summaryrefslogtreecommitdiff
path: root/vcl/source/window/dockmgr.cxx
blob: 9846bc45549b460335fc37a9c8734d5d99cab52a (plain)
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
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
/* -*- 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 <tools/time.hxx>

#include <brdwin.hxx>
#include <svdata.hxx>
#include <salframe.hxx>
#include <window.h>

#include <vcl/event.hxx>
#include <vcl/floatwin.hxx>
#include <vcl/dockwin.hxx>
#include <vcl/toolbox.hxx>
#include <vcl/svapp.hxx>
#include <vcl/timer.hxx>
#include <vcl/idle.hxx>
#include <vcl/lineinfo.hxx>
#include <vcl/unowrap.hxx>
#include <vcl/settings.hxx>

#define DOCKWIN_FLOATSTYLES         (WB_SIZEABLE | WB_MOVEABLE | WB_CLOSEABLE | WB_STANDALONE | WB_ROLLABLE )

class ImplDockFloatWin2 : public FloatingWindow
{
private:
    ImplDockingWindowWrapper*  mpDockWin;
    sal_uInt64      mnLastTicks;
    Timer           m_aDockTimer;
    Timer           m_aEndDockTimer;
    Point           maDockPos;
    tools::Rectangle       maDockRect;
    bool            mbInMove;
    ImplSVEvent *   mnLastUserEvent;

    DECL_LINK(DockingHdl, void *, void);
    DECL_LINK(DockTimerHdl, Timer *, void);
    DECL_LINK(EndDockTimerHdl, Timer *, void);
public:
    ImplDockFloatWin2( vcl::Window* pParent, WinBits nWinBits,
                      ImplDockingWindowWrapper* pDockingWin );
    virtual ~ImplDockFloatWin2() override;
    virtual void dispose() override;

    virtual void    Move() override;
    virtual void    Resize() override;
    virtual void    TitleButtonClick( TitleButton nButton ) override;
    virtual void    Resizing( Size& rSize ) override;
    virtual bool    Close() override;
};

ImplDockFloatWin2::ImplDockFloatWin2( vcl::Window* pParent, WinBits nWinBits,
                                    ImplDockingWindowWrapper* pDockingWin ) :
        FloatingWindow( pParent, nWinBits ),
        mpDockWin( pDockingWin ),
        mnLastTicks( tools::Time::GetSystemTicks() ),
        mbInMove( false ),
        mnLastUserEvent( nullptr )
{
    // copy state of DockingWindow
    if ( pDockingWin )
    {
        SetSettings( pDockingWin->GetWindow()->GetSettings() );
        Enable( pDockingWin->GetWindow()->IsEnabled(), false );
        EnableInput( pDockingWin->GetWindow()->IsInputEnabled(), false );
        AlwaysEnableInput( pDockingWin->GetWindow()->IsAlwaysEnableInput(), false );
        EnableAlwaysOnTop( pDockingWin->GetWindow()->IsAlwaysOnTopEnabled() );
        SetActivateMode( pDockingWin->GetWindow()->GetActivateMode() );
    }

    SetBackground( GetSettings().GetStyleSettings().GetFaceColor() );

    m_aDockTimer.SetInvokeHandler( LINK( this, ImplDockFloatWin2, DockTimerHdl ) );
    m_aDockTimer.SetPriority( TaskPriority::HIGH_IDLE );
    m_aDockTimer.SetTimeout( 50 );
    m_aDockTimer.SetDebugName( "vcl::ImplDockFloatWin2 m_aDockTimer" );

    m_aEndDockTimer.SetInvokeHandler( LINK( this, ImplDockFloatWin2, EndDockTimerHdl ) );
    m_aEndDockTimer.SetPriority( TaskPriority::HIGH_IDLE );
    m_aEndDockTimer.SetTimeout( 50 );
    m_aEndDockTimer.SetDebugName( "vcl::ImplDockFloatWin2 m_aEndDockTimer" );
}

ImplDockFloatWin2::~ImplDockFloatWin2()
{
    disposeOnce();
}

void ImplDockFloatWin2::dispose()
{
    if( mnLastUserEvent )
        Application::RemoveUserEvent( mnLastUserEvent );
    FloatingWindow::dispose();
}

IMPL_LINK_NOARG(ImplDockFloatWin2, DockTimerHdl, Timer *, void)
{
    SAL_WARN_IF( !mpDockWin->IsFloatingMode(), "vcl", "docktimer called but not floating" );

    PointerState aState = GetPointerState();

    if( aState.mnState & KEY_MOD1 )
    {
        // i43499 CTRL disables docking now
        mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->HideTracking();
        if( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) )
            m_aDockTimer.Start();
    }
    else if( ! ( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) ) )
    {
        mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->HideTracking();
        mpDockWin->EndDocking( maDockRect, false );
    }
    else
    {
        mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->ShowTracking( maDockRect, ShowTrackFlags::Big | ShowTrackFlags::TrackWindow );
        m_aDockTimer.Start();
    }
}

IMPL_LINK_NOARG(ImplDockFloatWin2, EndDockTimerHdl, Timer *, void)
{
    SAL_WARN_IF( !mpDockWin->IsFloatingMode(), "vcl", "enddocktimer called but not floating" );

