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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 1.46 by root, Tue Nov 4 11:03:29 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 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 ();
70 void im_change_check (); 232 void im_change_check ();
71#endif 233#endif
72 234
73//public 235//public
74 Display *display; 236 Display *dpy;
75 int depth;
76 int screen; 237 int screen;
77 Visual *visual;
78 Colormap cmap;
79 Window root; 238 Window root;
80 rxvt_term *selection_owner; 239 rxvt_term *selection_owner;
81#ifndef NO_SLOW_LINK_SUPPORT 240 Atom xa[NUM_XA];
82 bool is_local; 241 bool is_local;
242#ifdef POINTER_BLANK
243 Cursor blank_cursor;
83#endif 244#endif
84 245
85 rxvt_display (const char *id); 246 rxvt_display (const char *id);
247 XrmDatabase get_resources (bool refresh);
86 bool init (); 248 bool ref_init ();
249 void ref_next ();
87 ~rxvt_display (); 250 ~rxvt_display ();
88 251
89 operator Display *() const { return display; }
90
91 void flush (); 252 void flush ()
253 {
254 flush_ev.start ();
255 }
92 256
257 Atom atom (const char *name);
93 void set_selection_owner (rxvt_term *owner); 258 void set_selection_owner (rxvt_term *owner);
94 259
95 void reg (xevent_watcher *w); 260 void reg (xevent_watcher *w);
96 void unreg (xevent_watcher *w); 261 void unreg (xevent_watcher *w);
97 262
… …
100 void unreg (im_watcher *w); 265 void unreg (im_watcher *w);
101 266
102 rxvt_xim *get_xim (const char *locale, const char *modifiers); 267 rxvt_xim *get_xim (const char *locale, const char *modifiers);
103 void put_xim (rxvt_xim *xim); 268 void put_xim (rxvt_xim *xim);
104#endif 269#endif
105
106 Atom atom (const char *name);
107}; 270};
108 271
109#ifdef USE_XIM 272#ifdef USE_XIM
110struct im_watcher : watcher, callback0<void> { 273struct im_watcher : rxvt_watcher, callback<void (void)> {
111 template<class O1, class O2>
112 im_watcher (O1 *object, void (O2::*method) ())
113 : callback0<void> (object,method)
114 { }
115
116 void start (rxvt_display *display) 274 void start (rxvt_display *display)
117 { 275 {
118 display->reg (this); 276 display->reg (this);
119 } 277 }
278
120 void stop (rxvt_display *display) 279 void stop (rxvt_display *display)
121 { 280 {
122 display->unreg (this); 281 display->unreg (this);
123 } 282 }
124}; 283};
125#endif 284#endif
126 285
127struct xevent_watcher : watcher, callback1<void, XEvent &> { 286struct xevent_watcher : rxvt_watcher, callback<void (XEvent &)>
287{
128 Window window; 288 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 { }
134 289
135 void start (rxvt_display *display, Window window) 290 void start (rxvt_display *display, Window window)
136 { 291 {
137 this->window = window; 292 this->window = window;
138 display->reg (this); 293 display->reg (this);
139 } 294 }
295
140 void stop (rxvt_display *display) 296 void stop (rxvt_display *display)
141 { 297 {
142 display->unreg (this); 298 display->unreg (this);
143 } 299 }
144}; 300};
… …
147 303
148///////////////////////////////////////////////////////////////////////////// 304/////////////////////////////////////////////////////////////////////////////
149 305
150typedef unsigned long Pixel; 306typedef unsigned long Pixel;
151 307
308struct rgba
309{
310 unsigned short r, g, b, a;
311
312 enum { MIN_CC = 0x0000, MAX_CC = 0xffff };
313
314 rgba ()
315 { }
316
317 rgba (unsigned short r, unsigned short g, unsigned short b, unsigned short a = MAX_CC)
318 : r(r), g(g), b(b), a(a)
319 { }
320};
321
152struct rxvt_color { 322struct rxvt_color
323{
153#if XFT 324#if XFT
154 XftColor c; 325 XftColor c;
326#else
327 XColor c;
328#endif
329
155 operator Pixel () const { return c.pixel; } 330 operator Pixel () const { return c.pixel; }
156#else
157 Pixel p;
158 operator Pixel () const { return p; }
159#endif
160 331
161 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); }
162 bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } 333 bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); }
163 334
164 void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb); 335 bool is_opaque () const
165 336 {
166 bool set (rxvt_display *display, Pixel p); 337#if XFT
338 return c.color.alpha == rgba::MAX_CC;
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
167 bool set (rxvt_display *display, const char *name); 350 bool set (rxvt_screen *screen, const char *name);
168 bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb); 351 bool set (rxvt_screen *screen, const rgba &color);
169 352
170 rxvt_color fade (rxvt_display *, int percent); 353 void fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to = rgba (0, 0, 0));
171
172 void free (rxvt_display *display);
173}; 354};
174 355
175#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);
176 359
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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