
1355 width = ev.xconfigure.width;
1356 height = ev.xconfigure.height;
1357 D_SIZE ((stderr, "Size: ConfigureNotify: %4d x %4d", width, height));
1358 }
1359 while (XCheckTypedWindowEvent (display->display, ev.xconfigure.window, ConfigureNotify, &ev));
1360
1361 if (szHint.width != width || szHint.height != height)
1362 resize_all_windows (width, height, 1);
1363
1364#ifdef TRANSPARENT /* XXX: maybe not needed - leave in for now */
1365 if (Options & Opt_transparent)
1366 {
1367 check_our_parents ();
1368 if (am_transparent)
1369 want_refresh = want_full_refresh = 1;
1370 }
1371#endif
1372 }
1373 break;
1374
1375 case PropertyNotify:
1376 if (ev.xproperty.atom == xa[XA_VT_SELECTION]
1377 && ev.xproperty.state == PropertyNewValue)
1378 selection_property (ev.xproperty.window, ev.xproperty.atom);
1379
1380 break;
1381
1382 case SelectionClear:
1383 selection_clear ();
1384 break;
1385
1386 case SelectionNotify:
1387 if (selection_wait == Sel_normal)
1388 selection_paste (ev.xselection.requestor,
1389 ev.xselection.property, True);
1390 break;
1391
1392 case SelectionRequest:
1393 selection_send (ev.xselectionrequest);
1394 break;
1395
1396 case UnmapNotify:
1397 TermWin.mapped = 0;
1398#ifdef TEXT_BLINK
1399 text_blink_ev.stop ();
1400#endif
1401 break;
1402
1403 case MapNotify:
1404 TermWin.mapped = 1;
1405#ifdef TEXT_BLINK
1406 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
1407#endif
1408 break;
1409
1410#ifdef TRANSPARENT
1411 case ReparentNotify:
1412 rootwin_cb (ev);
1413 break;
1414#endif /* TRANSPARENT */
1415
1416 case GraphicsExpose:
1417 case Expose:
1418 if (ev.xany.window == TermWin.vt)
1419 {
1420 do
1421 scr_expose (ev.xexpose.x, ev.xexpose.y,
1422 ev.xexpose.width, ev.xexpose.height, False);
1423 while (XCheckTypedWindowEvent (display->display, TermWin.vt, ev.xany.type, &ev));
1424
1425 ev.xany.type = ev.xany.type == Expose ? GraphicsExpose : Expose;
1426
1427 while (XCheckTypedWindowEvent (display->display, TermWin.vt, ev.xany.type, &ev))
1428 scr_expose (ev.xexpose.x, ev.xexpose.y,
1429 ev.xexpose.width, ev.xexpose.height, False);
1430
1431 scr_refresh (refresh_type);
1432 }
1433 else
1434 {
1435 XEvent unused_event;
1436
1437 while (XCheckTypedWindowEvent (display->display, ev.xany.window, Expose, &unused_event))
1438 ;
1439 while (XCheckTypedWindowEvent (display->display, ev.xany.window, GraphicsExpose, &unused_event))
1440 ;
1441
1442 if (isScrollbarWindow (ev.xany.window))
1443 {
1444 scrollBar.setIdle ();
1445 scrollbar_show (0);
1446 }
1447#ifdef MENUBAR
1448 if (menubar_visible () && isMenuBarWindow (ev.xany.window))
1449 menubar_expose ();
1450#endif
1451
1452#ifdef TRANSPARENT
1453 if (am_transparent && ev.xany.window == TermWin.parent[0])
1454 XClearWindow (display->display, ev.xany.window);
1455#endif
1456 }
1457 break;
1458
1459 case MotionNotify:
1460#ifdef POINTER_BLANK
1461 if (hidden_pointer)
1462 pointer_unblank ();
1463#endif
1464#if MENUBAR
1465 if (isMenuBarWindow (ev.xany.window))
1466 {
1467 menubar_control (ev.xbutton);
1468 break;
1469 }
1470#endif
1471 if ((PrivateModes & PrivMode_mouse_report) && ! (bypass_keystate))
1472 break;
1473
1474 if (ev.xany.window == TermWin.vt)
1475 {
1476 if ((ev.xbutton.state & (Button1Mask | Button3Mask)))
1477 {
1478 while (XCheckTypedWindowEvent (display->display, TermWin.vt, MotionNotify, &ev))
1479 ;
1480
1481 XQueryPointer (display->display, TermWin.vt,
1482 &unused_root, &unused_child,
1483 &unused_root_x, &unused_root_y,
1484 & (ev.xbutton.x), & (ev.xbutton.y),
1485 &unused_mask);
1486#ifdef MOUSE_THRESHOLD
1487 /* deal with a `jumpy' mouse */
1488 if ((ev.xmotion.time - MEvent.time) > MOUSE_THRESHOLD)
1489 {
1490#endif
1491 selection_extend ((ev.xbutton.x), (ev.xbutton.y),
1492 (ev.xbutton.state & Button3Mask) ? 2 : 0);
1493#ifdef SELECTION_SCROLLING
1494 if (ev.xbutton.y < TermWin.int_bwidth
1495 || Pixel2Row (ev.xbutton.y) > (TermWin.nrow-1))
1496 {
1497 int dist;
1498
1499 /* don't clobber the current delay if we are
1500 * already in the middle of scrolling.
1501 */
1502 if (!sel_scroll_ev.active)
1503 sel_scroll_ev.start (NOW + SCROLLBAR_INITIAL_DELAY);
1504
1505 /* save the event params so we can highlight
1506 * the selection in the pending-scroll loop
1507 */
1508 selection_save_x=ev.xbutton.x;
1509 selection_save_y=ev.xbutton.y;
1510 selection_save_state=
1511 (ev.xbutton.state & Button3Mask) ? 2 : 0;
1512
1513 /* calc number of lines to scroll */
1514 if (ev.xbutton.y<TermWin.int_bwidth)
1515 {
1516 scroll_selection_dir = UP;
1517 dist = TermWin.int_bwidth - ev.xbutton.y;
1518 }
1519 else
1520 {
1521 scroll_selection_dir = DN;
1522 dist = ev.xbutton.y -
1523 (TermWin.int_bwidth + TermWin.height);
1524 }
1525 scroll_selection_lines= (Pixel2Height (dist)/
1526 SELECTION_SCROLL_LINE_SPEEDUP)+1;
1527 MIN_IT (scroll_selection_lines,
1528 SELECTION_SCROLL_MAX_LINES);
1529 }
1530 else
1531 {
1532 /* we are within the text window, so we
1533 * shouldn't be scrolling
1534 */
1535 if (sel_scroll_ev.active)
1536 sel_scroll_ev.stop();
1537 }
1538#endif
1539#ifdef MOUSE_THRESHOLD
1540
1541 }
1542#endif
1543
1544 }
1545 }
1546 else if (isScrollbarWindow (ev.xany.window) && scrollbar_isMotion ())
1547 {
1548 while (XCheckTypedWindowEvent (display->display, scrollBar.win,
1549 MotionNotify, &ev)) ;
1550 XQueryPointer (display->display, scrollBar.win,
1551 &unused_root, &unused_child,
1552 &unused_root_x, &unused_root_y,
1553 & (ev.xbutton.x), & (ev.xbutton.y),
1554 &unused_mask);
1555 scr_move_to (scrollbar_position (ev.xbutton.y) - csrO,
1556 scrollbar_size ());
1557 scr_refresh (refresh_type);
1558 refresh_limit = 0;
1559 scrollbar_show (1);
1560 }
1561 break;
1562 }
1563}
1564
1565#if TRANSPARENT
1566void
1567rxvt_term::rootwin_cb (XEvent &ev)
1568{
1569 SET_R (this);
1570 SET_LOCALE (locale);
1571
1572 switch (ev.type)
1573 {
1574 case PropertyNotify:
1575 /*
1576 * if user used some Esetroot compatible prog to set the root bg,
1577 * use the property to determine the pixmap. We use it later on.
1578 */
1579 if (xa[XA_XROOTPMAPID] == 0)
1580 xa[XA_XROOTPMAPID] = XInternAtom (display->display, "_XROOTPMAP_ID", False);
1581
1582 if (ev.xproperty.atom != xa[XA_XROOTPMAPID])
1583 return;
1584
1585 /* FALLTHROUGH */
1586 case ReparentNotify:
1587 if ((Options & Opt_transparent) && check_our_parents () && am_transparent)
1588 want_refresh = want_full_refresh = 1;
1589 break;
1590 }
1591}
1592#endif
1593
1594void
1595rxvt_term::button_press (XButtonEvent &ev)
1596{
1597 int reportmode = 0, clickintime;
1598
1599 bypass_keystate = ev.state & (ModMetaMask | ShiftMask);
1600 if (!bypass_keystate)
1601 reportmode = !! (PrivateModes & PrivMode_mouse_report);
1602 /*
1603 * VT window processing of button press
1604 */
1605 if (ev.window == TermWin.vt)
1606 {
1607 clickintime = ev.time - MEvent.time < MULTICLICK_TIME;
1608 if (reportmode)
1609 {
1610 /* mouse report from vt window */
1611 /* save the xbutton state (for ButtonRelease) */
1612 MEvent.state = ev.state;
1613#ifdef MOUSE_REPORT_DOUBLECLICK
1614 if (ev.button == MEvent.button && clickintime)
737 { 1615 {
738 cmdbuf_ptr++; 1616 /* same button, within alloted time */
1617 MEvent.clicks++;
1618 if (MEvent.clicks > 1)
1619 {
1620 /* only report double clicks */
1621 MEvent.clicks = 2;
1622 mouse_report (ev);
739 1623
740 /* continuation */ 1624 /* don't report the release */
741 s.reg = (s.reg << 6) | (ch & 0x7f); 1625 MEvent.clicks = 0;
742 1626 MEvent.button = AnyButton;
743 if (--s.cnt == 0 && s.reg >= 128) /* if !inrange then corruption or Racking */ 1627 }
744 return s.reg;
745
746 continue;
747 } 1628 }
748 else 1629 else
749 { 1630 {
750 s.cnt = 0; 1631 /* different button, or time expired */
751 return s.orig; /* the _occasional_ non-utf-8 character may slip through... */ 1632 MEvent.clicks = 1;
1633 MEvent.button = ev.button;
1634 mouse_report (ev);
752 } 1635 }
753 } 1636#else
754 1637 MEvent.button = ev.button;
755 if ((ch & 0xc0) == 0xc0) 1638 mouse_report (ev);
756 { 1639#endif /* MOUSE_REPORT_DOUBLECLICK */
757 cmdbuf_ptr++;
758 1640
759 /* first byte */
760 s.orig = ch; /* for broken encodings */
761 s.reg = ch;
762 if ((ch & 0xe0) == 0xc0) { s.reg &= 0x1f; s.cnt = 1; }
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 } 1641 }
768 else 1642 else
769 { 1643 {
770 cmdbuf_ptr++; /* _occasional_ non-utf8 may slip through... */ 1644 if (ev.button != MEvent.button)
771 return ch; 1645 MEvent.clicks = 0;
772 } 1646 switch (ev.button)
773 }
774
775 return NOCHAR;
776}
777
778bool
779rxvt_term::pty_fill ()
780{
781 ssize_t n = cmdbuf_endp - cmdbuf_ptr;
782
783 memmove (cmdbuf_base, cmdbuf_ptr, n);
784 cmdbuf_ptr = cmdbuf_base;
785 cmdbuf_endp = cmdbuf_ptr + n;
786
787 n = read (cmd_fd, cmdbuf_endp, BUFSIZ - n);
788
789 if (n > 0)
790 {
791 cmdbuf_endp += n;
792 return true;
793 }
794 else if (n < 0 && errno == EAGAIN)
795 return false;
796
797 rxvt_clean_exit ();
798 exit (EXIT_FAILURE); /* bad order of events? */
799}
800
801void
802rxvt_term::pty_cb (io_watcher &w, short revents)
803{
804 // loop, but don't allow a single term to monopolize us
805 // the number of loops is fully arbitrary, and thus wrong
806 for (int i = 7; i-- && pty_fill (); )
807 {
808 //TODO:
809 /* once we know the shell is running, send the screen size. Again! */
810 //ch = rxvt_cmd_getc(aR); /* wait for something */
811 //rxvt_tt_winsize(cmd_fd, TermWin.ncol, TermWin.nrow, cmd_pid);
812
813 uint32_t ch = NOCHAR;
814
815 for (;;)
816 {
817 if (ch == NOCHAR)
818 ch = next_char ();
819
820 if (ch == NOCHAR) // TODO: improve
821 break;
822
823 if (ch >= ' ' || ch == '\t' || ch == '\n' || ch == '\r')
824 { 1647 {
825 /* Read a text string from the input buffer */ 1648 case Button1:
826 uint32_t buf[BUFSIZ]; 1649 /* allow shift+left click to extend selection */
827 bool refreshnow = false; 1650 if (ev.state & ShiftMask && ! (PrivateModes & PrivMode_mouse_report))
828 int nlines = 0; 1651 {
829 uint32_t *str = buf; 1652 if (MEvent.button == Button1 && clickintime)
1653 selection_rotate (ev.x, ev.y);
1654 else
1655 selection_extend (ev.x, ev.y, 1);
1656 }
1657 else
1658 {
1659 if (MEvent.button == Button1 && clickintime)
1660 MEvent.clicks++;
1661 else
1662 MEvent.clicks = 1;
830 1663
831 *str++ = ch; 1664 selection_click (MEvent.clicks, ev.x, ev.y);
1665 }
832 1666
1667 MEvent.button = Button1;
1668 break;
1669
1670 case Button3:
1671 if (MEvent.button == Button3 && clickintime)
1672 selection_rotate (ev.x, ev.y);
1673 else
1674 selection_extend (ev.x, ev.y, 1);
1675 MEvent.button = Button3;
1676 break;
1677 }
1678 }
1679 MEvent.time = ev.time;
1680 return;
1681 }
1682
1683 /*
1684 * Scrollbar window processing of button press
1685 */
1686 if (isScrollbarWindow (ev.window))
1687 {
1688 scrollBar.setIdle ();
1689 /*
1690 * Rxvt-style scrollbar:
1691 * move up if mouse is above slider
1692 * move dn if mouse is below slider
1693 *
1694 * XTerm-style scrollbar:
1695 * Move display proportional to pointer location
1696 * pointer near top -> scroll one line
1697 * pointer near bot -> scroll full page
1698 */
1699#ifndef NO_SCROLLBAR_REPORT
1700 if (reportmode)
1701 {
1702 /*
1703 * Mouse report disabled scrollbar:
1704 * arrow buttons - send up/down
1705 * click on scrollbar - send pageup/down
1706 */
1707 if ((scrollBar.style == R_SB_NEXT
1708 && scrollbarnext_upButton (ev.y))
1709 || (scrollBar.style == R_SB_RXVT
1710 && scrollbarrxvt_upButton (ev.y)))
1711 tt_printf ("\033[A");
1712 else if ((scrollBar.style == R_SB_NEXT
1713 && scrollbarnext_dnButton (ev.y))
1714 || (scrollBar.style == R_SB_RXVT
1715 && scrollbarrxvt_dnButton (ev.y)))
1716 tt_printf ("\033[B");
1717 else
1718 switch (ev.button)
833 for (;;) 1719 {
1720 case Button2:
1721 tt_printf ("\014");
1722 break;
1723 case Button1:
1724 tt_printf ("\033[6~");
1725 break;
1726 case Button3:
1727 tt_printf ("\033[5~");
1728 break;
1729 }
1730 }
1731 else
1732#endif /* NO_SCROLLBAR_REPORT */
1733
1734 {
1735 char upordown = 0;
1736
1737 if (scrollBar.style == R_SB_NEXT)
1738 {
1739 if (scrollbarnext_upButton (ev.y))
1740 upordown = -1; /* up */
1741 else if (scrollbarnext_dnButton (ev.y))
1742 upordown = 1; /* down */
1743 }
1744 else if (scrollBar.style == R_SB_RXVT)
1745 {
1746 if (scrollbarrxvt_upButton (ev.y))
1747 upordown = -1; /* up */
1748 else if (scrollbarrxvt_dnButton (ev.y))
1749 upordown = 1; /* down */
1750 }
1751 if (upordown)
1752 {
1753#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1754 cont_scroll_ev.start (NOW + SCROLLBAR_INITIAL_DELAY);
1755#endif
1756 if (scr_page (upordown < 0 ? UP : DN, 1))
834 { 1757 {
835 ch = next_char (); 1758 if (upordown < 0)
1759 scrollBar.setUp ();
1760 else
1761 scrollBar.setDn ();
1762 }
1763 }
1764 else
1765 switch (ev.button)
1766 {
1767 case Button2:
1768 switch (scrollbar_align)
1769 {
1770 case R_SB_ALIGN_TOP:
1771 csrO = 0;
1772 break;
1773 case R_SB_ALIGN_CENTRE:
1774 csrO = (scrollBar.bot - scrollBar.top) / 2;
1775 break;
1776 case R_SB_ALIGN_BOTTOM:
1777 csrO = scrollBar.bot - scrollBar.top;
1778 break;
1779 }
836 1780
837 if (ch == NOCHAR || (ch < ' ' && ch != '\t' && ch != '\n' && ch != '\r')) 1781 if (scrollBar.style == R_SB_XTERM
1782 || scrollbar_above_slider (ev.y)
1783 || scrollbar_below_slider (ev.y))
1784 scr_move_to (scrollbar_position (ev.y) - csrO, scrollbar_size ());
1785
1786 scrollBar.setMotion ();
838 break; 1787 break;
1788
1789 case Button1:
1790 if (scrollbar_align == R_SB_ALIGN_CENTRE)
1791 csrO = ev.y - scrollBar.top;
1792 /* FALLTHROUGH */
1793
1794 case Button3:
1795 if (scrollBar.style != R_SB_XTERM)
1796 {
1797 if (scrollbar_above_slider (ev.y))
1798# ifdef RXVT_SCROLL_FULL
1799 scr_page (UP, TermWin.nrow - 1);
1800# else
1801 scr_page (UP, TermWin.nrow / 4);
1802# endif
1803 else if (scrollbar_below_slider (ev.y))
1804# ifdef RXVT_SCROLL_FULL
1805 scr_page (DN, TermWin.nrow - 1);
1806# else
1807 scr_page (DN, TermWin.nrow / 4);
1808# endif
1809 else
1810 scrollBar.setMotion ();
1811 }
839 else 1812 else
840 { 1813 {
841 *str++ = ch; 1814 scr_page ((ev.button == Button1 ? DN : UP),
1815 (TermWin.nrow
1816 * scrollbar_position (ev.y)
1817 / scrollbar_size ()));
1818 }
842 1819
843 if (ch == '\n') 1820 break;
1821 }
1822 }
1823 return;
1824 }
1825#if MENUBAR
1826 /*
1827 * Menubar window processing of button press
1828 */
1829 if (isMenuBarWindow (ev.window))
1830 menubar_control (ev);
1831#endif
1832}
1833
1834void
1835rxvt_term::button_release (XButtonEvent &ev)
1836{
1837 int reportmode = 0;
1838
1839 csrO = 0; /* reset csr Offset */
1840 if (!bypass_keystate)
1841 reportmode = !! (PrivateModes & PrivMode_mouse_report);
1842
1843 if (scrollbar_isUpDn ())
1844 {
1845 scrollBar.setIdle ();
1846 scrollbar_show (0);
1847#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1848 refresh_type &= ~SMOOTH_REFRESH;
1849#endif
1850
1851 }
1852#ifdef SELECTION_SCROLLING
1853 if (sel_scroll_ev.active)
1854 sel_scroll_ev.stop();
1855#endif
1856 if (ev.window == TermWin.vt)
1857 {
1858 if (reportmode)
1859 {
1860 /* mouse report from vt window */
1861 /* don't report release of wheel "buttons" */
1862 if (ev.button >= 4)
1863 return;
1864#ifdef MOUSE_REPORT_DOUBLECLICK
1865 /* only report the release of 'slow' single clicks */
1866 if (MEvent.button != AnyButton
1867 && (ev.button != MEvent.button
1868 || (ev.time - MEvent.time
1869 > MULTICLICK_TIME / 2)))
1870 {
1871 MEvent.clicks = 0;
1872 MEvent.button = AnyButton;
1873 mouse_report (ev);
1874 }
1875#else /* MOUSE_REPORT_DOUBLECLICK */
1876 MEvent.button = AnyButton;
1877 mouse_report (ev);
1878#endif /* MOUSE_REPORT_DOUBLECLICK */
1879 return;
1880 }
1881 /*
1882 * dumb hack to compensate for the failure of click-and-drag
1883 * when overriding mouse reporting
1884 */
1885 if (PrivateModes & PrivMode_mouse_report
1886 && bypass_keystate
1887 && ev.button == Button1 && MEvent.clicks <= 1)
1888 selection_extend (ev.x, ev.y, 0);
1889
1890 switch (ev.button)
1891 {
1892 case Button1:
1893 case Button3:
1894 selection_make (ev.time);
1895 break;
1896 case Button2:
1897 selection_request (ev.time, ev.x, ev.y);
1898 break;
1899#ifdef MOUSE_WHEEL
1900 case Button4:
1901 case Button5:
1902 {
1903 int i;
1904 page_dirn v;
1905
1906 v = ev.button == Button4 ? UP : DN;
1907
1908 if (ev.state & ShiftMask)
1909 i = 1;
1910 else if (Options & Opt_mouseWheelScrollPage)
1911 i = TermWin.nrow - 1;
1912 else
1913 i = 5;
1914
1915# ifdef MOUSE_SLIP_WHEELING
1916 if (ev.state & ControlMask)
1917 {
1918 mouse_slip_wheel_speed += v ? -1 : 1;
1919 if (mouse_slip_wheel_speed < -TermWin.nrow) mouse_slip_wheel_speed = -TermWin.nrow;
1920 if (mouse_slip_wheel_speed > +TermWin.nrow) mouse_slip_wheel_speed = +TermWin.nrow;
1921
1922 if (slip_wheel_ev.at < NOW)
1923 slip_wheel_ev.at = NOW + SCROLLBAR_CONTINUOUS_DELAY;
1924
1925 slip_wheel_ev.start ();
1926 }
1927 else
1928 {
1929# endif
1930# ifdef JUMP_MOUSE_WHEEL
1931 scr_page (v, i);
1932 scr_refresh (SMOOTH_REFRESH);
1933 scrollbar_show (1);
1934# else
1935 while (i--)
844 { 1936 {
1937 scr_page (v, 1);
1938 scr_refresh (SMOOTH_REFRESH);
1939 scrollbar_show (1);
1940 }
1941# endif
1942# ifdef MOUSE_SLIP_WHEELING
1943 }
1944#endif
1945 }
1946 break;
1947#endif
1948 }
1949 }
1950#ifdef MENUBAR
1951 else if (isMenuBarWindow (ev.window))
1952 menubar_control (ev);
1953#endif
1954}
1955
1956#ifdef TRANSPARENT
1957#if TINTING
1958/* taken from aterm-0.4.2 */
1959
1960typedef uint32_t RUINT32T;
1961
1962void ShadeXImage(rxvt_display *display, XImage* srcImage, int shade, int rm, int gm, int bm)
1963{
1964 int sh_r, sh_g, sh_b;
1965 RUINT32T mask_r, mask_g, mask_b;
1966 RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;
1967 unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
1968 unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
1969 int i;
1970
1971 Visual* visual = display->visual;
1972
1973 if( visual->c_class != TrueColor || srcImage->format != ZPixmap ) return ;
1974
1975 /* for convenience */
1976 mask_r = visual->red_mask;
1977 mask_g = visual->green_mask;
1978 mask_b = visual->blue_mask;
1979
1980 /* boring lookup table pre-initialization */
1981 switch (srcImage->bits_per_pixel) {
1982 case 15:
1983 if ((mask_r != 0x7c00) ||
1984 (mask_g != 0x03e0) ||
1985 (mask_b != 0x001f))
1986 return;
1987 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));
1988 lookup_r = lookup;
1989 lookup_g = lookup+32;
1990 lookup_b = lookup+32+32;
1991 sh_r = 10;
1992 sh_g = 5;
1993 sh_b = 0;
1994 break;
1995 case 16:
1996 if ((mask_r != 0xf800) ||
1997 (mask_g != 0x07e0) ||
1998 (mask_b != 0x001f))
1999 return;
2000 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));
2001 lookup_r = lookup;
2002 lookup_g = lookup+32;
2003 lookup_b = lookup+32+64;
2004 sh_r = 11;
2005 sh_g = 5;
2006 sh_b = 0;
2007 break;
2008 case 24:
2009 if ((mask_r != 0xff0000) ||
2010 (mask_g != 0x00ff00) ||
2011 (mask_b != 0x0000ff))
2012 return;
2013 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));
2014 lookup_r = lookup;
2015 lookup_g = lookup+256;
2016 lookup_b = lookup+256+256;
2017 sh_r = 16;
2018 sh_g = 8;
2019 sh_b = 0;
2020 break;
2021 case 32:
2022 if ((mask_r != 0xff0000) ||
2023 (mask_g != 0x00ff00) ||
2024 (mask_b != 0x0000ff))
2025 return;
2026 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));
2027 lookup_r = lookup;
2028 lookup_g = lookup+256;
2029 lookup_b = lookup+256+256;
2030 sh_r = 16;
2031 sh_g = 8;
2032 sh_b = 0;
2033 break;
2034 default:
2035 return; /* we do not support this color depth */
2036 }
2037
2038 /* prepare limits for color transformation (each channel is handled separately) */
2039 if (shade < 0) {
2040 shade = -shade;
2041 if (shade < 0) shade = 0;
2042 if (shade > 100) shade = 100;
2043
2044 lower_lim_r = 65535-rm;
2045 lower_lim_g = 65535-gm;
2046 lower_lim_b = 65535-bm;
2047
2048 lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);
2049 lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);
2050 lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);
2051
2052 upper_lim_r = upper_lim_g = upper_lim_b = 65535;
2053 } else {
2054 if (shade < 0) shade = 0;
2055 if (shade > 100) shade = 100;
2056
2057 lower_lim_r = lower_lim_g = lower_lim_b = 0;
2058
2059 upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
2060 upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
2061 upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
2062 }
2063
2064 /* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
2065 if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
2066 {
2067 unsigned int tmp;
2068
2069 tmp = lower_lim_r;
2070 lower_lim_r = lower_lim_b;
2071 lower_lim_b = tmp;
2072
2073 tmp = upper_lim_r;
2074 upper_lim_r = upper_lim_b;
2075 upper_lim_b = tmp;
2076 }
2077
2078 /* fill our lookup tables */
2079 for (i = 0; i <= mask_r>>sh_r; i++)
2080 {
2081 RUINT32T tmp;
2082 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));
2083 tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);
2084 lookup_r[i] = (tmp/65535)<<sh_r;
2085 }
2086 for (i = 0; i <= mask_g>>sh_g; i++)
2087 {
2088 RUINT32T tmp;
2089 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));
2090 tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);
2091 lookup_g[i] = (tmp/65535)<<sh_g;
2092 }
2093 for (i = 0; i <= mask_b>>sh_b; i++)
2094 {
2095 RUINT32T tmp;
2096 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));
2097 tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);
2098 lookup_b[i] = (tmp/65535)<<sh_b;
2099 }
2100
2101 /* apply table to input image (replacing colors by newly calculated ones) */
2102 switch (srcImage->bits_per_pixel)
2103 {
2104 case 15:
2105 {
2106 unsigned short *p1, *pf, *p, *pl;
2107 p1 = (unsigned short *) srcImage->data;
2108 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
2109 while (p1 < pf)
2110 {
2111 p = p1;
2112 pl = p1 + srcImage->width;
2113 for (; p < pl; p++)
2114 {
2115 *p = lookup_r[(*p & 0x7c00)>>10] |
2116 lookup_g[(*p & 0x03e0)>> 5] |
2117 lookup_b[(*p & 0x001f)];
2118 }
2119 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
2120 }
2121 break;
2122 }
2123 case 16:
2124 {
2125 unsigned short *p1, *pf, *p, *pl;
2126 p1 = (unsigned short *) srcImage->data;
2127 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
2128 while (p1 < pf)
2129 {
2130 p = p1;
2131 pl = p1 + srcImage->width;
2132 for (; p < pl; p++)
2133 {
2134 *p = lookup_r[(*p & 0xf800)>>11] |
2135 lookup_g[(*p & 0x07e0)>> 5] |
2136 lookup_b[(*p & 0x001f)];
2137 }
2138 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
2139 }
2140 break;
2141 }
2142 case 24:
2143 {
2144 unsigned char *p1, *pf, *p, *pl;
2145 p1 = (unsigned char *) srcImage->data;
2146 pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
2147 while (p1 < pf)
2148 {
2149 p = p1;
2150 pl = p1 + srcImage->width * 3;
2151 for (; p < pl; p += 3)
2152 {
2153 p[0] = lookup_r[(p[0] & 0xff0000)>>16];
2154 p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
2155 p[2] = lookup_r[(p[2] & 0x0000ff)];
2156 }
2157 p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
2158 }
2159 break;
2160 }
2161 case 32:
2162 {
2163 RUINT32T *p1, *pf, *p, *pl;
2164 p1 = (RUINT32T *) srcImage->data;
2165 pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
2166
2167 while (p1 < pf)
2168 {
2169 p = p1;
2170 pl = p1 + srcImage->width;
2171 for (; p < pl; p++)
2172 {
2173 *p = lookup_r[(*p & 0xff0000)>>16] |
2174 lookup_g[(*p & 0x00ff00)>> 8] |
2175 lookup_b[(*p & 0x0000ff)] |
2176 (*p & ~0xffffff);
2177 }
2178 p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
2179 }
2180 break;
2181 }
2182 }
2183
2184 free (lookup);
2185}
2186#endif
2187
2188/*
2189 * Check our parents are still who we think they are.
