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) 2003-2011 Marc Lehmann <schmorp@schmorp.de> |
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7 | * Copyright (c) 2011 Emanuele Giaquinta <e.giaquinta@glauco.it> |
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8 | * |
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9 | * This program is free software; you can redistribute it and/or modify |
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10 | * it under the terms of the GNU General Public License as published by |
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11 | * the Free Software Foundation; either version 2 of the License, or |
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12 | * (at your option) any later version. |
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13 | * |
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14 | * This program is distributed in the hope that it will be useful, |
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15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | * GNU General Public License for more details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License |
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20 | * along with this program; if not, write to the Free Software |
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21 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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22 | *----------------------------------------------------------------------*/ |
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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" |
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16 | #include "rxvtutil.h" |
35 | #include "rxvtutil.h" |
17 | |
36 | |
18 | #include "callback.h" |
37 | #include "callback.h" |
19 | |
38 | |
20 | // see rxvttoolkit.C:xa_names, which must be kept in sync |
39 | // see rxvttoolkit.C:xa_names, which must be kept in sync |
… | |
… | |
41 | #if ENABLE_EWMH |
60 | #if ENABLE_EWMH |
42 | XA_NET_WM_PID, |
61 | XA_NET_WM_PID, |
43 | XA_NET_WM_NAME, |
62 | XA_NET_WM_NAME, |
44 | XA_NET_WM_ICON_NAME, |
63 | XA_NET_WM_ICON_NAME, |
45 | XA_NET_WM_PING, |
64 | XA_NET_WM_PING, |
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65 | XA_NET_WM_ICON, |
46 | #endif |
66 | #endif |
47 | #if USE_XIM |
67 | #if USE_XIM |
48 | XA_WM_LOCALE_NAME, |
68 | XA_WM_LOCALE_NAME, |
49 | XA_XIM_SERVERS, |
69 | XA_XIM_SERVERS, |
50 | #endif |
70 | #endif |
51 | #if TRANSPARENT |
71 | #if ENABLE_TRANSPARENCY |
52 | XA_XROOTPMAP_ID, |
72 | XA_XROOTPMAP_ID, |
53 | XA_ESETROOT_PMAP_ID, |
73 | XA_ESETROOT_PMAP_ID, |
54 | #endif |
74 | #endif |
55 | #if ENABLE_XEMBED |
75 | #if ENABLE_XEMBED |
56 | XA_XEMBED, |
76 | XA_XEMBED, |
57 | XA_XEMBED_INFO, |
77 | XA_XEMBED_INFO, |
58 | #endif |
78 | #endif |
59 | #if !ENABLE_MINIMAL |
79 | #if !ENABLE_MINIMAL |
60 | // these are usually allocated by other subsystens, but we do it |
80 | // these are usually allocated by other subsystems, but we do it |
61 | // here to avoid a server roundtrip. |
81 | // here to avoid a server roundtrip. |
62 | XA_SCREEN_RESOURCES, |
82 | XA_SCREEN_RESOURCES, |
63 | XA_XDCCC_LINEAR_RGB_CORRECTION, |
83 | XA_XDCCC_LINEAR_RGB_CORRECTION, |
64 | XA_XDCCC_LINEAR_RGB_MATRICES, |
84 | XA_XDCCC_LINEAR_RGB_MATRICES, |
65 | XA_WM_COLORMAP_WINDOWS, |
85 | XA_WM_COLORMAP_WINDOWS, |
… | |
… | |
81 | struct rxvt_display; |
101 | struct rxvt_display; |
82 | |
102 | |
83 | struct im_watcher; |
103 | struct im_watcher; |
84 | struct xevent_watcher; |
104 | struct xevent_watcher; |
85 | |
105 | |
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106 | template<class watcher> |
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107 | struct event_vec : vector<watcher *> |
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108 | { |
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109 | void erase_unordered (unsigned int pos) |
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110 | { |
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111 | watcher *w = (*this)[this->size () - 1]; |
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112 | this->pop_back (); |
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113 | |
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114 | if (!this->empty ()) |
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115 | if (((*this)[pos] = w)) // '=' is correct! |
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116 | w->active = pos + 1; |
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117 | } |
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118 | }; |
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119 | |
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120 | struct rxvt_watcher |
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121 | { |
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122 | int active; /* 0 == inactive, else index into respective vector */ |
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123 | |
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124 | bool is_active () { return active; } |
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125 | |
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126 | rxvt_watcher () : active (0) { } |
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127 | }; |
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128 | |
86 | struct refcounted { |
129 | struct refcounted |
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130 | { |
87 | int referenced; |
131 | int referenced; |
88 | char *id; |
132 | char *id; |
89 | |
133 | |
90 | refcounted (const char *id); |
134 | refcounted (const char *id); |
91 | bool ref_init () { return false; } |
135 | bool ref_init () { return false; } |
92 | void ref_next () { } |
136 | void ref_next () { } |
93 | ~refcounted (); |
137 | ~refcounted (); |
94 | }; |
138 | }; |
95 | |
139 | |
96 | template<class T> |
140 | template<class T> |
97 | struct refcache : vector<T *> { |
