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" |
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; |
21 | struct rxvt_display; |
100 | struct rxvt_display; |
22 | |
101 | |
23 | struct im_watcher; |
102 | struct im_watcher; |
24 | struct xevent_watcher; |
103 | struct xevent_watcher; |
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104 | |
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105 | template<class watcher> |
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106 | struct event_vec : vector<watcher *> { |
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107 | void erase_unordered (unsigned int pos) |
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108 | { |
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109 | watcher *w = (*this)[this->size () - 1]; |
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110 | this->pop_back (); |
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111 | |
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112 | if (!this->empty ()) |
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113 | if (((*this)[pos] = w)) // '=' is correct! |
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114 | w->active = pos + 1; |
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115 | } |
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116 | }; |
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117 | |
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118 | struct rxvt_watcher { |
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119 | int active; /* 0 == inactive, else index into respective vector */ |
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120 | |
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121 | bool is_active () { return active; } |
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122 | |
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123 | rxvt_watcher () : active (0) { } |
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124 | }; |
25 | |
125 | |
26 | struct refcounted { |
126 | struct refcounted { |
27 | int referenced; |
127 | int referenced; |
28 | char *id; |
128 | char *id; |
29 | |
129 | |
… | |
… | |
45 | } |
145 | } |
46 | }; |
146 | }; |
47 | |
147 | |
48 | ///////////////////////////////////////////////////////////////////////////// |
148 | ///////////////////////////////////////////////////////////////////////////// |
49 | |
149 | |
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150 | struct rxvt_screen; |
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151 | |
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152 | struct rxvt_drawable { |
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153 | rxvt_screen *screen; |
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154 | Drawable drawable; |
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155 | operator Drawable() { return drawable; } |
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156 | |
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157 | #if XFT |
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158 | XftDraw *xftdrawable; |
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159 | operator XftDraw *(); |
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160 | #endif |
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161 | |
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162 | rxvt_drawable (rxvt_screen *screen, Drawable drawable) |
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163 | : screen(screen), |
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164 | #if XFT |
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165 | xftdrawable(0), |
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166 | #endif |
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167 | drawable(drawable) |
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168 | { } |
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169 | |
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170 | #if XFT |
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171 | ~rxvt_drawable (); |
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172 | #endif |
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173 | }; |
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174 | |
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175 | ///////////////////////////////////////////////////////////////////////////// |
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176 | |
50 | #ifdef USE_XIM |
177 | #ifdef USE_XIM |
51 | struct rxvt_xim : refcounted { |
178 | struct rxvt_xim : refcounted { |
52 | void destroy (); |
179 | void destroy (); |
53 | rxvt_display *display; |
180 | rxvt_display *display; |
54 | |
181 | |
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59 | bool ref_init (); |
186 | bool ref_init (); |
60 | ~rxvt_xim (); |
187 | ~rxvt_xim (); |
61 | }; |
188 | }; |
62 | #endif |
189 | #endif |
63 | |
190 | |
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191 | struct rxvt_screen { |
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192 | rxvt_display *display; |
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193 | Display *dpy; |
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194 | int depth; |
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195 | Visual *visual; |
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196 | Colormap cmap; |
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197 | |
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198 | #if XFT |
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199 | // scratch pixmap |
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200 | rxvt_drawable *scratch_area; |
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201 | int scratch_w, scratch_h; |
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202 | |
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203 | rxvt_drawable &scratch_drawable (int w, int h); |
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204 | |
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205 | rxvt_screen (); |
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206 | #endif |
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207 | |
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208 | void set (rxvt_display *disp); |
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209 | void select_visual (int bitdepth); |
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210 | void clear (); |
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211 | }; |
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212 | |
64 | struct rxvt_display : refcounted { |
213 | struct rxvt_display : refcounted { |
65 | Atom xa_xim_servers; |
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66 | |
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67 | io_manager_vec<xevent_watcher> xw; |
214 | event_vec<xevent_watcher> xw; |
68 | |
215 | |
69 | io_watcher x_ev; void x_cb (io_watcher &w, short revents); |
216 | ev::io x_ev; void x_cb (ev::io &w, int revents); |
70 | |
217 | |
71 | #ifdef USE_XIM |
218 | #ifdef USE_XIM |
72 | refcache<rxvt_xim> xims; |
219 | refcache<rxvt_xim> xims; |
73 | vector<im_watcher *> imw; |
220 | vector<im_watcher *> imw; |
74 | |
221 | |