2190 * Do transparency updates if required
2191 */
2192int
2193rxvt_term::check_our_parents ()
2194{
2195 int i, pchanged, aformat, have_pixmap, rootdepth;
2196 unsigned long nitems, bytes_after;
2197 Atom atype;
2198 unsigned char *prop = NULL;
2199 Window root, oldp, *list;
2200 Pixmap rootpixmap = None;
2201 XWindowAttributes wattr, wrootattr;
2202
2203 pchanged = 0;
2204
2205 if (!(Options & Opt_transparent))
2206 return pchanged; /* Don't try any more */
2207
2208 XGetWindowAttributes (display->display, display->root, &wrootattr);
2209 rootdepth = wrootattr.depth;
2210
2211 XGetWindowAttributes (display->display, TermWin.parent[0], &wattr);
2212
2213 if (rootdepth != wattr.depth)
2214 {
2215 if (am_transparent)
2216 {
2217 pchanged = 1;
2218 XSetWindowBackground (display->display, TermWin.vt, PixColorsFocused[Color_bg]);
2219 am_transparent = am_pixmap_trans = 0;
2220 }
2221
2222 return pchanged; /* Don't try any more */
2223 }
2224
2225 /* Get all X ops out of the queue so that our information is up-to-date. */
2226 XSync (display->display, False);
2227
2228 /*
2229 * Make the frame window set by the window manager have
2230 * the root background. Some window managers put multiple nested frame
2231 * windows for each client, so we have to take care about that.
2232 */
2233 i = (xa[XA_XROOTPMAPID]
2234 && XGetWindowProperty (display->display, display->root, xa[XA_XROOTPMAPID],
2235 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
2236 &nitems, &bytes_after, &prop) == Success);
2237
2238 if (!i || prop == NULL)
2239 i = (xa[XA_XSETROOTID]
2240 && XGetWindowProperty (display->display, display->root, xa[XA_XSETROOTID],
2241 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
2242 &nitems, &bytes_after, &prop) == Success);
2243
2244 if (!i || prop == NULL
2245#if TINTING
2246 || !rs[Rs_color + Color_tint]
2247#endif
2248 )
2249 have_pixmap = 0;
2250 else
2251 {
2252 have_pixmap = 1;
2253 rootpixmap = *(Pixmap *)prop;
2254 XFree (prop);
2255 }
2256
2257 if (have_pixmap)
2258 {
2259 /*
2260 * Copy display->root pixmap transparency
2261 */
2262 int sx, sy, nx, ny;
2263 unsigned int nw, nh;
2264 Window cr;
2265 XImage *image;
2266 GC gc;
2267 XGCValues gcvalue;
2268
2269 XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
2270 0, 0, &sx, &sy, &cr);
2271 nw = (unsigned int)szHint.width;
2272 nh = (unsigned int)szHint.height;
2273 nx = ny = 0;
2274
2275 if (sx < 0)
2276 {
2277 nw += sx;
2278 nx = -sx;
2279 sx = 0;
2280 }
2281
2282 if (sy < 0)
2283 {
2284 nh += sy;
2285 ny = -sy;
2286 sy = 0;
2287 }
2288
2289 MIN_IT (nw, (unsigned int) (wrootattr.width - sx));
2290 MIN_IT (nh, (unsigned int) (wrootattr.height - sy));
2291 allowedxerror = -1;
2292 image = XGetImage (display->display, rootpixmap, sx, sy, nw, nh, AllPlanes, ZPixmap);
2293
2294 /* XXX: handle BadMatch - usually because we're outside the pixmap */
2295 /* XXX: may need a delay here? */
2296 allowedxerror = 0;
2297
2298 if (image == NULL)
2299 {
2300 if (am_transparent && am_pixmap_trans)
2301 {
2302 pchanged = 1;
2303 if (TermWin.pixmap != None)
2304 {
2305 XFreePixmap (display->display, TermWin.pixmap);
2306 TermWin.pixmap = None;
2307 }
2308 }
2309
2310 am_pixmap_trans = 0;
2311 }
2312 else
2313 {
2314 if (TermWin.pixmap != None)
2315 XFreePixmap (display->display, TermWin.pixmap);
2316
2317#if TINTING
2318 if (ISSET_PIXCOLOR (Color_tint))
2319 {
2320 unsigned short rm, gm, bm;
2321 int shade = rs[Rs_shade] ? atoi (rs[Rs_shade]) : 100;
2322
2323 PixColorsFocused[Color_tint].get (display, rm, gm, bm);
2324
2325 ShadeXImage (display, image, shade, rm, gm, bm);
2326 }
2327#endif
2328
2329 TermWin.pixmap = XCreatePixmap (display->display, TermWin.vt,
2330 szHint.width, szHint.height, image->depth);
2331 gc = XCreateGC (display->display, TermWin.vt, 0UL, &gcvalue);
2332 XPutImage (display->display, TermWin.pixmap, gc, image, 0, 0,
2333 nx, ny, image->width, image->height);
2334 XFreeGC (display->display, gc);
2335 XDestroyImage (image);
2336 XSetWindowBackgroundPixmap (display->display, TermWin.parent[0], TermWin.pixmap);
2337 XClearWindow (display->display, TermWin.parent[0]);
2338
2339 if (!am_transparent || !am_pixmap_trans)
2340 pchanged = 1;
2341
2342 am_transparent = am_pixmap_trans = 1;
2343 }
2344 }
2345
2346 if (!am_pixmap_trans)
2347 {
2348 unsigned int n;
2349 /*
2350 * InheritPixmap transparency
2351 */
2352 D_X ((stderr, "InheritPixmap Seeking to %08lx", display->root));
2353 for (i = 1; i < (int) (sizeof (TermWin.parent) / sizeof (Window)); i++)
2354 {
2355 oldp = TermWin.parent[i];
2356 XQueryTree (display->display, TermWin.parent[i - 1], &root,
2357 &TermWin.parent[i], &list, &n);
2358 XFree (list);
2359 D_X ((stderr, "InheritPixmap Parent[%d] = %08lx", i, TermWin.parent[i]));
2360
2361 if (TermWin.parent[i] == display->root)
2362 {
2363 if (oldp != None)
2364 pchanged = 1;
2365
2366 break;
2367 }
2368
2369 if (oldp != TermWin.parent[i])
2370 pchanged = 1;
2371 }
2372
2373 n = 0;
2374
2375 if (pchanged)
2376 {
2377 for (; n < (unsigned int)i; n++)
2378 {
2379 XGetWindowAttributes (display->display, TermWin.parent[n], &wattr);
2380 D_X ((stderr, "InheritPixmap Checking Parent[%d]: %s", n, (wattr.depth == rootdepth && wattr.class != InputOnly) ? "OK" : "FAIL"));
2381 if (wattr.depth != rootdepth || wattr.c_class == InputOnly)
2382 {
2383 n = (int) (sizeof (TermWin.parent) / sizeof (Window)) + 1;
2384 break;
2385 }
2386 }
2387 }
2388
2389 if (n > (int) (sizeof (TermWin.parent) / sizeof (TermWin.parent[0])))
2390 {
2391 D_X ((stderr, "InheritPixmap Turning off"));
2392 XSetWindowBackground (display->display, TermWin.parent[0], PixColorsFocused[Color_fg]);
2393 XSetWindowBackground (display->display, TermWin.vt, PixColorsFocused[Color_bg]);
2394 am_transparent = 0;
2395 /* XXX: also turn off Opt_transparent? */
2396 }
2397 else
2398 {
2399#if WAIT_FOR_WM
2400 /* wait (an arbitrary period) for the WM to do its thing
2401 * needed for fvwm2.2.2 (and before?) */
2402 sleep (1);
2403#endif
2404 D_X ((stderr, "InheritPixmap Turning on (%d parents)", i - 1));
2405 for (n = 0; n < (unsigned int)i; n++)
2406 {
2407 XSetWindowBackgroundPixmap (display->display, TermWin.parent[n], ParentRelative);
2408 XClearWindow (display->display, TermWin.parent[n]);
2409 }
2410
2411 XSetWindowBackgroundPixmap (display->display, TermWin.vt, ParentRelative);
2412 am_transparent = 1;
2413 }
2414
2415 for (; i < (int) (sizeof (TermWin.parent) / sizeof (Window)); i++)
2416 TermWin.parent[i] = None;
2417 }
2418
2419 // this is experimental
2420 if (scrollBar.win)
2421 {
2422 XSetWindowBackgroundPixmap (display->display, scrollBar.win, ParentRelative);
2423 XClearWindow (display->display, scrollBar.win);
2424 scrollBar.setIdle ();
2425 scrollbar_show (0);
2426 }
2427
2428 return pchanged;
2429}
2430#endif
2431
2432/*}}} */
2433
2434bool
2435rxvt_term::cmd_parse ()
2436{
2437 bool flag = false;
2438 unicode_t ch = NOCHAR;
2439 unsigned char *seq_begin; // remember start of esc-sequence here
2440
2441 for (;;)
2442 {
2443 if (ch == NOCHAR)
2444 {
2445 seq_begin = cmdbuf_ptr;
2446 ch = next_char ();
2447 }
2448
2449 if (ch == NOCHAR) // TODO: improve
2450 break;
2451
2452 if (!IS_CONTROL (ch) || ch == C0_LF || ch == C0_CR || ch == C0_HT)
2453 {
2454 /* Read a text string from the input buffer */
2455 unicode_t buf[UBUFSIZ];
2456 bool refreshnow = false;
2457 int nlines = 0;
2458 unicode_t *str = buf;
2459
2460 for (;;)
2461 {
2462 if (ch == NOCHAR || (IS_CONTROL (ch) && ch != C0_LF && ch != C0_CR && ch != C0_HT))
2463 break;
2464
2465 *str++ = ch;
2466
2467 if (ch == C0_LF)
2468 {
845 nlines++; 2469 nlines++;
846 refresh_count++; 2470 refresh_count++;
847 2471
848 if (!(Options & Opt_jumpScroll) 2472 if (!(Options & Opt_jumpScroll)
849 || (refresh_count >= (refresh_limit * (TermWin.nrow - 1)))) 2473 || (refresh_count >= refresh_limit * (TermWin.nrow - 1)))
850 {
851 refreshnow = true;
852 ch = NOCHAR;
853 break;
854 }
855 }
856
857 if (str >= buf + BUFSIZ)
858 { 2474 {
2475 refreshnow = true;
859 ch = NOCHAR; 2476 ch = NOCHAR;
860 break; 2477 break;
861 } 2478 }
2479
2480 // scr_add_lines only works for nlines <= TermWin.nrow - 1.
2481 if (nlines >= TermWin.nrow - 1)
2482 {
2483 scr_add_lines (buf, nlines, str - buf);
2484 nlines = 0;
2485 str = buf;
862 } 2486 }
863 } 2487 }
864 2488
865 rxvt_scr_add_lines (this, buf, nlines, str - buf); 2489 if (str >= buf + UBUFSIZ)
866
867 /*
868 * If there have been a lot of new lines, then update the screen
869 * What the heck I'll cheat and only refresh less than every page-full.
870 * the number of pages between refreshes is refresh_limit, which
871 * is incremented here because we must be doing flat-out scrolling.
872 *
873 * refreshing should be correct for small scrolls, because of the
874 * time-out
875 */
876 if (refreshnow)
877 { 2490 {
878 if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD) 2491 ch = NOCHAR;
879 refresh_limit++; 2492 break;
880
881 rxvt_scr_refresh (this, refresh_type);
882 } 2493 }
883 2494
2495 seq_begin = cmdbuf_ptr;
2496 ch = next_char ();
884 } 2497 }
2498
2499 scr_add_lines (buf, nlines, str - buf);
2500
885 else 2501 /*
2502 * If there have been a lot of new lines, then update the screen
2503 * What the heck I'll cheat and only refresh less than every page-full.
2504 * the number of pages between refreshes is refresh_limit, which
2505 * is incremented here because we must be doing flat-out scrolling.
2506 */
2507 if (refreshnow)
886 { 2508 {
887 switch (ch) 2509 if ((Options & Opt_jumpScroll) && refresh_limit < REFRESH_PERIOD)
2510 refresh_limit++;
2511 else
888 { 2512 {
889 default:
890 rxvt_process_nonprinting (this, ch);
891 break; 2513 flag = true;
892 case C0_ESC: /* escape char */ 2514 scr_refresh (refresh_type);
893 rxvt_process_escape_seq (this);
894 break;
895 /*case 0x9b: */ /* CSI */
896 /* rxvt_process_csi_seq (this); */
897 } 2515 }
898
899 ch = NOCHAR;
900 } 2516 }
2517
2518 }
2519 else
901 } 2520 {
902 } 2521 try
2522 {
2523 process_nonprinting (ch);
2524 }
2525 catch (const class out_of_input &o)
2526 {
2527 // we ran out of input, retry later
2528 cmdbuf_ptr = seq_begin;
2529 break;
2530 }
903 2531
904 flush (); 2532 ch = NOCHAR;
905} 2533 }
906
907void
908rxvt_term::flush ()
909{
910#ifdef TRANSPARENT
911 if (want_full_refresh)
912 { 2534 }
913 want_full_refresh = 0; 2535
914 rxvt_scr_clear (this); 2536 return flag;
915 rxvt_scr_touch (this, False); 2537}
916 want_refresh = 1; 2538
2539// read the next octet
2540unicode_t
2541rxvt_term::next_octet ()
2542{
2543 return cmdbuf_ptr < cmdbuf_endp
2544 ? *cmdbuf_ptr++
2545 : NOCHAR;
2546}
2547
2548// read the next character
2549unicode_t
2550rxvt_term::next_char ()
2551{
2552 while (cmdbuf_ptr < cmdbuf_endp)
917 } 2553 {
918#endif 2554 // assume 7-bit to be ascii ALWAYS
2555 if (*cmdbuf_ptr <= 0x7f && *cmdbuf_ptr != 0x1b)
2556 return *cmdbuf_ptr++;
919 2557
920 if (want_refresh) 2558 wchar_t wc;
2559 size_t len = mbrtowc (&wc, (char *)cmdbuf_ptr, cmdbuf_endp - cmdbuf_ptr, mbstate);
2560
2561 if (len == (size_t)-2)
2562 {
2563 // the mbstate stores incomplete sequences. didn't know this :/
2564 cmdbuf_ptr = cmdbuf_endp;
2565 break;
2566 }
2567
2568 if (len == (size_t)-1)
2569 return *cmdbuf_ptr++; // the _occasional_ latin1 character is allowed to slip through
2570
2571 // assume wchar == unicode
2572 cmdbuf_ptr += len;
2573 return wc;
921 { 2574 }
922 rxvt_scr_refresh (this, refresh_type);
923 rxvt_scrollbar_show (this, 1);
924#ifdef USE_XIM
925 rxvt_IMSendSpot (this);
926#endif
927 }
928 2575
929 if (XPending (Xdisplay)) process_x_events (); 2576 return NOCHAR;
930 XFlush (Xdisplay);
931 if (XPending (Xdisplay)) process_x_events ();
932} 2577}
933 2578
934/* rxvt_cmd_getc() - Return next input character */ 2579/* rxvt_cmd_getc () - Return next input character */
935/* 2580/*
936 * Return the next input character after first passing any keyboard input 2581 * Return the next input character after first passing any keyboard input
937 * to the command. 2582 * to the command.
938 */ 2583 */
939/* INTPROTO */ 2584unicode_t
940uint32_t
941rxvt_cmd_getc(pR) 2585rxvt_term::cmd_getc ()
942{ 2586{
943 for (;;)
944 {
945 uint32_t c = R->next_char (); 2587 unicode_t c = next_char ();
2588
946 if (c != NOCHAR) 2589 if (c == NOCHAR)
947 return c; 2590 throw out_of_input;
948 2591
949 // incomplete sequences should occur rarely, still, a better solution
950 // would be preferred. either setjmp/longjmp or better design.
