dwm-meillo: 9a0a351dd910 event.c

dwm-meillo

view event.c @ 276:9a0a351dd910

pplied Sanders appendtag patch

author	Anselm R.Garbe <arg@10ksloc.org>
date	Mon, 14 Aug 2006 15:31:58 +0200
parents	425cd4490c1e
children	c1187ddcd7f7

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 #include <stdlib.h>

7 #include <unistd.h>

8 #include <X11/keysym.h>

9 #include <X11/Xatom.h>

11 /* static */

13 typedef struct {

14 unsigned long mod;

15 KeySym keysym;

16 void (*func)(Arg *arg);

17 Arg arg;

18 } Key;

20 KEYS

22 #define CLEANMASK(mask) (mask & ~(NUMLOCKMASK | LockMask))

24 static void

25 movemouse(Client *c)

26 {

27 int x1, y1, ocx, ocy, di;

28 unsigned int dui;

29 Window dummy;

30 XEvent ev;

32 ocx = c->x;

33 ocy = c->y;

34 if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,

35 None, cursor[CurMove], CurrentTime) != GrabSuccess)

36 return;

37 XQueryPointer(dpy, root, &dummy, &dummy, &x1, &y1, &di, &di, &dui);

38 for(;;) {

39 XMaskEvent(dpy, MOUSEMASK | ExposureMask, &ev);

40 switch (ev.type) {

41 default: break;

42 case Expose:

43 handler[Expose](&ev);

44 break;

45 case MotionNotify:

46 XSync(dpy, False);

47 c->x = ocx + (ev.xmotion.x - x1);

48 c->y = ocy + (ev.xmotion.y - y1);

49 resize(c, False, TopLeft);

50 break;

51 case ButtonRelease:

52 XUngrabPointer(dpy, CurrentTime);

53 return;

54 }

55 }

56 }

58 static void

59 resizemouse(Client *c)

60 {

61 int ocx, ocy;

62 int nw, nh;

63 Corner sticky;

64 XEvent ev;

66 ocx = c->x;

67 ocy = c->y;

68 if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,

69 None, cursor[CurResize], CurrentTime) != GrabSuccess)

70 return;

71 XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w, c->h);

72 for(;;) {

73 XMaskEvent(dpy, MOUSEMASK | ExposureMask, &ev);

74 switch(ev.type) {

75 default: break;

76 case Expose:

77 handler[Expose](&ev);

78 break;

79 case MotionNotify:

80 XSync(dpy, False);

81 if((nw = abs(ocx - ev.xmotion.x)))

82 c->w = abs(ocx - ev.xmotion.x);

83 if((nh = abs(ocy - ev.xmotion.y)))

84 c->h = abs(ocy - ev.xmotion.y);

85 c->x = (ocx <= ev.xmotion.x) ? ocx : ocx - c->w;

86 c->y = (ocy <= ev.xmotion.y) ? ocy : ocy - c->h;

87 if(ocx <= ev.xmotion.x)

88 sticky = (ocy <= ev.xmotion.y) ? TopLeft : BotLeft;

89 else

90 sticky = (ocy <= ev.xmotion.y) ? TopRight : BotRight;

91 resize(c, True, sticky);

92 break;

93 case ButtonRelease:

94 XUngrabPointer(dpy, CurrentTime);

95 return;

96 }

97 }

98 }

100 static void

101 buttonpress(XEvent *e)

102 {

103 int x;

104 Arg a;

105 Client *c;

106 XButtonPressedEvent *ev = &e->xbutton;

107

108 if(barwin == ev->window) {

109 x = 0;

110 for(a.i = 0; a.i < ntags; a.i++) {

111 x += textw(tags[a.i]);

112 if(ev->x < x) {

113 if(ev->button == Button3)

114 toggleview(&a);

115 else

116 view(&a);

117 return;

118 }

119 }

120 }

121 else if((c = getclient(ev->window))) {

122 focus(c);

