diff --git a/src/ui/cuidragable.cpp b/src/ui/cuidragable.cpp
index 33215054b..b4c2d7f8a 100644
--- a/src/ui/cuidragable.cpp
+++ b/src/ui/cuidragable.cpp
@@ -14,7 +14,7 @@ cUIDragable::~cUIDragable() {
 }
 
 Uint32 cUIDragable::OnMouseDown( const eeVector2i& Pos, const Uint32 Flags ) {
-	if ( !( cInput::instance()->LastPressTrigger() & mDragButton ) && ( Flags & mDragButton ) && DragEnable() && !Dragging() ) {
+	if ( !( cUIManager::instance()->LastPressTrigger() & mDragButton ) && ( Flags & mDragButton ) && DragEnable() && !Dragging() ) {
 		Dragging( true );
 		mDragPoint = Pos;
 	}
diff --git a/src/ui/cuimanager.cpp b/src/ui/cuimanager.cpp
index 49f82a3e3..7b6ec51c7 100644
--- a/src/ui/cuimanager.cpp
+++ b/src/ui/cuimanager.cpp
@@ -211,4 +211,8 @@ const Uint32& cUIManager::PressTrigger() const {
 	return mKM->PressTrigger();
 }
 
+const Uint32& cUIManager::LastPressTrigger() const {
+	return mKM->LastPressTrigger();
+}
+
 }}
diff --git a/src/ui/cuimanager.hpp b/src/ui/cuimanager.hpp
index cbd371c2c..296fdd3ea 100644
--- a/src/ui/cuimanager.hpp
+++ b/src/ui/cuimanager.hpp
@@ -43,6 +43,8 @@ class EE_API cUIManager : public tSingleton<cUIManager> {
 		cInput * GetInput() const;
 
 		const Uint32& PressTrigger() const;
+
+		const Uint32& LastPressTrigger() const;
 	protected:
 		cEngine *			mEE;
 		cInput *			mKM;
diff --git a/src/ui/cuiwindow.cpp b/src/ui/cuiwindow.cpp
index 3a47d1017..9999d5f33 100644
--- a/src/ui/cuiwindow.cpp
+++ b/src/ui/cuiwindow.cpp
@@ -283,9 +283,12 @@ Uint32 cUIWindow::OnMessage( const cUIMessage * Msg ) {
 	return cUIComplexControl::OnMessage( Msg );
 }
 
-
 void cUIWindow::DoResize ( const cUIMessage * Msg ) {
-	if ( !( mWinFlags & UI_WIN_RESIZEABLE ) || !( Msg->Flags() & EE_BUTTON_LMASK ) || RESIZE_NONE != mResizeType )
+	if (	!( mWinFlags & UI_WIN_RESIZEABLE ) ||
+			!( Msg->Flags() & EE_BUTTON_LMASK ) ||
+			RESIZE_NONE != mResizeType ||
+			( cUIManager::instance()->LastPressTrigger() & EE_BUTTON_LMASK )
+	)
 		return;
 
 	DecideResizeType( Msg->Sender() );