951 fcntl (R->cmd_fd, F_SETFL, 0);
952 R->pty_fill ();
953 fcntl (R->cmd_fd, F_SETFL, O_NONBLOCK);
954 }
955
956#if 0
957#define TIMEOUT_USEC 5000
958 fd_set readfds;
959 int quick_timeout, select_res;
960 int want_motion_time, want_keypress_time;
961 struct timeval value;
962#if defined(POINTER_BLANK) || defined(CURSOR_BLINK)
963 struct timeval tp;
964#endif
965
966 for (;;) {
967 /* loop until we can return something */
968
969 if (R->v_bufstr < R->v_bufptr) /* output any pending chars */
970 rxvt_tt_write(aR_ NULL, 0);
971
972#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
973 if (R->mouse_slip_wheel_speed) {
974 quick_timeout = 1;
975 if (!R->mouse_slip_wheel_delay--
976 && rxvt_scr_page(aR_ R->mouse_slip_wheel_speed > 0 ? UP : DN,
977 abs(R->mouse_slip_wheel_speed))) {
978 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
979 R->refresh_type |= SMOOTH_REFRESH;
980 R->want_refresh = 1;
981 }
982 }
983#endif /* MOUSE_WHEEL && MOUSE_SLIP_WHEELING */
984#ifdef SELECTION_SCROLLING
985 if (R->pending_scroll_selection) {
986 quick_timeout = 1;
987 if (!R->scroll_selection_delay--
988 && rxvt_scr_page(aR_ R->scroll_selection_dir,
989 R->scroll_selection_lines)) {
990 rxvt_selection_extend(aR_ R->selection_save_x,
991 R->selection_save_y, R->selection_save_state);
992 R->scroll_selection_delay = SCROLLBAR_CONTINUOUS_DELAY;
993 R->refresh_type |= SMOOTH_REFRESH;
994 R->want_refresh = 1;
995 }
996 }
997#endif
998#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
999 if (scrollbar_isUp() || scrollbar_isDn()) {
1000 quick_timeout = 1;
1001 if (!R->scroll_arrow_delay--
1002 && rxvt_scr_page(aR_ scrollbar_isUp() ? UP : DN, 1)) {
1003 R->scroll_arrow_delay = SCROLLBAR_CONTINUOUS_DELAY;
1004 R->refresh_type |= SMOOTH_REFRESH;
1005 R->want_refresh = 1;
1006 }
1007 }
1008#endif /* NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING */
1009
1010#ifdef TRANSPARENT
1011 quick_timeout |= R->want_full_refresh;
1012#endif
1013#endif
1014}
1015
1016void
1017rxvt_term::pointer_unblank ()
1018{
1019 XDefineCursor (Xdisplay, TermWin.vt, TermWin_cursor);
1020 rxvt_recolour_cursor (this);
1021
1022#ifdef POINTER_BLANK
1023 hidden_pointer = 0;
1024
1025 if (Options & Opt_pointerBlank)
1026 pointer_ev.start (NOW + pointerBlankDelay);
1027#endif
1028}
1029
1030#ifdef POINTER_BLANK
1031void
1032rxvt_term::pointer_blank ()
1033{
1034 pointer_ev.stop ();
1035
1036 if (!(Options & Opt_pointerBlank))
1037 return; 2592 return c;
1038
1039 XDefineCursor (Xdisplay, TermWin.vt, blank_cursor);
1040 XFlush (Xdisplay);
1041
1042 hidden_pointer = 1;
1043} 2593}
1044 2594
1045void 2595unicode_t
1046rxvt_term::pointer_cb (time_watcher &w) 2596rxvt_term::cmd_get8 ()
1047{ 2597{
1048 pointer_blank (); 2598 unicode_t c = next_octet ();
1049}
1050#endif
1051 2599
1052/* INTPROTO */ 2600 if (c == NOCHAR)
1053void 2601 throw out_of_input;
1054rxvt_mouse_report(pR_ const XButtonEvent *ev)
1055{
1056 int button_number, key_state = 0;
1057 int x, y;
1058 2602
1059 x = ev->x;
1060 y = ev->y;
1061 rxvt_pixel_position(aR_ &x, &y);
1062
1063 if (R->MEvent.button == AnyButton) {
1064 button_number = 3;
1065 } else {
1066 button_number = R->MEvent.button - Button1;
1067 /* add 0x3D for wheel events, like xterm does */
1068 if (button_number >= 3)
1069 button_number += (64 - 3);
1070 }
1071
1072 if (R->PrivateModes & PrivMode_MouseX10) {
1073 /*
1074 * do not report ButtonRelease
1075 * no state info allowed
1076 */
1077 key_state = 0;
1078 if (button_number == 3)
1079 return; 2603 return c;
1080 } else {
1081 /* XTerm mouse reporting needs these values:
1082 * 4 = Shift
1083 * 8 = Meta
1084 * 16 = Control
1085 * plus will add in our own Double-Click reporting
1086 * 32 = Double Click
1087 */
1088 key_state = ((R->MEvent.state & ShiftMask) ? 4 : 0)
1089 + ((R->MEvent.state & R->ModMetaMask) ? 8 : 0)
1090 + ((R->MEvent.state & ControlMask) ? 16 : 0);
1091#ifdef MOUSE_REPORT_DOUBLECLICK
1092 key_state += ((R->MEvent.clicks > 1) ? 32 : 0);
1093#endif
1094 }
1095
1096#ifdef DEBUG_MOUSEREPORT
1097 fprintf(stderr, "Mouse [");
1098 if (key_state & 16)
1099 fputc('C', stderr);
1100 if (key_state & 4)
1101 fputc('S', stderr);
1102 if (key_state & 8)
1103 fputc('A', stderr);
1104 if (key_state & 32)
1105 fputc('2', stderr);
1106 fprintf(stderr, "]: <%d>, %d/%d\n",
1107 button_number,
1108 x + 1,
1109 y + 1);
1110#else
1111 rxvt_tt_printf(aR_ "\033[M%c%c%c",
1112 (32 + button_number + key_state),
1113 (32 + x + 1),
1114 (32 + y + 1));
1115#endif
1116} 2604}
1117
1118#ifdef USING_W11LIB
1119/* EXTPROTO */
1120void
1121rxvt_W11_process_x_event(XEvent *ev)
1122{
1123 rxvt_t *r = rxvt_get_r();
1124
1125 rxvt_process_x_event(aR_ ev);
1126}
1127#endif
1128
1129/*{{{ process an X event */
1130/* INTPROTO */
1131void
1132rxvt_process_x_event(pR_ XEvent *ev)
1133{
1134 int i, want_timeout;
1135 Window unused_root, unused_child;
1136 int unused_root_x, unused_root_y;
1137 unsigned int unused_mask;
1138 struct timeval tp;
1139
1140#ifdef DEBUG_X
1141 const char *const eventnames[] =
1142 { /* mason - this matches my system */
1143 "",
1144 "",
1145 "KeyPress",
1146 "KeyRelease",
1147 "ButtonPress",
1148 "ButtonRelease",
1149 "MotionNotify",
1150 "EnterNotify",
1151 "LeaveNotify",
1152 "FocusIn",
1153 "FocusOut",
1154 "KeymapNotify",
1155 "Expose",
1156 "GraphicsExpose",
1157 "NoExpose",
1158 "VisibilityNotify",
1159 "CreateNotify",
1160 "DestroyNotify",
1161 "UnmapNotify",
1162 "MapNotify",
1163 "MapRequest",
1164 "ReparentNotify",
1165 "ConfigureNotify",
1166 "ConfigureRequest",
1167 "GravityNotify",
1168 "ResizeRequest",
1169 "CirculateNotify",
1170 "CirculateRequest",
1171 "PropertyNotify",
1172 "SelectionClear",
1173 "SelectionRequest",
1174 "SelectionNotify",
1175 "ColormapNotify",
1176 "ClientMessage",
1177 "MappingNotify"
1178 };
1179 struct tm *ltt;
1180#endif
1181
1182 /*
1183 * check if we need to get the time for any timeouts
1184 */
1185
1186 for (i = NUM_TIMEOUTS; i--; )
1187 if (R->timeout[i].tv_sec) {
1188 want_timeout = 1;
1189 break;
1190 }
1191
1192#ifndef DEBUG_X
1193 if (want_timeout)
1194#endif
1195 (void)gettimeofday(&tp, NULL);
1196
1197#ifdef DEBUG_X
1198 ltt = localtime(&(tp.tv_sec));
1199 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));
1200#endif
1201
1202 /* X event timeouts */
1203 if (want_timeout)
1204 for (i = NUM_TIMEOUTS; i--; ) {
1205 if (R->timeout[i].tv_sec == 0)
1206 continue;
1207 if ((tp.tv_sec < R->timeout[i].tv_sec)
1208 || (tp.tv_sec == R->timeout[i].tv_sec
1209 && tp.tv_usec < R->timeout[i].tv_usec))
1210 continue;
1211 R->timeout[i].tv_sec = 0;
1212 switch(i) {
1213 case TIMEOUT_INCR:
1214 rxvt_print_error("data loss: timeout on INCR selection paste");
1215 R->selection_wait = Sel_none;
1216 break;
1217 default:
1218 break;
1219 }
1220 }
1221
1222 switch (ev->type) {
1223 case KeyPress:
1224 rxvt_lookup_key(aR_ (XKeyEvent *)ev);
1225 break;
1226
1227#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1228 case KeyRelease:
1229 {
1230 if (!(ev->xkey.state & ControlMask))
1231 R->mouse_slip_wheel_speed = 0;
1232 else {
1233 KeySym ks;
1234
1235 ks = XKeycodeToKeysym(R->Xdisplay, ev->xkey.keycode, 0);
1236 if (ks == XK_Control_L || ks == XK_Control_R)
1237 R->mouse_slip_wheel_speed = 0;
1238 }
1239 break;
1240 }
1241#endif
1242
1243 case ButtonPress:
1244 rxvt_button_press(aR_ (XButtonEvent *)ev);
1245 break;
1246
1247 case ButtonRelease:
1248 rxvt_button_release(aR_ (XButtonEvent *)ev);
1249 break;
1250
1251 case ClientMessage:
1252 if (ev->xclient.format == 32
1253 && (Atom)ev->xclient.data.l[0] == R->xa[XA_WMDELETEWINDOW])
1254 exit(EXIT_SUCCESS);
1255#ifdef OFFIX_DND
1256 /* OffiX Dnd (drag 'n' drop) protocol */
1257 if (ev->xclient.message_type == R->xa[XA_DNDPROTOCOL]
1258 && (ev->xclient.data.l[0] == DndFile
1259 || ev->xclient.data.l[0] == DndDir
1260 || ev->xclient.data.l[0] == DndLink)) {
1261 /* Get Dnd data */
1262 Atom ActualType;
1263 int ActualFormat;
1264 unsigned char *data;
1265 unsigned long Size, RemainingBytes;
1266
1267 XGetWindowProperty(R->Xdisplay, Xroot,
1268 R->xa[XA_DNDSELECTION],
1269 0L, 1000000L,
1270 False, AnyPropertyType,
1271 &ActualType, &ActualFormat,
1272 &Size, &RemainingBytes,
1273 &data);
1274 XChangeProperty(R->Xdisplay, Xroot,
1275 XA_CUT_BUFFER0, XA_STRING,
1276 8, PropModeReplace,
1277 data, STRLEN(data));
1278 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, True);
1279 XSetInputFocus(R->Xdisplay, Xroot, RevertToNone, CurrentTime);
1280 }
1281#endif /* OFFIX_DND */
1282 break;
1283
1284 case MappingNotify:
1285 XRefreshKeyboardMapping(&(ev->xmapping));
1286 break;
1287
1288 /*
1289 * XXX: this is not the _current_ arrangement
1290 * Here's my conclusion:
1291 * If the window is completely unobscured, use bitblt's
1292 * to scroll. Even then, they're only used when doing partial
1293 * screen scrolling. When partially obscured, we have to fill
1294 * in the GraphicsExpose parts, which means that after each refresh,
1295 * we need to wait for the graphics expose or Noexpose events,
1296 * which ought to make things real slow!
1297 */
1298 case VisibilityNotify:
1299 switch (ev->xvisibility.state)
1300 {
1301 case VisibilityUnobscured:
1302 R->refresh_type = FAST_REFRESH;
1303 break;
1304 case VisibilityPartiallyObscured:
1305 R->refresh_type = SLOW_REFRESH;
1306 break;
1307 default:
1308 R->refresh_type = NO_REFRESH;
1309 break;
1310 }
1311 break;
1312
1313 case FocusIn:
1314 if (!R->TermWin.focus) {
1315 R->TermWin.focus = 1;
1316 R->want_refresh = 1;
1317#ifdef USE_XIM
1318 if (R->Input_Context != NULL)
1319 XSetICFocus(R->Input_Context);
1320#endif
1321#ifdef CURSOR_BLINK
1322 if (R->Options & Opt_cursorBlink)
1323 R->blink_ev.start (NOW + BLINK_INTERVAL);
1324#endif
1325 }
1326 break;
1327
1328 case FocusOut:
1329 if (R->TermWin.focus) {
1330 R->TermWin.focus = 0;
1331 R->want_refresh = 1;
1332#ifdef USE_XIM
1333 if (R->Input_Context != NULL)
1334 XUnsetICFocus(R->Input_Context);
1335#endif
1336#ifdef CURSOR_BLINK
1337 if (R->Options & Opt_cursorBlink)
1338 R->blink_ev.stop ();
1339 R->hidden_cursor = 0;
1340#endif
1341 }
1342 break;
1343
1344 case ConfigureNotify:
1345 if (ev->xconfigure.window == R->TermWin.parent[0]) {
1346 int height, width;
1347
1348 do { /* Wrap lots of configures into one */
1349 width = ev->xconfigure.width;
1350 height = ev->xconfigure.height;
1351 D_SIZE((stderr, "Size: ConfigureNotify: %4d x %4d", width, height));
1352 } while (XCheckTypedWindowEvent(R->Xdisplay, ev->xconfigure.window,
1353 ConfigureNotify, ev));
1354 if (R->szHint.width != width || R->szHint.height != height) {
1355 D_SIZE((stderr, "Size: Resizing from: %4d x %4d", R->szHint.width, R->szHint.height));
1356 rxvt_resize_all_windows(aR_ (unsigned int)width,
1357 (unsigned int)height, 1);
1358 }
1359#ifdef DEBUG_SIZE
1360 else {
1361 D_SIZE((stderr, "Size: Not resizing"));
1362 }
1363#endif
1364#ifdef TRANSPARENT /* XXX: maybe not needed - leave in for now */
1365 if (R->Options & Opt_transparent) {
1366 rxvt_check_our_parents(aR);
1367 if (R->am_transparent)
1368 R->want_full_refresh = 1;
1369 }
1370#endif
1371 }
1372 break;
1373
1374 case SelectionClear:
1375 rxvt_selection_clear(aR);
1376 break;
1377
1378 case SelectionNotify:
1379 if (R->selection_wait == Sel_normal)
1380 rxvt_selection_paste(aR_ ev->xselection.requestor,
1381 ev->xselection.property, True);
1382 break;
1383
1384 case SelectionRequest:
1385 rxvt_selection_send(aR_ &(ev->xselectionrequest));
1386 break;
1387
1388 case UnmapNotify:
1389 R->TermWin.mapped = 0;
1390 break;
1391
1392 case MapNotify:
1393 R->TermWin.mapped = 1;
1394 break;
1395
1396 case PropertyNotify:
1397 if (ev->xproperty.atom == R->xa[XA_VT_SELECTION]) {
1398 if (ev->xproperty.state == PropertyNewValue)
1399 rxvt_selection_property(aR_ ev->xproperty.window,
1400 ev->xproperty.atom);
1401 break;
1402 }
1403#ifdef TRANSPARENT
1404 /*
1405 * if user used some Esetroot compatible prog to set the root bg,
1406 * use the property to determine the pixmap. We use it later on.
1407 */
1408 if (R->xa[XA_XROOTPMAPID] == 0)
1409 R->xa[XA_XROOTPMAPID] = XInternAtom(R->Xdisplay,
1410 "_XROOTPMAP_ID", False);
1411 if (ev->xproperty.atom != R->xa[XA_XROOTPMAPID])
1412 break;
1413 /* FALLTHROUGH */
1414 case ReparentNotify:
1415 if ((R->Options & Opt_transparent) && rxvt_check_our_parents(aR)) {
1416 if (R->am_transparent)
1417 R->want_full_refresh = 1;
1418 }
1419#endif /* TRANSPARENT */
1420 break;
1421
1422 case GraphicsExpose:
1423 case Expose:
1424 if (ev->xany.window == R->TermWin.vt) {
1425#ifdef NO_SLOW_LINK_SUPPORT
1426 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1427 ev->xexpose.width, ev->xexpose.height, False);
1428#else
1429 // don't understand this, so commented it out
1430 rxvt_scr_expose(aR_ ev->xexpose.x, ev->xexpose.y,
1431 ev->xexpose.width, ev->xexpose.height, False);
1432 //rxvt_scr_expose(aR_ ev->xexpose.x, 0,
1433 // ev->xexpose.width, R->TermWin.height, False);
1434#endif
1435 R->want_refresh = 1;
1436 } else {
1437 XEvent unused_xevent;
1438
1439 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1440 Expose,
1441 &unused_xevent)) ;
1442 while (XCheckTypedWindowEvent(R->Xdisplay, ev->xany.window,
1443 GraphicsExpose,
1444 &unused_xevent)) ;
1445 if (isScrollbarWindow(ev->xany.window)) {
1446 scrollbar_setIdle();
1447 rxvt_scrollbar_show(aR_ 0);
1448 }
1449#ifdef MENUBAR
1450 if (menubar_visible(aR) && isMenuBarWindow(ev->xany.window))
1451 rxvt_menubar_expose(aR);
1452#endif
1453#ifdef RXVT_GRAPHICS
1454 rxvt_Gr_expose(aR_ ev->xany.window);
1455#endif
1456 }
1457 break;
1458
1459 case MotionNotify:
1460#ifdef POINTER_BLANK
1461 if (R->hidden_pointer)
1462 R->pointer_unblank ();
1463#endif
1464#if MENUBAR
1465 if (isMenuBarWindow(ev->xany.window)) {
1466 rxvt_menubar_control(aR_ &(ev->xbutton));
1467 break;
1468 }
1469#endif
1470 if ((R->PrivateModes & PrivMode_mouse_report) && !(R->bypass_keystate))
1471 break;
1472
1473 if (ev->xany.window == R->TermWin.vt) {
1474 if ((ev->xbutton.state & (Button1Mask | Button3Mask))) {
1475 while (XCheckTypedWindowEvent(R->Xdisplay, R->TermWin.vt,
1476 MotionNotify, ev)) ;
1477 XQueryPointer(R->Xdisplay, R->TermWin.vt,
1478 &unused_root, &unused_child,
1479 &unused_root_x, &unused_root_y,
1480 &(ev->xbutton.x), &(ev->xbutton.y),
1481 &unused_mask);
1482#ifdef MOUSE_THRESHOLD
1483 /* deal with a `jumpy' mouse */
1484 if ((ev->xmotion.time - R->MEvent.time) > MOUSE_THRESHOLD) {
1485#endif
1486 rxvt_selection_extend(aR_ (ev->xbutton.x), (ev->xbutton.y),
1487 (ev->xbutton.state & Button3Mask) ? 2 : 0);
1488#ifdef SELECTION_SCROLLING
1489 if (ev->xbutton.y<R->TermWin.int_bwidth ||
1490 Pixel2Row(ev->xbutton.y)>(R->TermWin.nrow-1)) {
1491 int dist;
1492
1493 R->pending_scroll_selection=1;
1494
1495 /* don't clobber the current delay if we are
1496 * already in the middle of scrolling.
