Mercurial > dwm-meillo
annotate wm.c @ 30:2e0fb4130bfb
new stuff, fixed several issues
| author | Anselm R. Garbe <garbeam@wmii.de> |
|---|---|
| date | Wed, 12 Jul 2006 17:50:31 +0200 |
| parents | f96fb3fd8203 |
| children | 386649deb651 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com> | |
| 3 * See LICENSE file for license details. | |
| 4 */ | |
| 5 | |
| 14 | 6 #include <errno.h> |
| 7 | |
| 0 | 8 #include <stdarg.h> |
| 9 #include <stdio.h> | |
| 10 #include <stdlib.h> | |
| 11 | |
| 14 | 12 #include <sys/types.h> |
| 13 #include <sys/time.h> | |
| 14 | |
| 0 | 15 #include <X11/cursorfont.h> |
| 16 #include <X11/Xatom.h> | |
| 17 #include <X11/Xproto.h> | |
| 18 | |
| 19 #include "wm.h" | |
| 20 | |
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21 /* X structs */ |
| 0 | 22 Display *dpy; |
| 5 | 23 Window root, barwin; |
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24 Atom wm_atom[WMLast], net_atom[NetLast]; |
| 0 | 25 Cursor cursor[CurLast]; |
| 5 | 26 Bool running = True; |
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27 Bool sel_screen; |
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28 |
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29 char statustext[1024], tag[256]; |
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30 int screen, sx, sy, sw, sh, bx, by, bw, bh; |
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31 |
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32 Brush brush = {0}; |
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33 Client *clients = NULL; |
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34 Client *stack = NULL; |
| 0 | 35 |
| 36 static Bool other_wm_running; | |
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37 static const char version[] = "gridwm - " VERSION ", (C)opyright MMVI Anselm R. Garbe\n"; |
| 0 | 38 static int (*x_error_handler) (Display *, XErrorEvent *); |
| 39 | |
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40 static const char *status[] = { |
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41 "sh", "-c", "echo -n `date '+%Y-%m-%d %H:%M'`" |
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42 " `uptime | sed 's/.*://; s/,//g'`" |
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43 " `acpi | awk '{print $4}' | sed 's/,//'`", 0 |
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44 }; |
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45 |
| 0 | 46 static void |
| 47 usage() | |
| 48 { | |
| 49 fputs("usage: gridwm [-v]\n", stderr); | |
| 50 exit(1); | |
| 51 } | |
| 52 | |
| 53 static void | |
| 54 scan_wins() | |
| 55 { | |
| 56 unsigned int i, num; | |
| 57 Window *wins; | |
| 58 XWindowAttributes wa; | |
| 59 Window d1, d2; | |
| 60 | |
| 61 if(XQueryTree(dpy, root, &d1, &d2, &wins, &num)) { | |
| 62 for(i = 0; i < num; i++) { | |
| 63 if(!XGetWindowAttributes(dpy, wins[i], &wa)) | |
| 64 continue; | |
| 65 if(wa.override_redirect || XGetTransientForHint(dpy, wins[i], &d1)) | |
| 66 continue; | |
| 67 if(wa.map_state == IsViewable) | |
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68 manage(wins[i], &wa); |
| 0 | 69 } |
| 70 } | |
| 71 if(wins) | |
| 72 XFree(wins); | |
| 73 } | |
| 74 | |
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75 static int |
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76 win_property(Window w, Atom a, Atom t, long l, unsigned char **prop) |
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77 { |
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78 Atom real; |
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79 int format; |
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80 unsigned long res, extra; |
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81 int status; |
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82 |
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83 status = XGetWindowProperty(dpy, w, a, 0L, l, False, t, &real, &format, |
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84 &res, &extra, prop); |
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85 |
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86 if(status != Success || *prop == 0) { |
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87 return 0; |
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88 } |
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89 if(res == 0) { |
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90 free((void *) *prop); |
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91 } |
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92 return res; |
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93 } |
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94 |
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95 int |
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96 win_proto(Window w) |
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97 { |
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98 unsigned char *protocols; |
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99 long res; |
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100 int protos = 0; |
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101 int i; |
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102 |
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103 res = win_property(w, wm_atom[WMProtocols], XA_ATOM, 20L, &protocols); |
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104 if(res <= 0) { |
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105 return protos; |
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106 } |
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107 for(i = 0; i < res; i++) { |
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108 if(protocols[i] == wm_atom[WMDelete]) |
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109 protos |= WM_PROTOCOL_DELWIN; |
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110 } |