141 | struct refcache : vector<T *> |
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142 | { |
98 | T *get (const char *id); |
143 | T *get (const char *id); |
99 | void put (T *obj); |
144 | void put (T *obj); |
100 | void clear (); |
145 | void clear (); |
101 | |
146 | |
102 | ~refcache () |
147 | ~refcache () |
… | |
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105 | } |
150 | } |
106 | }; |
151 | }; |
107 | |
152 | |
108 | ///////////////////////////////////////////////////////////////////////////// |
153 | ///////////////////////////////////////////////////////////////////////////// |
109 | |
154 | |
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155 | struct rxvt_screen; |
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156 | |
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157 | struct rxvt_drawable |
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158 | { |
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159 | rxvt_screen *screen; |
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160 | Drawable drawable; |
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161 | operator Drawable() { return drawable; } |
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162 | |
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163 | #if XFT |
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164 | XftDraw *xftdrawable; |
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165 | operator XftDraw *(); |
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166 | #endif |
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167 | |
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168 | rxvt_drawable (rxvt_screen *screen, Drawable drawable) |
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169 | : screen(screen), |
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170 | #if XFT |
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171 | xftdrawable(0), |
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172 | #endif |
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173 | drawable(drawable) |
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174 | { } |
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175 | |
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176 | #if XFT |
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177 | ~rxvt_drawable (); |
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178 | #endif |
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179 | }; |
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180 | |
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181 | ///////////////////////////////////////////////////////////////////////////// |
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182 | |
110 | #ifdef USE_XIM |
183 | #if USE_XIM |
111 | struct rxvt_xim : refcounted { |
184 | struct rxvt_xim : refcounted |
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185 | { |
112 | void destroy (); |
186 | void destroy (); |
113 | rxvt_display *display; |
187 | rxvt_display *display; |
114 | |
188 | |
115 | //public |
189 | //public |
116 | XIM xim; |
190 | XIM xim; |
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119 | bool ref_init (); |
193 | bool ref_init (); |
120 | ~rxvt_xim (); |
194 | ~rxvt_xim (); |
121 | }; |
195 | }; |
122 | #endif |
196 | #endif |
123 | |
197 | |
124 | struct rxvt_screen { |
198 | struct rxvt_screen |
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199 | { |
125 | rxvt_display *display; |
200 | rxvt_display *display; |
126 | Display *dpy; |
201 | Display *dpy; |
127 | int depth; |
202 | int depth; |
128 | Visual *visual; |
203 | Visual *visual; |
129 | Colormap cmap; |
204 | Colormap cmap; |
130 | |
205 | |
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206 | #if XFT |
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207 | // scratch pixmap |
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208 | rxvt_drawable *scratch_area; |
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209 | int scratch_w, scratch_h; |
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210 | |
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211 | rxvt_drawable &scratch_drawable (int w, int h); |
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212 | |
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213 | rxvt_screen (); |
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214 | #endif |
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215 | |
131 | void set (rxvt_display *disp); |
216 | void set (rxvt_display *disp); |
132 | void set (rxvt_display *disp, int bitdepth); |
217 | void select_visual (int id); |
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218 | void select_depth (int bitdepth); // select visual by depth |
133 | void clear (); |
219 | void clear (); |
134 | }; |
220 | }; |
135 | |
221 | |
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222 | enum |
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223 | { |
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224 | DISPLAY_HAS_RENDER = 1 << 0, |
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225 | DISPLAY_HAS_RENDER_CONV = 1 << 1, |
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226 | }; |
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227 | |
136 | struct rxvt_display : refcounted { |
228 | struct rxvt_display : refcounted |
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229 | { |
137 | io_manager_vec<xevent_watcher> xw; |
230 | event_vec<xevent_watcher> xw; |
138 | |
231 | |
139 | io_watcher x_ev; void x_cb (io_watcher &w, short revents); |
232 | ev::prepare flush_ev; void flush_cb (ev::prepare &w, int revents); |
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233 | ev::io x_ev ; void x_cb (ev::io &w, int revents); |
140 | |
234 | |
141 | #ifdef USE_XIM |
235 | #if USE_XIM |
142 | refcache<rxvt_xim> xims; |
236 | refcache<rxvt_xim> xims; |
143 | vector<im_watcher *> imw; |
237 | vector<im_watcher *> imw; |
144 | |
238 | |
145 | void im_change_cb (); |
239 | void im_change_cb (); |
146 | void im_change_check (); |
240 | void im_change_check (); |
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149 | //public |
243 | //public |
150 | Display *dpy; |
244 | Display *dpy; |
151 | int screen; |
245 | int screen; |
152 | Window root; |
246 | Window root; |
153 | rxvt_term *selection_owner; |
247 | rxvt_term *selection_owner; |
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248 | rxvt_term *clipboard_owner; |
154 | Atom xa[NUM_XA]; |
249 | Atom xa[NUM_XA]; |
155 | #ifndef NO_SLOW_LINK_SUPPORT |
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156 | bool is_local; |
250 | bool is_local; |
157 | #endif |
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158 | #ifdef POINTER_BLANK |
251 | #ifdef POINTER_BLANK |
159 | Cursor blank_cursor; |
252 | Cursor blank_cursor; |
160 | #endif |
253 | #endif |
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254 | uint8_t flags; |
161 | |
255 | |
162 | rxvt_display (const char *id); |
256 | rxvt_display (const char *id); |
163 | XrmDatabase get_resources (bool refresh); |
257 | XrmDatabase get_resources (bool refresh); |
164 | bool ref_init (); |
258 | bool ref_init (); |
165 | void ref_next (); |
259 | void ref_next (); |
166 | ~rxvt_display (); |
260 | ~rxvt_display (); |
167 | |
261 | |
168 | void flush (); |
262 | void flush () |
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263 | { |
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264 | flush_ev.start (); |
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265 | } |
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266 | |
169 | Atom atom (const char *name); |
267 | Atom atom (const char *name); |
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268 | Pixmap get_pixmap_property (Atom property); |
170 | void set_selection_owner (rxvt_term *owner); |
269 | void set_selection_owner (rxvt_term *owner, bool clipboard); |
171 | |
270 | |
172 | void reg (xevent_watcher *w); |
271 | void reg (xevent_watcher *w); |
173 | void unreg (xevent_watcher *w); |
272 | void unreg (xevent_watcher *w); |
174 | |
273 | |
175 | #ifdef USE_XIM |
274 | #if USE_XIM |
176 | void reg (im_watcher *w); |
275 | void reg (im_watcher *w); |
177 | void unreg (im_watcher *w); |
276 | void unreg (im_watcher *w); |
178 | |
277 | |
179 | rxvt_xim *get_xim (const char *locale, const char *modifiers); |
278 | rxvt_xim *get_xim (const char *locale, const char *modifiers); |
180 | void put_xim (rxvt_xim *xim); |
279 | void put_xim (rxvt_xim *xim); |
181 | #endif |
280 | #endif |
182 | }; |
281 | }; |
183 | |
282 | |
184 | #ifdef USE_XIM |
283 | #if USE_XIM |
185 | struct im_watcher : watcher, callback0<void> { |
284 | struct im_watcher : rxvt_watcher, callback<void (void)> |
186 | template<class O1, class O2> |
285 | { |
187 | im_watcher (O1 *object, void (O2::*method) ()) |
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188 | : callback0<void> (object,method) |
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189 | { } |
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190 | |
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191 | void start (rxvt_display *display) |
286 | void start (rxvt_display *display) |
192 | { |
287 | { |
193 | display->reg (this); |
288 | display->reg (this); |
194 | } |
289 | } |
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290 | |
195 | void stop (rxvt_display *display) |
291 | void stop (rxvt_display *display) |
196 | { |
292 | { |
197 | display->unreg (this); |
293 | display->unreg (this); |
198 | } |
294 | } |
199 | }; |
295 | }; |
200 | #endif |
296 | #endif |
201 | |
297 | |
202 | struct xevent_watcher : watcher, callback1<void, XEvent &> { |
298 | struct xevent_watcher : rxvt_watcher, callback<void (XEvent &)> |
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299 | { |
203 | Window window; |
300 | Window window; |
204 | |
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205 | template<class O1, class O2> |
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206 | xevent_watcher (O1 *object, void (O2::*method) (XEvent &)) |
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207 | : callback1<void, XEvent &> (object,method) |
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208 | { } |
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209 | |
301 | |
210 | void start (rxvt_display *display, Window window) |
302 | void start (rxvt_display *display, Window window) |
211 | { |
303 | { |
212 | this->window = window; |
304 | this->window = window; |
213 | display->reg (this); |
305 | display->reg (this); |
214 | } |
306 | } |
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307 | |
215 | void stop (rxvt_display *display) |
308 | void stop (rxvt_display *display) |
216 | { |
309 | { |
217 | display->unreg (this); |
310 | display->unreg (this); |
218 | } |
311 | } |
219 | }; |
312 | }; |
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222 | |
315 | |
223 | ///////////////////////////////////////////////////////////////////////////// |
316 | ///////////////////////////////////////////////////////////////////////////// |
224 | |
317 | |
225 | typedef unsigned long Pixel; |
318 | typedef unsigned long Pixel; |
226 | |
319 | |
227 | struct rgba { |
320 | struct rgba |
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321 | { |
228 | unsigned short r, g, b, a; |
322 | unsigned short r, g, b, a; |
229 | |
323 | |
230 | enum { MIN_CC = 0x0000, MAX_CC = 0xffff }; |
324 | enum { MIN_CC = 0x0000, MAX_CC = 0xffff }; |
231 | |
325 | |
232 | rgba () |
326 | rgba () |
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235 | rgba (unsigned short r, unsigned short g, unsigned short b, unsigned short a = MAX_CC) |
329 | rgba (unsigned short r, unsigned short g, unsigned short b, unsigned short a = MAX_CC) |
236 | : r(r), g(g), b(b), a(a) |
330 | : r(r), g(g), b(b), a(a) |
237 | { } |
331 | { } |
238 | }; |
332 | }; |
239 | |
333 | |
240 | struct rxvt_color { |
334 | struct rxvt_color |