    PointerState aState = GetPointerState();
    if( ! ( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) ) )
    {
        mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->HideTracking();
        mpDockWin->EndDocking( maDockRect, true );
    }
    else
        m_aEndDockTimer.Start();
}

IMPL_LINK_NOARG(ImplDockFloatWin2, DockingHdl, void*, void)
{
    // called during move of a floating window
    mnLastUserEvent = nullptr;

    vcl::Window *pDockingArea = mpDockWin->GetWindow()->GetParent();
    PointerState aState = pDockingArea->GetPointerState();

    bool bRealMove = true;
    if( GetStyle() & WB_OWNERDRAWDECORATION )
    {
        // for windows with ownerdraw decoration
        // we allow docking only when the window was moved
        // by dragging its caption
        // and ignore move request due to resizing
        vcl::Window *pBorder = GetWindow( GetWindowType::Border );
        if( pBorder != this )
        {
            tools::Rectangle aBorderRect( Point(), pBorder->GetSizePixel() );
            sal_Int32 nLeft, nTop, nRight, nBottom;
            GetBorder( nLeft, nTop, nRight, nBottom );
            // limit borderrect to the caption part only and without the resizing borders
            aBorderRect.SetBottom( aBorderRect.Top() + nTop );
            aBorderRect.AdjustLeft(nLeft );
            aBorderRect.AdjustRight( -nRight );

            PointerState aBorderState = pBorder->GetPointerState();
            bRealMove = aBorderRect.IsInside( aBorderState.maPos );
        }
    }

    if( mpDockWin->GetWindow()->IsVisible() &&
        (tools::Time::GetSystemTicks() - mnLastTicks > 500) &&
        ( aState.mnState & ( MOUSE_LEFT | MOUSE_MIDDLE | MOUSE_RIGHT ) ) &&
        !(aState.mnState & KEY_MOD1) && // i43499 CTRL disables docking now
        bRealMove )
    {
        maDockPos = pDockingArea->OutputToScreenPixel( pDockingArea->AbsoluteScreenToOutputPixel( OutputToAbsoluteScreenPixel( Point() ) ) );
        maDockRect = tools::Rectangle( maDockPos, mpDockWin->GetSizePixel() );

        // mouse pos in screen pixels
        Point aMousePos = pDockingArea->OutputToScreenPixel( aState.maPos );

        if( ! mpDockWin->IsDocking() )
            mpDockWin->StartDocking( aMousePos, maDockRect );

        bool bFloatMode = mpDockWin->Docking( aMousePos, maDockRect );

        if( ! bFloatMode )
        {
            // indicates that the window could be docked at maDockRect
            maDockRect.SetPos( mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->ScreenToOutputPixel(
                 maDockRect.TopLeft() ) );
            mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->ShowTracking( maDockRect, ShowTrackFlags::Big | ShowTrackFlags::TrackWindow );
            m_aEndDockTimer.Stop();
            m_aDockTimer.Invoke();
        }
        else
        {
            mpDockWin->GetWindow()->GetParent()->ImplGetFrameWindow()->HideTracking();
            m_aDockTimer.Stop();
            m_aEndDockTimer.Invoke();
        }
    }
    mbInMove = false;
}

void ImplDockFloatWin2::Move()
{
    if( mbInMove )
        return;

    mbInMove = true;
    FloatingWindow::Move();
    mpDockWin->GetWindow()->Move();

    /*
     *  note: the window should only dock if KEY_MOD1 is pressed
     *  and the user releases all mouse buttons. The real problem here
     *  is that we don't get mouse events (at least not on X)
     *  if the mouse is on the decoration. So we have to start an
     *  awkward timer based process that polls the modifier/buttons
     *  to see whether they are in the right condition shortly after the
     *  last Move message.
     */
    if( ! mnLastUserEvent )
        mnLastUserEvent = Application::PostUserEvent( LINK( this, ImplDockFloatWin2, DockingHdl ), nullptr, true );
}

void ImplDockFloatWin2::Resize()
{
    // forwarding of resize only required if we have no borderwindow ( GetWindow() then returns 'this' )
    if( GetWindow( GetWindowType::Border ) == this )
    {
        FloatingWindow::Resize();
        Size aSize( GetSizePixel() );
        mpDockWin->GetWindow()->ImplPosSizeWindow( 0, 0, aSize.Width(), aSize.Height(), PosSizeFlags::PosSize ); // TODO: is this needed ???
    }
}

void ImplDockFloatWin2::TitleButtonClick( TitleButton nButton )
{
    FloatingWindow::TitleButtonClick( nButton );
    mpDockWin->TitleButtonClick( nButton );
}

void ImplDockFloatWin2::Resizing( Size& rSize )
{
    FloatingWindow::Resizing( rSize );
    mpDockWin->Resizing( rSize );
}

bool ImplDockFloatWin2::Close()
{
    return true;
}

DockingManager::DockingManager()
{
}

DockingManager::~DockingManager()
{
}

ImplDockingWindowWrapper* DockingManager::GetDockingWindowWrapper( const vcl::Window *pWindow )
{
    for( auto& xWrapper : mvDockingWindows )
    {
        if( xWrapper->mpDockingWindow == pWindow )
            return xWrapper.get();
    }
    return nullptr;
}

bool DockingManager::IsDockable( const vcl::Window *pWindow )
{
    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );

    /*
    if( pWindow->HasDockingHandler() )
        return true;
    */
    return (pWrapper != nullptr);
}

bool DockingManager::IsFloating( const vcl::Window *pWindow )
{
    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
    if( pWrapper )
        return pWrapper->IsFloatingMode();
    else
        return false;
}

bool DockingManager::IsLocked( const vcl::Window *pWindow )
{
    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
    return pWrapper && pWrapper->IsLocked();
}

void DockingManager::Lock( const vcl::Window *pWindow )
{
    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
    if( pWrapper )
        pWrapper->Lock();
}

void DockingManager::Unlock( const vcl::Window *pWindow )
{
    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
    if( pWrapper )
        pWrapper->Unlock();
}

void DockingManager::SetFloatingMode( const vcl::Window *pWindow, bool bFloating )
{
    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
    if( pWrapper )
        pWrapper->SetFloatingMode( bFloating );
}

void DockingManager::StartPopupMode( const vcl::Window *pWindow, const tools::Rectangle& rRect, FloatWinPopupFlags nFlags )
{
    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
    if( pWrapper )
        pWrapper->StartPopupMode( rRect, nFlags );
}

void DockingManager::StartPopupMode( ToolBox *pParentToolBox, const vcl::Window *pWindow, FloatWinPopupFlags nFlags )
{
    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
    if( pWrapper )
        pWrapper->StartPopupMode( pParentToolBox, nFlags );
}

void DockingManager::StartPopupMode( ToolBox *pParentToolBox, const vcl::Window *pWindow )
{
    StartPopupMode( pParentToolBox, pWindow, FloatWinPopupFlags::AllowTearOff         |
                    FloatWinPopupFlags::AllMouseButtonClose  |
                    FloatWinPopupFlags::NoMouseUpClose );
}

bool DockingManager::IsInPopupMode( const vcl::Window *pWindow )
{
    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
    return pWrapper && pWrapper->IsInPopupMode();
}

void DockingManager::EndPopupMode( const vcl::Window *pWin )
{
    ImplDockingWindowWrapper *pWrapper = GetDockingWindowWrapper( pWin );
    if( pWrapper && pWrapper->GetFloatingWindow() && pWrapper->GetFloatingWindow()->IsInPopupMode() )
        pWrapper->GetFloatingWindow()->EndPopupMode();
}

void DockingManager::AddWindow( const vcl::Window *pWindow )
{
    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
    if( pWrapper )
        return;
    mvDockingWindows.emplace_back( new ImplDockingWindowWrapper( pWindow ) );
}

void DockingManager::RemoveWindow( const vcl::Window *pWindow )
{
    for( auto it = mvDockingWindows.begin(); it != mvDockingWindows.end(); ++it )
    {
        if( (*it)->mpDockingWindow == pWindow )
        {
            mvDockingWindows.erase( it );
            break;
        }
    }
}

void DockingManager::SetPosSizePixel( vcl::Window const *pWindow, long nX, long nY,
                                    long nWidth, long nHeight,
                                    PosSizeFlags nFlags )
{
    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
    if( pWrapper )
        pWrapper->setPosSizePixel( nX, nY, nWidth, nHeight, nFlags );
}

tools::Rectangle DockingManager::GetPosSizePixel( const vcl::Window *pWindow )
{
    tools::Rectangle aRect;
    ImplDockingWindowWrapper* pWrapper = GetDockingWindowWrapper( pWindow );
    if( pWrapper )
        aRect = tools::Rectangle( pWrapper->GetPosPixel(), pWrapper->GetSizePixel() );

    return aRect;
}

class ImplPopupFloatWin : public FloatingWindow
{
private:
    bool mbToolBox;

public:
    ImplPopupFloatWin( vcl::Window* pParent, bool bToolBox );
    virtual ~ImplPopupFloatWin() override;
    virtual css::uno::Reference< css::accessibility::XAccessible > CreateAccessible() override;
};

ImplPopupFloatWin::ImplPopupFloatWin( vcl::Window* pParent, bool bToolBox ) :
    FloatingWindow( pParent, bToolBox ? WB_BORDER | WB_POPUP | WB_SYSTEMWINDOW | WB_NOSHADOW : WB_STDPOPUP ),
    mbToolBox( bToolBox )
{
    if ( bToolBox )
    {
        // indicate window type, required for accessibility
        // which should not see this window as a toplevel window
        mpWindowImpl->mbToolbarFloatingWindow = true;
    }
}

ImplPopupFloatWin::~ImplPopupFloatWin()
{
    disposeOnce();
}

css::uno::Reference< css::accessibility::XAccessible > ImplPopupFloatWin::CreateAccessible()
{
    if ( !mbToolBox )
        return FloatingWindow::CreateAccessible();

