/* * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com> * See LICENSE file for license details. */ #include "dwm.h" #include <stdlib.h> #include <X11/keysym.h> #include <X11/Xatom.h> /* static */ typedef struct { unsigned long mod; KeySym keysym; void (*func)(Arg *arg); Arg arg; } Key; KEYS #define CLEANMASK(mask) (mask & ~(NUMLOCKMASK | LockMask)) static void movemouse(Client *c) { int x1, y1, ocx, ocy, di; unsigned int dui; Window dummy; XEvent ev; ocx = c->x; ocy = c->y; if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync, None, cursor[CurMove], CurrentTime) != GrabSuccess) return; XQueryPointer(dpy, root, &dummy, &dummy, &x1, &y1, &di, &di, &dui); for(;;) { XMaskEvent(dpy, MOUSEMASK | ExposureMask, &ev); switch (ev.type) { default: break; case Expose: handler[Expose](&ev); break; case MotionNotify: XSync(dpy, False); c->x = ocx + (ev.xmotion.x - x1); c->y = ocy + (ev.xmotion.y - y1); resize(c, False, TopLeft); break; case ButtonRelease: XUngrabPointer(dpy, CurrentTime); return; } } } static void resizemouse(Client *c) { int ocx, ocy; Corner sticky; XEvent ev; ocx = c->x; ocy = c->y; if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync, None, cursor[CurResize], CurrentTime) != GrabSuccess) return; XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w, c->h); for(;;) { XMaskEvent(dpy, MOUSEMASK | ExposureMask, &ev); switch(ev.type) { default: break; case Expose: handler[Expose](&ev); break; case MotionNotify: XSync(dpy, False); c->w = abs(ocx - ev.xmotion.x); c->h = abs(ocy - ev.xmotion.y); c->x = (ocx <= ev.xmotion.x) ? ocx : ocx - c->w; c->y = (ocy <= ev.xmotion.y) ? ocy : ocy - c->h; if(ocx <= ev.xmotion.x) sticky = (ocy <= ev.xmotion.y) ? TopLeft : BotLeft; else sticky = (ocy <= ev.xmotion.y) ? TopRight : BotRight; resize(c, True, sticky); break; case ButtonRelease: XUngrabPointer(dpy, CurrentTime); return; } } } static void buttonpress(XEvent *e) { int x; Arg a; Client *c; XButtonPressedEvent *ev = &e->xbutton; if(barwin == ev->window) { switch(ev->button) { default: x = 0; for(a.i = 0; a.i < ntags; a.i++) { x += textw(tags[a.i]); if(ev->x < x) { view(&a); break; } } break; case Button4: viewnext(&a); break; case Button5: viewprev(&a); break; } } else if((c = getclient(ev->window))) { focus(c); switch(ev->button) { default: break; case Button1: if(!c->ismax && (arrange == dofloat || c->isfloat)) { higher(c); movemouse(c); } break; case Button2: lower(c); break; case Button3: if(!c->ismax && (arrange == dofloat || c->isfloat)) { higher(c); resizemouse(c); } break; } } } static void configurerequest(XEvent *e) { Client *c; XConfigureRequestEvent *ev = &e->xconfigurerequest; XEvent synev; XWindowChanges wc; unsigned long newmask; if((c = getclient(ev->window))) { gravitate(c, True); if(ev->value_mask & CWX) c->x = ev->x; if(ev->value_mask & CWY) c->y = ev->y; if(ev->value_mask & CWWidth) c->w = ev->width; if(ev->value_mask & CWHeight) c->h = ev->height; if(ev->value_mask & CWBorderWidth) c->border = ev->border_width; gravitate(c, False); wc.x = c->x; wc.y = c->y; wc.width = c->w; wc.height = c->h; newmask = ev->value_mask & (~(CWSibling | CWStackMode | CWBorderWidth)); if(newmask) XConfigureWindow(dpy, c->win, newmask, &wc); else { synev.type = ConfigureNotify; synev.xconfigure.display = dpy; synev.xconfigure.event = c->win; synev.xconfigure.window = c->win; synev.xconfigure.x = c->x; synev.xconfigure.y = c->y; synev.xconfigure.width = c->w; synev.xconfigure.height = c->h; synev.xconfigure.border_width = c->border; synev.xconfigure.above = None; /* Send synthetic ConfigureNotify */ XSendEvent(dpy, c->win, True, NoEventMask, &synev); } XSync(dpy, False); if(c->isfloat) resize(c, False, TopLeft); else arrange(NULL); } else { wc.x = ev->x; wc.y = ev->y; wc.width = ev->width; wc.height = ev->height; wc.border_width = ev->border_width; wc.sibling = ev->above; wc.stack_mode = ev->detail; XConfigureWindow(dpy, ev->window, ev->value_mask, &wc); XSync(dpy, False); } } static void destroynotify(XEvent *e) { Client *c; XDestroyWindowEvent *ev = &e->xdestroywindow; if((c = getclient(ev->window))) unmanage(c); } static void enternotify(XEvent *e) { Client *c; XCrossingEvent *ev = &e->xcrossing; if(ev->detail == NotifyInferior) return; if((c = getclient(ev->window)) || (c = getctitle(ev->window))) focus(c); else if(ev->window == root) issel = True; } static void expose(XEvent *e) { Client *c; XExposeEvent *ev = &e->xexpose; if(ev->count == 0) { if(barwin == ev->window) drawstatus(); else if((c = getctitle(ev->window))) drawtitle(c); } } static void keypress(XEvent *e) { static unsigned int len = sizeof(key) / sizeof(key[0]); unsigned int i; KeySym keysym; XKeyEvent *ev = &e->xkey; keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0); for(i = 0; i < len; i++) if(keysym == key[i].keysym && CLEANMASK(key[i].mod) == CLEANMASK(ev->state)) { if(key[i].func) key[i].func(&key[i].arg); return; } } static void leavenotify(XEvent *e) { XCrossingEvent *ev = &e->xcrossing; if((ev->window == root) && !ev->same_screen) issel = True; } static void maprequest(XEvent *e) { static XWindowAttributes wa; XMapRequestEvent *ev = &e->xmaprequest; if(!XGetWindowAttributes(dpy, ev->window, &wa)) return; if(wa.override_redirect) { XSelectInput(dpy, ev->window, (StructureNotifyMask | PropertyChangeMask)); return; } if(!getclient(ev->window)) manage(ev->window, &wa); } static void propertynotify(XEvent *e) { Client *c; Window trans; XPropertyEvent *ev = &e->xproperty; if(ev->state == PropertyDelete) return; /* ignore */ if((c = getclient(ev->window))) { if(ev->atom == wmatom[WMProtocols]) { c->proto = getproto(c->win); return; } switch (ev->atom) { default: break; case XA_WM_TRANSIENT_FOR: XGetTransientForHint(dpy, c->win, &trans); if(!c->isfloat && (c->isfloat = (trans != 0))) arrange(NULL); break; case XA_WM_NORMAL_HINTS: setsize(c); break; } if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) { settitle(c); drawtitle(c); } } } static void unmapnotify(XEvent *e) { Client *c; XUnmapEvent *ev = &e->xunmap; if((c = getclient(ev->window))) unmanage(c); } /* extern */ void (*handler[LASTEvent]) (XEvent *) = { [ButtonPress] = buttonpress, [ConfigureRequest] = configurerequest, [DestroyNotify] = destroynotify, [EnterNotify] = enternotify, [LeaveNotify] = leavenotify, [Expose] = expose, [KeyPress] = keypress, [MapRequest] = maprequest, [PropertyNotify] = propertynotify, [UnmapNotify] = unmapnotify }; void grabkeys() { static unsigned int len = sizeof(key) / sizeof(key[0]); unsigned int i; KeyCode code; for(i = 0; i < len; i++) { code = XKeysymToKeycode(dpy, key[i].keysym); XGrabKey(dpy, code, key[i].mod, root, True, GrabModeAsync, GrabModeAsync); XGrabKey(dpy, code, key[i].mod | LockMask, root, True, GrabModeAsync, GrabModeAsync); XGrabKey(dpy, code, key[i].mod | NUMLOCKMASK, root, True, GrabModeAsync, GrabModeAsync); XGrabKey(dpy, code, key[i].mod | NUMLOCKMASK | LockMask, root, True, GrabModeAsync, GrabModeAsync); } }