From 748347fc200a9e1c901049c9f15d835fc3f675e4 Mon Sep 17 00:00:00 2001
From: Stefano Ceccherini <stefano.ceccherini@gmail.com>
Date: Tue, 26 Feb 2008 15:20:39 +0000
Subject: [PATCH] Check for invalid rects in BRegion::Include() and Exclude().
 This fixes weird text selection in BTextView() (for example, when an empty
 line was part of the selection).

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24142 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 src/kits/interface/Region.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/kits/interface/Region.cpp b/src/kits/interface/Region.cpp
index cd30c08e33..4e44edb894 100644
--- a/src/kits/interface/Region.cpp
+++ b/src/kits/interface/Region.cpp
@@ -335,6 +335,9 @@ BRegion::Include(BRect rect)
 void
 BRegion::Include(clipping_rect rect)
 {
+	if (!valid_rect(rect))
+		return;
+		
 	// convert to internal rect format
 	rect.right ++;
 	rect.bottom ++;
@@ -381,6 +384,9 @@ BRegion::Exclude(BRect rect)
 void
 BRegion::Exclude(clipping_rect rect)
 {
+	if (!valid_rect(rect))
+		return;
+		
 	// convert to internal rect format
 	rect.right ++;
 	rect.bottom ++;