diff options
Diffstat (limited to 'xevents.c')
| -rw-r--r-- | xevents.c | 275 |
1 files changed, 75 insertions, 200 deletions
@@ -15,7 +15,7 @@ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. * - * $Id: xevents.c,v 1.40 2009/05/01 17:50:20 okan Exp $ + * $Id: xevents.c,v 1.41 2009/05/18 00:14:19 oga Exp $ */ /* @@ -27,13 +27,42 @@ #include "headers.h" #include "calmwm.h" -/* - * NOTE: in reality, many of these should move to client.c now that - * we've got this nice event layer. - */ +static void xev_handle_maprequest(XEvent *); +static void xev_handle_unmapnotify(XEvent *); +static void xev_handle_destroynotify(XEvent *); +static void xev_handle_configurerequest(XEvent *); +static void xev_handle_propertynotify(XEvent *); +static void xev_handle_enternotify(XEvent *); +static void xev_handle_leavenotify(XEvent *); +static void xev_handle_buttonpress(XEvent *); +static void xev_handle_buttonrelease(XEvent *); +static void xev_handle_keypress(XEvent *); +static void xev_handle_keyrelease(XEvent *); +static void xev_handle_expose(XEvent *); +static void xev_handle_clientmessage(XEvent *); +static void xev_handle_randr(XEvent *); +static void xev_handle_mappingnotify(XEvent *); + + +void (*xev_handlers[LASTEvent])(XEvent *) = { + [MapRequest] = xev_handle_maprequest, + [UnmapNotify] = xev_handle_unmapnotify, + [ConfigureRequest] = xev_handle_configurerequest, + [PropertyNotify] = xev_handle_propertynotify, + [EnterNotify] = xev_handle_enternotify, + [LeaveNotify] = xev_handle_leavenotify, + [ButtonPress] = xev_handle_buttonpress, + [ButtonRelease] = xev_handle_buttonrelease, + [KeyPress] = xev_handle_keypress, + [KeyRelease] = xev_handle_keyrelease, + [Expose] = xev_handle_expose, + [DestroyNotify] = xev_handle_destroynotify, + [ClientMessage] = xev_handle_clientmessage, + [MappingNotify] = xev_handle_mappingnotify, +}; -void -xev_handle_maprequest(struct xevent *xev, XEvent *ee) +static void +xev_handle_maprequest(XEvent *ee) { XMapRequestEvent *e = &ee->xmaprequest; struct client_ctx *cc = NULL, *old_cc; @@ -48,11 +77,10 @@ xev_handle_maprequest(struct xevent *xev, XEvent *ee) } client_ptrwarp(cc); - xev_register(xev); } -void -xev_handle_unmapnotify(struct xevent *xev, XEvent *ee) +static void +xev_handle_unmapnotify(XEvent *ee) { XUnmapEvent *e = &ee->xunmap; XEvent ev; @@ -76,24 +104,20 @@ xev_handle_unmapnotify(struct xevent *xev, XEvent *ee) client_hide(cc); } XUngrabServer(X_Dpy); - - xev_register(xev); } -void -xev_handle_destroynotify(struct xevent *xev, XEvent *ee) +static void +xev_handle_destroynotify(XEvent *ee) { XDestroyWindowEvent *e = &ee->xdestroywindow; struct client_ctx *cc; if ((cc = client_find(e->window)) != NULL) client_delete(cc); - - xev_register(xev); } -void -xev_handle_configurerequest(struct xevent *xev, XEvent *ee) +static void +xev_handle_configurerequest(XEvent *ee) { XConfigureRequestEvent *e = &ee->xconfigurerequest; struct client_ctx *cc; @@ -140,12 +164,10 @@ xev_handle_configurerequest(struct xevent *xev, XEvent *ee) XConfigureWindow(X_Dpy, e->window, e->value_mask, &wc); } - - xev_register(xev); } -void -xev_handle_propertynotify(struct xevent *xev, XEvent *ee) +static void +xev_handle_propertynotify(XEvent *ee) { XPropertyEvent *e = &ee->xproperty; struct client_ctx *cc; @@ -164,8 +186,6 @@ xev_handle_propertynotify(struct xevent *xev, XEvent *ee) break; } } - - xev_register(xev); } void @@ -187,29 +207,25 @@ xev_reconfig(struct client_ctx *cc) XSendEvent(X_Dpy, cc->win, False, StructureNotifyMask, (XEvent *)&ce); } -void -xev_handle_enternotify(struct xevent *xev, XEvent *ee) +static void +xev_handle_enternotify(XEvent *ee) { XCrossingEvent *e = &ee->xcrossing; struct client_ctx *cc; if ((cc = client_find(e->window)) != NULL) client_setactive(cc, 1); - - xev_register(xev); } -void -xev_handle_leavenotify(struct xevent *xev, XEvent *ee) +static void +xev_handle_leavenotify(XEvent *ee) { client_leave(NULL); - - xev_register(xev); } /* We can split this into two event handlers. */ -void -xev_handle_buttonpress(struct xevent *xev, XEvent *ee) +static void +xev_handle_buttonpress(XEvent *ee) { XButtonEvent *e = &ee->xbutton; struct client_ctx *cc; @@ -228,35 +244,31 @@ xev_handle_buttonpress(struct xevent *xev, XEvent *ee) } if (mb == NULL) - goto out; + return; if (mb->context == MOUSEBIND_CTX_ROOT) { if (e->window != sc->rootwin) - goto out; + return; } else if (mb->context == MOUSEBIND_CTX_WIN) { cc = client_find(e->window); if (cc == NULL) - goto out; + return; } (*mb->callback)(cc, e); -out: - xev_register(xev); } -void -xev_handle_buttonrelease(struct xevent *xev, XEvent *ee) +static void +xev_handle_buttonrelease(XEvent *ee) { struct client_ctx *cc; if ((cc = client_current()) != NULL) group_sticky_toggle_exit(cc); - - xev_register(xev); } -void -xev_handle_keypress(struct xevent *xev, XEvent *ee) +static void +xev_handle_keypress(XEvent *ee) { XKeyEvent *e = &ee->xkey; struct client_ctx *cc = NULL; @@ -286,25 +298,22 @@ xev_handle_keypress(struct xevent *xev, XEvent *ee) } if (kb == NULL) - goto out; + return; if ((kb->flags & (KBFLAG_NEEDCLIENT)) && (cc = client_find(e->window)) == NULL && (cc = client_current()) == NULL) if (kb->flags & KBFLAG_NEEDCLIENT) - goto out; + return; (*kb->callback)(cc, &kb->argument); - -out: - xev_register(xev); } /* * This is only used for the alt suppression detection. */ -void -xev_handle_keyrelease(struct xevent *xev, XEvent *ee) +static void +xev_handle_keyrelease(XEvent *ee) { XKeyEvent *e = &ee->xkey; struct screen_ctx *sc; @@ -316,7 +325,7 @@ xev_handle_keyrelease(struct xevent *xev, XEvent *ee) keysym = XKeycodeToKeysym(X_Dpy, e->keycode, 0); if (keysym != XK_Alt_L && keysym != XK_Alt_R) - goto out; + return; sc->altpersist = 0; @@ -330,13 +339,10 @@ xev_handle_keyrelease(struct xevent *xev, XEvent *ee) group_sticky_toggle_exit(cc); XUngrabKeyboard(X_Dpy, CurrentTime); } - -out: - xev_register(xev); } -void -xev_handle_clientmessage(struct xevent *xev, XEvent *ee) +static void +xev_handle_clientmessage(XEvent *ee) { XClientMessageEvent *e = &ee->xclient; Atom xa_wm_change_state; @@ -345,17 +351,15 @@ xev_handle_clientmessage(struct xevent *xev, XEvent *ee) xa_wm_change_state = XInternAtom(X_Dpy, "WM_CHANGE_STATE", False); if ((cc = client_find(e->window)) == NULL) - goto out; + return; if (e->message_type == xa_wm_change_state && e->format == 32 && e->data.l[0] == IconicState) client_hide(cc); -out: - xev_register(xev); } -void -xev_handle_randr(struct xevent *xev, XEvent *ee) +static void +xev_handle_randr(XEvent *ee) { XRRScreenChangeNotifyEvent *rev = (XRRScreenChangeNotifyEvent *)ee; struct screen_ctx *sc; @@ -376,8 +380,8 @@ xev_handle_randr(struct xevent *xev, XEvent *ee) * Called when the keymap has changed. * Ungrab