Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1788 insertions, 0 deletions

diff --git a/vcl/osx/salframeview.mm b/vcl/osx/salframeview.mm
new file mode 100644
index 000000000..d26617eb3
--- /dev/null
+++ b/vcl/osx/salframeview.mm
@@ -0,0 +1,1788 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+
+#include <sal/macros.h>
+#include <tools/helpers.hxx>
+
+#include <vcl/event.hxx>
+#include <vcl/inputctx.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/window.hxx>
+#include <vcl/commandevent.hxx>
+
+#include <osx/a11yfactory.h>
+#include <osx/salframe.h>
+#include <osx/salframeview.h>
+#include <osx/salinst.h>
+#include <quartz/salgdi.h>
+#include <quartz/utils.h>
+
+#define WHEEL_EVENT_FACTOR 1.5
+
+static sal_uInt16 ImplGetModifierMask( unsigned int nMask )
+{
+    sal_uInt16 nRet = 0;
+SAL_WNODEPRECATED_DECLARATIONS_PUSH
+        // 'NSAlternateKeyMask' is deprecated: first deprecated in macOS 10.12
+        // 'NSCommandKeyMask' is deprecated: first deprecated in macOS 10.12
+        // 'NSControlKeyMask' is deprecated: first deprecated in macOS 10.12
+        // 'NSShiftKeyMask' is deprecated: first deprecated in macOS 10.12
+    if( (nMask & NSShiftKeyMask) != 0 )
+        nRet |= KEY_SHIFT;
+    if( (nMask & NSControlKeyMask) != 0 )
+        nRet |= KEY_MOD3;
+    if( (nMask & NSAlternateKeyMask) != 0 )
+        nRet |= KEY_MOD2;
+    if( (nMask & NSCommandKeyMask) != 0 )
+        nRet |= KEY_MOD1;
+SAL_WNODEPRECATED_DECLARATIONS_POP
+    return nRet;
+}
+
+static sal_uInt16 ImplMapCharCode( sal_Unicode aCode )
+{
+    static sal_uInt16 aKeyCodeMap[ 128 ] =
+    {
+                    0,                0,                0,                0,                0,                0,                0,                0,
+        KEY_BACKSPACE,          KEY_TAB,       KEY_RETURN,                0,                0,       KEY_RETURN,                0,                0,
+                    0,                0,                0,                0,                0,                0,                0,                0,
+                    0,          KEY_TAB,                0,       KEY_ESCAPE,                0,                0,                0,                0,
+            KEY_SPACE,                0,                0,                0,                0,                0,                0,                0,
+                    0,                0,     KEY_MULTIPLY,          KEY_ADD,        KEY_COMMA,     KEY_SUBTRACT,        KEY_POINT,       KEY_DIVIDE,
+                KEY_0,            KEY_1,            KEY_2,            KEY_3,            KEY_4,            KEY_5,            KEY_6,            KEY_7,
+                KEY_8,            KEY_9,                0,                0,         KEY_LESS,        KEY_EQUAL,      KEY_GREATER,                0,
+                    0,            KEY_A,            KEY_B,            KEY_C,            KEY_D,            KEY_E,            KEY_F,            KEY_G,
+                KEY_H,            KEY_I,            KEY_J,            KEY_K,            KEY_L,            KEY_M,            KEY_N,            KEY_O,
+                KEY_P,            KEY_Q,            KEY_R,            KEY_S,            KEY_T,            KEY_U,            KEY_V,            KEY_W,
+                KEY_X,            KEY_Y,            KEY_Z,                0,                0,                0,                0,                0,
+        KEY_QUOTELEFT,            KEY_A,            KEY_B,            KEY_C,            KEY_D,            KEY_E,            KEY_F,            KEY_G,
+                KEY_H,            KEY_I,            KEY_J,            KEY_K,            KEY_L,            KEY_M,            KEY_N,            KEY_O,
+                KEY_P,            KEY_Q,            KEY_R,            KEY_S,            KEY_T,            KEY_U,            KEY_V,            KEY_W,
+                KEY_X,            KEY_Y,            KEY_Z,                0,                0,                0,        KEY_TILDE,    KEY_BACKSPACE
+    };
+
+    // Note: the mapping 0x7f should by rights be KEY_DELETE
+    // however if you press "backspace" 0x7f is reported
+    // whereas for "delete" 0xf728 gets reported
+
+    // Note: the mapping of 0x19 to KEY_TAB is because for unknown reasons
+    // tab alone is reported as 0x09 (as expected) but shift-tab is
+    // reported as 0x19 (end of medium)
+
+    static sal_uInt16 aFunctionKeyCodeMap[ 128 ] =
+    {
+            KEY_UP,         KEY_DOWN,         KEY_LEFT,        KEY_RIGHT,           KEY_F1,           KEY_F2,           KEY_F3,           KEY_F4,
+            KEY_F5,           KEY_F6,           KEY_F7,           KEY_F8,           KEY_F9,          KEY_F10,          KEY_F11,          KEY_F12,
+           KEY_F13,          KEY_F14,          KEY_F15,          KEY_F16,          KEY_F17,          KEY_F18,          KEY_F19,          KEY_F20,
+           KEY_F21,          KEY_F22,          KEY_F23,          KEY_F24,          KEY_F25,          KEY_F26,                0,                0,
+                 0,                0,                0,                0,                0,                0,                0,       KEY_INSERT,
+        KEY_DELETE,         KEY_HOME,                0,          KEY_END,        KEY_PAGEUP,    KEY_PAGEDOWN,                0,                0,
+                 0,                0,                0,                0,                 0,        KEY_MENU,                0,                0,
+                 0,                0,                0,                0,                 0,               0,                0,                0,
+                 0,                0,                0,         KEY_UNDO,        KEY_REPEAT,        KEY_FIND,         KEY_HELP,                0,
+                 0,                0,                0,                0,                 0,               0,                0,                0,
+                 0,                0,                0,                0,                 0,               0,                0,                0,
+                 0,                0,                0,                0,                 0,               0,                0,                0,
+                 0,                0,                0,                0,                 0,               0,                0,                0,
+                 0,                0,                0,                0,                 0,               0,                0,                0,
+                 0,                0,                0,                0,                 0,               0,                0,                0,
+                 0,                0,                0,                0,                 0,               0,                0,                0
+    };
+
+    sal_uInt16 nKeyCode = 0;
+    if( aCode < SAL_N_ELEMENTS( aKeyCodeMap)  )
+        nKeyCode = aKeyCodeMap[ aCode ];
+    else if( aCode >= 0xf700 && aCode < 0xf780 )
+        nKeyCode = aFunctionKeyCodeMap[ aCode - 0xf700 ];
+    return nKeyCode;
+}
+
+static sal_uInt16 ImplMapKeyCode(sal_uInt16 nKeyCode)
+{
+    /*
+      http://stackoverflow.com/questions/2080312/where-can-i-find-a-list-of-key-codes-for-use-with-cocoas-nsevent-class/2080324#2080324
+      /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/HIToolbox.framework/Versions/A/Headers/Events.h
+     */
+
+    static sal_uInt16 aKeyCodeMap[ 0x80 ] =
+    {
+            KEY_A,            KEY_S,            KEY_D,            KEY_F,            KEY_H,            KEY_G,            KEY_Z,            KEY_X,
+            KEY_C,            KEY_V,                0,            KEY_B,            KEY_Q,            KEY_W,            KEY_E,            KEY_R,
+            KEY_Y,            KEY_T,            KEY_1,            KEY_2,            KEY_3,            KEY_4,            KEY_6,            KEY_5,
+        KEY_EQUAL,            KEY_9,            KEY_7,     KEY_SUBTRACT,            KEY_8,            KEY_0, KEY_BRACKETRIGHT,            KEY_0,
+            KEY_U,  KEY_BRACKETLEFT,            KEY_I,            KEY_P,       KEY_RETURN,            KEY_L,            KEY_J,   KEY_QUOTERIGHT,