75 | void im_change_cb (); |
222 | void im_change_cb (); |
76 | void im_change_check (); |
223 | void im_change_check (); |
77 | #endif |
224 | #endif |
78 | |
225 | |
79 | //public |
226 | //public |
80 | Display *display; |
227 | Display *dpy; |
81 | int depth; |
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82 | int screen; |
228 | int screen; |
83 | Visual *visual; |
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84 | Colormap cmap; |
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85 | Window root; |
229 | Window root; |
86 | rxvt_term *selection_owner; |
230 | rxvt_term *selection_owner; |
87 | #ifndef NO_SLOW_LINK_SUPPORT |
231 | Atom xa[NUM_XA]; |
88 | bool is_local; |
232 | bool is_local; |
89 | #endif |
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90 | #ifdef POINTER_BLANK |
233 | #ifdef POINTER_BLANK |
91 | Cursor blank_cursor; |
234 | Cursor blank_cursor; |
92 | #endif |
235 | #endif |
93 | |
236 | |
94 | rxvt_display (const char *id); |
237 | rxvt_display (const char *id); |
95 | XrmDatabase get_resources (); |
238 | XrmDatabase get_resources (bool refresh); |
96 | bool ref_init (); |
239 | bool ref_init (); |
97 | void ref_next (); |
240 | void ref_next (); |
98 | ~rxvt_display (); |
241 | ~rxvt_display (); |
99 | |
242 | |
100 | void flush (); |
243 | void flush (); |
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… | |
112 | void put_xim (rxvt_xim *xim); |
255 | void put_xim (rxvt_xim *xim); |
113 | #endif |
256 | #endif |
114 | }; |
257 | }; |
115 | |
258 | |
116 | #ifdef USE_XIM |
259 | #ifdef USE_XIM |
117 | struct im_watcher : watcher, callback0<void> { |
260 | struct im_watcher : rxvt_watcher, callback<void (void)> { |
118 | template<class O1, class O2> |
261 | template<class O, class M> |
119 | im_watcher (O1 *object, void (O2::*method) ()) |
262 | im_watcher (O object, M method) |
120 | : callback0<void> (object,method) |
263 | : callback<void (void)> (object, method) |
121 | { } |
264 | { } |
122 | |
265 | |
123 | void start (rxvt_display *display) |
266 | void start (rxvt_display *display) |
124 | { |
267 | { |
125 | display->reg (this); |
268 | display->reg (this); |
126 | } |
269 | } |
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270 | |
127 | void stop (rxvt_display *display) |
271 | void stop (rxvt_display *display) |
128 | { |
272 | { |
129 | display->unreg (this); |
273 | display->unreg (this); |
130 | } |
274 | } |
131 | }; |
275 | }; |
132 | #endif |
276 | #endif |
133 | |
277 | |
134 | struct xevent_watcher : watcher, callback1<void, XEvent &> { |
278 | struct xevent_watcher : rxvt_watcher, callback<void (XEvent &)> { |
135 | Window window; |
279 | Window window; |
136 | |
280 | |
137 | template<class O1, class O2> |
281 | template<class O, class M> |
138 | xevent_watcher (O1 *object, void (O2::*method) (XEvent &)) |
282 | xevent_watcher (O object, M method) |
139 | : callback1<void, XEvent &> (object,method) |
283 | : callback<void (XEvent &)> (object, method) |
140 | { } |
284 | { } |
141 | |
285 | |
142 | void start (rxvt_display *display, Window window) |
286 | void start (rxvt_display *display, Window window) |
143 | { |
287 | { |
144 | this->window = window; |
288 | this->window = window; |
145 | display->reg (this); |
289 | display->reg (this); |
146 | } |
290 | } |
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291 | |
147 | void stop (rxvt_display *display) |
292 | void stop (rxvt_display *display) |
148 | { |
293 | { |
149 | display->unreg (this); |
294 | display->unreg (this); |
150 | } |
295 | } |
151 | }; |
296 | }; |
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154 | |
299 | |
155 | ///////////////////////////////////////////////////////////////////////////// |
300 | ///////////////////////////////////////////////////////////////////////////// |
156 | |
301 | |
157 | typedef unsigned long Pixel; |
302 | typedef unsigned long Pixel; |
158 | |
303 | |
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304 | struct rgba { |
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305 | unsigned short r, g, b, a; |
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306 | |
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307 | enum { MIN_CC = 0x0000, MAX_CC = 0xffff }; |
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308 | |
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309 | rgba () |
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310 | { } |
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311 | |
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312 | rgba (unsigned short r, unsigned short g, unsigned short b, unsigned short a = MAX_CC) |
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313 | : r(r), g(g), b(b), a(a) |
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314 | { } |
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315 | }; |
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316 | |
159 | struct rxvt_color { |
317 | struct rxvt_color { |
160 | #if XFT |
318 | #if XFT |
161 | XftColor c; |
319 | XftColor c; |
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320 | #else |
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321 | XColor c; |
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322 | #endif |
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323 | |
162 | operator Pixel () const { return c.pixel; } |
324 | operator Pixel () const { return c.pixel; } |
163 | #else |
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164 | Pixel p; |
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165 | operator Pixel () const { return p; } |
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166 | #endif |
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167 | |
325 | |
168 | bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } |
326 | bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } |
169 | bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } |
327 | bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } |
170 | |
328 | |
171 | void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb); |
329 | bool alloc (rxvt_screen *screen, const rgba &color); |
172 | |
330 | void free (rxvt_screen *screen); |
173 | bool set (rxvt_display *display, Pixel p); |
331 | |
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332 | void get (rgba &color); |
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333 | void get (XColor &color); |
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334 | |
174 | bool set (rxvt_display *display, const char *name); |
335 | bool set (rxvt_screen *screen, const char *name); |
175 | bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb); |
336 | bool set (rxvt_screen *screen, const rgba &color); |
176 | |
337 | |
177 | rxvt_color fade (rxvt_display *, int percent); // fades to black |
338 | void fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to = rgba (0, 0, 0)); |
178 | rxvt_color fade (rxvt_display *, int percent, rxvt_color &fadeto); |
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179 | |
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180 | void free (rxvt_display *display); |
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181 | }; |
339 | }; |
182 | |
340 | |
183 | #endif |
341 | #endif |
184 | |
342 | |