diff --git a/lcl/interfaces/cocoa/cocoagdiobjects.pas b/lcl/interfaces/cocoa/cocoagdiobjects.pas
index 6ab2781f13..24be4a999b 100644
--- a/lcl/interfaces/cocoa/cocoagdiobjects.pas
+++ b/lcl/interfaces/cocoa/cocoagdiobjects.pas
@@ -223,6 +223,9 @@ function CheckBitmap(ABitmap: HBITMAP; AStr: string): Boolean;
 
 implementation
 
+uses
+  CocoaInt;
+
 //todo: a better check!
 
 function CheckDC(dc: HDC): TCocoaContext;
@@ -421,6 +424,8 @@ end;
 function TCocoaCursor.Install: TCocoaCursor;
 begin
   FCursor.push;
+  // also request form cursors invalidation
+  CocoaWidgetSet.NSApp.keyWindow.resetCursorRects;
   Result := nil;
 end;
 
diff --git a/lcl/interfaces/cocoa/cocoaint.pas b/lcl/interfaces/cocoa/cocoaint.pas
index 5132f8adf9..0788a50055 100644
--- a/lcl/interfaces/cocoa/cocoaint.pas
+++ b/lcl/interfaces/cocoa/cocoaint.pas
@@ -67,7 +67,7 @@ type
     FTerminating: Boolean;
 
     pool      : NSAutoreleasePool;
-    NSApp     : NSApplication;
+    FNSApp    : NSApplication;
     delegate  : TCocoaAppDelegate;
   protected
     function GetAppHandle: THandle; override;
@@ -102,7 +102,7 @@ type
     function RawImage_FromCocoaBitmap(out ARawImage: TRawImage; ABitmap, AMask: TCocoaBitmap; ARect: PRect = nil): Boolean;
     function RawImage_DescriptionToBitmapType(ADesc: TRawImageDescription; out bmpType: TCocoaBitmapType): Boolean;
 //    function GetImagePixelData(AImage: CGImageRef; var bitmapByteCount: PtrUInt): Pointer;
-
+    property NSApp: NSApplication read FNSApp;
     // the winapi compatibility methods
     {$I cocoawinapih.inc}
     // the extra LCL interface methods
diff --git a/lcl/interfaces/cocoa/cocoaobject.inc b/lcl/interfaces/cocoa/cocoaobject.inc
index 454b75cbf6..96446fe052 100644
--- a/lcl/interfaces/cocoa/cocoaobject.inc
+++ b/lcl/interfaces/cocoa/cocoaobject.inc
@@ -39,8 +39,8 @@ begin
   delegate:=TCocoaAppDelegate.alloc;
 
   { Creates the application NSApp object }
-  NsApp := NSApplication.sharedApplication;
-  NSApp.setDelegate(delegate);
+  FNsApp := NSApplication.sharedApplication;
+  FNSApp.setDelegate(delegate);
 end;
 
 {------------------------------------------------------------------------------
diff --git a/lcl/interfaces/cocoa/cocoaprivate.pp b/lcl/interfaces/cocoa/cocoaprivate.pp
index b0d3cdb984..776a94505f 100644
--- a/lcl/interfaces/cocoa/cocoaprivate.pp
+++ b/lcl/interfaces/cocoa/cocoaprivate.pp
@@ -93,7 +93,7 @@ type
     procedure MouseClick(ClickCount: Integer); virtual; abstract;
     procedure MouseMove(x,y: Integer); virtual; abstract;
     procedure Draw(ctx: NSGraphicsContext; const bounds, dirty: NSRect); virtual; abstract;
-    procedure ResetCursorRects; virtual; abstract;
+    function ResetCursorRects: Boolean; virtual; abstract;
   end;
 
   { TWindowCallback }
@@ -141,9 +141,12 @@ type
     procedure resetCursorRects; override;
   end;
 
+  { TCocoaTextField }
+
   TCocoaTextField = objcclass(NSTextField)
     callback  : TCommonCallback;
     function acceptsFirstResponder: Boolean; override;
+    procedure resetCursorRects; override;
   end;
 
   { TCocoaSecureTextField }
@@ -151,12 +154,16 @@ type
   TCocoaSecureTextField = objcclass(NSSecureTextField)
     callback  : TCommonCallback;
     function acceptsFirstResponder: Boolean; override;
+    procedure resetCursorRects; override;
   end;
 
 
+  { TCocoaTextView }
+
   TCocoaTextView = objcclass(NSTextView)
     callback  : TCommonCallback;
     function acceptsFirstResponder: Boolean; override;
+    procedure resetCursorRects; override;
   end;
 
   { TCocoaWindow }
@@ -192,6 +199,7 @@ type
 
   TCocoaScrollView = objcclass(NSScrollView)
     callback  : TCommonCallback;
+    procedure resetCursorRects; override;
   end;
 
 
@@ -220,12 +228,14 @@ type
     function numberOfItemsInComboBox(combo: TCocoaComboBox): NSInteger;
       message 'numberOfItemsInComboBox:';
     procedure dealloc; override;
+    procedure resetCursorRects; override;
   end;
 
   { TCocoaScrollBar }
 
   TCocoaScrollBar = objcclass(NSScroller)
     callback  : TCommonCallback;
+    procedure resetCursorRects; override;
   end;
 
   TCocoaListView = objcclass;
@@ -251,16 +261,42 @@ type
       objectValueForTableColumn: NSTableColumn; row: NSInteger):id;
       message 'tableView:objectValueForTableColumn:row:';
     procedure dealloc; override;
+    procedure resetCursorRects; override;
   end;
 
   { TCocoaGroupBox }
 
   TCocoaGroupBox = objcclass(NSBox)
     callback  : TCommonCallback;
+    procedure resetCursorRects; override;
   end;
 
 implementation
 
+{ TCocoaScrollView }
+
+procedure TCocoaScrollView.resetCursorRects;
+begin
+  if not callback.resetCursorRects then
+    inherited resetCursorRects;
+end;
+
+{ TCocoaScrollBar }
+
+procedure TCocoaScrollBar.resetCursorRects;
+begin
+  if not callback.resetCursorRects then
+    inherited resetCursorRects;
+end;
+
+{ TCocoaGroupBox }
+
+procedure TCocoaGroupBox.resetCursorRects;
+begin
+  if not callback.resetCursorRects then
+    inherited resetCursorRects;
+end;
+
 { TCocoaButton }
 
 procedure TCocoaButton.actionButtonClick(sender: NSObject);
@@ -294,8 +330,8 @@ end;
 
 procedure TCocoaButton.resetCursorRects;
 begin
-  callback.resetCursorRects;
-  inherited resetCursorRects;
+  if not callback.resetCursorRects then
+    inherited resetCursorRects;
 end;
 
 procedure TCocoaButton.mouseDown(event: NSEvent);
@@ -334,6 +370,15 @@ begin
   Result:=true;
 end;
 
+procedure TCocoaTextField.resetCursorRects;
+begin
+  // this will not work well because
+  // cocoa replaced TextField and TextView cursors in
+  // mouseEntered, mouseMoved and CursorUpdate
+  if not callback.resetCursorRects then
+    inherited resetCursorRects;
+end;
+
 { TCocoaTextView }
 
 function TCocoaTextView.acceptsFirstResponder: Boolean;
@@ -341,6 +386,12 @@ begin
   Result:=true;
 end;
 
+procedure TCocoaTextView.resetCursorRects;
+begin
+  if not callback.resetCursorRects then
+    inherited resetCursorRects;
+end;
+
 { TCocoaWindow }
 
 function TCocoaWindow.windowShouldClose(sender: id): LongBool;
@@ -441,6 +492,12 @@ begin
   Result:=True;
 end;
 
+procedure TCocoaSecureTextField.resetCursorRects;
+begin
+  if not callback.resetCursorRects then
+    inherited resetCursorRects;
+end;
+
 { TWindowCallback }
 
 constructor TWindowCallback.Create(AOwner: NSWindow);
@@ -458,8 +515,8 @@ end;
 
 procedure TCocoaCustomControl.resetCursorRects;
 begin
-  callback.resetCursorRects;
-  inherited resetCursorRects;
+  if not callback.resetCursorRects then
+    inherited resetCursorRects;
 end;
 
 { LCLObjectExtension }
@@ -692,6 +749,12 @@ begin
   inherited dealloc;
 end;
 
+procedure TCocoaListView.resetCursorRects;
+begin
+  if not callback.resetCursorRects then
+    inherited resetCursorRects;
+end;
+
 { TCocoaStringList }
 
 procedure TCocoaStringList.Changed;
@@ -746,6 +809,12 @@ begin
   inherited dealloc;
 end;
 
+procedure TCocoaComboBox.resetCursorRects;
+begin
+  if not callback.resetCursorRects then
+    inherited resetCursorRects;
+end;
+
 { TCocoaMenu }
 
 procedure TCocoaMenu.lclItemSelected(sender:id);
diff --git a/lcl/interfaces/cocoa/cocoawscommon.pas b/lcl/interfaces/cocoa/cocoawscommon.pas
index 00b503eb82..3c0423dce3 100644
--- a/lcl/interfaces/cocoa/cocoawscommon.pas
+++ b/lcl/interfaces/cocoa/cocoawscommon.pas
@@ -34,7 +34,7 @@ type
     procedure MouseClick(clickCount: Integer); override;
     procedure MouseMove(x,y: Integer); override;
     procedure Draw(ControlContext: NSGraphicsContext; const bounds, dirty: NSRect); override;
-    procedure ResetCursorRects; override;
+    function ResetCursorRects: Boolean; override;
   end;
 
   { TCocoaWSWinControl }
@@ -162,12 +162,13 @@ begin
   end;
 end;
 
-procedure TLCLCommonCallback.ResetCursorRects;
+function TLCLCommonCallback.ResetCursorRects: Boolean;
 var
   ACursor: TCursor;
   AControl: TControl;
   View: NSView;
 begin
+  Result := False;
   if Owner.isKindOfClass_(NSWindow) then
     View := NSwindow(Owner).contentView
   else
@@ -183,7 +184,8 @@ begin
       // traverse visible child controls
       ACursor := Target.Cursor;
     end;
-    if ACursor <> crDefault then
+    Result := ACursor <> crDefault;
+    if Result then
       View.addCursorRect_cursor(View.visibleRect, TCocoaCursor(Screen.Cursors[ACursor]).Cursor);
   end;
 end;