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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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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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 | }; |
19 | |
98 | |
20 | struct rxvt_term; |
99 | struct rxvt_term; |
21 | struct rxvt_display; |
100 | struct rxvt_display; |
22 | |
101 | |
23 | struct im_watcher; |
102 | struct im_watcher; |
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26 | struct refcounted { |
105 | struct refcounted { |
27 | int referenced; |
106 | int referenced; |
28 | char *id; |
107 | char *id; |
29 | |
108 | |
30 | refcounted (const char *id); |
109 | refcounted (const char *id); |
31 | bool init () { return false; } |
110 | bool ref_init () { return false; } |
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111 | void ref_next () { } |
32 | ~refcounted (); |
112 | ~refcounted (); |
33 | }; |
113 | }; |
34 | |
114 | |
35 | template<class T> |
115 | template<class T> |
36 | struct refcache : vector<T *> { |
116 | struct refcache : vector<T *> { |
37 | T *get (const char *id); |
117 | T *get (const char *id); |
38 | void put (T *obj); |
118 | void put (T *obj); |
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119 | void clear (); |
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120 | |
39 | ~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 |
40 | }; |
152 | }; |
41 | |
153 | |
42 | ///////////////////////////////////////////////////////////////////////////// |
154 | ///////////////////////////////////////////////////////////////////////////// |
43 | |
155 | |
44 | #ifdef USE_XIM |
156 | #ifdef USE_XIM |
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48 | |
160 | |
49 | //public |
161 | //public |
50 | XIM xim; |
162 | XIM xim; |
51 | |
163 | |
52 | rxvt_xim (const char *id) : refcounted (id) { } |
164 | rxvt_xim (const char *id) : refcounted (id) { } |
53 | bool init (); |
165 | bool ref_init (); |
54 | ~rxvt_xim (); |
166 | ~rxvt_xim (); |
55 | }; |
167 | }; |
56 | #endif |
168 | #endif |
57 | |
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 | |
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192 | #ifdef HAVE_AFTERIMAGE |
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193 | struct ASVisual; |
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194 | #endif |
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195 | |
58 | struct rxvt_display : refcounted { |
196 | struct rxvt_display : refcounted { |
59 | Atom xa_xim_servers; |
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60 | |
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61 | io_manager_vec<xevent_watcher> xw; |
197 | io_manager_vec<xevent_watcher> xw; |
62 | |
198 | |
63 | io_watcher x_ev; void x_cb (io_watcher &w, short revents); |
199 | io_watcher x_ev; void x_cb (io_watcher &w, short revents); |
64 | |
200 | |
65 | #ifdef USE_XIM |
201 | #ifdef USE_XIM |
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69 | void im_change_cb (); |
205 | void im_change_cb (); |
70 | void im_change_check (); |
206 | void im_change_check (); |
71 | #endif |
207 | #endif |
72 | |
208 | |
73 | //public |
209 | //public |
74 | Display *display; |
210 | Display *dpy; |
75 | int depth; |
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76 | int screen; |
211 | int screen; |
77 | Visual *visual; |
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78 | Colormap cmap; |
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79 | Window root; |
212 | Window root; |
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213 | #ifdef HAVE_AFTERIMAGE |
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214 | struct ASVisual *asv; |
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215 | #endif |
80 | rxvt_term *selection_owner; |
216 | rxvt_term *selection_owner; |
81 | #ifndef NO_SLOW_LINK_SUPPORT |
217 | Atom xa[NUM_XA]; |
82 | bool is_local; |
218 | bool is_local; |
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219 | #ifdef POINTER_BLANK |
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220 | Cursor blank_cursor; |
83 | #endif |
221 | #endif |
84 | |
222 | |
85 | rxvt_display (const char *id); |
223 | rxvt_display (const char *id); |
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224 | XrmDatabase get_resources (bool refresh); |
86 | bool init (); |
225 | bool ref_init (); |
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226 | void ref_next (); |
87 | ~rxvt_display (); |
227 | ~rxvt_display (); |
88 | |
228 | |
89 | operator Display *() const { return display; } |
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90 | |
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91 | void flush (); |
229 | void flush (); |
92 | |
230 | Atom atom (const char *name); |
93 | void set_selection_owner (rxvt_term *owner); |
231 | void set_selection_owner (rxvt_term *owner); |
94 | |
232 | |
95 | void reg (xevent_watcher *w); |
233 | void reg (xevent_watcher *w); |
96 | void unreg (xevent_watcher *w); |
234 | void unreg (xevent_watcher *w); |
97 | |
235 | |
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100 | void unreg (im_watcher *w); |
238 | void unreg (im_watcher *w); |
101 | |
239 | |
102 | rxvt_xim *get_xim (const char *locale, const char *modifiers); |
240 | rxvt_xim *get_xim (const char *locale, const char *modifiers); |
103 | void put_xim (rxvt_xim *xim); |
241 | void put_xim (rxvt_xim *xim); |
