office-gobmx/svtools/source/control/taskbar.cxx

594 lines
17 KiB
C++

/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
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*
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*
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
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* <http://www.openoffice.org/license.html>
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svtools.hxx"
#define _TASKBAR_CXX
#ifndef _TOOLS_LIST_HXX
#include <tools/list.hxx>
#endif
#include <tools/debug.hxx>
#ifndef _VCL_FLOATWIN_HXX
#include <vcl/floatwin.hxx>
#endif
#include <taskbar.hxx>
// =======================================================================
class ImplTaskBarFloat : public FloatingWindow
{
public:
TaskBar* mpTaskBar;
public:
ImplTaskBarFloat( TaskBar* pTaskBar );
};
// -----------------------------------------------------------------------
ImplTaskBarFloat::ImplTaskBarFloat( TaskBar* pTaskBar ) :
FloatingWindow( pTaskBar, 0 )
{
mpTaskBar = pTaskBar;
}
// =======================================================================
#define TASKBAR_BORDER 2
#define TASKBAR_OFFSIZE 3
#define TASKBAR_OFFX 2
#define TASKBAR_OFFY 1
#define TASKBAR_BUTTONOFF 5
#define TASKBAR_AUTOHIDE_HEIGHT 2
// =======================================================================
TaskBar::TaskBar( Window* pParent, WinBits nWinStyle ) :
Window( pParent, WB_3DLOOK )
{
mpButtonBar = NULL;
mpTaskToolBox = NULL;
mpStatusBar = NULL;
mnStatusWidth = 0;
mnOldStatusWidth = 0;
mnLines = 1;
mnWinBits = nWinStyle;
mbStatusText = FALSE;
mbShowItems = FALSE;
mbAutoHide = FALSE;
ImplInitSettings();
}
// -----------------------------------------------------------------------
TaskBar::~TaskBar()
{
if ( mpButtonBar )
delete mpButtonBar;
if ( mpTaskToolBox )
delete mpTaskToolBox;
if ( mpStatusBar )
delete mpStatusBar;
}
// -----------------------------------------------------------------------
void TaskBar::ImplInitSettings()
{
const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
Color aColor;
if ( IsControlBackground() )
aColor = GetControlBackground();
else if ( Window::GetStyle() & WB_3DLOOK )
aColor = rStyleSettings.GetFaceColor();
else
aColor = rStyleSettings.GetWindowColor();
SetBackground( aColor );
}
// -----------------------------------------------------------------------
void TaskBar::ImplNewHeight( long nNewHeight )
{
long nOldHeight = GetSizePixel().Height();
if ( nNewHeight != nOldHeight )
{
long nY = GetPosPixel().Y()-(nNewHeight-nOldHeight);
SetPosSizePixel( 0, nY, 0, nNewHeight,
WINDOW_POSSIZE_Y | WINDOW_POSSIZE_HEIGHT );
TaskResize();
}
}
// -----------------------------------------------------------------------
void TaskBar::TaskResize()
{
maTaskResizeHdl.Call( this );
}
// -----------------------------------------------------------------------
TaskButtonBar* TaskBar::CreateButtonBar()
{
return new TaskButtonBar( this );
}
// -----------------------------------------------------------------------
TaskToolBox* TaskBar::CreateTaskToolBox()
{
return new TaskToolBox( this );
}
// -----------------------------------------------------------------------
TaskStatusBar* TaskBar::CreateTaskStatusBar()
{
return new TaskStatusBar( this );
}
// -----------------------------------------------------------------------
void TaskBar::MouseMove( const MouseEvent& rMEvt )
{
