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annotate event.c @ 547:de3fd5271408

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stupid urxvt needs bg to highlight selections in a sane way, though that makes sense to some extend
author arg@mig29
date Fri, 27 Oct 2006 10:24:15 +0200
parents a5567a0d3011
children fd1061442711
rev   line source
arg@532 1 /* (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
garbeam@5 2 * See LICENSE file for license details.
garbeam@5 3 */
garbeam@76 4 #include "dwm.h"
garbeam@5 5 #include <stdlib.h>
garbeam@5 6 #include <X11/keysym.h>
garbeam@13 7 #include <X11/Xatom.h>
garbeam@5 8
arg@146 9 /* static */
arg@114 10
arg@114 11 typedef struct {
arg@114 12 unsigned long mod;
arg@114 13 KeySym keysym;
arg@114 14 void (*func)(Arg *arg);
arg@114 15 Arg arg;
arg@114 16 } Key;
arg@114 17
arg@146 18 KEYS
garbeam@75 19
arg@291 20 #define CLEANMASK(mask) (mask & ~(numlockmask | LockMask))
arg@538 21 #define MOUSEMASK (BUTTONMASK | PointerMotionMask)
garbeam@5 22
garbeam@77 23 static void
arg@461 24 movemouse(Client *c) {
garbeam@77 25 int x1, y1, ocx, ocy, di;
garbeam@77 26 unsigned int dui;
garbeam@77 27 Window dummy;
arg@123 28 XEvent ev;
garbeam@77 29
arg@115 30 ocx = c->x;
arg@115 31 ocy = c->y;
arg@148 32 if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
arg@123 33 None, cursor[CurMove], CurrentTime) != GrabSuccess)
garbeam@77 34 return;
arg@482 35 c->ismax = False;
garbeam@77 36 XQueryPointer(dpy, root, &dummy, &dummy, &x1, &y1, &di, &di, &dui);
garbeam@77 37 for(;;) {
arg@489 38 XMaskEvent(dpy, MOUSEMASK | ExposureMask, &ev);
garbeam@77 39 switch (ev.type) {
arg@490 40 case ButtonRelease:
arg@491 41 resize(c, True, TopLeft);
arg@490 42 XUngrabPointer(dpy, CurrentTime);
arg@490 43 return;
garbeam@77 44 case Expose:
garbeam@77 45 handler[Expose](&ev);
garbeam@77 46 break;
garbeam@77 47 case MotionNotify:
garbeam@79 48 XSync(dpy, False);
arg@115 49 c->x = ocx + (ev.xmotion.x - x1);
arg@115 50 c->y = ocy + (ev.xmotion.y - y1);
arg@99 51 resize(c, False, TopLeft);
garbeam@77 52 break;
garbeam@77 53 }
garbeam@77 54 }
garbeam@77 55 }
garbeam@77 56
garbeam@77 57 static void
arg@461 58 resizemouse(Client *c) {
garbeam@77 59 int ocx, ocy;
arg@268 60 int nw, nh;
arg@99 61 Corner sticky;
arg@123 62 XEvent ev;
garbeam@77 63
arg@115 64 ocx = c->x;
arg@115 65 ocy = c->y;
arg@148 66 if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
arg@532 67 None, cursor[CurResize], CurrentTime) != GrabSuccess)
garbeam@77 68 return;
arg@482 69 c->ismax = False;
arg@115 70 XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w, c->h);
garbeam@77 71 for(;;) {
arg@489 72 XMaskEvent(dpy, MOUSEMASK | ExposureMask, &ev);
garbeam@77 73 switch(ev.type) {
arg@490 74 case ButtonRelease:
arg@491 75 resize(c, True, TopLeft);
arg@490 76 XUngrabPointer(dpy, CurrentTime);
arg@490 77 return;
garbeam@77 78 case Expose:
garbeam@77 79 handler[Expose](&ev);
garbeam@77 80 break;
garbeam@77 81 case MotionNotify:
garbeam@79 82 XSync(dpy, False);
arg@268 83 if((nw = abs(ocx - ev.xmotion.x)))
arg@478 84 c->w = nw;
arg@268 85 if((nh = abs(ocy - ev.xmotion.y)))
arg@478 86 c->h = nh;
arg@115 87 c->x = (ocx <= ev.xmotion.x) ? ocx : ocx - c->w;
arg@115 88 c->y = (ocy <= ev.xmotion.y) ? ocy : ocy - c->h;
arg@105 89 if(ocx <= ev.xmotion.x)
arg@105 90 sticky = (ocy <= ev.xmotion.y) ? TopLeft : BotLeft;
arg@105 91 else
arg@105 92 sticky = (ocy <= ev.xmotion.y) ? TopRight : BotRight;
arg@99 93 resize(c, True, sticky);
garbeam@77 94 break;
garbeam@77 95 }
garbeam@77 96 }
garbeam@77 97 }
garbeam@73 98
garbeam@73 99 static void
arg@461 100 buttonpress(XEvent *e) {
garbeam@73 101 int x;
garbeam@73 102 Arg a;
arg@123 103 Client *c;
garbeam@18 104 XButtonPressedEvent *ev = &e->xbutton;
garbeam@18 105
garbeam@73 106 if(barwin == ev->window) {
arg@362 107 x = 0;
arg@362 108 for(a.i = 0; a.i < ntags; a.i++) {
arg@362 109 x += textw(tags[a.i]);
arg@362 110 if(ev->x < x) {
arg@399 111 if(ev->button == Button1) {
arg@398 112 if(ev->state & MODKEY)
arg@398 113 tag(&a);
arg@398 114 else
arg@398 115 view(&a);
arg@399 116 }
arg@399 117 else if(ev->button == Button3) {
arg@398 118 if(ev->state & MODKEY)
arg@398 119 toggletag(&a);
arg@398 120 else
arg@398 121 toggleview(&a);
arg@394 122 }
arg@362 123 return;
garbeam@73 124 }
garbeam@73 125 }
arg@530 126 if((ev->x < x + bmw) && (ev->button == Button1))
arg@530 127 togglemode(NULL);
garbeam@73 128 }
garbeam@58 129 else if((c = getclient(ev->window))) {
arg@143 130 focus(c);
arg@473 131 if(CLEANMASK(ev->state) != MODKEY)
arg@318 132 return;
arg@400 133 if(ev->button == Button1 && (arrange == dofloat || c->isfloat)) {
arg@487 134 restack();
arg@399 135 movemouse(c);
arg@399 136 }
arg@399 137 else if(ev->button == Button2)
arg@248 138 zoom(NULL);
arg@400 139 else if(ev->button == Button3 && (arrange == dofloat || c->isfloat)) {
arg@487 140 restack();
arg@399 141 resizemouse(c);
garbeam@18 142 }
garbeam@18 143 }
garbeam@18 144 }
garbeam@18 145
garbeam@18 146 static void
arg@461 147 configurerequest(XEvent *e) {
arg@286 148 unsigned long newmask;
arg@123 149 Client *c;
garbeam@5 150 XConfigureRequestEvent *ev = &e->xconfigurerequest;
garbeam@5 151 XWindowChanges wc;
garbeam@5 152
garbeam@18 153 if((c = getclient(ev->window))) {
arg@488 154 c->ismax = False;
garbeam@29 155 gravitate(c, True);
arg@195 156 if(ev->value_mask & CWX)
arg@195 157 c->x = ev->x;
arg@195 158 if(ev->value_mask & CWY)
arg@195 159 c->y = ev->y;
arg@195 160 if(ev->value_mask & CWWidth)
arg@195 161 c->w = ev->width;
arg@195 162 if(ev->value_mask & CWHeight)
arg@195 163 c->h = ev->height;
garbeam@29 164 if(ev->value_mask & CWBorderWidth)
arg@164 165 c->border = ev->border_width;
garbeam@29 166 gravitate(c, False);
arg@164 167 wc.x = c->x;
arg@164 168 wc.y = c->y;
arg@164 169 wc.width = c->w;
arg@164 170 wc.height = c->h;
arg@164 171 newmask = ev->value_mask & (~(CWSibling | CWStackMode | CWBorderWidth));
arg@164 172 if(newmask)
arg@164 173 XConfigureWindow(dpy, c->win, newmask, &wc);
arg@491 174 else
arg@491 175 configure(c);
arg@195 176 XSync(dpy, False);
arg@505 177 if(c->isfloat) {
arg@508 178 resize(c, False, TopLeft);
arg@508 179 if(!isvisible(c))
arg@508 180 ban(c);
arg@505 181 }
arg@196 182 else
arg@533 183 arrange();
garbeam@5 184 }
arg@164 185 else {
arg@164 186 wc.x = ev->x;
arg@164 187 wc.y = ev->y;
arg@164 188 wc.width = ev->width;
arg@164 189 wc.height = ev->height;
arg@164 190 wc.border_width = ev->border_width;
arg@164 191 wc.sibling = ev->above;
arg@164 192 wc.stack_mode = ev->detail;
arg@164 193 XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);
arg@195 194 XSync(dpy, False);
arg@164 195 }
garbeam@5 196 }
garbeam@5 197
garbeam@5 198 static void
arg@461 199 destroynotify(XEvent *e) {
garbeam@5 200 Client *c;
garbeam@5 201 XDestroyWindowEvent *ev = &e->xdestroywindow;
garbeam@5 202
garbeam@11 203 if((c = getclient(ev->window)))
garbeam@11 204 unmanage(c);
garbeam@5 205 }
garbeam@5 206
garbeam@5 207 static void
arg@461 208 enternotify(XEvent *e) {
arg@123 209 Client *c;
garbeam@5 210 XCrossingEvent *ev = &e->xcrossing;
garbeam@5 211
arg@232 212 if(ev->mode != NotifyNormal || ev->detail == NotifyInferior)
garbeam@5 213 return;
arg@466 214 if(((c = getclient(ev->window)) || (c = getctitle(ev->window))) && isvisible(c))
garbeam@13 215 focus(c);
arg@239 216 else if(ev->window == root) {
garbeam@31 217 issel = True;
arg@239 218 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
arg@239 219 drawall();
arg@239 220 }
garbeam@5 221 }
garbeam@5 222
garbeam@5 223 static void
arg@461 224 expose(XEvent *e) {
arg@123 225 Client *c;
garbeam@5 226 XExposeEvent *ev = &e->xexpose;
garbeam@5 227
garbeam@5 228 if(ev->count == 0) {
garbeam@70 229 if(barwin == ev->window)
garbeam@74 230 drawstatus();
garbeam@75 231 else if((c = getctitle(ev->window)))
garbeam@74 232 drawtitle(c);
garbeam@5 233 }
garbeam@5 234 }
garbeam@5 235
garbeam@5 236 static void
arg@461 237 keypress(XEvent *e) {
arg@138 238 static unsigned int len = sizeof(key) / sizeof(key[0]);
garbeam@76 239 unsigned int i;
garbeam@76 240 KeySym keysym;
arg@123 241 XKeyEvent *ev = &e->xkey;
garbeam@76 242
garbeam@76 243 keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0);
arg@275 244 for(i = 0; i < len; i++) {
arg@461 245 if(keysym == key[i].keysym
arg@461 246 && CLEANMASK(key[i].mod) == CLEANMASK(ev->state))
arg@275 247 {
garbeam@76 248 if(key[i].func)
garbeam@76 249 key[i].func(&key[i].arg);
garbeam@76 250 return;
garbeam@76 251 }
arg@275 252 }
garbeam@76 253 }
garbeam@76 254
garbeam@76 255 static void
arg@461 256 leavenotify(XEvent *e) {
garbeam@76 257 XCrossingEvent *ev = &e->xcrossing;
garbeam@76 258
arg@239 259 if((ev->window == root) && !ev->same_screen) {
arg@239 260 issel = False;
arg@239 261 drawall();
arg@239 262 }
garbeam@76 263 }
garbeam@76 264
garbeam@76 265 static void
arg@461 266 mappingnotify(XEvent *e) {
arg@279 267 XMappingEvent *ev = &e->xmapping;
arg@279 268
arg@279 269 XRefreshKeyboardMapping(ev);
arg@279 270 if(ev->request == MappingKeyboard)
arg@279 271 grabkeys();
arg@279 272 }
arg@279 273
arg@279 274 static void
arg@461 275 maprequest(XEvent *e) {
arg@123 276 static XWindowAttributes wa;
garbeam@5 277 XMapRequestEvent *ev = &e->xmaprequest;
garbeam@5 278
garbeam@5 279 if(!XGetWindowAttributes(dpy, ev->window, &wa))
garbeam@5 280 return;
garbeam@5 281 if(wa.override_redirect) {
garbeam@5 282 XSelectInput(dpy, ev->window,
garbeam@5 283 (StructureNotifyMask | PropertyChangeMask));
garbeam@5 284 return;
garbeam@5 285 }
garbeam@10 286 if(!getclient(ev->window))
garbeam@10 287 manage(ev->window, &wa);
garbeam@5 288 }
garbeam@5 289
garbeam@5 290 static void
arg@461 291 propertynotify(XEvent *e) {
arg@123 292 Client *c;
arg@123 293 Window trans;
garbeam@5 294 XPropertyEvent *ev = &e->xproperty;
garbeam@5 295
garbeam@5 296 if(ev->state == PropertyDelete)
garbeam@5 297 return; /* ignore */
garbeam@13 298 if((c = getclient(ev->window))) {
garbeam@77 299 if(ev->atom == wmatom[WMProtocols]) {
garbeam@75 300 c->proto = getproto(c->win);
garbeam@30 301 return;
garbeam@30 302 }
garbeam@13 303 switch (ev->atom) {
garbeam@13 304 default: break;
garbeam@13 305 case XA_WM_TRANSIENT_FOR:
garbeam@53 306 XGetTransientForHint(dpy, c->win, &trans);
garbeam@80 307 if(!c->isfloat && (c->isfloat = (trans != 0)))
arg@533 308 arrange();
garbeam@13 309 break;
garbeam@13 310 case XA_WM_NORMAL_HINTS:
arg@454 311 updatesize(c);
garbeam@13 312 break;
garbeam@13 313 }
garbeam@77 314 if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {
arg@454 315 updatetitle(c);
arg@500 316 resizetitle(c);
garbeam@74 317 drawtitle(c);
garbeam@13 318 }
garbeam@13 319 }
garbeam@5 320 }
garbeam@5 321
garbeam@5 322 static void
arg@461 323 unmapnotify(XEvent *e) {
garbeam@5 324 Client *c;
garbeam@5 325 XUnmapEvent *ev = &e->xunmap;
garbeam@5 326
garbeam@10 327 if((c = getclient(ev->window)))
garbeam@10 328 unmanage(c);
garbeam@5 329 }
garbeam@76 330
garbeam@84 331 /* extern */
garbeam@76 332
garbeam@76 333 void (*handler[LASTEvent]) (XEvent *) = {
garbeam@76 334 [ButtonPress] = buttonpress,
garbeam@76 335 [ConfigureRequest] = configurerequest,
garbeam@76 336 [DestroyNotify] = destroynotify,
garbeam@76 337 [EnterNotify] = enternotify,
garbeam@76 338 [LeaveNotify] = leavenotify,
garbeam@76 339 [Expose] = expose,
garbeam@76 340 [KeyPress] = keypress,
arg@279 341 [MappingNotify] = mappingnotify,
garbeam@76 342 [MapRequest] = maprequest,
garbeam@76 343 [PropertyNotify] = propertynotify,
garbeam@76 344 [UnmapNotify] = unmapnotify
garbeam@76 345 };
garbeam@76 346
garbeam@76 347 void
arg@487 348 grabkeys(void) {
arg@138 349 static unsigned int len = sizeof(key) / sizeof(key[0]);
garbeam@76 350 unsigned int i;
garbeam@76 351 KeyCode code;
garbeam@76 352
arg@279 353 XUngrabKey(dpy, AnyKey, AnyModifier, root);
garbeam@76 354 for(i = 0; i < len; i++) {
garbeam@76 355 code = XKeysymToKeycode(dpy, key[i].keysym);
garbeam@76 356 XGrabKey(dpy, code, key[i].mod, root, True,
garbeam@76 357 GrabModeAsync, GrabModeAsync);
arg@160 358 XGrabKey(dpy, code, key[i].mod | LockMask, root, True,
arg@160 359 GrabModeAsync, GrabModeAsync);
arg@291 360 XGrabKey(dpy, code, key[i].mod | numlockmask, root, True,
arg@146 361 GrabModeAsync, GrabModeAsync);
arg@291 362 XGrabKey(dpy, code, key[i].mod | numlockmask | LockMask, root, True,
arg@146 363 GrabModeAsync, GrabModeAsync);
garbeam@76 364 }
garbeam@76 365 }
arg@292 366
arg@292 367 void
arg@487 368 procevent(void) {
arg@292 369 XEvent ev;
arg@292 370
arg@292 371 while(XPending(dpy)) {
arg@292 372 XNextEvent(dpy, &ev);
arg@292 373 if(handler[ev.type])
arg@292 374 (handler[ev.type])(&ev); /* call handler */
arg@292 375 }
arg@292 376 }