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 | |
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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 | |
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39 | // see rxvttoolkit.C:xa_names, which must be kept in sync |
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40 | enum { |
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41 | XA_TEXT, |
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42 | XA_COMPOUND_TEXT, |
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43 | XA_UTF8_STRING, |
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44 | XA_MULTIPLE, |
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45 | XA_TARGETS, |
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46 | XA_TIMESTAMP, |
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47 | XA_VT_SELECTION, |
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48 | XA_INCR, |
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49 | XA_WM_PROTOCOLS, |
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50 | XA_WM_DELETE_WINDOW, |
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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, |
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57 | #if ENABLE_FRILLS |
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58 | XA_MOTIF_WM_HINTS, |
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59 | #endif |
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60 | #if ENABLE_EWMH |
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61 | XA_NET_WM_PID, |
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62 | XA_NET_WM_NAME, |
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63 | XA_NET_WM_ICON_NAME, |
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64 | XA_NET_WM_PING, |
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65 | #endif |
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66 | #if USE_XIM |
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67 | XA_WM_LOCALE_NAME, |
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68 | XA_XIM_SERVERS, |
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69 | #endif |
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70 | #if ENABLE_TRANSPARENCY |
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71 | XA_XROOTPMAP_ID, |
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72 | XA_ESETROOT_PMAP_ID, |
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73 | #endif |
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74 | #if ENABLE_XEMBED |
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75 | XA_XEMBED, |
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76 | XA_XEMBED_INFO, |
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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 |
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96 | NUM_XA |
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97 | }; |
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98 | |
20 | struct rxvt_term; |
99 | struct rxvt_term; |
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100 | struct rxvt_display; |
21 | |
101 | |
22 | struct im_watcher; |
102 | struct im_watcher; |
23 | struct xevent_watcher; |
103 | struct xevent_watcher; |
24 | |
104 | |
25 | struct refcounted { |
105 | struct refcounted { |
26 | int referenced; |
106 | int referenced; |
27 | char *id; |
107 | char *id; |
28 | |
108 | |
29 | refcounted (const char *id); |
109 | refcounted (const char *id); |
30 | bool init () { return false; } |
110 | bool ref_init () { return false; } |
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111 | void ref_next () { } |
31 | ~refcounted (); |
112 | ~refcounted (); |
32 | }; |
113 | }; |
33 | |
114 | |
34 | template<class T> |
115 | template<class T> |
35 | struct refcache : vector<T *> { |
116 | struct refcache : vector<T *> { |
36 | T *get (const char *id); |
117 | T *get (const char *id); |
37 | void put (T *obj); |
118 | void put (T *obj); |
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119 | void clear (); |
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120 | |
38 | ~refcache (); |
121 | ~refcache () |
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122 | { |
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123 | clear (); |
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124 | } |
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125 | }; |
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126 | |
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127 | ///////////////////////////////////////////////////////////////////////////// |
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128 | |
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129 | struct rxvt_screen; |
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130 | |
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131 | struct rxvt_drawable { |
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132 | rxvt_screen *screen; |
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133 | Drawable drawable; |
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134 | operator Drawable() { return drawable; } |
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135 | |
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136 | #if XFT |
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137 | XftDraw *xftdrawable; |
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138 | operator XftDraw *(); |
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139 | #endif |
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140 | |
