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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 1.51 by sf-exg, Fri Feb 11 11:26:30 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 * Copyright (c) 2011 Emanuele Giaquinta <e.giaquinta@glauco.it>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 *----------------------------------------------------------------------*/
23
4#ifndef RXVT_TOOLKIT_H 24#ifndef RXVT_TOOLKIT_H
5#define RXVT_TOOLKIT_H 25#define RXVT_TOOLKIT_H
6 26
7#include <X11/Xlib.h> 27#include <X11/Xlib.h>
8 28
9#if XFT 29#if XFT
10# include <X11/Xft/Xft.h> 30# include <X11/Xft/Xft.h>
11#endif 31#endif
12 32
13#include "iom.h" 33#include "ev_cpp.h"
14 34
15#include "rxvtlib.h"
16#include "rxvtutil.h" 35#include "rxvtutil.h"
17 36
18#include "callback.h" 37#include "callback.h"
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 XA_NET_WM_ICON,
66#endif
67#if USE_XIM
68 XA_WM_LOCALE_NAME,
69 XA_XIM_SERVERS,
70#endif
71#if ENABLE_TRANSPARENCY
72 XA_XROOTPMAP_ID,
73 XA_ESETROOT_PMAP_ID,
74#endif
75#if ENABLE_XEMBED
76 XA_XEMBED,
77 XA_XEMBED_INFO,
78#endif
79#if !ENABLE_MINIMAL
80 // these are usually allocated by other subsystems, but we do it
81 // here to avoid a server roundtrip.
82 XA_SCREEN_RESOURCES,
83 XA_XDCCC_LINEAR_RGB_CORRECTION,
84 XA_XDCCC_LINEAR_RGB_MATRICES,
85 XA_WM_COLORMAP_WINDOWS,
86 XA_WM_STATE,
87 XA_cursor,
88# if USE_XIM
89 // various selection targets used by XIM
90 XA_TRANSPORT,
91 XA_LOCALES,
92 XA__XIM_PROTOCOL,
93 XA__XIM_XCONNECT,
94 XA__XIM_MOREDATA,
95# endif
96#endif
97 NUM_XA
98};
19 99
20struct rxvt_term; 100struct rxvt_term;
21struct rxvt_display; 101struct rxvt_display;
22 102
23struct im_watcher; 103struct im_watcher;
24struct xevent_watcher; 104struct xevent_watcher;
25 105
106template<class watcher>
107struct event_vec : vector<watcher *>
108{
109 void erase_unordered (unsigned int pos)
110 {
111 watcher *w = (*this)[this->size () - 1];
112 this->pop_back ();
113
114 if (!this->empty ())
115 if (((*this)[pos] = w)) // '=' is correct!
116 w->active = pos + 1;
117 }
118};
119
120struct rxvt_watcher
121{
122 int active; /* 0 == inactive, else index into respective vector */
123
124 bool is_active () { return active; }
125
126 rxvt_watcher () : active (0) { }
127};
128
26struct refcounted { 129struct refcounted
130{
27 int referenced; 131 int referenced;
28 char *id; 132 char *id;
29 133
30 refcounted (const char *id); 134 refcounted (const char *id);
31 bool init () { return false; } 135 bool ref_init () { return false; }
136 void ref_next () { }
32 ~refcounted (); 137 ~refcounted ();
33}; 138};
34 139
35template<class T> 140template<class T>
36struct refcache : vector<T *> { 141struct refcache : vector<T *>
142{
37 T *get (const char *id); 143 T *get (const char *id);
38 void put (T *obj); 144 void put (T *obj);
145 void clear ();
146
39 ~refcache (); 147 ~refcache ()
148 {
149 clear ();
150 }
40}; 151};
41 152
42///////////////////////////////////////////////////////////////////////////// 153/////////////////////////////////////////////////////////////////////////////
43 154
155struct rxvt_screen;
156
157struct rxvt_drawable
158{
159 rxvt_screen *screen;
160 Drawable drawable;
161 operator Drawable() { return drawable; }
162
163#if XFT
164 XftDraw *xftdrawable;
165 operator XftDraw *();
166#endif
167
168 rxvt_drawable (rxvt_screen *screen, Drawable drawable)
169 : screen(screen),
170#if XFT
171 xftdrawable(0),
172#endif
173 drawable(drawable)
174 { }
175
176#if XFT
177 ~rxvt_drawable ();
178#endif
179};
180
181/////////////////////////////////////////////////////////////////////////////
182
44#ifdef USE_XIM 183#ifdef USE_XIM