1497 */
1498 if (R->scroll_selection_delay<=0)
1499 R->scroll_selection_delay=SCROLLBAR_CONTINUOUS_DELAY;
1500
1501 /* save the event params so we can highlight
1502 * the selection in the pending-scroll loop
1503 */
1504 R->selection_save_x=ev->xbutton.x;
1505 R->selection_save_y=ev->xbutton.y;
1506 R->selection_save_state=
1507 (ev->xbutton.state & Button3Mask) ? 2 : 0;
1508
1509 /* calc number of lines to scroll */
1510 if (ev->xbutton.y<R->TermWin.int_bwidth) {
1511 R->scroll_selection_dir = UP;
1512 dist = R->TermWin.int_bwidth - ev->xbutton.y;
1513 }
1514 else {
1515 R->scroll_selection_dir = DN;
1516 dist = ev->xbutton.y -
1517 (R->TermWin.int_bwidth + R->TermWin.height);
1518 }
1519 R->scroll_selection_lines=(Pixel2Height(dist)/
1520 SELECTION_SCROLL_LINE_SPEEDUP)+1;
1521 MIN_IT(R->scroll_selection_lines,
1522 SELECTION_SCROLL_MAX_LINES);
1523 }
1524 else {
1525 /* we are within the text window, so we
1526 * shouldn't be scrolling
1527 */
1528 R->pending_scroll_selection = 0;
1529 }
1530#endif
1531#ifdef MOUSE_THRESHOLD
1532 }
1533#endif
1534 }
1535 } else if (isScrollbarWindow(ev->xany.window) && scrollbar_isMotion()) {
1536 while (XCheckTypedWindowEvent(R->Xdisplay, R->scrollBar.win,
1537 MotionNotify, ev)) ;
1538 XQueryPointer(R->Xdisplay, R->scrollBar.win,
1539 &unused_root, &unused_child,
1540 &unused_root_x, &unused_root_y,
1541 &(ev->xbutton.x), &(ev->xbutton.y),
1542 &unused_mask);
1543 rxvt_scr_move_to(aR_ scrollbar_position(ev->xbutton.y) - R->csrO,
1544 scrollbar_size());
1545 rxvt_scr_refresh(aR_ R->refresh_type);
1546 R->refresh_limit = 0;
1547 rxvt_scrollbar_show(aR_ 1);
1548 }
1549 break;
1550 }
1551}
1552
1553/* INTPROTO */
1554void
1555rxvt_button_press(pR_ XButtonEvent *ev)
1556{
1557 int reportmode = 0, clickintime;
1558
1559 R->bypass_keystate = ev->state & (R->ModMetaMask | ShiftMask);
1560 if (!R->bypass_keystate)
1561 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1562/*
1563 * VT window processing of button press
1564 */
1565 if (ev->window == R->TermWin.vt)
1566 {
1567#if RXVT_GRAPHICS
1568 if (ev->subwindow != None)
1569 rxvt_Gr_ButtonPress(ev->x, ev->y);
1570 else
1571#endif
1572 {
1573 clickintime = ev->time - R->MEvent.time < MULTICLICK_TIME;
1574 if (reportmode)
1575 {
1576 /* mouse report from vt window */
1577 /* save the xbutton state (for ButtonRelease) */
1578 R->MEvent.state = ev->state;
1579#ifdef MOUSE_REPORT_DOUBLECLICK
1580 if (ev->button == R->MEvent.button && clickintime)
1581 {
1582 /* same button, within alloted time */
1583 R->MEvent.clicks++;
1584 if (R->MEvent.clicks > 1)
1585 {
1586 /* only report double clicks */
1587 R->MEvent.clicks = 2;
1588 rxvt_mouse_report(aR_ ev);
1589
1590 /* don't report the release */
1591 R->MEvent.clicks = 0;
1592 R->MEvent.button = AnyButton;
1593 }
1594 }
1595 else
1596 {
1597 /* different button, or time expired */
1598 R->MEvent.clicks = 1;
1599 R->MEvent.button = ev->button;
1600 rxvt_mouse_report(aR_ ev);
1601 }
1602#else
1603 R->MEvent.button = ev->button;
1604 rxvt_mouse_report(aR_ ev);
1605#endif /* MOUSE_REPORT_DOUBLECLICK */
1606 }
1607 else
1608 {
1609 if (ev->button != R->MEvent.button)
1610 R->MEvent.clicks = 0;
1611 switch (ev->button)
1612 {
1613 case Button1:
1614 if (R->MEvent.button == Button1 && clickintime)
1615 R->MEvent.clicks++;
1616 else
1617 R->MEvent.clicks = 1;
1618 rxvt_selection_click(aR_ R->MEvent.clicks, ev->x, ev->y);
1619 R->MEvent.button = Button1;
1620 break;
1621
1622 case Button3:
1623 if (R->MEvent.button == Button3 && clickintime)
1624 rxvt_selection_rotate(aR_ ev->x, ev->y);
1625 else
1626 rxvt_selection_extend(aR_ ev->x, ev->y, 1);
1627 R->MEvent.button = Button3;
1628 break;
1629 }
1630 }
1631 R->MEvent.time = ev->time;
1632 return;
1633 }
1634 }
1635
1636/*
1637 * Scrollbar window processing of button press
1638 */
1639 if (isScrollbarWindow(ev->window))
1640 {
1641 scrollbar_setIdle();
1642 /*
1643 * Rxvt-style scrollbar:
1644 * move up if mouse is above slider
1645 * move dn if mouse is below slider
1646 *
1647 * XTerm-style scrollbar:
1648 * Move display proportional to pointer location
1649 * pointer near top -> scroll one line
1650 * pointer near bot -> scroll full page
1651 */
1652#ifndef NO_SCROLLBAR_REPORT
1653 if (reportmode) {
1654 /*
1655 * Mouse report disabled scrollbar:
1656 * arrow buttons - send up/down
1657 * click on scrollbar - send pageup/down
1658 */
1659 if ((R->scrollBar.style == R_SB_NEXT
1660 && scrollbarnext_upButton(ev->y))
1661 || (R->scrollBar.style == R_SB_RXVT
1662 && scrollbarrxvt_upButton(ev->y)))
1663 rxvt_tt_printf(aR_ "\033[A");
1664 else if ((R->scrollBar.style == R_SB_NEXT
1665 && scrollbarnext_dnButton(ev->y))
1666 || (R->scrollBar.style == R_SB_RXVT
1667 && scrollbarrxvt_dnButton(ev->y)))
1668 rxvt_tt_printf(aR_ "\033[B");
1669 else
1670 switch (ev->button) {
1671 case Button2:
1672 rxvt_tt_printf(aR_ "\014");
1673 break;
1674 case Button1:
1675 rxvt_tt_printf(aR_ "\033[6~");
1676 break;
1677 case Button3:
1678 rxvt_tt_printf(aR_ "\033[5~");
1679 break;
1680 }
1681 }
1682 else
1683#endif /* NO_SCROLLBAR_REPORT */
1684 {
1685 char upordown = 0;
1686
1687 if (R->scrollBar.style == R_SB_NEXT) {
1688 if (scrollbarnext_upButton(ev->y))
1689 upordown = -1; /* up */
1690 else if (scrollbarnext_dnButton(ev->y))
1691 upordown = 1; /* down */
1692 } else if (R->scrollBar.style == R_SB_RXVT) {
1693 if (scrollbarrxvt_upButton(ev->y))
1694 upordown = -1; /* up */
1695 else if (scrollbarrxvt_dnButton(ev->y))
1696 upordown = 1; /* down */
1697 }
1698 if (upordown) {
1699#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1700 R->scroll_arrow_delay = SCROLLBAR_INITIAL_DELAY;
1701#endif
1702 if (rxvt_scr_page(aR_ upordown < 0 ? UP : DN, 1)) {
1703 if (upordown < 0)
1704 scrollbar_setUp();
1705 else
1706 scrollbar_setDn();
1707 }
1708 } else
1709 switch (ev->button) {
1710 case Button2:
1711 switch (R->scrollbar_align) {
1712 case R_SB_ALIGN_TOP:
1713 R->csrO = 0;
1714 break;
1715 case R_SB_ALIGN_CENTRE:
1716 R->csrO = (R->scrollBar.bot - R->scrollBar.top) / 2;
1717 break;
1718 case R_SB_ALIGN_BOTTOM:
1719 R->csrO = R->scrollBar.bot - R->scrollBar.top;
1720 break;
1721 }
1722 if (R->scrollBar.style == R_SB_XTERM
1723 || scrollbar_above_slider(ev->y)
1724 || scrollbar_below_slider(ev->y))
1725 rxvt_scr_move_to(aR_
1726 scrollbar_position(ev->y) - R->csrO,
1727 scrollbar_size());
1728 scrollbar_setMotion();
1729 break;
1730
1731 case Button1:
1732 if (R->scrollbar_align == R_SB_ALIGN_CENTRE)
1733 R->csrO = ev->y - R->scrollBar.top;
1734 /* FALLTHROUGH */
1735
1736 case Button3:
1737 if (R->scrollBar.style != R_SB_XTERM) {
1738 if (scrollbar_above_slider(ev->y))
1739# ifdef RXVT_SCROLL_FULL
1740 rxvt_scr_page(aR_ UP, R->TermWin.nrow - 1);
1741# else
1742 rxvt_scr_page(aR_ UP, R->TermWin.nrow / 4);
1743# endif
1744 else if (scrollbar_below_slider(ev->y))
1745# ifdef RXVT_SCROLL_FULL
1746 rxvt_scr_page(aR_ DN, R->TermWin.nrow - 1);
1747# else
1748 rxvt_scr_page(aR_ DN, R->TermWin.nrow / 4);
1749# endif
1750 else
1751 scrollbar_setMotion();
1752 } else {
1753 rxvt_scr_page(aR_ (ev->button == Button1 ? DN : UP),
1754 (R->TermWin.nrow
1755 * scrollbar_position(ev->y)
1756 / scrollbar_size()));
1757 }
1758 break;
1759 }
1760 }
1761 return;
1762 }
1763#if MENUBAR
1764 /*
1765 * Menubar window processing of button press
1766 */
1767 if (isMenuBarWindow(ev->window))
1768 rxvt_menubar_control(aR_ ev);
1769#endif
1770}
1771
1772/* INTPROTO */
1773void
1774rxvt_button_release(pR_ XButtonEvent *ev)
1775{
1776 int reportmode = 0;
1777
1778 R->csrO = 0; /* reset csr Offset */
1779 if (!R->bypass_keystate)
1780 reportmode = !!(R->PrivateModes & PrivMode_mouse_report);
1781
1782 if (scrollbar_isUpDn()) {
1783 scrollbar_setIdle();
1784 rxvt_scrollbar_show(aR_ 0);
1785#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1786 R->refresh_type &= ~SMOOTH_REFRESH;
1787#endif
1788 }
1789#ifdef SELECTION_SCROLLING
1790 R->pending_scroll_selection=0;
1791#endif
1792 if (ev->window == R->TermWin.vt)
1793 {
1794#ifdef RXVT_GRAPHICS
1795 if (ev->subwindow != None)
1796 rxvt_Gr_ButtonRelease(ev->x, ev->y);
1797 else
1798#endif
1799 {
1800 if (reportmode)
1801 {
1802 /* mouse report from vt window */
1803 /* don't report release of wheel "buttons" */
1804 if (ev->button >= 4)
1805 return;
1806#ifdef MOUSE_REPORT_DOUBLECLICK
1807 /* only report the release of 'slow' single clicks */
1808 if (R->MEvent.button != AnyButton
1809 && (ev->button != R->MEvent.button
1810 || (ev->time - R->MEvent.time
1811 > MULTICLICK_TIME / 2)))
1812 {
1813 R->MEvent.clicks = 0;
1814 R->MEvent.button = AnyButton;
1815 rxvt_mouse_report(aR_ ev);
1816 }
1817#else /* MOUSE_REPORT_DOUBLECLICK */
1818 R->MEvent.button = AnyButton;
1819 rxvt_mouse_report(aR_ ev);
1820#endif /* MOUSE_REPORT_DOUBLECLICK */
1821 return;
1822 }
1823 /*
1824 * dumb hack to compensate for the failure of click-and-drag
1825 * when overriding mouse reporting
1826 */
1827 if (R->PrivateModes & PrivMode_mouse_report
1828 && R->bypass_keystate
1829 && ev->button == Button1 && R->MEvent.clicks <= 1)
1830 rxvt_selection_extend(aR_ ev->x, ev->y, 0);
1831
1832 switch (ev->button) {
1833 case Button1:
1834 case Button3:
1835 rxvt_selection_make(aR_ ev->time);
1836 break;
1837 case Button2:
1838 rxvt_selection_request(aR_ ev->time, ev->x, ev->y);
1839 break;
1840#ifdef MOUSE_WHEEL
1841 case Button4:
1842 case Button5:
1843 {
1844 int i, v;
1845
1846 v = (ev->button == Button4) ? UP : DN;
1847 if (ev->state & ShiftMask)
1848 i = 1;
1849 else if ((R->Options & Opt_mouseWheelScrollPage))
1850 i = R->TermWin.nrow - 1;
1851 else
1852 i = 5;
1853# ifdef MOUSE_SLIP_WHEELING
1854 if (ev->state & ControlMask)
1855 {
1856 R->mouse_slip_wheel_speed += (v ? -1 : 1);
1857 R->mouse_slip_wheel_delay = SCROLLBAR_CONTINUOUS_DELAY;
1858 }
1859# endif
1860# ifdef JUMP_MOUSE_WHEEL
1861 rxvt_scr_page(aR_ v, i);
1862 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1863 rxvt_scrollbar_show(aR_ 1);
1864# else
1865 for (; i--;)
1866 {
1867 rxvt_scr_page(aR_ v, 1);
1868 rxvt_scr_refresh(aR_ SMOOTH_REFRESH);
1869 rxvt_scrollbar_show(aR_ 1);
1870 }
1871# endif
1872 }
1873 break;
1874#endif
1875 }
1876 }
1877 }
1878#ifdef MENUBAR
1879 else if (isMenuBarWindow(ev->window))
1880 rxvt_menubar_control(aR_ ev);
1881#endif
1882}
1883
1884
1885#ifdef TRANSPARENT
1886/*
1887 * Check our parents are still who we think they are.
1888 * Do transparency updates if required
1889 */
1890/* EXTPROTO */
1891int
1892rxvt_check_our_parents(pR)
1893{
1894 int i, pchanged, aformat, have_pixmap, rootdepth;
1895 unsigned long nitems, bytes_after;
1896 Atom atype;
1897 unsigned char *prop = NULL;
1898 Window root, oldp, *list;
1899 Pixmap rootpixmap = None;
1900 XWindowAttributes wattr, wrootattr;
1901
1902 pchanged = 0;
1903
1904 if (!(R->Options & Opt_transparent))
1905 return pchanged; /* Don't try any more */
1906
1907 XGetWindowAttributes(R->Xdisplay, Xroot, &wrootattr);
1908 rootdepth = wrootattr.depth;
1909
1910 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr);
1911 if (rootdepth != wattr.depth) {
1912 if (R->am_transparent) {
1913 pchanged = 1;
1914 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1915 R->PixColors[Color_bg]);
1916 R->am_transparent = R->am_pixmap_trans = 0;
1917 }
1918 return pchanged; /* Don't try any more */
1919 }
1920
1921/* Get all X ops out of the queue so that our information is up-to-date. */
1922 XSync(R->Xdisplay, False);
1923
1924/*
1925 * Make the frame window set by the window manager have
1926 * the root background. Some window managers put multiple nested frame
1927 * windows for each client, so we have to take care about that.
1928 */
1929 i = (R->xa[XA_XROOTPMAPID] != 0
1930 && (XGetWindowProperty(R->Xdisplay, Xroot, R->xa[XA_XROOTPMAPID],
1931 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1932 &nitems, &bytes_after, &prop) == Success));
1933 if (!i || prop == NULL)
1934 have_pixmap = 0;
1935 else {
1936 have_pixmap = 1;
1937 rootpixmap = *((Pixmap *)prop);
1938 XFree(prop);
1939 }
1940 if (have_pixmap) {
1941/*
1942 * Copy Xroot pixmap transparency
1943 */
1944 int sx, sy, nx, ny;
1945 unsigned int nw, nh;
1946 Window cr;
1947 XImage *image;
1948 GC gc;
1949 XGCValues gcvalue;
1950
1951 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,
1952 0, 0, &sx, &sy, &cr);
1953 nw = (unsigned int)R->szHint.width;
1954 nh = (unsigned int)R->szHint.height;
1955 nx = ny = 0;
1956 if (sx < 0) {
1957 nw += sx;
1958 nx = -sx;
1959 sx = 0;
1960 }
1961 if (sy < 0) {
1962 nh += sy;
1963 ny = -sy;
1964 sy = 0;
1965 }
1966 MIN_IT(nw, (unsigned int)(wrootattr.width - sx));
1967 MIN_IT(nh, (unsigned int)(wrootattr.height - sy));
1968 R->allowedxerror = -1;
1969 image = XGetImage(R->Xdisplay, rootpixmap, sx, sy, nw, nh, AllPlanes,
1970 ZPixmap);
1971 /* XXX: handle BadMatch - usually because we're outside the pixmap */
1972 /* XXX: may need a delay here? */
1973 R->allowedxerror = 0;
1974 if (image == NULL) {
1975 if (R->am_transparent && R->am_pixmap_trans) {
1976 pchanged = 1;
1977 if (R->TermWin.pixmap != None) {
1978 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
1979 R->TermWin.pixmap = None;
1980 }
1981 }
1982 R->am_pixmap_trans = 0;
1983 } else {
1984 if (R->TermWin.pixmap != None)
1985 XFreePixmap(R->Xdisplay, R->TermWin.pixmap);
1986 R->TermWin.pixmap = XCreatePixmap(R->Xdisplay, R->TermWin.vt,
1987 (unsigned int)R->szHint.width,
1988 (unsigned int)R->szHint.height,
1989 (unsigned int)image->depth);
1990 gc = XCreateGC(R->Xdisplay, R->TermWin.vt, 0UL, &gcvalue);
1991 XPutImage(R->Xdisplay, R->TermWin.pixmap, gc, image, 0, 0,
1992 nx, ny, (unsigned int)image->width,
1993 (unsigned int)image->height);
1994 XFreeGC(R->Xdisplay, gc);
1995 XDestroyImage(image);
1996 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
1997 R->TermWin.pixmap);
1998 if (!R->am_transparent || !R->am_pixmap_trans)
1999 pchanged = 1;
2000 R->am_transparent = R->am_pixmap_trans = 1;
2001 }
2002 }
2003 if (!R->am_pixmap_trans) {
2004 unsigned int n;
2005/*
2006 * InheritPixmap transparency
2007 */
2008 D_X((stderr, "InheritPixmap Seeking to %08lx", Xroot));
2009 for (i = 1; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2010 i++) {
2011 oldp = R->TermWin.parent[i];
2012 XQueryTree(R->Xdisplay, R->TermWin.parent[i - 1], &root,
2013 &R->TermWin.parent[i], &list, &n);
2014 XFree(list);
2015 D_X((stderr, "InheritPixmap Parent[%d] = %08lx", i, R->TermWin.parent[i]));
2016 if (R->TermWin.parent[i] == Xroot) {
2017 if (oldp != None)
2018 pchanged = 1;
2019 break;
2020 }
2021 if (oldp != R->TermWin.parent[i])
2022 pchanged = 1;
2023 }
2024 n = 0;
2025 if (pchanged) {
2026 for (; n < (unsigned int)i; n++) {
2027 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[n], &wattr);
2028 D_X((stderr, "InheritPixmap Checking Parent[%d]: %s", n, (wattr.depth == rootdepth && wattr.class != InputOnly) ? "OK" : "FAIL"));
2029 if (wattr.depth != rootdepth || wattr.class == InputOnly) {
2030 n = (int)(sizeof(R->TermWin.parent) / sizeof(Window)) + 1;
2031 break;
2032 }
2033 }
2034 }
2035 if (n > (int)(sizeof(R->TermWin.parent)
2036 / sizeof(R->TermWin.parent[0]))) {
2037 D_X((stderr, "InheritPixmap Turning off"));
2038 XSetWindowBackground(R->Xdisplay, R->TermWin.parent[0],
2039 R->PixColors[Color_fg]);
2040 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
2041 R->PixColors[Color_bg]);
2042 R->am_transparent = 0;
2043 /* XXX: also turn off Opt_transparent? */
2044 } else {
2045 /* wait (an arbitrary period) for the WM to do its thing
2046 * needed for fvwm2.2.2 (and before?) */
2047# ifdef HAVE_NANOSLEEP
2048 struct timespec rqt;
2049
2050 rqt.tv_sec = 1;
2051 rqt.tv_nsec = 0;
2052 nanosleep(&rqt, NULL);
2053# else
2054 sleep(1);
2055# endif
2056 D_X((stderr, "InheritPixmap Turning on (%d parents)", i - 1));
2057 for (n = 0; n < (unsigned int)i; n++)
2058 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.parent[n],
2059 ParentRelative);
2060 XSetWindowBackgroundPixmap(R->Xdisplay, R->TermWin.vt,
2061 ParentRelative);
2062 R->am_transparent = 1;
2063 }
2064 for (; i < (int)(sizeof(R->TermWin.parent) / sizeof(Window)); i++)
2065 R->TermWin.parent[i] = None;
2066 }
2067 return pchanged;
2068}
2069#endif
2070
2071/*}}} */
2072 2605
2073/*{{{ print pipe */ 2606/*{{{ print pipe */
2074/*----------------------------------------------------------------------*/ 2607/*----------------------------------------------------------------------*/
2075#ifdef PRINTPIPE 2608#ifdef PRINTPIPE
2076/* EXTPROTO */ 2609FILE *
2077FILE *
2078rxvt_popen_printer(pR) 2610rxvt_term::popen_printer ()
2079{ 2611{
2080 FILE *stream = popen(R->rs[Rs_print_pipe], "w"); 2612 FILE *stream = popen (rs[Rs_print_pipe], "w");
2081 2613
2082 if (stream == NULL) 2614 if (stream == NULL)
2083 rxvt_print_error("can't open printer pipe"); 2615 rxvt_warn ("can't open printer pipe, not printing.\n");
2616
2084 return stream; 2617 return stream;
2085} 2618}
2086 2619
2087/* EXTPROTO */
2088int 2620int
2089rxvt_pclose_printer(FILE *stream) 2621rxvt_term::pclose_printer (FILE *stream)
2090{ 2622{
2091 fflush(stream); 2623 fflush (stream);
2092/* pclose() reported not to work on SunOS 4.1.3 */
2093# if defined (__sun__) /* TODO: RESOLVE THIS */
2094/* pclose works provided SIGCHLD handler uses waitpid */
2095 return pclose(stream); /* return fclose (stream); */
2096# else
2097 return pclose(stream); 2624 return pclose (stream);
2098# endif
2099} 2625}
2100 2626
2101/* 2627/*
2102 * simulate attached vt100 printer 2628 * simulate attached vt100 printer
2103 */ 2629 */
2104/* INTPROTO */
2105void 2630void
2106rxvt_process_print_pipe(pR) 2631rxvt_term::process_print_pipe ()
2107{ 2632{
2108 int done; 2633 int done;
2109 FILE *fd; 2634 FILE *fd;
2110 2635
2111 if ((fd = rxvt_popen_printer(aR)) == NULL) 2636 if ((fd = popen_printer ()) == NULL)
2112 return; 2637 return;
2113 2638
2114/* 2639 /*
2115 * Send all input to the printer until either ESC[4i or ESC[?4i 2640 * Send all input to the printer until either ESC[4i or ESC[?4i
2116 * is received. 2641 * is received.
2117 */ 2642 */
2118 for (done = 0; !done;) { 2643 for (done = 0; !done;)
2644 {
2119 unsigned char buf[8]; 2645 unsigned char buf[8];
2120 unsigned char ch; 2646 unicode_t ch;
2121 unsigned int i, len; 2647 unsigned int i, len;
2122 2648
2123 if ((ch = rxvt_cmd_getc(aR)) != C0_ESC) { 2649 if ((ch = cmd_getc ()) != C0_ESC)
2650 {
2124 if (putc(ch, fd) == EOF) 2651 if (putc (ch, fd) == EOF)
2125 break; /* done = 1 */ 2652 break; /* done = 1 */
2126 } else { 2653 }
2654 else
2655 {
2127 len = 0; 2656 len = 0;
2128 buf[len++] = ch; 2657 buf[len++] = ch;
2129 2658
2130 if ((buf[len++] = rxvt_cmd_getc(aR)) == '[') { 2659 if ((buf[len++] = cmd_getc ()) == '[')
2131 if ((ch = rxvt_cmd_getc(aR)) == '?') { 2660 {
2132 buf[len++] = '?'; 2661 if ((ch = cmd_getc ()) == '?')
