X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=event.c;h=bdf4071299b4eaa30729c466119db739cdd09332;hb=d934296476be7345842fec1a2630d1752c704078;hp=b027a3eee03ec4e1c019c912d80c43d7066f6840;hpb=a1d0f819661f2be48f7a03ddd001f2a1a8f325e4;p=dwm.git

diff --git a/event.c b/event.c
index b027a3e..ce23e41 100644
--- a/event.c
+++ b/event.c
@@ -1,109 +1,236 @@
-/*
- * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
- * See LICENSE file for license details.
- */
-
-#include <fcntl.h>
+/* © 2006-2007 Anselm R. Garbe <garbeam at gmail dot com>
+ * © 2006-2007 Sander van Dijk <a dot h dot vandijk at gmail dot com>
+ * © 2006-2007 Jukka Salmi <jukka at salmi dot ch>
+ * © 2007 Premysl Hruby <dfenze at gmail dot com>
+ * © 2007 Szabolcs Nagy <nszabolcs at gmail dot com>
+ * See LICENSE file for license details. */
+#include "dwm.h"
 #include <stdio.h>
 #include <stdlib.h>
-#include <string.h>
 #include <X11/keysym.h>
 #include <X11/Xatom.h>
 
-#include "dwm.h"
+/* static */
 
-/* local functions */
-static void buttonpress(XEvent *e);
-static void configurerequest(XEvent *e);
-static void destroynotify(XEvent *e);
-static void enternotify(XEvent *e);
-static void leavenotify(XEvent *e);
-static void expose(XEvent *e);
-static void keymapnotify(XEvent *e);
-static void maprequest(XEvent *e);
-static void propertynotify(XEvent *e);
-static void unmapnotify(XEvent *e);
+typedef struct {
+	unsigned long mod;
+	KeySym keysym;
+	void (*func)(const char *arg);
+	const char *arg;
+} Key;
 
-void (*handler[LASTEvent]) (XEvent *) = {
-	[ButtonPress] = buttonpress,
-	[ConfigureRequest] = configurerequest,
-	[DestroyNotify] = destroynotify,
-	[EnterNotify] = enternotify,
-	[LeaveNotify] = leavenotify,
-	[Expose] = expose,
-	[KeyPress] = keypress,
-	[KeymapNotify] = keymapnotify,
-	[MapRequest] = maprequest,
-	[PropertyNotify] = propertynotify,
-	[UnmapNotify] = unmapnotify
-};
+KEYS
 
-static void
-buttonpress(XEvent *e)
-{
-	XButtonPressedEvent *ev = &e->xbutton;
+#define CLEANMASK(mask) (mask & ~(numlockmask | LockMask))
+#define MOUSEMASK		(BUTTONMASK | PointerMotionMask)
+
+static Client *
+getclient(Window w) {
 	Client *c;
 
-	if(barwin == ev->window)
-		barclick(ev);
-	else if((c = getclient(ev->window))) {
-		craise(c);
-		switch(ev->button) {
-		default:
+	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 Button1:
-			mmove(c);
+		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;
-		case Button2:
-			lower(c);
+		}
+	}
+}
+
+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 Button3:
-			mresize(c);
+		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
-configurerequest(XEvent *e)
-{
+buttonpress(XEvent *e) {
+	static char buf[32];
+	unsigned int i, x;
+	Client *c;
+	XButtonPressedEvent *ev = &e->xbutton;
+
+	buf[0] = 0;
+	if(barwin == ev->window) {
+		x = 0;
+		for(i = 0; i < ntags; i++) {
+			x += textw(tags[i]);
+			if(ev->x < x) {
+				snprintf(buf, sizeof buf, "%d", i);
+				if(ev->button == Button1) {
+					if(ev->state & MODKEY)
+						tag(buf);
+					else
+						view(buf);
+				}
+				else if(ev->button == Button3) {
+					if(ev->state & MODKEY)
+						toggletag(buf);
+					else
+						toggleview(buf);
+				}
+				return;
+			}
+		}
+		if(ev->x < x + blw)
+			switch(ev->button) {
+			case Button1:
+				setlayout(NULL);
+				break;
+			}
+	}
+	else if((c = getclient(ev->window))) {
+		focus(c);
+		if(CLEANMASK(ev->state) != MODKEY)
+			return;
+		if(ev->button == Button1 && (lt->arrange == floating || c->isfloating)) {
+			restack();
+			movemouse(c);
+		}
+		else if(ev->button == Button2)
+			zoom(NULL);
+		else if(ev->button == Button3
+		&& (lt->arrange == floating || c->isfloating) && !c->isfixed)
+		{
+			restack();
+			resizemouse(c);
+		}
+	}
+}
+
+static void
+configurerequest(XEvent *e) {
+	Client *c;
 	XConfigureRequestEvent *ev = &e->xconfigurerequest;
 	XWindowChanges wc;
-	Client *c;
 
