1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
/* -*- 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 <config_features.h>

#include <tools/time.hxx>

#include <LibreOfficeKit/LibreOfficeKitEnums.h>

#include <vcl/ITiledRenderable.hxx>
#include <vcl/svapp.hxx>
#include <vcl/salgtype.hxx>
#include <vcl/window.hxx>
#include <vcl/floatwin.hxx>
#include <vcl/cursor.hxx>
#include <vcl/sysdata.hxx>

#include <sal/types.h>

#include <window.h>
#include <outdev.h>
#include <svdata.hxx>
#include <salobj.hxx>
#include <salgdi.hxx>
#include <salframe.hxx>

#include <dndlistenercontainer.hxx>
#include <dndeventdispatcher.hxx>

#include <com/sun/star/datatransfer/dnd/XDragSource.hpp>
#include <com/sun/star/datatransfer/dnd/XDropTarget.hpp>

#include <comphelper/processfactory.hxx>

using namespace ::com::sun::star::uno;

namespace vcl {

WindowHitTest Window::ImplHitTest( const Point& rFramePos )
{
    Point aFramePos( rFramePos );
    if( ImplIsAntiparallel() )
    {
        const OutputDevice *pOutDev = GetOutDev();
        pOutDev->ReMirror( aFramePos );
    }
    tools::Rectangle aRect( Point( mnOutOffX, mnOutOffY ), Size( mnOutWidth, mnOutHeight ) );
    if ( !aRect.IsInside( aFramePos ) )
        return WindowHitTest::NONE;
    if ( mpWindowImpl->mbWinRegion )
    {
        Point aTempPos = aFramePos;
        aTempPos.AdjustX( -(mnOutOffX) );
        aTempPos.AdjustY( -(mnOutOffY) );
        if ( !mpWindowImpl->maWinRegion.IsInside( aTempPos ) )
            return WindowHitTest::NONE;
    }

    WindowHitTest nHitTest = WindowHitTest::Inside;
    if ( mpWindowImpl->mbMouseTransparent )
        nHitTest |= WindowHitTest::Transparent;
    return nHitTest;
}

bool Window::ImplTestMousePointerSet()
{
    // as soon as mouse is captured, switch mouse-pointer
    if ( IsMouseCaptured() )
        return true;

    // if the mouse is over the window, switch it
    tools::Rectangle aClientRect( Point( 0, 0 ), GetOutputSizePixel() );
    return aClientRect.IsInside( GetPointerPosPixel() );
}

PointerStyle Window::ImplGetMousePointer() const
{
    PointerStyle    ePointerStyle;
    bool            bWait = false;

    if ( IsEnabled() && IsInputEnabled() && ! IsInModalMode() )
        ePointerStyle = GetPointer().GetStyle();
    else
        ePointerStyle = PointerStyle::Arrow;

    const vcl::Window* pWindow = this;
    do
    {
        // when the pointer is not visible stop the search, as
        // this status should not be overwritten
        if ( pWindow->mpWindowImpl->mbNoPtrVisible )
            return PointerStyle::Null;

        if ( !bWait )
        {
            if ( pWindow->mpWindowImpl->mnWaitCount )
            {
                ePointerStyle = PointerStyle::Wait;
                bWait = true;
            }
            else
            {
                if ( pWindow->mpWindowImpl->mbChildPtrOverwrite )
                    ePointerStyle = pWindow->GetPointer().GetStyle();
            }
        }

        if ( pWindow->ImplIsOverlapWindow() )
            break;

        pWindow = pWindow->ImplGetParent();
    }
    while ( pWindow );

    return ePointerStyle;
}

void Window::ImplCallMouseMove( sal_uInt16 nMouseCode, bool bModChanged )
{
    if ( mpWindowImpl->mpFrameData->mbMouseIn && mpWindowImpl->mpFrameWindow->mpWindowImpl->mbReallyVisible )
    {
        sal_uInt64 nTime   = tools::Time::GetSystemTicks();
        long    nX      = mpWindowImpl->mpFrameData->mnLastMouseX;
        long    nY      = mpWindowImpl->mpFrameData->mnLastMouseY;
        sal_uInt16  nCode   = nMouseCode;
        MouseEventModifiers nMode = mpWindowImpl->mpFrameData->mnMouseMode;
        bool    bLeave;
        // check for MouseLeave
        bLeave = ((nX < 0) || (nY < 0) ||
                  (nX >= mpWindowImpl->mpFrameWindow->mnOutWidth) ||
                  (nY >= mpWindowImpl->mpFrameWindow->mnOutHeight)) &&
                 !ImplGetSVData()->maWinData.mpCaptureWin;
        nMode |= MouseEventModifiers::SYNTHETIC;
        if ( bModChanged )
            nMode |= MouseEventModifiers::MODIFIERCHANGED;
        ImplHandleMouseEvent( mpWindowImpl->mpFrameWindow, MouseNotifyEvent::MOUSEMOVE, bLeave, nX, nY, nTime, nCode, nMode );
    }
}

