Files
libreoffice/vcl/source/app/help.cxx
Noel Grandin f3331f7694 convert PARENTCLIPMODE constants to scoped enum
Change-Id: I36a53112e75fca9208b2f91e224a7c671695509b
2015-05-28 12:47:08 +02:00

683 lines
22 KiB
C++

/* -*- 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 <comphelper/string.hxx>
#include "tools/debug.hxx"
#include "tools/diagnose_ex.h"
#include "tools/time.hxx"
#include "vcl/window.hxx"
#include "vcl/event.hxx"
#include "vcl/svapp.hxx"
#include "vcl/wrkwin.hxx"
#include "vcl/help.hxx"
#include "vcl/settings.hxx"
#include "helpwin.hxx"
#include "svdata.hxx"
#define HELPWINSTYLE_QUICK 0
#define HELPWINSTYLE_BALLOON 1
#define HELPTEXTMARGIN_QUICK 3
#define HELPTEXTMARGIN_BALLOON 6
#define HELPDELAY_NORMAL 1
#define HELPDELAY_SHORT 2
#define HELPDELAY_NONE 3
#define HELPTEXTMAXLEN 150
Help::Help()
{
}
Help::~Help()
{
}
bool Help::Start( const OUString&, const vcl::Window* )
{
return false;
}
bool Help::SearchKeyword( const OUString& )
{
return false;
}
OUString Help::GetHelpText( const OUString&, const vcl::Window* )
{
return OUString();
}
void Help::EnableContextHelp()
{
ImplGetSVData()->maHelpData.mbContextHelp = true;
}
void Help::DisableContextHelp()
{
ImplGetSVData()->maHelpData.mbContextHelp = false;
}
bool Help::IsContextHelpEnabled()
{
return ImplGetSVData()->maHelpData.mbContextHelp;
}
void Help::EnableExtHelp()
{
ImplGetSVData()->maHelpData.mbExtHelp = true;
}
void Help::DisableExtHelp()
{
ImplGetSVData()->maHelpData.mbExtHelp = false;
}
bool Help::IsExtHelpEnabled()
{
return ImplGetSVData()->maHelpData.mbExtHelp;
}
bool Help::StartExtHelp()
{
ImplSVData* pSVData = ImplGetSVData();
if ( pSVData->maHelpData.mbExtHelp && !pSVData->maHelpData.mbExtHelpMode )
{
pSVData->maHelpData.mbExtHelpMode = true;
pSVData->maHelpData.mbOldBalloonMode = pSVData->maHelpData.mbBalloonHelp;
pSVData->maHelpData.mbBalloonHelp = true;
if ( pSVData->maWinData.mpAppWin )
pSVData->maWinData.mpAppWin->ImplGenerateMouseMove();
return true;
}
return false;
}
bool Help::EndExtHelp()
{
ImplSVData* pSVData = ImplGetSVData();
if ( pSVData->maHelpData.mbExtHelp && pSVData->maHelpData.mbExtHelpMode )
{
pSVData->maHelpData.mbExtHelpMode = false;
pSVData->maHelpData.mbBalloonHelp = pSVData->maHelpData.mbOldBalloonMode;
if ( pSVData->maWinData.mpAppWin )
pSVData->maWinData.mpAppWin->ImplGenerateMouseMove();
return true;
}
return false;
}
void Help::EnableBalloonHelp()
{
ImplGetSVData()->maHelpData.mbBalloonHelp = true;
}
void Help::DisableBalloonHelp()
{
ImplGetSVData()->maHelpData.mbBalloonHelp = false;
}
bool Help::IsBalloonHelpEnabled()
{
return ImplGetSVData()->maHelpData.mbBalloonHelp;
}
bool Help::ShowBalloon( vcl::Window* pParent,
const Point& rScreenPos,
const OUString& rHelpText )
{
ImplShowHelpWindow( pParent, HELPWINSTYLE_BALLOON, QuickHelpFlags::NONE,
rHelpText, OUString(), rScreenPos );
return true;
}
bool Help::ShowBalloon( vcl::Window* pParent,
const Point& rScreenPos, const Rectangle& rRect,