2133 ch = rxvt_cmd_getc(aR); 2662 {
2134 } 2663 buf[len++] = '?';
2664 ch = cmd_getc ();
2665 }
2135 if ((buf[len++] = ch) == '4') { 2666 if ((buf[len++] = ch) == '4')
2667 {
2136 if ((buf[len++] = rxvt_cmd_getc(aR)) == 'i') 2668 if ((buf[len++] = cmd_getc ()) == 'i')
2137 break; /* done = 1 */ 2669 break; /* done = 1 */
2138 } 2670 }
2671 }
2672
2673 for (i = 0; i < len; i++)
2674 if (putc (buf[i], fd) == EOF)
2675 {
2676 done = 1;
2677 break;
2678 }
2679 }
2139 } 2680 }
2140 for (i = 0; i < len; i++) 2681
2141 if (putc(buf[i], fd) == EOF) {
2142 done = 1;
2143 break;
2144 }
2145 }
2146 }
2147 rxvt_pclose_printer(fd); 2682 pclose_printer (fd);
2148} 2683}
2149#endif /* PRINTPIPE */ 2684#endif /* PRINTPIPE */
2150/*}}} */ 2685/*}}} */
2151 2686
2152/* *INDENT-OFF* */ 2687/* *INDENT-OFF* */
2153enum { 2688enum {
2154 C1_40 = 0x40, 2689 C1_40 = 0x40,
2155 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA, 2690 C1_41 , C1_BPH, C1_NBH, C1_44 , C1_NEL, C1_SSA, C1_ESA,
2156 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3, 2691 C1_HTS, C1_HTJ, C1_VTS, C1_PLD, C1_PLU, C1_RI , C1_SS2, C1_SS3,
2157 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA, 2692 C1_DCS, C1_PU1, C1_PU2, C1_STS, C1_CCH, C1_MW , C1_SPA, C1_EPA,
2158 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC 2693 C1_SOS, C1_59 , C1_SCI, C1_CSI, CS_ST , C1_OSC, C1_PM , C1_APC,
2159}; 2694};
2160/* *INDENT-ON* */ 2695/* *INDENT-ON* */
2161 2696
2162/*{{{ process non-printing single characters */ 2697/*{{{ process non-printing single characters */
2163/* INTPROTO */
2164void 2698void
2165rxvt_process_nonprinting(pR_ unsigned char ch) 2699rxvt_term::process_nonprinting (unicode_t ch)
2166{ 2700{
2167 switch (ch) { 2701 switch (ch)
2702 {
2703 case C0_ESC:
2704 process_escape_seq ();
2705 break;
2168 case C0_ENQ: /* terminal Status */ 2706 case C0_ENQ: /* terminal Status */
2169 if (R->rs[Rs_answerbackstring]) 2707 if (rs[Rs_answerbackstring])
2170 rxvt_tt_write(aR_
2171 (const unsigned char *)R->rs[Rs_answerbackstring], 2708 tt_write ((const unsigned char *)rs[Rs_answerbackstring],
2172 (unsigned int)STRLEN(R->rs[Rs_answerbackstring])); 2709 (unsigned int)STRLEN (rs[Rs_answerbackstring]));
2173 else 2710 else
2174 rxvt_tt_write(aR_ (unsigned char *)VT100_ANS, 2711 tt_write ((unsigned char *)VT100_ANS,
2175 (unsigned int)STRLEN(VT100_ANS)); 2712 (unsigned int)STRLEN (VT100_ANS));
2176 break; 2713 break;
2177 case C0_BEL: /* bell */ 2714 case C0_BEL: /* bell */
2178 rxvt_scr_bell(aR); 2715 scr_bell ();
2179 break; 2716 break;
2180 case C0_BS: /* backspace */ 2717 case C0_BS: /* backspace */
2181 rxvt_scr_backspace(aR); 2718 scr_backspace ();
2182 break; 2719 break;
2183 case C0_HT: /* tab */ 2720 case C0_HT: /* tab */
2184 rxvt_scr_tab(aR_ 1); 2721 scr_tab (1);
2185 break; 2722 break;
2186 case C0_CR: /* carriage return */ 2723 case C0_CR: /* carriage return */
2187 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 2724 scr_gotorc (0, 0, R_RELATIVE);
2188 break; 2725 break;
2189 case C0_VT: /* vertical tab, form feed */ 2726 case C0_VT: /* vertical tab, form feed */
2190 case C0_FF: 2727 case C0_FF:
2191 case C0_LF: /* line feed */ 2728 case C0_LF: /* line feed */
2192 rxvt_scr_index(aR_ UP); 2729 scr_index (UP);
2193 break; 2730 break;
2194 case C0_SO: /* shift out - acs */ 2731 case C0_SO: /* shift out - acs */
2195 rxvt_scr_charset_choose(aR_ 1); 2732 scr_charset_choose (1);
2196 break; 2733 break;
2197 case C0_SI: /* shift in - acs */ 2734 case C0_SI: /* shift in - acs */
2198 rxvt_scr_charset_choose(aR_ 0); 2735 scr_charset_choose (0);
2199 break; 2736 break;
2737
2738#ifdef EIGHT_BIT_CONTROLS
2739 // 8-bit controls
2740 case 0x90: /* DCS */
2741 process_dcs_seq ();
2742 break;
2743 case 0x9b: /* CSI */
2744 process_csi_seq ();
2745 break;
2746 case 0x9d: /* CSI */
2747 process_osc_seq ();
2748 break;
2749#endif
2200 } 2750 }
2201} 2751}
2202/*}}} */ 2752/*}}} */
2203 2753
2204 2754
2205/*{{{ process VT52 escape sequences */ 2755/*{{{ process VT52 escape sequences */
2206/* INTPROTO */
2207void 2756void
2208rxvt_process_escape_vt52(pR_ unsigned char ch) 2757rxvt_term::process_escape_vt52 (unicode_t ch)
2209{ 2758{
2210 int row, col; 2759 int row, col;
2760
2761 switch (ch)
2211 2762 {
2212 switch (ch) {
2213 case 'A': /* cursor up */ 2763 case 'A': /* cursor up */
2214 rxvt_scr_gotorc(aR_ -1, 0, R_RELATIVE | C_RELATIVE); 2764 scr_gotorc (-1, 0, R_RELATIVE | C_RELATIVE);
2215 break; 2765 break;
2216 case 'B': /* cursor down */ 2766 case 'B': /* cursor down */
2217 rxvt_scr_gotorc(aR_ 1, 0, R_RELATIVE | C_RELATIVE); 2767 scr_gotorc (1, 0, R_RELATIVE | C_RELATIVE);
2218 break; 2768 break;
2219 case 'C': /* cursor right */ 2769 case 'C': /* cursor right */
2220 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 2770 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
2221 break; 2771 break;
2222 case 'D': /* cursor left */ 2772 case 'D': /* cursor left */
2223 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 2773 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
2224 break; 2774 break;
2225 case 'H': /* cursor home */ 2775 case 'H': /* cursor home */
2226 rxvt_scr_gotorc(aR_ 0, 0, 0); 2776 scr_gotorc (0, 0, 0);
2227 break; 2777 break;
2228 case 'I': /* cursor up and scroll down if needed */ 2778 case 'I': /* cursor up and scroll down if needed */
2229 rxvt_scr_index(aR_ DN); 2779 scr_index (DN);
2230 break; 2780 break;
2231 case 'J': /* erase to end of screen */ 2781 case 'J': /* erase to end of screen */
2232 rxvt_scr_erase_screen(aR_ 0); 2782 scr_erase_screen (0);
2233 break; 2783 break;
2234 case 'K': /* erase to end of line */ 2784 case 'K': /* erase to end of line */
2235 rxvt_scr_erase_line(aR_ 0); 2785 scr_erase_line (0);
2236 break; 2786 break;
2237 case 'Y': /* move to specified row and col */ 2787 case 'Y': /* move to specified row and col */
2238 /* full command is 'ESC Y row col' where row and col 2788 /* full command is 'ESC Y row col' where row and col
2239 * are encoded by adding 32 and sending the ascii 2789 * are encoded by adding 32 and sending the ascii
2240 * character. eg. SPACE = 0, '+' = 13, '0' = 18, 2790 * character. eg. SPACE = 0, '+' = 13, '0' = 18,
2241 * etc. */ 2791 * etc. */
2242 row = rxvt_cmd_getc(aR) - ' '; 2792 row = cmd_getc () - ' ';
2243 col = rxvt_cmd_getc(aR) - ' '; 2793 col = cmd_getc () - ' ';
2244 rxvt_scr_gotorc(aR_ row, col, 0); 2794 scr_gotorc (row, col, 0);
2245 break; 2795 break;
2246 case 'Z': /* identify the terminal type */ 2796 case 'Z': /* identify the terminal type */
2247 rxvt_tt_printf(aR_ "\033/Z"); /* I am a VT100 emulating a VT52 */ 2797 tt_printf ("\033/Z"); /* I am a VT100 emulating a VT52 */
2248 break; 2798 break;
2249 case '<': /* turn off VT52 mode */ 2799 case '<': /* turn off VT52 mode */
2250 PrivMode(0, PrivMode_vt52); 2800 PrivMode (0, PrivMode_vt52);
2251 break; 2801 break;
2252 case 'F': /* use special graphics character set */ 2802 case 'F': /* use special graphics character set */
2253 case 'G': /* use regular character set */ 2803 case 'G': /* use regular character set */
2254 /* unimplemented */ 2804 /* unimplemented */
2255 break; 2805 break;
2256 case '=': /* use alternate keypad mode */ 2806 case '=': /* use alternate keypad mode */
2257 case '>': /* use regular keypad mode */ 2807 case '>': /* use regular keypad mode */
2258 /* unimplemented */ 2808 /* unimplemented */
2259 break; 2809 break;
2260 } 2810 }
2261} 2811}
2262/*}}} */ 2812/*}}} */
2263 2813
2264 2814
2265/*{{{ process escape sequences */ 2815/*{{{ process escape sequences */
2266/* INTPROTO */
2267void 2816void
2268rxvt_process_escape_seq(pR) 2817rxvt_term::process_escape_seq ()
2269{ 2818{
2270 unsigned char ch = rxvt_cmd_getc(aR); 2819 unicode_t ch = cmd_getc ();
2271 2820
2272 if (R->PrivateModes & PrivMode_vt52) { 2821 if (PrivateModes & PrivMode_vt52)
2273 rxvt_process_escape_vt52(aR_ ch);
2274 return;
2275 }
2276 2822 {
2823 process_escape_vt52 (ch);
2824 return;
2825 }
2826
2277 switch (ch) { 2827 switch (ch)
2828 {
2278 /* case 1: do_tek_mode (); break; */ 2829 /* case 1: do_tek_mode (); break; */
2279 case '#': 2830 case '#':
2280 if (rxvt_cmd_getc(aR) == '8') 2831 if (cmd_getc () == '8')
2281 rxvt_scr_E(aR); 2832 scr_E ();
2282 break; 2833 break;
2283 case '(': 2834 case '(':
2284 rxvt_scr_charset_set(aR_ 0, (unsigned int)rxvt_cmd_getc(aR)); 2835 scr_charset_set (0, (unsigned int)cmd_getc ());
2285 break; 2836 break;
2286 case ')': 2837 case ')':
2287 rxvt_scr_charset_set(aR_ 1, (unsigned int)rxvt_cmd_getc(aR)); 2838 scr_charset_set (1, (unsigned int)cmd_getc ());
2288 break; 2839 break;
2289 case '*': 2840 case '*':
2290 rxvt_scr_charset_set(aR_ 2, (unsigned int)rxvt_cmd_getc(aR)); 2841 scr_charset_set (2, (unsigned int)cmd_getc ());
2291 break; 2842 break;
2292 case '+': 2843 case '+':
2293 rxvt_scr_charset_set(aR_ 3, (unsigned int)rxvt_cmd_getc(aR)); 2844 scr_charset_set (3, (unsigned int)cmd_getc ());
2294 break; 2845 break;
2295#ifdef MULTICHAR_SET
2296 case '$':
2297 rxvt_scr_charset_set(aR_ -2, (unsigned int)rxvt_cmd_getc(aR));
2298 break;
2299#endif
2300#ifndef NO_FRILLS 2846#ifndef NO_FRILLS
2301 case '6': 2847 case '6':
2302 rxvt_scr_backindex(aR); 2848 scr_backindex ();
2303 break; 2849 break;
2304#endif 2850#endif
2305 case '7': 2851 case '7':
2306 rxvt_scr_cursor(aR_ SAVE); 2852 scr_cursor (SAVE);
2307 break; 2853 break;
2308 case '8': 2854 case '8':
2309 rxvt_scr_cursor(aR_ RESTORE); 2855 scr_cursor (RESTORE);
2310 break; 2856 break;
2311#ifndef NO_FRILLS 2857#ifndef NO_FRILLS
2312 case '9': 2858 case '9':
2313 rxvt_scr_forwardindex(aR); 2859 scr_forwardindex ();
2314 break; 2860 break;
2315#endif 2861#endif
2316 case '=': 2862 case '=':
2317 case '>': 2863 case '>':
2318 PrivMode((ch == '='), PrivMode_aplKP); 2864 PrivMode ((ch == '='), PrivMode_aplKP);
2319 break; 2865 break;
2320 2866
2321 case C1_40: 2867 case C1_40:
2322 rxvt_cmd_getc(aR); 2868 cmd_getc ();
2323 break; 2869 break;
2324 case C1_44: 2870 case C1_44:
2325 rxvt_scr_index(aR_ UP); 2871 scr_index (UP);
2326 break; 2872 break;
2327 2873
2328 /* 8.3.87: NEXT LINE */ 2874 /* 8.3.87: NEXT LINE */
2329 case C1_NEL: /* ESC E */ 2875 case C1_NEL: /* ESC E */
2330 {
2331 uint32_t nlcr[] = { '\n', '\r' };
2332 rxvt_scr_add_lines(aR_ nlcr, 1, 2);
2333 } 2876 {
2334 break; 2877 unicode_t nlcr[] = { C0_LF, C0_CR };
2878 scr_add_lines (nlcr, 1, 2);
2879 }
2880 break;
2335 2881
2336 /* kidnapped escape sequence: Should be 8.3.48 */ 2882 /* kidnapped escape sequence: Should be 8.3.48 */
2337 case C1_ESA: /* ESC G */ 2883 case C1_ESA: /* ESC G */
2338 rxvt_process_graphics(aR); 2884 process_graphics ();
2339 break; 2885 break;
2340 2886
2341 /* 8.3.63: CHARACTER TABULATION SET */ 2887 /* 8.3.63: CHARACTER TABULATION SET */
2342 case C1_HTS: /* ESC H */ 2888 case C1_HTS: /* ESC H */
2343 rxvt_scr_set_tab(aR_ 1); 2889 scr_set_tab (1);
2344 break; 2890 break;
2345 2891
2346 /* 8.3.105: REVERSE LINE FEED */ 2892 /* 8.3.105: REVERSE LINE FEED */
2347 case C1_RI: /* ESC M */ 2893 case C1_RI: /* ESC M */
2348 rxvt_scr_index(aR_ DN); 2894 scr_index (DN);
2349 break; 2895 break;
2350 2896
2351 /* 8.3.142: SINGLE-SHIFT TWO */ 2897 /* 8.3.142: SINGLE-SHIFT TWO */
2352 /*case C1_SS2: scr_single_shift (2); break; */ 2898 /*case C1_SS2: scr_single_shift (2); break; */
2353 2899
2354 /* 8.3.143: SINGLE-SHIFT THREE */ 2900 /* 8.3.143: SINGLE-SHIFT THREE */
2355 /*case C1_SS3: scr_single_shift (3); break; */ 2901 /*case C1_SS3: scr_single_shift (3); break; */
2356 2902
2357 /* 8.3.27: DEVICE CONTROL STRING */ 2903 /* 8.3.27: DEVICE CONTROL STRING */
2358 case C1_DCS: /* ESC P */ 2904 case C1_DCS: /* ESC P */
2359 rxvt_process_dcs_seq(aR); 2905 process_dcs_seq ();
2360 break; 2906 break;
2361 2907
2362 /* 8.3.110: SINGLE CHARACTER INTRODUCER */ 2908 /* 8.3.110: SINGLE CHARACTER INTRODUCER */
2363 case C1_SCI: /* ESC Z */ 2909 case C1_SCI: /* ESC Z */
2364 rxvt_tt_write(aR_ (const unsigned char *)ESCZ_ANSWER, 2910 tt_write ((const unsigned char *)ESCZ_ANSWER,
2365 (unsigned int)(sizeof(ESCZ_ANSWER) - 1)); 2911 (unsigned int) (sizeof (ESCZ_ANSWER) - 1));
2366 break; /* steal obsolete ESC [ c */ 2912 break; /* steal obsolete ESC [ c */
2367 2913
2368 /* 8.3.16: CONTROL SEQUENCE INTRODUCER */ 2914 /* 8.3.16: CONTROL SEQUENCE INTRODUCER */
2369 case C1_CSI: /* ESC [ */ 2915 case C1_CSI: /* ESC [ */
2370 rxvt_process_csi_seq(aR); 2916 process_csi_seq ();
2371 break; 2917 break;
2372 2918
2373 /* 8.3.90: OPERATING SYSTEM COMMAND */ 2919 /* 8.3.90: OPERATING SYSTEM COMMAND */
2374 case C1_OSC: /* ESC ] */ 2920 case C1_OSC: /* ESC ] */
2375 rxvt_process_osc_seq(aR); 2921 process_osc_seq ();
2376 break; 2922 break;
2377 2923
2378 /* 8.3.106: RESET TO INITIAL STATE */ 2924 /* 8.3.106: RESET TO INITIAL STATE */
2379 case 'c': 2925 case 'c':
2380 rxvt_scr_poweron(aR); 2926 mbstate.reset ();
2381 rxvt_scrollbar_show(aR_ 1); 2927 scr_poweron ();
2382 break; 2928 scrollbar_show (1);
2929 break;
2383 2930
2384 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */ 2931 /* 8.3.79: LOCKING-SHIFT TWO (see ISO2022) */
2385 case 'n': 2932 case 'n':
2386 rxvt_scr_charset_choose(aR_ 2); 2933 scr_charset_choose (2);
2387 break; 2934 break;
2388 2935
2389 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */ 2936 /* 8.3.81: LOCKING-SHIFT THREE (see ISO2022) */
2390 case 'o': 2937 case 'o':
2391 rxvt_scr_charset_choose(aR_ 3); 2938 scr_charset_choose (3);
2392 break; 2939 break;
2393 } 2940 }
2394} 2941}
2395/*}}} */ 2942/*}}} */
2396 2943
2397/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */ 2944/*{{{ process CONTROL SEQUENCE INTRODUCER (CSI) sequences `ESC[' */
2398/* *INDENT-OFF* */ 2945/* *INDENT-OFF* */
2399enum { 2946enum {
2400 CSI_ICH = 0x40, 2947 CSI_ICH = 0x40,
2401 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA, 2948 CSI_CUU, CSI_CUD, CSI_CUF, CSI_CUB, CSI_CNL, CSI_CPL, CSI_CHA,
2402 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA , 2949 CSI_CUP, CSI_CHT, CSI_ED , CSI_EL , CSI_IL , CSI_DL , CSI_EF , CSI_EA ,
2403 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC, 2950 CSI_DCH, CSI_SEE, CSI_CPR, CSI_SU , CSI_SD , CSI_NP , CSI_PP , CSI_CTC,
2404 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F, 2951 CSI_ECH, CSI_CVT, CSI_CBT, CSI_SRS, CSI_PTX, CSI_SDS, CSI_SIMD, CSI_5F,
2405 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC, 2952 CSI_HPA, CSI_HPR, CSI_REP, CSI_DA , CSI_VPA, CSI_VPR, CSI_HVP, CSI_TBC,
2406 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ, 2953 CSI_SM , CSI_MC , CSI_HPB, CSI_VPB, CSI_RM , CSI_SGR, CSI_DSR, CSI_DAQ,
2407 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 , 2954 CSI_70 , CSI_71 , CSI_72 , CSI_73 , CSI_74 , CSI_75 , CSI_76 , CSI_77 ,
2408 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F 2955 CSI_78 , CSI_79 , CSI_7A , CSI_7B , CSI_7C , CSI_7D , CSI_7E , CSI_7F
2409}; 2956};
2410 2957
2411#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \ 2958#define make_byte(b7,b6,b5,b4,b3,b2,b1,b0) \
2412 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \ 2959 (((b7) << 7) | ((b6) << 6) | ((b5) << 5) | ((b4) << 4) \
2413 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0)) 2960 | ((b3) << 3) | ((b2) << 2) | ((b1) << 1) | (b0))
2414#define get_byte_array_bit(array, bit) \ 2961#define get_byte_array_bit(array, bit) \
2415 (!!((array)[(bit) / 8] & (128 >> ((bit) & 7)))) 2962 (!! ((array)[ (bit) / 8] & (128 >> ((bit) & 7))))
2416 2963
2417const unsigned char csi_defaults[] = { 2964const unsigned char csi_defaults[] =
2965 {
2418 make_byte(1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */ 2966 make_byte (1,1,1,1,1,1,1,1), /* @, A, B, C, D, E, F, G, */
2419 make_byte(1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */ 2967 make_byte (1,1,0,0,1,1,0,0), /* H, I, J, K, L, M, N, O, */
2420 make_byte(1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */ 2968 make_byte (1,0,1,1,1,1,1,0), /* P, Q, R, S, T, U, V, W, */
2421 make_byte(1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */ 2969 make_byte (1,1,1,0,0,0,1,0), /* X, Y, Z, [, \, ], ^, _, */
2422 make_byte(1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */ 2970 make_byte (1,1,1,0,1,1,1,0), /* `, a, b, c, d, e, f, g, */
2423 make_byte(0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */ 2971 make_byte (0,0,1,1,0,0,0,0), /* h, i, j, k, l, m, n, o, */
2424 make_byte(0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */ 2972 make_byte (0,0,0,0,0,0,0,0), /* p, q, r, s, t, u, v, w, */
2425 make_byte(0,0,0,0,0,0,0,0) /* x, y, z, {, |, }, ~, */ 2973 make_byte (0,0,0,0,0,0,0,0), /* x, y, z, {, |, }, ~, */
2426}; 2974 };
2427/* *INDENT-ON* */ 2975/* *INDENT-ON* */
2428 2976
2429/* INTPROTO */
2430void 2977void
2431rxvt_process_csi_seq(pR) 2978rxvt_term::process_csi_seq ()
2432{ 2979{
2433 unsigned char ch, priv, i; 2980 unicode_t ch, priv, i;
2434 unsigned int nargs, p; 2981 unsigned int nargs, p;
2435 int n, ndef; 2982 int n, ndef;
2436 int arg[ESC_ARGS]; 2983 int arg[ESC_ARGS];
2437 2984
2438 for (nargs = ESC_ARGS; nargs > 0;) 2985 for (nargs = ESC_ARGS; nargs > 0;)
2439 arg[--nargs] = 0; 2986 arg[--nargs] = 0;
2440 2987
2441 priv = 0; 2988 priv = 0;
2989 ch = cmd_getc ();
2990 if (ch >= '<' && ch <= '?')