    // switch off direct accessibility support for this window

    // this is to avoid appearance of this window as standalone window in the accessibility hierarchy
    // as this window is only used as a helper for subtoolbars that are not teared-off, the parent toolbar
    // has to provide accessibility support (as implemented in the toolkit)
    // so the contained toolbar should appear as child of the corresponding toolbar item of the parent toolbar
    return css::uno::Reference< css::accessibility::XAccessible >();
}

ImplDockingWindowWrapper::ImplDockingWindowWrapper( const vcl::Window *pWindow )
    : mpDockingWindow(const_cast<vcl::Window*>(pWindow))
    , mpFloatWin(nullptr)
    , mpOldBorderWin(nullptr)
    , mpParent(pWindow->GetParent())
    , maMaxOutSize( SHRT_MAX, SHRT_MAX )
    , mnTrackX(0)
    , mnTrackY(0)
    , mnTrackWidth(0)
    , mnTrackHeight(0)
    , mnDockLeft(0)
    , mnDockTop(0)
    , mnDockRight(0)
    , mnDockBottom(0)
    , mnFloatBits(WB_BORDER | WB_CLOSEABLE | WB_SIZEABLE | (pWindow->GetStyle() & DOCKWIN_FLOATSTYLES))
    , mbDockCanceled(false)
    , mbDocking(false)
    , mbLastFloatMode(false)
    , mbRollUp(false)
    , mbDockBtn(false)
    , mbHideBtn(false)
    // must be enabled in Window::Notify to prevent permanent docking during mouse move
    , mbStartDockingEnabled(false)
    , mbLocked(false)
{
    DockingWindow *pDockWin = dynamic_cast< DockingWindow* > ( mpDockingWindow.get() );
    if( pDockWin )
        mnFloatBits = pDockWin->GetFloatStyle();
}

ImplDockingWindowWrapper::~ImplDockingWindowWrapper()
{
    if ( IsFloatingMode() )
    {
        GetWindow()->Show( false, ShowFlags::NoFocusChange );
        SetFloatingMode(false);
    }
}

void ImplDockingWindowWrapper::ImplStartDocking( const Point& rPos )
{
    if( !mbStartDockingEnabled )
        return;

    maMouseOff      = rPos;
    maMouseStart    = maMouseOff;
    mbDocking       = true;
    mbLastFloatMode = IsFloatingMode();

    // calculate FloatingBorder
    VclPtr<FloatingWindow> pWin;
    if ( mpFloatWin )
        pWin = mpFloatWin;
    else
        pWin = VclPtr<ImplDockFloatWin2>::Create( mpParent, mnFloatBits, nullptr );
    pWin->GetBorder( mnDockLeft, mnDockTop, mnDockRight, mnDockBottom );
    if ( !mpFloatWin )
        pWin.disposeAndClear();

    Point   aPos    = GetWindow()->ImplOutputToFrame( Point() );
    Size    aSize   = GetWindow()->GetOutputSizePixel();
    mnTrackX        = aPos.X();
    mnTrackY        = aPos.Y();
    mnTrackWidth    = aSize.Width();
    mnTrackHeight   = aSize.Height();

    if ( mbLastFloatMode )
    {
        maMouseOff.AdjustX(mnDockLeft );
        maMouseOff.AdjustY(mnDockTop );
        mnTrackX        -= mnDockLeft;
        mnTrackY        -= mnDockTop;
        mnTrackWidth    += mnDockLeft+mnDockRight;
        mnTrackHeight   += mnDockTop+mnDockBottom;
    }

    vcl::Window *pDockingArea = GetWindow()->GetParent();
    vcl::Window::PointerState aState = pDockingArea->GetPointerState();

    // mouse pos in screen pixels
    Point aMousePos = pDockingArea->OutputToScreenPixel( aState.maPos );
    Point aDockPos = pDockingArea->AbsoluteScreenToOutputPixel( GetWindow()->OutputToAbsoluteScreenPixel( GetWindow()->GetPosPixel() ) );
    tools::Rectangle aDockRect( aDockPos, GetWindow()->GetSizePixel() );
    StartDocking( aMousePos, aDockRect );

    GetWindow()->ImplUpdateAll();
    GetWindow()->ImplGetFrameWindow()->ImplUpdateAll();

