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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 1.38 by root, Fri Dec 14 05:25:26 2007 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" 34#include "rxvtlib.h"
16#include "rxvtutil.h" 35#include "rxvtutil.h"
17 36
18#include "callback.h" 37#include "callback.h"
19 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#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 subsystens, 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};
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 Atom xa[NUM_XA];
81 bool is_local; 241 bool is_local;
242#ifdef POINTER_BLANK
243 Cursor blank_cursor;
82#endif 244#endif
83 245
84 rxvt_display (const char *id); 246 rxvt_display (const char *id);
247 XrmDatabase get_resources (bool refresh);
85 bool init (); 248 bool ref_init ();
249 void ref_next ();
86 ~rxvt_display (); 250 ~rxvt_display ();
87 251
88 void flush (); 252 void flush ();
89 253 Atom atom (const char *name);
90 void set_selection_owner (rxvt_term *owner); 254 void set_selection_owner (rxvt_term *owner);
91 255
92 void reg (xevent_watcher *w); 256 void reg (xevent_watcher *w);
93 void unreg (xevent_watcher *w); 257 void unreg (xevent_watcher *w);
94 258
… …
97 void unreg (im_watcher *w); 261 void unreg (im_watcher *w);
98 262
99 rxvt_xim *get_xim (const char *locale, const char *modifiers); 263 rxvt_xim *get_xim (const char *locale, const char *modifiers);
100 void put_xim (rxvt_xim *xim); 264 void put_xim (rxvt_xim *xim);
101#endif 265#endif
102
103 Atom atom (const char *name);
104}; 266};
105 267
106#ifdef USE_XIM 268#ifdef USE_XIM
107struct im_watcher : watcher, callback0<void> { 269struct 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) 270 void start (rxvt_display *display)
114 { 271 {
115 display->reg (this); 272 display->reg (this);
116 } 273 }
274
117 void stop (rxvt_display *display) 275 void stop (rxvt_display *display)
118 { 276 {
119 display->unreg (this); 277 display->unreg (this);
120 } 278 }
121}; 279};
122#endif 280#endif
123 281
124struct xevent_watcher : watcher, callback1<void, XEvent &> { 282struct xevent_watcher : rxvt_watcher, callback<void (XEvent &)>
283{
125 Window window; 284 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 { }
131 285
132 void start (rxvt_display *display, Window window) 286 void start (rxvt_display *display, Window window)
133 { 287 {
134 this->window = window; 288 this->window = window;
135 display->reg (this); 289 display->reg (this);
136 } 290 }
291
137 void stop (rxvt_display *display) 292 void stop (rxvt_display *display)
138 { 293 {
139 display->unreg (this); 294 display->unreg (this);
140 } 295 }
141}; 296};
… …
144 299
145///////////////////////////////////////////////////////////////////////////// 300/////////////////////////////////////////////////////////////////////////////
146 301
147typedef unsigned long Pixel; 302typedef unsigned long Pixel;
148 303
304struct rgba
305{
306 unsigned short r, g, b, a;
307
308 enum { MIN_CC = 0x0000, MAX_CC = 0xffff };
309
310 rgba ()
311 { }
312
313 rgba (unsigned short r, unsigned short g, unsigned short b, unsigned short a = MAX_CC)
314 : r(r), g(g), b(b), a(a)
315 { }
316};
317
149struct rxvt_color { 318struct rxvt_color
319{
150#if XFT 320#if XFT
151 XftColor c; 321 XftColor c;
322#else
323 XColor c;
324#endif
325
152 operator Pixel () const { return c.pixel; } 326 operator Pixel () const { return c.pixel; }
153#else
154 Pixel p;
155 operator Pixel () const { return p; }
156#endif
157 327
158 bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } 328 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); } 329 bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); }
160 330
161 void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb); 331 bool alloc (rxvt_screen *screen, const rgba &color);
162 332 void free (rxvt_screen *screen);
163 bool set (rxvt_display *display, Pixel p); 333
334 void get (rgba &color);
335 void get (XColor &color);
336
164 bool set (rxvt_display *display, const char *name); 337 bool set (rxvt_screen *screen, const char *name);
165 bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb); 338 bool set (rxvt_screen *screen, const rgba &color);
166 339
167 rxvt_color fade (rxvt_display *, int percent); 340 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}; 341};
171 342
172#endif 343#if TRACE_PIXMAPS
344Pixmap trace_XCreatePixmap (const char *file, int line, Display *dpy, Window r, unsigned int w, unsigned int h, unsigned int d);
345void trace_XFreePixmap (const char *file, int line, Display *dpy, Pixmap p);
173 346
347# define XCreatePixmap(dpy,r,w,h,d) trace_XCreatePixmap (__FILE__,__LINE__,dpy,r,w,h,d)
348# define XFreePixmap(dpy,p) trace_XFreePixmap (__FILE__,__LINE__,dpy,p)
349#endif
350
351#endif
352

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