2991 { /* '<' '=' '>' '?' */
2992 priv = ch;
2442 ch = rxvt_cmd_getc(aR); 2993 ch = cmd_getc ();
2443 if (ch >= '<' && ch <= '?') { /* '<' '=' '>' '?' */
2444 priv = ch;
2445 ch = rxvt_cmd_getc(aR);
2446 } 2994 }
2995
2447/* read any numerical arguments */ 2996 /* read any numerical arguments */
2448 for (n = -1; ch < CSI_ICH; ) { 2997 for (n = -1; ch < CSI_ICH; )
2998 {
2449 if (isdigit(ch)) { 2999 if (isdigit (ch))
3000 {
2450 if (n < 0) 3001 if (n < 0)
2451 n = ch - '0'; 3002 n = ch - '0';
2452 else 3003 else
2453 n = n * 10 + ch - '0'; 3004 n = n * 10 + ch - '0';
3005 }
2454 } else if (ch == ';') { 3006 else if (ch == ';')
3007 {
2455 if (nargs < ESC_ARGS) 3008 if (nargs < ESC_ARGS)
2456 arg[nargs++] = n; 3009 arg[nargs++] = n;
2457 n = -1; 3010 n = -1;
2458 } else if (ch == '\b') { 3011 }
2459 rxvt_scr_backspace(aR); 3012 else if (IS_CONTROL (ch))
2460 } else if (ch == C0_ESC) { 3013 process_nonprinting (ch);
2461 rxvt_process_escape_seq(aR); 3014
3015 ch = cmd_getc ();
3016 }
3017
3018 if (ch > CSI_7F)
2462 return; 3019 return;
2463 } else if (ch < ' ') {
2464 rxvt_process_nonprinting(aR_ ch);
2465 }
2466 ch = rxvt_cmd_getc(aR);
2467 }
2468 3020
2469 if (ch > CSI_7F)
2470 return;
2471
2472 if (nargs < ESC_ARGS) 3021 if (nargs < ESC_ARGS)
2473 arg[nargs++] = n; 3022 arg[nargs++] = n;
2474 3023
2475 i = ch - CSI_ICH; 3024 i = ch - CSI_ICH;
2476 ndef = get_byte_array_bit(csi_defaults, i); 3025 ndef = get_byte_array_bit (csi_defaults, i);
2477 for (p = 0; p < nargs; p++) 3026 for (p = 0; p < nargs; p++)
2478 if (arg[p] == -1) 3027 if (arg[p] == -1)
2479 arg[p] = ndef; 3028 arg[p] = ndef;
2480 3029
2481#ifdef DEBUG_CMD 3030#ifdef DEBUG_CMD
2482 fprintf(stderr, "CSI "); 3031 fprintf (stderr, "CSI ");
2483 for (p = 0; p < nargs; p++) 3032 for (p = 0; p < nargs; p++)
2484 fprintf(stderr, "%d%s", arg[p], p < nargs - 1 ? ";" : ""); 3033 fprintf (stderr, "%d%s", arg[p], p < nargs - 1 ? ";" : "");
2485 fprintf(stderr, "%c\n", ch); 3034 fprintf (stderr, "%c\n", ch);
2486#endif 3035#endif
2487 3036
2488/* 3037 /*
2489 * private mode handling 3038 * private mode handling
2490 */ 3039 */
2491 if (priv) { 3040 if (priv)
2492 switch (priv) { 3041 {
2493 case '>': 3042 switch (priv)
3043 {
3044 case '>':
2494 if (ch == CSI_DA) /* secondary device attributes */ 3045 if (ch == CSI_DA) /* secondary device attributes */
2495 rxvt_tt_printf(aR_ "\033[>%d;%-.8s;0c", 'R', VSTRING); 3046 tt_printf ("\033[>%d;%-.8s;0c", 'R', VSTRING);
2496 break; 3047 break;
2497 case '?': 3048 case '?':
2498 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't') 3049 if (ch == 'h' || ch == 'l' || ch == 'r' || ch == 's' || ch == 't')
2499 rxvt_process_terminal_mode(aR_ ch, priv, nargs, arg); 3050 process_terminal_mode (ch, priv, nargs, arg);
2500 break; 3051 break;
2501 } 3052 }
2502 return; 3053 return;
2503 } 3054 }
2504 3055
2505 switch (ch) { 3056 switch (ch)
2506/* 3057 {
3058 /*
2507 * ISO/IEC 6429:1992(E) CSI sequences (defaults in parentheses) 3059 * ISO/IEC 6429:1992 (E) CSI sequences (defaults in parentheses)
2508 */ 3060 */
2509#ifdef PRINTPIPE 3061#ifdef PRINTPIPE
2510 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */ 3062 case CSI_MC: /* 8.3.83: (0) MEDIA COPY */
2511 switch (arg[0]) { 3063 switch (arg[0])
3064 {
2512 case 0: /* initiate transfer to primary aux device */ 3065 case 0: /* initiate transfer to primary aux device */
2513 rxvt_scr_printscreen(aR_ 0); 3066 scr_printscreen (0);
2514 break; 3067 break;
2515 case 5: /* start relay to primary aux device */ 3068 case 5: /* start relay to primary aux device */
2516 rxvt_process_print_pipe(aR); 3069 process_print_pipe ();
3070 break;
3071 }
2517 break; 3072 break;
2518 }
2519 break;
2520#endif 3073#endif
2521 3074
2522 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */ 3075 case CSI_CUU: /* 8.3.22: (1) CURSOR UP */
2523 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */ 3076 case CSI_VPR: /* 8.3.161: (1) LINE POSITION FORWARD */
2524 arg[0] = -arg[0]; 3077 arg[0] = -arg[0];
2525 /* FALLTHROUGH */ 3078 /* FALLTHROUGH */
2526 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */ 3079 case CSI_CUD: /* 8.3.19: (1) CURSOR DOWN */
2527 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */ 3080 case CSI_VPB: /* 8.3.160: (1) LINE POSITION BACKWARD */
2528 rxvt_scr_gotorc(aR_ arg[0], 0, RELATIVE); 3081 scr_gotorc (arg[0], 0, RELATIVE);
2529 break; 3082 break;
2530 3083
2531 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */ 3084 case CSI_CUB: /* 8.3.18: (1) CURSOR LEFT */
2532 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */ 3085 case CSI_HPB: /* 8.3.59: (1) CHARACTER POSITION BACKWARD */
2533#ifdef ISO6429 3086#ifdef ISO6429
2534 arg[0] = -arg[0]; 3087 arg[0] = -arg[0];
2535#else /* emulate common DEC VTs */ 3088#else /* emulate common DEC VTs */
2536 arg[0] = arg[0] ? -arg[0] : -1; 3089 arg[0] = arg[0] ? -arg[0] : -1;
2537#endif 3090#endif
2538 /* FALLTHROUGH */ 3091 /* FALLTHROUGH */
2539 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */ 3092 case CSI_CUF: /* 8.3.20: (1) CURSOR RIGHT */
2540 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */ 3093 case CSI_HPR: /* 8.3.60: (1) CHARACTER POSITION FORWARD */
2541#ifdef ISO6429 3094#ifdef ISO6429
2542 rxvt_scr_gotorc(aR_ 0, arg[0], RELATIVE); 3095 scr_gotorc (0, arg[0], RELATIVE);
2543#else /* emulate common DEC VTs */ 3096#else /* emulate common DEC VTs */
2544 rxvt_scr_gotorc(aR_ 0, arg[0] ? arg[0] : 1, RELATIVE); 3097 scr_gotorc (0, arg[0] ? arg[0] : 1, RELATIVE);
2545#endif 3098#endif
2546 break; 3099 break;
2547 3100
2548 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */ 3101 case CSI_CPL: /* 8.3.13: (1) CURSOR PRECEDING LINE */
2549 arg[0] = -arg[0]; 3102 arg[0] = -arg[0];
2550 /* FALLTHROUGH */ 3103 /* FALLTHROUGH */
2551 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */ 3104 case CSI_CNL: /* 8.3.12: (1) CURSOR NEXT LINE */
2552 rxvt_scr_gotorc(aR_ arg[0], 0, R_RELATIVE); 3105 scr_gotorc (arg[0], 0, R_RELATIVE);
2553 break; 3106 break;
2554 3107
2555 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */ 3108 case CSI_CHA: /* 8.3.9: (1) CURSOR CHARACTER ABSOLUTE */
2556 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */ 3109 case CSI_HPA: /* 8.3.58: (1) CURSOR POSITION ABSOLUTE */
2557 rxvt_scr_gotorc(aR_ 0, arg[0] - 1, R_RELATIVE); 3110 scr_gotorc (0, arg[0] - 1, R_RELATIVE);
2558 break; 3111 break;
2559 3112
2560 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */ 3113 case CSI_VPA: /* 8.3.159: (1) LINE POSITION ABSOLUTE */
2561 rxvt_scr_gotorc(aR_ arg[0] - 1, 0, C_RELATIVE); 3114 scr_gotorc (arg[0] - 1, 0, C_RELATIVE);
2562 break; 3115 break;
2563 3116
2564 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */ 3117 case CSI_CUP: /* 8.3.21: (1,1) CURSOR POSITION */
2565 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */ 3118 case CSI_HVP: /* 8.3.64: (1,1) CHARACTER AND LINE POSITION */
2566 rxvt_scr_gotorc(aR_ arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0); 3119 scr_gotorc (arg[0] - 1, nargs < 2 ? 0 : (arg[1] - 1), 0);
2567 break; 3120 break;
2568 3121
2569 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */ 3122 case CSI_CBT: /* 8.3.7: (1) CURSOR BACKWARD TABULATION */
2570 arg[0] = -arg[0]; 3123 arg[0] = -arg[0];
2571 /* FALLTHROUGH */ 3124 /* FALLTHROUGH */
2572 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */ 3125 case CSI_CHT: /* 8.3.10: (1) CURSOR FORWARD TABULATION */
2573 rxvt_scr_tab(aR_ arg[0]); 3126 scr_tab (arg[0]);
2574 break; 3127 break;
2575 3128
2576 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */ 3129 case CSI_ED: /* 8.3.40: (0) ERASE IN PAGE */
2577 rxvt_scr_erase_screen(aR_ arg[0]); 3130 scr_erase_screen (arg[0]);
2578 break; 3131 break;
2579 3132
2580 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */ 3133 case CSI_EL: /* 8.3.42: (0) ERASE IN LINE */
2581 rxvt_scr_erase_line(aR_ arg[0]); 3134 scr_erase_line (arg[0]);
2582 break; 3135 break;
2583 3136
2584 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */ 3137 case CSI_ICH: /* 8.3.65: (1) INSERT CHARACTER */
2585 rxvt_scr_insdel_chars(aR_ arg[0], INSERT); 3138 scr_insdel_chars (arg[0], INSERT);
2586 break; 3139 break;
2587 3140
2588 case CSI_IL: /* 8.3.68: (1) INSERT LINE */ 3141 case CSI_IL: /* 8.3.68: (1) INSERT LINE */
2589 rxvt_scr_insdel_lines(aR_ arg[0], INSERT); 3142 scr_insdel_lines (arg[0], INSERT);
2590 break; 3143 break;
2591 3144
2592 case CSI_DL: /* 8.3.33: (1) DELETE LINE */ 3145 case CSI_DL: /* 8.3.33: (1) DELETE LINE */
2593 rxvt_scr_insdel_lines(aR_ arg[0], DELETE); 3146 scr_insdel_lines (arg[0], DELETE);
2594 break; 3147 break;
2595 3148
2596 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */ 3149 case CSI_ECH: /* 8.3.39: (1) ERASE CHARACTER */
2597 rxvt_scr_insdel_chars(aR_ arg[0], ERASE); 3150 scr_insdel_chars (arg[0], ERASE);
2598 break; 3151 break;
2599 3152
2600 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */ 3153 case CSI_DCH: /* 8.3.26: (1) DELETE CHARACTER */
2601 rxvt_scr_insdel_chars(aR_ arg[0], DELETE); 3154 scr_insdel_chars (arg[0], DELETE);
2602 break; 3155 break;
2603 3156
2604 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */ 3157 case CSI_SD: /* 8.3.114: (1) SCROLL DOWN */
2605 arg[0] = -arg[0]; 3158 arg[0] = -arg[0];
2606 /* FALLTHROUGH */ 3159 /* FALLTHROUGH */
2607 case CSI_SU: /* 8.3.148: (1) SCROLL UP */ 3160 case CSI_SU: /* 8.3.148: (1) SCROLL UP */
2608 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, arg[0], 0); 3161 scr_scroll_text (screen.tscroll, screen.bscroll, arg[0], 0);
2609 break; 3162 break;
2610 3163
2611 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */ 3164 case CSI_DA: /* 8.3.24: (0) DEVICE ATTRIBUTES */
2612 rxvt_tt_write(aR_ (const unsigned char *)VT100_ANS, 3165 tt_write ((const unsigned char *)VT100_ANS,
2613 (unsigned int)(sizeof(VT100_ANS) - 1)); 3166 (unsigned int) (sizeof (VT100_ANS) - 1));
2614 break; 3167 break;
2615 3168
2616 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */ 3169 case CSI_SGR: /* 8.3.118: (0) SELECT GRAPHIC RENDITION */
2617 rxvt_process_sgr_mode(aR_ nargs, arg); 3170 process_sgr_mode (nargs, arg);
2618 break; 3171 break;
2619 3172
2620 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */ 3173 case CSI_DSR: /* 8.3.36: (0) DEVICE STATUS REPORT */
2621 switch (arg[0]) { 3174 switch (arg[0])
3175 {
2622 case 5: /* DSR requested */ 3176 case 5: /* DSR requested */
2623 rxvt_tt_printf(aR_ "\033[0n"); 3177 tt_printf ("\033[0n");
2624 break; 3178 break;
2625 case 6: /* CPR requested */ 3179 case 6: /* CPR requested */
2626 rxvt_scr_report_position(aR); 3180 scr_report_position ();
2627 break; 3181 break;
2628#if defined (ENABLE_DISPLAY_ANSWER)
2629 case 7: /* unofficial extension */ 3182 case 7: /* unofficial extension */
2630 rxvt_tt_printf(aR_ "%-.250s\n", R->rs[Rs_display_name]); 3183 if (Options & Opt_insecure)
2631 break; 3184 tt_printf ("%-.250s\n", rs[Rs_display_name]);
2632#endif 3185 break;
2633 case 8: /* unofficial extension */ 3186 case 8: /* unofficial extension */
2634 rxvt_xterm_seq(aR_ XTerm_title, APL_NAME "-" VERSION, CHAR_ST); 3187 process_xterm_seq (XTerm_title, RESNAME "-" VERSION, CHAR_ST);
3188 break;
3189 }
2635 break; 3190 break;
2636 }
2637 break;
2638 3191
2639 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */ 3192 case CSI_TBC: /* 8.3.155: (0) TABULATION CLEAR */
2640 switch (arg[0]) { 3193 switch (arg[0])
3194 {
2641 case 0: /* char tab stop cleared at active position */ 3195 case 0: /* char tab stop cleared at active position */
2642 rxvt_scr_set_tab(aR_ 0); 3196 scr_set_tab (0);
2643 break; 3197 break;
2644 /* case 1: */ /* line tab stop cleared in active line */ 3198 /* case 1: */ /* line tab stop cleared in active line */
2645 /* case 2: */ /* char tab stops cleared in active line */ 3199 /* case 2: */ /* char tab stops cleared in active line */
2646 case 3: /* all char tab stops are cleared */ 3200 case 3: /* all char tab stops are cleared */
2647 /* case 4: */ /* all line tab stops are cleared */ 3201 /* case 4: */ /* all line tab stops are cleared */
2648 case 5: /* all tab stops are cleared */ 3202 case 5: /* all tab stops are cleared */
2649 rxvt_scr_set_tab(aR_ -1); 3203 scr_set_tab (-1);
3204 break;
3205 }
2650 break; 3206 break;
2651 }
2652 break;
2653 3207
2654 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */ 3208 case CSI_CTC: /* 8.3.17: (0) CURSOR TABULATION CONTROL */
2655 switch (arg[0]) { 3209 switch (arg[0])
3210 {
2656 case 0: /* char tab stop set at active position */ 3211 case 0: /* char tab stop set at active position */
2657 rxvt_scr_set_tab(aR_ 1); 3212 scr_set_tab (1);
2658 break; /* = ESC H */ 3213 break; /* = ESC H */
2659 /* case 1: */ /* line tab stop set at active line */ 3214 /* case 1: */ /* line tab stop set at active line */
2660 case 2: /* char tab stop cleared at active position */ 3215 case 2: /* char tab stop cleared at active position */
2661 rxvt_scr_set_tab(aR_ 0); 3216 scr_set_tab (0);
2662 break; /* = ESC [ 0 g */ 3217 break; /* = ESC [ 0 g */
2663 /* case 3: */ /* line tab stop cleared at active line */ 3218 /* case 3: */ /* line tab stop cleared at active line */
2664 /* case 4: */ /* char tab stops cleared at active line */ 3219 /* case 4: */ /* char tab stops cleared at active line */
2665 case 5: /* all char tab stops are cleared */ 3220 case 5: /* all char tab stops are cleared */
2666 rxvt_scr_set_tab(aR_ -1); 3221 scr_set_tab (-1);
2667 break; /* = ESC [ 3 g */ 3222 break; /* = ESC [ 3 g */
2668 /* case 6: */ /* all line tab stops are cleared */ 3223 /* case 6: */ /* all line tab stops are cleared */
2669 } 3224 }
2670 break; 3225 break;
2671 3226
2672 case CSI_RM: /* 8.3.107: RESET MODE */ 3227 case CSI_RM: /* 8.3.107: RESET MODE */
2673 if (arg[0] == 4) 3228 if (arg[0] == 4)
2674 rxvt_scr_insert_mode(aR_ 0); 3229 scr_insert_mode (0);
2675 break; 3230 break;
2676 3231
2677 case CSI_SM: /* 8.3.126: SET MODE */ 3232 case CSI_SM: /* 8.3.126: SET MODE */
2678 if (arg[0] == 4) 3233 if (arg[0] == 4)
2679 rxvt_scr_insert_mode(aR_ 1); 3234 scr_insert_mode (1);
2680 break; 3235 break;
2681 3236
2682/* 3237 /*
2683 * PRIVATE USE beyond this point. All CSI_7? sequences here 3238 * PRIVATE USE beyond this point. All CSI_7? sequences here
2684 */ 3239 */
2685 case CSI_72: /* DECSTBM: set top and bottom margins */ 3240 case CSI_72: /* DECSTBM: set top and bottom margins */
2686 if (nargs == 1) 3241 if (nargs == 1)
2687 rxvt_scr_scroll_region(aR_ arg[0] - 1, MAX_ROWS - 1); 3242 scr_scroll_region (arg[0] - 1, MAX_ROWS - 1);
2688 else if (nargs == 0 || arg[0] >= arg[1]) 3243 else if (nargs == 0 || arg[0] >= arg[1])
2689 rxvt_scr_scroll_region(aR_ 0, MAX_ROWS - 1); 3244 scr_scroll_region (0, MAX_ROWS - 1);
2690 else 3245 else
2691 rxvt_scr_scroll_region(aR_ arg[0] - 1, arg[1] - 1); 3246 scr_scroll_region (arg[0] - 1, arg[1] - 1);
2692 break; 3247 break;
2693 3248
2694 case CSI_73: 3249 case CSI_73:
2695 rxvt_scr_cursor(aR_ SAVE); 3250 scr_cursor (SAVE);
2696 break; 3251 break;
2697 case CSI_75: 3252 case CSI_75:
2698 rxvt_scr_cursor(aR_ RESTORE); 3253 scr_cursor (RESTORE);
2699 break; 3254 break;
2700 3255
2701#ifndef NO_FRILLS 3256#ifndef NO_FRILLS
2702 case CSI_74: 3257 case CSI_74:
2703 rxvt_process_window_ops(aR_ arg, nargs); 3258 process_window_ops (arg, nargs);
2704 break; 3259 break;
2705#endif 3260#endif
2706 3261
2707 case CSI_78: /* DECREQTPARM */ 3262 case CSI_78: /* DECREQTPARM */
2708 if (arg[0] == 0 || arg[0] == 1) 3263 if (arg[0] == 0 || arg[0] == 1)
2709 rxvt_tt_printf(aR_ "\033[%d;1;1;112;112;1;0x", arg[0] + 2); 3264 tt_printf ("\033[%d;1;1;128;128;1;0x", arg[0] + 2);
2710 /* FALLTHROUGH */ 3265 break;
2711 3266
2712 default: 3267 default:
2713 break; 3268 break;
2714 } 3269 }
2715} 3270}
2716/*}}} */ 3271/*}}} */
2717 3272
2718#ifndef NO_FRILLS 3273#ifndef NO_FRILLS
2719/* ARGSUSED */ 3274/* ARGSUSED */
2720/* INTPROTO */
2721void 3275void
2722rxvt_process_window_ops(pR_ const int *args, unsigned int nargs) 3276rxvt_term::process_window_ops (const int *args, unsigned int nargs)
2723{ 3277{
2724 int x, y; 3278 int x, y;
2725#if 0
2726 char *s;
2727#endif
2728 XWindowAttributes wattr; 3279 XWindowAttributes wattr;
2729 Window wdummy; 3280 Window wdummy;
2730 3281
2731 if (nargs == 0) 3282 if (nargs == 0)
2732 return; 3283 return;
3284
2733 switch (args[0]) { 3285 switch (args[0])
3286 {
2734 /* 3287 /*
2735 * commands 3288 * commands
2736 */ 3289 */
2737 case 1: /* deiconify window */ 3290 case 1: /* deiconify window */
2738 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 3291 XMapWindow (display->display, TermWin.parent[0]);
2739 break; 3292 break;
2740 case 2: /* iconify window */ 3293 case 2: /* iconify window */
2741 XIconifyWindow(R->Xdisplay, R->TermWin.parent[0], 3294 XIconifyWindow (display->display, TermWin.parent[0],
2742 DefaultScreen(R->Xdisplay)); 3295 DefaultScreen (display->display));
2743 break; 3296 break;
2744 case 3: /* set position (pixels) */ 3297 case 3: /* set position (pixels) */
2745 XMoveWindow(R->Xdisplay, R->TermWin.parent[0], args[1], args[2]); 3298 XMoveWindow (display->display, TermWin.parent[0], args[1], args[2]);
2746 break; 3299 break;
2747 case 4: /* set size (pixels) */ 3300 case 4: /* set size (pixels) */
2748 rxvt_set_widthheight(aR_ (unsigned int)args[2], (unsigned int)args[1]); 3301 set_widthheight ((unsigned int)args[2], (unsigned int)args[1]);
2749 break; 3302 break;
2750 case 5: /* raise window */ 3303 case 5: /* raise window */
2751 XRaiseWindow(R->Xdisplay, R->TermWin.parent[0]); 3304 XRaiseWindow (display->display, TermWin.parent[0]);
2752 break; 3305 break;
2753 case 6: /* lower window */ 3306 case 6: /* lower window */
2754 XLowerWindow(R->Xdisplay, R->TermWin.parent[0]); 3307 XLowerWindow (display->display, TermWin.parent[0]);
2755 break; 3308 break;
2756 case 7: /* refresh window */ 3309 case 7: /* refresh window */
2757 rxvt_scr_touch(aR_ True); 3310 scr_touch (true);
2758 break; 3311 break;
2759 case 8: /* set size (chars) */ 3312 case 8: /* set size (chars) */
2760 rxvt_set_widthheight(aR_ (unsigned int)(args[2] * R->TermWin.fwidth), 3313 set_widthheight ((unsigned int) (args[2] * TermWin.fwidth),
2761 (unsigned int)(args[1] * R->TermWin.fheight)); 3314 (unsigned int) (args[1] * TermWin.fheight));
2762 break; 3315 break;
3316
3317 //case 9: NYI, TODO, restore maximized window or maximize window
2763 default: 3318 default:
2764 if (args[0] >= 24) /* set height (chars) */ 3319 if (args[0] >= 24) /* set height (chars) */
2765 rxvt_set_widthheight(aR_ (unsigned int)R->TermWin.width, 3320 set_widthheight ((unsigned int)TermWin.width,
2766 (unsigned int)(args[1] * R->TermWin.fheight)); 3321 (unsigned int) (args[1] * TermWin.fheight));
2767 break; 3322 break;
3323
3324
2768 /* 3325 /*
2769 * reports - some output format copied from XTerm 3326 * reports - some output format copied from XTerm
2770 */ 3327 */
2771 case 11: /* report window state */ 3328 case 11: /* report window state */
2772 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3329 XGetWindowAttributes (display->display, TermWin.parent[0], &wattr);
2773 rxvt_tt_printf(aR_ "\033[%dt", wattr.map_state == IsViewable ? 1 : 2); 3330 tt_printf ("\033[%dt", wattr.map_state == IsViewable ? 1 : 2);
2774 break; 3331 break;
2775 case 13: /* report window position */ 3332 case 13: /* report window position */
2776 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3333 XGetWindowAttributes (display->display, TermWin.parent[0], &wattr);
2777 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], wattr.root, 3334 XTranslateCoordinates (display->display, TermWin.parent[0], wattr.root,
2778 -wattr.border_width, -wattr.border_width, 3335 -wattr.border_width, -wattr.border_width,
2779 &x, &y, &wdummy); 3336 &x, &y, &wdummy);
2780 rxvt_tt_printf(aR_ "\033[3;%d;%dt", x, y); 3337 tt_printf ("\033[3;%d;%dt", x, y);
2781 break; 3338 break;
2782 case 14: /* report window size (pixels) */ 3339 case 14: /* report window size (pixels) */
2783 XGetWindowAttributes(R->Xdisplay, R->TermWin.parent[0], &wattr); 3340 XGetWindowAttributes (display->display, TermWin.parent[0], &wattr);
2784 rxvt_tt_printf(aR_ "\033[4;%d;%dt", wattr.height, wattr.width); 3341 tt_printf ("\033[4;%d;%dt", wattr.height, wattr.width);
2785 break; 3342 break;
3343 case 18: /* report text area size (chars) */
3344 tt_printf ("\033[8;%d;%dt", TermWin.nrow, TermWin.ncol);
3345 break;
2786 case 18: /* report window size (chars) */ 3346 case 19: /* report window size (chars) */
2787 rxvt_tt_printf(aR_ "\033[8;%d;%dt", R->TermWin.nrow, R->TermWin.ncol); 3347 tt_printf ("\033[9;%d;%dt", TermWin.nrow, TermWin.ncol);
2788 break; 3348 break;
2789#if 0 /* XXX: currently disabled due to security concerns */
2790 case 20: /* report icon label */ 3349 case 20: /* report icon label */
3350 {
3351 char *s;
2791 XGetIconName(R->Xdisplay, R->TermWin.parent[0], &s); 3352 XGetIconName (display->display, TermWin.parent[0], &s);
2792 rxvt_tt_printf(aR_ "\033]L%-.200s\234", s ? s : ""); /* 8bit ST */ 3353 tt_printf ("\033]L%-.250s\234", (Options & Opt_insecure) && s ? s : ""); /* 8bit ST */
2793 break; 3354 XFree (s);
3355 }
3356 break;
2794 case 21: /* report window title */ 3357 case 21: /* report window title */
3358 {
3359 char *s;
2795 XFetchName(R->Xdisplay, R->TermWin.parent[0], &s); 3360 XFetchName (display->display, TermWin.parent[0], &s);
2796 rxvt_tt_printf(aR_ "\033]l%-.200s\234", s ? s : ""); /* 8bit ST */ 3361 tt_printf ("\033]l%-.250s\234", (Options & Opt_insecure) && s ? s : ""); /* 8bit ST */
2797 break; 3362 XFree (s);
2798#endif 3363 }
3364 break;
2799 } 3365 }
2800} 3366}
2801#endif 3367#endif
2802 3368
2803/*----------------------------------------------------------------------*/ 3369/*----------------------------------------------------------------------*/
2804/* 3370/*
2805 * get input up until STRING TERMINATOR (or BEL) 3371 * get input up until STRING TERMINATOR (or BEL)
2806 * ends_how is terminator used. returned input must be free()d 3372 * ends_how is terminator used. returned input must be free()'d
2807 */ 3373 */
2808/* INTPROTO */
2809unsigned char * 3374unsigned char *
2810rxvt_get_to_st(pR_ unsigned char *ends_how) 3375rxvt_term::get_to_st (unicode_t &ends_how)
2811{ 3376{
2812 int seen_esc = 0; /* seen escape? */ 3377 unicode_t prev = 0, ch;
2813 unsigned int n = 0; 3378 unsigned int n = 0;
2814 unsigned char *s; 3379 unsigned char *s;
2815 unsigned char ch, string[STRING_MAX]; 3380 unsigned char string[STRING_MAX];
2816 3381
2817 for (; (ch = rxvt_cmd_getc(aR));) { 3382 while ((ch = cmd_getc ()) != NOCHAR)
2818 if (ch == C0_BEL 3383 {
2819 || ch == CHAR_ST 3384 if (prev == C0_ESC)
2820 || (ch == 0x5c && seen_esc)) /* 7bit ST */ 3385 {
3386 if (ch == 0x5c) /* 7bit ST */
3387 break;
3388 else
3389 return NULL;
3390 }
3391 else if (ch == C0_BEL || ch == CHAR_ST)
2821 break; 3392 break;
2822 if (ch == C0_ESC) { 3393 else if (ch < 0x20)
2823 seen_esc = 1;
2824 continue;
2825 } else if (ch == '\t')
2826 ch = ' '; /* translate '\t' to space */
2827 else if (ch < 0x08 || (ch > 0x0d && ch < 0x20))
2828 return NULL; /* other control character - exit */ 3394 return NULL; /* other control character - exit */
3395
2829 if (n < sizeof(string) - 1) 3396 if (n >= sizeof (string) - 1)
3397 // stop at some sane length
3398 return NULL;
3399
3400 if (ch == C0_SYN)
3401 {
3402 string[n++] = cmd_get8 ();
3403 prev = 0;
3404 }
3405 else
2830 string[n++] = ch; 3406 string[n++] = prev = ch;
2831 seen_esc = 0;
2832 } 3407 }
3408
2833 string[n++] = '\0'; 3409 string[n++] = '\0';
3410
2834 if ((s = (unsigned char *)rxvt_malloc(n)) == NULL) 3411 if ((s = (unsigned char *)rxvt_malloc (n)) == NULL)
2835 return NULL; 3412 return NULL;
3413
2836 *ends_how = (ch == 0x5c ? C0_ESC : ch); 3414 ends_how = (ch == 0x5c ? C0_ESC : ch);
2837 STRNCPY(s, string, n); 3415 STRNCPY (s, string, n);
2838 return s; 3416 return s;
2839} 3417}
2840 3418
2841/*----------------------------------------------------------------------*/ 3419/*----------------------------------------------------------------------*/
2842/* 3420/*
2843 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)' 3421 * process DEVICE CONTROL STRING `ESC P ... (ST|BEL)' or `0x90 ... (ST|BEL)'
2844 */ 3422 */
2845/* INTPROTO */
2846void 3423void
2847rxvt_process_dcs_seq(pR) 3424rxvt_term::process_dcs_seq ()
2848{ 3425{
2849 unsigned char eh, *s; 3426 unsigned char *s;
2850/* 3427 unicode_t eh;
3428
3429 /*
2851 * Not handled yet 3430 * Not handled yet
2852 */ 3431 */
2853 s = rxvt_get_to_st(aR_ &eh); 3432 s = get_to_st (eh);
2854 if (s) 3433 if (s)
2855 free(s); 3434 free (s);
3435
2856 return; 3436 return;
2857} 3437}
2858 3438
2859/*----------------------------------------------------------------------*/ 3439/*----------------------------------------------------------------------*/
2860/* 3440/*
2861 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)' 3441 * process OPERATING SYSTEM COMMAND sequence `ESC ] Ps ; Pt (ST|BEL)'
2862 */ 3442 */
2863/* INTPROTO */
2864void 3443void
2865rxvt_process_osc_seq(pR) 3444rxvt_term::process_osc_seq ()
2866{ 3445{
2867 unsigned char ch, eh, *s; 3446 unicode_t ch, eh;
2868 int arg; 3447 int arg;
2869 3448
2870 ch = rxvt_cmd_getc(aR); 3449 ch = cmd_getc ();
2871 for (arg = 0; isdigit(ch); ch = rxvt_cmd_getc(aR)) 3450 for (arg = 0; isdigit (ch); ch = cmd_getc ())
2872 arg = arg * 10 + (ch - '0'); 3451 arg = arg * 10 + (ch - '0');
2873 3452
2874 if (ch == ';') { 3453 if (ch == ';')
2875 s = rxvt_get_to_st(aR_ &eh);
2876 if (s) {
2877 /*
2878 * rxvt_menubar_dispatch() violates the constness of the string,
2879 * so do it here
2880 */
2881 if (arg == XTerm_Menu)
2882#if 0 /* XXX: currently disabled due to security concerns */
2883 rxvt_menubar_dispatch(aR_ (char *)s);
2884#else
2885 0;
2886#endif
2887 else
2888 rxvt_xterm_seq(aR_ arg, (char *)s, eh);
2889 free(s);
2890 }
2891 } 3454 {
3455 unsigned char *s = get_to_st (eh);
3456
3457 if (s)
3458 {
3459 process_xterm_seq (arg, (char *)s, eh);
3460 free (s);
3461 }
3462 }
2892} 3463}
3464
3465void
3466rxvt_term::process_color_seq (int report, int color, const char *str, unsigned char resp)
3467{
3468 if (str[0] == '?' && !str[1])
3469 {
3470 unsigned short r, g, b;
3471 PixColorsFocused[color].get (display, r, g, b);
3472 tt_printf ("\033]%d;rgb:%04x/%04x/%04x%c", report, r, g, b, resp);
3473 }
3474 else
3475 set_window_color (color, str);
3476}
3477
2893/* 3478/*
2894 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL) 3479 * XTerm escape sequences: ESC ] Ps;Pt (ST|BEL)
2895 * 0 = change iconName/title 3480 * 0 = change iconName/title
2896 * 1 = change iconName 3481 * 1 = change iconName
2897 * 2 = change title 3482 * 2 = change title
2898 * 4 = change color 3483 * 4 = change color
3484 * 10 = change fg color
3485 * 11 = change bg color
2899 * 12 = change text color 3486 * 12 = change text color
2900 * 13 = change mouse foreground color 3487 * 13 = change mouse foreground color
2901 * 17 = change highlight character colour 3488 * 17 = change highlight character colour
2902 * 18 = change bold character color 3489 * 18 = change bold character color
2903 * 19 = change underlined character color 3490 * 19 = change underlined character color
2904 * 46 = change logfile (not implemented) 3491 * 46 = change logfile (not implemented)
2905 * 50 = change font 3492 * 50 = change font
2906 * 3493 *
2907 * rxvt extensions: 3494 * rxvt extensions:
2908 * 10 = menu (may change in future)
2909 * 20 = bg pixmap 3495 * 20 = bg pixmap
2910 * 39 = change default fg color 3496 * 39 = change default fg color
2911 * 49 = change default bg color 3497 * 49 = change default bg color
2912 * 55 = dump scrollback buffer and all of screen 3498 * 55 = dump scrollback buffer and all of screen
3499 * 701 = change locale
3500 * 702 = find font
3501 * 703 = menu
2913 */ 3502 */
2914/* EXTPROTO */
2915void 3503void
2916rxvt_xterm_seq(pR_ int op, const char *str, unsigned char resp __attribute__((unused))) 3504rxvt_term::process_xterm_seq (int op, const char *str, unsigned char resp)
2917{ 3505{
2918 int changed = 0; 3506 int changed = 0;
2919 int color; 3507 int color;
2920 char *buf, *name; 3508 char *buf, *name;
3509 bool query = str[0] == '?' && !str[1];
2921 3510
2922 assert(str != NULL); 3511 assert (str != NULL);
2923 switch (op) { 3512 switch (op)
3513 {
2924 case XTerm_name: 3514 case XTerm_name:
2925 rxvt_set_title(aR_ str); 3515 set_title (str);
2926 /* FALLTHROUGH */ 3516 /* FALLTHROUGH */
2927 case XTerm_iconName: 3517 case XTerm_iconName:
2928 rxvt_set_iconName(aR_ str); 3518 set_icon_name (str);
2929 break; 3519 break;
2930 case XTerm_title: 3520 case XTerm_title:
2931 rxvt_set_title(aR_ str); 3521 set_title (str);
2932 break; 3522 break;
3523 case XTerm_property:
3524 if (str[0] == '?')