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141 | rxvt_drawable (rxvt_screen *screen, Drawable drawable) |
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142 | : screen(screen), |
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143 | #if XFT |
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144 | xftdrawable(0), |
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145 | #endif |
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146 | drawable(drawable) |
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147 | { } |
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148 | |
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149 | #if XFT |
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150 | ~rxvt_drawable (); |
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151 | #endif |
39 | }; |
152 | }; |
40 | |
153 | |
41 | ///////////////////////////////////////////////////////////////////////////// |
154 | ///////////////////////////////////////////////////////////////////////////// |
42 | |
155 | |
43 | #ifdef USE_XIM |
156 | #ifdef USE_XIM |
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47 | |
160 | |
48 | //public |
161 | //public |
49 | XIM xim; |
162 | XIM xim; |
50 | |
163 | |
51 | rxvt_xim (const char *id) : refcounted (id) { } |
164 | rxvt_xim (const char *id) : refcounted (id) { } |
52 | bool init (); |
165 | bool ref_init (); |
53 | ~rxvt_xim (); |
166 | ~rxvt_xim (); |
54 | }; |
167 | }; |
55 | #endif |
168 | #endif |
56 | |
169 | |
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170 | struct rxvt_screen { |
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171 | rxvt_display *display; |
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172 | Display *dpy; |
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173 | int depth; |
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174 | Visual *visual; |
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175 | Colormap cmap; |
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176 | |
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177 | #if XFT |
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178 | // scratch pixmap |
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179 | rxvt_drawable *scratch_area; |
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180 | int scratch_w, scratch_h; |
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181 | |
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182 | rxvt_drawable &scratch_drawable (int w, int h); |
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183 | |
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184 | rxvt_screen (); |
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185 | #endif |
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186 | |
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187 | void set (rxvt_display *disp); |
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188 | void select_visual (int bitdepth); |
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189 | void clear (); |
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190 | }; |
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191 | |
57 | struct rxvt_display : refcounted { |
192 | struct rxvt_display : refcounted { |
58 | Atom xa_xim_servers; |
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59 | |
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60 | io_manager_vec<xevent_watcher> xw; |
193 | io_manager_vec<xevent_watcher> xw; |
61 | |
194 | |
62 | io_watcher x_ev; void x_cb (io_watcher &w, short revents); |
195 | io_watcher x_ev; void x_cb (io_watcher &w, short revents); |
63 | |
196 | |
64 | #ifdef USE_XIM |
197 | #ifdef USE_XIM |
65 | refcache<rxvt_xim> xims; |
198 | refcache<rxvt_xim> xims; |
66 | vector<im_watcher *> imw; |
199 | vector<im_watcher *> imw; |
67 | |
200 | |
68 | void im_change_cb (); |
201 | void im_change_cb (); |
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202 | void im_change_check (); |
69 | #endif |
203 | #endif |
70 | |
204 | |
71 | //public |
205 | //public |
72 | Display *display; |
206 | Display *dpy; |
73 | int depth; |
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74 | int screen; |
207 | int screen; |
75 | Visual *visual; |
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76 | Colormap cmap; |
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77 | Window root; |
208 | Window root; |
78 | rxvt_term *selection_owner; |
209 | rxvt_term *selection_owner; |
79 | #ifndef NO_SLOW_LINK_SUPPORT |
210 | Atom xa[NUM_XA]; |
80 | bool is_local; |
211 | bool is_local; |
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212 | #ifdef POINTER_BLANK |
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213 | Cursor blank_cursor; |
81 | #endif |
214 | #endif |
82 | |
215 | |
83 | rxvt_display (const char *id); |
216 | rxvt_display (const char *id); |
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217 | XrmDatabase get_resources (bool refresh); |
84 | bool init (); |
218 | bool ref_init (); |
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219 | void ref_next (); |
85 | ~rxvt_display (); |
220 | ~rxvt_display (); |
86 | |
221 | |
87 | void flush (); |
222 | void flush (); |
88 | |
223 | Atom atom (const char *name); |
89 | void set_selection_owner (rxvt_term *owner); |
224 | void set_selection_owner (rxvt_term *owner); |
90 | |
225 | |
91 | void reg (xevent_watcher *w); |
226 | void reg (xevent_watcher *w); |
92 | void unreg (xevent_watcher *w); |
227 | void unreg (xevent_watcher *w); |
93 | |
228 | |
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96 | void unreg (im_watcher *w); |
231 | void unreg (im_watcher *w); |
97 | |