-	ev->value_mask &= ~CWSibling;
 	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;
+		c->ismax = False;
 		if(ev->value_mask & CWBorderWidth)
-			c->border = 1;
-		gravitate(c, False);
-		resize(c, True);
+			c->border = ev->border_width;
+		if(c->isfixed || c->isfloating || (lt->arrange == floating)) {
+			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;
 
-	wc.x = ev->x;
-	wc.y = ev->y;
-	wc.width = ev->width;
-	wc.height = ev->height;
-	wc.border_width = 1;
-	wc.sibling = None;
-	wc.stack_mode = Above;
-	ev->value_mask &= ~CWStackMode;
-	ev->value_mask |= CWBorderWidth;
-	XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);
-	XFlush(dpy);
+	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();
+		lt->arrange();
+	}
 }
 
 static void
-destroynotify(XEvent *e)
-{
+destroynotify(XEvent *e) {
 	Client *c;
 	XDestroyWindowEvent *ev = &e->xdestroywindow;
 
@@ -112,105 +239,149 @@ destroynotify(XEvent *e)
 }
 
 static void
-enternotify(XEvent *e)
-{
-	XCrossingEvent *ev = &e->xcrossing;
+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)
-		issel = True;
+	else if(ev->window == root) {
+		selscreen = True;
+		focus(NULL);
+	}
 }
 
 static void
-leavenotify(XEvent *e)
-{
-	XCrossingEvent *ev = &e->xcrossing;
+expose(XEvent *e) {
+	XExposeEvent *ev = &e->xexpose;
 
-	if((ev->window == root) && !ev->same_screen)
-		issel = True;
+	if(ev->count == 0) {
+		if(barwin == ev->window)
+			drawstatus();
+	}
 }
 
 static void
-expose(XEvent *e)
-{
-	XExposeEvent *ev = &e->xexpose;
-	Client *c;
+keypress(XEvent *e) {
+	static unsigned int len = sizeof key / sizeof key[0];
+	unsigned int i;
+	KeySym keysym;
+	XKeyEvent *ev = &e->xkey;
 
-	if(ev->count == 0) {
-		if((c = gettitle(ev->window)))
-			draw_client(c);
+	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);
+		}
+}
+
+static void
+leavenotify(XEvent *e) {
+	XCrossingEvent *ev = &e->xcrossing;
+
+	if((ev->window == root) && !ev->same_screen) {
+		selscreen = False;
+		focus(NULL);
 	}
 }
 
 static void
-keymapnotify(XEvent *e)
-{
-	update_keys();
+mappingnotify(XEvent *e) {
+	XMappingEvent *ev = &e->xmapping;
+
+	XRefreshKeyboardMapping(ev);
+	if(ev->request == MappingKeyboard)
+		grabkeys();
 }
 
 static void
-maprequest(XEvent *e)
-{
-	XMapRequestEvent *ev = &e->xmaprequest;
+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));
+	if(wa.override_redirect)
 		return;
-	}
-
 	if(!getclient(ev->window))
 		manage(ev->window, &wa);
 }
 
 static void
-propertynotify(XEvent *e)
-{
-	XPropertyEvent *ev = &e->xproperty;
-	Window trans;
+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 == wm_atom[WMProtocols]) {
-			c->proto = win_proto(c->win);
-			return;
-		}
 		switch (ev->atom) {
 			default: break;
 			case XA_WM_TRANSIENT_FOR:
 				XGetTransientForHint(dpy, c->win, &trans);
-				if(!c->floating && (c->floating = (trans != 0)))
-					arrange(NULL);
+				if(!c->isfloating && (c->isfloating = (getclient(trans) != NULL)))
+					lt->arrange();
 				break;
 			case XA_WM_NORMAL_HINTS:
-				update_size(c);
+				updatesizehints(c);
 				break;
 		}
-		if(ev->atom == XA_WM_NAME || ev->atom == net_atom[NetWMName]) {
-			update_name(c);
-			draw_client(c);
+		if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {
+			updatetitle(c);
+			if(c == sel)
+				drawstatus();
 		}
 	}
 }
 
 static void
-unmapnotify(XEvent *e)
-{
+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) {
+	static unsigned int len = sizeof key / sizeof key[0];
+	unsigned int i;
+	KeyCode code;
+
+	XUngrabKey(dpy, AnyKey, AnyModifier, root);
+	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);
+	}
+}