event.c
changeset 990 70f6fcd100b7
parent 989 5f7018237edb
child 991 277c0e5bd0df
--- a/event.c	Sat Sep 15 20:39:31 2007 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,375 +0,0 @@
-/* See LICENSE file for copyright and license details. */
-#include "dwm.h"
-#include <stdlib.h>
-#include <X11/keysym.h>
-#include <X11/Xatom.h>
-#include <X11/Xutil.h>
-
-/* static */
-
-typedef struct {
-	unsigned long mod;
-	KeySym keysym;
-	void (*func)(const char *arg);
-	const char *arg;
-} Key;
-
-#define CLEANMASK(mask)		(mask & ~(numlockmask | LockMask))
-#define MOUSEMASK		(BUTTONMASK | PointerMotionMask)
-
-static Client *
-getclient(Window w) {
-	Client *c;
-
-	for(c = clients; c && c->win != w; c = c->next);
-	return c;
-}
-
-static void
-movemouse(Client *c) {
-	int x1, y1, ocx, ocy, di, nx, ny;
-	unsigned int dui;
-	Window dummy;
-	XEvent ev;
-
-	ocx = nx = c->x;
-	ocy = ny = c->y;
-	if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
-			None, cursor[CurMove], CurrentTime) != GrabSuccess)
-		return;
-	c->ismax = False;
-	XQueryPointer(dpy, root, &dummy, &dummy, &x1, &y1, &di, &di, &dui);
-	for(;;) {
-		XMaskEvent(dpy, MOUSEMASK | ExposureMask | SubstructureRedirectMask, &ev);
-		switch (ev.type) {
-		case ButtonRelease:
-			XUngrabPointer(dpy, CurrentTime);
-			return;
-		case ConfigureRequest:
-		case Expose:
-		case MapRequest:
-			handler[ev.type](&ev);
-			break;
-		case MotionNotify:
-			XSync(dpy, False);
-			nx = ocx + (ev.xmotion.x - x1);
-			ny = ocy + (ev.xmotion.y - y1);
-			if(abs(wax + nx) < SNAP)
-				nx = wax;
-			else if(abs((wax + waw) - (nx + c->w + 2 * c->border)) < SNAP)
-				nx = wax + waw - c->w - 2 * c->border;
-			if(abs(way - ny) < SNAP)
-				ny = way;
-			else if(abs((way + wah) - (ny + c->h + 2 * c->border)) < SNAP)
-				ny = way + wah - c->h - 2 * c->border;
-			resize(c, nx, ny, c->w, c->h, False);
-			break;
-		}
-	}
-}
-
-static void
-resizemouse(Client *c) {
-	int ocx, ocy;
-	int nw, nh;
-	XEvent ev;
-
-	ocx = c->x;
-	ocy = c->y;
-	if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
-			None, cursor[CurResize], CurrentTime) != GrabSuccess)
-		return;
-	c->ismax = False;
-	XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->border - 1, c->h + c->border - 1);
-	for(;;) {
-		XMaskEvent(dpy, MOUSEMASK | ExposureMask | SubstructureRedirectMask , &ev);
-		switch(ev.type) {
-		case ButtonRelease:
-			XWarpPointer(dpy, None, c->win, 0, 0, 0, 0,
-					c->w + c->border - 1, c->h + c->border - 1);
-			XUngrabPointer(dpy, CurrentTime);
-			while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
-			return;
-		case ConfigureRequest:
-		case Expose:
-		case MapRequest:
-			handler[ev.type](&ev);
-			break;
-		case MotionNotify:
-			XSync(dpy, False);
-			if((nw = ev.xmotion.x - ocx - 2 * c->border + 1) <= 0)
-				nw = 1;
-			if((nh = ev.xmotion.y - ocy - 2 * c->border + 1) <= 0)
-				nh = 1;
-			resize(c, c->x, c->y, nw, nh, True);
-			break;
-		}
-	}
-}
-
-static void
-buttonpress(XEvent *e) {
-	unsigned int i, x;
-	Client *c;
-	XButtonPressedEvent *ev = &e->xbutton;
-
-	if(barwin == ev->window) {
-		x = 0;
-		for(i = 0; i < ntags; i++) {
-			x += textw(tags[i]);
-			if(ev->x < x) {
-				if(ev->button == Button1) {
-					if(ev->state & MODKEY)
-						tag(tags[i]);
-					else
-						view(tags[i]);
-				}
-				else if(ev->button == Button3) {
-					if(ev->state & MODKEY)
-						toggletag(tags[i]);
-					else
-						toggleview(tags[i]);
-				}
-				return;
-			}
-		}
-		if((ev->x < x + blw) && ev->button == Button1)
-			setlayout(NULL);
-	}
-	else if((c = getclient(ev->window))) {
-		focus(c);
-		if(CLEANMASK(ev->state) != MODKEY)
-			return;
-		if(ev->button == Button1 && (isfloating() || c->isfloating)) {
-			restack();
-			movemouse(c);
-		}
-		else if(ev->button == Button2)
-			zoom(NULL);
-		else if(ev->button == Button3
-		&& (isfloating() || c->isfloating) && !c->isfixed)
-		{
-			restack();
-			resizemouse(c);
-		}
