683 lines
22 KiB
C++
683 lines
22 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <comphelper/string.hxx>
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#include "tools/debug.hxx"
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#include "tools/diagnose_ex.h"
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#include "tools/time.hxx"
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#include "vcl/window.hxx"
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#include "vcl/event.hxx"
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#include "vcl/svapp.hxx"
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#include "vcl/wrkwin.hxx"
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#include "vcl/help.hxx"
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#include "vcl/settings.hxx"
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#include "helpwin.hxx"
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#include "svdata.hxx"
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#define HELPWINSTYLE_QUICK 0
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#define HELPWINSTYLE_BALLOON 1
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#define HELPTEXTMARGIN_QUICK 3
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#define HELPTEXTMARGIN_BALLOON 6
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#define HELPDELAY_NORMAL 1
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#define HELPDELAY_SHORT 2
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#define HELPDELAY_NONE 3
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#define HELPTEXTMAXLEN 150
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Help::Help()
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{
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}
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Help::~Help()
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{
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}
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bool Help::Start( const OUString&, const vcl::Window* )
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{
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return false;
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}
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bool Help::SearchKeyword( const OUString& )
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{
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return false;
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}
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OUString Help::GetHelpText( const OUString&, const vcl::Window* )
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{
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return OUString();
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}
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void Help::EnableContextHelp()
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{
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ImplGetSVData()->maHelpData.mbContextHelp = true;
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}
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void Help::DisableContextHelp()
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{
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ImplGetSVData()->maHelpData.mbContextHelp = false;
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}
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bool Help::IsContextHelpEnabled()
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{
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return ImplGetSVData()->maHelpData.mbContextHelp;
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}
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void Help::EnableExtHelp()
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{
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ImplGetSVData()->maHelpData.mbExtHelp = true;
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}
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void Help::DisableExtHelp()
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{
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ImplGetSVData()->maHelpData.mbExtHelp = false;
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}
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bool Help::IsExtHelpEnabled()
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{
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return ImplGetSVData()->maHelpData.mbExtHelp;
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}
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bool Help::StartExtHelp()
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{
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ImplSVData* pSVData = ImplGetSVData();
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if ( pSVData->maHelpData.mbExtHelp && !pSVData->maHelpData.mbExtHelpMode )
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{
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pSVData->maHelpData.mbExtHelpMode = true;
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pSVData->maHelpData.mbOldBalloonMode = pSVData->maHelpData.mbBalloonHelp;
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pSVData->maHelpData.mbBalloonHelp = true;
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if ( pSVData->maWinData.mpAppWin )
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pSVData->maWinData.mpAppWin->ImplGenerateMouseMove();
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return true;
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}
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return false;
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}
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bool Help::EndExtHelp()
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{
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ImplSVData* pSVData = ImplGetSVData();
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if ( pSVData->maHelpData.mbExtHelp && pSVData->maHelpData.mbExtHelpMode )
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{
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pSVData->maHelpData.mbExtHelpMode = false;
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pSVData->maHelpData.mbBalloonHelp = pSVData->maHelpData.mbOldBalloonMode;
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if ( pSVData->maWinData.mpAppWin )
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pSVData->maWinData.mpAppWin->ImplGenerateMouseMove();
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return true;
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}
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return false;
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}
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void Help::EnableBalloonHelp()
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{
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ImplGetSVData()->maHelpData.mbBalloonHelp = true;
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}
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void Help::DisableBalloonHelp()
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{
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ImplGetSVData()->maHelpData.mbBalloonHelp = false;
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}
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bool Help::IsBalloonHelpEnabled()
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{
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return ImplGetSVData()->maHelpData.mbBalloonHelp;
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}
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bool Help::ShowBalloon( vcl::Window* pParent,
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const Point& rScreenPos,
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const OUString& rHelpText )
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{
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ImplShowHelpWindow( pParent, HELPWINSTYLE_BALLOON, QuickHelpFlags::NONE,
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rHelpText, OUString(), rScreenPos );
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return true;
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}
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bool Help::ShowBalloon( vcl::Window* pParent,
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const Point& rScreenPos, const Rectangle& rRect,
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const OUString& rHelpText )
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{
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ImplShowHelpWindow( pParent, HELPWINSTYLE_BALLOON, QuickHelpFlags::NONE,