45struct rxvt_xim : refcounted { 184struct rxvt_xim : refcounted
185{
46 void destroy (); 186 void destroy ();
47 rxvt_display *display; 187 rxvt_display *display;
48 188
49//public 189//public
50 XIM xim; 190 XIM xim;
51 191
52 rxvt_xim (const char *id) : refcounted (id) { } 192 rxvt_xim (const char *id) : refcounted (id) { }
53 bool init (); 193 bool ref_init ();
54 ~rxvt_xim (); 194 ~rxvt_xim ();
55}; 195};
56#endif 196#endif
57 197
198struct rxvt_screen
199{
200 rxvt_display *display;
201 Display *dpy;
202 int depth;
203 Visual *visual;
204 Colormap cmap;
205
206#if XFT
207 // scratch pixmap
208 rxvt_drawable *scratch_area;
209 int scratch_w, scratch_h;
210
211 rxvt_drawable &scratch_drawable (int w, int h);
212
213 rxvt_screen ();
214#endif
215
216 void set (rxvt_display *disp);
217 void select_visual (int bitdepth);
218 void clear ();
219};
220
58struct rxvt_display : refcounted { 221struct rxvt_display : refcounted
59 Atom xa_xim_servers; 222{
60
61 io_manager_vec<xevent_watcher> xw; 223 event_vec<xevent_watcher> xw;
62 224
63 io_watcher x_ev; void x_cb (io_watcher &w, short revents); 225 ev::prepare flush_ev; void flush_cb (ev::prepare &w, int revents);
226 ev::io x_ev ; void x_cb (ev::io &w, int revents);
64 227
65#ifdef USE_XIM 228#ifdef USE_XIM
66 refcache<rxvt_xim> xims; 229 refcache<rxvt_xim> xims;
67 vector<im_watcher *> imw; 230 vector<im_watcher *> imw;
68 231
69 void im_change_cb (); 232 void im_change_cb ();
233 void im_change_check ();
70#endif 234#endif
71 235
72//public 236//public
73 Display *display; 237 Display *dpy;
74 int depth;
75 int screen; 238 int screen;
76 Visual *visual;
77 Colormap cmap;
78 Window root; 239 Window root;
79 rxvt_term *selection_owner; 240 rxvt_term *selection_owner;
80#ifndef NO_SLOW_LINK_SUPPORT 241 rxvt_term *clipboard_owner;
242 Atom xa[NUM_XA];
81 bool is_local; 243 bool is_local;
244#ifdef POINTER_BLANK
245 Cursor blank_cursor;
82#endif 246#endif
83 247
84 rxvt_display (const char *id); 248 rxvt_display (const char *id);
249 XrmDatabase get_resources (bool refresh);
85 bool init (); 250 bool ref_init ();
251 void ref_next ();
86 ~rxvt_display (); 252 ~rxvt_display ();
87 253
88 void flush (); 254 void flush ()
255 {
256 flush_ev.start ();
257 }
89 258
259 Atom atom (const char *name);
90 void set_selection_owner (rxvt_term *owner); 260 void set_selection_owner (rxvt_term *owner, bool clipboard);
91 261
92 void reg (xevent_watcher *w); 262 void reg (xevent_watcher *w);
93 void unreg (xevent_watcher *w); 263 void unreg (xevent_watcher *w);
94 264
95#ifdef USE_XIM 265#ifdef USE_XIM
… …
97 void unreg (im_watcher *w); 267 void unreg (im_watcher *w);
98 268
99 rxvt_xim *get_xim (const char *locale, const char *modifiers); 269 rxvt_xim *get_xim (const char *locale, const char *modifiers);
100 void put_xim (rxvt_xim *xim); 270 void put_xim (rxvt_xim *xim);
101#endif 271#endif
102
103 Atom atom (const char *name);
104}; 272};
105 273
106#ifdef USE_XIM 274#ifdef USE_XIM
107struct im_watcher : watcher, callback0<void> { 275struct im_watcher : rxvt_watcher, callback<void (void)>
108 template<class O1, class O2> 276{
109 im_watcher (O1 *object, void (O2::*method) ())
110 : callback0<void> (object,method)
111 { }
112
113 void start (rxvt_display *display) 277 void start (rxvt_display *display)
114 { 278 {
115 display->reg (this); 279 display->reg (this);
116 } 280 }
281
117 void stop (rxvt_display *display) 282 void stop (rxvt_display *display)
118 { 283 {
119 display->unreg (this); 284 display->unreg (this);
120 } 285 }
121}; 286};
122#endif 287#endif
123 288
124struct xevent_watcher : watcher, callback1<void, XEvent &> { 289struct xevent_watcher : rxvt_watcher, callback<void (XEvent &)>
