applied Sanders resize patch, fixed lower bug

client.c

@@ -267,7 +267,7 @@ maximize(Arg *arg)
 	*sel->w = sw - 2 * sel->border;
 	*sel->h = sh - 2 * sel->border - bh;
 	higher(sel);
-	resize(sel, False);
+	resize(sel, False, TopLeft);
 }
 
 void
@@ -283,9 +283,11 @@ pop(Client *c)
 }
 
 void
-resize(Client *c, Bool inc)
+resize(Client *c, Bool inc, Corner sticky)
 {
 	XConfigureEvent e;
+	int right = *c->x + *c->w;
+	int bottom = *c->y + *c->h;
 
 	if(inc) {
 		if(c->incw)
@@ -305,6 +307,10 @@ resize(Client *c, Bool inc)
 		*c->w = c->maxw;
 	if(c->maxh && *c->h > c->maxh)
 		*c->h = c->maxh;
+	if(sticky == TopRight || sticky == BottomRight)
+		*c->x = right - *c->w;
+	if(sticky == BottomLeft || sticky == BottomRight)
+		*c->y = bottom - *c->h;
 	resizetitle(c);
 	XSetWindowBorderWidth(dpy, c->win, 1);
 	XMoveResizeWindow(dpy, c->win, *c->x, *c->y, *c->w, *c->h);

dwm.h

@@ -25,6 +25,7 @@ enum { Tscratch, Tdev, Twww, Twork, TLast };
 /********** CUSTOMIZE **********/
 
 typedef union Arg Arg;
+typedef enum Corner Corner;
 typedef struct DC DC;
 typedef struct Client Client;
 typedef struct Fnt Fnt;
@@ -43,6 +44,8 @@ enum { WMProtocols, WMDelete, WMLast };
 /* cursor */
 enum { CurNormal, CurResize, CurMove, CurLast };
 
+enum Corner { TopLeft, TopRight, BottomLeft, BottomRight };
+
 struct Fnt {
 	int ascent;
 	int descent;
@@ -121,7 +124,7 @@ extern void lower(Client *c);
 extern void manage(Window w, XWindowAttributes *wa);
 extern void maximize(Arg *arg);
 extern void pop(Client *c);
-extern void resize(Client *c, Bool inc);
+extern void resize(Client *c, Bool inc, Corner sticky);
 extern void setgeom(Client *c);
 extern void setsize(Client *c);
 extern void settitle(Client *c);

event.c

@@ -79,7 +79,7 @@ movemouse(Client *c)
 			XSync(dpy, False);
 			*c->x = ocx + (ev.xmotion.x - x1);
 			*c->y = ocy + (ev.xmotion.y - y1);
-			resize(c, False);
+			resize(c, False, TopLeft);
 			break;
 		case ButtonRelease:
 			XUngrabPointer(dpy, CurrentTime);
@@ -93,6 +93,7 @@ resizemouse(Client *c)
 {
 	XEvent ev;
 	int ocx, ocy;
+	Corner sticky;
 
 	ocx = *c->x;
 	ocy = *c->y;
@@ -113,7 +114,18 @@ resizemouse(Client *c)
 			*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;
-			resize(c, True);
+			if(ocx <= ev.xmotion.x) {
+				if(ocy <= ev.xmotion.y)
+					sticky = TopLeft;
+				else
+					sticky = BottomLeft;
+			} else {
+				if(ocy <= ev.xmotion.y)
+					sticky = TopRight;
+				else
+					sticky = BottomRight;
+			}
+			resize(c, True, sticky);
 			break;
 		case ButtonRelease:
 			XUngrabPointer(dpy, CurrentTime);
@@ -153,24 +165,27 @@ buttonpress(XEvent *e)
 		}
 	}
 	else if((c = getclient(ev->window))) {
-		if(arrange == dotile && !c->isfloat) {
-			if((ev->state & ControlMask) && (ev->button == Button1))
-				zoom(NULL);
-			return;
-		}
-		/* floating windows */
-		higher(c);
 		switch(ev->button) {
 		default:
 			break;
 		case Button1:
-			movemouse(c);
+			if(arrange == dotile && !c->isfloat) {
+				if((ev->state & ControlMask) && (ev->button == Button1))
+					zoom(NULL);
+			}
+			else {
+				higher(c);
+				movemouse(c);
+			}
 			break;
 		case Button2:
 			lower(c);
 			break;
 		case Button3:
-			resizemouse(c);
+			if(arrange == dofloat || c->isfloat) {
+				higher(c);
+				resizemouse(c);
+			}
 			break;
 		}
 	}
@@ -197,7 +212,7 @@ configurerequest(XEvent *e)
 		if(ev->value_mask & CWBorderWidth)
 			c->border = 1;
 		gravitate(c, False);
-		resize(c, True);
+		resize(c, True, TopLeft);
 	}
 
 	wc.x = ev->x;

main.c

@@ -24,7 +24,7 @@ static void
 cleanup()
 {
 	while(sel) {
-		resize(sel, True);
+		resize(sel, True, TopLeft);
 		unmanage(sel);
 	}
 	XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);

tag.c

@@ -45,7 +45,7 @@ dofloat(Arg *arg)
 	for(c = clients; c; c = c->next) {
 		setgeom(c);
 		if(c->tags[tsel]) {
-			resize(c, True);
+			resize(c, True, TopLeft);
 		}
 		else
 			ban(c);
@@ -81,7 +81,7 @@ dotile(Arg *arg)
 		if(c->tags[tsel]) {
 			if(c->isfloat) {
 				higher(c);
-				resize(c, True);
+				resize(c, True, TopLeft);
 				continue;
 			}
 			if(n == 1) {
@@ -102,7 +102,7 @@ dotile(Arg *arg)
 				*c->w = w - 2 * c->border;
 				*c->h = h - 2 * c->border;
 			}
-			resize(c, False);
+			resize(c, False, TopLeft);
 			i++;
 		}
 		else