+            KEY_K,    KEY_SEMICOLON,                0,        KEY_COMMA,       KEY_DIVIDE,            KEY_N,            KEY_M,        KEY_POINT,
+          KEY_TAB,        KEY_SPACE,    KEY_QUOTELEFT,       KEY_DELETE,                0,       KEY_ESCAPE,                0,                0,
+                0,     KEY_CAPSLOCK,                0,                0,                0,                0,                0,                0,
+          KEY_F17,      KEY_DECIMAL,                0,     KEY_MULTIPLY,                0,          KEY_ADD,                0,                0,
+                0,                0,                0,       KEY_DIVIDE,       KEY_RETURN,                0,     KEY_SUBTRACT,          KEY_F18,
+          KEY_F19,        KEY_EQUAL,                0,                0,                0,                0,                0,                0,
+                0,                0,          KEY_F20,                0,                0,                0,                0,                0,
+           KEY_F5,           KEY_F6,           KEY_F7,           KEY_F3,           KEY_F8,           KEY_F9,                0,          KEY_F11,
+                0,          KEY_F13,          KEY_F16,          KEY_F14,                0,          KEY_F10,                0,          KEY_F12,
+                0,          KEY_F15,         KEY_HELP,         KEY_HOME,       KEY_PAGEUP,       KEY_DELETE,           KEY_F4,          KEY_END,
+           KEY_F2,     KEY_PAGEDOWN,           KEY_F1,         KEY_LEFT,        KEY_RIGHT,         KEY_DOWN,           KEY_UP,                0
+    };
+
+    if (nKeyCode < SAL_N_ELEMENTS(aKeyCodeMap))
+        return aKeyCodeMap[nKeyCode];
+    return 0;
+}
+
+// store the frame the mouse last entered
+static AquaSalFrame* s_pMouseFrame = nullptr;
+// store the last pressed button for enter/exit events
+// which lack that information
+static sal_uInt16 s_nLastButton = 0;
+
+static AquaSalFrame* getMouseContainerFrame()
+{
+    AquaSalFrame* pDispatchFrame = nullptr;
+    NSArray* aWindows = [NSWindow windowNumbersWithOptions:0];
+    for(NSUInteger i = 0; i < [aWindows count] && ! pDispatchFrame; i++ )
+    {
+        NSWindow* pWin = [NSApp windowWithWindowNumber:[[aWindows objectAtIndex:i] integerValue]];
+        if( pWin && [pWin isMemberOfClass: [SalFrameWindow class]] && [static_cast<SalFrameWindow*>(pWin) containsMouse] )
+            pDispatchFrame = [static_cast<SalFrameWindow*>(pWin) getSalFrame];
+    }
+    return pDispatchFrame;
+}
+
+@implementation SalFrameWindow
+-(id)initWithSalFrame: (AquaSalFrame*)pFrame
+{
+    mDraggingDestinationHandler = nil;
+    mpFrame = pFrame;
+    NSRect aRect = { { static_cast<CGFloat>(pFrame->maGeometry.nX), static_cast<CGFloat>(pFrame->maGeometry.nY) },
+                     { static_cast<CGFloat>(pFrame->maGeometry.nWidth), static_cast<CGFloat>(pFrame->maGeometry.nHeight) } };
+    pFrame->VCLToCocoa( aRect );
+    NSWindow* pNSWindow = [super initWithContentRect: aRect
+                                 styleMask: mpFrame->getStyleMask()
+                                 backing: NSBackingStoreBuffered
+                                 defer: Application::IsHeadlessModeEnabled()];
+
+    // Disallow full-screen mode on macOS >= 10.11 where it is enabled by default. We don't want it
+    // for now as it will just be confused with LibreOffice's home-grown full-screen concept, with
+    // which it has nothing to do, and one can get into all kinds of weird states by using them
+    // intermixedly.
+
+    // Ideally we should use the system full-screen mode and adapt the code for the home-grown thing
+    // to be in sync with that instead. (And we would then not need the button to get out of
+    // full-screen mode, as the normal way to get out of it is to either click on the green bubble
+    // again, or invoke the keyboard command again.)
+
+    // (Confusingly, at the moment the home-grown full-screen mode is bound to Cmd+Shift+F, which is
+    // the keyboard command normally used in apps to get in and out of the system full-screen mode.)
+
+    // Disabling system full-screen mode makes the green button on the title bar (on macOS >= 10.11)
+    // show a plus sign instead, and clicking it becomes identical to double-clicking the title bar,
+    // i.e. it maximizes / unmaximises the window. Sure, that state can also be confused with LO's
+    // home-grown full-screen mode. Oh well.
+
+    [pNSWindow setCollectionBehavior: NSWindowCollectionBehaviorFullScreenNone];
+
+    // Disable window restoration until we support it directly
+    [pNSWindow setRestorable: NO];
+
+    return static_cast<SalFrameWindow *>(pNSWindow);
+}
+
+-(AquaSalFrame*)getSalFrame
+{
+    return mpFrame;
+}
+
+-(void)displayIfNeeded
+{
+    if( GetSalData() && GetSalData()->mpInstance )
+    {
+        SolarMutexGuard aGuard;
+        [super displayIfNeeded];
+    }
+}
+
+-(BOOL)containsMouse
+{
+    // is this event actually inside that NSWindow ?
+    NSPoint aPt = [NSEvent mouseLocation];
+    NSRect aFrameRect = [self frame];
+    bool bInRect = NSPointInRect( aPt, aFrameRect );
+    return bInRect;
+}
+
+-(BOOL)canBecomeKeyWindow
+{
+    if( (mpFrame->mnStyle &
+            ( SalFrameStyleFlags::FLOAT                 |
+              SalFrameStyleFlags::TOOLTIP               |
+              SalFrameStyleFlags::INTRO
+            )) == SalFrameStyleFlags::NONE )
+        return YES;
+    if( mpFrame->mnStyle & SalFrameStyleFlags::OWNERDRAWDECORATION )
+        return YES;
+    if( mpFrame->mbFullScreen )
+        return YES;
+    return [super canBecomeKeyWindow];
+}
+
+-(void)windowDidBecomeKey: (NSNotification*)pNotification
+{
+    (void)pNotification;
+    SolarMutexGuard aGuard;
+
+    if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
+    {
+        static const SalFrameStyleFlags nGuessDocument = SalFrameStyleFlags::MOVEABLE|
+                                            SalFrameStyleFlags::SIZEABLE|
+                                            SalFrameStyleFlags::CLOSEABLE;
+
+        if( mpFrame->mpMenu )
+            mpFrame->mpMenu->setMainMenu();
+        else if( ! mpFrame->mpParent &&
+                 ( (mpFrame->mnStyle & nGuessDocument) == nGuessDocument || // set default menu for e.g. help
+                    mpFrame->mbFullScreen ) )                               // set default menu for e.g. presentation
+        {
+            AquaSalMenu::setDefaultMenu();
+        }
+        #if 0
+        // FIXME: we should disable menus while in modal mode
+        // however from down here there is currently no reliable way to
+        // find out when to do this
+        if( (mpFrame->mpParent && mpFrame->mpParent->GetWindow()->IsInModalMode()) )
+            AquaSalMenu::enableMainMenu( false );
+        #endif
+        mpFrame->CallCallback( SalEvent::GetFocus, nullptr );
+        mpFrame->SendPaintEvent(); // repaint controls as active
+    }
+}
+
+-(void)windowDidResignKey: (NSNotification*)pNotification
+{
+    (void)pNotification;
+    SolarMutexGuard aGuard;
+
+    if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
+    {
+        mpFrame->CallCallback(SalEvent::LoseFocus, nullptr);
+        mpFrame->SendPaintEvent(); // repaint controls as inactive
+    }
+}
+
+-(void)windowDidChangeScreen: (NSNotification*)pNotification
+{
+    (void)pNotification;
+    SolarMutexGuard aGuard;
+
+    if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
+        mpFrame->screenParametersChanged();
+}
+
+-(void)windowDidMove: (NSNotification*)pNotification
+{
+    (void)pNotification;
+    SolarMutexGuard aGuard;
+
+    if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
+    {
+        mpFrame->UpdateFrameGeometry();
+        mpFrame->CallCallback( SalEvent::Move, nullptr );
+    }
+}
+
+-(void)windowDidResize: (NSNotification*)pNotification
+{
+    (void)pNotification;
+    SolarMutexGuard aGuard;
+
+    if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
+    {
+        mpFrame->UpdateFrameGeometry();