const OUString& rHelpText )
{
ImplShowHelpWindow( pParent, HELPWINSTYLE_BALLOON, QuickHelpFlags::NONE,
rHelpText, OUString(), rScreenPos, &rRect );
return true;
}
void Help::EnableQuickHelp()
{
ImplGetSVData()->maHelpData.mbQuickHelp = true;
}
void Help::DisableQuickHelp()
{
ImplGetSVData()->maHelpData.mbQuickHelp = false;
}
bool Help::IsQuickHelpEnabled()
{
return ImplGetSVData()->maHelpData.mbQuickHelp;
}
bool Help::ShowQuickHelp( vcl::Window* pParent,
const Rectangle& rScreenRect,
const OUString& rHelpText,
const OUString& rLongHelpText,
QuickHelpFlags nStyle )
{
ImplShowHelpWindow( pParent, HELPWINSTYLE_QUICK, nStyle,
rHelpText, rLongHelpText,
pParent->OutputToScreenPixel( pParent->GetPointerPosPixel() ), &rScreenRect );
return true;
}
void Help::HideBalloonAndQuickHelp()
{
HelpTextWindow const * pHelpWin = ImplGetSVData()->maHelpData.mpHelpWin;
bool const bIsVisible = ( pHelpWin != NULL ) && pHelpWin->IsVisible();
ImplDestroyHelpWindow( bIsVisible );
}
sal_uIntPtr Help::ShowTip( vcl::Window* pParent, const Rectangle& rScreenRect,
const OUString& rText, QuickHelpFlags nStyle )
{
sal_uInt16 nHelpWinStyle = ( nStyle & QuickHelpFlags::TipStyleBalloon ) ? HELPWINSTYLE_BALLOON : HELPWINSTYLE_QUICK;
VclPtrInstance<HelpTextWindow> pHelpWin( pParent, rText, nHelpWinStyle, nStyle );
sal_uIntPtr nId = reinterpret_cast< sal_uIntPtr >( pHelpWin.get() );
UpdateTip( nId, pParent, rScreenRect, rText );
pHelpWin->ShowHelp( HELPDELAY_NONE );
return nId;
}
void Help::UpdateTip( sal_uIntPtr nId, vcl::Window* pParent, const Rectangle& rScreenRect, const OUString& rText )
{
HelpTextWindow* pHelpWin = reinterpret_cast< HelpTextWindow* >( nId );
ENSURE_OR_RETURN_VOID( pHelpWin != NULL, "Help::UpdateTip: invalid ID!" );
Size aSz = pHelpWin->CalcOutSize();
pHelpWin->SetOutputSizePixel( aSz );
ImplSetHelpWindowPos( pHelpWin, pHelpWin->GetWinStyle(), pHelpWin->GetStyle(),
pParent->OutputToScreenPixel( pParent->GetPointerPosPixel() ), &rScreenRect );
pHelpWin->SetHelpText( rText );
pHelpWin->Invalidate();
}
void Help::HideTip( sal_uLong nId )
{
VclPtr<HelpTextWindow> pHelpWin = reinterpret_cast<HelpTextWindow*>(nId);
vcl::Window* pFrameWindow = pHelpWin->ImplGetFrameWindow();
pHelpWin->Hide();
// trigger update, so that a Paint is instantly triggered since we do not save the background
pFrameWindow->ImplUpdateAll();
pHelpWin.disposeAndClear();
ImplGetSVData()->maHelpData.mnLastHelpHideTime = tools::Time::GetSystemTicks();
}
HelpTextWindow::HelpTextWindow( vcl::Window* pParent, const OUString& rText, sal_uInt16 nHelpWinStyle, QuickHelpFlags nStyle ) :
FloatingWindow( pParent, WB_SYSTEMWINDOW|WB_TOOLTIPWIN ), // #105827# if we change the parent, mirroring will not work correctly when positioning this window
maHelpText( rText )
{
SetType( WINDOW_HELPTEXTWINDOW );
ImplSetMouseTransparent( true );
mnHelpWinStyle = nHelpWinStyle;
mnStyle = nStyle;
// on windows this will raise the application window, because help windows are system windows now