void Window::ImplGenerateMouseMove()
{
    if ( mpWindowImpl && mpWindowImpl->mpFrameData &&
         !mpWindowImpl->mpFrameData->mnMouseMoveId )
        mpWindowImpl->mpFrameData->mnMouseMoveId = Application::PostUserEvent( LINK( mpWindowImpl->mpFrameWindow, Window, ImplGenerateMouseMoveHdl ), nullptr, true );
}

IMPL_LINK_NOARG(Window, ImplGenerateMouseMoveHdl, void*, void)<--- syntax error
{
    mpWindowImpl->mpFrameData->mnMouseMoveId = nullptr;
    vcl::Window* pCaptureWin = ImplGetSVData()->maWinData.mpCaptureWin;
    if( ! pCaptureWin ||
        (pCaptureWin->mpWindowImpl && pCaptureWin->mpWindowImpl->mpFrame == mpWindowImpl->mpFrame)
    )
    {
        ImplCallMouseMove( mpWindowImpl->mpFrameData->mnMouseCode );
    }
}

void Window::ImplInvertFocus( const tools::Rectangle& rRect )
{
    InvertTracking( rRect, ShowTrackFlags::Small | ShowTrackFlags::TrackWindow );
}

static bool IsWindowFocused(const WindowImpl& rWinImpl)
{
    if (rWinImpl.mpSysObj)
        return true;

    if (rWinImpl.mpFrameData->mbHasFocus)
        return true;

    if (rWinImpl.mbFakeFocusSet)
        return true;

    return false;
}

void Window::ImplGrabFocus( GetFocusFlags nFlags )
{
    // #143570# no focus for destructing windows
    if( !mpWindowImpl || mpWindowImpl->mbInDispose )
        return;

    // some event listeners do really bad stuff
    // => prepare for the worst
    VclPtr<vcl::Window> xWindow( this );

    // Currently the client window should always get the focus
    // Should the border window at some point be focusable
    // we need to change all GrabFocus() instances in VCL,
    // e.g. in ToTop()

    if ( mpWindowImpl->mpClientWindow )
    {
        // For a lack of design we need a little hack here to
        // ensure that dialogs on close pass the focus back to
        // the correct window
        if ( mpWindowImpl->mpLastFocusWindow && (mpWindowImpl->mpLastFocusWindow.get() != this) &&
             !(mpWindowImpl->mnDlgCtrlFlags & DialogControlFlags::WantFocus) &&
             mpWindowImpl->mpLastFocusWindow->IsEnabled() &&
             mpWindowImpl->mpLastFocusWindow->IsInputEnabled() &&
             ! mpWindowImpl->mpLastFocusWindow->IsInModalMode()
             )
            mpWindowImpl->mpLastFocusWindow->GrabFocus();
        else
            mpWindowImpl->mpClientWindow->GrabFocus();
        return;
    }
    else if ( mpWindowImpl->mbFrame )
    {
        // For a lack of design we need a little hack here to
        // ensure that dialogs on close pass the focus back to
        // the correct window
        if ( mpWindowImpl->mpLastFocusWindow && (mpWindowImpl->mpLastFocusWindow.get() != this) &&
             !(mpWindowImpl->mnDlgCtrlFlags & DialogControlFlags::WantFocus) &&
             mpWindowImpl->mpLastFocusWindow->IsEnabled() &&
             mpWindowImpl->mpLastFocusWindow->IsInputEnabled() &&
             ! mpWindowImpl->mpLastFocusWindow->IsInModalMode()
             )
        {
            mpWindowImpl->mpLastFocusWindow->GrabFocus();
            return;
        }
    }

    // If the Window is disabled, then we don't change the focus
    if ( !IsEnabled() || !IsInputEnabled() || IsInModalMode() )
        return;