+        mpFrame->CallCallback( SalEvent::Resize, nullptr );
+        mpFrame->SendPaintEvent();
+    }
+}
+
+-(void)windowDidMiniaturize: (NSNotification*)pNotification
+{
+    (void)pNotification;
+    SolarMutexGuard aGuard;
+
+    if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
+    {
+        mpFrame->mbShown = false;
+        mpFrame->UpdateFrameGeometry();
+        mpFrame->CallCallback( SalEvent::Resize, nullptr );
+    }
+}
+
+-(void)windowDidDeminiaturize: (NSNotification*)pNotification
+{
+    (void)pNotification;
+    SolarMutexGuard aGuard;
+
+    if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
+    {
+        mpFrame->mbShown = true;
+        mpFrame->UpdateFrameGeometry();
+        mpFrame->CallCallback( SalEvent::Resize, nullptr );
+    }
+}
+
+-(BOOL)windowShouldClose: (NSNotification*)pNotification
+{
+    (void)pNotification;
+    SolarMutexGuard aGuard;
+
+    bool bRet = true;
+    if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
+    {
+        // #i84461# end possible input
+        mpFrame->CallCallback( SalEvent::EndExtTextInput, nullptr );
+        if( AquaSalFrame::isAlive( mpFrame ) )
+        {
+            mpFrame->CallCallback( SalEvent::Close, nullptr );
+            bRet = false; // application will close the window or not, AppKit shouldn't
+            AquaSalTimer *pTimer = static_cast<AquaSalTimer*>( ImplGetSVData()->maSchedCtx.mpSalTimer );
+            assert( pTimer );
+            pTimer->handleWindowShouldClose();
+        }
+    }
+
+    return bRet;
+}
+
+-(void)windowDidEnterFullScreen: (NSNotification*)pNotification
+{
+    SolarMutexGuard aGuard;
+
+    if( !mpFrame || !AquaSalFrame::isAlive( mpFrame))
+        return;
+    mpFrame->mbFullScreen = true;
+    (void)pNotification;
+}
+
+-(void)windowDidExitFullScreen: (NSNotification*)pNotification
+{
+    SolarMutexGuard aGuard;
+
+    if( !mpFrame || !AquaSalFrame::isAlive( mpFrame))
+        return;
+    mpFrame->mbFullScreen = false;
+    (void)pNotification;
+}
+
+-(void)dockMenuItemTriggered: (id)sender
+{
+    (void)sender;
+    SolarMutexGuard aGuard;
+
+    if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
+        mpFrame->ToTop( SalFrameToTop::RestoreWhenMin | SalFrameToTop::GrabFocus );
+}
+
+-(css::uno::Reference < css::accessibility::XAccessibleContext >)accessibleContext
+{
+    return mpFrame -> GetWindow() -> GetAccessible() -> getAccessibleContext();
+}
+
+-(NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
+{
+  return [mDraggingDestinationHandler draggingEntered: sender];
+}
+
+-(NSDragOperation)draggingUpdated:(id <NSDraggingInfo>)sender
+{
+  return [mDraggingDestinationHandler draggingUpdated: sender];
+}
+
+-(void)draggingExited:(id <NSDraggingInfo>)sender
+{
+  [mDraggingDestinationHandler draggingExited: sender];
+}
+
+-(BOOL)prepareForDragOperation:(id <NSDraggingInfo>)sender
+{
+  return [mDraggingDestinationHandler prepareForDragOperation: sender];
+}
+
+-(BOOL)performDragOperation:(id <NSDraggingInfo>)sender
+{
+  return [mDraggingDestinationHandler performDragOperation: sender];
+}
+
+-(void)concludeDragOperation:(id <NSDraggingInfo>)sender
+{
+  [mDraggingDestinationHandler concludeDragOperation: sender];
+}
+
+-(void)registerDraggingDestinationHandler:(id)theHandler
+{
+  mDraggingDestinationHandler = theHandler;
+}
+
+-(void)unregisterDraggingDestinationHandler:(id)theHandler
+{
+    (void)theHandler;
+    mDraggingDestinationHandler = nil;
+}
+
+@end
+
+@implementation SalFrameView
++(void)unsetMouseFrame: (AquaSalFrame*)pFrame
+{
+    if( pFrame == s_pMouseFrame )
+        s_pMouseFrame = nullptr;
+}
+
+-(id)initWithSalFrame: (AquaSalFrame*)pFrame
+{
+    if ((self = [super initWithFrame: [NSWindow contentRectForFrameRect: [pFrame->getNSWindow() frame] styleMask: pFrame->mnStyleMask]]) != nil)
+    {
+        mDraggingDestinationHandler = nil;
+        mpFrame = pFrame;
+        mMarkedRange = NSMakeRange(NSNotFound, 0);
+        mSelectedRange = NSMakeRange(NSNotFound, 0);
+        mpReferenceWrapper = nil;
+        mpMouseEventListener = nil;
+        mpLastSuperEvent = nil;
+    }
+
+    mfLastMagnifyTime = 0.0;
+    return self;
+}
+
+-(AquaSalFrame*)getSalFrame
+{
+    return mpFrame;
+}
+
+-(void)resetCursorRects
+{
+    if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
+    {
+        // FIXME: does this leak the returned NSCursor of getCurrentCursor ?
+        const NSRect aRect = { NSZeroPoint, NSMakeSize( mpFrame->maGeometry.nWidth, mpFrame->maGeometry.nHeight) };
+        [self addCursorRect: aRect cursor: mpFrame->getCurrentCursor()];
+    }
+}
+
+-(BOOL)acceptsFirstResponder
+{
+    return YES;
+}
+
+-(BOOL)acceptsFirstMouse: (NSEvent*)pEvent
+{
+    (void)pEvent;
+    return YES;
+}
+
+-(BOOL)isOpaque
+{
+    if( !mpFrame)
+        return YES;
+    if( !AquaSalFrame::isAlive( mpFrame))
+        return YES;
+    if( !mpFrame->getClipPath())
+        return YES;
+    return NO;
+}
+
+-(void)drawRect: (NSRect)aRect
+{
+    AquaSalInstance *pInstance = GetSalData()->mpInstance;
+    assert(pInstance);
+    if (!pInstance)
+        return;
+
+    SolarMutexGuard aGuard;
+    if (!mpFrame || !AquaSalFrame::isAlive(mpFrame))
+        return;
+
+    const bool bIsLiveResize = [self inLiveResize];
+    const bool bWasLiveResize = pInstance->mbIsLiveResize;
+    if (bWasLiveResize != bIsLiveResize)
+    {
+        pInstance->mbIsLiveResize = bIsLiveResize;
+        Scheduler::ProcessTaskScheduling();
+    }
+
+    AquaSalGraphics* pGraphics = mpFrame->mpGraphics;
+    if (pGraphics)
+    {
+        pGraphics->UpdateWindow(aRect);
+        if (mpFrame->getClipPath())
+            [mpFrame->getNSWindow() invalidateShadow];
+    }
+}
+
+-(void)sendMouseEventToFrame: (NSEvent*)pEvent button:(sal_uInt16)nButton eventtype:(SalEvent)nEvent
+{
+    SolarMutexGuard aGuard;
+
+    AquaSalFrame* pDispatchFrame = AquaSalFrame::GetCaptureFrame();
+    bool bIsCaptured = false;
+    if( pDispatchFrame )
+    {
+        bIsCaptured = true;
+        if( nEvent == SalEvent::MouseLeave ) // no leave events if mouse is captured
+            nEvent = SalEvent::MouseMove;
+    }
+    else if( s_pMouseFrame )
+        pDispatchFrame = s_pMouseFrame;
+    else
+        pDispatchFrame = mpFrame;
+
+    /* #i81645# Cocoa reports mouse events while a button is pressed
+       to the window in which it was first pressed. This is reasonable and fine and
+       gets one around most cases where on other platforms one uses CaptureMouse or XGrabPointer,
+       however vcl expects mouse events to occur in the window the mouse is over, unless the
+       mouse is explicitly captured. So we need to find the window the mouse is actually
+       over for conformance with other platforms.
+    */
+    if( ! bIsCaptured && nButton && pDispatchFrame && AquaSalFrame::isAlive( pDispatchFrame ) )
+    {
+        // is this event actually inside that NSWindow ?
+        NSPoint aPt = [NSEvent mouseLocation];
+        NSRect aFrameRect = [pDispatchFrame->getNSWindow() frame];
+
+        if ( ! NSPointInRect( aPt, aFrameRect ) )
+        {
+            // no, it is not
+            // now we need to find the one it may be in
+            /* #i93756# we ant to get enumerate the application windows in z-order
+               to check if any contains the mouse. This could be elegantly done with this
+               code:
+
+               // use NSApp to check windows in ZOrder whether they contain the mouse pointer
+               NSWindow* pWindow = [NSApp makeWindowsPerform: @selector(containsMouse) inOrder: YES];
+               if( pWindow && [pWindow isMemberOfClass: [SalFrameWindow class]] )
+                   pDispatchFrame = [(SalFrameWindow*)pWindow getSalFrame];
+
+               However if a non SalFrameWindow is on screen (like e.g. the file dialog)
+               it can be hit with the containsMouse selector, which it doesn't support.
+               Sadly NSApplication:makeWindowsPerform does not check (for performance reasons
+               I assume) whether a window supports a selector before sending it.