// EnableAlwaysOnTop();
EnableSaveBackground();
if( mnStyle & QuickHelpFlags::BiDiRtl )
{
ComplexTextLayoutMode nLayoutMode = GetLayoutMode();
nLayoutMode |= TEXT_LAYOUT_BIDI_RTL | TEXT_LAYOUT_TEXTORIGIN_LEFT;
SetLayoutMode( nLayoutMode );
}
SetHelpText( rText );
Window::SetHelpText( rText );
ImplSVData* pSVData = ImplGetSVData();
if ( pSVData->maHelpData.mbSetKeyboardHelp )
pSVData->maHelpData.mbKeyboardHelp = true;
const HelpSettings& rHelpSettings = pParent->GetSettings().GetHelpSettings();
maShowTimer.SetTimeoutHdl( LINK( this, HelpTextWindow, TimerHdl ) );
maHideTimer.SetTimeoutHdl( LINK( this, HelpTextWindow, TimerHdl ) );
maHideTimer.SetTimeout( rHelpSettings.GetTipTimeout() );
}
void HelpTextWindow::ApplySettings(vcl::RenderContext& rRenderContext)
{
const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
SetPointFont(rRenderContext, rStyleSettings.GetHelpFont());
rRenderContext.SetTextColor(rStyleSettings.GetHelpTextColor());
rRenderContext.SetTextAlign(ALIGN_TOP);
if (rRenderContext.IsNativeControlSupported(CTRL_TOOLTIP, PART_ENTIRE_CONTROL))
{
EnableChildTransparentMode(true);
SetParentClipMode(ParentClipMode::NoClip);
SetPaintTransparent(true);
rRenderContext.SetBackground();
}
else
rRenderContext.SetBackground(Wallpaper(rStyleSettings.GetHelpColor()));
if (rStyleSettings.GetHelpColor().IsDark())
rRenderContext.SetLineColor(COL_WHITE);
else
rRenderContext.SetLineColor(COL_BLACK);
rRenderContext.SetFillColor();
}
HelpTextWindow::~HelpTextWindow()
{
disposeOnce();
}
void HelpTextWindow::dispose()
{
maShowTimer.Stop();
maHideTimer.Stop();
if( this == ImplGetSVData()->maHelpData.mpHelpWin )
ImplGetSVData()->maHelpData.mpHelpWin = NULL;
FloatingWindow::dispose();
}
void HelpTextWindow::SetHelpText( const OUString& rHelpText )
{
maHelpText = rHelpText;
if ( mnHelpWinStyle == HELPWINSTYLE_QUICK && maHelpText.getLength() < HELPTEXTMAXLEN)
{
Size aSize;
aSize.Height() = GetTextHeight();
if ( mnStyle & QuickHelpFlags::CtrlText )
aSize.Width() = GetCtrlTextWidth( maHelpText );
else
aSize.Width() = GetTextWidth( maHelpText );
maTextRect = Rectangle( Point( HELPTEXTMARGIN_QUICK, HELPTEXTMARGIN_QUICK ), aSize );
}
else // HELPWINSTYLE_BALLOON
{
Point aTmpPoint;
sal_Int32 nCharsInLine = 35 + ((maHelpText.getLength()/100)*5);
// average width to have all windows consistent
OUStringBuffer aBuf;
comphelper::string::padToLength(aBuf, nCharsInLine, 'x');
OUString aXXX = aBuf.makeStringAndClear();
long nWidth = GetTextWidth( aXXX );
Size aTmpSize( nWidth, 0x7FFFFFFF );
Rectangle aTry1( aTmpPoint, aTmpSize );
DrawTextFlags nDrawFlags = DrawTextFlags::MultiLine | DrawTextFlags::WordBreak |
DrawTextFlags::Left | DrawTextFlags::Top;
if ( mnStyle & QuickHelpFlags::CtrlText )
nDrawFlags |= DrawTextFlags::Mnemonic;
Rectangle aTextRect = GetTextRect( aTry1, maHelpText, nDrawFlags );
// get a better width later...
maTextRect = aTextRect;
// safety distance...
