1 | /* |
1 | /*----------------------------------------------------------------------* |
2 | * rxvttoolkit.h - provide toolkit-functionality for rxvt. |
2 | * File: rxvttoolkit.h - provide toolkit-functionality for rxvt. |
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3 | *----------------------------------------------------------------------* |
3 | */ |
4 | * |
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5 | * All portions of code are copyright by their respective author/s. |
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6 | * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> |
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7 | * |
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8 | * This program is free software; you can redistribute it and/or modify |
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9 | * it under the terms of the GNU General Public License as published by |
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10 | * the Free Software Foundation; either version 2 of the License, or |
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11 | * (at your option) any later version. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License for more details. |
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17 | * |
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18 | * You should have received a copy of the GNU General Public License |
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19 | * along with this program; if not, write to the Free Software |
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20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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21 | *----------------------------------------------------------------------*/ |
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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" |
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28 | XA_VT_SELECTION, |
47 | XA_VT_SELECTION, |
29 | XA_INCR, |
48 | XA_INCR, |
30 | XA_WM_PROTOCOLS, |
49 | XA_WM_PROTOCOLS, |
31 | XA_WM_DELETE_WINDOW, |
50 | XA_WM_DELETE_WINDOW, |
32 | XA_CLIPBOARD, |
51 | XA_CLIPBOARD, |
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52 | XA_AVERAGE_WIDTH, |
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53 | XA_WEIGHT_NAME, |
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54 | XA_SLANT, |
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55 | XA_CHARSET_REGISTRY, |
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56 | XA_CHARSET_ENCODING, |
33 | #if ENABLE_FRILLS |
57 | #if ENABLE_FRILLS |
34 | XA_MOTIF_WM_HINTS, |
58 | XA_MOTIF_WM_HINTS, |
35 | #endif |
59 | #endif |
36 | #if ENABLE_EWMH |
60 | #if ENABLE_EWMH |
37 | XA_NET_WM_PID, |
61 | XA_NET_WM_PID, |
… | |
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41 | #endif |
65 | #endif |
42 | #if USE_XIM |
66 | #if USE_XIM |
43 | XA_WM_LOCALE_NAME, |
67 | XA_WM_LOCALE_NAME, |
44 | XA_XIM_SERVERS, |
68 | XA_XIM_SERVERS, |
45 | #endif |
69 | #endif |
46 | #if TRANSPARENT |
70 | #if ENABLE_TRANSPARENCY |
47 | XA_XROOTPMAP_ID, |
71 | XA_XROOTPMAP_ID, |
48 | XA_ESETROOT_PMAP_ID, |
72 | XA_ESETROOT_PMAP_ID, |
49 | #endif |
73 | #endif |
50 | #if ENABLE_XEMBED |
74 | #if ENABLE_XEMBED |
51 | XA_XEMBED, |
75 | XA_XEMBED, |
52 | XA_XEMBED_INFO, |
76 | XA_XEMBED_INFO, |
53 | #endif |
77 | #endif |
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78 | #if !ENABLE_MINIMAL |
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79 | // these are usually allocated by other subsystens, but we do it |
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80 | // here to avoid a server roundtrip. |
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81 | XA_SCREEN_RESOURCES, |
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82 | XA_XDCCC_LINEAR_RGB_CORRECTION, |
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83 | XA_XDCCC_LINEAR_RGB_MATRICES, |
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84 | XA_WM_COLORMAP_WINDOWS, |
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85 | XA_WM_STATE, |
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86 | XA_cursor, |
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87 | # if USE_XIM |
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88 | // various selection targets used by XIM |
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89 | XA_TRANSPORT, |
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90 | XA_LOCALES, |
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91 | XA__XIM_PROTOCOL, |
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92 | XA__XIM_XCONNECT, |
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93 | XA__XIM_MOREDATA, |
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94 | # endif |
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95 | #endif |
54 | NUM_XA |
96 | NUM_XA |
55 | }; |
97 | }; |
56 | |
98 | |
57 | struct rxvt_term; |
99 | struct rxvt_term; |
58 | struct rxvt_display; |
100 | struct rxvt_display; |
59 | |
101 | |
60 | struct im_watcher; |
102 | struct im_watcher; |
61 | struct xevent_watcher; |
103 | struct xevent_watcher; |
62 | |
104 | |
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105 | template<class watcher> |