if ( mnWinBits & WB_SIZEABLE )
{
TaskToolBox* pTempTaskToolBox = GetTaskToolBox();
TaskStatusBar* pTempStatusBar = GetStatusBar();
if ( pTempTaskToolBox && pTempStatusBar )
{
long nStatusX = pTempStatusBar->GetPosPixel().X()-TASKBAR_OFFSIZE-2;
long nMouseX = rMEvt.GetPosPixel().X();
PointerStyle ePtrStyle;
if ( (nMouseX >= nStatusX-1) && (nMouseX <= nStatusX+3) )
ePtrStyle = POINTER_HSIZEBAR;
else
ePtrStyle = POINTER_ARROW;
Pointer aPtr( ePtrStyle );
SetPointer( aPtr );
}
}
}
// -----------------------------------------------------------------------
void TaskBar::MouseButtonDown( const MouseEvent& rMEvt )
{
if ( rMEvt.IsLeft() && (mnWinBits & WB_SIZEABLE) )
{
TaskToolBox* pTempTaskToolBox = GetTaskToolBox();
TaskStatusBar* pTempStatusBar = GetStatusBar();
if ( pTempTaskToolBox && pTempStatusBar )
{
long nStatusX = pTempStatusBar->GetPosPixel().X()-TASKBAR_OFFSIZE-2;
long nMouseX = rMEvt.GetPosPixel().X();
if ( (nMouseX >= nStatusX-1) && (nMouseX <= nStatusX+3) )
{
if ( rMEvt.GetClicks() == 2 )
{
if ( mnStatusWidth )
{
mnStatusWidth = 0;
Resize();
}
}
else
{
StartTracking();
mnOldStatusWidth = mnStatusWidth;
mnMouseOff = nMouseX-nStatusX;
}
}
}
}
}
// -----------------------------------------------------------------------
void TaskBar::Tracking( const TrackingEvent& rTEvt )
{
if ( rTEvt.IsTrackingEnded() )
{
if ( rTEvt.IsTrackingCanceled() )
{
mnStatusWidth = mnOldStatusWidth;
Resize();
Update();
}
}
else
{
Size aSize = GetOutputSizePixel();
long nMouseX = rTEvt.GetMouseEvent().GetPosPixel().X()-mnMouseOff;
if ( nMouseX < 0 )
nMouseX = 0;
long nMaxX = aSize.Width()-TASKBAR_OFFX-TASKBAR_OFFSIZE-1;
if ( nMouseX > nMaxX )
nMouseX = nMaxX;
mnStatusWidth = aSize.Width()-nMouseX-TASKBAR_OFFX-TASKBAR_OFFSIZE;
Resize();
Update();
}
}
// -----------------------------------------------------------------------
void TaskBar::Paint( const Rectangle& rRect )
{
if ( mnWinBits & (WB_BORDER | WB_SIZEABLE) )
{
const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
Size aSize = GetOutputSizePixel();
long nY = 0;
if ( mnWinBits & WB_BORDER )
{
SetLineColor( rStyleSettings.GetShadowColor() );
DrawLine( Point( 0, 0 ), Point( aSize.Width()-1, 0 ) );
SetLineColor( rStyleSettings.GetLightColor() );
DrawLine( Point( 0, 1 ), Point( aSize.Width()-1, 1 ) );
nY += 2;
}
if ( (mnWinBits & WB_SIZEABLE) )
{
//TaskButtonBar* pTempButtonBar = GetButtonBar();
TaskToolBox* pTempTaskToolBox = GetTaskToolBox();
TaskStatusBar* pTempStatusBar = GetStatusBar();
if ( pTempTaskToolBox && pTempStatusBar )
{
long nStatusX = pTempStatusBar->GetPosPixel().X()-TASKBAR_OFFSIZE-2;
if ( nStatusX > 0 )
{
SetLineColor( rStyleSettings.GetShadowColor() );
DrawLine( Point( nStatusX, nY ), Point( nStatusX, aSize.Height()-1 ) );
nStatusX++;
SetLineColor( rStyleSettings.GetLightColor() );
DrawLine( Point( nStatusX, nY ), Point( nStatusX, aSize.Height()-1 ) );
}
}
}
}
Window::Paint( rRect );
}
// -----------------------------------------------------------------------
void TaskBar::Resize()
{
if ( !IsReallyShown() )
return;
TaskButtonBar* pTempButtonBar = GetButtonBar();
TaskToolBox* pTempTaskToolBox = GetTaskToolBox();
TaskStatusBar* pTempStatusBar = GetStatusBar();
Point aToolPos( TASKBAR_OFFX, 0 );
Size aSize = GetOutputSizePixel();
Size aStatusSize;
Size aToolSize( aSize.Width()-(TASKBAR_OFFX*2), 0 );
long nOldStatusX = -1;
long nNewStatusX = -1;
long nTaskHeight = aSize.Height() - (TASKBAR_OFFY*2);
if ( mnWinBits & WB_BORDER )
{
nTaskHeight -= TASKBAR_BORDER;
aToolPos.Y() += TASKBAR_BORDER;
}
if ( pTempButtonBar )
{
USHORT i = 0;
BOOL bVisibleItems = FALSE;
while ( i < pTempButtonBar->GetItemCount() )
{
if ( pTempButtonBar->IsItemVisible( pTempButtonBar->GetItemId( i ) ) )
{
bVisibleItems = TRUE;
break;
}
i++;
}
if ( mbStatusText || !bVisibleItems )
pTempButtonBar->Hide();
else
{
Size aButtonBarSize = pTempButtonBar->CalcWindowSizePixel();
if ( pTempButtonBar->GetItemCount() )
nTaskHeight = aButtonBarSize.Height();
else
aButtonBarSize.Height() = nTaskHeight;
Point aTempPos = aToolPos;
aTempPos.Y() += (aSize.Height()-aButtonBarSize.Height()-aTempPos.Y())/2;
pTempButtonBar->SetPosSizePixel( aTempPos, aButtonBarSize );
pTempButtonBar->Show();
aToolPos.X() += aButtonBarSize.Width()+TASKBAR_BUTTONOFF;
}
}
if ( pTempStatusBar )
{
aStatusSize = pTempStatusBar->CalcWindowSizePixel();
if ( mnStatusWidth )
aStatusSize.Width() = mnStatusWidth;
if ( !pTempTaskToolBox || mbStatusText )
aStatusSize.Width() = aSize.Width();
long nMaxHeight = aSize.Height()-(TASKBAR_OFFY*2);
if ( mnWinBits & WB_BORDER )
nMaxHeight -= TASKBAR_BORDER;
if ( nMaxHeight+2 > aStatusSize.Height() )
aStatusSize.Height() = nMaxHeight;
Point aPos( aSize.Width()-aStatusSize.Width(), 0 );
if ( pTempTaskToolBox && (mnWinBits & WB_SIZEABLE) && !mbStatusText )
{
long nMinToolWidth = aToolPos.X()+50;
if ( aPos.X() < nMinToolWidth )
{
aStatusSize.Width() -= nMinToolWidth-aPos.X();
aPos.X() = nMinToolWidth;
}
}
if ( aPos.X() < 0 )
{
aStatusSize.Width() = aSize.Width();
aPos.X() = 0;
}
if ( mnWinBits & WB_BORDER )
aPos.Y() += TASKBAR_BORDER;
aPos.Y() += (aSize.Height()-aStatusSize.Height()-aPos.Y())/2;
if ( mnWinBits & WB_SIZEABLE )
{
if ( pTempTaskToolBox )
{
nOldStatusX = pTempStatusBar->GetPosPixel().X()-TASKBAR_OFFSIZE-2;
nNewStatusX = aPos.X()-TASKBAR_OFFSIZE-2;
}
}
pTempStatusBar->SetPosSizePixel( aPos, aStatusSize );
pTempStatusBar->Show();
aToolSize.Width() = aPos.X()-aToolPos.X()-TASKBAR_OFFX;
if ( mnWinBits & WB_SIZEABLE )
aToolSize.Width() -= (TASKBAR_OFFSIZE*2)-2;
}
if ( pTempTaskToolBox )
{
if ( aToolSize.Width() <= 24 )
pTempTaskToolBox->Hide();
else
{
aToolSize.Height() = pTempTaskToolBox->CalcWindowSizePixel().Height();
if ( pTempTaskToolBox->GetItemCount() )
nTaskHeight = aToolSize.Height();
else
aToolSize.Height() = nTaskHeight;
aToolPos.Y() += (aSize.Height()-aToolSize.Height()-aToolPos.Y())/2;
pTempTaskToolBox->SetPosSizePixel( aToolPos, aToolSize );
pTempTaskToolBox->Show();
}
}
if ( nOldStatusX != nNewStatusX )
{
if ( nOldStatusX > 0 )
{
Rectangle aRect( nOldStatusX, 0, nOldStatusX+2, aSize.Height()-1 );
Invalidate( aRect );
}
if ( nNewStatusX > 0 )
{
Rectangle aRect( nNewStatusX, 0, nNewStatusX+2, aSize.Height()-1 );
Invalidate( aRect );
}
}
}
// -----------------------------------------------------------------------
void TaskBar::StateChanged( StateChangedType nType )
{
Window::StateChanged( nType );
if ( nType == STATE_CHANGE_INITSHOW )
Format();
else if ( nType == STATE_CHANGE_CONTROLBACKGROUND )
{
ImplInitSettings();
Invalidate();
}
else if ( nType == STATE_CHANGE_FORMAT )
{
ImplInitSettings();
ImplNewHeight( CalcWindowSizePixel().Height() );
Format();
Invalidate();
}
}
// -----------------------------------------------------------------------
void TaskBar::DataChanged( const DataChangedEvent& rDCEvt )
{
Window::DataChanged( rDCEvt );
if ( (rDCEvt.GetType() == DATACHANGED_FONTS) ||
(rDCEvt.GetType() == DATACHANGED_FONTSUBSTITUTION) ||
((rDCEvt.GetType() == DATACHANGED_SETTINGS) &&
(rDCEvt.GetFlags() & SETTINGS_STYLE)) )
{
// Asyncronen StateChanged ausloesen, damit sich die
// TaskBar an die neuen Groessen der Child-Fenster
// orientieren kann
PostStateChanged( STATE_CHANGE_FORMAT );
}
}
// -----------------------------------------------------------------------
void TaskBar::Format()
{
ImplNewHeight( CalcWindowSizePixel().Height() );
Resize();
}
// -----------------------------------------------------------------------
void TaskBar::SetLines( USHORT nLines )
{
mnLines = nLines;
}
// -----------------------------------------------------------------------
void TaskBar::EnableAutoHide( BOOL bAutoHide )
{
mbAutoHide = bAutoHide;
if ( mbAutoHide )
{
ImplNewHeight( TASKBAR_AUTOHIDE_HEIGHT );
}
else
{
ImplNewHeight( CalcWindowSizePixel().Height() );
}
}
// -----------------------------------------------------------------------
void TaskBar::ShowStatusText( const String& rText )
{
if ( mpStatusBar )
{
if ( !mbStatusText )
{
mbStatusText = TRUE;
if ( mpStatusBar->AreItemsVisible() )
{
mbShowItems = TRUE;
mpStatusBar->HideItems();
}
else
mbShowItems = TRUE;
maOldText = mpStatusBar->GetText();
Resize();
mpStatusBar->SetText( rText );
Update();
mpStatusBar->Update();
}
else
mpStatusBar->SetText( rText );
}
}
// -----------------------------------------------------------------------
void TaskBar::HideStatusText()
{
if ( mbStatusText && mpStatusBar )
{
mbStatusText = FALSE;
mpStatusBar->SetText( maOldText );
Resize();
if ( mbShowItems )
mpStatusBar->ShowItems();
}
}
// -----------------------------------------------------------------------
Size TaskBar::CalcWindowSizePixel() const
{
TaskButtonBar* pTempButtonBar = GetButtonBar();
TaskToolBox* pTempTaskToolBox = GetTaskToolBox();
TaskStatusBar* pTempStatusBar = GetStatusBar();
Size aSize;
long nTempHeight;
if ( pTempButtonBar && pTempButtonBar->GetItemCount() )
aSize.Height() = pTempButtonBar->CalcWindowSizePixel().Height()+(TASKBAR_OFFY*2);
if ( pTempTaskToolBox && pTempTaskToolBox->GetItemCount() )
{
nTempHeight = pTempTaskToolBox->CalcWindowSizePixel().Height()+(TASKBAR_OFFY*2);
if ( nTempHeight > aSize.Height() )
aSize.Height() = nTempHeight;
}
if ( pTempStatusBar )
{
nTempHeight = pTempStatusBar->GetSizePixel().Height();
if ( nTempHeight > aSize.Height() )
aSize.Height() = nTempHeight;
}
if ( mnWinBits & WB_BORDER )
aSize.Height() += TASKBAR_BORDER;
return aSize;
}
// -----------------------------------------------------------------------
TaskButtonBar* TaskBar::GetButtonBar() const
{
if ( !mpButtonBar )
((TaskBar*)this)->mpButtonBar = ((TaskBar*)this)->CreateButtonBar();
return mpButtonBar;
}
// -----------------------------------------------------------------------
TaskToolBox* TaskBar::GetTaskToolBox() const
{
if ( !mpTaskToolBox )
((TaskBar*)this)->mpTaskToolBox = ((TaskBar*)this)->CreateTaskToolBox();
return mpTaskToolBox;
}
// -----------------------------------------------------------------------
TaskStatusBar* TaskBar::GetStatusBar() const
{
if ( !mpStatusBar )
{
((TaskBar*)this)->mpStatusBar = ((TaskBar*)this)->CreateTaskStatusBar();
if ( mpStatusBar )
mpStatusBar->mpNotifyTaskBar = (TaskBar*)this;
}
return mpStatusBar;
}