maTextRect.SetPos( Point( HELPTEXTMARGIN_BALLOON, HELPTEXTMARGIN_BALLOON ) );
}
Size aSize( CalcOutSize() );
SetOutputSizePixel( aSize );
}
void HelpTextWindow::ImplShow()
{
ImplDelData aDogTag( this );
Show( true, ShowFlags::NoActivate );
if( !aDogTag.IsDead() )
Update();
}
void HelpTextWindow::Paint( vcl::RenderContext& rRenderContext, const Rectangle& )
{
// paint native background
bool bNativeOK = false;
if (rRenderContext.IsNativeControlSupported(CTRL_TOOLTIP, PART_ENTIRE_CONTROL))
{
// #i46472# workaround gcc3.3 temporary problem
Rectangle aCtrlRegion(Point(0, 0), GetOutputSizePixel());
ImplControlValue aControlValue;
bNativeOK = rRenderContext.DrawNativeControl(CTRL_TOOLTIP, PART_ENTIRE_CONTROL, aCtrlRegion,
ControlState::NONE, aControlValue, OUString());
}
// paint text
if (mnHelpWinStyle == HELPWINSTYLE_QUICK && maHelpText.getLength() < HELPTEXTMAXLEN)
{
if ( mnStyle & QuickHelpFlags::CtrlText )
rRenderContext.DrawCtrlText(maTextRect.TopLeft(), maHelpText);
else
rRenderContext.DrawText(maTextRect.TopLeft(), maHelpText);
}
else // HELPWINSTYLE_BALLOON
{
DrawTextFlags nDrawFlags = DrawTextFlags::MultiLine|DrawTextFlags::WordBreak|
DrawTextFlags::Left|DrawTextFlags::Top;
if (mnStyle & QuickHelpFlags::CtrlText)
nDrawFlags |= DrawTextFlags::Mnemonic;
rRenderContext.DrawText(maTextRect, maHelpText, nDrawFlags);
}
// border
if (!bNativeOK)
{
Size aSz = GetOutputSizePixel();
rRenderContext.DrawRect(Rectangle(Point(), aSz));
if (mnHelpWinStyle == HELPWINSTYLE_BALLOON)
{
aSz.Width() -= 2;
aSz.Height() -= 2;
Color aColor(rRenderContext.GetLineColor());
rRenderContext.SetLineColor(COL_GRAY);
rRenderContext.DrawRect(Rectangle(Point(1, 1), aSz));
rRenderContext.SetLineColor(aColor);
}
}
}
void HelpTextWindow::ShowHelp( sal_uInt16 nDelayMode )
{
sal_uLong nTimeout = 0;
if ( nDelayMode != HELPDELAY_NONE )
{
// In case of ExtendedHelp display help sooner
if ( ImplGetSVData()->maHelpData.mbExtHelpMode )
nTimeout = 15;
else
{
const HelpSettings& rHelpSettings = GetSettings().GetHelpSettings();
if ( mnHelpWinStyle == HELPWINSTYLE_QUICK )
nTimeout = rHelpSettings.GetTipDelay();
else
nTimeout = rHelpSettings.GetBalloonDelay();
}
if ( nDelayMode == HELPDELAY_SHORT )
nTimeout /= 3;
}
maShowTimer.SetTimeout( nTimeout );
maShowTimer.Start();
}
IMPL_LINK_TYPED( HelpTextWindow, TimerHdl, Timer*, pTimer, void)
{
if ( pTimer == &maShowTimer )
{
if ( mnHelpWinStyle == HELPWINSTYLE_QUICK )
{
// start auto-hide-timer for non-ShowTip windows
ImplSVData* pSVData = ImplGetSVData();
if ( this == pSVData->maHelpData.mpHelpWin )
maHideTimer.Start();
}
ImplShow();
}
else
{
DBG_ASSERT( pTimer == &maHideTimer, "HelpTextWindow::TimerHdl with bad Timer" );
ImplDestroyHelpWindow( true );
}
}
Size HelpTextWindow::CalcOutSize() const
{
Size aSz = maTextRect.GetSize();
aSz.Width() += 2*maTextRect.Left();
aSz.Height() += 2*maTextRect.Top();
return aSz;
}
void HelpTextWindow::RequestHelp( const HelpEvent& /*rHEvt*/ )
{
// Just to assure that Window::RequestHelp() is not called by
// ShowQuickHelp/ShowBalloonHelp in the HelpTextWindow.
