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Comparing rxvt-unicode/src/rxvttoolkit.h (file contents):
Revision 1.2 by root, Wed Aug 25 02:33:09 2004 UTC vs.
Revision 1.50 by sf-exg, Fri Feb 11 01:24:46 2011 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) 2003-2006 Marc Lehmann <pcg@goof.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *----------------------------------------------------------------------*/
22
4#ifndef RXVT_TOOLKIT_H 23#ifndef RXVT_TOOLKIT_H
5#define RXVT_TOOLKIT_H 24#define RXVT_TOOLKIT_H
6 25
7#include <X11/Xlib.h> 26#include <X11/Xlib.h>
8 27
9#if XFT 28#if XFT
10# include <X11/Xft/Xft.h> 29# include <X11/Xft/Xft.h>
11#endif 30#endif
12 31
13#include "iom.h" 32#include "ev_cpp.h"
14 33
15#include "rxvtlib.h"
16#include "rxvtutil.h" 34#include "rxvtutil.h"
17 35
18#include "callback.h" 36#include "callback.h"
37
38// see rxvttoolkit.C:xa_names, which must be kept in sync
39enum {
40 XA_TEXT,
41 XA_COMPOUND_TEXT,
42 XA_UTF8_STRING,
43 XA_MULTIPLE,
44 XA_TARGETS,
45 XA_TIMESTAMP,
46 XA_VT_SELECTION,
47 XA_INCR,
48 XA_WM_PROTOCOLS,
49 XA_WM_DELETE_WINDOW,
50 XA_CLIPBOARD,
51 XA_AVERAGE_WIDTH,
52 XA_WEIGHT_NAME,
53 XA_SLANT,
54 XA_CHARSET_REGISTRY,
55 XA_CHARSET_ENCODING,
56#if ENABLE_FRILLS
57 XA_MOTIF_WM_HINTS,
58#endif
59#if ENABLE_EWMH
60 XA_NET_WM_PID,
61 XA_NET_WM_NAME,
62 XA_NET_WM_ICON_NAME,
63 XA_NET_WM_PING,
64 XA_NET_WM_ICON,
65#endif
66#if USE_XIM
67 XA_WM_LOCALE_NAME,
68 XA_XIM_SERVERS,
69#endif
70#if ENABLE_TRANSPARENCY
71 XA_XROOTPMAP_ID,
72 XA_ESETROOT_PMAP_ID,
73#endif
74#if ENABLE_XEMBED
75 XA_XEMBED,
76 XA_XEMBED_INFO,
77#endif
78#if !ENABLE_MINIMAL
79 // these are usually allocated by other subsystems, but we do it
80 // here to avoid a server roundtrip.
81 XA_SCREEN_RESOURCES,
82 XA_XDCCC_LINEAR_RGB_CORRECTION,
83 XA_XDCCC_LINEAR_RGB_MATRICES,
84 XA_WM_COLORMAP_WINDOWS,
85 XA_WM_STATE,
86 XA_cursor,
87# if USE_XIM
88 // various selection targets used by XIM
89 XA_TRANSPORT,
90 XA_LOCALES,
91 XA__XIM_PROTOCOL,
92 XA__XIM_XCONNECT,
93 XA__XIM_MOREDATA,
94# endif
95#endif
96 NUM_XA
97};
19 98
20struct rxvt_term; 99struct rxvt_term;
21struct rxvt_display; 100struct rxvt_display;
22 101
23struct im_watcher; 102struct im_watcher;
24struct xevent_watcher; 103struct xevent_watcher;
25 104
105template<class watcher>
106struct event_vec : vector<watcher *>
107{
108 void erase_unordered (unsigned int pos)
109 {
110 watcher *w = (*this)[this->size () - 1];
111 this->pop_back ();
112
113 if (!this->empty ())
114 if (((*this)[pos] = w)) // '=' is correct!
