1 | #include "../config.h" |
1 | #include "../config.h" |
2 | #include <rxvt.h> |
2 | #include <rxvt.h> |
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3 | #include <rxvtcolor.h> |
3 | |
4 | |
4 | // TODO: free colors again |
5 | #include <unistd.h> |
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6 | #include <fcntl.h> |
5 | |
7 | |
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8 | refcounted::refcounted (const char *id) |
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9 | { |
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10 | this->id = STRDUP (id); |
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11 | } |
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12 | |
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13 | refcounted::~refcounted () |
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14 | { |
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15 | free (id); |
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16 | } |
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17 | |
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18 | template<class T> |
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19 | T *refcache<T>::get (const char *id) |
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20 | { |
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21 | for (T **i = begin (); i < end (); ++i) |
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22 | { |
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23 | if (!strcmp (id, (*i)->id)) |
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24 | { |
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25 | (*i)->referenced++; |
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26 | return *i; |
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27 | } |
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28 | } |
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29 | |
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30 | T *obj = new T (id); |
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31 | |
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32 | obj->referenced = 1; |
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33 | |
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34 | if (obj && obj->init ()) |
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35 | { |
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36 | push_back (obj); |
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37 | return obj; |
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38 | } |
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39 | else |
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40 | { |
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41 | delete obj; |
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42 | return 0; |
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43 | } |
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44 | } |
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45 | |
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46 | template<class T> |
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47 | void refcache<T>::put (T *obj) |
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48 | { |
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49 | if (!obj) |
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50 | return; |
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51 | |
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52 | if (!--obj->referenced) |
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53 | { |
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54 | erase (find (begin (), end (), obj)); |
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55 | delete obj; |
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56 | } |
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57 | } |
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58 | |
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59 | template<class T> |
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60 | refcache<T>::~refcache () |
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61 | { |
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62 | while (size ()) |
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63 | put (*begin ()); |
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64 | } |
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65 | |
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66 | ///////////////////////////////////////////////////////////////////////////// |
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67 | |
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68 | static void |
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69 | im_destroy_cb (XIM unused1, XPointer client_data, XPointer unused3) |
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70 | { |
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71 | rxvt_xim *xim = (rxvt_xim *)client_data; |
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72 | rxvt_display *display = xim->display; |
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73 | |
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74 | display->xims.erase (find (display->xims.begin (), display->xims.end (), xim)); |
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75 | |
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76 | display->im_change_cb (); |
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77 | } |
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78 | |
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79 | bool rxvt_xim::init () |
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80 | { |
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81 | display = GET_R->display; //HACK: TODO |
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82 | |
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83 | xim = XOpenIM (display->display, NULL, NULL, NULL); |
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84 | |
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85 | if (!xim) |
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86 | return false; |
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87 | |
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88 | XIMCallback ximcallback; |
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89 | ximcallback.client_data = (XPointer)this; |
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90 | ximcallback.callback = im_destroy_cb; |
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91 | |
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92 | XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL); |
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93 | |
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94 | return true; |
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95 | } |
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96 | |
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97 | rxvt_xim::~rxvt_xim () |
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98 | { |
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99 | if (xim) |
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100 | XCloseIM (xim); |
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101 | } |
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102 | |
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103 | ///////////////////////////////////////////////////////////////////////////// |
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104 | |
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105 | rxvt_display::rxvt_display (const char *id) |
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106 | : refcounted (id) |
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107 | , x_ev (this, &rxvt_display::x_cb) |
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108 | , selection_owner (0) |
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109 | { |