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106 | struct event_vec : vector<watcher *> |
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107 | { |
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108 | void erase_unordered (unsigned int pos) |
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109 | { |
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110 | watcher *w = (*this)[this->size () - 1]; |
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111 | this->pop_back (); |
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112 | |
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113 | if (!this->empty ()) |
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114 | if (((*this)[pos] = w)) // '=' is correct! |
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115 | w->active = pos + 1; |
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116 | } |
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117 | }; |
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118 | |
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119 | struct rxvt_watcher |
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120 | { |
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121 | int active; /* 0 == inactive, else index into respective vector */ |
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122 | |
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123 | bool is_active () { return active; } |
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124 | |
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125 | rxvt_watcher () : active (0) { } |
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126 | }; |
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127 | |
63 | struct refcounted { |
128 | struct refcounted |
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129 | { |
64 | int referenced; |
130 | int referenced; |
65 | char *id; |
131 | char *id; |
66 | |
132 | |
67 | refcounted (const char *id); |
133 | refcounted (const char *id); |
68 | bool ref_init () { return false; } |
134 | bool ref_init () { return false; } |
69 | void ref_next () { } |
135 | void ref_next () { } |
70 | ~refcounted (); |
136 | ~refcounted (); |
71 | }; |
137 | }; |
72 | |
138 | |
73 | template<class T> |
139 | template<class T> |
74 | struct refcache : vector<T *> { |
140 | struct refcache : vector<T *> |
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141 | { |
75 | T *get (const char *id); |
142 | T *get (const char *id); |
76 | void put (T *obj); |
143 | void put (T *obj); |
77 | void clear (); |
144 | void clear (); |
78 | |
145 | |
79 | ~refcache () |
146 | ~refcache () |
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82 | } |
149 | } |
83 | }; |
150 | }; |
84 | |
151 | |
85 | ///////////////////////////////////////////////////////////////////////////// |
152 | ///////////////////////////////////////////////////////////////////////////// |
86 | |
153 | |
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154 | struct rxvt_screen; |
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155 | |
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156 | struct rxvt_drawable |
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157 | { |
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158 | rxvt_screen *screen; |
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159 | Drawable drawable; |
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160 | operator Drawable() { return drawable; } |
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161 | |
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162 | #if XFT |
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163 | XftDraw *xftdrawable; |
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164 | operator XftDraw *(); |
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165 | #endif |
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166 | |
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167 | rxvt_drawable (rxvt_screen *screen, Drawable drawable) |
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168 | : screen(screen), |
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169 | #if XFT |
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170 | xftdrawable(0), |
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171 | #endif |
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172 | drawable(drawable) |
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173 | { } |
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174 | |
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175 | #if XFT |
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176 | ~rxvt_drawable (); |
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177 | #endif |
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178 | }; |
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179 | |
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180 | ///////////////////////////////////////////////////////////////////////////// |
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181 | |
87 | #ifdef USE_XIM |
182 | #ifdef USE_XIM |
88 | struct rxvt_xim : refcounted { |
183 | struct rxvt_xim : refcounted |