+            */
+            AquaSalFrame* pMouseFrame = getMouseContainerFrame();
+            if( pMouseFrame )
+                pDispatchFrame = pMouseFrame;
+        }
+    }
+
+    if( pDispatchFrame && AquaSalFrame::isAlive( pDispatchFrame ) )
+    {
+        pDispatchFrame->mnLastEventTime = static_cast<sal_uInt64>( [pEvent timestamp] * 1000.0 );
+        pDispatchFrame->mnLastModifierFlags = [pEvent modifierFlags];
+
+        NSPoint aPt = [NSEvent mouseLocation];
+        pDispatchFrame->CocoaToVCL( aPt );
+
+        sal_uInt16 nModMask = ImplGetModifierMask( [pEvent modifierFlags] );
+        // #i82284# emulate ctrl left
+        if( nModMask == KEY_MOD3 && nButton == MOUSE_LEFT )
+        {
+            nModMask    = 0;
+            nButton     = MOUSE_RIGHT;
+        }
+
+        SalMouseEvent aEvent;
+        aEvent.mnTime   = pDispatchFrame->mnLastEventTime;
+        aEvent.mnX      = static_cast<long>(aPt.x) - pDispatchFrame->maGeometry.nX;
+        aEvent.mnY      = static_cast<long>(aPt.y) - pDispatchFrame->maGeometry.nY;
+        aEvent.mnButton = nButton;
+        aEvent.mnCode   =  aEvent.mnButton | nModMask;
+
+        if( AllSettings::GetLayoutRTL() )
+            aEvent.mnX = pDispatchFrame->maGeometry.nWidth-1-aEvent.mnX;
+
+        pDispatchFrame->CallCallback( nEvent, &aEvent );
+    }
+}
+
+-(void)mouseDown: (NSEvent*)pEvent
+{
+    if ( mpMouseEventListener != nil &&
+        [mpMouseEventListener respondsToSelector: @selector(mouseDown:)])
+    {
+        [mpMouseEventListener mouseDown: [pEvent copyWithZone: nullptr]];
+    }
+
+    s_nLastButton = MOUSE_LEFT;
+    [self sendMouseEventToFrame:pEvent button:MOUSE_LEFT eventtype:SalEvent::MouseButtonDown];
+}
+
+-(void)mouseDragged: (NSEvent*)pEvent
+{
+    if ( mpMouseEventListener != nil &&
+         [mpMouseEventListener respondsToSelector: @selector(mouseDragged:)])
+    {
+        [mpMouseEventListener mouseDragged: [pEvent copyWithZone: nullptr]];
+    }
+    s_nLastButton = MOUSE_LEFT;
+    [self sendMouseEventToFrame:pEvent button:MOUSE_LEFT eventtype:SalEvent::MouseMove];
+}
+
+-(void)mouseUp: (NSEvent*)pEvent
+{
+    s_nLastButton = 0;
+    [self sendMouseEventToFrame:pEvent button:MOUSE_LEFT eventtype:SalEvent::MouseButtonUp];
+}
+
+-(void)mouseMoved: (NSEvent*)pEvent
+{
+    s_nLastButton = 0;
+    [self sendMouseEventToFrame:pEvent button:0 eventtype:SalEvent::MouseMove];
+}
+
+-(void)mouseEntered: (NSEvent*)pEvent
+{
+    s_pMouseFrame = mpFrame;
+
+    // #i107215# the only mouse events we get when inactive are enter/exit
+    // actually we would like to have all of them, but better none than some
+    if( [NSApp isActive] )
+        [self sendMouseEventToFrame:pEvent button:s_nLastButton eventtype:SalEvent::MouseMove];
+}
+
+-(void)mouseExited: (NSEvent*)pEvent
+{
+    if( s_pMouseFrame == mpFrame )
+        s_pMouseFrame = nullptr;
+
+    // #i107215# the only mouse events we get when inactive are enter/exit
+    // actually we would like to have all of them, but better none than some
+    if( [NSApp isActive] )
+        [self sendMouseEventToFrame:pEvent button:s_nLastButton eventtype:SalEvent::MouseLeave];
+}
+
+-(void)rightMouseDown: (NSEvent*)pEvent
+{
+    s_nLastButton = MOUSE_RIGHT;
+    [self sendMouseEventToFrame:pEvent button:MOUSE_RIGHT eventtype:SalEvent::MouseButtonDown];
+}
+
+-(void)rightMouseDragged: (NSEvent*)pEvent
+{
+    s_nLastButton = MOUSE_RIGHT;
+    [self sendMouseEventToFrame:pEvent button:MOUSE_RIGHT eventtype:SalEvent::MouseMove];
+}
+
+-(void)rightMouseUp: (NSEvent*)pEvent
+{
+    s_nLastButton = 0;
+    [self sendMouseEventToFrame:pEvent button:MOUSE_RIGHT eventtype:SalEvent::MouseButtonUp];
+}
+
+-(void)otherMouseDown: (NSEvent*)pEvent
+{
+    if( [pEvent buttonNumber] == 2 )
+    {
+        s_nLastButton = MOUSE_MIDDLE;
+        [self sendMouseEventToFrame:pEvent button:MOUSE_MIDDLE eventtype:SalEvent::MouseButtonDown];
+    }
+    else
+        s_nLastButton = 0;
+}
+
+-(void)otherMouseDragged: (NSEvent*)pEvent
+{
+    if( [pEvent buttonNumber] == 2 )
+    {
+        s_nLastButton = MOUSE_MIDDLE;
+        [self sendMouseEventToFrame:pEvent button:MOUSE_MIDDLE eventtype:SalEvent::MouseMove];
+    }
+    else
+        s_nLastButton = 0;
+}
+
+-(void)otherMouseUp: (NSEvent*)pEvent
+{
+    s_nLastButton = 0;
+    if( [pEvent buttonNumber] == 2 )
+        [self sendMouseEventToFrame:pEvent button:MOUSE_MIDDLE eventtype:SalEvent::MouseButtonUp];
+}
+
+- (void)magnifyWithEvent: (NSEvent*)pEvent
+{
+    SolarMutexGuard aGuard;
+
+    // TODO: ??  -(float)magnification;
+    if( AquaSalFrame::isAlive( mpFrame ) )
+    {
+        const NSTimeInterval fMagnifyTime = [pEvent timestamp];
+        mpFrame->mnLastEventTime = static_cast<sal_uInt64>( fMagnifyTime * 1000.0 );
+        mpFrame->mnLastModifierFlags = [pEvent modifierFlags];
+
+        // check if this is a new series of magnify events
+        static const NSTimeInterval fMaxDiffTime = 0.3;
+        const bool bNewSeries = (fMagnifyTime - mfLastMagnifyTime > fMaxDiffTime);
+
+        if( bNewSeries )
+            mfMagnifyDeltaSum = 0.0;
+        mfMagnifyDeltaSum += [pEvent magnification];
+
+        mfLastMagnifyTime = [pEvent timestamp];
+// TODO: change to 0.1 when CommandWheelMode::ZOOM handlers allow finer zooming control
+        static const float fMagnifyFactor = 0.25*500; // steps are 500 times smaller for -magnification
+        static const float fMinMagnifyStep = 15.0 / fMagnifyFactor;
+        if( fabs(mfMagnifyDeltaSum) <= fMinMagnifyStep )
+            return;
+
+        // adapt NSEvent-sensitivity to application expectations
+        // TODO: rather make CommandWheelMode::ZOOM handlers smarter
+        const float fDeltaZ = mfMagnifyDeltaSum * fMagnifyFactor;
+        int nDeltaZ = FRound( fDeltaZ );
+        if( !nDeltaZ )
+        {
+            // handle new series immediately
+            if( !bNewSeries )
+                return;
+            nDeltaZ = (fDeltaZ >= 0.0) ? +1 : -1;
+        }
+        // eventually give credit for delta sum
+        mfMagnifyDeltaSum -= nDeltaZ / fMagnifyFactor;
+
+        NSPoint aPt = [NSEvent mouseLocation];
+        mpFrame->CocoaToVCL( aPt );
+
+        SalWheelMouseEvent aEvent;
+        aEvent.mnTime           = mpFrame->mnLastEventTime;
+        aEvent.mnX              = static_cast<long>(aPt.x) - mpFrame->maGeometry.nX;
+        aEvent.mnY              = static_cast<long>(aPt.y) - mpFrame->maGeometry.nY;
+        aEvent.mnCode           = ImplGetModifierMask( mpFrame->mnLastModifierFlags );
+        aEvent.mnCode           |= KEY_MOD1; // we want zooming, no scrolling
+        aEvent.mbDeltaIsPixel   = true;
+
+        if( AllSettings::GetLayoutRTL() )
+            aEvent.mnX = mpFrame->maGeometry.nWidth-1-aEvent.mnX;
+
+        aEvent.mnDelta = nDeltaZ;
+        aEvent.mnNotchDelta = (nDeltaZ >= 0) ? +1 : -1;
+        if( aEvent.mnDelta == 0 )
+            aEvent.mnDelta = aEvent.mnNotchDelta;
+        aEvent.mbHorz = false;
+        sal_uInt32 nScrollLines = nDeltaZ;
+        if (nScrollLines == 0)
+            nScrollLines = 1;
+        aEvent.mnScrollLines = nScrollLines;
+        mpFrame->CallCallback( SalEvent::WheelMouse, &aEvent );
+    }
+}
+
+- (void)rotateWithEvent: (NSEvent*)pEvent
+{
+    //Rotation : -(float)rotation;
+    // TODO: create new CommandType so rotation is available to the applications
+    (void)pEvent;
+}
+
+- (void)swipeWithEvent: (NSEvent*)pEvent
+{
+    SolarMutexGuard aGuard;
+
+    if( AquaSalFrame::isAlive( mpFrame ) )
+    {
+        mpFrame->mnLastEventTime = static_cast<sal_uInt64>( [pEvent timestamp] * 1000.0 );