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110 | } |
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111 | |
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112 | bool rxvt_display::init () |
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113 | { |
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114 | display = XOpenDisplay (id); |
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115 | |
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116 | screen = DefaultScreen (display); |
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117 | root = DefaultRootWindow (display); |
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118 | visual = DefaultVisual (display, screen); |
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119 | cmap = DefaultColormap (display, screen); |
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120 | depth = DefaultDepth (display, screen); |
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121 | |
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122 | #ifdef PREFER_24BIT |
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123 | /* |
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124 | * If depth is not 24, look for a 24bit visual. |
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125 | */ |
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126 | if (depth != 24) |
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127 | { |
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128 | XVisualInfo vinfo; |
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129 | |
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130 | if (XMatchVisualInfo (display, screen, 24, TrueColor, &vinfo)) |
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131 | { |
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132 | depth = 24; |
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133 | visual = vinfo.visual; |
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134 | cmap = XCreateColormap (display, |
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135 | RootWindow (display, screen), |
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136 | visual, AllocNone); |
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137 | } |
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138 | } |
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139 | #endif |
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140 | |
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141 | int fd = XConnectionNumber (display); |
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142 | x_ev.start (fd, EVENT_READ); |
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143 | fcntl (fd, F_SETFL, FD_CLOEXEC); |
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144 | |
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145 | XSelectInput (display, root, PropertyChangeMask); |
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146 | xa_xim_servers = XInternAtom (display, "XIM_SERVERS", 0); |
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147 | |
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148 | flush (); |
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149 | |
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150 | return true; |
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151 | } |
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152 | |
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153 | rxvt_display::~rxvt_display () |
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154 | { |
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155 | x_ev.stop (); |
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156 | |
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157 | XCloseDisplay (display); |
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158 | } |
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159 | |
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160 | void rxvt_display::im_change_cb () |
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161 | { |
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162 | for (im_watcher **i = imw.begin (); i != imw.end (); ++i) |
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163 | (*i)->call (); |
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164 | } |
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165 | |
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166 | void rxvt_display::x_cb (io_watcher &w, short revents) |
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167 | { |
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168 | do |
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169 | { |
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170 | XEvent xev; |
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171 | XNextEvent (display, &xev); |
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172 | |
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173 | //printf ("T %d w %lx\n", xev.type, xev.xany.window);//D |
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174 | |
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175 | if (xev.type == PropertyNotify |
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176 | && xev.xany.window == root |
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177 | && xev.xproperty.atom == xa_xim_servers) |
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178 | im_change_cb (); |
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179 | |
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180 | for (int i = xw.size (); i--; ) |
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181 | { |
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182 | if (!xw[i]) |
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183 | xw.erase_unordered (i); |
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184 | else if (xw[i]->window == xev.xany.window) |
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185 | xw[i]->call (xev); |
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186 | } |
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187 | } |
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188 | while (XPending (display)); |
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189 | |
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190 | flush (); |
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191 | } |
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192 | |
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193 | void rxvt_display::flush () |
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194 | { |
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195 | for (;;) |
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196 | { |
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197 | XFlush (display); |
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198 | |
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199 | if (!XPending (display)) |
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200 | break; |
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201 | |
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202 | x_cb (x_ev, 0); |
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203 | } |
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204 | } |
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205 | |
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206 | void rxvt_display::reg (xevent_watcher *w) |
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207 | { |
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208 | xw.push_back (w); |
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209 | w->active = xw.size (); |
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210 | } |
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211 | |
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212 | void rxvt_display::unreg (xevent_watcher *w) |
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213 | { |
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214 | if (w->active) |