3525 {
3526 Atom prop = XInternAtom (display->display, str + 1, True);
3527 Atom actual_type;
3528 int actual_format;
3529 unsigned long nitems;
3530 unsigned long bytes_after;
3531 unsigned char *value = 0;
3532 const char *str = "";
3533
3534 if (prop
3535 && XGetWindowProperty (display->display, TermWin.parent[0],
3536 prop, 0, 1<<16, 0, AnyPropertyType,
3537 &actual_type, &actual_format,
3538 &nitems, &bytes_after, &value) == Success
3539 && actual_type != None
3540 && actual_format == 8)
3541 str = (const char *)(value);
3542
3543 tt_printf ("\033]%d;%s%c", XTerm_property, str, resp);
3544
3545 XFree (value);
3546 }
3547 else
3548 {
3549 char *eq = strchr (str, '='); // constness lost, but verified to be ok
3550
3551 if (eq)
3552 {
3553 *eq = 0;
3554 XChangeProperty (display->display, TermWin.parent[0],
3555 display->atom (str), XA_STRING, 8,
3556 PropModeReplace, (unsigned char *)eq + 1,
3557 strlen (eq + 1));
3558 }
3559 else
3560 XDeleteProperty (display->display, TermWin.parent[0],
3561 display->atom (str));
3562 }
3563 break;
3564
2933 case XTerm_Color: 3565 case XTerm_Color:
2934 for (buf = (char *)str; buf && *buf;) { 3566 for (buf = (char *)str; buf && *buf;)
3567 {
2935 if ((name = STRCHR(buf, ';')) == NULL) 3568 if ((name = STRCHR (buf, ';')) == NULL)
2936 break; 3569 break;
3570
2937 *name++ = '\0'; 3571 *name++ = '\0';
2938 color = atoi(buf); 3572 color = atoi (buf);
3573
2939 if (color < 0 || color >= TOTAL_COLORS) 3574 if (color < 0 || color >= TOTAL_COLORS)
2940 break; 3575 break;
3576
2941 if ((buf = STRCHR(name, ';')) != NULL) 3577 if ((buf = STRCHR (name, ';')) != NULL)
2942 *buf++ = '\0'; 3578 *buf++ = '\0';
2943 rxvt_set_window_color(aR_ color + minCOLOR, name); 3579
2944 } 3580 if (name[0] == '?' && !name[1])
2945 break; 3581 {
3582 unsigned short r, g, b;
3583 PixColorsFocused[color + minCOLOR].get (display, r, g, b);
3584 tt_printf ("\033]%d;%d;rgb:%04x/%04x/%04x%c", XTerm_Color, color, r, g, b, resp);
3585 }
3586 else
3587 set_window_color (color + minCOLOR, name);
3588 }
3589 break;
3590 case XTerm_Color00:
3591 process_color_seq (XTerm_Color00, Color_fg, str, resp);
3592 break;
3593 case XTerm_Color01:
3594 process_color_seq (XTerm_Color00, Color_bg, str, resp);
3595 break;
2946#ifndef NO_CURSORCOLOR 3596#ifndef NO_CURSORCOLOR
2947 case XTerm_Color_cursor: 3597 case XTerm_Color_cursor:
2948 rxvt_set_window_color(aR_ Color_cursor, str); 3598 process_color_seq (XTerm_Color_cursor, Color_cursor, str, resp);
2949 break; 3599 break;
2950#endif 3600#endif
2951 case XTerm_Color_pointer: 3601 case XTerm_Color_pointer_fg:
2952 rxvt_set_window_color(aR_ Color_pointer, str); 3602 process_color_seq (XTerm_Color_pointer_fg, Color_pointer_fg, str, resp);
2953 break; 3603 break;
3604 case XTerm_Color_pointer_bg:
3605 process_color_seq (XTerm_Color_pointer_bg, Color_pointer_bg, str, resp);
3606 break;
2954#ifndef NO_BOLD_UNDERLINE_REVERSE 3607#ifndef NO_BOLD_UNDERLINE_REVERSE
2955 case XTerm_Color_BD: 3608 case XTerm_Color_BD:
2956 rxvt_set_window_color(aR_ Color_BD, str); 3609 process_color_seq (XTerm_Color_BD, Color_BD, str, resp);
2957 break; 3610 break;
2958 case XTerm_Color_UL: 3611 case XTerm_Color_UL:
2959 rxvt_set_window_color(aR_ Color_UL, str); 3612 process_color_seq (XTerm_Color_UL, Color_UL, str, resp);
2960 break; 3613 break;
2961 case XTerm_Color_RV: 3614 case XTerm_Color_RV:
2962 rxvt_set_window_color(aR_ Color_RV, str); 3615 process_color_seq (XTerm_Color_RV, Color_RV, str, resp);
2963 break; 3616 break;
2964#endif 3617#endif
2965 3618
2966 case XTerm_Menu:
2967 /*
2968 * rxvt_menubar_dispatch() violates the constness of the string,
2969 * so DON'T do it here
2970 */
2971 break;
2972 case XTerm_Pixmap: 3619 case XTerm_Pixmap:
2973 if (*str != ';') { 3620 if (*str != ';')
3621 {
2974#if XPM_BACKGROUND 3622#if XPM_BACKGROUND
2975 rxvt_scale_pixmap(aR_ ""); /* reset to default scaling */ 3623 scale_pixmap (""); /* reset to default scaling */
2976 rxvt_set_bgPixmap(aR_ str); /* change pixmap */ 3624 set_bgPixmap (str); /* change pixmap */
2977#endif 3625#endif
2978 rxvt_scr_touch(aR_ True); 3626 scr_touch (true);
2979 } 3627 }
2980 while ((str = STRCHR(str, ';')) != NULL) { 3628 while ((str = STRCHR (str, ';')) != NULL)
2981 str++; 3629 {
3630 str++;
2982#if XPM_BACKGROUND 3631#if XPM_BACKGROUND
2983 changed += rxvt_scale_pixmap(aR_ str); 3632 changed += scale_pixmap (str);
2984#endif 3633#endif
2985 } 3634
2986 if (changed) { 3635 }
3636 if (changed)
3637 {
2987#ifdef XPM_BACKGROUND 3638#ifdef XPM_BACKGROUND
2988 rxvt_resize_pixmap(aR); 3639 resize_pixmap ();
2989#endif 3640#endif
2990 rxvt_scr_touch(aR_ True); 3641 scr_touch (true);
2991 } 3642 }
2992 break; 3643 break;
2993 3644
2994 case XTerm_restoreFG: 3645 case XTerm_restoreFG:
2995 rxvt_set_window_color(aR_ Color_fg, str); 3646 set_window_color (Color_fg, str);
2996 break; 3647 break;
2997 case XTerm_restoreBG: 3648 case XTerm_restoreBG:
2998 rxvt_set_window_color(aR_ Color_bg, str); 3649 set_window_color (Color_bg, str);
2999 break; 3650 break;
3651
3000 case XTerm_logfile: 3652 case XTerm_logfile:
3001 break; 3653 // TODO, when secure mode?
3654 break;
3655
3002 case XTerm_font: 3656 case XTerm_font:
3003 rxvt_change_font(aR_ 0, str); 3657 if (query)
3004 break; 3658 tt_printf ("\33]%d;%-.250s%c", XTerm_font,
3659 (Options & Opt_insecure) && TermWin.fontset->fontdesc
3660 ? TermWin.fontset->fontdesc : "",
3661 resp);
3662 else
3663 change_font (str);
3664 break;
3665
3666#ifndef NO_FRILLS
3667 case XTerm_locale:
3668 if (query)
3669 tt_printf ("\33]%d;%-.250s%c", XTerm_locale, (Options & Opt_insecure) ? locale : "", resp);
3670 else
3671 {
3672 set_locale (str);
3673# ifdef USE_XIM
3674 im_cb ();
3675# endif
3676 }
3677 break;
3678
3679 case XTerm_findfont:
3680 {
3681 int fid = TermWin.fontset->find_font (atoi (str));
3682 tt_printf ("\33]%d;%d;%-.250s%c", XTerm_findfont,
3683 fid,
3684 (Options & Opt_insecure) ? (*TermWin.fontset)[fid]->name : "",
3685 resp);
3686 }
3687 break;
3688#endif
3689
3690#ifdef MENUBAR
3691 case XTerm_Menu:
3692 if (Options & Opt_insecure)
3693 menubar_dispatch (const_cast<char *>(str)); // casting away constness is checked
3694 break;
3695#endif
3005#if 0 3696#if 0
3006 case XTerm_dumpscreen: /* no error notices */ 3697 case XTerm_dumpscreen: /* no error notices */
3007 { 3698 {
3008 int fd; 3699 int fd;
3009 if ((fd = open(str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0) { 3700 if ((fd = open (str, O_RDWR | O_CREAT | O_EXCL, 0600)) >= 0)
3010 rxvt_scr_dump(aR_ fd); 3701 {
3011 close(fd); 3702 scr_dump (fd);
3012 } 3703 close (fd);
3013 } 3704 }
3014 break; 3705 }
3706 break;
3015#endif 3707#endif
3016 } 3708 }
3017} 3709}
3018/*----------------------------------------------------------------------*/ 3710/*----------------------------------------------------------------------*/
3019 3711
… …
3025 * 's' = save 3717 * 's' = save
3026 * 'r' = restore 3718 * 'r' = restore
3027 * 't' = toggle 3719 * 't' = toggle
3028 * so no need for fancy checking 3720 * so no need for fancy checking
3029 */ 3721 */
3030/* INTPROTO */
3031int 3722int
3032rxvt_privcases(pR_ int mode, unsigned long bit) 3723rxvt_term::privcases (int mode, unsigned long bit)
3033{ 3724{
3034 int state; 3725 int state;
3035 3726
3036 if (mode == 's') { 3727 if (mode == 's')
3728 {
3037 R->SavedModes |= (R->PrivateModes & bit); 3729 SavedModes |= (PrivateModes & bit);
3038 return -1; 3730 return -1;
3039 } else { 3731 }
3732 else
3733 {
3040 if (mode == 'r') 3734 if (mode == 'r')
3041 state = (R->SavedModes & bit) ? 1 : 0; /* no overlapping */ 3735 state = (SavedModes & bit) ? 1 : 0; /* no overlapping */
3042 else 3736 else
3043 state = (mode == 't') ? !(R->PrivateModes & bit) : mode; 3737 state = (mode == 't') ? ! (PrivateModes & bit) : mode;
3044 PrivMode(state, bit); 3738 PrivMode (state, bit);
3045 } 3739 }
3740
3046 return state; 3741 return state;
3047} 3742}
3048 3743
3049/* we're not using priv _yet_ */ 3744/* we're not using priv _yet_ */
3050/* INTPROTO */
3051void 3745void
3052rxvt_process_terminal_mode(pR_ int mode, int priv __attribute__((unused)), unsigned int nargs, const int *arg) 3746rxvt_term::process_terminal_mode (int mode, int priv __attribute__ ((unused)), unsigned int nargs, const int *arg)
3053{ 3747{
3054 unsigned int i, j; 3748 unsigned int i, j;
3055 int state; 3749 int state;
3750
3056 static const struct { 3751 static const struct
3752 {
3057 const int argval; 3753 const int argval;
3058 const unsigned long bit; 3754 const unsigned long bit;
3755 }
3756
3059 } argtopriv[] = { 3757 argtopriv[] = {
3060 { 1, PrivMode_aplCUR }, 3758 { 1, PrivMode_aplCUR },
3061 { 2, PrivMode_vt52 }, 3759 { 2, PrivMode_vt52 },
3062 { 3, PrivMode_132 }, 3760 { 3, PrivMode_132 },
3063 { 4, PrivMode_smoothScroll }, 3761 { 4, PrivMode_smoothScroll },
3064 { 5, PrivMode_rVideo }, 3762 { 5, PrivMode_rVideo },
3065 { 6, PrivMode_relOrigin }, 3763 { 6, PrivMode_relOrigin },
3066 { 7, PrivMode_Autowrap }, 3764 { 7, PrivMode_Autowrap },
3067 { 9, PrivMode_MouseX10 }, 3765 { 9, PrivMode_MouseX10 },
3068#ifdef menuBar_esc 3766#ifdef menuBar_esc
3069 { menuBar_esc, PrivMode_menuBar }, 3767 { menuBar_esc, PrivMode_menuBar },
3070#endif 3768#endif
3071#ifdef scrollBar_esc 3769#ifdef scrollBar_esc
3072 { scrollBar_esc, PrivMode_scrollBar }, 3770 { scrollBar_esc, PrivMode_scrollBar },
3073#endif 3771#endif
3772 // 18, 19 printing-related
3074 { 25, PrivMode_VisibleCursor }, 3773 { 25, PrivMode_VisibleCursor },
3075 { 35, PrivMode_ShiftKeys }, 3774 // 30 show scrollbar rxvt. extension
3076 { 40, PrivMode_132OK }, 3775 { 35, PrivMode_ShiftKeys }, // rxvt extension
3077 { 47, PrivMode_Screen }, 3776 { 40, PrivMode_132OK },
3078 { 66, PrivMode_aplKP }, 3777 // 41 xterm more fixes NYI
3778 // 45 margin bell NYI
3779 // 46 start logging
3780 { 47, PrivMode_Screen },
3781 { 66, PrivMode_aplKP },
3079#ifndef NO_BACKSPACE_KEY 3782#ifndef NO_BACKSPACE_KEY
3080 { 67, PrivMode_BackSpace }, 3783 { 67, PrivMode_BackSpace },
3081#endif 3784#endif
3082 { 1000, PrivMode_MouseX11 }, 3785 { 1000, PrivMode_MouseX11 },
3083 { 1010, PrivMode_TtyOutputInh }, 3786 // 1001 Use Hilite Mouse Tracking. NYI, TODO
3084 { 1011, PrivMode_Keypress }, 3787 // 1002 Use Cell Motion Mouse Tracking. NYI, TODO
3085 { 1047, PrivMode_Screen }, 3788 // 1003 Use All Motion Mouse Tracking. NYI, TODO
3086 }; 3789 { 1010, PrivMode_TtyOutputInh }, // rxvt extension
3790 { 1011, PrivMode_Keypress }, // rxvt extension
3791 // 1035 enable modifiers for alt, numlock NYI
3792 // 1036 send ESC for meta keys NYI
3793 // 1037 send DEL for keypad delete NYI
3794 { 1047, PrivMode_Screen },
3795 // 1048 save and restore cursor
3796 { 1049, PrivMode_Screen }, /* xterm extension, clear screen on ti rather than te */
3797 // 1051, 1052, 1060, 1061 keyboard emulation NYI
3798 };
3087 3799
3088 if (nargs == 0) 3800 if (nargs == 0)
3089 return; 3801 return;
3090 3802
3091/* make lo/hi boolean */ 3803 /* make lo/hi boolean */
3092 if (mode == 'l') 3804 if (mode == 'l')
3093 mode = 0; /* reset */ 3805 mode = 0; /* reset */
3094 else if (mode == 'h') 3806 else if (mode == 'h')
3095 mode = 1; /* set */ 3807 mode = 1; /* set */
3096 3808
3097 for (i = 0; i < nargs; i++) { 3809 for (i = 0; i < nargs; i++)
3810 {
3098 state = -1; 3811 state = -1;
3099 3812
3100 /* basic handling */ 3813 /* basic handling */
3101 for (j = 0; j < (sizeof(argtopriv)/sizeof(argtopriv[0])); j++) 3814 for (j = 0; j < (sizeof (argtopriv)/sizeof (argtopriv[0])); j++)
3102 if (argtopriv[j].argval == arg[i]) { 3815 if (argtopriv[j].argval == arg[i])
3816 {
3103 state = rxvt_privcases(aR_ mode, argtopriv[j].bit); 3817 state = privcases (mode, argtopriv[j].bit);
3104 break; 3818 break;
3105 } 3819 }
3106 3820
3107 /* extra handling for values with state unkept */ 3821 /* extra handling for values with state unkept */
3108 if (state == -1)
3109 switch (arg[i]) { 3822 switch (arg[i])
3823 {
3110 case 1048: /* alternative cursor save */ 3824 case 1048: /* alternative cursor save */
3111 if (mode == 0) 3825 if (Options & Opt_secondaryScreen)
3112 rxvt_scr_cursor(aR_ RESTORE); 3826 if (mode == 0)
3113 else if (mode == 1) 3827 scr_cursor (RESTORE);
3114 rxvt_scr_cursor(aR_ SAVE); 3828 else if (mode == 1)
3115 /* FALLTHROUGH */ 3829 scr_cursor (SAVE);
3116 default: 3830 break;
3117 continue; /* for(;i;) */ 3831 }
3118 }
3119 3832
3833 if (state >= 0)
3120 /* extra handling for values with valid 0 or 1 state */ 3834 /* extra handling for values with valid 0 or 1 state */
3121 switch (arg[i]) { 3835 switch (arg[i])
3836 {
3122 /* case 1: - application cursor keys */ 3837 /* case 1: - application cursor keys */
3123 case 2: /* VT52 mode */ 3838 case 2: /* VT52 mode */
3124 /* oddball mode. should be set regardless of set/reset 3839 /* oddball mode. should be set regardless of set/reset
3125 * parameter. Return from VT52 mode with an ESC < from 3840 * parameter. Return from VT52 mode with an ESC < from
3126 * within VT52 mode 3841 * within VT52 mode
3127 */ 3842 */
3128 PrivMode(1, PrivMode_vt52); 3843 PrivMode (1, PrivMode_vt52);
3129 break; 3844 break;
3130 case 3: /* 80/132 */ 3845 case 3: /* 80/132 */
3131 if (R->PrivateModes & PrivMode_132OK) 3846 if (PrivateModes & PrivMode_132OK)
3132 rxvt_set_widthheight(aR_ 3847 set_widthheight (((state ? 132 : 80) * TermWin.fwidth), TermWin.height);
3133 (unsigned int)((state ? 132 : 80) * R->TermWin.fwidth), 3848 break;
3134 (unsigned int)R->TermWin.height);
3135 break;
3136 case 4: /* smooth scrolling */ 3849 case 4: /* smooth scrolling */
3137 if (state) 3850 if (state)
3138 R->Options &= ~Opt_jumpScroll; 3851 Options &= ~Opt_jumpScroll;
3139 else 3852 else
3140 R->Options |= Opt_jumpScroll; 3853 Options |= Opt_jumpScroll;
3141 break; 3854 break;
3142 case 5: /* reverse video */ 3855 case 5: /* reverse video */
3143 rxvt_scr_rvideo_mode(aR_ state); 3856 scr_rvideo_mode (state);
3144 break; 3857 break;
3145 case 6: /* relative/absolute origins */ 3858 case 6: /* relative/absolute origins */
3146 rxvt_scr_relative_origin(aR_ state); 3859 scr_relative_origin (state);
3147 break; 3860 break;
3148 case 7: /* autowrap */ 3861 case 7: /* autowrap */
3149 rxvt_scr_autowrap(aR_ state); 3862 scr_autowrap (state);
3150 break; 3863 break;
3151 /* case 8: - auto repeat, can't do on a per window basis */ 3864 /* case 8: - auto repeat, can't do on a per window basis */
3152 case 9: /* X10 mouse reporting */ 3865 case 9: /* X10 mouse reporting */
3153 if (state) /* orthogonal */ 3866 if (state) /* orthogonal */
3154 R->PrivateModes &= ~(PrivMode_MouseX11); 3867 PrivateModes &= ~PrivMode_MouseX11;
3155 break; 3868 break;
3156#ifdef menuBar_esc 3869#ifdef menuBar_esc
3157 case menuBar_esc: 3870 case menuBar_esc:
3158#ifdef MENUBAR 3871#ifdef MENUBAR
3159 rxvt_map_menuBar(aR_ state); 3872 map_menuBar (state);
3160#endif 3873#endif
3161 break; 3874 break;
3162#endif 3875#endif
3163#ifdef scrollBar_esc 3876#ifdef scrollBar_esc
3164 case scrollBar_esc: 3877 case scrollBar_esc:
3165 if (rxvt_scrollbar_mapping(aR_ state)) { 3878 if (scrollbar_mapping (state))
3166 rxvt_resize_all_windows(aR_ 0, 0, 0); 3879 {
3167 rxvt_scr_touch(aR_ True); 3880 resize_all_windows (0, 0, 0);
3168 } 3881 scr_touch (true);
3169 break; 3882 }
3883 break;
3170#endif 3884#endif
3171 case 25: /* visible/invisible cursor */ 3885 case 25: /* visible/invisible cursor */
3172 rxvt_scr_cursor_visible(aR_ state); 3886 scr_cursor_visible (state);
3173 break; 3887 break;
3174 /* case 35: - shift keys */ 3888 /* case 35: - shift keys */
3175 /* case 40: - 80 <--> 132 mode */ 3889 /* case 40: - 80 <--> 132 mode */
3176 case 47: /* secondary screen */ 3890 case 47: /* secondary screen */
3177 rxvt_scr_change_screen(aR_ state); 3891 scr_change_screen (state);
3178 break; 3892 break;
3179 /* case 66: - application key pad */ 3893 /* case 66: - application key pad */
3180 /* case 67: - backspace key */ 3894 /* case 67: - backspace key */
3181 case 1000: /* X11 mouse reporting */ 3895 case 1000: /* X11 mouse reporting */
3182 if (state) /* orthogonal */ 3896 if (state) /* orthogonal */
3183 R->PrivateModes &= ~(PrivMode_MouseX10); 3897 PrivateModes &= ~PrivMode_MouseX10;
3184 break; 3898 break;
3185#if 0 3899#if 0
3186 case 1001: 3900 case 1001:
