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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 1.44 by root, Sat Jan 26 10:15:20 2008 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#endif
65#if USE_XIM
66 XA_WM_LOCALE_NAME,
67 XA_XIM_SERVERS,
68#endif
69#if ENABLE_TRANSPARENCY
70 XA_XROOTPMAP_ID,
71 XA_ESETROOT_PMAP_ID,
72#endif
73#if ENABLE_XEMBED
74 XA_XEMBED,
75 XA_XEMBED_INFO,
76#endif
77#if !ENABLE_MINIMAL
78 // these are usually allocated by other subsystems, but we do it
79 // here to avoid a server roundtrip.
80 XA_SCREEN_RESOURCES,
81 XA_XDCCC_LINEAR_RGB_CORRECTION,
82 XA_XDCCC_LINEAR_RGB_MATRICES,
83 XA_WM_COLORMAP_WINDOWS,
84 XA_WM_STATE,
85 XA_cursor,
86# if USE_XIM
87 // various selection targets used by XIM
88 XA_TRANSPORT,
89 XA_LOCALES,
90 XA__XIM_PROTOCOL,
91 XA__XIM_XCONNECT,
92 XA__XIM_MOREDATA,
93# endif
94#endif
95 NUM_XA
96};
19 97
20struct rxvt_term; 98struct rxvt_term;
21struct rxvt_display; 99struct rxvt_display;
22 100
23struct im_watcher; 101struct im_watcher;
24struct xevent_watcher; 102struct xevent_watcher;
25 103
104template<class watcher>
105struct event_vec : vector<watcher *>
106{
107 void erase_unordered (unsigned int pos)
108 {
109 watcher *w = (*this)[this->size () - 1];
110 this->pop_back ();
111
112 if (!this->empty ())
113 if (((*this)[pos] = w)) // '=' is correct!
114 w->active = pos + 1;
115 }
116};
117
118struct rxvt_watcher
119{
120 int active; /* 0 == inactive, else index into respective vector */
121
122 bool is_active () { return active; }
123
124 rxvt_watcher () : active (0) { }
125};
126
26struct refcounted { 127struct refcounted
128{
27 int referenced; 129 int referenced;
28 char *id; 130 char *id;
29 131
30 refcounted (const char *id); 132 refcounted (const char *id);
31 bool init () { return false; } 133 bool ref_init () { return false; }
134 void ref_next () { }
32 ~refcounted (); 135 ~refcounted ();
33}; 136};
34 137
35template<class T> 138template<class T>
36struct refcache : vector<T *> { 139struct refcache : vector<T *>
140{
37 T *get (const char *id); 141 T *get (const char *id);
38 void put (T *obj); 142 void put (T *obj);
143 void clear ();
144
39 ~refcache (); 145 ~refcache ()
146 {
147 clear ();
148 }
40}; 149};
41 150
42///////////////////////////////////////////////////////////////////////////// 151/////////////////////////////////////////////////////////////////////////////
43 152
153struct rxvt_screen;
154
155struct rxvt_drawable
156{
157 rxvt_screen *screen;
158 Drawable drawable;
159 operator Drawable() { return drawable; }
160
161#if XFT
162 XftDraw *xftdrawable;
163 operator XftDraw *();
164#endif
165
166 rxvt_drawable (rxvt_screen *screen, Drawable drawable)
167 : screen(screen),
168#if XFT
169 xftdrawable(0),
170#endif
171 drawable(drawable)
172 { }
173
174#if XFT
175 ~rxvt_drawable ();
176#endif
177};
178
179/////////////////////////////////////////////////////////////////////////////
180
44#ifdef USE_XIM 181#ifdef USE_XIM
45struct rxvt_xim : refcounted { 182struct rxvt_xim : refcounted
183{
46 void destroy (); 184 void destroy ();
47 rxvt_display *display; 185 rxvt_display *display;
48 186
49//public 187//public
50 XIM xim; 188 XIM xim;
51 189
52 rxvt_xim (const char *id) : refcounted (id) { } 190 rxvt_xim (const char *id) : refcounted (id) { }
53 bool init (); 191 bool ref_init ();
54 ~rxvt_xim (); 192 ~rxvt_xim ();
55}; 193};
56#endif 194#endif
57 195
196struct rxvt_screen
197{
198 rxvt_display *display;
199 Display *dpy;
200 int depth;
201 Visual *visual;
202 Colormap cmap;
203
204#if XFT
205 // scratch pixmap
206 rxvt_drawable *scratch_area;
207 int scratch_w, scratch_h;
208
209 rxvt_drawable &scratch_drawable (int w, int h);
210
211 rxvt_screen ();
212#endif
213
214 void set (rxvt_display *disp);
215 void select_visual (int bitdepth);
216 void clear ();
217};
218
58struct rxvt_display : refcounted { 219struct rxvt_display : refcounted
59 Atom xa_xim_servers; 220{
60
61 io_manager_vec<xevent_watcher> xw; 221 event_vec<xevent_watcher> xw;
62 222
63 io_watcher x_ev; void x_cb (io_watcher &w, short revents); 223 ev::idle flush_ev; void flush_cb (ev::idle &w, int revents);
224 ev::io x_ev ; void x_cb (ev::io &w, int revents);
64 225
65#ifdef USE_XIM 226#ifdef USE_XIM
66 refcache<rxvt_xim> xims; 227 refcache<rxvt_xim> xims;
67 vector<im_watcher *> imw; 228 vector<im_watcher *> imw;
68 229
69 void im_change_cb (); 230 void im_change_cb ();
231 void im_change_check ();
70#endif 232#endif
71 233
72//public 234//public
73 Display *display; 235 Display *dpy;
74 int depth;
75 int screen; 236 int screen;
76 Visual *visual;
77 Colormap cmap;
78 Window root; 237 Window root;
79 rxvt_term *selection_owner; 238 rxvt_term *selection_owner;