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184 | { |
89 | void destroy (); |
185 | void destroy (); |
90 | rxvt_display *display; |
186 | rxvt_display *display; |
91 | |
187 | |
92 | //public |
188 | //public |
93 | XIM xim; |
189 | XIM xim; |
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96 | bool ref_init (); |
192 | bool ref_init (); |
97 | ~rxvt_xim (); |
193 | ~rxvt_xim (); |
98 | }; |
194 | }; |
99 | #endif |
195 | #endif |
100 | |
196 | |
101 | struct rxvt_screen { |
197 | struct rxvt_screen |
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198 | { |
102 | rxvt_display *display; |
199 | rxvt_display *display; |
103 | Display *xdisp; |
200 | Display *dpy; |
104 | int depth; |
201 | int depth; |
105 | Visual *visual; |
202 | Visual *visual; |
106 | Colormap cmap; |
203 | Colormap cmap; |
107 | |
204 | |
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205 | #if XFT |
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206 | // scratch pixmap |
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207 | rxvt_drawable *scratch_area; |
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208 | int scratch_w, scratch_h; |
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209 | |
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210 | rxvt_drawable &scratch_drawable (int w, int h); |
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211 | |
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212 | rxvt_screen (); |
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213 | #endif |
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214 | |
108 | void set (rxvt_display *disp); |
215 | void set (rxvt_display *disp); |
109 | void set (rxvt_display *disp, int bitdepth); |
216 | void select_visual (int bitdepth); |
110 | void clear (); |
217 | void clear (); |
111 | }; |
218 | }; |
112 | |
219 | |
113 | struct rxvt_display : refcounted { |
220 | struct rxvt_display : refcounted |
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221 | { |
114 | io_manager_vec<xevent_watcher> xw; |
222 | event_vec<xevent_watcher> xw; |
115 | |
223 | |
116 | 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); |
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225 | ev::io x_ev ; void x_cb (ev::io &w, int revents); |
117 | |
226 | |
118 | #ifdef USE_XIM |
227 | #ifdef USE_XIM |
119 | refcache<rxvt_xim> xims; |
228 | refcache<rxvt_xim> xims; |
120 | vector<im_watcher *> imw; |
229 | vector<im_watcher *> imw; |
121 | |
230 | |
122 | void im_change_cb (); |
231 | void im_change_cb (); |
123 | void im_change_check (); |
232 | void im_change_check (); |
124 | #endif |
233 | #endif |
125 | |
234 | |
126 | //public |
235 | //public |
127 | Display *display; |
236 | Display *dpy; |
128 | int screen; |
237 | int screen; |
129 | Window root; |
238 | Window root; |
130 | rxvt_term *selection_owner; |
239 | rxvt_term *selection_owner; |
131 | Atom xa[NUM_XA]; |
240 | Atom xa[NUM_XA]; |
132 | #ifndef NO_SLOW_LINK_SUPPORT |
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133 | bool is_local; |
241 | bool is_local; |
134 | #endif |
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135 | #ifdef POINTER_BLANK |
242 | #ifdef POINTER_BLANK |
136 | Cursor blank_cursor; |
243 | Cursor blank_cursor; |
137 | #endif |
244 | #endif |
138 | |
245 | |
139 | rxvt_display (const char *id); |
246 | rxvt_display (const char *id); |
140 | XrmDatabase get_resources (); |
247 | XrmDatabase get_resources (bool refresh); |
141 | bool ref_init (); |
248 | bool ref_init (); |
142 | void ref_next (); |
249 | void ref_next (); |
143 | ~rxvt_display (); |
250 | ~rxvt_display (); |
144 | |
251 | |
145 | void flush (); |
252 | void flush (); |
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157 | void put_xim (rxvt_xim *xim); |
264 | void put_xim (rxvt_xim *xim); |
158 | #endif |
265 | #endif |
159 | }; |
266 | }; |
160 | |
267 | |
161 | #ifdef USE_XIM |
268 | #ifdef USE_XIM |
162 | struct im_watcher : watcher, callback0<void> { |
269 | struct im_watcher : rxvt_watcher, callback<void (void)> { |
163 | template<class O1, class O2> |
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164 | im_watcher (O1 *object, void (O2::*method) ()) |
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165 | : callback0<void> (object,method) |
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166 | { } |
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167 | |
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168 | void start (rxvt_display *display) |
270 | void start (rxvt_display *display) |
169 | { |
271 | { |
170 | display->reg (this); |
272 | display->reg (this); |
171 | } |
273 | } |
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274 | |
172 | void stop (rxvt_display *display) |
275 | void stop (rxvt_display *display) |
173 | { |
276 | { |
174 | display->unreg (this); |
277 | display->unreg (this); |
175 | } |
278 | } |
176 | }; |
279 | }; |
177 | #endif |
280 | #endif |
178 | |
281 | |
179 | struct xevent_watcher : watcher, callback1<void, XEvent &> { |
282 | struct xevent_watcher : rxvt_watcher, callback<void (XEvent &)> |
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283 | { |
180 | Window window; |
284 | Window window; |
181 | |
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182 | template<class O1, class O2> |
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183 | xevent_watcher (O1 *object, void (O2::*method) (XEvent &)) |
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184 | : callback1<void, XEvent &> (object,method) |
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185 | { } |
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186 | |
285 | |
187 | void start (rxvt_display *display, Window window) |
286 | void start (rxvt_display *display, Window window) |
188 | { |
287 | { |
189 | this->window = window; |
288 | this->window = window; |
190 | display->reg (this); |
289 | display->reg (this); |
191 | } |
290 | } |
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291 | |
192 | void stop (rxvt_display *display) |
292 | void stop (rxvt_display *display) |
193 | { |
293 | { |
194 | display->unreg (this); |
294 | display->unreg (this); |
195 | } |
295 | } |
196 | }; |
296 | }; |
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199 | |
299 | |
200 | ///////////////////////////////////////////////////////////////////////////// |
300 | ///////////////////////////////////////////////////////////////////////////// |
201 | |
301 | |
202 | typedef unsigned long Pixel; |
302 | typedef unsigned long Pixel; |
203 | |
303 | |
204 | struct rxvt_rgba { |
304 | struct rgba |
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305 | { |
205 | unsigned short r, g, b, a; |
306 | unsigned short r, g, b, a; |
206 | |
307 | |
207 | enum { MIN_CC = 0x0000, MAX_CC = 0xffff }; |
308 | enum { MIN_CC = 0x0000, MAX_CC = 0xffff }; |
208 | |
309 | |
209 | rxvt_rgba () |
310 | rgba () |
210 | { } |
311 | { } |
211 | |
312 | |
212 | rxvt_rgba (unsigned short r, unsigned short g, unsigned short b, unsigned short a = MAX_CC) |
313 | rgba (unsigned short r, unsigned short g, unsigned short b, unsigned short a = MAX_CC) |
213 | : r(r), g(g), b(b), a(a) |
314 | : r(r), g(g), b(b), a(a) |
214 | { } |
315 | { } |
215 | }; |
316 | }; |
216 | |
317 | |
217 | struct rxvt_color { |
318 | struct rxvt_color |
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319 | { |
218 | #if XFT |
320 | #if XFT |
219 | XftColor c; |
321 | XftColor c; |
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322 | #else |
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323 | XColor c; |
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324 | #endif |
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325 | |
220 | operator Pixel () const { return c.pixel; } |
326 | operator Pixel () const { return c.pixel; } |
221 | #else |
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222 | Pixel p; |
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223 | operator Pixel () const { return p; } |
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224 | #endif |
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225 | |
327 | |
226 | 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); } |
227 | 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); } |
228 | |
330 | |
229 | void get (rxvt_screen *screen, rxvt_rgba &rgba); |
331 | bool alloc (rxvt_screen *screen, const rgba &color); |
230 | |
332 | void free (rxvt_screen *screen); |
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333 | |
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334 | void get (rgba &color); |
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335 | void get (XColor &color); |
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336 | |
231 | bool set (rxvt_screen *screen, const char *name); |
337 | bool set (rxvt_screen *screen, const char *name); |
232 | bool set (rxvt_screen *screen, rxvt_rgba rgba); |
338 | bool set (rxvt_screen *screen, const rgba &color); |
233 | |
339 | |
234 | rxvt_color fade (rxvt_screen *screen, int percent); // fades to black |
340 | void fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to = rgba (0, 0, 0)); |
235 | rxvt_color fade (rxvt_screen *screen, int percent, rxvt_color &fadeto); |
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236 | |
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237 | void free (rxvt_screen *screen); |
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238 | }; |
341 | }; |
239 | |
342 | |
240 | #endif |
343 | #if TRACE_PIXMAPS |
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344 | Pixmap trace_XCreatePixmap (const char *file, int line, Display *dpy, Window r, unsigned int w, unsigned int h, unsigned int d); |
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345 | void trace_XFreePixmap (const char *file, int line, Display *dpy, Pixmap p); |
241 | |
346 | |
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347 | # define XCreatePixmap(dpy,r,w,h,d) trace_XCreatePixmap (__FILE__,__LINE__,dpy,r,w,h,d) |
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348 | # define XFreePixmap(dpy,p) trace_XFreePixmap (__FILE__,__LINE__,dpy,p) |
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349 | #endif |
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350 | |
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351 | #endif |
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352 | |