    // we only need to set the focus if it is not already set
    // note: if some other frame is waiting for an asynchronous focus event
    // we also have to post an asynchronous focus event for this frame
    // which is done using ToTop
    ImplSVData* pSVData = ImplGetSVData();

    bool bAsyncFocusWaiting = false;
    vcl::Window *pFrame = pSVData->maWinData.mpFirstFrame;
    while( pFrame  )
    {
        if( pFrame != mpWindowImpl->mpFrameWindow.get() && pFrame->mpWindowImpl->mpFrameData->mnFocusId )
        {
            bAsyncFocusWaiting = true;
            break;
        }
        pFrame = pFrame->mpWindowImpl->mpFrameData->mpNextFrame;
    }

    bool bHasFocus = IsWindowFocused(*mpWindowImpl);

    bool bMustNotGrabFocus = false;
    // #100242#, check parent hierarchy if some floater prohibits grab focus

    vcl::Window *pParent = this;
    while( pParent )
    {
        if ((pParent->GetStyle() & WB_SYSTEMFLOATWIN) && !(pParent->GetStyle() & WB_MOVEABLE))
        {
            bMustNotGrabFocus = true;
            break;
        }
        pParent = pParent->mpWindowImpl->mpParent;
    }

    if ( !(( pSVData->maWinData.mpFocusWin.get() != this &&
             !mpWindowImpl->mbInDispose ) ||
           ( bAsyncFocusWaiting && !bHasFocus && !bMustNotGrabFocus )) )
        return;

    // EndExtTextInput if it is not the same window
    if ( pSVData->maWinData.mpExtTextInputWin &&
         (pSVData->maWinData.mpExtTextInputWin.get() != this) )
        pSVData->maWinData.mpExtTextInputWin->EndExtTextInput();

    // mark this windows as the last FocusWindow
    vcl::Window* pOverlapWindow = ImplGetFirstOverlapWindow();
    pOverlapWindow->mpWindowImpl->mpLastFocusWindow = this;
    mpWindowImpl->mpFrameData->mpFocusWin = this;

    if( !bHasFocus )
    {
        // menu windows never get the system focus
        // the application will keep the focus
        if( bMustNotGrabFocus )
            return;
        else
        {
            // here we already switch focus as ToTop()
            // should not give focus to another window
            mpWindowImpl->mpFrame->ToTop( SalFrameToTop::GrabFocus | SalFrameToTop::GrabFocusOnly );
            return;
        }
    }

    VclPtr<vcl::Window> pOldFocusWindow = pSVData->maWinData.mpFocusWin;

    pSVData->maWinData.mpFocusWin = this;

    if ( pOldFocusWindow )
    {
        // Cursor hidden
        if ( pOldFocusWindow->mpWindowImpl->mpCursor )
            pOldFocusWindow->mpWindowImpl->mpCursor->ImplHide();
    }

    // !!!!! due to old SV-Office Activate/Deactivate handling
    // !!!!! first as before
    if ( pOldFocusWindow )
    {
        // remember Focus
        vcl::Window* pOldOverlapWindow = pOldFocusWindow->ImplGetFirstOverlapWindow();
        vcl::Window* pNewOverlapWindow = ImplGetFirstOverlapWindow();
        if ( pOldOverlapWindow != pNewOverlapWindow )
            ImplCallFocusChangeActivate( pNewOverlapWindow, pOldOverlapWindow );
    }
    else
    {
        vcl::Window* pNewOverlapWindow = ImplGetFirstOverlapWindow();
        vcl::Window* pNewRealWindow = pNewOverlapWindow->ImplGetWindow();
        pNewOverlapWindow->mpWindowImpl->mbActive = true;
        pNewOverlapWindow->Activate();
        if ( pNewRealWindow != pNewOverlapWindow )
        {
            pNewRealWindow->mpWindowImpl->mbActive = true;
            pNewRealWindow->Activate();
        }
    }