104 | #endif |
242 | #endif |
105 | |
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106 | Atom atom (const char *name); |
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107 | }; |
243 | }; |
108 | |
244 | |
109 | #ifdef USE_XIM |
245 | #ifdef USE_XIM |
110 | struct im_watcher : watcher, callback0<void> { |
246 | struct im_watcher : watcher, callback<void (void)> { |
111 | template<class O1, class O2> |
247 | template<class O, class M> |
112 | im_watcher (O1 *object, void (O2::*method) ()) |
248 | im_watcher (O object, M method) |
113 | : callback0<void> (object,method) |
249 | : callback<void (void)> (object, method) |
114 | { } |
250 | { } |
115 | |
251 | |
116 | void start (rxvt_display *display) |
252 | void start (rxvt_display *display) |
117 | { |
253 | { |
118 | display->reg (this); |
254 | display->reg (this); |
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122 | display->unreg (this); |
258 | display->unreg (this); |
123 | } |
259 | } |
124 | }; |
260 | }; |
125 | #endif |
261 | #endif |
126 | |
262 | |
127 | struct xevent_watcher : watcher, callback1<void, XEvent &> { |
263 | struct xevent_watcher : watcher, callback<void (XEvent &)> { |
128 | Window window; |
264 | Window window; |
129 | |
265 | |
130 | template<class O1, class O2> |
266 | template<class O, class M> |
131 | xevent_watcher (O1 *object, void (O2::*method) (XEvent &)) |
267 | xevent_watcher (O object, M method) |
132 | : callback1<void, XEvent &> (object,method) |
268 | : callback<void (XEvent &)> (object, method) |
133 | { } |
269 | { } |
134 | |
270 | |
135 | void start (rxvt_display *display, Window window) |
271 | void start (rxvt_display *display, Window window) |
136 | { |
272 | { |
137 | this->window = window; |
273 | this->window = window; |
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147 | |
283 | |
148 | ///////////////////////////////////////////////////////////////////////////// |
284 | ///////////////////////////////////////////////////////////////////////////// |
149 | |
285 | |
150 | typedef unsigned long Pixel; |
286 | typedef unsigned long Pixel; |
151 | |
287 | |
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288 | struct rgba { |
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289 | unsigned short r, g, b, a; |
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290 | |
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291 | enum { MIN_CC = 0x0000, MAX_CC = 0xffff }; |
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292 | |
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293 | rgba () |
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294 | { } |
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295 | |
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296 | rgba (unsigned short r, unsigned short g, unsigned short b, unsigned short a = MAX_CC) |
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297 | : r(r), g(g), b(b), a(a) |
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298 | { } |
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299 | }; |
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300 | |
152 | struct rxvt_color { |
301 | struct rxvt_color { |
153 | #if XFT |
302 | #if XFT |
154 | XftColor c; |
303 | XftColor c; |
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304 | #else |
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305 | XColor c; |
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306 | #endif |
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307 | |
155 | operator Pixel () const { return c.pixel; } |
308 | operator Pixel () const { return c.pixel; } |
156 | #else |
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157 | Pixel p; |
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158 | operator Pixel () const { return p; } |
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159 | #endif |
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160 | |
309 | |
161 | bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } |
310 | bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } |
162 | bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } |
311 | bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } |
163 | |
312 | |
164 | void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb); |
313 | bool alloc (rxvt_screen *screen, const rgba &color); |
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314 | void free (rxvt_screen *screen); |
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315 | |
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316 | void get (rgba &color); |
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317 | void get (XColor &color); |
165 | |
318 | |
166 | bool set (rxvt_display *display, Pixel p); |
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167 | bool set (rxvt_display *display, const char *name); |
319 | bool set (rxvt_screen *screen, const char *name); |
168 | bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb); |
320 | bool set (rxvt_screen *screen, const rgba &color); |
169 | |
321 | |
170 | rxvt_color fade (rxvt_display *, int percent); |
322 | void fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to = rgba (0, 0, 0)); |
171 | |
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172 | void free (rxvt_display *display); |
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173 | }; |
323 | }; |
174 | |
324 | |
175 | #endif |
325 | #endif |
176 | |
326 | |