From 6d790c3918dada5c874b8cabfe1be56fcbd9fd73 Mon Sep 17 00:00:00 2001
From: oga
Date: Wed, 25 Jun 2008 00:52:47 +0000
Subject: Stop keyboard move moving the window utterly off the screen. If that
 happens there's no way to get it back.  Also, stop resize making a windows
 size negative or zero. X does not like that one bit.

Diff from Martynas. Ok okan@.
---
 kbfunc.c | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/kbfunc.c b/kbfunc.c
index b3e39c1..73744a2 100644
--- a/kbfunc.c
+++ b/kbfunc.c
@@ -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: kbfunc.c,v 1.29 2008/06/12 18:32:06 okan Exp $
+ * $Id: kbfunc.c,v 1.30 2008/06/25 00:52:47 oga Exp $
  */
 
 #include <paths.h>
@@ -77,7 +77,17 @@ kbfunc_moveresize(struct client_ctx *cc, void *arg)
 	switch (flags & typemask) {
 	case CWM_MOVE:
 		cc->geom.y += my;
+		if (cc->geom.y + cc->geom.height < 0)
+			cc->geom.y = -cc->geom.height;
+		if (cc->geom.y > cc->sc->ymax)
+			cc->geom.y = cc->sc->ymax;
+
 		cc->geom.x += mx;
+		if (cc->geom.x + cc->geom.width < 0)
+			cc->geom.x = -cc->geom.width;
+		if (cc->geom.x > cc->sc->xmax)
+			cc->geom.x = cc->sc->xmax;
+
 		client_move(cc);
 		xu_ptr_getpos(cc->pwin, &x, &y);
 		cc->ptr.y = y + my;
@@ -85,8 +95,10 @@ kbfunc_moveresize(struct client_ctx *cc, void *arg)
 		client_ptrwarp(cc);
 		break;
 	case CWM_RESIZE:
-		cc->geom.height += my;
-		cc->geom.width += mx;
+		if ((cc->geom.height += my) < 1)
+			cc->geom.height = 1;
+		if ((cc->geom.width += mx) < 1)
+			cc->geom.width = 1;
 		client_resize(cc);
 
 		/* Make sure the pointer stays within the window. */
-- 
cgit v1.2.3-2-gb3c3