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Comparing rxvt-unicode/src/rxvttoolkit.h (file contents):
Revision 1.11 by root, Wed Jan 25 02:42:06 2006 UTC vs.
Revision 1.42 by root, Wed Jan 23 05:59:30 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"
19 37
20// see rxvttoolkit.C:xa_names, which must be kept in sync 38// see rxvttoolkit.C:xa_names, which must be kept in sync
… …
28 XA_VT_SELECTION, 46 XA_VT_SELECTION,
29 XA_INCR, 47 XA_INCR,
30 XA_WM_PROTOCOLS, 48 XA_WM_PROTOCOLS,
31 XA_WM_DELETE_WINDOW, 49 XA_WM_DELETE_WINDOW,
32 XA_CLIPBOARD, 50 XA_CLIPBOARD,
51 XA_AVERAGE_WIDTH,
52 XA_WEIGHT_NAME,
53 XA_SLANT,
54 XA_CHARSET_REGISTRY,
55 XA_CHARSET_ENCODING,
33#if ENABLE_FRILLS 56#if ENABLE_FRILLS
34 XA_MOTIF_WM_HINTS, 57 XA_MOTIF_WM_HINTS,
35#endif 58#endif
36#if ENABLE_EWMH 59#if ENABLE_EWMH
37 XA_NET_WM_PID, 60 XA_NET_WM_PID,
… …
41#endif 64#endif
42#if USE_XIM 65#if USE_XIM
43 XA_WM_LOCALE_NAME, 66 XA_WM_LOCALE_NAME,
44 XA_XIM_SERVERS, 67 XA_XIM_SERVERS,
45#endif 68#endif
46#if TRANSPARENT 69#if ENABLE_TRANSPARENCY
47 XA_XROOTPMAP_ID, 70 XA_XROOTPMAP_ID,
48 XA_ESETROOT_PMAP_ID, 71 XA_ESETROOT_PMAP_ID,
49#endif 72#endif
50#if ENABLE_XEMBED 73#if ENABLE_XEMBED
51 XA_XEMBED, 74 XA_XEMBED,
52 XA_XEMBED_INFO, 75 XA_XEMBED_INFO,
53#endif 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
54 NUM_XA 95 NUM_XA
55}; 96};
56 97
57struct rxvt_term; 98struct rxvt_term;
58struct rxvt_display; 99struct rxvt_display;
59 100
60struct im_watcher; 101struct im_watcher;
61struct xevent_watcher; 102struct xevent_watcher;
62 103
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
63struct refcounted { 127struct refcounted
128{
64 int referenced; 129 int referenced;
65 char *id; 130 char *id;
66 131
67 refcounted (const char *id); 132 refcounted (const char *id);
68 bool ref_init () { return false; } 133 bool ref_init () { return false; }
69 void ref_next () { } 134 void ref_next () { }
70 ~refcounted (); 135 ~refcounted ();
71}; 136};
72 137
73template<class T> 138template<class T>
74struct refcache : vector<T *> { 139struct refcache : vector<T *>
140{
75 T *get (const char *id); 141 T *get (const char *id);
76 void put (T *obj); 142 void put (T *obj);
77 void clear (); 143 void clear ();
78 144
79 ~refcache () 145 ~refcache ()
… …
82 } 148 }
83}; 149};
84 150
85///////////////////////////////////////////////////////////////////////////// 151/////////////////////////////////////////////////////////////////////////////
86 152
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
87#ifdef USE_XIM 181#ifdef USE_XIM
88struct rxvt_xim : refcounted { 182struct rxvt_xim : refcounted
183{
89 void destroy (); 184 void destroy ();
90 rxvt_display *display; 185 rxvt_display *display;
91 186
92//public 187//public
93 XIM xim; 188 XIM xim;
… …
96 bool ref_init (); 191 bool ref_init ();
97 ~rxvt_xim (); 192 ~rxvt_xim ();
98}; 193};
99#endif 194#endif
100 195
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
101struct rxvt_display : refcounted { 219struct rxvt_display : refcounted
220{
102 io_manager_vec<xevent_watcher> xw; 221 event_vec<xevent_watcher> xw;
103 222
104 io_watcher x_ev; void x_cb (io_watcher &w, short revents); 223 ev::prepare flush_ev; void flush_cb (ev::prepare &w, int revents);
224 ev::io x_ev ; void x_cb (ev::io &w, int revents);
105 225
106#ifdef USE_XIM 226#ifdef USE_XIM
107 refcache<rxvt_xim> xims; 227 refcache<rxvt_xim> xims;
108 vector<im_watcher *> imw; 228 vector<im_watcher *> imw;
109 229
110 void im_change_cb (); 230 void im_change_cb ();
111 void im_change_check (); 231 void im_change_check ();
112#endif 232#endif
113 233
114//public 234//public
115 Display *display; 235 Display *dpy;
116 int depth;
117 int screen; 236 int screen;
118 Visual *visual;
119 Colormap cmap;
120 Window root; 237 Window root;
121 rxvt_term *selection_owner; 238 rxvt_term *selection_owner;
122 Atom xa[NUM_XA]; 239 Atom xa[NUM_XA];
123#ifndef NO_SLOW_LINK_SUPPORT
124 bool is_local; 240 bool is_local;
125#endif
126#ifdef POINTER_BLANK 241#ifdef POINTER_BLANK
127 Cursor blank_cursor; 242 Cursor blank_cursor;
128#endif 243#endif
129 244
130 rxvt_display (const char *id); 245 rxvt_display (const char *id);
131 XrmDatabase get_resources (); 246 XrmDatabase get_resources (bool refresh);