-	}
-}
-
-static void
-configurerequest(XEvent *e) {
-	Client *c;
-	XConfigureRequestEvent *ev = &e->xconfigurerequest;
-	XWindowChanges wc;
-
-	if((c = getclient(ev->window))) {
-		c->ismax = False;
-		if(ev->value_mask & CWBorderWidth)
-			c->border = ev->border_width;
-		if(c->isfixed || c->isfloating || isfloating()) {
-			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((c->x + c->w) > sw && c->isfloating)
-				c->x = sw / 2 - c->w / 2; /* center in x direction */
-			if((c->y + c->h) > sh && c->isfloating)
-				c->y = sh / 2 - c->h / 2; /* center in y direction */
-			if((ev->value_mask & (CWX | CWY))
-			&& !(ev->value_mask & (CWWidth | CWHeight)))
-				configure(c);
-			if(isvisible(c))
-				XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
-		}
-		else
-			configure(c);
-	}
-	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
-configurenotify(XEvent *e) {
-	XConfigureEvent *ev = &e->xconfigure;
-
-	if (ev->window == root && (ev->width != sw || ev->height != sh)) {
-		sw = ev->width;
-		sh = ev->height;
-		XFreePixmap(dpy, dc.drawable);
-		dc.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen));
-		XResizeWindow(dpy, barwin, sw, bh);
-		updatebarpos();
-		arrange();
-	}
-}
-
-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->mode != NotifyNormal || ev->detail == NotifyInferior)
-		return;
-	if((c = getclient(ev->window)))
-		focus(c);
-	else if(ev->window == root) {
-		selscreen = True;
-		focus(NULL);
-	}
-}
-
-static void
-expose(XEvent *e) {
-	XExposeEvent *ev = &e->xexpose;
-
-	if(ev->count == 0) {
-		if(barwin == ev->window)
-			drawbar();
-	}
-}
-
-static void
-keypress(XEvent *e) {
-	KEYS
-	unsigned int len = sizeof keys / sizeof keys[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 == keys[i].keysym
-		&& CLEANMASK(keys[i].mod) == CLEANMASK(ev->state))
-		{
-			if(keys[i].func)
-				keys[i].func(keys[i].arg);
-		}
-}
-
-static void
-leavenotify(XEvent *e) {
-	XCrossingEvent *ev = &e->xcrossing;
-
-	if((ev->window == root) && !ev->same_screen) {
-		selscreen = False;
-		focus(NULL);
-	}
-}
-
-static void
-mappingnotify(XEvent *e) {
-	XMappingEvent *ev = &e->xmapping;
-
-	XRefreshKeyboardMapping(ev);
-	if(ev->request == MappingKeyboard)
-		grabkeys();
-}
-
-static void
-maprequest(XEvent *e) {
-	static XWindowAttributes wa;
-	XMapRequestEvent *ev = &e->xmaprequest;
-
-	if(!XGetWindowAttributes(dpy, ev->window, &wa))
-		return;
-	if(wa.override_redirect)
-		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))) {
-		switch (ev->atom) {
-			default: break;
-			case XA_WM_TRANSIENT_FOR:
-				XGetTransientForHint(dpy, c->win, &trans);
-				if(!c->isfloating && (c->isfloating = (getclient(trans) != NULL)))
-					arrange();
-				break;
-			case XA_WM_NORMAL_HINTS:
-				updatesizehints(c);
-				break;
-		}
-		if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {
-			updatetitle(c);
-			if(c == sel)
-				drawbar();
-		}
-	}
-}
-
-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,
-	[ConfigureNotify] = configurenotify,
-	[DestroyNotify] = destroynotify,
-	[EnterNotify] = enternotify,
-	[LeaveNotify] = leavenotify,
-	[Expose] = expose,
-	[KeyPress] = keypress,
-	[MappingNotify] = mappingnotify,
-	[MapRequest] = maprequest,
-	[PropertyNotify] = propertynotify,
-	[UnmapNotify] = unmapnotify
-};
-
-void
-grabkeys(void) {
-	KEYS
-	unsigned int len = sizeof keys / sizeof keys[0];
-	unsigned int i;
-	KeyCode code;
-
-	XUngrabKey(dpy, AnyKey, AnyModifier, root);
-	for(i = 0; i < len; i++) {
-		code = XKeysymToKeycode(dpy, keys[i].keysym);
-		XGrabKey(dpy, code, keys[i].mod, root, True,
-				GrabModeAsync, GrabModeAsync);
-		XGrabKey(dpy, code, keys[i].mod | LockMask, root, True,
-				GrabModeAsync, GrabModeAsync);
-		XGrabKey(dpy, code, keys[i].mod | numlockmask, root, True,
-				GrabModeAsync, GrabModeAsync);
-		XGrabKey(dpy, code, keys[i].mod | numlockmask | LockMask, root, True,
-				GrabModeAsync, GrabModeAsync);
-	}
-}