290{
125 Window window; 291 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 { }
131 292
132 void start (rxvt_display *display, Window window) 293 void start (rxvt_display *display, Window window)
133 { 294 {
134 this->window = window; 295 this->window = window;
135 display->reg (this); 296 display->reg (this);
136 } 297 }
298
137 void stop (rxvt_display *display) 299 void stop (rxvt_display *display)
138 { 300 {
139 display->unreg (this); 301 display->unreg (this);
140 } 302 }
141}; 303};
… …
144 306
145///////////////////////////////////////////////////////////////////////////// 307/////////////////////////////////////////////////////////////////////////////
146 308
147typedef unsigned long Pixel; 309typedef unsigned long Pixel;
148 310
311struct rgba
312{
313 unsigned short r, g, b, a;
314
315 enum { MIN_CC = 0x0000, MAX_CC = 0xffff };
316
317 rgba ()
318 { }
319
320 rgba (unsigned short r, unsigned short g, unsigned short b, unsigned short a = MAX_CC)
321 : r(r), g(g), b(b), a(a)
322 { }
323};
324
149struct rxvt_color { 325struct rxvt_color
326{
150#if XFT 327#if XFT
151 XftColor c; 328 XftColor c;
329#else
330 XColor c;
331#endif
332
152 operator Pixel () const { return c.pixel; } 333 operator Pixel () const { return c.pixel; }
153#else
154 Pixel p;
155 operator Pixel () const { return p; }
156#endif
157 334
158 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); }
159 bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } 336 bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); }
160 337
161 void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb); 338 bool is_opaque () const
162 339 {
163 bool set (rxvt_display *display, Pixel p); 340#if XFT
341 return c.color.alpha == rgba::MAX_CC;
342#else
343 return 1;
344#endif
345 }
346
347 bool alloc (rxvt_screen *screen, const rgba &color);
348 void free (rxvt_screen *screen);
349
350 void get (rgba &color);
351 void get (XColor &color);
352
164 bool set (rxvt_display *display, const char *name); 353 bool set (rxvt_screen *screen, const char *name);
165 bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb); 354 bool set (rxvt_screen *screen, const rgba &color);
166 355
167 rxvt_color fade (rxvt_display *, int percent); 356 void fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to = rgba (0, 0, 0));
357};
168 358
359#define Sel_normal 0x01 /* normal selection */
360#define Sel_incr 0x02 /* incremental selection */
361#define Sel_Primary 0x01
362#define Sel_Secondary 0x02
363#define Sel_Clipboard 0x03
364#define Sel_whereMask 0x0f
365#define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
366#define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
367
368typedef void (*sel_cb)(char *data, unsigned int len, struct rxvt_selection *rs, void *ptr);
369
370struct rxvt_selection
371{
372 rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, sel_cb cb, void *ptr);
373 ~rxvt_selection ();
374
375private:
169 void free (rxvt_display *display); 376 rxvt_display *display;
170}; 377 Time request_time;
378 Window request_win;
379 Atom request_prop;
380 sel_cb request_cb;
381 void *user_data;
171 382
172#endif 383 unsigned char selection_wait;
384 unsigned char selection_type;
173 385
386 char *incr_buf;
387 size_t incr_buf_size, incr_buf_fill;
388
389 void timer_cb (ev::timer &w, int revents); ev::timer timer_ev;
390 void x_cb (XEvent &xev); xevent_watcher x_ev;
391
392 void stop ();
393 bool request (Atom target, int selnum);
394 void handle_selection (Window win, Atom prop, bool delete_prop);
395};
396
397#endif
398

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