132 bool ref_init (); 247 bool ref_init ();
133 void ref_next (); 248 void ref_next ();
134 ~rxvt_display (); 249 ~rxvt_display ();
135 250
136 void flush (); 251 void flush ()
252 {
253 flush_ev.start ();
254 }
255
137 Atom atom (const char *name); 256 Atom atom (const char *name);
138 void set_selection_owner (rxvt_term *owner); 257 void set_selection_owner (rxvt_term *owner);
139 258
140 void reg (xevent_watcher *w); 259 void reg (xevent_watcher *w);
141 void unreg (xevent_watcher *w); 260 void unreg (xevent_watcher *w);
… …
148 void put_xim (rxvt_xim *xim); 267 void put_xim (rxvt_xim *xim);
149#endif 268#endif
150}; 269};
151 270
152#ifdef USE_XIM 271#ifdef USE_XIM
153struct im_watcher : watcher, callback0<void> { 272struct im_watcher : rxvt_watcher, callback<void (void)> {
154 template<class O1, class O2>
155 im_watcher (O1 *object, void (O2::*method) ())
156 : callback0<void> (object,method)
157 { }
158
159 void start (rxvt_display *display) 273 void start (rxvt_display *display)
160 { 274 {
161 display->reg (this); 275 display->reg (this);
162 } 276 }
277
163 void stop (rxvt_display *display) 278 void stop (rxvt_display *display)
164 { 279 {
165 display->unreg (this); 280 display->unreg (this);
166 } 281 }
167}; 282};
168#endif 283#endif
169 284
170struct xevent_watcher : watcher, callback1<void, XEvent &> { 285struct xevent_watcher : rxvt_watcher, callback<void (XEvent &)>
286{
171 Window window; 287 Window window;
172
173 template<class O1, class O2>
174 xevent_watcher (O1 *object, void (O2::*method) (XEvent &))
175 : callback1<void, XEvent &> (object,method)
176 { }
177 288
178 void start (rxvt_display *display, Window window) 289 void start (rxvt_display *display, Window window)
179 { 290 {
180 this->window = window; 291 this->window = window;
181 display->reg (this); 292 display->reg (this);
182 } 293 }
294
183 void stop (rxvt_display *display) 295 void stop (rxvt_display *display)
184 { 296 {
185 display->unreg (this); 297 display->unreg (this);
186 } 298 }
187}; 299};
… …
190 302
191///////////////////////////////////////////////////////////////////////////// 303/////////////////////////////////////////////////////////////////////////////
192 304
193typedef unsigned long Pixel; 305typedef unsigned long Pixel;
194 306
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
195struct rxvt_color { 321struct rxvt_color
322{
196#if XFT 323#if XFT
197 XftColor c; 324 XftColor c;
325#else
326 XColor c;
327#endif
328
198 operator Pixel () const { return c.pixel; } 329 operator Pixel () const { return c.pixel; }
199#else
200 Pixel p;
201 operator Pixel () const { return p; }
202#endif
203 330
204 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); }
205 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); }
206 333
207 void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb); 334 bool is_opaque () const
208 335 {
209 bool set (rxvt_display *display, Pixel p); 336#if XFT
337 //TODO: only supports 24 bit truecolour
338 return c.color.alpha < 0xff00;
339#else
340 return 1;
341#endif
342 }
343
344 bool alloc (rxvt_screen *screen, const rgba &color);
345 void free (rxvt_screen *screen);
346
347 void get (rgba &color);
348 void get (XColor &color);
349
210 bool set (rxvt_display *display, const char *name); 350 bool set (rxvt_screen *screen, const char *name);
211 bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb); 351 bool set (rxvt_screen *screen, const rgba &color);
212 352
213 rxvt_color fade (rxvt_display *, int percent); // fades to black 353 void fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to = rgba (0, 0, 0));
214 rxvt_color fade (rxvt_display *, int percent, rxvt_color &fadeto);
215
216 void free (rxvt_display *display);
217}; 354};
218 355
219#endif 356#if TRACE_PIXMAPS
357Pixmap trace_XCreatePixmap (const char *file, int line, Display *dpy, Window r, unsigned int w, unsigned int h, unsigned int d);
358void trace_XFreePixmap (const char *file, int line, Display *dpy, Pixmap p);
220 359
360# define XCreatePixmap(dpy,r,w,h,d) trace_XCreatePixmap (__FILE__,__LINE__,dpy,r,w,h,d)
361# define XFreePixmap(dpy,p) trace_XFreePixmap (__FILE__,__LINE__,dpy,p)
362#endif
363
364#endif
365

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