232 | |
98 | rxvt_xim *get_xim (const char *locale, const char *modifiers); |
233 | rxvt_xim *get_xim (const char *locale, const char *modifiers); |
99 | void put_xim (rxvt_xim *xim); |
234 | void put_xim (rxvt_xim *xim); |
100 | #endif |
235 | #endif |
101 | |
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102 | Atom atom (const char *name); |
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103 | }; |
236 | }; |
104 | |
237 | |
105 | #ifdef USE_XIM |
238 | #ifdef USE_XIM |
106 | struct im_watcher : watcher, callback0<void> { |
239 | struct im_watcher : watcher, callback<void (void)> { |
107 | template<class O1, class O2> |
240 | template<class O, class M> |
108 | im_watcher (O1 *object, void (O2::*method) ()) |
241 | im_watcher (O object, M method) |
109 | : callback0<void> (object,method) |
242 | : callback<void (void)> (object, method) |
110 | { } |
243 | { } |
111 | |
244 | |
112 | void start (rxvt_display *display) |
245 | void start (rxvt_display *display) |
113 | { |
246 | { |
114 | display->reg (this); |
247 | display->reg (this); |
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118 | display->unreg (this); |
251 | display->unreg (this); |
119 | } |
252 | } |
120 | }; |
253 | }; |
121 | #endif |
254 | #endif |
122 | |
255 | |
123 | struct xevent_watcher : watcher, callback1<void, XEvent &> { |
256 | struct xevent_watcher : watcher, callback<void (XEvent &)> { |
124 | Window window; |
257 | Window window; |
125 | |
258 | |
126 | template<class O1, class O2> |
259 | template<class O, class M> |
127 | xevent_watcher (O1 *object, void (O2::*method) (XEvent &)) |
260 | xevent_watcher (O object, M method) |
128 | : callback1<void, XEvent &> (object,method) |
261 | : callback<void (XEvent &)> (object, method) |
129 | { } |
262 | { } |
130 | |
263 | |
131 | void start (rxvt_display *display, Window window) |
264 | void start (rxvt_display *display, Window window) |
132 | { |
265 | { |
133 | this->window = window; |
266 | this->window = window; |
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143 | |
276 | |
144 | ///////////////////////////////////////////////////////////////////////////// |
277 | ///////////////////////////////////////////////////////////////////////////// |
145 | |
278 | |
146 | typedef unsigned long Pixel; |
279 | typedef unsigned long Pixel; |
147 | |
280 | |
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281 | struct rgba { |
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282 | unsigned short r, g, b, a; |
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283 | |
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284 | enum { MIN_CC = 0x0000, MAX_CC = 0xffff }; |
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285 | |
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286 | rgba () |
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287 | { } |
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288 | |
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289 | rgba (unsigned short r, unsigned short g, unsigned short b, unsigned short a = MAX_CC) |
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290 | : r(r), g(g), b(b), a(a) |
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291 | { } |
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292 | }; |
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293 | |
148 | struct rxvt_color { |
294 | struct rxvt_color { |
149 | #if XFT |
295 | #if XFT |
150 | XftColor c; |
296 | XftColor c; |
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297 | #else |
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298 | XColor c; |
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299 | #endif |
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300 | |
151 | operator Pixel () const { return c.pixel; } |
301 | operator Pixel () const { return c.pixel; } |
152 | #else |
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153 | Pixel p; |
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154 | operator Pixel () const { return p; } |
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155 | #endif |
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156 | |
302 | |
157 | bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } |
303 | bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } |
158 | bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } |
304 | bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } |
159 | |
305 | |
160 | void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb); |
306 | bool alloc (rxvt_screen *screen, const rgba &color); |
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307 | void free (rxvt_screen *screen); |
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308 | |
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309 | void get (rgba &color); |
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310 | void get (XColor &color); |
161 | |
311 | |
162 | bool set (rxvt_display *display, Pixel p); |
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163 | bool set (rxvt_display *display, const char *name); |
312 | bool set (rxvt_screen *screen, const char *name); |
164 | bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb); |
313 | bool set (rxvt_screen *screen, const rgba &color); |
165 | |
314 | |
166 | rxvt_color fade (rxvt_display *, int percent); |
315 | void fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to = rgba (0, 0, 0)); |
167 | |
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168 | void free (rxvt_display *display); |
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169 | }; |
316 | }; |
170 | |
317 | |
171 | #endif |
318 | #endif |
172 | |
319 | |