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215 | xw[w->active - 1] = 0; |
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216 | } |
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217 | |
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218 | void rxvt_display::reg (im_watcher *w) |
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219 | { |
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220 | imw.push_back (w); |
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221 | } |
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222 | |
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223 | void rxvt_display::unreg (im_watcher *w) |
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224 | { |
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225 | imw.erase (find (imw.begin (), imw.end (), w)); |
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226 | } |
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227 | |
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228 | void rxvt_display::set_selection_owner (rxvt_term *owner) |
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229 | { |
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230 | if (selection_owner && selection_owner != owner) |
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231 | selection_owner->selection_clear (); |
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232 | |
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233 | selection_owner = owner; |
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234 | } |
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235 | |
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236 | rxvt_xim *rxvt_display::get_xim (const char *locale, const char *modifiers) |
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237 | { |
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238 | // asprintf is a GNU and *BSD extension.. sorry... |
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239 | char *id; |
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240 | |
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241 | if (asprintf (&id, "%s\n%s", locale, modifiers) < 0) |
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242 | return 0; |
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243 | |
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244 | rxvt_xim *xim = xims.get (id); |
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245 | |
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246 | free (id); |
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247 | |
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248 | return xim; |
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249 | } |
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250 | |
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251 | void rxvt_display::put_xim (rxvt_xim *xim) |
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252 | { |
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253 | xims.put (xim); |
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254 | } |
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255 | |
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256 | ///////////////////////////////////////////////////////////////////////////// |
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257 | |
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258 | template refcache<rxvt_display>; |
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259 | refcache<rxvt_display> displays; |
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260 | |
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261 | ///////////////////////////////////////////////////////////////////////////// |
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262 | |
6 | bool |
263 | bool |
7 | rxvt_color::set (rxvt_term *t, Pixel p) |
264 | rxvt_color::set (rxvt_display *display, Pixel p) |
8 | { |
265 | { |
9 | #if XFT |
266 | #if XFT |
10 | XColor xc; |
267 | XColor xc; |
11 | |
268 | |
12 | xc.pixel = p; |
269 | xc.pixel = p; |
13 | if (!XQueryColor (t->Xdisplay, t->Xcmap, &xc)) |
270 | if (!XQueryColor (display->display, display->cmap, &xc)) |
14 | return false; |
271 | return false; |
15 | |
272 | |
16 | XRenderColor d; |
273 | XRenderColor d; |
17 | |
274 | |
18 | d.red = xc.red; |
275 | d.red = xc.red; |
19 | d.green = xc.green; |
276 | d.green = xc.green; |
20 | d.blue = xc.blue; |
277 | d.blue = xc.blue; |
21 | d.alpha = 0xffff; |
278 | d.alpha = 0xffff; |
22 | |
279 | |
23 | return |
280 | return |
24 | XftColorAllocValue (t->Xdisplay, |
281 | XftColorAllocValue (display->display, |
25 | t->Xvisual, |
282 | display->visual, |
26 | t->Xcmap, |
283 | display->cmap, |
27 | &d, |
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28 | &c); |
284 | &d, &c); |
29 | #else |
285 | #else |
30 | this->p = p; |
286 | this->p = p; |
31 | #endif |
287 | #endif |
32 | |
288 | |
33 | return true; |
289 | return true; |
34 | } |
290 | } |
35 | |
291 | |
36 | bool |
292 | bool |
37 | rxvt_color::set (rxvt_term *t, const char *name) |
293 | rxvt_color::set (rxvt_display *display, const char *name) |
38 | { |
294 | { |
39 | XColor xc; |
295 | XColor xc; |
40 | |
296 | |
41 | if (XParseColor (t->Xdisplay, t->Xcmap, name, &xc)) |
297 | if (XParseColor (display->display, display->cmap, name, &xc)) |
42 | return set (t, xc.red, xc.green, xc.blue); |
298 | return set (display, xc.red, xc.green, xc.blue); |
43 | |
299 | |
44 | return false; |
300 | return false; |
45 | } |
301 | } |
46 | |
302 | |
47 | bool |
303 | bool |
48 | rxvt_color::set (rxvt_term *t, unsigned short cr, unsigned short cg, unsigned short cb) |
304 | rxvt_color::set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb) |
49 | { |
305 | { |
50 | XColor xc; |
306 | XColor xc; |
51 | |
307 | |
52 | xc.red = cr; |
308 | xc.red = cr; |
53 | xc.green = cg; |
309 | xc.green = cg; |
54 | xc.blue = cb; |
310 | xc.blue = cb; |
55 | xc.flags = DoRed | DoGreen | DoBlue; |
311 | xc.flags = DoRed | DoGreen | DoBlue; |
56 | |
312 | |
57 | if (XAllocColor (t->Xdisplay, t->Xcmap, &xc)) |
313 | if (XAllocColor (display->display, display->cmap, &xc)) |
58 | return set (t, xc.pixel); |
314 | return set (display, xc.pixel); |
59 | |
315 | |
60 | return false; |
316 | return false; |
61 | } |
317 | } |
62 | |
318 | |
63 | void |
319 | void |
64 | rxvt_color::get (rxvt_term *t, unsigned short &cr, unsigned short &cg, unsigned short &cb) |
320 | rxvt_color::get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb) |
65 | { |
321 | { |
66 | #if XFT |
322 | #if XFT |
67 | cr = c.color.red; |
323 | cr = c.color.red; |
68 | cg = c.color.green; |
324 | cg = c.color.green; |
69 | cb = c.color.blue; |
325 | cb = c.color.blue; |
70 | #else |
326 | #else |
71 | XColor c; |
327 | XColor c; |
72 | |
328 | |
73 | c.pixel = p; |
329 | c.pixel = p; |
74 | XQueryColor (t->Xdisplay, t->Xcmap, &c); |
330 | XQueryColor (display->display, display->cmap, &c); |
75 | |
331 | |
76 | cr = c.red; |
332 | cr = c.red; |
77 | cg = c.green; |
333 | cg = c.green; |
78 | cb = c.blue; |
334 | cb = c.blue; |
79 | #endif |
335 | #endif |
80 | } |
336 | } |
81 | |
337 | |
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338 | void |
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339 | rxvt_color::free (rxvt_display *display) |
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340 | { |
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341 | #if XFT |
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342 | XftColorFree (display->display, display->visual, display->cmap, &c); |
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343 | #else |
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344 | XFreeColors (display->display, display->cmap, &p, 1, AllPlanes); |
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345 | #endif |
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346 | } |
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347 | |