Mercurial > aewl
annotate main.c @ 332:c5bea7c0231b
updated man page
| author | Anselm R. Garbe <arg@10kloc.org> |
|---|---|
| date | Tue, 22 Aug 2006 19:56:29 +0200 |
| parents | cea0c98495bc |
| children | 827f8f6c9e97 |
| 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 | |
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6 #include "dwm.h" |
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7 #include <errno.h> |
| 0 | 8 #include <stdio.h> |
| 9 #include <stdlib.h> | |
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10 #include <string.h> |
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11 #include <unistd.h> |
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12 #include <sys/select.h> |
| 0 | 13 #include <X11/cursorfont.h> |
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14 #include <X11/keysym.h> |
| 0 | 15 #include <X11/Xatom.h> |
| 16 #include <X11/Xproto.h> | |
| 17 | |
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18 /* static */ |
| 0 | 19 |
| 123 | 20 static int (*xerrorxlib)(Display *, XErrorEvent *); |
| 302 | 21 static Bool otherwm, readin; |
| 0 | 22 |
| 23 static void | |
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24 cleanup() |
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25 { |
| 302 | 26 close(STDIN_FILENO); |
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27 while(sel) { |
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28 resize(sel, True, TopLeft); |
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29 unmanage(sel); |
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30 } |
| 295 | 31 if(dc.font.set) |
| 32 XFreeFontSet(dpy, dc.font.set); | |
| 33 else | |
| 34 XFreeFont(dpy, dc.font.xfont); | |
| 292 | 35 XUngrabKey(dpy, AnyKey, AnyModifier, root); |
| 295 | 36 XFreePixmap(dpy, dc.drawable); |
| 37 XFreeGC(dpy, dc.gc); | |
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38 XDestroyWindow(dpy, barwin); |
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39 XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime); |
| 292 | 40 XSync(dpy, False); |
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41 } |
| 0 | 42 |
| 43 static void | |
| 75 | 44 scan() |
| 0 | 45 { |
| 46 unsigned int i, num; | |
| 123 | 47 Window *wins, d1, d2; |
| 0 | 48 XWindowAttributes wa; |
| 49 | |
| 292 | 50 wins = NULL; |
| 0 | 51 if(XQueryTree(dpy, root, &d1, &d2, &wins, &num)) { |
| 52 for(i = 0; i < num; i++) { | |
| 53 if(!XGetWindowAttributes(dpy, wins[i], &wa)) | |
| 54 continue; | |
| 55 if(wa.override_redirect || XGetTransientForHint(dpy, wins[i], &d1)) | |
| 56 continue; | |
| 57 if(wa.map_state == IsViewable) | |
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58 manage(wins[i], &wa); |
| 0 | 59 } |
| 60 } | |
| 61 if(wins) | |
| 62 XFree(wins); | |
| 63 } | |
| 64 | |
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65 /* |
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66 * Startup Error handler to check if another window manager |
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67 * is already running. |
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68 */ |
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69 static int |
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70 xerrorstart(Display *dsply, XErrorEvent *ee) |
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71 { |
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72 otherwm = True; |
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73 return -1; |
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74 } |
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75 |
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76 /* extern */ |
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77 |
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78 char stext[1024]; |
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79 Bool *seltag; |
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80 int screen, sx, sy, sw, sh, bx, by, bw, bh, mw; |
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81 unsigned int ntags, numlockmask; |
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82 Atom wmatom[WMLast], netatom[NetLast]; |
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83 Bool running = True; |
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84 Bool issel = True; |
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85 Client *clients = NULL; |
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86 Client *sel = NULL; |
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87 Cursor cursor[CurLast]; |
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88 Display *dpy; |
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89 DC dc = {0}; |
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90 Window root, barwin; |
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91 |
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92 int |
| 75 | 93 getproto(Window w) |
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94 { |
| 329 | 95 int i, format, protos, status; |
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96 unsigned long extra, res; |
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97 Atom *protocols, real; |
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98 |
| 329 | 99 protos = 0; |
| 100 status = XGetWindowProperty(dpy, w, wmatom[WMProtocols], 0L, 20L, False, | |
| 101 XA_ATOM, &real, &format, &res, &extra, (unsigned char **)&protocols); | |
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102 if(status != Success || protocols == 0) |
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103 return protos; |
| 329 | 104 for(i = 0; i < res; i++) |
| 77 | 105 if(protocols[i] == wmatom[WMDelete]) |
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106 protos |= PROTODELWIN; |
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107 free(protocols); |
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108 return protos; |
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109 } |
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110 |
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111 void |
| 74 | 112 sendevent(Window w, Atom a, long value) |
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113 { |
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114 XEvent e; |
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115 |
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116 e.type = ClientMessage; |
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117 e.xclient.window = w; |
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118 e.xclient.message_type = a; |
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119 e.xclient.format = 32; |
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120 e.xclient.data.l[0] = value; |
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121 e.xclient.data.l[1] = CurrentTime; |
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122 XSendEvent(dpy, w, False, NoEventMask, &e); |
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123 XSync(dpy, False); |
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124 } |
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125 |
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126 void |
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127 quit(Arg *arg) |
| 75 | 128 { |
| 302 | 129 readin = running = False; |
| 75 | 130 } |
| 131 | |
| 132 /* | |
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133 * There's no way to check accesses to destroyed windows, thus those cases are |
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134 * ignored (especially on UnmapNotify's). Other types of errors call Xlibs |
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135 * default error handler, which calls exit(). |
| 0 | 136 */ |
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137 int |
| 75 | 138 xerror(Display *dpy, XErrorEvent *ee) |
| 0 | 139 { |
| 75 | 140 if(ee->error_code == BadWindow |
| 123 | 141 || (ee->request_code == X_SetInputFocus && ee->error_code == BadMatch) |
| 142 || (ee->request_code == X_PolyText8 && ee->error_code == BadDrawable) | |
| 143 || (ee->request_code == X_PolyFillRectangle && ee->error_code == BadDrawable) | |
| 144 || (ee->request_code == X_PolySegment && ee->error_code == BadDrawable) | |
| 145 || (ee->request_code == X_ConfigureWindow && ee->error_code == BadMatch) | |
| 146 || (ee->request_code == X_GrabKey && ee->error_code == BadAccess)) | |
| 0 | 147 return 0; |
| 34 | 148 fprintf(stderr, "dwm: fatal error: request code=%d, error code=%d\n", |
| 123 | 149 ee->request_code, ee->error_code); |
| 75 | 150 return xerrorxlib(dpy, ee); /* may call exit() */ |
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151 } |
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152 |
| 0 | 153 int |
| 154 main(int argc, char *argv[]) | |
| 155 { | |
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156 int i, j, xfd; |
| 123 | 157 unsigned int mask; |
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158 fd_set rd; |
| 0 | 159 Window w; |
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160 XModifierKeymap *modmap; |
| 123 | 161 XSetWindowAttributes wa; |
| 0 | 162 |
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163 if(argc == 2 && !strncmp("-v", argv[1], 3)) { |
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164 fputs("dwm-"VERSION", (C)opyright MMVI Anselm R. Garbe\n", stdout); |
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165 exit(EXIT_SUCCESS); |
| 0 | 166 } |
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167 else if(argc != 1) |
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168 eprint("usage: dwm [-v]\n"); |
| 0 | 169 |
| 170 dpy = XOpenDisplay(0); | |
| 171 if(!dpy) | |
| 197 | 172 eprint("dwm: cannot open display\n"); |
| 0 | 173 |
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174 xfd = ConnectionNumber(dpy); |
| 0 | 175 screen = DefaultScreen(dpy); |
| 176 root = RootWindow(dpy, screen); | |
| 177 | |
| 75 | 178 otherwm = False; |
| 179 XSetErrorHandler(xerrorstart); | |
| 197 | 180 /* this causes an error if some other window manager is running */ |
| 0 | 181 XSelectInput(dpy, root, SubstructureRedirectMask); |
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182 XSync(dpy, False); |
| 0 | 183 |
| 75 | 184 if(otherwm) |
| 185 eprint("dwm: another window manager is already running\n"); | |
| 0 | 186 |
| 292 | 187 XSync(dpy, False); |
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188 XSetErrorHandler(NULL); |
| 75 | 189 xerrorxlib = XSetErrorHandler(xerror); |
| 275 | 190 XSync(dpy, False); |
| 0 | 191 |
| 192 /* init atoms */ | |
| 77 | 193 wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False); |
| 194 wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False); | |
| 195 netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False); | |
| 196 netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False); | |
| 197 XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32, | |
| 198 PropModeReplace, (unsigned char *) netatom, NetLast); | |
| 0 | 199 |
| 200 /* init cursors */ | |
| 201 cursor[CurNormal] = XCreateFontCursor(dpy, XC_left_ptr); | |
| 202 cursor[CurResize] = XCreateFontCursor(dpy, XC_sizing); | |
| 203 cursor[CurMove] = XCreateFontCursor(dpy, XC_fleur); | |
| 204 | |
|
291
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205 modmap = XGetModifierMapping(dpy); |
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206 for (i = 0; i < 8; i++) { |
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207 for (j = 0; j < modmap->max_keypermod; j++) { |
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208 if(modmap->modifiermap[i * modmap->max_keypermod + j] == XKeysymToKeycode(dpy, XK_Num_Lock)) |
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209 numlockmask = (1 << i); |
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210 } |
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211 } |
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212 XFree(modmap); |
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213 |
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214 wa.event_mask = SubstructureRedirectMask | SubstructureNotifyMask | EnterWindowMask | LeaveWindowMask; |
|
281
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215 wa.cursor = cursor[CurNormal]; |
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216 XChangeWindowAttributes(dpy, root, CWEventMask | CWCursor, &wa); |
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217 |
| 73 | 218 grabkeys(); |
| 191 | 219 initrregs(); |
| 0 | 220 |
|
178
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removed TLast tag enum, now tags is simple defined as char *[] array, the rest is calculated correctly, rules take an int array for the tags
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221 for(ntags = 0; tags[ntags]; ntags++); |
|
262
d659a2dce2b5
implemented viewextend and added M-S-C-n shortcuts for extending the current view... updated man page (works great!) nice feature
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222 seltag = emallocz(sizeof(Bool) * ntags); |
| 326 | 223 seltag[0] = True; |
|
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224 |
| 5 | 225 /* style */ |
| 74 | 226 dc.bg = getcolor(BGCOLOR); |
| 227 dc.fg = getcolor(FGCOLOR); | |
|
237
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readded border color, this sucks least
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228 dc.border = getcolor(BORDERCOLOR); |
| 74 | 229 setfont(FONT); |
| 5 | 230 |
|
57
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231 sx = sy = 0; |
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232 sw = DisplayWidth(dpy, screen); |
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233 sh = DisplayHeight(dpy, screen); |
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234 mw = (sw * MASTERW) / 100; |
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235 |
|
291
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236 bx = by = 0; |
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237 bw = sw; |
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238 dc.h = bh = dc.font.height + 4; |
|
57
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239 wa.override_redirect = 1; |
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240 wa.background_pixmap = ParentRelative; |
|
58
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made barclick to select the specific tag
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241 wa.event_mask = ButtonPressMask | ExposureMask; |
|
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242 barwin = XCreateWindow(dpy, root, bx, by, bw, bh, 0, DefaultDepth(dpy, screen), |
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243 CopyFromParent, DefaultVisual(dpy, screen), |
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244 CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa); |
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245 XDefineCursor(dpy, barwin, cursor[CurNormal]); |
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246 XMapRaised(dpy, barwin); |
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247 |
|
60
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248 dc.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen)); |
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249 dc.gc = XCreateGC(dpy, root, 0, 0); |
|
222
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applied Sanders tiny patches
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250 |
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251 strcpy(stext, "dwm-"VERSION); |
| 74 | 252 drawstatus(); |
|
60
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253 |
|
57
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254 issel = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask); |
|
21
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255 |
| 75 | 256 scan(); |
|
3
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several new changes, made gridmenu working
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257 |
| 214 | 258 /* main event loop, also reads status text from stdin */ |
| 242 | 259 XSync(dpy, False); |
| 292 | 260 procevent(); |
| 302 | 261 readin = True; |
| 5 | 262 while(running) { |
|
59
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263 FD_ZERO(&rd); |
|
164
21071ae1fe68
made fullscreen apps working fine in floating mode (there is no sane way to make them work in tiled mode, thus I switch to floating mode if I run such kind of app), also fixed the xterm issue reported by Sander
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264 if(readin) |
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265 FD_SET(STDIN_FILENO, &rd); |
|
265
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reducing ConnectionNumber calls to a bare minimum
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266 FD_SET(xfd, &rd); |
|
266
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supplying NULL args in select
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267 i = select(xfd + 1, &rd, NULL, NULL, NULL); |
|
316
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268 if((i == -1) && (errno == EINTR)) |
|
59
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269 continue; |
|
316
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270 if(i > 0) { |
|
164
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271 if(readin && FD_ISSET(STDIN_FILENO, &rd)) { |
|
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272 readin = NULL != fgets(stext, sizeof(stext), stdin); |
|
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made fullscreen apps working fine in floating mode (there is no sane way to make them work in tiled mode, thus I switch to floating mode if I run such kind of app), also fixed the xterm issue reported by Sander
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273 if(readin) |
|
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made fullscreen apps working fine in floating mode (there is no sane way to make them work in tiled mode, thus I switch to floating mode if I run such kind of app), also fixed the xterm issue reported by Sander
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274 stext[strlen(stext) - 1] = 0; |
|
162
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275 else |
|
164
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made fullscreen apps working fine in floating mode (there is no sane way to make them work in tiled mode, thus I switch to floating mode if I run such kind of app), also fixed the xterm issue reported by Sander
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276 strcpy(stext, "broken pipe"); |
| 74 | 277 drawstatus(); |
|
59
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278 } |
|
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279 } |
|
316
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280 else if(i < 0) |
|
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281 eprint("select failed\n"); |
| 293 | 282 procevent(); |
| 5 | 283 } |
| 0 | 284 cleanup(); |
| 285 XCloseDisplay(dpy); | |
| 286 | |
| 287 return 0; | |
| 288 } |