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annotate event.c @ 240:87c5d5176e17

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fixed the issue reported by sander (gaps at left columns button due to round-offs)
author Anselm R.Garbe <arg@10ksloc.org>
date Thu, 10 Aug 2006 12:33:44 +0200
parents 969fb6be25e1
children 1227c21588e2
rev   line source
garbeam@5 1 /*
garbeam@5 2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
garbeam@5 3 * See LICENSE file for license details.
garbeam@5 4 */
garbeam@76 5 #include "dwm.h"
garbeam@5 6 #include <stdlib.h>
garbeam@5 7 #include <X11/keysym.h>
garbeam@13 8 #include <X11/Xatom.h>
garbeam@5 9
arg@146 10 /* static */
arg@114 11
arg@114 12 typedef struct {
arg@114 13 unsigned long mod;
arg@114 14 KeySym keysym;
arg@114 15 void (*func)(Arg *arg);
arg@114 16 Arg arg;
arg@114 17 } Key;
arg@114 18
arg@146 19 KEYS
garbeam@75 20
arg@160 21 #define CLEANMASK(mask) (mask & ~(NUMLOCKMASK | LockMask))
garbeam@5 22
garbeam@77 23 static void
garbeam@77 24 movemouse(Client *c)
garbeam@77 25 {
garbeam@77 26 int x1, y1, ocx, ocy, di;
garbeam@77 27 unsigned int dui;
garbeam@77 28 Window dummy;
arg@123 29 XEvent ev;
garbeam@77 30
arg@115 31 ocx = c->x;
arg@115 32 ocy = c->y;
arg@148 33 if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
arg@123 34 None, cursor[CurMove], CurrentTime) != GrabSuccess)
garbeam@77 35 return;
garbeam@77 36 XQueryPointer(dpy, root, &dummy, &dummy, &x1, &y1, &di, &di, &dui);
garbeam@77 37 for(;;) {
arg@148 38 XMaskEvent(dpy, MOUSEMASK | ExposureMask, &ev);
garbeam@77 39 switch (ev.type) {
garbeam@77 40 default: break;
garbeam@77 41 case Expose:
garbeam@77 42 handler[Expose](&ev);
garbeam@77 43 break;
garbeam@77 44 case MotionNotify:
garbeam@79 45 XSync(dpy, False);
arg@115 46 c->x = ocx + (ev.xmotion.x - x1);
arg@115 47 c->y = ocy + (ev.xmotion.y - y1);
arg@99 48 resize(c, False, TopLeft);
garbeam@77 49 break;
garbeam@77 50 case ButtonRelease:
garbeam@77 51 XUngrabPointer(dpy, CurrentTime);
garbeam@77 52 return;
garbeam@77 53 }
garbeam@77 54 }
garbeam@77 55 }
garbeam@77 56
garbeam@77 57 static void
garbeam@77 58 resizemouse(Client *c)
garbeam@77 59 {
garbeam@77 60 int ocx, ocy;
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,
garbeam@77 67 None, cursor[CurResize], CurrentTime) != GrabSuccess)
garbeam@77 68 return;
arg@115 69 XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w, c->h);
garbeam@77 70 for(;;) {
arg@148 71 XMaskEvent(dpy, MOUSEMASK | ExposureMask, &ev);
garbeam@77 72 switch(ev.type) {
garbeam@77 73 default: break;
garbeam@77 74 case Expose:
garbeam@77 75 handler[Expose](&ev);
garbeam@77 76 break;
garbeam@77 77 case MotionNotify:
garbeam@79 78 XSync(dpy, False);
arg@115 79 c->w = abs(ocx - ev.xmotion.x);
arg@115 80 c->h = abs(ocy - ev.xmotion.y);
arg@115 81 c->x = (ocx <= ev.xmotion.x) ? ocx : ocx - c->w;
arg@115 82 c->y = (ocy <= ev.xmotion.y) ? ocy : ocy - c->h;
arg@105 83 if(ocx <= ev.xmotion.x)
arg@105 84 sticky = (ocy <= ev.xmotion.y) ? TopLeft : BotLeft;
arg@105 85 else
arg@105 86 sticky = (ocy <= ev.xmotion.y) ? TopRight : BotRight;