    GetWindow()->StartTracking( StartTrackingFlags::KeyMod );
}

void ImplDockingWindowWrapper::Tracking( const TrackingEvent& rTEvt )
{
    // used during docking of a currently docked window
    if ( mbDocking )
    {
        if ( rTEvt.IsTrackingEnded() )
        {
            mbDocking = false;
            GetWindow()->HideTracking();
            if ( rTEvt.IsTrackingCanceled() )
            {
                mbDockCanceled = true;
                EndDocking( tools::Rectangle( Point( mnTrackX, mnTrackY ), Size( mnTrackWidth, mnTrackHeight ) ), mbLastFloatMode );
                mbDockCanceled = false;
            }
            else
                EndDocking( tools::Rectangle( Point( mnTrackX, mnTrackY ), Size( mnTrackWidth, mnTrackHeight ) ), mbLastFloatMode );
        }
        // Docking only upon non-synthetic MouseEvents
        else if ( !rTEvt.GetMouseEvent().IsSynthetic() || rTEvt.GetMouseEvent().IsModifierChanged() )
        {
            Point   aMousePos = rTEvt.GetMouseEvent().GetPosPixel();
            Point   aFrameMousePos = GetWindow()->ImplOutputToFrame( aMousePos );
            Size    aFrameSize = GetWindow()->ImplGetFrameWindow()->GetOutputSizePixel();
            if ( aFrameMousePos.X() < 0 )
                aFrameMousePos.setX( 0 );
            if ( aFrameMousePos.Y() < 0 )
                aFrameMousePos.setY( 0 );
            if ( aFrameMousePos.X() > aFrameSize.Width()-1 )
                aFrameMousePos.setX( aFrameSize.Width()-1 );
            if ( aFrameMousePos.Y() > aFrameSize.Height()-1 )
                aFrameMousePos.setY( aFrameSize.Height()-1 );
            aMousePos = GetWindow()->ImplFrameToOutput( aFrameMousePos );
            aMousePos.AdjustX( -(maMouseOff.X()) );
            aMousePos.AdjustY( -(maMouseOff.Y()) );
            Point aPos = GetWindow()->ImplOutputToFrame( aMousePos );
            tools::Rectangle aTrackRect( aPos, Size( mnTrackWidth, mnTrackHeight ) );
            tools::Rectangle aCompRect = aTrackRect;
            aPos.AdjustX(maMouseOff.X() );
            aPos.AdjustY(maMouseOff.Y() );

            bool bFloatMode = Docking( aPos, aTrackRect );

            if ( mbLastFloatMode != bFloatMode )
            {
                if ( bFloatMode )
                {
                    aTrackRect.AdjustLeft( -(mnDockLeft) );
                    aTrackRect.AdjustTop( -(mnDockTop) );
                    aTrackRect.AdjustRight(mnDockRight );
                    aTrackRect.AdjustBottom(mnDockBottom );
                }
                else
                {
                    if ( aCompRect == aTrackRect )
                    {
                        aTrackRect.AdjustLeft(mnDockLeft );
                        aTrackRect.AdjustTop(mnDockTop );
                        aTrackRect.AdjustRight( -(mnDockRight) );
                        aTrackRect.AdjustBottom( -(mnDockBottom) );
                    }
                }
                mbLastFloatMode = bFloatMode;
            }

            ShowTrackFlags nTrackStyle;
            if ( bFloatMode )
                nTrackStyle = ShowTrackFlags::Object;
            else
                nTrackStyle = ShowTrackFlags::Big;
            tools::Rectangle aShowTrackRect = aTrackRect;
            aShowTrackRect.SetPos( GetWindow()->ImplFrameToOutput( aShowTrackRect.TopLeft() ) );

            GetWindow()->ShowTracking( aShowTrackRect, nTrackStyle );

            // calculate mouse offset again, as the rectangle was changed
            maMouseOff.setX( aPos.X() - aTrackRect.Left() );
            maMouseOff.setY( aPos.Y() - aTrackRect.Top() );

            mnTrackX        = aTrackRect.Left();
            mnTrackY        = aTrackRect.Top();
            mnTrackWidth    = aTrackRect.GetWidth();
            mnTrackHeight   = aTrackRect.GetHeight();
        }
    }
}

void ImplDockingWindowWrapper::StartDocking( const Point& rPoint, tools::Rectangle const & rRect )
{
    DockingData data( rPoint, rRect, IsFloatingMode() );

    GetWindow()->CallEventListeners( VclEventId::WindowStartDocking, &data );
    mbDocking = true;
}

bool ImplDockingWindowWrapper::Docking( const Point& rPoint, tools::Rectangle& rRect )
{
    DockingData data( rPoint, rRect, IsFloatingMode() );

    GetWindow()->CallEventListeners( VclEventId::WindowDocking, &data );
    rRect = data.maTrackRect;
    return data.mbFloating;
}

void ImplDockingWindowWrapper::EndDocking( const tools::Rectangle& rRect, bool bFloatMode )
{
    tools::Rectangle aRect( rRect );

    bool bOrigDockCanceled = mbDockCanceled;
    if (bFloatMode && !StyleSettings::GetDockingFloatsSupported())
        mbDockCanceled = true;

    if ( !IsDockingCanceled() )
    {
        bool bShow = false;
        if ( bFloatMode != IsFloatingMode() )
        {
            GetWindow()->Show( false, ShowFlags::NoFocusChange );
            SetFloatingMode( bFloatMode );
            bShow = true;
            if ( bFloatMode )
            {
                // #i44800# always use outputsize - as in all other places
                mpFloatWin->SetOutputSizePixel( aRect.GetSize() );
                mpFloatWin->SetPosPixel( aRect.TopLeft() );
            }
        }
        if ( !bFloatMode )
        {
            Point aPos = aRect.TopLeft();
            aPos = GetWindow()->GetParent()->ScreenToOutputPixel( aPos );
            GetWindow()->SetPosSizePixel( aPos, aRect.GetSize() );
        }

        if ( bShow )
            GetWindow()->Show( true, ShowFlags::NoFocusChange | ShowFlags::NoActivate );
    }