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111 free((char *) protocols); |
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112 return protos; |
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113 } |
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114 |
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115 void |
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116 send_message(Window w, Atom a, long value) |
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117 { |
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118 XEvent e; |
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119 |
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120 e.type = ClientMessage; |
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121 e.xclient.window = w; |
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122 e.xclient.message_type = a; |
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123 e.xclient.format = 32; |
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124 e.xclient.data.l[0] = value; |
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125 e.xclient.data.l[1] = CurrentTime; |
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126 XSendEvent(dpy, w, False, NoEventMask, &e); |
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127 XFlush(dpy); |
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128 } |
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129 |
| 0 | 130 /* |
| 131 * There's no way to check accesses to destroyed windows, thus | |
| 132 * those cases are ignored (especially on UnmapNotify's). | |
| 133 * Other types of errors call Xlib's default error handler, which | |
| 134 * calls exit(). | |
| 135 */ | |
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136 int |
| 0 | 137 error_handler(Display *dpy, XErrorEvent *error) |
| 138 { | |
| 139 if(error->error_code == BadWindow | |
| 140 || (error->request_code == X_SetInputFocus | |
| 141 && error->error_code == BadMatch) | |
| 142 || (error->request_code == X_PolyText8 | |
| 143 && error->error_code == BadDrawable) | |
| 144 || (error->request_code == X_PolyFillRectangle | |
| 145 && error->error_code == BadDrawable) | |
| 146 || (error->request_code == X_PolySegment | |
| 147 && error->error_code == BadDrawable) | |
| 148 || (error->request_code == X_ConfigureWindow | |
| 149 && error->error_code == BadMatch) | |
| 150 || (error->request_code == X_GrabKey | |
| 151 && error->error_code == BadAccess)) | |
| 152 return 0; | |
| 153 fprintf(stderr, "gridwm: fatal error: request code=%d, error code=%d\n", | |
| 154 error->request_code, error->error_code); | |
| 155 return x_error_handler(dpy, error); /* may call exit() */ | |
| 156 } | |
| 157 | |
| 158 /* | |
| 159 * Startup Error handler to check if another window manager | |
| 160 * is already running. | |
| 161 */ | |
| 162 static int | |
| 163 startup_error_handler(Display *dpy, XErrorEvent *error) | |
| 164 { | |
| 165 other_wm_running = True; | |
| 166 return -1; | |
| 167 } | |
| 168 | |
| 169 static void | |
| 170 cleanup() | |
| 171 { | |
| 14 | 172 while(clients) |
| 173 unmanage(clients); | |
| 0 | 174 XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime); |
| 175 } | |
| 176 | |
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177 void |
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178 run(void *aux) |
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179 { |
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180 spawn(dpy, aux); |
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181 } |
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182 |
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183 void |
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184 quit(void *aux) |
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185 { |
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186 running = False; |
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187 } |
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188 |
| 0 | 189 int |
| 190 main(int argc, char *argv[]) | |
| 191 { | |
| 192 int i; | |
| 193 XSetWindowAttributes wa; | |
| 194 unsigned int mask; | |
| 195 Window w; | |
| 5 | 196 XEvent ev; |
| 14 | 197 fd_set fds; |
| 198 struct timeval t, timeout = { | |
| 199 .tv_usec = 0, | |
| 200 .tv_sec = STATUSDELAY, | |
| 201 }; | |
| 0 | 202 |
| 203 /* command line args */ | |
| 204 for(i = 1; (i < argc) && (argv[i][0] == '-'); i++) { | |
| 205 switch (argv[i][1]) { | |
| 206 case 'v': | |
| 207 fprintf(stdout, "%s", version); | |
| 208 exit(0); | |
| 209 break; | |
| 210 default: | |
| 211 usage(); | |
| 212 break; | |
| 213 } | |
| 214 } | |
| 215 | |
| 216 dpy = XOpenDisplay(0); | |
| 217 if(!dpy) | |
| 218 error("gridwm: cannot connect X server\n"); | |
| 219 | |
| 220 screen = DefaultScreen(dpy); | |
| 221 root = RootWindow(dpy, screen); | |
| 222 | |
| 223 /* check if another WM is already running */ | |
| 224 other_wm_running = False; | |
| 225 XSetErrorHandler(startup_error_handler); | |
| 226 /* this causes an error if some other WM is running */ | |
| 227 XSelectInput(dpy, root, SubstructureRedirectMask); | |
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228 XFlush(dpy); |
| 0 | 229 |
| 230 if(other_wm_running) | |
| 231 error("gridwm: another window manager is already running\n"); | |
| 232 | |
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233 sx = sy = 0; |
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234 sw = DisplayWidth(dpy, screen); |
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235 sh = DisplayHeight(dpy, screen); |
| 0 | 236 sel_screen = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask); |
| 237 | |
| 238 XSetErrorHandler(0); | |
| 239 x_error_handler = XSetErrorHandler(error_handler); | |
| 240 | |
| 241 /* init atoms */ | |
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242 wm_atom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False); |
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5cc5e55a132d
