From 19c4c706cc9b8ad3e462aac064c2535baba383fd Mon Sep 17 00:00:00 2001
From: paul <paul@lazarus-ide.org>
Date: Wed, 1 Aug 2007 11:56:56 +0000
Subject: [PATCH] (Qt): little bug in previous commit

git-svn-id: trunk@11705 -
---
 lcl/interfaces/qt/qtwscontrols.pp | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/lcl/interfaces/qt/qtwscontrols.pp b/lcl/interfaces/qt/qtwscontrols.pp
index dce0dfbfbe..bcadf1c081 100644
--- a/lcl/interfaces/qt/qtwscontrols.pp
+++ b/lcl/interfaces/qt/qtwscontrols.pp
@@ -335,14 +335,25 @@ begin
 end;
 
 class procedure TQtWSWinControl.ConstraintsChange(const AWinControl: TWinControl);
+const
+  QtMaxContraint = $FFFFFF;
 var
   Widget: TQtWidget;
+  MaxW, MaxH: Integer;
 begin
   Widget := TQtWidget(AWinControl.Handle);
   with AWinControl do
   begin
     Widget.setMinimumSize(Constraints.MinWidth, Constraints.MinHeight);
-    Widget.setMaximumSize(Constraints.MaxWidth, Constraints.MaxHeight);
+    if Constraints.MaxWidth = 0 then
+      MaxW := QtMaxContraint
+    else
+      MaxW := Constraints.MaxWidth;
+    if Constraints.MaxHeight = 0 then
+      MaxH := QtMaxContraint
+    else
+      MaxH := Constraints.MaxHeight;
+    Widget.setMaximumSize(MaxW, MaxH);
   end;
 end;