aewl: 12395ef46d97 event.c

aewl

view event.c @ 491:12395ef46d97

added configure(), but this doesn't really fix those frking broken SDL apps

author	arg@mmvi
date	Tue, 26 Sep 2006 07:40:19 +0200
parents	303d3384720e
children	5df494262dfd

line source

1 #include <stdio.h>

2 /*

3 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>

4 * See LICENSE file for license details.

5 */

6 #include "dwm.h"

7 #include <stdlib.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 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 c->ismax = False;

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

38 for(;;) {

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

40 switch (ev.type) {

41 case ButtonRelease:

42 resize(c, True, TopLeft);

43 XUngrabPointer(dpy, CurrentTime);

44 return;

45 case Expose:

46 handler[Expose](&ev);

47 break;

48 case MotionNotify:

49 XSync(dpy, False);

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

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

52 resize(c, False, TopLeft);

53 break;

54 }

55 }

56 }

58 static void

59 resizemouse(Client *c) {

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 c->ismax = False;

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 case ButtonRelease:

76 resize(c, True, TopLeft);

77 XUngrabPointer(dpy, CurrentTime);

78 return;

79 case Expose:

80 handler[Expose](&ev);

81 break;

82 case MotionNotify:

83 XSync(dpy, False);

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

85 c->w = nw;

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

87 c->h = nh;

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

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

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

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

92 else

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

94 resize(c, True, sticky);

95 break;

96 }

97 }

98 }

100 static void

101 buttonpress(XEvent *e) {

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 if(ev->state & MODKEY)

114 tag(&a);

115 else

116 view(&a);

117 }

118 else if(ev->button == Button3) {

119 if(ev->state & MODKEY)

120 toggletag(&a);

121 else

122 toggleview(&a);

123 }

124 return;

125 }

126 }

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

128 if(ev->button == Button1)

129 togglemode(NULL);

130 }

131 }

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

133 focus(c);

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

135 return;

136 if(ev->button == Button1 && (arrange == dofloat || c->isfloat)) {

137 restack();

138 movemouse(c);

139 }

140 else if(ev->button == Button2)

141 zoom(NULL);

142 else if(ev->button == Button3 && (arrange == dofloat || c->isfloat)) {

143 restack();

144 resizemouse(c);

145 }

146 }

147 }

148

149 static void

150 configurerequest(XEvent *e) {

151 unsigned long newmask;

152 Client *c;

153 XConfigureRequestEvent *ev = &e->xconfigurerequest;

154 XEvent synev;

155 XWindowChanges wc;

156

157 fputs("configurerequest\n", stderr);

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

159 c->ismax = False;

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 configure(c);

181 XSync(dpy, False);

182 if(c->isfloat)

183 resize(c, False, TopLeft);

184 else

185 arrange(NULL);

186 }

187 else {

188 wc.x = ev->x;

189 wc.y = ev->y;

190 wc.width = ev->width;

191 wc.height = ev->height;

192 wc.border_width = ev->border_width;

193 wc.sibling = ev->above;

194 wc.stack_mode = ev->detail;

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

196 XSync(dpy, False);

197 }

198 }

199

200 static void

201 destroynotify(XEvent *e) {

202 Client *c;

203 XDestroyWindowEvent *ev = &e->xdestroywindow;

204

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

206 unmanage(c);

207 }

208

209 static void

210 enternotify(XEvent *e) {

211 Client *c;

212 XCrossingEvent *ev = &e->xcrossing;

213

214 fputs("enternotify\n", stderr);

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

216 return;

217

218 if(((c = getclient(ev->window)) || (c = getctitle(ev->window))) && isvisible(c))

219 focus(c);

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

221 issel = True;

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

223 drawall();

224 }

225 }

226

227 static void

228 expose(XEvent *e) {

229 Client *c;

230 XExposeEvent *ev = &e->xexpose;

231

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

233 if(barwin == ev->window)

234 drawstatus();

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

236 drawtitle(c);

237 }

238 }

239

240 static void

241 keypress(XEvent *e) {

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

243 unsigned int i;

244 KeySym keysym;

245 XKeyEvent *ev = &e->xkey;

246

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

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

249 if(keysym == key[i].keysym

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

251 {

252 if(key[i].func)

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

254 return;

255 }

256 }

257 }

258

259 static void

260 leavenotify(XEvent *e) {

261 XCrossingEvent *ev = &e->xcrossing;

262

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

264 issel = False;

265 drawall();

266 }

267 }

268

269 static void

270 mappingnotify(XEvent *e) {

271 XMappingEvent *ev = &e->xmapping;

272

273 XRefreshKeyboardMapping(ev);

274 if(ev->request == MappingKeyboard)

275 grabkeys();

276 }

277

278 static void

279 maprequest(XEvent *e) {

280 static XWindowAttributes wa;

281 XMapRequestEvent *ev = &e->xmaprequest;

282

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

284 return;

285

286 if(wa.override_redirect) {

287 XSelectInput(dpy, ev->window,

288 (StructureNotifyMask | PropertyChangeMask));

289 return;

290 }

291

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

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

294 }

295

296 static void

297 propertynotify(XEvent *e) {

298 Client *c;

299 Window trans;

300 XPropertyEvent *ev = &e->xproperty;

301

302 fputs("propertynotify\n", stderr);

303 if(ev->state == PropertyDelete)

304 return; /* ignore */

305

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

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

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

309 return;

310 }

311 switch (ev->atom) {

312 default: break;

313 case XA_WM_TRANSIENT_FOR:

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

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

316 arrange(NULL);

317 break;

318 case XA_WM_NORMAL_HINTS:

319 updatesize(c);

320 break;

321 }

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

323 updatetitle(c);

324 drawtitle(c);

325 }

326 }

327 }

328

329 static void

330 unmapnotify(XEvent *e) {

331 Client *c;

332 XUnmapEvent *ev = &e->xunmap;

333

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

335 unmanage(c);

336 }

337

338 /* extern */

339

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

341 [ButtonPress] = buttonpress,

342 [ConfigureRequest] = configurerequest,

343 [DestroyNotify] = destroynotify,

344 [EnterNotify] = enternotify,

345 [LeaveNotify] = leavenotify,

346 [Expose] = expose,

347 [KeyPress] = keypress,

348 [MappingNotify] = mappingnotify,

349 [MapRequest] = maprequest,

350 [PropertyNotify] = propertynotify,

351 [UnmapNotify] = unmapnotify

352 };

353

354 void

355 grabkeys(void) {

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

357 unsigned int i;

358 KeyCode code;

359

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

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

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

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

364 GrabModeAsync, GrabModeAsync);

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

366 GrabModeAsync, GrabModeAsync);

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

368 GrabModeAsync, GrabModeAsync);

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

370 GrabModeAsync, GrabModeAsync);

371 }

372 }

373

374 void

375 procevent(void) {

376 XEvent ev;

377

378 while(XPending(dpy)) {

379 XNextEvent(dpy, &ev);

380 if(handler[ev.type])

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

382 }

383 }