    // call Get- and LoseFocus
    if ( pOldFocusWindow && ! pOldFocusWindow->IsDisposed() )
    {
        if ( pOldFocusWindow->IsTracking() &&
             (pSVData->maWinData.mnTrackFlags & StartTrackingFlags::FocusCancel) )
            pOldFocusWindow->EndTracking( TrackingEventFlags::Cancel | TrackingEventFlags::Focus );
        NotifyEvent aNEvt( MouseNotifyEvent::LOSEFOCUS, pOldFocusWindow );
        if ( !ImplCallPreNotify( aNEvt ) )
            pOldFocusWindow->CompatLoseFocus();
        pOldFocusWindow->ImplCallDeactivateListeners( this );
    }

    if ( pSVData->maWinData.mpFocusWin.get() == this )
    {
        if ( mpWindowImpl->mpSysObj )
        {
            mpWindowImpl->mpFrameData->mpFocusWin = this;
            if ( !mpWindowImpl->mpFrameData->mbInSysObjFocusHdl )
                mpWindowImpl->mpSysObj->GrabFocus();
        }

        if ( pSVData->maWinData.mpFocusWin.get() == this )
        {
            if ( mpWindowImpl->mpCursor )
                mpWindowImpl->mpCursor->ImplShow();
            mpWindowImpl->mbInFocusHdl = true;
            mpWindowImpl->mnGetFocusFlags = nFlags;
            // if we're changing focus due to closing a popup floating window
            // notify the new focus window so it can restore the inner focus
            // eg, toolboxes can select their recent active item
            if( pOldFocusWindow &&
                ! pOldFocusWindow->IsDisposed() &&
                ( pOldFocusWindow->GetDialogControlFlags() & DialogControlFlags::FloatWinPopupModeEndCancel ) )
                mpWindowImpl->mnGetFocusFlags |= GetFocusFlags::FloatWinPopupModeEndCancel;
            NotifyEvent aNEvt( MouseNotifyEvent::GETFOCUS, this );
            if ( !ImplCallPreNotify( aNEvt ) && !xWindow->IsDisposed() )
                CompatGetFocus();
            if( !xWindow->IsDisposed() )
                ImplCallActivateListeners( (pOldFocusWindow && ! pOldFocusWindow->IsDisposed()) ? pOldFocusWindow : nullptr );
            if( !xWindow->IsDisposed() )
            {
                mpWindowImpl->mnGetFocusFlags = GetFocusFlags::NONE;
                mpWindowImpl->mbInFocusHdl = false;
            }
        }
    }

    ImplNewInputContext();

}

void Window::ImplGrabFocusToDocument( GetFocusFlags nFlags )
{
    vcl::Window *pWin = this;
    while( pWin )
    {
        if( !pWin->GetParent() )
        {
            pWin->ImplGetFrameWindow()->GetWindow( GetWindowType::Client )->ImplGrabFocus(nFlags);
            return;
        }
        pWin = pWin->GetParent();
    }
}

void Window::MouseMove( const MouseEvent& rMEvt )
{
    NotifyEvent aNEvt( MouseNotifyEvent::MOUSEMOVE, this, &rMEvt );
    EventNotify(aNEvt);
}

void Window::MouseButtonDown( const MouseEvent& rMEvt )
{
    NotifyEvent aNEvt( MouseNotifyEvent::MOUSEBUTTONDOWN, this, &rMEvt );
    if (!EventNotify(aNEvt))
        mpWindowImpl->mbMouseButtonDown = true;
}

void Window::MouseButtonUp( const MouseEvent& rMEvt )
{
    NotifyEvent aNEvt( MouseNotifyEvent::MOUSEBUTTONUP, this, &rMEvt );
    if (!EventNotify(aNEvt))
        mpWindowImpl->mbMouseButtonUp = true;
}

void Window::SetMouseTransparent( bool bTransparent )
{

    if ( mpWindowImpl->mpBorderWindow )
        mpWindowImpl->mpBorderWindow->SetMouseTransparent( bTransparent );

    if( mpWindowImpl->mpSysObj )
        mpWindowImpl->mpSysObj->SetMouseTransparent( bTransparent );

    mpWindowImpl->mbMouseTransparent = bTransparent;
}

void Window::CaptureMouse()
{

    ImplSVData* pSVData = ImplGetSVData();