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335 | { |
241 | #if XFT |
336 | #if XFT |
242 | XftColor c; |
337 | XftColor c; |
243 | #else |
338 | #else |
244 | XColor c; |
339 | XColor c; |
245 | #endif |
340 | #endif |
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247 | operator Pixel () const { return c.pixel; } |
342 | operator Pixel () const { return c.pixel; } |
248 | |
343 | |
249 | bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } |
344 | bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } |
250 | bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } |
345 | bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } |
251 | |
346 | |
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347 | bool is_opaque () const |
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348 | { |
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349 | #if XFT |
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350 | return c.color.alpha == rgba::MAX_CC; |
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351 | #else |
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352 | return 1; |
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353 | #endif |
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354 | } |
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355 | |
252 | bool alloc (rxvt_screen *screen, const rgba &color); |
356 | bool alloc (rxvt_screen *screen, const rgba &color); |
253 | void free (rxvt_screen *screen); |
357 | void free (rxvt_screen *screen); |
254 | |
358 | |
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359 | operator rgba () const |
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360 | { |
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361 | rgba c; |
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362 | get (c); |
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363 | return c; |
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364 | } |
255 | void get (rgba &color); |
365 | void get (rgba &color) const; |
256 | void get (XColor &color); |
366 | void get (XColor &color) const; |
257 | |
367 | |
258 | bool set (rxvt_screen *screen, const char *name); |
368 | bool set (rxvt_screen *screen, const char *name); |
259 | bool set (rxvt_screen *screen, const rgba &color); |
369 | bool set (rxvt_screen *screen, const rgba &color); |
260 | |
370 | |
261 | void fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to = rgba (0, 0, 0)); |
371 | void fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to = rgba (0, 0, 0)); |
262 | }; |
372 | }; |
263 | |
373 | |
264 | #endif |
374 | #define Sel_normal 0x01 /* normal selection */ |
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375 | #define Sel_incr 0x02 /* incremental selection */ |
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376 | #define Sel_Primary 0x01 |
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377 | #define Sel_Secondary 0x02 |
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378 | #define Sel_Clipboard 0x03 |
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379 | #define Sel_whereMask 0x0f |
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380 | #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */ |
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381 | #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */ |
265 | |
382 | |
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383 | struct rxvt_selection |
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384 | { |
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385 | rxvt_selection (rxvt_display *disp, int selnum, Time tm, Window win, Atom prop, rxvt_term *term); |
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386 | void run (); |
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387 | ~rxvt_selection (); |
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388 | |
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389 | rxvt_term *term; // terminal to paste to, may be 0 |
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390 | void *cb_sv; // managed by perl |
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391 | |
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392 | rxvt_display *display; |
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393 | Time request_time; |
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394 | Window request_win; |
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395 | Atom request_prop; |
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396 | |
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397 | private: |
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398 | unsigned char selection_wait; |
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399 | unsigned char selection_type; |
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400 | |
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401 | char *incr_buf; |
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402 | size_t incr_buf_size, incr_buf_fill; |
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403 | |
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404 | void timer_cb (ev::timer &w, int revents); ev::timer timer_ev; |
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405 | void x_cb (XEvent &xev); xevent_watcher x_ev; |
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406 | |
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407 | void finish (char *data = 0, unsigned int len = 0); |
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408 | void stop (); |
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409 | bool request (Atom target, int selnum); |
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410 | void handle_selection (Window win, Atom prop, bool delete_prop); |
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411 | }; |
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412 | |
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413 | #endif |
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414 | |