all keys, reload keymap and then regrab */ -void -xev_handle_mapping(struct xevent *xev, XEvent *ee) +static void +xev_handle_mappingnotify(XEvent *ee) { XMappingEvent *e = &ee->xmapping; struct keybinding *kb; @@ -389,160 +393,31 @@ xev_handle_mapping(struct xevent *xev, XEvent *ee) TAILQ_FOREACH(kb, &Conf.keybindingq, entry) conf_grab(&Conf, kb); - - xev_register(xev); -} - -/* - * X Event handling - */ - -static struct xevent_q _xevq, _xevq_putaway; -static short _xev_q_lock = 0; -volatile sig_atomic_t _xev_quit = 0; - -void -xev_init(void) -{ - TAILQ_INIT(&_xevq); - TAILQ_INIT(&_xevq_putaway); -} - -struct xevent * -xev_new(Window *win, Window *root, - int type, void (*cb)(struct xevent *, XEvent *), void *arg) -{ - struct xevent *xev; - - XMALLOC(xev, struct xevent); - xev->xev_win = win; - xev->xev_root = root; - xev->xev_type = type; - xev->xev_cb = cb; - xev->xev_arg = arg; - - return (xev); -} - -void -xev_register(struct xevent *xev) -{ - struct xevent_q *xq; - - xq = _xev_q_lock ? &_xevq_putaway : &_xevq; - TAILQ_INSERT_TAIL(xq, xev, entry); } static void -_xev_reincorporate(void) -{ - struct xevent *xev; - - while ((xev = TAILQ_FIRST(&_xevq_putaway)) != NULL) { - TAILQ_REMOVE(&_xevq_putaway, xev, entry); - TAILQ_INSERT_TAIL(&_xevq, xev, entry); - } -} - -void -xev_handle_expose(struct xevent *xev, XEvent *ee) +xev_handle_expose(XEvent *ee) { XExposeEvent *e = &ee->xexpose; struct client_ctx *cc; if ((cc = client_find(e->window)) != NULL && e->count == 0) client_draw_border(cc); - - xev_register(xev); } -#define ASSIGN(xtype) do { \ - root = e. xtype .root; \ - win = e. xtype .window; \ -} while (0) -#define ASSIGN1(xtype) do { \ - win = e. xtype .window; \ -} while (0) +volatile sig_atomic_t _xev_quit = 0; void xev_loop(void) { - Window win, root; XEvent e; - struct xevent *xev = NULL, *nextxev; - int type; while (_xev_quit == 0) { -#ifdef DIAGNOSTIC - if (TAILQ_EMPTY(&_xevq)) - errx(1, "X event queue empty"); -#endif - XNextEvent(X_Dpy, &e); - type = e.type; - - win = root = 0; - - switch (type) { - case MapRequest: - ASSIGN1(xmaprequest); - break; - case UnmapNotify: - ASSIGN1(xunmap); - break; - case ConfigureRequest: - ASSIGN1(xconfigurerequest); - break; - case PropertyNotify: - ASSIGN1(xproperty); - break; - case EnterNotify: - case LeaveNotify: - ASSIGN(xcrossing); - break; - case ButtonPress: - ASSIGN(xbutton); - break; - case ButtonRelease: - ASSIGN(xbutton); - break; - case KeyPress: - case KeyRelease: - ASSIGN(xkey); - break; - case DestroyNotify: - ASSIGN1(xdestroywindow); - break; - case ClientMessage: - ASSIGN1(xclient); - break; - default: - if (e.type == Randr_ev) - xev_handle_randr(xev, &e); - break; - } - - /* - * Now, search for matches, and call each of them. - */ - _xev_q_lock = 1; - for (xev = TAILQ_FIRST(&_xevq); xev != NULL; xev = nextxev) { - nextxev = TAILQ_NEXT(xev, entry); - - if ((type != xev->xev_type && xev->xev_type != 0) || - (xev->xev_win != NULL && win != *xev->xev_win) || - (xev->xev_root != NULL && root != *xev->xev_root)) - continue; - - TAILQ_REMOVE(&_xevq, xev, entry); - - (*xev->xev_cb)(xev, &e); - } - _xev_q_lock = 0; - _xev_reincorporate(); + if (e.type - Randr_ev == RRScreenChangeNotify) + xev_handle_randr(&e); + else if (e.type < LASTEvent && xev_handlers[e.type] != NULL) + (*xev_handlers[e.type])(&e); } } - -#undef ASSIGN -#undef ASSIGN1 |