    // possibly stop tracking
    if ( pSVData->maWinData.mpTrackWin.get() != this )
    {
        if ( pSVData->maWinData.mpTrackWin )
            pSVData->maWinData.mpTrackWin->EndTracking( TrackingEventFlags::Cancel );
    }

    if ( pSVData->maWinData.mpCaptureWin.get() != this )
    {
        pSVData->maWinData.mpCaptureWin = this;
        mpWindowImpl->mpFrame->CaptureMouse( true );
    }
}

void Window::ReleaseMouse()
{
    if (IsMouseCaptured())
    {
        ImplSVData* pSVData = ImplGetSVData();
        pSVData->maWinData.mpCaptureWin = nullptr;
        mpWindowImpl->mpFrame->CaptureMouse( false );
        ImplGenerateMouseMove();
    }
}

bool Window::IsMouseCaptured() const
{
    return (this == ImplGetSVData()->maWinData.mpCaptureWin);
}

void Window::SetPointer( const Pointer& rPointer )
{
    if ( mpWindowImpl->maPointer == rPointer )
        return;

    mpWindowImpl->maPointer   = rPointer;

    // possibly immediately move pointer
    if ( !mpWindowImpl->mpFrameData->mbInMouseMove && ImplTestMousePointerSet() )
        mpWindowImpl->mpFrame->SetPointer( ImplGetMousePointer() );

    if (VclPtr<vcl::Window> pWin = GetParentWithLOKNotifier())
    {
        Pointer aPointer = GetPointer();
        // We don't map all possible pointers hence we need a default
        OString aPointerString = "default";
        auto aIt = vcl::gaLOKPointerMap.find(aPointer.GetStyle());
        if (aIt != vcl::gaLOKPointerMap.end())
        {
            aPointerString = aIt->second;
        }

        // issue mouse pointer events only for document windows
        // Doc windows' immediate parent SfxFrameViewWindow_Impl is the one with
        // parent notifier set during initialization
        if (GetParent()->ImplGetWindowImpl()->mbLOKParentNotifier &&
            GetParent()->ImplGetWindowImpl()->mnLOKWindowId == 0)
        {
            pWin->GetLOKNotifier()->libreOfficeKitViewCallback(LOK_CALLBACK_MOUSE_POINTER, aPointerString.getStr());
        }
    }
}

void Window::EnableChildPointerOverwrite( bool bOverwrite )
{

    if ( mpWindowImpl->mbChildPtrOverwrite == bOverwrite )
        return;

    mpWindowImpl->mbChildPtrOverwrite  = bOverwrite;

    // possibly immediately move pointer
    if ( !mpWindowImpl->mpFrameData->mbInMouseMove && ImplTestMousePointerSet() )
        mpWindowImpl->mpFrame->SetPointer( ImplGetMousePointer() );
}

void Window::SetPointerPosPixel( const Point& rPos )
{
    Point aPos = ImplOutputToFrame( rPos );
    const OutputDevice *pOutDev = GetOutDev();
    if( pOutDev->HasMirroredGraphics() )
    {
        if( !IsRTLEnabled() )
        {
            pOutDev->ReMirror( aPos );
        }
        // mirroring is required here, SetPointerPos bypasses SalGraphics
        aPos.setX( mpGraphics->mirror2( aPos.X(), this ) );
    }
    else if( ImplIsAntiparallel() )
    {
        pOutDev->ReMirror( aPos );
    }
    mpWindowImpl->mpFrame->SetPointerPos( aPos.X(), aPos.Y() );
}

void Window::SetLastMousePos(const Point& rPos)
{
    // Do this conversion, so when GetPointerPosPixel() calls
    // ImplFrameToOutput(), we get back the original position.
    Point aPos = ImplOutputToFrame(rPos);
    mpWindowImpl->mpFrameData->mnLastMouseX = aPos.X();
    mpWindowImpl->mpFrameData->mnLastMouseY = aPos.Y();
}

Point Window::GetPointerPosPixel()
{

    Point aPos( mpWindowImpl->mpFrameData->mnLastMouseX, mpWindowImpl->mpFrameData->mnLastMouseY );
    if( ImplIsAntiparallel() )
    {
        const OutputDevice *pOutDev = GetOutDev();
        pOutDev->ReMirror( aPos );
    }
    return ImplFrameToOutput( aPos );
}

Point Window::GetLastPointerPosPixel()
{

    Point aPos( mpWindowImpl->mpFrameData->mnBeforeLastMouseX, mpWindowImpl->mpFrameData->mnBeforeLastMouseY );
    if( ImplIsAntiparallel() )
    {
        const OutputDevice *pOutDev = GetOutDev();
        pOutDev->ReMirror( aPos );
    }
    return ImplFrameToOutput( aPos );
}

void Window::ShowPointer( bool bVisible )
{

    if ( mpWindowImpl->mbNoPtrVisible != !bVisible )
    {
        mpWindowImpl->mbNoPtrVisible = !bVisible;

        // possibly immediately move pointer
        if ( !mpWindowImpl->mpFrameData->mbInMouseMove && ImplTestMousePointerSet() )
            mpWindowImpl->mpFrame->SetPointer( ImplGetMousePointer() );
    }
}

Window::PointerState Window::GetPointerState()
{
    PointerState aState;
    aState.mnState = 0;

    if (mpWindowImpl->mpFrame)
    {
        SalFrame::SalPointerState aSalPointerState;

        aSalPointerState = mpWindowImpl->mpFrame->GetPointerState();
        if( ImplIsAntiparallel() )
        {
            const OutputDevice *pOutDev = GetOutDev();
            pOutDev->ReMirror( aSalPointerState.maPos );
        }
        aState.maPos = ImplFrameToOutput( aSalPointerState.maPos );
        aState.mnState = aSalPointerState.mnState;
    }
    return aState;
}

bool Window::IsMouseOver()
{
    return ImplGetWinData()->mbMouseOver;
}

void Window::EnterWait()
{

    mpWindowImpl->mnWaitCount++;

    if ( mpWindowImpl->mnWaitCount == 1 )
    {
        // possibly immediately move pointer
        if ( !mpWindowImpl->mpFrameData->mbInMouseMove && ImplTestMousePointerSet() )
            mpWindowImpl->mpFrame->SetPointer( ImplGetMousePointer() );
    }
}

void Window::LeaveWait()
{

    if ( mpWindowImpl->mnWaitCount )
    {
        mpWindowImpl->mnWaitCount--;

        if ( !mpWindowImpl->mnWaitCount )
        {
            // possibly immediately move pointer
            if ( !mpWindowImpl->mpFrameData->mbInMouseMove && ImplTestMousePointerSet() )
                mpWindowImpl->mpFrame->SetPointer( ImplGetMousePointer() );
        }
    }
}

bool Window::ImplStopDnd()
{
    bool bRet = false;
    if( mpWindowImpl->mpFrameData && mpWindowImpl->mpFrameData->mxDropTargetListener.is() )
    {
        bRet = true;
        mpWindowImpl->mpFrameData->mxDropTarget.clear();
        mpWindowImpl->mpFrameData->mxDragSource.clear();
        mpWindowImpl->mpFrameData->mxDropTargetListener.clear();
    }

    return bRet;
}

void Window::ImplStartDnd()
{
    GetDropTarget();
}

Reference< css::datatransfer::dnd::XDropTarget > Window::GetDropTarget()
{
    if( !mpWindowImpl )
        return Reference< css::datatransfer::dnd::XDropTarget >();

    if( ! mpWindowImpl->mxDNDListenerContainer.is() )
    {
        sal_Int8 nDefaultActions = 0;

        if( mpWindowImpl->mpFrameData )
        {
            if( ! mpWindowImpl->mpFrameData->mxDropTarget.is() )
            {
                // initialization is done in GetDragSource
                GetDragSource();
            }

            if( mpWindowImpl->mpFrameData->mxDropTarget.is() )
            {
                nDefaultActions = mpWindowImpl->mpFrameData->mxDropTarget->getDefaultActions();

                if( ! mpWindowImpl->mpFrameData->mxDropTargetListener.is() )
                {
                    mpWindowImpl->mpFrameData->mxDropTargetListener = new DNDEventDispatcher( mpWindowImpl->mpFrameWindow );

                    try
                    {
                        mpWindowImpl->mpFrameData->mxDropTarget->addDropTargetListener( mpWindowImpl->mpFrameData->mxDropTargetListener );

                        // register also as drag gesture listener if directly supported by drag source
                        Reference< css::datatransfer::dnd::XDragGestureRecognizer > xDragGestureRecognizer =
                            Reference< css::datatransfer::dnd::XDragGestureRecognizer > (mpWindowImpl->mpFrameData->mxDragSource, UNO_QUERY);

                        if( xDragGestureRecognizer.is() )
                        {
                            xDragGestureRecognizer->addDragGestureListener(
                                Reference< css::datatransfer::dnd::XDragGestureListener > (mpWindowImpl->mpFrameData->mxDropTargetListener, UNO_QUERY));
                        }
                        else
                            mpWindowImpl->mpFrameData->mbInternalDragGestureRecognizer = true;

                    }
                    catch (const RuntimeException&)
                    {
                        // release all instances
                        mpWindowImpl->mpFrameData->mxDropTarget.clear();
                        mpWindowImpl->mpFrameData->mxDragSource.clear();
                    }
                }
            }

        }

        mpWindowImpl->mxDNDListenerContainer = static_cast < css::datatransfer::dnd::XDropTarget * > ( new DNDListenerContainer( nDefaultActions ) );
    }

    // this object is located in the same process, so there will be no runtime exception
    return Reference< css::datatransfer::dnd::XDropTarget > ( mpWindowImpl->mxDNDListenerContainer, UNO_QUERY );
}

Reference< css::datatransfer::dnd::XDragSource > Window::GetDragSource()
{

#if HAVE_FEATURE_DESKTOP

    if( mpWindowImpl->mpFrameData )
    {
        if( ! mpWindowImpl->mpFrameData->mxDragSource.is() )
        {
            try
            {
                Reference< XComponentContext > xContext( comphelper::getProcessComponentContext() );
                const SystemEnvData * pEnvData = GetSystemData();

                if( pEnvData )
                {
                    Sequence< Any > aDragSourceAL( 2 ), aDropTargetAL( 2 );
                    OUString aDragSourceSN, aDropTargetSN;
#if defined(_WIN32)
                    aDragSourceSN = "com.sun.star.datatransfer.dnd.OleDragSource";
                    aDropTargetSN = "com.sun.star.datatransfer.dnd.OleDropTarget";
                    aDragSourceAL[ 1 ] <<= static_cast<sal_uInt64>( reinterpret_cast<sal_IntPtr>(pEnvData->hWnd) );
                    aDropTargetAL[ 0 ] <<= static_cast<sal_uInt64>( reinterpret_cast<sal_IntPtr>(pEnvData->hWnd) );
#elif defined MACOSX
            /* FIXME: Mac OS X specific dnd interface does not exist! *
             * Using Windows based dnd as a temporary solution        */
                    aDragSourceSN = "com.sun.star.datatransfer.dnd.OleDragSource";
                    aDropTargetSN = "com.sun.star.datatransfer.dnd.OleDropTarget";
                    aDragSourceAL[ 1 ] <<= static_cast<sal_uInt64>( reinterpret_cast<sal_IntPtr>(pEnvData->mpNSView) );
                    aDropTargetAL[ 0 ] <<= static_cast<sal_uInt64>( reinterpret_cast<sal_IntPtr>(pEnvData->mpNSView) );
#elif HAVE_FEATURE_X11
                    aDragSourceSN = "com.sun.star.datatransfer.dnd.X11DragSource";
                    aDropTargetSN = "com.sun.star.datatransfer.dnd.X11DropTarget";

                    aDragSourceAL[ 0 ] <<= Application::GetDisplayConnection();
                    aDragSourceAL[ 1 ] <<= pEnvData->aShellWindow;
                    aDropTargetAL[ 0 ] <<= Application::GetDisplayConnection();
                    aDropTargetAL[ 1 ] <<= pEnvData->aShellWindow;
#endif
                    if( !aDragSourceSN.isEmpty() )
                        mpWindowImpl->mpFrameData->mxDragSource.set(
                            xContext->getServiceManager()->createInstanceWithArgumentsAndContext( aDragSourceSN, aDragSourceAL, xContext ),
                            UNO_QUERY );

                    if( !aDropTargetSN.isEmpty() )
                        mpWindowImpl->mpFrameData->mxDropTarget.set(
                           xContext->getServiceManager()->createInstanceWithArgumentsAndContext( aDropTargetSN, aDropTargetAL, xContext ),
                           UNO_QUERY );
                }
            }

            // createInstance can throw any exception
            catch (const Exception&)
            {
                // release all instances
                mpWindowImpl->mpFrameData->mxDropTarget.clear();
                mpWindowImpl->mpFrameData->mxDragSource.clear();
            }
        }

        return mpWindowImpl->mpFrameData->mxDragSource;
    }
#endif
    return Reference< css::datatransfer::dnd::XDragSource > ();
}

Reference< css::datatransfer::dnd::XDragGestureRecognizer > Window::GetDragGestureRecognizer()
{
    return Reference< css::datatransfer::dnd::XDragGestureRecognizer > ( GetDropTarget(), UNO_QUERY );
}

} /* namespace vcl */

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */