Mercurial > aewl
annotate main.c @ 542:21a924818b61
forgot to use -tr, which actually prevents the ugly flicker (using xsetroot -solid black as root window pixmap to make this work nicely)
| author | arg@mig29 |
|---|---|
| date | Thu, 26 Oct 2006 12:22:26 +0200 |
| parents | 651f2c868b31 |
| children | fe766305eed1 |
| rev | line source |
|---|---|
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1 /* (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com> |
| 0 | 2 * See LICENSE file for license details. |
| 3 */ | |
| 4 | |
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5 #include "dwm.h" |
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6 #include <errno.h> |
| 0 | 7 #include <stdio.h> |
| 8 #include <stdlib.h> | |
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9 #include <string.h> |
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10 #include <unistd.h> |
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11 #include <sys/select.h> |
| 0 | 12 #include <X11/cursorfont.h> |
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13 #include <X11/keysym.h> |
| 0 | 14 #include <X11/Xatom.h> |
| 15 #include <X11/Xproto.h> | |
| 16 | |
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17 /* extern */ |
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18 |
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19 char stext[1024]; |
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20 Bool *seltag; |
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21 int bx, by, bw, bh, bmw, masterd, screen, sx, sy, sw, sh; |
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22 unsigned int master, ntags, numlockmask; |
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23 Atom wmatom[WMLast], netatom[NetLast]; |
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24 Bool running = True; |
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25 Bool issel = True; |
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26 Client *clients = NULL; |
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27 Client *sel = NULL; |
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28 Client *stack = NULL; |
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29 Cursor cursor[CurLast]; |
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30 Display *dpy; |
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31 DC dc = {0}; |
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32 Window root, barwin; |
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33 |
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34 /* static */ |
| 0 | 35 |
| 123 | 36 static int (*xerrorxlib)(Display *, XErrorEvent *); |
| 302 | 37 static Bool otherwm, readin; |
| 0 | 38 |
| 39 static void | |
| 487 | 40 cleanup(void) { |
| 302 | 41 close(STDIN_FILENO); |
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42 while(sel) { |
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43 resize(sel, True, TopLeft); |
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44 unmanage(sel); |
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45 } |
| 295 | 46 if(dc.font.set) |
| 47 XFreeFontSet(dpy, dc.font.set); | |
| 48 else | |
| 49 XFreeFont(dpy, dc.font.xfont); | |
| 292 | 50 XUngrabKey(dpy, AnyKey, AnyModifier, root); |
| 295 | 51 XFreePixmap(dpy, dc.drawable); |
| 52 XFreeGC(dpy, dc.gc); | |
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53 XDestroyWindow(dpy, barwin); |
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54 XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime); |
| 292 | 55 XSync(dpy, False); |
| 433 | 56 free(seltag); |
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57 } |
| 0 | 58 |
| 59 static void | |
| 487 | 60 scan(void) { |
| 0 | 61 unsigned int i, num; |
| 123 | 62 Window *wins, d1, d2; |
| 0 | 63 XWindowAttributes wa; |
| 64 | |
| 292 | 65 wins = NULL; |
| 0 | 66 if(XQueryTree(dpy, root, &d1, &d2, &wins, &num)) { |
| 67 for(i = 0; i < num; i++) { | |
| 68 if(!XGetWindowAttributes(dpy, wins[i], &wa)) | |
| 69 continue; | |
| 70 if(wa.override_redirect || XGetTransientForHint(dpy, wins[i], &d1)) | |
| 71 continue; | |
| 72 if(wa.map_state == IsViewable) | |
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73 manage(wins[i], &wa); |
| 0 | 74 } |
| 75 } | |
| 76 if(wins) | |
| 77 XFree(wins); | |
| 78 } | |
| 79 | |
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80 static void |
| 487 | 81 setup(void) { |
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82 int i, j; |
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83 unsigned int mask; |
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84 Window w; |
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85 XModifierKeymap *modmap; |
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86 XSetWindowAttributes wa; |
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87 |
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88 /* init atoms */ |
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89 wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False); |
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90 wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False); |
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91 netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False); |
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92 netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False); |
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93 XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32, |
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94 PropModeReplace, (unsigned char *) netatom, NetLast); |
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95 /* init cursors */ |
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96 cursor[CurNormal] = XCreateFontCursor(dpy, XC_left_ptr); |
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97 cursor[CurResize] = XCreateFontCursor(dpy, XC_sizing); |
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98 cursor[CurMove] = XCreateFontCursor(dpy, XC_fleur); |
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99 /* init modifier map */ |
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100 modmap = XGetModifierMapping(dpy); |
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101 for (i = 0; i < 8; i++) { |
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102 for (j = 0; j < modmap->max_keypermod; j++) { |
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103 if(modmap->modifiermap[i * modmap->max_keypermod + j] == XKeysymToKeycode(dpy, XK_Num_Lock)) |
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104 numlockmask = (1 << i); |
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105 } |
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106 } |
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107 XFree(modmap); |
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108 /* select for events */ |
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109 wa.event_mask = SubstructureRedirectMask | SubstructureNotifyMask |
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110 | EnterWindowMask | LeaveWindowMask; |
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111 wa.cursor = cursor[CurNormal]; |
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112 XChangeWindowAttributes(dpy, root, CWEventMask | CWCursor, &wa); |
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113 grabkeys(); |
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114 initrregs(); |
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115 for(ntags = 0; tags[ntags]; ntags++); |
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116 seltag = emallocz(sizeof(Bool) * ntags); |
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117 seltag[0] = True; |
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118 /* style */ |
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119 dc.norm[ColBG] = getcolor(NORMBGCOLOR); |
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120 dc.norm[ColFG] = getcolor(NORMFGCOLOR); |
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121 dc.sel[ColBG] = getcolor(SELBGCOLOR); |
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122 dc.sel[ColFG] = getcolor(SELFGCOLOR); |
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123 dc.status[ColBG] = getcolor(STATUSBGCOLOR); |
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124 dc.status[ColFG] = getcolor(STATUSFGCOLOR); |
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125 setfont(FONT); |
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126 /* geometry */ |
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127 bmw = textw(TILESYMBOL) > textw(FLOATSYMBOL) ? textw(TILESYMBOL) : textw(FLOATSYMBOL); |
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128 sx = sy = 0; |
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129 sw = DisplayWidth(dpy, screen); |
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130 sh = DisplayHeight(dpy, screen); |
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131 master = MASTER; |
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132 /* bar */ |
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133 bx = by = 0; |
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134 bw = sw; |
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135 dc.h = bh = dc.font.height + 2; |
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136 wa.override_redirect = 1; |
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137 wa.background_pixmap = ParentRelative; |
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138 wa.event_mask = ButtonPressMask | ExposureMask; |
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|
139 barwin = XCreateWindow(dpy, root, bx, by, bw, bh, 0, DefaultDepth(dpy, screen), |
|
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|
140 CopyFromParent, DefaultVisual(dpy, screen), |
|
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|
141 CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa); |
|
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142 XDefineCursor(dpy, barwin, cursor[CurNormal]); |
|
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143 XMapRaised(dpy, barwin); |
|
532
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|
144 strcpy(stext, "dwm-"VERSION); |
|
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|
145 /* pixmap for everything */ |
|
333
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|
146 dc.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen)); |
|
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|
147 dc.gc = XCreateGC(dpy, root, 0, 0); |
|
344
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changing tag indicator through underline
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|
148 XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter); |
|
532
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149 /* multihead support */ |
|
333
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150 issel = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask); |
|
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151 } |
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152 |
|
76
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|
153 /* |
|
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154 * Startup Error handler to check if another window manager |
|
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155 * is already running. |
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156 */ |
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157 static int |
|
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158 xerrorstart(Display *dsply, XErrorEvent *ee) { |
|
76
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159 otherwm = True; |
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160 return -1; |
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161 } |
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162 |
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84
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163 /* extern */ |
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164 |
|
13
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165 int |
|
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166 getproto(Window w) { |
| 329 | 167 int i, format, protos, status; |
|
328
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168 unsigned long extra, res; |
|
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169 Atom *protocols, real; |
|
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170 |
| 329 | 171 protos = 0; |
| 172 status = XGetWindowProperty(dpy, w, wmatom[WMProtocols], 0L, 20L, False, | |
| 173 XA_ATOM, &real, &format, &res, &extra, (unsigned char **)&protocols); | |
|
328
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174 if(status != Success || protocols == 0) |
|
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175 return protos; |
| 329 | 176 for(i = 0; i < res; i++) |
| 77 | 177 if(protocols[i] == wmatom[WMDelete]) |
|
157
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178 protos |= PROTODELWIN; |
|
328
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179 free(protocols); |
|
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180 return protos; |
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181 } |
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182 |
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183 void |
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184 sendevent(Window w, Atom a, long value) { |
|
13
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185 XEvent e; |
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186 |
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187 e.type = ClientMessage; |
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188 e.xclient.window = w; |
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189 e.xclient.message_type = a; |
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190 e.xclient.format = 32; |
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191 e.xclient.data.l[0] = value; |
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192 e.xclient.data.l[1] = CurrentTime; |
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193 XSendEvent(dpy, w, False, NoEventMask, &e); |
|
79
aabebd6e61f3
fixed XSync handling and finished man page
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194 XSync(dpy, False); |
|
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195 } |
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196 |
|
76
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197 void |
|
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198 quit(Arg *arg) { |
| 302 | 199 readin = running = False; |
| 75 | 200 } |
| 201 | |
|
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202 /* There's no way to check accesses to destroyed windows, thus those cases are |
|
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203 * ignored (especially on UnmapNotify's). Other types of errors call Xlibs |
|
455
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204 * default error handler, which may call exit. |
| 0 | 205 */ |
|
10
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206 int |
|
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207 xerror(Display *dpy, XErrorEvent *ee) { |
| 75 | 208 if(ee->error_code == BadWindow |
| 123 | 209 || (ee->request_code == X_SetInputFocus && ee->error_code == BadMatch) |
| 210 || (ee->request_code == X_PolyText8 && ee->error_code == BadDrawable) | |
| 211 || (ee->request_code == X_PolyFillRectangle && ee->error_code == BadDrawable) | |
| 212 || (ee->request_code == X_PolySegment && ee->error_code == BadDrawable) | |
| 213 || (ee->request_code == X_ConfigureWindow && ee->error_code == BadMatch) | |
|
458
81fcd7ddafee
applied Christof Musik's multihead patch for a pathologic cornercase
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214 || (ee->request_code == X_GrabKey && ee->error_code == BadAccess) |
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215 || (ee->request_code == X_CopyArea && ee->error_code == BadDrawable)) |
| 0 | 216 return 0; |
| 34 | 217 fprintf(stderr, "dwm: fatal error: request code=%d, error code=%d\n", |
| 123 | 218 ee->request_code, ee->error_code); |
|
455
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219 return xerrorxlib(dpy, ee); /* may call exit */ |
|
27
f96fb3fd8203
added grid mode on Mod1Mask g
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220 } |
|
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221 |
| 0 | 222 int |
|
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223 main(int argc, char *argv[]) { |
|
333
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224 int r, xfd; |
|
59
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225 fd_set rd; |
| 0 | 226 |
|
137
77922a389fa8
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227 if(argc == 2 && !strncmp("-v", argv[1], 3)) { |
|
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228 fputs("dwm-"VERSION", (C)opyright MMVI Anselm R. Garbe\n", stdout); |
|
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229 exit(EXIT_SUCCESS); |
| 0 | 230 } |
|
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231 else if(argc != 1) |
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232 eprint("usage: dwm [-v]\n"); |
| 0 | 233 dpy = XOpenDisplay(0); |
| 234 if(!dpy) | |
| 197 | 235 eprint("dwm: cannot open display\n"); |
|
265
573b1c4a71a4
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|
236 xfd = ConnectionNumber(dpy); |
| 0 | 237 screen = DefaultScreen(dpy); |
| 238 root = RootWindow(dpy, screen); | |
| 75 | 239 otherwm = False; |
| 240 XSetErrorHandler(xerrorstart); | |
| 197 | 241 /* this causes an error if some other window manager is running */ |
| 0 | 242 XSelectInput(dpy, root, SubstructureRedirectMask); |
|
78
0d71fb80b592
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|
243 XSync(dpy, False); |
| 75 | 244 if(otherwm) |
| 245 eprint("dwm: another window manager is already running\n"); | |
| 0 | 246 |
| 292 | 247 XSync(dpy, False); |
|
78
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248 XSetErrorHandler(NULL); |
| 75 | 249 xerrorxlib = XSetErrorHandler(xerror); |
| 275 | 250 XSync(dpy, False); |
|
333
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|
251 setup(); |
| 74 | 252 drawstatus(); |
| 75 | 253 scan(); |
|
3
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several new changes, made gridmenu working
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|
254 |
| 214 | 255 /* main event loop, also reads status text from stdin */ |
| 242 | 256 XSync(dpy, False); |
| 292 | 257 procevent(); |
| 302 | 258 readin = True; |
| 5 | 259 while(running) { |
|
59
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|
260 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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|
261 if(readin) |
|
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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|
262 FD_SET(STDIN_FILENO, &rd); |
|
265
573b1c4a71a4
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262
diff
changeset
|
263 FD_SET(xfd, &rd); |
|
333
827f8f6c9e97
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|
264 r = select(xfd + 1, &rd, NULL, NULL, NULL); |
|
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|
265 if((r == -1) && (errno == EINTR)) |
|
59
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|
266 continue; |
|
333
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changeset
|
267 if(r > 0) { |
|
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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|
268 if(readin && FD_ISSET(STDIN_FILENO, &rd)) { |
|
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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diff
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|
269 readin = NULL != fgets(stext, sizeof(stext), stdin); |
|
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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changeset
|
270 if(readin) |
|
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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162
diff
changeset
|
271 stext[strlen(stext) - 1] = 0; |
|
162
a6a31e485fbd
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157
diff
changeset
|
272 else |
|
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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|
273 strcpy(stext, "broken pipe"); |
| 74 | 274 drawstatus(); |
|
59
5d4653de9a1c
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|
275 } |
|
5d4653de9a1c
implemented dwm reading status text from stdin
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|
276 } |
|
333
827f8f6c9e97
separated setup stuff into main.c:setup() - this makes main() more readable
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changeset
|
277 else if(r < 0) |
|
316
d69cdb180a3e
small changes to dwm.1, rearranged order within main event loop
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309
diff
changeset
|
278 eprint("select failed\n"); |
| 293 | 279 procevent(); |
| 5 | 280 } |
| 0 | 281 cleanup(); |
| 282 XCloseDisplay(dpy); | |
| 283 return 0; | |
| 284 } |