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Comparing rxvt-unicode/src/rxvttoolkit.h (file contents):
Revision 1.4 by root, Sat Dec 11 23:01:36 2004 UTC vs.
Revision 1.68 by sf-exg, Wed Aug 22 15:56:17 2012 UTC

1/* 1/*----------------------------------------------------------------------*
2 * rxvttoolkit.h - provide toolkit-functionality for rxvt. 2 * File: rxvttoolkit.h - provide toolkit-functionality for rxvt.
3 *----------------------------------------------------------------------*
3 */ 4 *
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 2003-2011 Marc Lehmann <schmorp@schmorp.de>
7 * Copyright (c) 2011 Emanuele Giaquinta <e.giaquinta@glauco.it>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 *----------------------------------------------------------------------*/
23
4#ifndef RXVT_TOOLKIT_H 24#ifndef RXVT_TOOLKIT_H
5#define RXVT_TOOLKIT_H 25#define RXVT_TOOLKIT_H
6 26
7#include <X11/Xlib.h> 27#include <X11/Xlib.h>
8 28
9#if XFT 29#if XFT
10# include <X11/Xft/Xft.h> 30# include <X11/Xft/Xft.h>
11#endif 31#endif
12 32
13#include "iom.h" 33#include "ev_cpp.h"
14 34
15#include "rxvtlib.h"
16#include "rxvtutil.h" 35#include "rxvtutil.h"
17 36
18#include "callback.h" 37#include "callback.h"
38
39// see rxvttoolkit.C:xa_names, which must be kept in sync
40enum {
41 XA_TEXT,
42 XA_COMPOUND_TEXT,
43 XA_UTF8_STRING,
44 XA_MULTIPLE,
45 XA_TARGETS,
46 XA_TIMESTAMP,
47 XA_VT_SELECTION,
48 XA_INCR,
49 XA_WM_PROTOCOLS,
50 XA_WM_DELETE_WINDOW,
51 XA_CLIPBOARD,
52 XA_AVERAGE_WIDTH,
53 XA_WEIGHT_NAME,
54 XA_SLANT,
55 XA_CHARSET_REGISTRY,
56 XA_CHARSET_ENCODING,
57#if ENABLE_FRILLS
58 XA_MOTIF_WM_HINTS,
59#endif
60#if ENABLE_EWMH
61 XA_NET_WM_PID,
62 XA_NET_WM_NAME,
63 XA_NET_WM_ICON_NAME,
64 XA_NET_WM_PING,
65 XA_NET_WM_ICON,
66#endif
67#if USE_XIM
68 XA_WM_LOCALE_NAME,
69 XA_XIM_SERVERS,
70#endif
71#if ENABLE_TRANSPARENCY || ENABLE_PERL
72 XA_XROOTPMAP_ID,
73 XA_ESETROOT_PMAP_ID,
74#endif
75#if ENABLE_XEMBED
76 XA_XEMBED,
77 XA_XEMBED_INFO,
78#endif
79#if !ENABLE_MINIMAL
80 // these are usually allocated by other subsystems, but we do it
81 // here to avoid a server roundtrip.
82 XA_SCREEN_RESOURCES,
83 XA_XDCCC_LINEAR_RGB_CORRECTION,
84 XA_XDCCC_LINEAR_RGB_MATRICES,
85 XA_WM_COLORMAP_WINDOWS,
86 XA_WM_STATE,
87 XA_cursor,
88# if USE_XIM
89 // various selection targets used by XIM
90 XA_TRANSPORT,
91 XA_LOCALES,
92 XA__XIM_PROTOCOL,
93 XA__XIM_XCONNECT,
94 XA__XIM_MOREDATA,
95# endif
96#endif
97 NUM_XA
98};
19 99
20struct rxvt_term; 100struct rxvt_term;
21struct rxvt_display; 101struct rxvt_display;
22 102
23struct im_watcher; 103struct im_watcher;
24struct xevent_watcher; 104struct xevent_watcher;
25 105
106template<class watcher>
107struct event_vec : vector<watcher *>
108{
109 void erase_unordered (unsigned int pos)
110 {
111 watcher *w = (*this)[this->size () - 1];
112 this->pop_back ();
113
114 if (!this->empty ())
115 if (((*this)[pos] = w)) // '=' is correct!
116 w->active = pos + 1;
117 }
118};
119
120struct rxvt_watcher
121{
122 int active; /* 0 == inactive, else index into respective vector */
123
124 bool is_active () { return active; }
125
126 rxvt_watcher () : active (0) { }
127};
128
26struct refcounted { 129struct refcounted
130{
27 int referenced; 131 int referenced;
28 char *id; 132 char *id;
29 133
30 refcounted (const char *id); 134 refcounted (const char *id);
31 bool init () { return false; } 135 bool ref_init () { return false; }
136 void ref_next () { }
32 ~refcounted (); 137 ~refcounted ();
33}; 138};
34 139
35template<class T> 140template<class T>
36struct refcache : vector<T *> { 141struct refcache : vector<T *>
142{
37 T *get (const char *id); 143 T *get (const char *id);
38 void put (T *obj); 144 void put (T *obj);
145 void clear ();
146
39 ~refcache (); 147 ~refcache ()
148 {
149 clear ();
150 }
40}; 151};
41 152
42///////////////////////////////////////////////////////////////////////////// 153/////////////////////////////////////////////////////////////////////////////
43 154
155struct rxvt_screen;
156
157struct rxvt_drawable
158{
159 rxvt_screen *screen;
160 Drawable drawable;
161 operator Drawable() { return drawable; }
162
163#if XFT
164 XftDraw *xftdrawable;
165 operator XftDraw *();
166#endif
167
168 rxvt_drawable (rxvt_screen *screen, Drawable drawable)
169 : screen(screen),
170#if XFT
171 xftdrawable(0),
172#endif
173 drawable(drawable)
174 { }
175
176#if XFT
177 ~rxvt_drawable ();
178#endif
179};
180
181/////////////////////////////////////////////////////////////////////////////
182
44#ifdef USE_XIM 183#if USE_XIM
45struct rxvt_xim : refcounted { 184struct rxvt_xim : refcounted
185{
46 void destroy (); 186 void destroy ();
47 rxvt_display *display; 187 rxvt_display *display;
48 188
49//public 189//public
50 XIM xim; 190 XIM xim;
51 191
52 rxvt_xim (const char *id) : refcounted (id) { } 192 rxvt_xim (const char *id) : refcounted (id) { }
53 bool init (); 193 bool ref_init ();
54 ~rxvt_xim (); 194 ~rxvt_xim ();
55}; 195};
56#endif 196#endif
57 197
198struct rxvt_screen
199{
200 rxvt_display *display;
201 Display *dpy;
202 int depth;
203 Visual *visual;
204 Colormap cmap;
205
206#if XFT
207 // scratch pixmap
208 rxvt_drawable *scratch_area;
209 int scratch_w, scratch_h;
210
211 rxvt_drawable &scratch_drawable (int w, int h);
212
213 rxvt_screen ();
214#endif
215
216 void set (rxvt_display *disp);
217 void select_visual (int id);
218 void select_depth (int bitdepth); // select visual by depth
219 void clear ();
220};
221
222enum
223{
224 DISPLAY_HAS_RENDER = 1 << 0,
225 DISPLAY_HAS_RENDER_CONV = 1 << 1,
226};
227
58struct rxvt_display : refcounted { 228struct rxvt_display : refcounted
59 Atom xa_xim_servers; 229{
60
61 io_manager_vec<xevent_watcher> xw; 230 event_vec<xevent_watcher> xw;
62 231
63 io_watcher x_ev; void x_cb (io_watcher &w, short revents); 232 ev::prepare flush_ev; void flush_cb (ev::prepare &w, int revents);
233 ev::io x_ev ; void x_cb (ev::io &w, int revents);
64 234
65#ifdef USE_XIM 235#if USE_XIM
66 refcache<rxvt_xim> xims; 236 refcache<rxvt_xim> xims;
67 vector<im_watcher *> imw; 237 vector<im_watcher *> imw;
68 238
69 void im_change_cb (); 239 void im_change_cb ();
70 void im_change_check (); 240 void im_change_check ();
71#endif 241#endif
72 242
73//public 243//public
74 Display *display; 244 Display *dpy;
75 int depth;
76 int screen; 245 int screen;
77 Visual *visual;
78 Colormap cmap;
79 Window root; 246 Window root;
80 rxvt_term *selection_owner; 247 rxvt_term *selection_owner;
81#ifndef NO_SLOW_LINK_SUPPORT 248 rxvt_term *clipboard_owner;
249 Atom xa[NUM_XA];
82 bool is_local; 250 bool is_local;
251#ifdef POINTER_BLANK
252 Cursor blank_cursor;
83#endif 253#endif
254 uint8_t flags;
84 255
85 rxvt_display (const char *id); 256 rxvt_display (const char *id);
257 XrmDatabase get_resources (bool refresh);
86 bool init (); 258 bool ref_init ();
259 void ref_next ();
87 ~rxvt_display (); 260 ~rxvt_display ();
88 261
89 operator Display *() const { return display; }
90
91 void flush (); 262 void flush ()
263 {
264 flush_ev.start ();
265 }
92 266
267 Atom atom (const char *name);
268 Pixmap get_pixmap_property (Atom property);
93 void set_selection_owner (rxvt_term *owner); 269 void set_selection_owner (rxvt_term *owner, bool clipboard);
94 270
95 void reg (xevent_watcher *w); 271 void reg (xevent_watcher *w);
96 void unreg (xevent_watcher *w); 272 void unreg (xevent_watcher *w);
97 273
98#ifdef USE_XIM 274#if USE_XIM
99 void reg (im_watcher *w); 275 void reg (im_watcher *w);
100 void unreg (im_watcher *w); 276 void unreg (im_watcher *w);
101 277
102 rxvt_xim *get_xim (const char *locale, const char *modifiers); 278 rxvt_xim *get_xim (const char *locale, const char *modifiers);
103 void put_xim (rxvt_xim *xim); 279 void put_xim (rxvt_xim *xim);
104#endif 280#endif
105
106 Atom atom (const char *name);
107}; 281};
108 282
109#ifdef USE_XIM 283#if USE_XIM
110struct im_watcher : watcher, callback0<void> { 284struct im_watcher : rxvt_watcher, callback<void (void)>
111 template<class O1, class O2> 285{
112 im_watcher (O1 *object, void (O2::*method) ())
113 : callback0<void> (object,method)
114 { }
115
116 void start (rxvt_display *display) 286 void start (rxvt_display *display)
117 { 287 {
118 display->reg (this); 288 display->reg (this);
119 } 289 }
290
120 void stop (rxvt_display *display) 291 void stop (rxvt_display *display)
121 { 292 {
122 display->unreg (this); 293 display->unreg (this);
123 } 294 }
124}; 295};
125#endif 296#endif
126 297
127struct xevent_watcher : watcher, callback1<void, XEvent &> { 298struct xevent_watcher : rxvt_watcher, callback<void (XEvent &)>
299{
128 Window window; 300 Window window;
129
130 template<class O1, class O2>
131 xevent_watcher (O1 *object, void (O2::*method) (XEvent &))
132 : callback1<void, XEvent &> (object,method)
133 { }
134 301
135 void start (rxvt_display *display, Window window) 302 void start (rxvt_display *display, Window window)
136 { 303 {
137 this->window = window; 304 this->window = window;
138 display->reg (this); 305 display->reg (this);
139 } 306 }
307
140 void stop (rxvt_display *display) 308 void stop (rxvt_display *display)
141 { 309 {
142 display->unreg (this); 310 display->unreg (this);
143 } 311 }
144}; 312};
147 315
148///////////////////////////////////////////////////////////////////////////// 316/////////////////////////////////////////////////////////////////////////////
149 317
150typedef unsigned long Pixel; 318typedef unsigned long Pixel;
151 319
320struct rgba
321{
322 uint16_t r, g, b, a;
323
324 enum { MIN_CC = 0x0000, MAX_CC = 0xffff };
325
326 rgba ()
327 { }
328
329 rgba (uint16_t r, uint16_t g, uint16_t b, uint16_t a = MAX_CC)
330 : r(r), g(g), b(b), a(a)
331 { }
332};
333
152struct rxvt_color { 334struct rxvt_color
335{
153#if XFT 336#if XFT
154 XftColor c; 337 XftColor c;
338#else
339 XColor c;
340#endif
341
155 operator Pixel () const { return c.pixel; } 342 operator Pixel () const { return c.pixel; }
156#else
157 Pixel p;
158 operator Pixel () const { return p; }
159#endif
160 343
161 bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } 344 bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); }
162 bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } 345 bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); }
163 346
164 void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb); 347 bool is_opaque () const
165 348 {
166 bool set (rxvt_display *display, Pixel p); 349#if XFT
350 return c.color.alpha == rgba::MAX_CC;
351#else
352 return 1;
353#endif
354 }
355
356 bool alloc (rxvt_screen *screen, const rgba &color);
357 void free (rxvt_screen *screen);
358
359 operator rgba () const
360 {
361 rgba c;
362 get (c);
363 return c;
364 }
365 void get (rgba &color) const;
366 void get (XColor &color) const;
367
167 bool set (rxvt_display *display, const char *name); 368 bool set (rxvt_screen *screen, const char *name);
168 bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb); 369 bool set (rxvt_screen *screen, const rgba &color);
169 370
170 rxvt_color fade (rxvt_display *, int percent); 371 void fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to = rgba (0, 0, 0));
372};
171 373
374#define Sel_normal 0x01 /* normal selection */
375#define Sel_incr 0x02 /* incremental selection */
376#define Sel_Primary 0x01
377#define Sel_Secondary 0x02
378#define Sel_Clipboard 0x03
379#define Sel_whereMask 0x0f
380#define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
381#define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
382
383struct rxvt_selection
384{
385 rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term);
386 void run ();
387 ~rxvt_selection ();
388
389 rxvt_term *term; // terminal to paste to, may be 0
390 void *cb_sv; // managed by perl
391
172 void free (rxvt_display *display); 392 rxvt_display *display;
173}; 393 Time request_time;
394 Window request_win;
395 Atom request_prop;
174 396
175#endif 397private:
398 unsigned char selection_wait;
399 unsigned char selection_type;
176 400
401 char *incr_buf;
402 size_t incr_buf_size, incr_buf_fill;
403
404 void timer_cb (ev::timer &w, int revents); ev::timer timer_ev;
405 void x_cb (XEvent &xev); xevent_watcher x_ev;
406
407 void finish (char *data = 0, unsigned int len = 0);
408 void stop ();
409 bool request (Atom target, int selnum);
410 void handle_selection (Window win, Atom prop, bool delete_prop);
411};
412
413#endif
414

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