}
OUString HelpTextWindow::GetText() const
{
return maHelpText;
}
::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > HelpTextWindow::CreateAccessible()
{
return FloatingWindow::CreateAccessible();
}
void ImplShowHelpWindow( vcl::Window* pParent, sal_uInt16 nHelpWinStyle, QuickHelpFlags nStyle,
const OUString& rHelpText, const OUString& rStatusText,
const Point& rScreenPos, const Rectangle* pHelpArea )
{
ImplSVData* pSVData = ImplGetSVData();
if (rHelpText.isEmpty() && !pSVData->maHelpData.mbRequestingHelp)
return;
HelpTextWindow* pHelpWin = pSVData->maHelpData.mpHelpWin;
sal_uInt16 nDelayMode = HELPDELAY_NORMAL;
if ( pHelpWin )
{
DBG_ASSERT( pHelpWin != pParent, "HelpInHelp ?!" );
if ( ( ( pHelpWin->GetHelpText() != rHelpText )
|| ( pHelpWin->GetWinStyle() != nHelpWinStyle )
|| ( pHelpArea
&& ( pHelpWin->GetHelpArea() != *pHelpArea )
)
)
&& pSVData->maHelpData.mbRequestingHelp
)
{
// remove help window if no HelpText or other HelpText or
// other help mode. but keep it if we are scrolling, ie not requesting help
bool bWasVisible = pHelpWin->IsVisible();
if ( bWasVisible )
nDelayMode = HELPDELAY_NONE; // display it quickly if we were already in quick help mode
pHelpWin = NULL;
ImplDestroyHelpWindow( bWasVisible );
}
else
{
bool const bTextChanged = rHelpText != pHelpWin->GetHelpText();
if ( bTextChanged || ( nStyle & QuickHelpFlags::ForceReposition ) )
{
vcl::Window * pWindow = pHelpWin->GetParent()->ImplGetFrameWindow();
Rectangle aInvRect( pHelpWin->GetWindowExtentsRelative( pWindow ) );
if( pHelpWin->IsVisible() )
pWindow->Invalidate( aInvRect );
pHelpWin->SetHelpText( rHelpText );
// approach mouse position
ImplSetHelpWindowPos( pHelpWin, nHelpWinStyle, nStyle, rScreenPos, pHelpArea );
if( pHelpWin->IsVisible() )
pHelpWin->Invalidate();
}
}
}
if (!pHelpWin && !rHelpText.isEmpty())
{
sal_uInt64 nCurTime = tools::Time::GetSystemTicks();
if ( ( ( nCurTime - pSVData->maHelpData.mnLastHelpHideTime ) < pParent->GetSettings().GetHelpSettings().GetTipDelay() )
|| ( nStyle & QuickHelpFlags::NoDelay )
)
nDelayMode = HELPDELAY_NONE;
DBG_ASSERT( !pHelpWin, "Noch ein HelpWin ?!" );
pHelpWin = VclPtr<HelpTextWindow>::Create( pParent, rHelpText, nHelpWinStyle, nStyle );
pSVData->maHelpData.mpHelpWin = pHelpWin;
pHelpWin->SetStatusText( rStatusText );
if ( pHelpArea )
pHelpWin->SetHelpArea( *pHelpArea );
// positioning
Size aSz = pHelpWin->CalcOutSize();
pHelpWin->SetOutputSizePixel( aSz );
ImplSetHelpWindowPos( pHelpWin, nHelpWinStyle, nStyle, rScreenPos, pHelpArea );
// if not called from Window::RequestHelp, then without delay...
if ( !pSVData->maHelpData.mbRequestingHelp )
nDelayMode = HELPDELAY_NONE;
pHelpWin->ShowHelp( nDelayMode );
}
}
void ImplDestroyHelpWindow( bool bUpdateHideTime )
{
ImplSVData* pSVData = ImplGetSVData();
VclPtr<HelpTextWindow> pHelpWin = pSVData->maHelpData.mpHelpWin;
if ( pHelpWin )
{
vcl::Window * pWindow = pHelpWin->GetParent()->ImplGetFrameWindow();
// find out screen area covered by system help window
Rectangle aInvRect( pHelpWin->GetWindowExtentsRelative( pWindow ) );
if( pHelpWin->IsVisible() )
pWindow->Invalidate( aInvRect );
pSVData->maHelpData.mpHelpWin = NULL;
pSVData->maHelpData.mbKeyboardHelp = false;
pHelpWin->Hide();
pHelpWin.disposeAndClear();
if( bUpdateHideTime )
pSVData->maHelpData.mnLastHelpHideTime = tools::Time::GetSystemTicks();
}
}
void ImplSetHelpWindowPos( vcl::Window* pHelpWin, sal_uInt16 nHelpWinStyle, QuickHelpFlags nStyle,
const Point& rPos, const Rectangle* pHelpArea )
{
Point aPos = rPos;
Size aSz = pHelpWin->GetSizePixel();
Rectangle aScreenRect = pHelpWin->ImplGetFrameWindow()->GetDesktopRectPixel();
aPos = pHelpWin->GetParent()->ImplGetFrameWindow()->OutputToAbsoluteScreenPixel( aPos );
// get mouse screen coords
Point mPos( pHelpWin->GetParent()->ImplGetFrameWindow()->GetPointerPosPixel() );
mPos = pHelpWin->GetParent()->ImplGetFrameWindow()->OutputToAbsoluteScreenPixel( mPos );
if ( nHelpWinStyle == HELPWINSTYLE_QUICK )
{
if ( !(nStyle & QuickHelpFlags::NoAutoPos) )
{
long nScreenHeight = aScreenRect.GetHeight();
aPos.X() -= 4;
if ( aPos.Y() > aScreenRect.Top()+nScreenHeight-(nScreenHeight/4) )
aPos.Y() -= aSz.Height()+4;
else
aPos.Y() += 21;
}
}
else
{
// If it's the mouse position, move the window slightly
// so the mouse pointer does not cover it
if ( aPos == mPos )
{
aPos.X() += 12;
aPos.Y() += 16;
}
}
if ( nStyle & QuickHelpFlags::NoAutoPos )
{
if ( pHelpArea )
{
// convert help area to screen coords
Rectangle devHelpArea(
pHelpWin->GetParent()->ImplGetFrameWindow()->OutputToAbsoluteScreenPixel( pHelpArea->TopLeft() ),
pHelpWin->GetParent()->ImplGetFrameWindow()->OutputToAbsoluteScreenPixel( pHelpArea->BottomRight() ) );
// Welche Position vom Rechteck?
aPos = devHelpArea.Center();
if ( nStyle & QuickHelpFlags::Left )
aPos.X() = devHelpArea.Left();
else if ( nStyle & QuickHelpFlags::Right )
aPos.X() = devHelpArea.Right();
if ( nStyle & QuickHelpFlags::Top )
aPos.Y() = devHelpArea.Top();
else if ( nStyle & QuickHelpFlags::Bottom )
aPos.Y() = devHelpArea.Bottom();
}
// which direction?
if ( nStyle & QuickHelpFlags::Left )
;
else if ( nStyle & QuickHelpFlags::Right )
aPos.X() -= aSz.Width();
else
aPos.X() -= aSz.Width()/2;
if ( nStyle & QuickHelpFlags::Top )
;
else if ( nStyle & QuickHelpFlags::Bottom )
aPos.Y() -= aSz.Height();
else
aPos.Y() -= aSz.Height()/2;
}
if ( aPos.X() < aScreenRect.Left() )
aPos.X() = aScreenRect.Left();
else if ( ( aPos.X() + aSz.Width() ) > aScreenRect.Right() )
aPos.X() = aScreenRect.Right() - aSz.Width();
if ( aPos.Y() < aScreenRect.Top() )
aPos.Y() = aScreenRect.Top();
else if ( ( aPos.Y() + aSz.Height() ) > aScreenRect.Bottom() )
aPos.Y() = aScreenRect.Bottom() - aSz.Height();
if( ! (nStyle & QuickHelpFlags::NoEvadePointer) )
{
/* the remark below should be obsolete by now as the helpwindow should
not be focusable, leaving it as a hint. However it is sensible in most
conditions to evade the mouse pointer so the content window is fully visible.
// the popup must not appear under the mouse
// otherwise it would directly be closed due to a focus change...
*/
Rectangle aHelpRect( aPos, aSz );
if( aHelpRect.IsInside( mPos ) )
{
Point delta(2,2);
Point pSize( aSz.Width(), aSz.Height() );
Point pTest( mPos - pSize - delta );
if( pTest.X() > aScreenRect.Left() && pTest.Y() > aScreenRect.Top() )
aPos = pTest;
else
aPos = mPos + delta;
}
}
vcl::Window* pWindow = pHelpWin->GetParent()->ImplGetFrameWindow();
aPos = pWindow->AbsoluteScreenToOutputPixel( aPos );
pHelpWin->SetPosPixel( aPos );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */