dwm-meillo: 5d7b7ff7a289 event.c

dwm-meillo

view event.c @ 249:5d7b7ff7a289

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author	Anselm R.Garbe <arg@10ksloc.org>
date	Thu, 10 Aug 2006 18:44:19 +0200
parents	e5390f8e06b9
children	d1630548c3fe

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 Corner sticky;

62 XEvent ev;

64 ocx = c->x;

65 ocy = c->y;

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

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

68 return;

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

70 for(;;) {

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

72 switch(ev.type) {

73 default: break;

74 case Expose:

75 handler[Expose](&ev);

76 break;

77 case MotionNotify:

78 XSync(dpy, False);

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

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

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

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

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

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

85 else

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

87 resize(c, True, sticky);

88 break;

89 case ButtonRelease:

90 XUngrabPointer(dpy, CurrentTime);

91 return;

92 }

93 }

94 }

96 static void

97 buttonpress(XEvent *e)

98 {

99 int x;

100 Arg a;

101 Client *c;

102 XButtonPressedEvent *ev = &e->xbutton;

103

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

105 switch(ev->button) {

106 default:

107 x = 0;

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

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

110 if(ev->x < x) {

111 view(&a);

112 break;

113 }

114 }

115 break;

116 case Button4:

117 viewprev(&a);

118 break;

119 case Button5:

120 viewnext(&a);

121 break;

122 }

123 }

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

125 higher(c);

126 focus(c);

127 switch(ev->button) {

128 default:

129 break;

130 case Button1:

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

132 movemouse(c);

133 break;

134 case Button2:

135 zoom(NULL);

136 break;

137 case Button3:

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

139 resizemouse(c);

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 if(key[i].func)

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

263 return;

264 }

265 }

266

267 static void

268 leavenotify(XEvent *e)

269 {

270 XCrossingEvent *ev = &e->xcrossing;

271

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

273 issel = False;

274 drawall();

275 }

276 }

277

278 static void

279 maprequest(XEvent *e)

280 {

281 static XWindowAttributes wa;

282 XMapRequestEvent *ev = &e->xmaprequest;

283

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

285 return;

286

287 if(wa.override_redirect) {

288 XSelectInput(dpy, ev->window,

289 (StructureNotifyMask | PropertyChangeMask));

290 return;

291 }

292

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

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

295 }

296

297 static void

298 propertynotify(XEvent *e)

299 {

300 Client *c;

301 Window trans;

302 XPropertyEvent *ev = &e->xproperty;

303

304 if(ev->state == PropertyDelete)

305 return; /* ignore */

306

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

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

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

310 return;

311 }

312 switch (ev->atom) {

313 default: break;

314 case XA_WM_TRANSIENT_FOR:

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

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

317 arrange(NULL);

318 break;

319 case XA_WM_NORMAL_HINTS:

320 setsize(c);

321 break;

322 }

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

324 settitle(c);

325 drawtitle(c);

326 }

327 }

328 }

329

330 static void

331 unmapnotify(XEvent *e)

332 {

333 Client *c;

334 XUnmapEvent *ev = &e->xunmap;

335

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

337 unmanage(c);

338 }

339

340 /* extern */

341

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

343 [ButtonPress] = buttonpress,

344 [ConfigureRequest] = configurerequest,

345 [DestroyNotify] = destroynotify,

346 [EnterNotify] = enternotify,

347 [LeaveNotify] = leavenotify,

348 [Expose] = expose,

349 [KeyPress] = keypress,

350 [MapRequest] = maprequest,

351 [PropertyNotify] = propertynotify,

352 [UnmapNotify] = unmapnotify

353 };

354

355 void

356 grabkeys()

357 {

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

359 unsigned int i;

360 KeyCode code;

361

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

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

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

365 GrabModeAsync, GrabModeAsync);

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

367 GrabModeAsync, GrabModeAsync);

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

369 GrabModeAsync, GrabModeAsync);

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

371 GrabModeAsync, GrabModeAsync);

372 }

373 }