From cbd29680050b98d33cf05017be3c842d79743376 Mon Sep 17 00:00:00 2001
From: zeljko <zeljko@lazarus-ide.org>
Date: Tue, 16 Feb 2016 12:10:05 +0000
Subject: [PATCH] Qt: adjust clientrect of MDIChild if needed, after restoring
 from minimized state.

git-svn-id: trunk@51637 -
---
 lcl/interfaces/qt/qtwidgets.pas | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lcl/interfaces/qt/qtwidgets.pas b/lcl/interfaces/qt/qtwidgets.pas
index 0f54e068da..fbe7cbc4d1 100644
--- a/lcl/interfaces/qt/qtwidgets.pas
+++ b/lcl/interfaces/qt/qtwidgets.pas
@@ -7219,6 +7219,10 @@ begin
   {inform LCL about change}
   SlotWindowStateChange;
 
+  if (AOldState and QtWindowMinimized <> 0) and (ANewState and QtWindowMinimized = 0) and
+    (ANewState and QtWindowMaximized = 0) and LCLObject.ClientRectNeedsInterfaceUpdate then
+    LCLObject.DoAdjustClientRectChange(True);
+
   {activate next mdi in chain if we are minimized}
   if Assigned(MDIChildArea) and
     (ANewState and QtWindowMinimized = QtWindowMinimized) and