arg@99 87 resize(c, True, sticky);
garbeam@77 88 break;
garbeam@77 89 case ButtonRelease:
garbeam@77 90 XUngrabPointer(dpy, CurrentTime);
garbeam@77 91 return;
garbeam@77 92 }
garbeam@77 93 }
garbeam@77 94 }
garbeam@73 95
garbeam@73 96 static void
garbeam@18 97 buttonpress(XEvent *e)
garbeam@18 98 {
garbeam@73 99 int x;
garbeam@73 100 Arg a;
arg@123 101 Client *c;
garbeam@18 102 XButtonPressedEvent *ev = &e->xbutton;
garbeam@18 103
garbeam@73 104 if(barwin == ev->window) {
garbeam@80 105 switch(ev->button) {
garbeam@80 106 default:
garbeam@80 107 x = 0;
arg@178 108 for(a.i = 0; a.i < ntags; a.i++) {
garbeam@80 109 x += textw(tags[a.i]);
garbeam@80 110 if(ev->x < x) {
garbeam@80 111 view(&a);
garbeam@80 112 break;
garbeam@80 113 }
garbeam@73 114 }
garbeam@80 115 break;
garbeam@80 116 case Button4:
arg@239 117 viewprev(&a);
garbeam@80 118 break;
garbeam@80 119 case Button5:
arg@239 120 viewnext(&a);
garbeam@80 121 break;
garbeam@73 122 }
garbeam@73 123 }
garbeam@58 124 else if((c = getclient(ev->window))) {
arg@238 125 higher(c);
arg@143 126 focus(c);
garbeam@18 127 switch(ev->button) {
garbeam@18 128 default:
garbeam@18 129 break;
garbeam@18 130 case Button1:
arg@238 131 if(!c->ismax && (arrange == dofloat || c->isfloat))
arg@238 132 movemouse(c);
arg@238 133 break;
arg@238 134 case Button2:
arg@238 135 if(!c->ismax && arrange != dofloat && !c->isfloat)
arg@238 136 zoom(NULL);
garbeam@18 137 break;
garbeam@18 138 case Button3:
arg@238 139 if(!c->ismax && (arrange == dofloat || c->isfloat))
arg@99 140 resizemouse(c);
garbeam@18 141 break;
garbeam@18 142 }
garbeam@18 143 }
garbeam@18 144 }
garbeam@18 145
garbeam@18 146 static void
garbeam@5 147 configurerequest(XEvent *e)
garbeam@5 148 {
arg@123 149 Client *c;
garbeam@5 150 XConfigureRequestEvent *ev = &e->xconfigurerequest;
arg@164 151 XEvent synev;
garbeam@5 152 XWindowChanges wc;
arg@164 153 unsigned long newmask;
garbeam@5 154
garbeam@18 155 if((c = getclient(ev->window))) {
garbeam@29 156 gravitate(c, True);
arg@195 157 if(ev->value_mask & CWX)
arg@195 158 c->x = ev->x;
arg@195 159 if(ev->value_mask & CWY)
arg@195 160 c->y = ev->y;
arg@195 161 if(ev->value_mask & CWWidth)
arg@195 162 c->w = ev->width;
arg@195 163 if(ev->value_mask & CWHeight)
arg@195 164 c->h = ev->height;
garbeam@29 165 if(ev->value_mask & CWBorderWidth)
arg@164 166 c->border = ev->border_width;
garbeam@29 167 gravitate(c, False);
arg@164 168 wc.x = c->x;
arg@164 169 wc.y = c->y;
arg@164 170 wc.width = c->w;
arg@164 171 wc.height = c->h;
arg@164 172 newmask = ev->value_mask & (~(CWSibling | CWStackMode | CWBorderWidth));
arg@164 173 if(newmask)
arg@164 174 XConfigureWindow(dpy, c->win, newmask, &wc);
arg@164 175 else {
arg@164 176 synev.type = ConfigureNotify;
arg@164 177 synev.xconfigure.display = dpy;
arg@164 178 synev.xconfigure.event = c->win;
arg@164 179 synev.xconfigure.window = c->win;
arg@164 180 synev.xconfigure.x = c->x;
arg@164 181 synev.xconfigure.y = c->y;
arg@164 182 synev.xconfigure.width = c->w;
arg@164 183 synev.xconfigure.height = c->h;
arg@164 184 synev.xconfigure.border_width = c->border;