80#ifndef NO_SLOW_LINK_SUPPORT 239 Atom xa[NUM_XA];
81 bool is_local; 240 bool is_local;
241#ifdef POINTER_BLANK
242 Cursor blank_cursor;
82#endif 243#endif
83 244
84 rxvt_display (const char *id); 245 rxvt_display (const char *id);
246 XrmDatabase get_resources (bool refresh);
85 bool init (); 247 bool ref_init ();
248 void ref_next ();
86 ~rxvt_display (); 249 ~rxvt_display ();
87 250
88 void flush (); 251 void flush ()
252 {
253 flush_ev.start ();
254 }
89 255
256 Atom atom (const char *name);
90 void set_selection_owner (rxvt_term *owner); 257 void set_selection_owner (rxvt_term *owner);
91 258
92 void reg (xevent_watcher *w); 259 void reg (xevent_watcher *w);
93 void unreg (xevent_watcher *w); 260 void unreg (xevent_watcher *w);
94 261
… …
97 void unreg (im_watcher *w); 264 void unreg (im_watcher *w);
98 265
99 rxvt_xim *get_xim (const char *locale, const char *modifiers); 266 rxvt_xim *get_xim (const char *locale, const char *modifiers);
100 void put_xim (rxvt_xim *xim); 267 void put_xim (rxvt_xim *xim);
101#endif 268#endif
102
103 Atom atom (const char *name);
104}; 269};
105 270
106#ifdef USE_XIM 271#ifdef USE_XIM
107struct im_watcher : watcher, callback0<void> { 272struct im_watcher : rxvt_watcher, callback<void (void)> {
108 template<class O1, class O2>
109 im_watcher (O1 *object, void (O2::*method) ())
110 : callback0<void> (object,method)
111 { }
112
113 void start (rxvt_display *display) 273 void start (rxvt_display *display)
114 { 274 {
115 display->reg (this); 275 display->reg (this);
116 } 276 }
277
117 void stop (rxvt_display *display) 278 void stop (rxvt_display *display)
118 { 279 {
119 display->unreg (this); 280 display->unreg (this);
120 } 281 }
121}; 282};
122#endif 283#endif
123 284
124struct xevent_watcher : watcher, callback1<void, XEvent &> { 285struct xevent_watcher : rxvt_watcher, callback<void (XEvent &)>
286{
125 Window window; 287 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 { }
131 288
132 void start (rxvt_display *display, Window window) 289 void start (rxvt_display *display, Window window)
133 { 290 {
134 this->window = window; 291 this->window = window;
135 display->reg (this); 292 display->reg (this);
136 } 293 }
294
137 void stop (rxvt_display *display) 295 void stop (rxvt_display *display)
138 { 296 {
139 display->unreg (this); 297 display->unreg (this);
140 } 298 }
141}; 299};
… …
144 302
145///////////////////////////////////////////////////////////////////////////// 303/////////////////////////////////////////////////////////////////////////////
146 304
147typedef unsigned long Pixel; 305typedef unsigned long Pixel;
148 306
307struct rgba
308{
309 unsigned short r, g, b, a;
310
311 enum { MIN_CC = 0x0000, MAX_CC = 0xffff };
312
313 rgba ()
314 { }
315
316 rgba (unsigned short r, unsigned short g, unsigned short b, unsigned short a = MAX_CC)
317 : r(r), g(g), b(b), a(a)
318 { }
319};
320
149struct rxvt_color { 321struct rxvt_color
322{
150#if XFT 323#if XFT
151 XftColor c; 324 XftColor c;
325#else
326 XColor c;
327#endif
328
152 operator Pixel () const { return c.pixel; } 329 operator Pixel () const { return c.pixel; }
153#else
154 Pixel p;
155 operator Pixel () const { return p; }
156#endif
157 330
158 bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } 331 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); } 332 bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); }
160 333
161 void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb); 334 bool is_opaque () const
162 335 {
163 bool set (rxvt_display *display, Pixel p); 336#if XFT
337 return c.color.alpha == rgba::MAX_CC;
338#else
339 return 1;
340#endif
341 }
342
343 bool alloc (rxvt_screen *screen, const rgba &color);
344 void free (rxvt_screen *screen);
345
346 void get (rgba &color);
347 void get (XColor &color);
348
164 bool set (rxvt_display *display, const char *name); 349 bool set (rxvt_screen *screen, const char *name);
165 bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb); 350 bool set (rxvt_screen *screen, const rgba &color);
166 351
167 rxvt_color fade (rxvt_display *, int percent); 352 void fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to = rgba (0, 0, 0));
168
169 void free (rxvt_display *display);
170}; 353};
171 354
172#endif 355#if TRACE_PIXMAPS
356Pixmap trace_XCreatePixmap (const char *file, int line, Display *dpy, Window r, unsigned int w, unsigned int h, unsigned int d);
357void trace_XFreePixmap (const char *file, int line, Display *dpy, Pixmap p);
173 358
359# define XCreatePixmap(dpy,r,w,h,d) trace_XCreatePixmap (__FILE__,__LINE__,dpy,r,w,h,d)
360# define XFreePixmap(dpy,p) trace_XFreePixmap (__FILE__,__LINE__,dpy,p)
361#endif
362
363#endif
364

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