3187 break; /* X11 mouse highlighting */ 3901 break; /* X11 mouse highlighting */
3188#endif 3902#endif
3189 case 1010: /* scroll to bottom on TTY output inhibit */ 3903 case 1010: /* scroll to bottom on TTY output inhibit */
3190 if (state) 3904 if (state)
3191 R->Options &= ~Opt_scrollTtyOutput; 3905 Options &= ~Opt_scrollTtyOutput;
3192 else 3906 else
3193 R->Options |= Opt_scrollTtyOutput; 3907 Options |= Opt_scrollTtyOutput;
3194 break; 3908 break;
3195 case 1011: /* scroll to bottom on key press */ 3909 case 1011: /* scroll to bottom on key press */
3196 if (state) 3910 if (state)
3197 R->Options |= Opt_scrollTtyKeypress; 3911 Options |= Opt_scrollTtyKeypress;
3198 else 3912 else
3199 R->Options &= ~Opt_scrollTtyKeypress; 3913 Options &= ~Opt_scrollTtyKeypress;
3200 break; 3914 break;
3201 case 1047: /* secondary screen w/ clearing */ 3915 case 1047: /* secondary screen w/ clearing last */
3916 if (Options & Opt_secondaryScreen)
3202 if (R->current_screen != PRIMARY) 3917 if (current_screen != PRIMARY)
3203 rxvt_scr_erase_screen(aR_ 2); 3918 scr_erase_screen (2);
3204 rxvt_scr_change_screen(aR_ state); 3919 scr_change_screen (state);
3205 /* FALLTHROUGH */ 3920 break;
3206 default: 3921 case 1049: /* secondary screen w/ clearing first */
3207 break; 3922 scr_change_screen (state);
3208 } 3923 if (Options & Opt_secondaryScreen)
3924 if (current_screen != PRIMARY)
3925 scr_erase_screen (2);
3926 break;
3927 default:
3928 break;
3929 }
3209 } 3930 }
3210} 3931}
3211/*}}} */ 3932/*}}} */
3212 3933
3213/*{{{ process sgr sequences */ 3934/*{{{ process sgr sequences */
3214/* INTPROTO */
3215void 3935void
3216rxvt_process_sgr_mode(pR_ unsigned int nargs, const int *arg) 3936rxvt_term::process_sgr_mode (unsigned int nargs, const int *arg)
3217{ 3937{
3218 unsigned int i; 3938 unsigned int i;
3219 short rendset; 3939 short rendset;
3220 int rendstyle; 3940 int rendstyle;
3221 3941
3222 if (nargs == 0) { 3942 if (nargs == 0)
3223 rxvt_scr_rendition(aR_ 0, ~RS_None);
3224 return;
3225 } 3943 {
3944 scr_rendition (0, ~RS_None);
3945 return;
3946 }
3947
3226 for (i = 0; i < nargs; i++) { 3948 for (i = 0; i < nargs; i++)
3949 {
3227 rendset = -1; 3950 rendset = -1;
3228 switch (arg[i]) { 3951 switch (arg[i])
3229 case 0: 3952 {
3953 case 0:
3230 rendset = 0, rendstyle = ~RS_None; 3954 rendset = 0, rendstyle = ~RS_None;
3231 break; 3955 break;
3232 case 1: 3956 case 1:
3233 rendset = 1, rendstyle = RS_Bold; 3957 rendset = 1, rendstyle = RS_Bold;
3234 break; 3958 break;
3235 case 4: 3959 //case 2: // faint or second colour
3960 case 4:
3236 rendset = 1, rendstyle = RS_Uline; 3961 rendset = 1, rendstyle = RS_Uline;
3237 break; 3962 break;
3238 case 5: 3963 case 5: // slowly blinking
3964 case 6: // rapidly blinking
3239 rendset = 1, rendstyle = RS_Blink; 3965 rendset = 1, rendstyle = RS_Blink;
3240 break; 3966 break;
3241 case 7: 3967 //case 6: // scoansi light background
3968 case 7:
3242 rendset = 1, rendstyle = RS_RVid; 3969 rendset = 1, rendstyle = RS_RVid;
3243 break; 3970 break;
3244 case 22: 3971 case 8:
3972 // invisible. NYI
3973 break;
3974 //case 9: // crossed out
3975 //case 10: // scoansi acs off, primary font
3976 //case 11: // scoansi acs on, first alt font
3977 //case 12: // scoansi acs on, |0x80, second alt font
3978 //...
3979 //case 19: // ninth alt font
3980 //case 20: // gothic
3981 case 21: // disable bold, faint
3245 rendset = 0, rendstyle = RS_Bold; 3982 rendset = 0, rendstyle = RS_Bold;
3246 break; 3983 break;
3247 case 24: 3984 case 22:
3985 rendset = 0, rendstyle = RS_Bold;
3986 break;
3987 //case 23: disable italic
3988 case 24:
3248 rendset = 0, rendstyle = RS_Uline; 3989 rendset = 0, rendstyle = RS_Uline;
3249 break; 3990 break;
3250 case 25: 3991 case 25:
3251 rendset = 0, rendstyle = RS_Blink; 3992 rendset = 0, rendstyle = RS_Blink;
3252 break; 3993 break;
3253 case 27: 3994 case 27:
3254 rendset = 0, rendstyle = RS_RVid; 3995 rendset = 0, rendstyle = RS_RVid;
3255 break; 3996 break;
3256 } 3997 //case 28: // visible. NYI
3998 //case 29: // not crossed-out
3999 }
4000
3257 if (rendset != -1) { 4001 if (rendset != -1)
3258 rxvt_scr_rendition(aR_ rendset, rendstyle); 4002 {
4003 scr_rendition (rendset, rendstyle);
3259 continue; /* for(;i;) */ 4004 continue; /* for (;i;) */
3260 } 4005 }
3261 4006
3262 switch (arg[i]) { 4007 switch (arg[i])
3263 case 30: 4008 {
4009 case 30:
3264 case 31: /* set fg color */ 4010 case 31: /* set fg color */
3265 case 32: 4011 case 32:
3266 case 33: 4012 case 33:
3267 case 34: 4013 case 34:
3268 case 35: 4014 case 35:
3269 case 36: 4015 case 36:
3270 case 37: 4016 case 37:
3271 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 30)), 4017 scr_color ((unsigned int) (minCOLOR + (arg[i] - 30)), Color_fg);
3272 Color_fg); 4018 break;
3273 break;
3274#ifdef TTY_256COLOR 4019#ifdef TTY_256COLOR
3275 case 38: 4020 case 38:
3276 if (nargs > i + 2 && arg[i + 1] == 5) { 4021 if (nargs > i + 2 && arg[i + 1] == 5)
3277 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]), 4022 {
3278 Color_fg); 4023 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_fg);
3279 i += 2; 4024 i += 2;
3280 } 4025 }
3281 break; 4026 break;
3282#endif 4027#endif
3283 case 39: /* default fg */ 4028 case 39: /* default fg */
3284 rxvt_scr_color(aR_ Color_fg, Color_fg); 4029 scr_color (Color_fg, Color_fg);
3285 break; 4030 break;
3286 4031
3287 case 40: 4032 case 40:
3288 case 41: /* set bg color */ 4033 case 41: /* set bg color */
3289 case 42: 4034 case 42:
3290 case 43: 4035 case 43:
3291 case 44: 4036 case 44:
3292 case 45: 4037 case 45:
3293 case 46: 4038 case 46:
3294 case 47: 4039 case 47:
3295 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + (arg[i] - 40)), 4040 scr_color ((unsigned int) (minCOLOR + (arg[i] - 40)), Color_bg);
3296 Color_bg); 4041 break;
3297 break;
3298#ifdef TTY_256COLOR 4042#ifdef TTY_256COLOR
3299 case 48: 4043 case 48:
3300 if (nargs > i + 2 && arg[i + 1] == 5) { 4044 if (nargs > i + 2 && arg[i + 1] == 5)
3301 rxvt_scr_color(aR_ (unsigned int)(minCOLOR + arg[i + 2]), 4045 {
3302 Color_bg); 4046 scr_color ((unsigned int) (minCOLOR + arg[i + 2]), Color_bg);
3303 i += 2; 4047 i += 2;
3304 } 4048 }
3305 break; 4049 break;
3306#endif 4050#endif
3307 case 49: /* default bg */ 4051 case 49: /* default bg */
3308 rxvt_scr_color(aR_ Color_bg, Color_bg); 4052 scr_color (Color_bg, Color_bg);
3309 break; 4053 break;
3310 4054
3311#ifndef NO_BRIGHTCOLOR 4055#ifndef NO_BRIGHTCOLOR
3312 case 90: 4056 case 90:
3313 case 91: /* set bright fg color */ 4057 case 91: /* set bright fg color */
3314 case 92: 4058 case 92:
3315 case 93: 4059 case 93:
3316 case 94: 4060 case 94:
3317 case 95: 4061 case 95:
3318 case 96: 4062 case 96:
3319 case 97: 4063 case 97:
3320 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 90)), 4064 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 90)),
3321 Color_fg); 4065 Color_fg);
3322 break; 4066 break;
3323 case 100: 4067 case 100:
3324 case 101: /* set bright bg color */ 4068 case 101: /* set bright bg color */
3325 case 102: 4069 case 102:
3326 case 103: 4070 case 103:
3327 case 104: 4071 case 104:
3328 case 105: 4072 case 105:
3329 case 106: 4073 case 106:
3330 case 107: 4074 case 107:
3331 rxvt_scr_color(aR_ (unsigned int)(minBrightCOLOR + (arg[i] - 100)), 4075 scr_color ((unsigned int) (minBrightCOLOR + (arg[i] - 100)),
3332 Color_bg); 4076 Color_bg);
3333 break; 4077 break;
3334#endif 4078#endif
3335 } 4079
4080 }
3336 } 4081 }
3337} 4082}
3338/*}}} */ 4083/*}}} */
3339 4084
3340/*{{{ process Rob Nation's own graphics mode sequences */ 4085/*{{{ (do not) process Rob Nation's own graphics mode sequences */
3341/* INTPROTO */
3342void 4086void
3343rxvt_process_graphics(pR) 4087rxvt_term::process_graphics ()
3344{ 4088{
3345 unsigned char ch, cmd = rxvt_cmd_getc(aR); 4089 unicode_t ch, cmd = cmd_getc ();
3346 4090
3347#ifndef RXVT_GRAPHICS 4091 if (cmd == 'Q')
3348 if (cmd == 'Q') { /* query graphics */ 4092 { /* query graphics */
3349 rxvt_tt_printf(aR_ "\033G0\n"); /* no graphics */ 4093 tt_printf ("\033G0\n"); /* no graphics */
3350 return; 4094 return;
3351 } 4095 }
3352/* swallow other graphics sequences until terminating ':' */ 4096 /* swallow other graphics sequences until terminating ':' */
3353 do 4097 do
3354 ch = rxvt_cmd_getc(aR); 4098 ch = cmd_getc ();
3355 while (ch != ':'); 4099 while (ch != ':');
3356#else
3357 unsigned int nargs;
3358 int args[NGRX_PTS];
3359 unsigned char *text = NULL;
3360
3361 if (cmd == 'Q') { /* query graphics */
3362 rxvt_tt_printf(aR_ "\033G1\n"); /* yes, graphics (color) */
3363 return;
3364 }
3365 for (nargs = 0; nargs < (sizeof(args) / sizeof(args[0])) - 1;) {
3366 int neg;
3367
3368 ch = rxvt_cmd_getc(aR);
3369 neg = (ch == '-');
3370 if (neg || ch == '+')
3371 ch = rxvt_cmd_getc(aR);
3372
3373 for (args[nargs] = 0; isdigit(ch); ch = rxvt_cmd_getc(aR))
3374 args[nargs] = args[nargs] * 10 + (ch - '0');
3375 if (neg)
3376 args[nargs] = -args[nargs];
3377
3378 nargs++;
3379 args[nargs] = 0;
3380 if (ch != ';')
3381 break;
3382 }
3383
3384 if ((cmd == 'T') && (nargs >= 5)) {
3385 int i, len = args[4];
3386
3387 text = rxvt_malloc((len + 1) * sizeof(char));
3388
3389 if (text != NULL) {
3390 for (i = 0; i < len; i++)
3391 text[i] = rxvt_cmd_getc(aR);
3392 text[len] = '\0';
3393 }
3394 }
3395 rxvt_Gr_do_graphics(aR_ cmd, nargs, args, text);
3396#endif
3397} 4100}
3398/*}}} */ 4101/*}}} */
3399 4102
3400/* ------------------------------------------------------------------------- */ 4103/* ------------------------------------------------------------------------- */
3401 4104
3402/* 4105/*
3403 * Send printf() formatted output to the command. 4106 * Send printf () formatted output to the command.
3404 * Only use for small amounts of data. 4107 * Only use for small amounts of data.
3405 */ 4108 */
3406/* EXTPROTO */
3407void 4109void
3408rxvt_tt_printf(pR_ const char *fmt,...) 4110rxvt_term::tt_printf (const char *fmt,...)
3409{ 4111{
3410 va_list arg_ptr; 4112 va_list arg_ptr;
3411 unsigned char buf[256]; 4113 unsigned char buf[256];
3412 4114
3413 va_start(arg_ptr, fmt); 4115 va_start (arg_ptr, fmt);
3414 vsprintf((char *)buf, fmt, arg_ptr); 4116 vsnprintf ((char *)buf, 256, fmt, arg_ptr);
3415 va_end(arg_ptr); 4117 va_end (arg_ptr);
3416 rxvt_tt_write(aR_ buf, (unsigned int)STRLEN(buf)); 4118 tt_write (buf, STRLEN (buf));
3417} 4119}
3418 4120
3419/* ---------------------------------------------------------------------- */ 4121/* ---------------------------------------------------------------------- */
3420/* Addresses pasting large amounts of data and rxvt hang
3421 * code pinched from xterm (v_write()) and applied originally to
3422 * rxvt-2.18 - Hops
3423 * Write data to the pty as typed by the user, pasted with the mouse, 4122/* Write data to the pty as typed by the user, pasted with the mouse,
3424 * or generated by us in response to a query ESC sequence. 4123 * or generated by us in response to a query ESC sequence.
3425 */ 4124 */
3426/* EXTPROTO */
3427void 4125void
3428rxvt_tt_write(pR_ const unsigned char *d, unsigned int len) 4126rxvt_term::tt_write (const unsigned char *data, unsigned int len)
3429{ 4127{
3430#define MAX_PTY_WRITE 256 /* POSIX minimum MAX_INPUT */ 4128 enum { MAX_PTY_WRITE = 255 }; // minimum MAX_INPUT
3431 int riten;
3432 unsigned int p;
3433 unsigned char *v_buffer, /* start of physical buffer */
3434 *v_bufstr, /* start of current buffer pending */
3435 *v_bufptr, /* end of current buffer pending */
3436 *v_bufend; /* end of physical buffer */
3437 4129
3438 if (R->v_bufstr == NULL && len > 0) { 4130 if (len)
3439 p = (len / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE;
3440 v_buffer = v_bufstr = v_bufptr = (unsigned char *)rxvt_malloc(p);
3441 v_bufend = v_buffer + p;
3442 } else {
3443 v_buffer = R->v_buffer;
3444 v_bufstr = R->v_bufstr;
3445 v_bufptr = R->v_bufptr;
3446 v_bufend = R->v_bufend;
3447 } 4131 {
4132 if (v_buflen == 0)
4133 {
4134 ssize_t written = write (cmd_fd, data, min (MAX_PTY_WRITE, len));
3448 4135
3449 /* 4136 if ((unsigned int)written == len)
3450 * Append to the block we already have. Always doing this simplifies the 4137 return;
3451 * code, and isn't too bad, either. If this is a short block, it isn't 4138
3452 * too expensive, and if this is a long block, we won't be able to write 4139 data += written;
3453 * it all anyway. 4140 len -= written;
3454 */ 4141 }
3455 if (len > 0) { 4142
3456 if (v_bufend < v_bufptr + len) { /* run out of room */ 4143
3457 if (v_bufstr != v_buffer) { 4144 v_buffer = (unsigned char *)realloc (v_buffer, v_buflen + len);
3458 /* there is unused space, move everything down */ 4145
3459 MEMMOVE(v_buffer, v_bufstr, 4146 memcpy (v_buffer + v_buflen, data, len);
3460 (unsigned int)(v_bufptr - v_bufstr)); 4147 v_buflen += len;
3461 v_bufptr -= v_bufstr - v_buffer;
3462 v_bufstr = v_buffer;
3463 } 4148 }
3464 if (v_bufend < v_bufptr + len) {
3465 /* still won't fit: get more space */
3466 /* use most basic realloc because an error is not fatal. */
3467 unsigned int size = v_bufptr - v_buffer;
3468 unsigned int reallocto;
3469 4149
3470 reallocto = ((size + len) / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE; 4150 for (;;)
3471 v_buffer = (unsigned char *)realloc(v_buffer, reallocto); 4151 {
3472 /* save across realloc */ 4152 int written = write (cmd_fd, v_buffer, min (MAX_PTY_WRITE, v_buflen));
3473 if (v_buffer) { 4153
3474 v_bufstr = v_buffer; 4154 if (written > 0)
3475 v_bufptr = v_buffer + size; 4155 {
3476 v_bufend = v_buffer + reallocto; 4156 v_buflen -= written;
3477 } else { /* no memory: ignore entire write request */ 4157
3478 rxvt_print_error("data loss: cannot allocate buffer space"); 4158 if (v_buflen == 0)
3479 v_buffer = v_bufstr; /* restore clobbered pointer */ 4159 {
3480 } 4160 free (v_buffer);
4161 v_buffer = 0;
4162 v_buflen = 0;
4163
4164 pty_ev.set (EVENT_READ);
4165 return;
4166 }
4167
4168 memmove (v_buffer, v_buffer + written, v_buflen);
4169 }
4170 else if (written != -1 || (errno != EAGAIN && errno != EINTR))
4171 // original code just ignores this...
4172 destroy ();
4173 else
4174 {
4175 pty_ev.set (EVENT_READ | EVENT_WRITE);
4176 return;
4177 }
3481 } 4178 }
3482 }
3483 if (v_bufend >= v_bufptr + len) { /* new stuff will fit */
3484 MEMCPY(v_bufptr, d, len);
3485 v_bufptr += len;
3486 }
3487 }
3488
3489 /*
3490 * Write out as much of the buffer as we can.
3491 * Be careful not to overflow the pty's input silo.
3492 * We are conservative here and only write a small amount at a time.
3493 *
3494 * If we can't push all the data into the pty yet, we expect write
3495 * to return a non-negative number less than the length requested
3496 * (if some data written) or -1 and set errno to EAGAIN,
3497 * EWOULDBLOCK, or EINTR (if no data written).
3498 *
3499 * (Not all systems do this, sigh, so the code is actually
3500 * a little more forgiving.)
3501 */
3502 if ((p = v_bufptr - v_bufstr) > 0) {
3503 riten = write(R->cmd_fd, v_bufstr, min(p, MAX_PTY_WRITE));
3504 if (riten < 0)
3505 riten = 0;
3506 v_bufstr += riten;
3507 if (v_bufstr >= v_bufptr) /* we wrote it all */
3508 v_bufstr = v_bufptr = v_buffer;
3509 }
3510 /*
3511 * If we have lots of unused memory allocated, return it
3512 */
3513 if (v_bufend - v_bufptr > MAX_PTY_WRITE * 8) { /* arbitrary hysteresis */
3514 /* save pointers across realloc */
3515 unsigned int start = v_bufstr - v_buffer;
3516 unsigned int size = v_bufptr - v_buffer;
3517 unsigned int reallocto;
3518
3519 reallocto = (size / MAX_PTY_WRITE + 1) * MAX_PTY_WRITE;
3520 v_buffer = (unsigned char *)realloc(v_buffer, reallocto);
3521 if (v_buffer) {
3522 v_bufstr = v_buffer + start;
3523 v_bufptr = v_buffer + size;
3524 v_bufend = v_buffer + reallocto;
3525 } else {
3526 /* should we print a warning if couldn't return memory? */
3527 v_buffer = v_bufstr - start; /* restore clobbered pointer */
3528 }
3529 }
3530 R->v_buffer = v_buffer;
3531 R->v_bufstr = v_bufstr;
3532 R->v_bufptr = v_bufptr;
3533 R->v_bufend = v_bufend;
3534} 4179}
4180
3535/*----------------------- end-of-file (C source) -----------------------*/ 4181/*----------------------- end-of-file (C source) -----------------------*/
3536 4182

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines