dwm-meillo: a9b4077ec058 event.c

dwm-meillo

view event.c @ 372:a9b4077ec058

applied sanders focus_ patches

author	Anselm R. Garbe <arg@10kloc.org>
date	Mon, 28 Aug 2006 08:06:50 +0200
parents	fc9d35252ab4
children	126e78129f1d

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 <X11/keysym.h>

8 #include <X11/Xatom.h>

10 /* static */

12 typedef struct {

13 unsigned long mod;

14 KeySym keysym;

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

16 Arg arg;

17 } Key;

19 KEYS

21 #define CLEANMASK(mask) (mask & ~(numlockmask | LockMask))

23 static void

24 movemouse(Client *c)

25 {

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

27 unsigned int dui;

28 Window dummy;

29 XEvent ev;

31 ocx = c->x;

32 ocy = c->y;

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

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

35 return;

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

37 for(;;) {

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

39 switch (ev.type) {

40 default: break;

41 case Expose:

42 handler[Expose](&ev);

43 break;

44 case MotionNotify:

45 XSync(dpy, False);

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

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

48 resize(c, False, TopLeft);

49 break;

50 case ButtonRelease:

51 XUngrabPointer(dpy, CurrentTime);

52 return;

53 }

54 }

55 }

57 static void

58 resizemouse(Client *c)

59 {

60 int ocx, ocy;

61 int nw, nh;

62 Corner sticky;

63 XEvent ev;

65 ocx = c->x;

66 ocy = c->y;

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

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

69 return;

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

71 for(;;) {

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

73 switch(ev.type) {

74 default: break;

75 case Expose:

76 handler[Expose](&ev);

77 break;

78 case MotionNotify:

79 XSync(dpy, False);

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

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

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

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

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

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

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

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

88 else

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

90 resize(c, True, sticky);

91 break;

92 case ButtonRelease:

93 XUngrabPointer(dpy, CurrentTime);

94 return;

95 }

96 }

97 }

99 static void

100 buttonpress(XEvent *e)

101 {

102 int x;

103 Arg a;

104 Client *c;

105 XButtonPressedEvent *ev = &e->xbutton;

106

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

108 x = 0;

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

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

111 if(ev->x < x) {

112 if(ev->button == Button1)

113 view(&a);

114 else if(ev->button == Button3)

115 toggleview(&a);

116 return;

117 }

118 }

119 if(ev->x < x + bmw) {

120 if(ev->button == Button1)

121 togglemode(NULL);

122 }

123 }

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

125 focus(c);

126 if(CLEANMASK(ev->state) != MODKEY)

127 return;

128 switch(ev->button) {

129 default:

130 break;

131 case Button1:

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

133 restack(c);

134 movemouse(c);

135 }

136 break;

137 case Button2:

138 zoom(NULL);

139 break;

140 case Button3:

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

142 restack(c);

143 resizemouse(c);

144 }

145 break;

146 }

147 }

148 }

149

150 static void

151 configurerequest(XEvent *e)

152 {

153 unsigned long newmask;

154 Client *c;

155 XConfigureRequestEvent *ev = &e->xconfigurerequest;

156 XEvent synev;

157 XWindowChanges wc;

158

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

160 gravitate(c, True);

161 if(ev->value_mask & CWX)

162 c->x = ev->x;

163 if(ev->value_mask & CWY)

164 c->y = ev->y;

165 if(ev->value_mask & CWWidth)

166 c->w = ev->width;

167 if(ev->value_mask & CWHeight)

168 c->h = ev->height;

169 if(ev->value_mask & CWBorderWidth)

170 c->border = ev->border_width;

171 gravitate(c, False);

172 wc.x = c->x;

173 wc.y = c->y;

174 wc.width = c->w;

175 wc.height = c->h;

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

177 if(newmask)

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

179 else {

180 synev.type = ConfigureNotify;

181 synev.xconfigure.display = dpy;

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

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

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

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

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

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

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

189 synev.xconfigure.above = None;

190 /* Send synthetic ConfigureNotify */

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

192 }

193 XSync(dpy, False);

194 if(c->isfloat)

195 resize(c, False, TopLeft);

196 else

197 arrange(NULL);

198 }

199 else {

200 wc.x = ev->x;

201 wc.y = ev->y;

202 wc.width = ev->width;

203 wc.height = ev->height;

204 wc.border_width = ev->border_width;

205 wc.sibling = ev->above;

206 wc.stack_mode = ev->detail;

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

208 XSync(dpy, False);

209 }

210 }

211

212 static void

213 destroynotify(XEvent *e)

214 {

215 Client *c;

216 XDestroyWindowEvent *ev = &e->xdestroywindow;

217

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

219 unmanage(c);

220 }

221

222 static void

223 enternotify(XEvent *e)

224 {

225 Client *c;

226 XCrossingEvent *ev = &e->xcrossing;

227

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

229 return;

230

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

232 focus(c);

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

234 issel = True;

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

236 drawall();

237 }

238 }

239

240 static void

241 expose(XEvent *e)

242 {

243 Client *c;

244 XExposeEvent *ev = &e->xexpose;

245

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

247 if(barwin == ev->window)

248 drawstatus();

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

250 drawtitle(c);

251 }

252 }

253

254 static void

255 keypress(XEvent *e)

256 {

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

258 unsigned int i;

259 KeySym keysym;

260 XKeyEvent *ev = &e->xkey;

261

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

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

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

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

266 {

267 if(key[i].func)

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

269 return;

270 }

271 }

272 }

273

274 static void

275 leavenotify(XEvent *e)

276 {

277 XCrossingEvent *ev = &e->xcrossing;

278

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

280 issel = False;

281 drawall();

282 }

283 }

284

285 static void

286 mappingnotify(XEvent *e)

287 {

288 XMappingEvent *ev = &e->xmapping;

289

290 XRefreshKeyboardMapping(ev);

291 if(ev->request == MappingKeyboard)

292 grabkeys();

293 }

294

295 static void

296 maprequest(XEvent *e)

297 {

298 static XWindowAttributes wa;

299 XMapRequestEvent *ev = &e->xmaprequest;

300

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

302 return;

303

304 if(wa.override_redirect) {

305 XSelectInput(dpy, ev->window,

306 (StructureNotifyMask | PropertyChangeMask));

307 return;

308 }

309

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

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

312 }

313

314 static void

315 propertynotify(XEvent *e)

316 {

317 Client *c;

318 Window trans;

319 XPropertyEvent *ev = &e->xproperty;

320

321 if(ev->state == PropertyDelete)

322 return; /* ignore */

323

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

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

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

327 return;

328 }

329 switch (ev->atom) {

330 default: break;

331 case XA_WM_TRANSIENT_FOR:

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

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

334 arrange(NULL);

335 break;

336 case XA_WM_NORMAL_HINTS:

337 setsize(c);

338 break;

339 }

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

341 settitle(c);

342 drawtitle(c);

343 }

344 }

345 }

346

347 static void

348 unmapnotify(XEvent *e)

349 {

350 Client *c;

351 XUnmapEvent *ev = &e->xunmap;

352

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

354 unmanage(c);

355 }

356

357 /* extern */

358

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

360 [ButtonPress] = buttonpress,

361 [ConfigureRequest] = configurerequest,

362 [DestroyNotify] = destroynotify,

363 [EnterNotify] = enternotify,

364 [LeaveNotify] = leavenotify,

365 [Expose] = expose,

366 [KeyPress] = keypress,

367 [MappingNotify] = mappingnotify,

368 [MapRequest] = maprequest,

369 [PropertyNotify] = propertynotify,

370 [UnmapNotify] = unmapnotify

371 };

372

373 void

374 grabkeys()

375 {

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

377 unsigned int i;

378 KeyCode code;

379

380 XUngrabKey(dpy, AnyKey, AnyModifier, root);

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

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

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

384 GrabModeAsync, GrabModeAsync);

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

386 GrabModeAsync, GrabModeAsync);

387 XGrabKey(dpy, code, key[i].mod | numlockmask, root, True,

388 GrabModeAsync, GrabModeAsync);

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

390 GrabModeAsync, GrabModeAsync);

391 }

392 }

393

394 void

395 procevent()

396 {

397 XEvent ev;

398

399 while(XPending(dpy)) {

400 XNextEvent(dpy, &ev);

401 if(handler[ev.type])

402 (handler[ev.type])(&ev); /* call handler */

403 }

404 }

405