+        mpFrame->mnLastModifierFlags = [pEvent modifierFlags];
+
+        // merge pending scroll wheel events
+        CGFloat dX = 0.0;
+        CGFloat dY = 0.0;
+        for(;;)
+        {
+            dX += [pEvent deltaX];
+            dY += [pEvent deltaY];
+SAL_WNODEPRECATED_DECLARATIONS_PUSH
+    // 'NSScrollWheelMask' is deprecated: first deprecated in macOS 10.12
+            NSEvent* pNextEvent = [NSApp nextEventMatchingMask: NSScrollWheelMask
+SAL_WNODEPRECATED_DECLARATIONS_POP
+            untilDate: nil inMode: NSDefaultRunLoopMode dequeue: YES ];
+            if( !pNextEvent )
+                break;
+            pEvent = pNextEvent;
+        }
+
+        NSPoint aPt = [NSEvent mouseLocation];
+        mpFrame->CocoaToVCL( aPt );
+
+        SalWheelMouseEvent aEvent;
+        aEvent.mnTime           = mpFrame->mnLastEventTime;
+        aEvent.mnX              = static_cast<long>(aPt.x) - mpFrame->maGeometry.nX;
+        aEvent.mnY              = static_cast<long>(aPt.y) - mpFrame->maGeometry.nY;
+        aEvent.mnCode           = ImplGetModifierMask( mpFrame->mnLastModifierFlags );
+        aEvent.mbDeltaIsPixel   = true;
+
+        if( AllSettings::GetLayoutRTL() )
+            aEvent.mnX = mpFrame->maGeometry.nWidth-1-aEvent.mnX;
+
+        if( dX != 0.0 )
+        {
+            aEvent.mnDelta = static_cast<long>(floor(dX));
+            aEvent.mnNotchDelta = (dX < 0) ? -1 : +1;
+            if( aEvent.mnDelta == 0 )
+                aEvent.mnDelta = aEvent.mnNotchDelta;
+            aEvent.mbHorz = true;
+            aEvent.mnScrollLines = SAL_WHEELMOUSE_EVENT_PAGESCROLL;
+            mpFrame->CallCallback( SalEvent::WheelMouse, &aEvent );
+        }
+        if( dY != 0.0 && AquaSalFrame::isAlive( mpFrame ))
+        {
+            aEvent.mnDelta = static_cast<long>(floor(dY));
+            aEvent.mnNotchDelta = (dY < 0) ? -1 : +1;
+            if( aEvent.mnDelta == 0 )
+                aEvent.mnDelta = aEvent.mnNotchDelta;
+            aEvent.mbHorz = false;
+            aEvent.mnScrollLines = SAL_WHEELMOUSE_EVENT_PAGESCROLL;
+            mpFrame->CallCallback( SalEvent::WheelMouse, &aEvent );
+        }
+    }
+}
+
+-(void)scrollWheel: (NSEvent*)pEvent
+{
+    SolarMutexGuard aGuard;
+
+    if( AquaSalFrame::isAlive( mpFrame ) )
+    {
+        mpFrame->mnLastEventTime = static_cast<sal_uInt64>( [pEvent timestamp] * 1000.0 );
+        mpFrame->mnLastModifierFlags = [pEvent modifierFlags];
+
+        // merge pending scroll wheel events
+        CGFloat dX = 0.0;
+        CGFloat dY = 0.0;
+        for(;;)
+        {
+            dX += [pEvent deltaX];
+            dY += [pEvent deltaY];
+SAL_WNODEPRECATED_DECLARATIONS_PUSH
+    // 'NSScrollWheelMask' is deprecated: first deprecated in macOS 10.12
+            NSEvent* pNextEvent = [NSApp nextEventMatchingMask: NSScrollWheelMask
+SAL_WNODEPRECATED_DECLARATIONS_POP
+                untilDate: nil inMode: NSDefaultRunLoopMode dequeue: YES ];
+            if( !pNextEvent )
+                break;
+            pEvent = pNextEvent;
+        }
+
+        NSPoint aPt = [NSEvent mouseLocation];
+        mpFrame->CocoaToVCL( aPt );
+
+        SalWheelMouseEvent aEvent;
+        aEvent.mnTime         = mpFrame->mnLastEventTime;
+        aEvent.mnX            = static_cast<long>(aPt.x) - mpFrame->maGeometry.nX;
+        aEvent.mnY            = static_cast<long>(aPt.y) - mpFrame->maGeometry.nY;
+        aEvent.mnCode         = ImplGetModifierMask( mpFrame->mnLastModifierFlags );
+        aEvent.mbDeltaIsPixel = false;
+
+        if( AllSettings::GetLayoutRTL() )
+            aEvent.mnX = mpFrame->maGeometry.nWidth-1-aEvent.mnX;
+
+        if( dX != 0.0 )
+        {
+            aEvent.mnDelta = static_cast<long>(floor(dX));
+            aEvent.mnNotchDelta = (dX < 0) ? -1 : +1;
+            if( aEvent.mnDelta == 0 )
+                aEvent.mnDelta = aEvent.mnNotchDelta;
+            aEvent.mbHorz = true;
+            sal_uInt32 nScrollLines = fabs(dX) / WHEEL_EVENT_FACTOR;
+            if (nScrollLines == 0)
+                nScrollLines = 1;
+            aEvent.mnScrollLines = nScrollLines;
+
+            mpFrame->CallCallback( SalEvent::WheelMouse, &aEvent );
+        }
+        if( dY != 0.0 && AquaSalFrame::isAlive( mpFrame ) )
+        {
+            aEvent.mnDelta = static_cast<long>(floor(dY));
+            aEvent.mnNotchDelta = (dY < 0) ? -1 : +1;
+            if( aEvent.mnDelta == 0 )
+                aEvent.mnDelta = aEvent.mnNotchDelta;
+            aEvent.mbHorz = false;
+            sal_uInt32 nScrollLines = fabs(dY) / WHEEL_EVENT_FACTOR;
+            if (nScrollLines == 0)
+                nScrollLines = 1;
+            aEvent.mnScrollLines = nScrollLines;
+
+            mpFrame->CallCallback( SalEvent::WheelMouse, &aEvent );
+        }
+    }
+}
+
+
+-(void)keyDown: (NSEvent*)pEvent
+{
+    SolarMutexGuard aGuard;
+
+    if( AquaSalFrame::isAlive( mpFrame ) )
+    {
+        mpLastEvent = pEvent;
+        mbInKeyInput = true;
+        mbNeedSpecialKeyHandle = false;
+        mbKeyHandled = false;
+
+        mpFrame->mnLastEventTime = static_cast<sal_uInt64>( [pEvent timestamp] * 1000.0 );
+        mpFrame->mnLastModifierFlags = [pEvent modifierFlags];
+
+        if( ! [self handleKeyDownException: pEvent] )
+        {
+            NSArray* pArray = [NSArray arrayWithObject: pEvent];
+            [self interpretKeyEvents: pArray];
+        }
+
+        mbInKeyInput = false;
+    }
+}
+
+-(BOOL)handleKeyDownException:(NSEvent*)pEvent
+{
+    // check for a very special set of modified characters
+    NSString* pUnmodifiedString = [pEvent charactersIgnoringModifiers];
+
+    if( pUnmodifiedString && [pUnmodifiedString length] == 1 )
+    {
+        /* #i103102# key events with command and alternate don't make it through
+           interpretKeyEvents (why?). Try to dispatch them here first,
+           if not successful continue normally
+        */
+SAL_WNODEPRECATED_DECLARATIONS_PUSH
+    // 'NSAlternateKeyMask' is deprecated: first deprecated in macOS 10.12
+    // 'NSCommandKeyMask' is deprecated: first deprecated in macOS 10.12
+        if( (mpFrame->mnLastModifierFlags & (NSAlternateKeyMask | NSCommandKeyMask))
+                    == (NSAlternateKeyMask | NSCommandKeyMask) )
+SAL_WNODEPRECATED_DECLARATIONS_POP
+        {
+            if( [self sendSingleCharacter: mpLastEvent] )
+                return YES;
+        }
+    }
+    return NO;
+}
+
+-(void)flagsChanged: (NSEvent*)pEvent
+{
+    SolarMutexGuard aGuard;
+
+    if( AquaSalFrame::isAlive( mpFrame ) )
+    {
+        mpFrame->mnLastEventTime = static_cast<sal_uInt64>( [pEvent timestamp] * 1000.0 );
+        mpFrame->mnLastModifierFlags = [pEvent modifierFlags];
+    }
+}
+
+-(void)insertText:(id)aString replacementRange:(NSRange)replacementRange
+{
+    (void) replacementRange; // FIXME: surely it must be used
+
+    SolarMutexGuard aGuard;
+
+    if( AquaSalFrame::isAlive( mpFrame ) )
+    {
+        NSString* pInsert = nil;
+        if( [aString isMemberOfClass: [NSAttributedString class]] )
+            pInsert = [aString string];
+        else
+            pInsert = aString;
+
+        int nLen = 0;
+        if( pInsert && ( nLen = [pInsert length] ) > 0 )
+        {
+            OUString aInsertString( GetOUString( pInsert ) );
+             // aCharCode initializer is safe since aInsertString will at least contain '\0'
+            sal_Unicode aCharCode = *aInsertString.getStr();
+
+            if( nLen == 1 &&
+                aCharCode < 0x80 &&
+                aCharCode > 0x1f &&
+                ! [self hasMarkedText ]
+                )
+            {
+                sal_uInt16 nKeyCode = ImplMapCharCode( aCharCode );
+                unsigned int nLastModifiers = mpFrame->mnLastModifierFlags;
+
+                // #i99567#
+                // find out the unmodified key code
+
+SAL_WNODEPRECATED_DECLARATIONS_PUSH
+    // 'NSAlternateKeyMask' is deprecated: first deprecated in macOS 10.12
+    // 'NSCommandKeyMask' is deprecated: first deprecated in macOS 10.12
+    // 'NSControlKeyMask' is deprecated: first deprecated in macOS 10.12
+    // 'NSKeyDown' is deprecated: first deprecated in macOS 10.12
+    // 'NSKeyUp' is deprecated: first deprecated in macOS 10.12
+                // sanity check
+                if( mpLastEvent && ( [mpLastEvent type] == NSKeyDown || [mpLastEvent type] == NSKeyUp ) )
+                {
+                    // get unmodified string
+                    NSString* pUnmodifiedString = [mpLastEvent charactersIgnoringModifiers];
+                    if( pUnmodifiedString && [pUnmodifiedString length] == 1 )
+                    {
+                        // map the unmodified key code
+                        unichar keyChar = [pUnmodifiedString characterAtIndex: 0];
+                        nKeyCode = ImplMapCharCode( keyChar );
+                    }
+                    nLastModifiers = [mpLastEvent modifierFlags];
+
+                }
+                // #i99567#
+                // applications and vcl's edit fields ignore key events with ALT
+                // however we're at a place where we know text should be inserted
+                // so it seems we need to strip the Alt modifier here
+                if( (nLastModifiers & (NSControlKeyMask | NSAlternateKeyMask | NSCommandKeyMask))
+                    == NSAlternateKeyMask )
+                {
+                    nLastModifiers = 0;
+                }
+SAL_WNODEPRECATED_DECLARATIONS_POP
+                [self sendKeyInputAndReleaseToFrame: nKeyCode character: aCharCode modifiers: nLastModifiers];
+            }
+            else
+            {
+                SalExtTextInputEvent aEvent;
+                aEvent.maText           = aInsertString;
+                aEvent.mpTextAttr       = nullptr;
+                aEvent.mnCursorPos      = aInsertString.getLength();
+                aEvent.mnCursorFlags    = 0;
+                mpFrame->CallCallback( SalEvent::ExtTextInput, &aEvent );
+                if( AquaSalFrame::isAlive( mpFrame ) )
+                    mpFrame->CallCallback( SalEvent::EndExtTextInput, nullptr );
+            }
+        }
+        else
+        {
+            SalExtTextInputEvent aEvent;
+            aEvent.maText.clear();
+            aEvent.mpTextAttr       = nullptr;
+            aEvent.mnCursorPos      = 0;
+            aEvent.mnCursorFlags    = 0;
+            mpFrame->CallCallback( SalEvent::ExtTextInput, &aEvent );
+            if( AquaSalFrame::isAlive( mpFrame ) )
+                mpFrame->CallCallback( SalEvent::EndExtTextInput, nullptr );
+
+        }
+        mbKeyHandled = true;
+        [self unmarkText];
+    }
+}
+
+-(void)insertTab: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: KEY_TAB character: '\t' modifiers: 0];
+}
+
+-(void)insertBacktab: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: (KEY_TAB | KEY_SHIFT) character: '\t' modifiers: 0];
+}
+
+-(void)moveLeft: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: KEY_LEFT character: 0 modifiers: 0];
+}
+
+-(void)moveLeftAndModifySelection: (id)aSender
+{
+    (void)aSender;
+SAL_WNODEPRECATED_DECLARATIONS_PUSH
+        // 'NSShiftKeyMask' is deprecated: first deprecated in macOS 10.12
+    [self sendKeyInputAndReleaseToFrame: KEY_LEFT character: 0 modifiers: NSShiftKeyMask];
+SAL_WNODEPRECATED_DECLARATIONS_POP
+}
+
+-(void)moveBackwardAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_BACKWARD character: 0  modifiers: 0];
+}
+
+-(void)moveRight: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: KEY_RIGHT character: 0 modifiers: 0];
+}
+
+-(void)moveRightAndModifySelection: (id)aSender
+{
+    (void)aSender;
+SAL_WNODEPRECATED_DECLARATIONS_PUSH
+        // 'NSShiftKeyMask' is deprecated: first deprecated in macOS 10.12
+    [self sendKeyInputAndReleaseToFrame: KEY_RIGHT character: 0 modifiers: NSShiftKeyMask];
+SAL_WNODEPRECATED_DECLARATIONS_POP
+}
+
+-(void)moveForwardAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_FORWARD character: 0  modifiers: 0];
+}
+
+-(void)moveWordLeft: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_WORD_BACKWARD character: 0  modifiers: 0];
+}
+
+-(void)moveWordBackward: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_WORD_BACKWARD character: 0  modifiers: 0];
+}
+
+-(void)moveWordBackwardAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_WORD_BACKWARD character: 0  modifiers: 0];
+}
+
+-(void)moveWordLeftAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_WORD_BACKWARD character: 0  modifiers: 0];
+}
+
+-(void)moveWordRight: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_WORD_FORWARD character: 0  modifiers: 0];
+}
+
+-(void)moveWordForward: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_WORD_FORWARD character: 0  modifiers: 0];
+}
+
+-(void)moveWordForwardAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_WORD_FORWARD character: 0  modifiers: 0];
+}
+
+-(void)moveWordRightAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_WORD_FORWARD character: 0  modifiers: 0];
+}
+
+-(void)moveToEndOfLine: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_TO_END_OF_LINE character: 0  modifiers: 0];
+}
+
+-(void)moveToRightEndOfLine: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_TO_END_OF_LINE character: 0  modifiers: 0];
+}
+
+-(void)moveToEndOfLineAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_TO_END_OF_LINE character: 0  modifiers: 0];
+}
+
+-(void)moveToRightEndOfLineAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_TO_END_OF_LINE character: 0  modifiers: 0];
+}
+
+-(void)moveToBeginningOfLine: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_TO_BEGIN_OF_LINE character: 0  modifiers: 0];
+}
+
+-(void)moveToLeftEndOfLine: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_TO_BEGIN_OF_LINE character: 0  modifiers: 0];
+}
+
+-(void)moveToBeginningOfLineAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_TO_BEGIN_OF_LINE character: 0  modifiers: 0];
+}
+
+-(void)moveToLeftEndOfLineAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_TO_BEGIN_OF_LINE character: 0  modifiers: 0];
+}
+
+-(void)moveToEndOfParagraph: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_TO_END_OF_PARAGRAPH character: 0  modifiers: 0];
+}
+
+-(void)moveToEndOfParagraphAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_TO_END_OF_PARAGRAPH character: 0  modifiers: 0];
+}
+
+-(void)moveParagraphForward: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_TO_END_OF_PARAGRAPH character: 0  modifiers: 0];
+}
+
+-(void)moveParagraphForwardAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_TO_END_OF_PARAGRAPH character: 0  modifiers: 0];
+}
+
+-(void)moveToBeginningOfParagraph: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_TO_BEGIN_OF_PARAGRAPH character: 0  modifiers: 0];
+}
+
+-(void)moveParagraphBackward: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_TO_BEGIN_OF_PARAGRAPH character: 0  modifiers: 0];
+}
+
+-(void)moveToBeginningOfParagraphAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_TO_BEGIN_OF_PARAGRAPH character: 0  modifiers: 0];
+}
+
+-(void)moveParagraphBackwardAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_TO_BEGIN_OF_PARAGRAPH character: 0  modifiers: 0];
+}
+
+-(void)moveToEndOfDocument: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_TO_END_OF_DOCUMENT character: 0  modifiers: 0];
+}
+
+-(void)scrollToEndOfDocument: (id)aSender
+{
+    (void)aSender;
+    // this is not exactly what we should do, but it makes "End" and "Shift-End" behave consistent
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_TO_END_OF_DOCUMENT character: 0  modifiers: 0];
+}
+
+-(void)moveToEndOfDocumentAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_TO_END_OF_DOCUMENT character: 0  modifiers: 0];
+}
+
+-(void)moveToBeginningOfDocument: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_TO_BEGIN_OF_DOCUMENT character: 0  modifiers: 0];
+}
+
+-(void)scrollToBeginningOfDocument: (id)aSender
+{
+    (void)aSender;
+    // this is not exactly what we should do, but it makes "Home" and "Shift-Home" behave consistent
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::MOVE_TO_BEGIN_OF_DOCUMENT character: 0  modifiers: 0];
+}
+
+-(void)moveToBeginningOfDocumentAndModifySelection: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_TO_BEGIN_OF_DOCUMENT character: 0  modifiers: 0];
+}
+
+-(void)moveUp: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: KEY_UP character: 0 modifiers: 0];
+}
+
+-(void)moveDown: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: KEY_DOWN character: 0 modifiers: 0];
+}
+
+-(void)insertNewline: (id)aSender
+{
+    (void)aSender;
+    // #i91267# make enter and shift-enter work by evaluating the modifiers
+    [self sendKeyInputAndReleaseToFrame: KEY_RETURN character: '\n' modifiers: mpFrame->mnLastModifierFlags];
+}
+
+-(void)deleteBackward: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: KEY_BACKSPACE character: '\b' modifiers: 0];
+}
+
+-(void)deleteForward: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: KEY_DELETE character: 0x7f modifiers: 0];
+}
+
+-(void)deleteBackwardByDecomposingPreviousCharacter: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: KEY_BACKSPACE character: '\b' modifiers: 0];
+}
+
+-(void)deleteWordBackward: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::DELETE_WORD_BACKWARD character: 0  modifiers: 0];
+}
+
+-(void)deleteWordForward: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::DELETE_WORD_FORWARD character: 0  modifiers: 0];
+}
+
+-(void)deleteToBeginningOfLine: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::DELETE_TO_BEGIN_OF_LINE character: 0  modifiers: 0];
+}
+
+-(void)deleteToEndOfLine: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::DELETE_TO_END_OF_LINE character: 0  modifiers: 0];
+}
+
+-(void)deleteToBeginningOfParagraph: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::DELETE_TO_BEGIN_OF_PARAGRAPH character: 0  modifiers: 0];
+}
+
+-(void)deleteToEndOfParagraph: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::DELETE_TO_END_OF_PARAGRAPH character: 0  modifiers: 0];
+}
+
+-(void)insertLineBreak: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::INSERT_LINEBREAK character: 0  modifiers: 0];
+}
+
+-(void)insertParagraphSeparator: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::INSERT_PARAGRAPH character: 0  modifiers: 0];
+}
+
+-(void)selectWord: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_WORD character: 0  modifiers: 0];
+}
+
+-(void)selectLine: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_LINE character: 0  modifiers: 0];
+}
+
+-(void)selectParagraph: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_PARAGRAPH character: 0  modifiers: 0];
+}
+
+-(void)selectAll: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: css::awt::Key::SELECT_ALL character: 0  modifiers: 0];
+}
+
+-(void)cancelOperation: (id)aSender
+{
+    (void)aSender;
+    [self sendKeyInputAndReleaseToFrame: KEY_ESCAPE character: 0x1b modifiers: 0];
+}
+
+-(void)noop: (id)aSender
+{
+    (void)aSender;
+    if( ! mbKeyHandled )
+    {
+        if( ! [self sendSingleCharacter:mpLastEvent] )
+        {
+            /* prevent recursion */
+            if( mpLastEvent != mpLastSuperEvent && [NSApp respondsToSelector: @selector(sendSuperEvent:)] )
+            {
+                id pLastSuperEvent = mpLastSuperEvent;
+                mpLastSuperEvent = mpLastEvent;
+                [NSApp performSelector:@selector(sendSuperEvent:) withObject: mpLastEvent];
+                mpLastSuperEvent = pLastSuperEvent;
+
+                std::map< NSEvent*, bool >::iterator it = GetSalData()->maKeyEventAnswer.find( mpLastEvent );
+                if( it != GetSalData()->maKeyEventAnswer.end() )
+                    it->second = true;
+            }
+        }
+    }
+}
+
+-(BOOL)sendKeyInputAndReleaseToFrame: (sal_uInt16)nKeyCode character: (sal_Unicode)aChar
+{
+    return [self sendKeyInputAndReleaseToFrame: nKeyCode character: aChar modifiers: mpFrame->mnLastModifierFlags];
+}
+
+-(BOOL)sendKeyInputAndReleaseToFrame: (sal_uInt16)nKeyCode character: (sal_Unicode)aChar modifiers: (unsigned int)nMod
+{
+    return [self sendKeyToFrameDirect: nKeyCode character: aChar modifiers: nMod] ||
+           [self sendSingleCharacter: mpLastEvent];
+}
+
+-(BOOL)sendKeyToFrameDirect: (sal_uInt16)nKeyCode  character: (sal_Unicode)aChar modifiers: (unsigned int)nMod
+{
+    SolarMutexGuard aGuard;
+
+    bool nRet = false;
+    if( AquaSalFrame::isAlive( mpFrame ) )
+    {
+        SalKeyEvent aEvent;
+        aEvent.mnCode           = nKeyCode | ImplGetModifierMask( nMod );
+        aEvent.mnCharCode       = aChar;
+        aEvent.mnRepeat         = FALSE;
+        nRet = mpFrame->CallCallback( SalEvent::KeyInput, &aEvent );
+        std::map< NSEvent*, bool >::iterator it = GetSalData()->maKeyEventAnswer.find( mpLastEvent );
+        if( it != GetSalData()->maKeyEventAnswer.end() )
+            it->second = nRet;
+        if( AquaSalFrame::isAlive( mpFrame ) )
+            mpFrame->CallCallback( SalEvent::KeyUp, &aEvent );
+    }
+    return nRet;
+}
+
+
+-(BOOL)sendSingleCharacter: (NSEvent *)pEvent
+{
+    NSString* pUnmodifiedString = [pEvent charactersIgnoringModifiers];
+
+    if( pUnmodifiedString && [pUnmodifiedString length] == 1 )
+    {
+        unichar keyChar = [pUnmodifiedString characterAtIndex: 0];
+        sal_uInt16 nKeyCode = ImplMapCharCode( keyChar );
+        if (nKeyCode == 0)
+        {
+            sal_uInt16 nOtherKeyCode = [pEvent keyCode];
+            nKeyCode = ImplMapKeyCode(nOtherKeyCode);
+        }
+        if( nKeyCode != 0 )
+        {
+            // don't send code points in the private use area
+            if( keyChar >= 0xf700 && keyChar < 0xf780 )
+                keyChar = 0;
+            bool bRet = [self sendKeyToFrameDirect: nKeyCode character: keyChar modifiers: mpFrame->mnLastModifierFlags];
+            mbInKeyInput = false;
+
+            return bRet;
+        }
+    }
+    return NO;
+}
+
+
+// NSTextInput/NSTextInputClient protocol
+- (NSArray *)validAttributesForMarkedText
+{
+    return [NSArray arrayWithObjects:NSUnderlineStyleAttributeName, nil];
+}
+
+- (BOOL)hasMarkedText
+{
+    bool bHasMarkedText;
+
+    bHasMarkedText = ( mMarkedRange.location != NSNotFound ) &&
+                     ( mMarkedRange.length != 0 );
+    // hack to check keys like "Control-j"
+    if( mbInKeyInput )
+    {
+        mbNeedSpecialKeyHandle = true;
+    }
+
+    // FIXME:
+    // #i106901#
+    // if we come here outside of mbInKeyInput, this is likely to be because
+    // of the keyboard viewer. For unknown reasons having no marked range
+    // in this case causes a crash. So we say we have a marked range anyway
+    // This is a hack, since it is not understood what a) causes that crash
+    // and b) why we should have a marked range at this point.
+    if( ! mbInKeyInput )
+        bHasMarkedText = true;
+
+    return bHasMarkedText;
+}
+
+- (NSRange)markedRange
+{
+    // FIXME:
+    // #i106901#
+    // if we come here outside of mbInKeyInput, this is likely to be because
+    // of the keyboard viewer. For unknown reasons having no marked range
+    // in this case causes a crash. So we say we have a marked range anyway
+    // This is a hack, since it is not understood what a) causes that crash
+    // and b) why we should have a marked range at this point.
+    if( ! mbInKeyInput )
+        return NSMakeRange( 0, 0 );
+
+    return [self hasMarkedText] ? mMarkedRange : NSMakeRange( NSNotFound, 0 );
+}
+
+- (NSRange)selectedRange
+{
+    return mSelectedRange;
+}
+
+- (void)setMarkedText:(id)aString selectedRange:(NSRange)selRange replacementRange:(NSRange)replacementRange
+{
+    (void) replacementRange; // FIXME - use it!
+
+    SolarMutexGuard aGuard;
+
+    if( ![aString isKindOfClass:[NSAttributedString class]] )
+        aString = [[[NSAttributedString alloc] initWithString:aString] autorelease];
+    NSRange rangeToReplace = [self hasMarkedText] ? [self markedRange] : [self selectedRange];
+    if( rangeToReplace.location == NSNotFound )
+    {
+        mMarkedRange = NSMakeRange( selRange.location, [aString length] );
+        mSelectedRange = NSMakeRange( selRange.location, selRange.length );
+    }
+    else
+    {
+        mMarkedRange = NSMakeRange( rangeToReplace.location, [aString length] );
+        mSelectedRange = NSMakeRange( rangeToReplace.location + selRange.location, selRange.length );
+    }
+
+    int len = [aString length];
+    SalExtTextInputEvent aInputEvent;
+    if( len > 0 ) {
+        NSString *pString = [aString string];
+        OUString aInsertString( GetOUString( pString ) );
+        std::vector<ExtTextInputAttr> aInputFlags( std::max( 1, len ), ExtTextInputAttr::NONE );
+        for ( int i = 0; i < len; i++ )
+        {
+            unsigned int nUnderlineValue;
+            NSRange effectiveRange;
+
+            effectiveRange = NSMakeRange(i, 1);
+            nUnderlineValue = [[aString attribute:NSUnderlineStyleAttributeName atIndex:i effectiveRange:&effectiveRange] unsignedIntValue];
+
+            switch (nUnderlineValue & 0xff) {
+            case NSUnderlineStyleSingle:
+                aInputFlags[i] = ExtTextInputAttr::Underline;
+                break;
+            case NSUnderlineStyleThick:
+                aInputFlags[i] = ExtTextInputAttr::Underline | ExtTextInputAttr::Highlight;
+                break;
+            case NSUnderlineStyleDouble:
+                aInputFlags[i] = ExtTextInputAttr::BoldUnderline;
+                break;
+            default:
+                aInputFlags[i] = ExtTextInputAttr::Highlight;
+                break;
+            }
+        }
+
+        aInputEvent.maText = aInsertString;
+        aInputEvent.mnCursorPos = selRange.location;
+        aInputEvent.mpTextAttr = aInputFlags.data();
+        mpFrame->CallCallback( SalEvent::ExtTextInput, static_cast<void *>(&aInputEvent) );
+    } else {
+        aInputEvent.maText.clear();
+        aInputEvent.mnCursorPos = 0;
+        aInputEvent.mnCursorFlags = 0;
+        aInputEvent.mpTextAttr = nullptr;
+        mpFrame->CallCallback( SalEvent::ExtTextInput, static_cast<void *>(&aInputEvent) );
+        mpFrame->CallCallback( SalEvent::EndExtTextInput, nullptr );
+    }
+    mbKeyHandled= true;
+}
+
+- (void)unmarkText
+{
+    mSelectedRange = mMarkedRange = NSMakeRange(NSNotFound, 0);
+}
+
+- (NSAttributedString *)attributedSubstringForProposedRange:(NSRange)aRange actualRange:(NSRangePointer)actualRange
+{
+    (void) aRange;
+    (void) actualRange;
+
+    // FIXME - Implement
+    return nil;
+}
+
+- (NSUInteger)characterIndexForPoint:(NSPoint)thePoint
+{
+    (void)thePoint;
+    // FIXME
+    return 0;
+}
+
+- (NSInteger)conversationIdentifier
+{
+    return reinterpret_cast<long>(self);
+}
+
+- (void)doCommandBySelector:(SEL)aSelector
+{
+    if( AquaSalFrame::isAlive( mpFrame ) )
+    {
+        if( (mpFrame->mnICOptions & InputContextFlags::Text) &&
+            aSelector != nullptr && [self respondsToSelector: aSelector] )
+        {
+            [self performSelector: aSelector];
+        }
+        else
+        {
+            [self sendSingleCharacter:mpLastEvent];
+        }
+    }
+
+    mbKeyHandled = true;
+}
+
+-(void)clearLastEvent
+{
+    mpLastEvent = nil;
+}
+
+- (NSRect)firstRectForCharacterRange:(NSRange)aRange actualRange:(NSRangePointer)actualRange
+{
+     // FIXME - These should probably be used?
+    (void) aRange;
+    (void) actualRange;
+
+    SolarMutexGuard aGuard;
+
+    SalExtTextInputPosEvent aPosEvent;
+    mpFrame->CallCallback( SalEvent::ExtTextInputPos, static_cast<void *>(&aPosEvent) );
+
+    NSRect rect;
+
+    rect.origin.x = aPosEvent.mnX + mpFrame->maGeometry.nX;
+    rect.origin.y =   aPosEvent.mnY + mpFrame->maGeometry.nY + 4; // add some space for underlines
+    rect.size.width = aPosEvent.mnWidth;
+    rect.size.height = aPosEvent.mnHeight;
+
+    mpFrame->VCLToCocoa( rect );
+    return rect;
+}
+
+-(id)parentAttribute {
+    return reinterpret_cast<NSView*>(mpFrame->getNSWindow());
+        //TODO: odd cast really needed for fdo#74121?
+}
+
+-(css::accessibility::XAccessibleContext *)accessibleContext
+{
+    if ( !mpReferenceWrapper ) {
+        // some frames never become visible ..
+        vcl::Window *pWindow = mpFrame -> GetWindow();
+        if ( ! pWindow )
+            return nil;
+
+        mpReferenceWrapper = new ReferenceWrapper;
+        mpReferenceWrapper -> rAccessibleContext =  pWindow -> /*GetAccessibleChildWindow( 0 ) ->*/ GetAccessible() -> getAccessibleContext();
+        [ AquaA11yFactory insertIntoWrapperRepository: self forAccessibleContext: mpReferenceWrapper -> rAccessibleContext ];
+    }
+    return [ super accessibleContext ];
+}
+
+-(NSWindow*)windowForParent
+{
+    return mpFrame->getNSWindow();
+}
+
+-(void)registerMouseEventListener: (id)theListener
+{
+  mpMouseEventListener = theListener;
+}
+
+-(void)unregisterMouseEventListener: (id)theListener
+{
+    (void)theListener;
+    mpMouseEventListener = nil;
+}
+
+-(NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
+{
+  return [mDraggingDestinationHandler draggingEntered: sender];
+}
+
+-(NSDragOperation)draggingUpdated:(id <NSDraggingInfo>)sender
+{
+  return [mDraggingDestinationHandler draggingUpdated: sender];
+}
+
+-(void)draggingExited:(id <NSDraggingInfo>)sender
+{
+  [mDraggingDestinationHandler draggingExited: sender];
+}
+
+-(BOOL)prepareForDragOperation:(id <NSDraggingInfo>)sender
+{
+  return [mDraggingDestinationHandler prepareForDragOperation: sender];
+}
+
+-(BOOL)performDragOperation:(id <NSDraggingInfo>)sender
+{
+  return [mDraggingDestinationHandler performDragOperation: sender];
+}
+
+-(void)concludeDragOperation:(id <NSDraggingInfo>)sender
+{
+  [mDraggingDestinationHandler concludeDragOperation: sender];
+}
+
+-(void)registerDraggingDestinationHandler:(id)theHandler
+{
+  mDraggingDestinationHandler = theHandler;
+}
+
+-(void)unregisterDraggingDestinationHandler:(id)theHandler
+{
+    (void)theHandler;
+    mDraggingDestinationHandler = nil;
+}
+
+@end
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */