author | Anselm R. Garbe <garbeam@wmii.de> |
Sat, 15 Jul 2006 17:00:56 +0200 | |
changeset 76 | 4bd49f404f10 |
parent 75 | f08271b7cb20 |
child 77 | 38c8f7f7d401 |
permissions | -rw-r--r-- |
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 |
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8 |
#include <errno.h> |
0 | 9 |
#include <stdio.h> |
10 |
#include <stdlib.h> |
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11 |
#include <string.h> |
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12 |
#include <unistd.h> |
0 | 13 |
#include <X11/cursorfont.h> |
14 |
#include <X11/Xatom.h> |
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15 |
#include <X11/Xproto.h> |
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16 |
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17 |
Display *dpy; |
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5 | 18 |
Window root, barwin; |
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19 |
Atom wm_atom[WMLast], net_atom[NetLast]; |
0 | 20 |
Cursor cursor[CurLast]; |
5 | 21 |
Bool running = True; |
31 | 22 |
Bool issel; |
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23 |
|
31 | 24 |
int tsel = Tdev; /* default tag */ |
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25 |
int screen, sx, sy, sw, sh, bx, by, bw, bh, mw; |
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26 |
char stext[1024]; |
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27 |
|
34 | 28 |
DC dc = {0}; |
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29 |
Client *clients = NULL; |
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30 |
Client *sel = NULL; |
0 | 31 |
|
75 | 32 |
static Bool otherwm; |
31 | 33 |
static const char version[] = |
57
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34 |
"dwm-" VERSION ", (C)opyright MMVI Anselm R. Garbe\n"; |
75 | 35 |
static int (*xerrorxlib)(Display *, XErrorEvent *); |
0 | 36 |
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37 |
/* static functions */ |
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|
0 | 39 |
static void |
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cleanup() |
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41 |
{ |
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42 |
while(sel) { |
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43 |
resize(sel, True); |
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44 |
unmanage(sel); |
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45 |
} |
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46 |
XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime); |
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47 |
} |
0 | 48 |
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49 |
static void |
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75 | 50 |
scan() |
0 | 51 |
{ |
52 |
unsigned int i, num; |
|
53 |
Window *wins; |
|
54 |
XWindowAttributes wa; |
|
55 |
Window d1, d2; |
|
56 |
||
57 |
if(XQueryTree(dpy, root, &d1, &d2, &wins, &num)) { |
|
58 |
for(i = 0; i < num; i++) { |
|
59 |
if(!XGetWindowAttributes(dpy, wins[i], &wa)) |
|
60 |
continue; |
|
61 |
if(wa.override_redirect || XGetTransientForHint(dpy, wins[i], &d1)) |
|
62 |
continue; |
|
63 |
if(wa.map_state == IsViewable) |
|
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64 |
manage(wins[i], &wa); |
0 | 65 |
} |
66 |
} |
|
67 |
if(wins) |
|
68 |
XFree(wins); |
|
69 |
} |
|
70 |
||
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71 |
static int |
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72 |
win_property(Window w, Atom a, Atom t, long l, unsigned char **prop) |
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73 |
{ |
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74 |
Atom real; |
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75 |
int format; |
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76 |
unsigned long res, extra; |
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77 |
int status; |
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78 |
|
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79 |
status = XGetWindowProperty(dpy, w, a, 0L, l, False, t, &real, &format, |
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80 |
&res, &extra, prop); |
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81 |
|
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82 |
if(status != Success || *prop == 0) { |
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83 |
return 0; |
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84 |
} |
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85 |
if(res == 0) { |
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86 |
free((void *) *prop); |
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87 |
} |
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88 |
return res; |
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89 |
} |
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90 |
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/* |
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92 |
* Startup Error handler to check if another window manager |
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93 |
* is already running. |
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94 |
*/ |
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static int |
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96 |
xerrorstart(Display *dsply, XErrorEvent *ee) |
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97 |
{ |
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98 |
otherwm = True; |
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99 |
return -1; |
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} |
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101 |
|
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102 |
/* extern functions */ |
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103 |
|
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104 |
int |
75 | 105 |
getproto(Window w) |
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106 |
{ |
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|
107 |
unsigned char *protocols; |
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108 |
long res; |
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109 |
int protos = 0; |
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110 |
int i; |
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111 |
|
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112 |
res = win_property(w, wm_atom[WMProtocols], XA_ATOM, 20L, &protocols); |
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113 |
if(res <= 0) { |
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114 |
return protos; |
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115 |
} |
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116 |
for(i = 0; i < res; i++) { |
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117 |
if(protocols[i] == wm_atom[WMDelete]) |
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118 |
protos |= WM_PROTOCOL_DELWIN; |
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119 |
} |
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120 |
free((char *) protocols); |
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121 |
return protos; |
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122 |
} |
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123 |
|
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124 |
void |
74 | 125 |
sendevent(Window w, Atom a, long value) |
13
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126 |
{ |
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127 |
XEvent e; |
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128 |
|
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129 |
e.type = ClientMessage; |
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130 |
e.xclient.window = w; |
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131 |
e.xclient.message_type = a; |
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|
132 |
e.xclient.format = 32; |
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133 |
e.xclient.data.l[0] = value; |
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134 |
e.xclient.data.l[1] = CurrentTime; |
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135 |
XSendEvent(dpy, w, False, NoEventMask, &e); |
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136 |
XFlush(dpy); |
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137 |
} |
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138 |
|
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139 |
void |
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|
140 |
quit(Arg *arg) |
75 | 141 |
{ |
76
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|
142 |
running = False; |
75 | 143 |
} |
144 |
||
145 |
/* |
|
0 | 146 |
* There's no way to check accesses to destroyed windows, thus |
147 |
* those cases are ignored (especially on UnmapNotify's). |
|
148 |
* Other types of errors call Xlib's default error handler, which |
|
149 |
* calls exit(). |
|
150 |
*/ |
|
10
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|
151 |
int |
75 | 152 |
xerror(Display *dpy, XErrorEvent *ee) |
0 | 153 |
{ |
75 | 154 |
if(ee->error_code == BadWindow |
155 |
|| (ee->request_code == X_SetInputFocus |
|
156 |
&& ee->error_code == BadMatch) |
|
157 |
|| (ee->request_code == X_PolyText8 |
|
158 |
&& ee->error_code == BadDrawable) |
|
159 |
|| (ee->request_code == X_PolyFillRectangle |
|
160 |
&& ee->error_code == BadDrawable) |
|
161 |
|| (ee->request_code == X_PolySegment |
|
162 |
&& ee->error_code == BadDrawable) |
|
163 |
|| (ee->request_code == X_ConfigureWindow |
|
164 |
&& ee->error_code == BadMatch) |
|
165 |
|| (ee->request_code == X_GrabKey |
|
166 |
&& ee->error_code == BadAccess)) |
|
0 | 167 |
return 0; |
34 | 168 |
fprintf(stderr, "dwm: fatal error: request code=%d, error code=%d\n", |
75 | 169 |
ee->request_code, ee->error_code); |
170 |
return xerrorxlib(dpy, ee); /* may call exit() */ |
|
27
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|
171 |
} |
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|
172 |
|
0 | 173 |
int |
174 |
main(int argc, char *argv[]) |
|
175 |
{ |
|
59
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diff
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|
176 |
int i, n; |
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|
177 |
fd_set rd; |
0 | 178 |
XSetWindowAttributes wa; |
179 |
unsigned int mask; |
|
65
4f7b232bd72d
if stdin writer stops working, dwm consumed much IO load because it still tried to select on this fd, fixed
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|
180 |
Bool readstdin = True; |
0 | 181 |
Window w; |
5 | 182 |
XEvent ev; |
0 | 183 |
|
184 |
for(i = 1; (i < argc) && (argv[i][0] == '-'); i++) { |
|
185 |
switch (argv[i][1]) { |
|
186 |
case 'v': |
|
187 |
fprintf(stdout, "%s", version); |
|
188 |
exit(0); |
|
189 |
break; |
|
190 |
default: |
|
76
4bd49f404f10
proceeded with cleaning up, sorting functions, etc
Anselm R. Garbe <garbeam@wmii.de>
parents:
75
diff
changeset
|
191 |
eprint("usage: dwm [-v]\n"); |
0 | 192 |
break; |
193 |
} |
|
194 |
} |
|
195 |
||
196 |
dpy = XOpenDisplay(0); |
|
197 |
if(!dpy) |
|
75 | 198 |
eprint("dwm: cannot connect X server\n"); |
0 | 199 |
|
200 |
screen = DefaultScreen(dpy); |
|
201 |
root = RootWindow(dpy, screen); |
|
202 |
||
203 |
/* check if another WM is already running */ |
|
75 | 204 |
otherwm = False; |
205 |
XSetErrorHandler(xerrorstart); |
|
0 | 206 |
/* this causes an error if some other WM is running */ |
207 |
XSelectInput(dpy, root, SubstructureRedirectMask); |
|
3
e969f3575b7a
several new changes, made gridmenu working
Anselm R. Garbe <garbeam@wmii.de>
parents:
2
diff
changeset
|
208 |
XFlush(dpy); |
0 | 209 |
|
75 | 210 |
if(otherwm) |
211 |
eprint("dwm: another window manager is already running\n"); |
|
0 | 212 |
|
213 |
XSetErrorHandler(0); |
|
75 | 214 |
xerrorxlib = XSetErrorHandler(xerror); |
0 | 215 |
|
216 |
/* init atoms */ |
|
13
5cc5e55a132d
added protocol killing stuff
Anselm R. Garbe <garbeam@wmii.de>
parents:
10
diff
changeset
|
217 |
wm_atom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False); |
5cc5e55a132d
added protocol killing stuff
Anselm R. Garbe <garbeam@wmii.de>
parents:
10
diff
changeset
|
218 |
wm_atom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False); |
0 | 219 |
net_atom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False); |
220 |
net_atom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False); |
|
221 |
XChangeProperty(dpy, root, net_atom[NetSupported], XA_ATOM, 32, |
|
222 |
PropModeReplace, (unsigned char *) net_atom, NetLast); |
|
223 |
||
224 |
/* init cursors */ |
|
225 |
cursor[CurNormal] = XCreateFontCursor(dpy, XC_left_ptr); |
|
226 |
cursor[CurResize] = XCreateFontCursor(dpy, XC_sizing); |
|
227 |
cursor[CurMove] = XCreateFontCursor(dpy, XC_fleur); |
|
228 |
||
73 | 229 |
grabkeys(); |
0 | 230 |
|
5 | 231 |
/* style */ |
74 | 232 |
dc.bg = getcolor(BGCOLOR); |
233 |
dc.fg = getcolor(FGCOLOR); |
|
234 |
dc.border = getcolor(BORDERCOLOR); |
|
235 |
setfont(FONT); |
|
5 | 236 |
|
57
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
237 |
sx = sy = 0; |
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
238 |
sw = DisplayWidth(dpy, screen); |
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
239 |
sh = DisplayHeight(dpy, screen); |
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
240 |
mw = (sw * MASTERW) / 100; |
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
241 |
|
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
242 |
wa.override_redirect = 1; |
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
243 |
wa.background_pixmap = ParentRelative; |
58
1269bd127551
made barclick to select the specific tag
Anselm R. Garbe <garbeam@wmii.de>
parents:
57
diff
changeset
|
244 |
wa.event_mask = ButtonPressMask | ExposureMask; |
5 | 245 |
|
57
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
246 |
bx = by = 0; |
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
247 |
bw = sw; |
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
248 |
dc.h = bh = dc.font.height + 4; |
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
249 |
barwin = XCreateWindow(dpy, root, bx, by, bw, bh, 0, DefaultDepth(dpy, screen), |
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
250 |
CopyFromParent, DefaultVisual(dpy, screen), |
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
251 |
CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa); |
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
252 |
XDefineCursor(dpy, barwin, cursor[CurNormal]); |
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
253 |
XMapRaised(dpy, barwin); |
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
254 |
|
60
24f9c674d03f
made stdin reader more robust
Anselm R. Garbe <garbeam@wmii.de>
parents:
59
diff
changeset
|
255 |
dc.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen)); |
24f9c674d03f
made stdin reader more robust
Anselm R. Garbe <garbeam@wmii.de>
parents:
59
diff
changeset
|
256 |
dc.gc = XCreateGC(dpy, root, 0, 0); |
74 | 257 |
drawstatus(); |
60
24f9c674d03f
made stdin reader more robust
Anselm R. Garbe <garbeam@wmii.de>
parents:
59
diff
changeset
|
258 |
|
57
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
259 |
issel = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask); |
21
3ef108a5ca0a
implemented draw_client stuff
Anselm R. Garbe <garbeam@wmii.de>
parents:
16
diff
changeset
|
260 |
|
9
d567f430a81d
fixed several stuff (gridwm gets better and better)
Anselm R. Garbe <garbeam@wmii.de>
parents:
8
diff
changeset
|
261 |
wa.event_mask = SubstructureRedirectMask | EnterWindowMask \ |
d567f430a81d
fixed several stuff (gridwm gets better and better)
Anselm R. Garbe <garbeam@wmii.de>
parents:
8
diff
changeset
|
262 |
| LeaveWindowMask; |
0 | 263 |
wa.cursor = cursor[CurNormal]; |
57
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
264 |
|
0 | 265 |
XChangeWindowAttributes(dpy, root, CWEventMask | CWCursor, &wa); |
266 |
||
57
f005d46462e8
implemented bar for dwm (I miss status text), I plan that status text is read from stdin in dwm
Anselm R. Garbe <garbeam@wmii.de>
parents:
52
diff
changeset
|
267 |
strcpy(stext, "dwm-"VERSION); |
75 | 268 |
scan(); |
3
e969f3575b7a
several new changes, made gridmenu working
Anselm R. Garbe <garbeam@wmii.de>
parents:
2
diff
changeset
|
269 |
|
59
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
270 |
/* main event loop, reads status text from stdin as well */ |
61 | 271 |
Mainloop: |
5 | 272 |
while(running) { |
59
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
273 |
FD_ZERO(&rd); |
65
4f7b232bd72d
if stdin writer stops working, dwm consumed much IO load because it still tried to select on this fd, fixed
Anselm R. Garbe <garbeam@wmii.de>
parents:
64
diff
changeset
|
274 |
if(readstdin) |
4f7b232bd72d
if stdin writer stops working, dwm consumed much IO load because it still tried to select on this fd, fixed
Anselm R. Garbe <garbeam@wmii.de>
parents:
64
diff
changeset
|
275 |
FD_SET(STDIN_FILENO, &rd); |
59
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
276 |
FD_SET(ConnectionNumber(dpy), &rd); |
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
277 |
|
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
278 |
i = select(ConnectionNumber(dpy) + 1, &rd, 0, 0, 0); |
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
279 |
if(i == -1 && errno == EINTR) |
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
280 |
continue; |
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
281 |
if(i < 0) |
75 | 282 |
eprint("select failed\n"); |
59
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
283 |
else if(i > 0) { |
64 | 284 |
if(FD_ISSET(ConnectionNumber(dpy), &rd)) { |
285 |
while(XPending(dpy)) { |
|
286 |
XNextEvent(dpy, &ev); |
|
287 |
if(handler[ev.type]) |
|
288 |
(handler[ev.type])(&ev); /* call handler */ |
|
289 |
} |
|
59
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
290 |
} |
65
4f7b232bd72d
if stdin writer stops working, dwm consumed much IO load because it still tried to select on this fd, fixed
Anselm R. Garbe <garbeam@wmii.de>
parents:
64
diff
changeset
|
291 |
if(readstdin && FD_ISSET(STDIN_FILENO, &rd)) { |
59
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
292 |
i = n = 0; |
60
24f9c674d03f
made stdin reader more robust
Anselm R. Garbe <garbeam@wmii.de>
parents:
59
diff
changeset
|
293 |
for(;;) { |
24f9c674d03f
made stdin reader more robust
Anselm R. Garbe <garbeam@wmii.de>
parents:
59
diff
changeset
|
294 |
if((i = getchar()) == EOF) { |
65
4f7b232bd72d
if stdin writer stops working, dwm consumed much IO load because it still tried to select on this fd, fixed
Anselm R. Garbe <garbeam@wmii.de>
parents:
64
diff
changeset
|
295 |
/* broken pipe/end of producer */ |
4f7b232bd72d
if stdin writer stops working, dwm consumed much IO load because it still tried to select on this fd, fixed
Anselm R. Garbe <garbeam@wmii.de>
parents:
64
diff
changeset
|
296 |
readstdin = False; |
4f7b232bd72d
if stdin writer stops working, dwm consumed much IO load because it still tried to select on this fd, fixed
Anselm R. Garbe <garbeam@wmii.de>
parents:
64
diff
changeset
|
297 |
strcpy(stext, "broken pipe"); |
60
24f9c674d03f
made stdin reader more robust
Anselm R. Garbe <garbeam@wmii.de>
parents:
59
diff
changeset
|
298 |
goto Mainloop; |
24f9c674d03f
made stdin reader more robust
Anselm R. Garbe <garbeam@wmii.de>
parents:
59
diff
changeset
|
299 |
} |
24f9c674d03f
made stdin reader more robust
Anselm R. Garbe <garbeam@wmii.de>
parents:
59
diff
changeset
|
300 |
if(i == '\n' || n >= sizeof(stext) - 1) |
24f9c674d03f
made stdin reader more robust
Anselm R. Garbe <garbeam@wmii.de>
parents:
59
diff
changeset
|
301 |
break; |
59
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
302 |
stext[n++] = i; |
60
24f9c674d03f
made stdin reader more robust
Anselm R. Garbe <garbeam@wmii.de>
parents:
59
diff
changeset
|
303 |
} |
59
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
304 |
stext[n] = 0; |
74 | 305 |
drawstatus(); |
59
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
306 |
} |
5d4653de9a1c
implemented dwm reading status text from stdin
Anselm R. Garbe <garbeam@wmii.de>
parents:
58
diff
changeset
|
307 |
} |
5 | 308 |
} |
0 | 309 |
|
310 |
cleanup(); |
|
311 |
XCloseDisplay(dpy); |
|
312 |
||
313 |
return 0; |
|
314 |
} |