added protocol killing stuff
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243 wm_atom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False); |
| 0 | 244 net_atom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False); |
| 245 net_atom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False); | |
| 246 | |
| 247 XChangeProperty(dpy, root, net_atom[NetSupported], XA_ATOM, 32, | |
| 248 PropModeReplace, (unsigned char *) net_atom, NetLast); | |
| 249 | |
| 250 | |
| 251 /* init cursors */ | |
| 252 cursor[CurNormal] = XCreateFontCursor(dpy, XC_left_ptr); | |
| 253 cursor[CurResize] = XCreateFontCursor(dpy, XC_sizing); | |
| 254 cursor[CurMove] = XCreateFontCursor(dpy, XC_fleur); | |
| 255 | |
| 8 | 256 update_keys(); |
| 0 | 257 |
| 5 | 258 /* style */ |
| 259 loadcolors(dpy, screen, &brush, BGCOLOR, FGCOLOR, BORDERCOLOR); | |
| 260 loadfont(dpy, &brush.font, FONT); | |
| 261 | |
| 262 wa.override_redirect = 1; | |
| 263 wa.background_pixmap = ParentRelative; | |
| 264 wa.event_mask = ExposureMask; | |
| 265 | |
|
26
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simplified several portions of code through replacing rect structs with x,y,h,w counterparts (much more readable)
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parents:
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266 bx = by = 0; |
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e8f627998d6f
simplified several portions of code through replacing rect structs with x,y,h,w counterparts (much more readable)
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parents:
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267 bw = sw; |
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e8f627998d6f
simplified several portions of code through replacing rect structs with x,y,h,w counterparts (much more readable)
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parents:
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268 bh = texth(&brush.font); |
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e8f627998d6f
simplified several portions of code through replacing rect structs with x,y,h,w counterparts (much more readable)
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parents:
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269 barwin = XCreateWindow(dpy, root, bx, by, bw, bh, 0, DefaultDepth(dpy, screen), |
| 5 | 270 CopyFromParent, DefaultVisual(dpy, screen), |
| 271 CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa); | |
| 272 XDefineCursor(dpy, barwin, cursor[CurNormal]); | |
| 273 XMapRaised(dpy, barwin); | |
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21
3ef108a5ca0a
implemented draw_client stuff
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parents:
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274 |
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26
e8f627998d6f
simplified several portions of code through replacing rect structs with x,y,h,w counterparts (much more readable)
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parents:
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275 brush.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen)); |
|
21
3ef108a5ca0a
implemented draw_client stuff
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parents:
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276 brush.gc = XCreateGC(dpy, root, 0, 0); |
|
3ef108a5ca0a
implemented draw_client stuff
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parents:
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277 |
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16
359b6e563b95
several changes, new stuff
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parents:
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278 pipe_spawn(statustext, sizeof(statustext), dpy, (char **)status); |
| 5 | 279 draw_bar(); |
| 0 | 280 |
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9
d567f430a81d
fixed several stuff (gridwm gets better and better)
Anselm R. Garbe <garbeam@wmii.de>
parents:
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diff
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281 wa.event_mask = SubstructureRedirectMask | EnterWindowMask \ |
|
d567f430a81d
fixed several stuff (gridwm gets better and better)
Anselm R. Garbe <garbeam@wmii.de>
parents:
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282 | LeaveWindowMask; |
| 0 | 283 wa.cursor = cursor[CurNormal]; |
| 284 XChangeWindowAttributes(dpy, root, CWEventMask | CWCursor, &wa); | |
| 285 | |
| 5 | 286 scan_wins(); |
|
3
e969f3575b7a
several new changes, made gridmenu working
Anselm R. Garbe <garbeam@wmii.de>
parents:
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287 |
| 5 | 288 while(running) { |
| 14 | 289 if(XPending(dpy) > 0) { |
| 290 XNextEvent(dpy, &ev); | |
| 291 if(handler[ev.type]) | |
| 292 (handler[ev.type]) (&ev); /* call handler */ | |
| 293 continue; | |
| 294 } | |
| 295 FD_ZERO(&fds); | |
| 296 FD_SET(ConnectionNumber(dpy), &fds); | |
| 297 t = timeout; | |
| 298 if(select(ConnectionNumber(dpy) + 1, &fds, NULL, NULL, &t) > 0) | |
| 299 continue; | |
|
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359b6e563b95
several changes, new stuff
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parents:
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300 else if(errno != EINTR) { |
|
359b6e563b95
several changes, new stuff
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parents:
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diff
changeset
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301 pipe_spawn(statustext, sizeof(statustext), dpy, (char **)status); |
| 14 | 302 draw_bar(); |
|
16
359b6e563b95
several changes, new stuff
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parents:
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303 } |
| 5 | 304 } |
| 0 | 305 |
| 306 cleanup(); | |
| 307 XCloseDisplay(dpy); | |
| 308 | |
| 309 return 0; | |
| 310 } |