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view event.c @ 128:0a407fbb8092

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serious mistake in pop() (forgot to set c->prev to NULL on pop)
author arg@10ksloc.org
date Thu, 20 Jul 2006 18:23:43 +0200
parents 75576e44c1d8
children 30d1302dbe3b
line source
1 /*
2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
3 * See LICENSE file for license details.
4 */
5 #include "dwm.h"
6
7 #include <stdlib.h>
8 #include <X11/keysym.h>
9 #include <X11/Xatom.h>
10
11 #define ButtonMask (ButtonPressMask | ButtonReleaseMask)
12 #define MouseMask (ButtonMask | PointerMotionMask)
13
14 /* CUSTOMIZE */
15
16 typedef struct {
17 unsigned long mod;
18 KeySym keysym;
19 void (*func)(Arg *arg);
20 Arg arg;
21 } Key;
22
23 const char *browse[] = { "firefox", NULL };
24 const char *gimp[] = { "gimp", NULL };
25 const char *term[] = {
26 "urxvtc", "-tr", "+sb", "-bg", "black", "-fg", "white", "-cr", "white",
27 "-fn", "-*-terminus-medium-*-*-*-13-*-*-*-*-*-iso10646-*", NULL
28 };
29 const char *xlock[] = { "xlock", NULL };
30
31 static Key key[] = {
32 /* modifier key function arguments */
33 { ControlMask, XK_0, appendtag, { .i = Tscratch } },
34 { ControlMask, XK_1, appendtag, { .i = Tdev } },
35 { ControlMask, XK_2, appendtag, { .i = Twww } },
36 { ControlMask, XK_3, appendtag, { .i = Twork } },
37 { MODKEY, XK_0, view, { .i = Tscratch } },
38 { MODKEY, XK_1, view, { .i = Tdev } },
39 { MODKEY, XK_2, view, { .i = Twww } },
40 { MODKEY, XK_3, view, { .i = Twork } },
41 { MODKEY, XK_j, focusnext, { 0 } },
42 { MODKEY, XK_k, focusprev, { 0 } },
43 { MODKEY, XK_m, togglemax, { 0 } },
44 { MODKEY, XK_space, togglemode, { 0 } },
45 { MODKEY, XK_Return, zoom, { 0 } },
46 { ControlMask|ShiftMask,XK_0, heretag, { .i = Tscratch } },
47 { ControlMask|ShiftMask,XK_1, heretag, { .i = Tdev } },
48 { ControlMask|ShiftMask,XK_2, heretag, { .i = Twww } },
49 { ControlMask|ShiftMask,XK_3, heretag, { .i = Twork } },
50 { MODKEY|ShiftMask, XK_0, replacetag, { .i = Tscratch } },
51 { MODKEY|ShiftMask, XK_1, replacetag, { .i = Tdev } },
52 { MODKEY|ShiftMask, XK_2, replacetag, { .i = Twww } },
53 { MODKEY|ShiftMask, XK_3, replacetag, { .i = Twork } },
54 { MODKEY|ShiftMask, XK_c, killclient, { 0 } },
55 { MODKEY|ShiftMask, XK_g, spawn, { .argv = gimp } },
56 { MODKEY|ShiftMask, XK_l, spawn, { .argv = xlock } },
57 { MODKEY|ShiftMask, XK_q, quit, { 0 } },
58 { MODKEY|ShiftMask, XK_w, spawn, { .argv = browse } },
59 { MODKEY|ShiftMask, XK_Return, spawn, { .argv = term } },
60 };
61
62 /* END CUSTOMIZE */
63
64 /* static */
65
66 static void
67 movemouse(Client *c)
68 {
69 int x1, y1, ocx, ocy, di;
70 unsigned int dui;
71 Window dummy;
72 XEvent ev;
73
74 ocx = c->x;
75 ocy = c->y;
76 if(XGrabPointer(dpy, root, False, MouseMask, GrabModeAsync, GrabModeAsync,
77 None, cursor[CurMove], CurrentTime) != GrabSuccess)
78 return;
79 XQueryPointer(dpy, root, &dummy, &dummy, &x1, &y1, &di, &di, &dui);
80 for(;;) {
81 XMaskEvent(dpy, MouseMask | ExposureMask, &ev);
82 switch (ev.type) {
83 default: break;
84 case Expose:
85 handler[Expose](&ev);
86 break;
87 case MotionNotify:
88 XSync(dpy, False);
89 c->x = ocx + (ev.xmotion.x - x1);
90 c->y = ocy + (ev.xmotion.y - y1);
91 resize(c, False, TopLeft);
92 break;
93 case ButtonRelease:
94 XUngrabPointer(dpy, CurrentTime);
95 return;
96 }
97 }
98 }
99
100 static void
101 resizemouse(Client *c)
102 {
103 int ocx, ocy;
104 Corner sticky;
105 XEvent ev;
106
107 ocx = c->x;
108 ocy = c->y;
109 if(XGrabPointer(dpy, root, False, MouseMask, GrabModeAsync, GrabModeAsync,
110 None, cursor[CurResize], CurrentTime) != GrabSuccess)
111 return;
112 XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w, c->h);
113 for(;;) {
114 XMaskEvent(dpy, MouseMask | ExposureMask, &ev);
115 switch(ev.type) {
116 default: break;
117 case Expose:
118 handler[Expose](&ev);
119 break;
120 case MotionNotify:
121 XSync(dpy, False);
122 c->w = abs(ocx - ev.xmotion.x);
123 c->h = abs(ocy - ev.xmotion.y);
124 c->x = (ocx <= ev.xmotion.x) ? ocx : ocx - c->w;
125 c->y = (ocy <= ev.xmotion.y) ? ocy : ocy - c->h;
126 if(ocx <= ev.xmotion.x)
127 sticky = (ocy <= ev.xmotion.y) ? TopLeft : BotLeft;
128 else
129 sticky = (ocy <= ev.xmotion.y) ? TopRight : BotRight;
130 resize(c, True, sticky);
131 break;
132 case ButtonRelease:
133 XUngrabPointer(dpy, CurrentTime);
134 return;
135 }
136 }
137 }
138
139 static void
140 buttonpress(XEvent *e)
141 {
142 int x;
143 Arg a;
144 Client *c;
145 XButtonPressedEvent *ev = &e->xbutton;
146
147 if(barwin == ev->window) {
148 switch(ev->button) {
149 default:
150 x = 0;
151 for(a.i = 0; a.i < TLast; a.i++) {
152 x += textw(tags[a.i]);
153 if(ev->x < x) {
154 view(&a);
155 break;
156 }
157 }
158 break;
159 case Button4:
160 a.i = (tsel + 1 < TLast) ? tsel + 1 : 0;
161 view(&a);
162 break;
163 case Button5:
164 a.i = (tsel - 1 >= 0) ? tsel - 1 : TLast - 1;
165 view(&a);
166 break;
167 }
168 }
169 else if((c = getclient(ev->window))) {
170 switch(ev->button) {
171 default:
172 break;
173 case Button1:
174 if(arrange == dofloat || c->isfloat) {
175 higher(c);
176 movemouse(c);
177 }
178 break;
179 case Button2:
180 lower(c);
181 break;
182 case Button3:
183 if(arrange == dofloat || c->isfloat) {
184 higher(c);
185 resizemouse(c);
186 }
187 break;
188 }
189 }
190 }
191
192 static void
193 configurerequest(XEvent *e)
194 {
195 Client *c;
196 XConfigureRequestEvent *ev = &e->xconfigurerequest;
197 XWindowChanges wc;
198
199 ev->value_mask &= ~CWSibling;
200 if((c = getclient(ev->window))) {
201 gravitate(c, True);
202 if(ev->value_mask & CWX)
203 c->x = ev->x;
204 if(ev->value_mask & CWY)
205 c->y = ev->y;
206 if(ev->value_mask & CWWidth)
207 c->w = ev->width;
208 if(ev->value_mask & CWHeight)
209 c->h = ev->height;
210 if(ev->value_mask & CWBorderWidth)
211 c->border = 1;
212 gravitate(c, False);
213 resize(c, True, TopLeft);
214 }
215
216 wc.x = ev->x;
217 wc.y = ev->y;
218 wc.width = ev->width;
219 wc.height = ev->height;
220 wc.border_width = 1;
221 wc.sibling = None;
222 wc.stack_mode = Above;
223 ev->value_mask &= ~CWStackMode;
224 ev->value_mask |= CWBorderWidth;
225 XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);
226 XSync(dpy, False);
227 }
228
229 static void
230 destroynotify(XEvent *e)
231 {
232 Client *c;
233 XDestroyWindowEvent *ev = &e->xdestroywindow;
234
235 if((c = getclient(ev->window)))
236 unmanage(c);