    EndDockingData data( aRect, IsFloatingMode(), IsDockingCanceled() );
    GetWindow()->CallEventListeners( VclEventId::WindowEndDocking, &data );

    mbDocking = false;

    // must be enabled in Window::Notify to prevent permanent docking during mouse move
    mbStartDockingEnabled = false;

    mbDockCanceled = bOrigDockCanceled;
}

bool ImplDockingWindowWrapper::PrepareToggleFloatingMode()
{
    bool bFloating = true;
    GetWindow()->CallEventListeners( VclEventId::WindowPrepareToggleFloating, &bFloating );
    return bFloating;
}

void ImplDockingWindowWrapper::ToggleFloatingMode()
{
    // notify dockingwindow/toolbox
    // note: this must be done *before* notifying the
    //       listeners to have the toolbox in the proper state
    if( GetWindow()->IsDockingWindow() )
        static_cast<DockingWindow*>(GetWindow())->ToggleFloatingMode();

    // now notify listeners
    GetWindow()->CallEventListeners( VclEventId::WindowToggleFloating );

    // must be enabled in Window::Notify to prevent permanent docking during mouse move
    mbStartDockingEnabled = false;
}

void ImplDockingWindowWrapper::TitleButtonClick( TitleButton nType )
{
    if( nType == TitleButton::Menu )
    {
        ToolBox *pToolBox = dynamic_cast< ToolBox* >( GetWindow() );
        if( pToolBox )
        {
            pToolBox->ExecuteCustomMenu();
        }
    }
    if( nType == TitleButton::Docking )
    {
        SetFloatingMode( !IsFloatingMode() );
    }
}

void ImplDockingWindowWrapper::Resizing( Size& rSize )
{
    // TODO: add virtual Resizing() to class Window, so we can get rid of class DockingWindow
    DockingWindow *pDockingWindow = dynamic_cast< DockingWindow* >( GetWindow() );
    if( pDockingWindow )
        pDockingWindow->Resizing( rSize );
}

void ImplDockingWindowWrapper::ShowTitleButton( TitleButton nButton, bool bVisible )
{
    if ( mpFloatWin )
        mpFloatWin->ShowTitleButton( nButton, bVisible );
    else
    {
        if ( nButton == TitleButton::Docking )
            mbDockBtn = bVisible;
        else // if ( nButton == TitleButton::Hide )
            mbHideBtn = bVisible;
    }
}

void ImplDockingWindowWrapper::ImplPreparePopupMode()
{
    GetWindow()->Show( false, ShowFlags::NoFocusChange );

    // prepare reparenting
    vcl::Window* pRealParent = GetWindow()->GetWindow( GetWindowType::Parent );
    mpOldBorderWin = GetWindow()->GetWindow( GetWindowType::Border );
    if( mpOldBorderWin.get() == GetWindow() )
        mpOldBorderWin = nullptr;  // no border window found

    // the new parent for popup mode
    VclPtrInstance<ImplPopupFloatWin> pWin( mpParent, GetWindow()->GetType() == WindowType::TOOLBOX );
    pWin->SetPopupModeEndHdl( LINK( this, ImplDockingWindowWrapper, PopupModeEnd ) );

    // At least for DockingWindow, GetText() has a side effect of setting deferred
    // properties. This must be done before setting the border window (see below),
    // so that the border width will end up in mpWindowImpl->mnBorderWidth, not in
    // the border window (See DockingWindow::setPosSizeOnContainee() and
    // DockingWindow::GetOptimalSize()).
    pWin->SetText( GetWindow()->GetText() );
    pWin->SetOutputSizePixel( GetWindow()->GetSizePixel() );

    GetWindow()->mpWindowImpl->mpBorderWindow  = nullptr;
    GetWindow()->mpWindowImpl->mnLeftBorder    = 0;
    GetWindow()->mpWindowImpl->mnTopBorder     = 0;
    GetWindow()->mpWindowImpl->mnRightBorder   = 0;
    GetWindow()->mpWindowImpl->mnBottomBorder  = 0;

    // reparent borderwindow and window
    if ( mpOldBorderWin )
        mpOldBorderWin->SetParent( pWin );
    GetWindow()->SetParent( pWin );

    // correct border window pointers
    GetWindow()->mpWindowImpl->mpBorderWindow = pWin;
    pWin->mpWindowImpl->mpClientWindow = GetWindow();
    GetWindow()->mpWindowImpl->mpRealParent = pRealParent;

    // set mpFloatWin not until all window positioning is done !!!
    // (SetPosPixel etc. check for valid mpFloatWin pointer)
    mpFloatWin = pWin;
}

void ImplDockingWindowWrapper::StartPopupMode( ToolBox *pParentToolBox, FloatWinPopupFlags nFlags )
{
    // do nothing if window is floating
    if( IsFloatingMode() )
        return;

    ImplPreparePopupMode();

    // don't allow tearoff, if globally disabled
    if( !StyleSettings::GetDockingFloatsSupported() ||
        ( GetWindow()->GetType() == WindowType::TOOLBOX && ToolBox::AlwaysLocked() ) )
        nFlags &= ~FloatWinPopupFlags::AllowTearOff;

    // if the subtoolbar was opened via keyboard make sure that key events
    // will go into subtoolbar
    if( pParentToolBox->IsKeyEvent() )
        nFlags |= FloatWinPopupFlags::GrabFocus;

    mpFloatWin->StartPopupMode( pParentToolBox, nFlags );
    GetWindow()->Show();

    if( pParentToolBox->IsKeyEvent() )
    {
        // send HOME key to subtoolbar in order to select first item
        KeyEvent aEvent( 0, vcl::KeyCode( KEY_HOME ) );
        GetWindow()->KeyInput(aEvent);
    }
}

void ImplDockingWindowWrapper::StartPopupMode( const tools::Rectangle& rRect, FloatWinPopupFlags nFlags )
{
    // do nothing if window is floating
    if( IsFloatingMode() )
        return;

    ImplPreparePopupMode();
    mpFloatWin->StartPopupMode( rRect, nFlags );
    GetWindow()->Show();
}

IMPL_LINK_NOARG(ImplDockingWindowWrapper, PopupModeEnd, FloatingWindow*, void)
{
    GetWindow()->Show( false, ShowFlags::NoFocusChange );

    // set parameter for handler before destroying floating window
    EndPopupModeData aData( mpFloatWin->GetWindow( GetWindowType::Border )->GetPosPixel(), mpFloatWin->IsPopupModeTearOff() );

    // before deleting change parent back, so we can delete the floating window alone
    vcl::Window* pRealParent = GetWindow()->GetWindow( GetWindowType::Parent );
    GetWindow()->mpWindowImpl->mpBorderWindow = nullptr;
    if ( mpOldBorderWin )
    {
        GetWindow()->SetParent( mpOldBorderWin );
        static_cast<ImplBorderWindow*>(mpOldBorderWin.get())->GetBorder(
            GetWindow()->mpWindowImpl->mnLeftBorder, GetWindow()->mpWindowImpl->mnTopBorder,
            GetWindow()->mpWindowImpl->mnRightBorder, GetWindow()->mpWindowImpl->mnBottomBorder );
        mpOldBorderWin->Resize();
    }
    GetWindow()->mpWindowImpl->mpBorderWindow = mpOldBorderWin;
    GetWindow()->SetParent( pRealParent );
    GetWindow()->mpWindowImpl->mpRealParent = pRealParent;

    mpFloatWin.disposeAndClear();

    // call handler - which will destroy the window and thus the wrapper as well !
    GetWindow()->CallEventListeners( VclEventId::WindowEndPopupMode, &aData );
}

bool ImplDockingWindowWrapper::IsInPopupMode() const
{
    if( GetFloatingWindow() )
        return GetFloatingWindow()->IsInPopupMode();
    else
        return false;
}

void ImplDockingWindowWrapper::SetFloatingMode( bool bFloatMode )
{
    // do nothing if window is docked and locked
    if( !IsFloatingMode() && IsLocked() )
        return;

    if ( IsFloatingMode() != bFloatMode )
    {
        if ( PrepareToggleFloatingMode() )
        {
            bool bVisible = GetWindow()->IsVisible();

            if ( bFloatMode )
            {
                GetWindow()->Show( false, ShowFlags::NoFocusChange );

                maDockPos = GetWindow()->GetPosPixel();

                vcl::Window* pRealParent = GetWindow()->GetWindow( GetWindowType::Parent );
                mpOldBorderWin = GetWindow()->GetWindow( GetWindowType::Border );
                if( mpOldBorderWin == mpDockingWindow )
                    mpOldBorderWin = nullptr;  // no border window found

                VclPtrInstance<ImplDockFloatWin2> pWin(
                                         mpParent,
                                         mnFloatBits & ( WB_MOVEABLE | WB_SIZEABLE | WB_CLOSEABLE ) ?
                                          mnFloatBits | WB_SYSTEMWINDOW
                                          | WB_OWNERDRAWDECORATION
                                          : mnFloatBits,
                                         this );

                // At least for DockingWindow, GetText() has a side effect of setting deferred
                // properties. This must be done before setting the border window (see below),
                // so that the border width will end up in mpWindowImpl->mnBorderWidth, not in
                // the border window (See DockingWindow::setPosSizeOnContainee() and
                // DockingWindow::GetOptimalSize()).
                pWin->SetText( GetWindow()->GetText() );

                GetWindow()->mpWindowImpl->mpBorderWindow  = nullptr;
                GetWindow()->mpWindowImpl->mnLeftBorder    = 0;
                GetWindow()->mpWindowImpl->mnTopBorder     = 0;
                GetWindow()->mpWindowImpl->mnRightBorder   = 0;
                GetWindow()->mpWindowImpl->mnBottomBorder  = 0;

                // if the parent gets destroyed, we also have to reset the parent of the BorderWindow
                if ( mpOldBorderWin )
                    mpOldBorderWin->SetParent( pWin );
                GetWindow()->SetParent( pWin );
                pWin->SetPosPixel( Point() );

                GetWindow()->mpWindowImpl->mpBorderWindow = pWin;
                pWin->mpWindowImpl->mpClientWindow = mpDockingWindow;
                GetWindow()->mpWindowImpl->mpRealParent = pRealParent;

                pWin->SetOutputSizePixel( GetWindow()->GetSizePixel() );
                pWin->SetPosPixel( maFloatPos );
                // pass on DockingData to FloatingWindow
                pWin->ShowTitleButton( TitleButton::Docking, mbDockBtn );
                pWin->ShowTitleButton( TitleButton::Hide, mbHideBtn );
                if ( mbRollUp )
                    pWin->RollUp();
                else
                    pWin->RollDown();
                pWin->SetRollUpOutputSizePixel( maRollUpOutSize );
                pWin->SetMinOutputSizePixel( maMinOutSize );
                pWin->SetMaxOutputSizePixel( maMaxOutSize );

                mpFloatWin      = pWin;

                if ( bVisible )
                    GetWindow()->Show( true, ShowFlags::NoFocusChange | ShowFlags::NoActivate );

                ToggleFloatingMode();
            }
            else
            {
                GetWindow()->Show( false, ShowFlags::NoFocusChange );

                // store FloatingData in FloatingWindow
                maFloatPos      = mpFloatWin->GetPosPixel();
                mbDockBtn       = mpFloatWin->IsTitleButtonVisible( TitleButton::Docking );
                mbHideBtn       = mpFloatWin->IsTitleButtonVisible( TitleButton::Hide );
                mbRollUp        = mpFloatWin->IsRollUp();
                maRollUpOutSize = mpFloatWin->GetRollUpOutputSizePixel();
                maMinOutSize    = mpFloatWin->GetMinOutputSizePixel();
                maMaxOutSize    = mpFloatWin->GetMaxOutputSizePixel();

                vcl::Window* pRealParent = GetWindow()->GetWindow( GetWindowType::Parent ); //mpWindowImpl->mpRealParent;
                GetWindow()->mpWindowImpl->mpBorderWindow = nullptr;
                if ( mpOldBorderWin )
                {
                    GetWindow()->SetParent( mpOldBorderWin );
                    static_cast<ImplBorderWindow*>(mpOldBorderWin.get())->GetBorder(
                        GetWindow()->mpWindowImpl->mnLeftBorder, GetWindow()->mpWindowImpl->mnTopBorder,
                        GetWindow()->mpWindowImpl->mnRightBorder, GetWindow()->mpWindowImpl->mnBottomBorder );
                    mpOldBorderWin->Resize();
                }
                GetWindow()->mpWindowImpl->mpBorderWindow = mpOldBorderWin;
                GetWindow()->SetParent( pRealParent );
                GetWindow()->mpWindowImpl->mpRealParent = pRealParent;

                mpFloatWin.disposeAndClear();
                GetWindow()->SetPosPixel( maDockPos );

                if ( bVisible )
                    GetWindow()->Show();

                ToggleFloatingMode();

            }
        }
    }
}

void ImplDockingWindowWrapper::SetFloatStyle( WinBits nStyle )
{
    mnFloatBits = nStyle;
}


void ImplDockingWindowWrapper::setPosSizePixel( long nX, long nY,
                                     long nWidth, long nHeight,
                                     PosSizeFlags nFlags )
{
    if ( mpFloatWin )
        mpFloatWin->setPosSizePixel( nX, nY, nWidth, nHeight, nFlags );
    else
        GetWindow()->setPosSizePixel( nX, nY, nWidth, nHeight, nFlags );
}

Point ImplDockingWindowWrapper::GetPosPixel() const
{
    if ( mpFloatWin )
        return mpFloatWin->GetPosPixel();
    else
        return mpDockingWindow->GetPosPixel();
}

Size ImplDockingWindowWrapper::GetSizePixel() const
{
    if ( mpFloatWin )
        return mpFloatWin->GetSizePixel();
    else
        return mpDockingWindow->GetSizePixel();
}

// old inlines from DockingWindow

void ImplDockingWindowWrapper::SetMinOutputSizePixel( const Size& rSize )
{
    if ( mpFloatWin )
        mpFloatWin->SetMinOutputSizePixel( rSize );
    maMinOutSize = rSize;
}

void ImplDockingWindowWrapper::SetMaxOutputSizePixel( const Size& rSize )
{
    if ( mpFloatWin )
        mpFloatWin->SetMaxOutputSizePixel( rSize );
    maMaxOutSize = rSize;
}

bool ImplDockingWindowWrapper::IsFloatingMode() const
{
    return (mpFloatWin != nullptr);
}

void    ImplDockingWindowWrapper::SetDragArea( const tools::Rectangle& rRect )
{
    maDragArea = rRect;
}


void ImplDockingWindowWrapper::Lock()
{
    mbLocked = true;
    // only toolbars support locking
    ToolBox *pToolBox = dynamic_cast< ToolBox * >( GetWindow() );
    if( pToolBox )
        pToolBox->Lock( mbLocked );
}

void ImplDockingWindowWrapper::Unlock()
{
    mbLocked = false;
    // only toolbars support locking
    ToolBox *pToolBox = dynamic_cast< ToolBox * >( GetWindow() );
    if( pToolBox )
        pToolBox->Lock( mbLocked );
}


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