arg@164 185 synev.xconfigure.above = None;
arg@164 186 /* Send synthetic ConfigureNotify */
arg@164 187 XSendEvent(dpy, c->win, True, NoEventMask, &synev);
arg@164 188 }
arg@195 189 XSync(dpy, False);
arg@196 190 if(c->isfloat)
arg@196 191 resize(c, False, TopLeft);
arg@196 192 else
arg@196 193 arrange(NULL);
garbeam@5 194 }
arg@164 195 else {
arg@164 196 wc.x = ev->x;
arg@164 197 wc.y = ev->y;
arg@164 198 wc.width = ev->width;
arg@164 199 wc.height = ev->height;
arg@164 200 wc.border_width = ev->border_width;
arg@164 201 wc.sibling = ev->above;
arg@164 202 wc.stack_mode = ev->detail;
arg@164 203 XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);
arg@195 204 XSync(dpy, False);
arg@164 205 }
garbeam@5 206 }
garbeam@5 207
garbeam@5 208 static void
garbeam@5 209 destroynotify(XEvent *e)
garbeam@5 210 {
garbeam@5 211 Client *c;
garbeam@5 212 XDestroyWindowEvent *ev = &e->xdestroywindow;
garbeam@5 213
garbeam@11 214 if((c = getclient(ev->window)))
garbeam@11 215 unmanage(c);
garbeam@5 216 }
garbeam@5 217
garbeam@5 218 static void
garbeam@5 219 enternotify(XEvent *e)
garbeam@5 220 {
arg@123 221 Client *c;
garbeam@5 222 XCrossingEvent *ev = &e->xcrossing;
garbeam@5 223
arg@232 224 if(ev->mode != NotifyNormal || ev->detail == NotifyInferior)
garbeam@5 225 return;
garbeam@5 226
arg@161 227 if((c = getclient(ev->window)) || (c = getctitle(ev->window)))
garbeam@13 228 focus(c);
arg@239 229 else if(ev->window == root) {
garbeam@31 230 issel = True;
arg@239 231 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
arg@239 232 drawall();
arg@239 233 }
garbeam@5 234 }
garbeam@5 235
garbeam@5 236 static void
garbeam@5 237 expose(XEvent *e)
garbeam@5 238 {
arg@123 239 Client *c;
garbeam@5 240 XExposeEvent *ev = &e->xexpose;
garbeam@5 241
garbeam@5 242 if(ev->count == 0) {
garbeam@70 243 if(barwin == ev->window)
garbeam@74 244 drawstatus();
garbeam@75 245 else if((c = getctitle(ev->window)))
garbeam@74 246 drawtitle(c);
garbeam@5 247 }
garbeam@5 248 }
garbeam@5 249
garbeam@5 250 static void
garbeam@76 251 keypress(XEvent *e)
garbeam@76 252 {
arg@138 253 static unsigned int len = sizeof(key) / sizeof(key[0]);
garbeam@76 254 unsigned int i;
garbeam@76 255 KeySym keysym;
arg@123 256 XKeyEvent *ev = &e->xkey;
garbeam@76 257
garbeam@76 258 keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0);
garbeam@76 259 for(i = 0; i < len; i++)
arg@160 260 if(keysym == key[i].keysym &&
arg@160 261 CLEANMASK(key[i].mod) == CLEANMASK(ev->state)) {
garbeam@76 262 if(key[i].func)
garbeam@76 263 key[i].func(&key[i].arg);
garbeam@76 264 return;
garbeam@76 265 }
garbeam@76 266 }
garbeam@76 267
garbeam@76 268 static void
garbeam@76 269 leavenotify(XEvent *e)
garbeam@76 270 {
garbeam@76 271 XCrossingEvent *ev = &e->xcrossing;
garbeam@76 272
arg@239 273 if((ev->window == root) && !ev->same_screen) {
arg@239 274 issel = False;
arg@239 275 drawall();
arg@239 276 }
garbeam@76 277 }
garbeam@76 278
garbeam@76 279 static void
garbeam@5 280 maprequest(XEvent *e)
garbeam@5 281 {
arg@123 282 static XWindowAttributes wa;
garbeam@5 283 XMapRequestEvent *ev = &e->xmaprequest;
garbeam@5 284
garbeam@5 285 if(!XGetWindowAttributes(dpy, ev->window, &wa))
garbeam@5 286 return;
garbeam@5 287
garbeam@5 288 if(wa.override_redirect) {
garbeam@5 289 XSelectInput(dpy, ev->window,
garbeam@5 290 (StructureNotifyMask | PropertyChangeMask));
garbeam@5 291 return;
garbeam@5 292 }
garbeam@5 293
garbeam@10 294 if(!getclient(ev->window))
garbeam@10 295 manage(ev->window, &wa);
garbeam@5 296 }
garbeam@5 297
garbeam@5 298 static void
garbeam@5 299 propertynotify(XEvent *e)
garbeam@5 300 {
arg@123 301 Client *c;
arg@123 302 Window trans;
garbeam@5 303 XPropertyEvent *ev = &e->xproperty;
garbeam@5 304
garbeam@5 305 if(ev->state == PropertyDelete)
garbeam@5 306 return; /* ignore */
garbeam@5 307
garbeam@13 308 if((c = getclient(ev->window))) {
garbeam@77 309 if(ev->atom == wmatom[WMProtocols]) {
garbeam@75 310 c->proto = getproto(c->win);
garbeam@30 311 return;
garbeam@30 312 }
garbeam@13 313 switch (ev->atom) {
garbeam@13 314 default: break;
garbeam@13 315 case XA_WM_TRANSIENT_FOR:
garbeam@53 316 XGetTransientForHint(dpy, c->win, &trans);
garbeam@80 317 if(!c->isfloat && (c->isfloat = (trans != 0)))
garbeam@53 318 arrange(NULL);
garbeam@13 319 break;
garbeam@13 320 case XA_WM_NORMAL_HINTS:
garbeam@74 321 setsize(c);
garbeam@13 322 break;
garbeam@13 323 }
garbeam@77 324 if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {
garbeam@74 325 settitle(c);
garbeam@74 326 drawtitle(c);
garbeam@13 327 }
garbeam@13 328 }
garbeam@5 329 }
garbeam@5 330
garbeam@5 331 static void
garbeam@5 332 unmapnotify(XEvent *e)
garbeam@5 333 {
garbeam@5 334 Client *c;
garbeam@5 335 XUnmapEvent *ev = &e->xunmap;
garbeam@5 336
garbeam@10 337 if((c = getclient(ev->window)))
garbeam@10 338 unmanage(c);
garbeam@5 339 }
garbeam@76 340
garbeam@84 341 /* extern */
garbeam@76 342
garbeam@76 343 void (*handler[LASTEvent]) (XEvent *) = {
garbeam@76 344 [ButtonPress] = buttonpress,
garbeam@76 345 [ConfigureRequest] = configurerequest,
garbeam@76 346 [DestroyNotify] = destroynotify,
garbeam@76 347 [EnterNotify] = enternotify,
garbeam@76 348 [LeaveNotify] = leavenotify,
garbeam@76 349 [Expose] = expose,
garbeam@76 350 [KeyPress] = keypress,
garbeam@76 351 [MapRequest] = maprequest,
garbeam@76 352 [PropertyNotify] = propertynotify,
garbeam@76 353 [UnmapNotify] = unmapnotify
garbeam@76 354 };
garbeam@76 355
garbeam@76 356 void
garbeam@76 357 grabkeys()
garbeam@76 358 {
arg@138 359 static unsigned int len = sizeof(key) / sizeof(key[0]);
garbeam@76 360 unsigned int i;
garbeam@76 361 KeyCode code;
garbeam@76 362
garbeam@76 363 for(i = 0; i < len; i++) {
garbeam@76 364 code = XKeysymToKeycode(dpy, key[i].keysym);
garbeam@76 365 XGrabKey(dpy, code, key[i].mod, root, True,
garbeam@76 366 GrabModeAsync, GrabModeAsync);
arg@160 367 XGrabKey(dpy, code, key[i].mod | LockMask, root, True,
arg@160 368 GrabModeAsync, GrabModeAsync);
arg@146 369 XGrabKey(dpy, code, key[i].mod | NUMLOCKMASK, root, True,
arg@146 370 GrabModeAsync, GrabModeAsync);
arg@146 371 XGrabKey(dpy, code, key[i].mod | NUMLOCKMASK | LockMask, root, True,
arg@146 372 GrabModeAsync, GrabModeAsync);
garbeam@76 373 }
garbeam@76 374 }