123 switch(ev->button) {

124 default:

125 break;

126 case Button1:

127 if(!c->ismax && (arrange == dofloat || c->isfloat)) {

128 restack(c);

129 movemouse(c);

130 }

131 break;

132 case Button2:

133 zoom(NULL);

134 break;

135 case Button3:

136 if(!c->ismax && (arrange == dofloat || c->isfloat)) {

137 restack(c);

138 resizemouse(c);

139 }

140 break;

141 }

142 }

143 }

144

145 static void

146 configurerequest(XEvent *e)

147 {

148 Client *c;

149 XConfigureRequestEvent *ev = &e->xconfigurerequest;

150 XEvent synev;

151 XWindowChanges wc;

152 unsigned long newmask;

153

154 if((c = getclient(ev->window))) {

155 gravitate(c, True);

156 if(ev->value_mask & CWX)

157 c->x = ev->x;

158 if(ev->value_mask & CWY)

159 c->y = ev->y;

160 if(ev->value_mask & CWWidth)

161 c->w = ev->width;

162 if(ev->value_mask & CWHeight)

163 c->h = ev->height;

164 if(ev->value_mask & CWBorderWidth)

165 c->border = ev->border_width;

166 gravitate(c, False);

167 wc.x = c->x;

168 wc.y = c->y;

169 wc.width = c->w;

170 wc.height = c->h;

171 newmask = ev->value_mask & (~(CWSibling | CWStackMode | CWBorderWidth));

172 if(newmask)

173 XConfigureWindow(dpy, c->win, newmask, &wc);

174 else {

175 synev.type = ConfigureNotify;

176 synev.xconfigure.display = dpy;

177 synev.xconfigure.event = c->win;

178 synev.xconfigure.window = c->win;

179 synev.xconfigure.x = c->x;

180 synev.xconfigure.y = c->y;

181 synev.xconfigure.width = c->w;

182 synev.xconfigure.height = c->h;

183 synev.xconfigure.border_width = c->border;

184 synev.xconfigure.above = None;

185 /* Send synthetic ConfigureNotify */

186 XSendEvent(dpy, c->win, True, NoEventMask, &synev);

187 }

188 XSync(dpy, False);

189 if(c->isfloat)

190 resize(c, False, TopLeft);

191 else

192 arrange(NULL);

193 }

194 else {

195 wc.x = ev->x;

196 wc.y = ev->y;

197 wc.width = ev->width;

198 wc.height = ev->height;

199 wc.border_width = ev->border_width;

200 wc.sibling = ev->above;

201 wc.stack_mode = ev->detail;

202 XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);

203 XSync(dpy, False);

204 }

205 }

206

207 static void

208 destroynotify(XEvent *e)

209 {

210 Client *c;

211 XDestroyWindowEvent *ev = &e->xdestroywindow;

212

213 if((c = getclient(ev->window)))

214 unmanage(c);

215 }

216

217 static void

218 enternotify(XEvent *e)

219 {

220 Client *c;

221 XCrossingEvent *ev = &e->xcrossing;

222

223 if(ev->mode != NotifyNormal || ev->detail == NotifyInferior)

224 return;

225

226 if((c = getclient(ev->window)) || (c = getctitle(ev->window)))

227 focus(c);

228 else if(ev->window == root) {

229 issel = True;

230 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);

231 drawall();

232 }

233 }

234

235 static void

236 expose(XEvent *e)

237 {

238 Client *c;

239 XExposeEvent *ev = &e->xexpose;

240

241 if(ev->count == 0) {

242 if(barwin == ev->window)

243 drawstatus();

244 else if((c = getctitle(ev->window)))

245 drawtitle(c);

246 }

247 }

248

249 static void

250 keypress(XEvent *e)

251 {

252 static unsigned int len = sizeof(key) / sizeof(key[0]);

253 unsigned int i;

254 KeySym keysym;

255 XKeyEvent *ev = &e->xkey;

256

257 keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0);

258 for(i = 0; i < len; i++) {

259 if(keysym == key[i].keysym &&

260 CLEANMASK(key[i].mod) == CLEANMASK(ev->state))

261 {

262 if(key[i].func)

263 key[i].func(&key[i].arg);

264 return;

265 }

266 }

267 }

268

269 static void

270 leavenotify(XEvent *e)

271 {

272 XCrossingEvent *ev = &e->xcrossing;

273

274 if((ev->window == root) && !ev->same_screen) {

275 issel = False;

276 drawall();

277 }

278 }

279

280 static void

281 maprequest(XEvent *e)

282 {

283 static XWindowAttributes wa;

284 XMapRequestEvent *ev = &e->xmaprequest;

285

286 if(!XGetWindowAttributes(dpy, ev->window, &wa))

287 return;

288

289 if(wa.override_redirect) {

290 XSelectInput(dpy, ev->window,

291 (StructureNotifyMask | PropertyChangeMask));

292 return;

293 }

294

295 if(!getclient(ev->window))

296 manage(ev->window, &wa);

297 }

298

299 static void

300 propertynotify(XEvent *e)

301 {

302 Client *c;

303 Window trans;

304 XPropertyEvent *ev = &e->xproperty;

305

306 if(ev->state == PropertyDelete)

307 return; /* ignore */

308

309 if((c = getclient(ev->window))) {

310 if(ev->atom == wmatom[WMProtocols]) {

311 c->proto = getproto(c->win);

312 return;

313 }

314 switch (ev->atom) {

315 default: break;

316 case XA_WM_TRANSIENT_FOR:

317 XGetTransientForHint(dpy, c->win, &trans);

318 if(!c->isfloat && (c->isfloat = (trans != 0)))

319 arrange(NULL);

320 break;

321 case XA_WM_NORMAL_HINTS:

322 setsize(c);

323 break;

324 }

325 if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {

326 settitle(c);

327 drawtitle(c);

328 }

329 }

330 }

331

332 static void

333 unmapnotify(XEvent *e)

334 {

335 Client *c;

336 XUnmapEvent *ev = &e->xunmap;

337

338 if((c = getclient(ev->window)))

339 unmanage(c);

340 }

341

342 /* extern */

343

344 void (*handler[LASTEvent]) (XEvent *) = {

345 [ButtonPress] = buttonpress,

346 [ConfigureRequest] = configurerequest,

347 [DestroyNotify] = destroynotify,

348 [EnterNotify] = enternotify,

349 [LeaveNotify] = leavenotify,

350 [Expose] = expose,

351 [KeyPress] = keypress,

352 [MapRequest] = maprequest,

353 [PropertyNotify] = propertynotify,

354 [UnmapNotify] = unmapnotify

355 };

356

357 void

358 grabkeys()

359 {

360 static unsigned int len = sizeof(key) / sizeof(key[0]);

361 unsigned int i;

362 KeyCode code;

363

364 while(XGrabKeyboard(dpy, root, True, GrabModeAsync,

365 GrabModeAsync, CurrentTime) != GrabSuccess)

366 usleep(1000);

367 XUngrabKeyboard(dpy, CurrentTime);

368

369 for(i = 0; i < len; i++) {

370 code = XKeysymToKeycode(dpy, key[i].keysym);

371 XGrabKey(dpy, code, key[i].mod, root, True,

372 GrabModeAsync, GrabModeAsync);

373 XGrabKey(dpy, code, key[i].mod | LockMask, root, True,

374 GrabModeAsync, GrabModeAsync);

375 XGrabKey(dpy, code, key[i].mod | NUMLOCKMASK, root, True,

376 GrabModeAsync, GrabModeAsync);

377 XGrabKey(dpy, code, key[i].mod | NUMLOCKMASK | LockMask, root, True,

378 GrabModeAsync, GrabModeAsync);

379 }

380 }