237 }
238
239 static void
240 enternotify(XEvent *e)
241 {
242 Client *c;
243 XCrossingEvent *ev = &e->xcrossing;
244
245 if(ev->mode != NotifyNormal || ev->detail == NotifyInferior)
246 return;
247
248 if((c = getclient(ev->window)))
249 focus(c);
250 else if(ev->window == root)
251 issel = True;
252 }
253
254 static void
255 expose(XEvent *e)
256 {
257 Client *c;
258 XExposeEvent *ev = &e->xexpose;
259
260 if(ev->count == 0) {
261 if(barwin == ev->window)
262 drawstatus();
263 else if((c = getctitle(ev->window)))
264 drawtitle(c);
265 }
266 }
267
268 static void
269 keypress(XEvent *e)
270 {
271 static unsigned int len = key ? sizeof(key) / sizeof(key[0]) : 0;
272 unsigned int i;
273 KeySym keysym;
274 XKeyEvent *ev = &e->xkey;
275
276 keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0);
277 for(i = 0; i < len; i++)
278 if((keysym == key[i].keysym) && (key[i].mod == ev->state)) {
279 if(key[i].func)
280 key[i].func(&key[i].arg);
281 return;
282 }
283 }
284
285 static void
286 leavenotify(XEvent *e)
287 {
288 XCrossingEvent *ev = &e->xcrossing;
289
290 if((ev->window == root) && !ev->same_screen)
291 issel = True;
292 }
293
294 static void
295 maprequest(XEvent *e)
296 {
297 static XWindowAttributes wa;
298 XMapRequestEvent *ev = &e->xmaprequest;
299
300 if(!XGetWindowAttributes(dpy, ev->window, &wa))
301 return;
302
303 if(wa.override_redirect) {
304 XSelectInput(dpy, ev->window,
305 (StructureNotifyMask | PropertyChangeMask));
306 return;
307 }
308
309 if(!getclient(ev->window))
310 manage(ev->window, &wa);
311 }
312
313 static void
314 propertynotify(XEvent *e)
315 {
316 Client *c;
317 Window trans;
318 XPropertyEvent *ev = &e->xproperty;
319
320 if(ev->state == PropertyDelete)
321 return; /* ignore */
322
323 if((c = getclient(ev->window))) {
324 if(ev->atom == wmatom[WMProtocols]) {
325 c->proto = getproto(c->win);
326 return;
327 }
328 switch (ev->atom) {
329 default: break;
330 case XA_WM_TRANSIENT_FOR:
331 XGetTransientForHint(dpy, c->win, &trans);
332 if(!c->isfloat && (c->isfloat = (trans != 0)))
333 arrange(NULL);
334 break;
335 case XA_WM_NORMAL_HINTS:
336 setsize(c);
337 break;
338 }
339 if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {
340 settitle(c);
341 drawtitle(c);
342 }
343 }
344 }
345
346 static void
347 unmapnotify(XEvent *e)
348 {
349 Client *c;
350 XUnmapEvent *ev = &e->xunmap;
351
352 if((c = getclient(ev->window)))
353 unmanage(c);
354 }
355
356 /* extern */
357
358 void (*handler[LASTEvent]) (XEvent *) = {
359 [ButtonPress] = buttonpress,
360 [ConfigureRequest] = configurerequest,
361 [DestroyNotify] = destroynotify,
362 [EnterNotify] = enternotify,
363 [LeaveNotify] = leavenotify,
364 [Expose] = expose,
365 [KeyPress] = keypress,
366 [MapRequest] = maprequest,
367 [PropertyNotify] = propertynotify,
368 [UnmapNotify] = unmapnotify
369 };
370
371 void
372 grabkeys()
373 {
374 static unsigned int len = key ? sizeof(key) / sizeof(key[0]) : 0;
375 unsigned int i;
376 KeyCode code;
377
378 for(i = 0; i < len; i++) {
379 code = XKeysymToKeycode(dpy, key[i].keysym);
380 XUngrabKey(dpy, code, key[i].mod, root);
381 XGrabKey(dpy, code, key[i].mod, root, True,
382 GrabModeAsync, GrabModeAsync);
383 }
384 }