115 w->active = pos + 1;
116 }
117};
118
119struct rxvt_watcher
120{
121 int active; /* 0 == inactive, else index into respective vector */
122
123 bool is_active () { return active; }
124
125 rxvt_watcher () : active (0) { }
126};
127
26struct refcounted { 128struct refcounted
129{
27 int referenced; 130 int referenced;
28 char *id; 131 char *id;
29 132
30 refcounted (const char *id); 133 refcounted (const char *id);
31 bool init () { return false; } 134 bool ref_init () { return false; }
135 void ref_next () { }
32 ~refcounted (); 136 ~refcounted ();
33}; 137};
34 138
35template<class T> 139template<class T>
36struct refcache : vector<T *> { 140struct refcache : vector<T *>
141{
37 T *get (const char *id); 142 T *get (const char *id);
38 void put (T *obj); 143 void put (T *obj);
144 void clear ();
145
39 ~refcache (); 146 ~refcache ()
147 {
148 clear ();
149 }
40}; 150};
41 151
42///////////////////////////////////////////////////////////////////////////// 152/////////////////////////////////////////////////////////////////////////////
43 153
154struct rxvt_screen;
155
156struct rxvt_drawable
157{
158 rxvt_screen *screen;
159 Drawable drawable;
160 operator Drawable() { return drawable; }
161
162#if XFT
163 XftDraw *xftdrawable;
164 operator XftDraw *();
165#endif
166
167 rxvt_drawable (rxvt_screen *screen, Drawable drawable)
168 : screen(screen),
169#if XFT
170 xftdrawable(0),
171#endif
172 drawable(drawable)
173 { }
174
175#if XFT
176 ~rxvt_drawable ();
177#endif
178};
179
180/////////////////////////////////////////////////////////////////////////////
181
44#ifdef USE_XIM 182#ifdef USE_XIM
45struct rxvt_xim : refcounted { 183struct rxvt_xim : refcounted
184{
46 void destroy (); 185 void destroy ();
47 rxvt_display *display; 186 rxvt_display *display;
48 187
49//public 188//public
50 XIM xim; 189 XIM xim;
51 190
52 rxvt_xim (const char *id) : refcounted (id) { } 191 rxvt_xim (const char *id) : refcounted (id) { }
53 bool init (); 192 bool ref_init ();
54 ~rxvt_xim (); 193 ~rxvt_xim ();
55}; 194};
56#endif 195#endif
57 196
197struct rxvt_screen
198{
199 rxvt_display *display;
200 Display *dpy;
201 int depth;
202 Visual *visual;
203 Colormap cmap;
204
205#if XFT
206 // scratch pixmap
207 rxvt_drawable *scratch_area;
208 int scratch_w, scratch_h;
209
210 rxvt_drawable &scratch_drawable (int w, int h);
211
212 rxvt_screen ();
213#endif
214
215 void set (rxvt_display *disp);
216 void select_visual (int bitdepth);
217 void clear ();
218};
219
58struct rxvt_display : refcounted { 220struct rxvt_display : refcounted
59 Atom xa_xim_servers; 221{
60
61 io_manager_vec<xevent_watcher> xw; 222 event_vec<xevent_watcher> xw;
62 223
63 io_watcher x_ev; void x_cb (io_watcher &w, short revents); 224 ev::prepare flush_ev; void flush_cb (ev::prepare &w, int revents);
225 ev::io x_ev ; void x_cb (ev::io &w, int revents);
64 226
65#ifdef USE_XIM 227#ifdef USE_XIM
66 refcache<rxvt_xim> xims; 228 refcache<rxvt_xim> xims;
67 vector<im_watcher *> imw; 229 vector<im_watcher *> imw;
68 230
69 void im_change_cb (); 231 void im_change_cb ();
232 void im_change_check ();
70#endif 233#endif
71 234
72//public 235//public
73 Display *display; 236 Display *dpy;
74 int depth;
75 int screen; 237 int screen;
76 Visual *visual;
77 Colormap cmap;
78 Window root; 238 Window root;
79 rxvt_term *selection_owner; 239 rxvt_term *selection_owner;
80#ifndef NO_SLOW_LINK_SUPPORT 240 rxvt_term *clipboard_owner;
241 Atom xa[NUM_XA];
81 bool is_local; 242 bool is_local;
243#ifdef POINTER_BLANK
244 Cursor blank_cursor;
82#endif 245#endif
83 246
84 rxvt_display (const char *id); 247 rxvt_display (const char *id);
248 XrmDatabase get_resources (bool refresh);
85 bool init (); 249 bool ref_init ();
250 void ref_next ();
86 ~rxvt_display (); 251 ~rxvt_display ();
87 252
88 void flush (); 253 void flush ()
254 {
255 flush_ev.start ();
256 }
89 257
258 Atom atom (const char *name);
90 void set_selection_owner (rxvt_term *owner); 259 void set_selection_owner (rxvt_term *owner, bool clipboard);
91 260
92 void reg (xevent_watcher *w); 261 void reg (xevent_watcher *w);
93 void unreg (xevent_watcher *w); 262 void unreg (xevent_watcher *w);
94 263
95#ifdef USE_XIM 264#ifdef USE_XIM
… …
97 void unreg (im_watcher *w); 266 void unreg (im_watcher *w);
98 267
99 rxvt_xim *get_xim (const char *locale, const char *modifiers); 268 rxvt_xim *get_xim (const char *locale, const char *modifiers);
100 void put_xim (rxvt_xim *xim); 269 void put_xim (rxvt_xim *xim);
101#endif 270#endif
102
103 Atom atom (const char *name);
104}; 271};
105 272
106#ifdef USE_XIM 273#ifdef USE_XIM
107struct im_watcher : watcher, callback0<void> { 274struct im_watcher : rxvt_watcher, callback<void (void)>
108 template<class O1, class O2> 275{
109 im_watcher (O1 *object, void (O2::*method) ())
110 : callback0<void> (object,method)
111 { }
112
113 void start (rxvt_display *display) 276 void start (rxvt_display *display)
114 { 277 {
115 display->reg (this); 278 display->reg (this);
116 } 279 }
280
117 void stop (rxvt_display *display) 281 void stop (rxvt_display *display)
118 { 282 {
119 display->unreg (this); 283 display->unreg (this);
120 } 284 }
121}; 285};
122#endif 286#endif
123 287
124struct xevent_watcher : watcher, callback1<void, XEvent &> { 288struct xevent_watcher : rxvt_watcher, callback<void (XEvent &)>
289{
125 Window window; 290 Window window;
126
127 template<class O1, class O2>
128 xevent_watcher (O1 *object, void (O2::*method) (XEvent &))
129 : callback1<void, XEvent &> (object,method)
130 { }
131 291
132 void start (rxvt_display *display, Window window) 292 void start (rxvt_display *display, Window window)
133 { 293 {
134 this->window = window; 294 this->window = window;
135 display->reg (this); 295 display->reg (this);
136 } 296 }
297
137 void stop (rxvt_display *display) 298 void stop (rxvt_display *display)
138 { 299 {
139 display->unreg (this); 300 display->unreg (this);
140 } 301 }
141}; 302};
… …
144 305
145///////////////////////////////////////////////////////////////////////////// 306/////////////////////////////////////////////////////////////////////////////
146 307
147typedef unsigned long Pixel; 308typedef unsigned long Pixel;
148 309
310struct rgba
311{
312 unsigned short r, g, b, a;
313
314 enum { MIN_CC = 0x0000, MAX_CC = 0xffff };
315
316 rgba ()
317 { }
318
319 rgba (unsigned short r, unsigned short g, unsigned short b, unsigned short a = MAX_CC)
320 : r(r), g(g), b(b), a(a)
321 { }
322};
323
149struct rxvt_color { 324struct rxvt_color
325{
150#if XFT 326#if XFT
151 XftColor c; 327 XftColor c;
328#else
329 XColor c;
330#endif
331
152 operator Pixel () const { return c.pixel; } 332 operator Pixel () const { return c.pixel; }
153#else
154 Pixel p;
155 operator Pixel () const { return p; }
156#endif
157 333
158 bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } 334 bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); }
159 bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } 335 bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); }
160 336
161 void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb); 337 bool is_opaque () const
162 338 {
163 bool set (rxvt_display *display, Pixel p); 339#if XFT
340 return c.color.alpha == rgba::MAX_CC;
341#else
342 return 1;
343#endif
344 }
345
346 bool alloc (rxvt_screen *screen, const rgba &color);
347 void free (rxvt_screen *screen);
348
349 void get (rgba &color);
350 void get (XColor &color);
351
164 bool set (rxvt_display *display, const char *name); 352 bool set (rxvt_screen *screen, const char *name);
165 bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb); 353 bool set (rxvt_screen *screen, const rgba &color);
166 354
167 rxvt_color fade (rxvt_display *, int percent); 355 void fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to = rgba (0, 0, 0));
356};
168 357
358#define Sel_normal 0x01 /* normal selection */
359#define Sel_incr 0x02 /* incremental selection */
360#define Sel_Primary 0x01
361#define Sel_Secondary 0x02
362#define Sel_Clipboard 0x03
363#define Sel_whereMask 0x0f
364#define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
365#define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
366
367typedef void (*sel_cb)(char *data, unsigned int len, struct rxvt_selection *rs, void *ptr);
368
369struct rxvt_selection
370{
371 rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, sel_cb cb, void *ptr);
372 ~rxvt_selection ();
373
374private:
169 void free (rxvt_display *display); 375 rxvt_display *display;
170}; 376 Time request_time;
377 Window request_win;
378 Atom request_prop;
379 sel_cb request_cb;
380 void *user_data;
171 381
172#endif 382 unsigned char selection_wait;
383 unsigned char selection_type;
173 384
385 char *incr_buf;
386 size_t incr_buf_size, incr_buf_fill;
387
388 void timer_cb (ev::timer &w, int revents); ev::timer timer_ev;
389 void x_cb (XEvent &xev); xevent_watcher x_ev;
390
391 void stop ();
392 bool request (Atom target, int selnum);
393 void handle_selection (Window win, Atom prop, bool delete_prop);
394};
395
396#endif
397

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