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rHelpText, OUString(), rScreenPos, &rRect );
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return true;
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}
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void Help::EnableQuickHelp()
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{
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ImplGetSVData()->maHelpData.mbQuickHelp = true;
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}
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void Help::DisableQuickHelp()
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{
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ImplGetSVData()->maHelpData.mbQuickHelp = false;
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}
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bool Help::IsQuickHelpEnabled()
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{
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return ImplGetSVData()->maHelpData.mbQuickHelp;
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}
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bool Help::ShowQuickHelp( vcl::Window* pParent,
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const Rectangle& rScreenRect,
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const OUString& rHelpText,
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const OUString& rLongHelpText,
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QuickHelpFlags nStyle )
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{
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ImplShowHelpWindow( pParent, HELPWINSTYLE_QUICK, nStyle,
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rHelpText, rLongHelpText,
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pParent->OutputToScreenPixel( pParent->GetPointerPosPixel() ), &rScreenRect );
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return true;
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}
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void Help::HideBalloonAndQuickHelp()
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{
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HelpTextWindow const * pHelpWin = ImplGetSVData()->maHelpData.mpHelpWin;
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bool const bIsVisible = ( pHelpWin != NULL ) && pHelpWin->IsVisible();
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ImplDestroyHelpWindow( bIsVisible );
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}
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sal_uIntPtr Help::ShowTip( vcl::Window* pParent, const Rectangle& rScreenRect,
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const OUString& rText, QuickHelpFlags nStyle )
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{
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sal_uInt16 nHelpWinStyle = ( nStyle & QuickHelpFlags::TipStyleBalloon ) ? HELPWINSTYLE_BALLOON : HELPWINSTYLE_QUICK;
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VclPtrInstance<HelpTextWindow> pHelpWin( pParent, rText, nHelpWinStyle, nStyle );
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sal_uIntPtr nId = reinterpret_cast< sal_uIntPtr >( pHelpWin.get() );
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UpdateTip( nId, pParent, rScreenRect, rText );
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pHelpWin->ShowHelp( HELPDELAY_NONE );
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return nId;
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}
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void Help::UpdateTip( sal_uIntPtr nId, vcl::Window* pParent, const Rectangle& rScreenRect, const OUString& rText )
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{
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HelpTextWindow* pHelpWin = reinterpret_cast< HelpTextWindow* >( nId );
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ENSURE_OR_RETURN_VOID( pHelpWin != NULL, "Help::UpdateTip: invalid ID!" );
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Size aSz = pHelpWin->CalcOutSize();
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pHelpWin->SetOutputSizePixel( aSz );
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ImplSetHelpWindowPos( pHelpWin, pHelpWin->GetWinStyle(), pHelpWin->GetStyle(),
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pParent->OutputToScreenPixel( pParent->GetPointerPosPixel() ), &rScreenRect );
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pHelpWin->SetHelpText( rText );
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pHelpWin->Invalidate();
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}
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void Help::HideTip( sal_uLong nId )
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{
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VclPtr<HelpTextWindow> pHelpWin = reinterpret_cast<HelpTextWindow*>(nId);
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vcl::Window* pFrameWindow = pHelpWin->ImplGetFrameWindow();
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pHelpWin->Hide();
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// trigger update, so that a Paint is instantly triggered since we do not save the background
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pFrameWindow->ImplUpdateAll();
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pHelpWin.disposeAndClear();
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ImplGetSVData()->maHelpData.mnLastHelpHideTime = tools::Time::GetSystemTicks();
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}
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HelpTextWindow::HelpTextWindow( vcl::Window* pParent, const OUString& rText, sal_uInt16 nHelpWinStyle, QuickHelpFlags nStyle ) :
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FloatingWindow( pParent, WB_SYSTEMWINDOW|WB_TOOLTIPWIN ), // #105827# if we change the parent, mirroring will not work correctly when positioning this window
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maHelpText( rText )
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{
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SetType( WINDOW_HELPTEXTWINDOW );
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ImplSetMouseTransparent( true );
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mnHelpWinStyle = nHelpWinStyle;
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mnStyle = nStyle;
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// on windows this will raise the application window, because help windows are system windows now
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// EnableAlwaysOnTop();
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EnableSaveBackground();
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if( mnStyle & QuickHelpFlags::BiDiRtl )
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{
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ComplexTextLayoutMode nLayoutMode = GetLayoutMode();
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nLayoutMode |= TEXT_LAYOUT_BIDI_RTL | TEXT_LAYOUT_TEXTORIGIN_LEFT;
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SetLayoutMode( nLayoutMode );
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}
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SetHelpText( rText );
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Window::SetHelpText( rText );
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ImplSVData* pSVData = ImplGetSVData();
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if ( pSVData->maHelpData.mbSetKeyboardHelp )
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pSVData->maHelpData.mbKeyboardHelp = true;
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const HelpSettings& rHelpSettings = pParent->GetSettings().GetHelpSettings();
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maShowTimer.SetTimeoutHdl( LINK( this, HelpTextWindow, TimerHdl ) );
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maHideTimer.SetTimeoutHdl( LINK( this, HelpTextWindow, TimerHdl ) );
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maHideTimer.SetTimeout( rHelpSettings.GetTipTimeout() );
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}
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void HelpTextWindow::ApplySettings(vcl::RenderContext& rRenderContext)
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{
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const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
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SetPointFont(rRenderContext, rStyleSettings.GetHelpFont());
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rRenderContext.SetTextColor(rStyleSettings.GetHelpTextColor());
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rRenderContext.SetTextAlign(ALIGN_TOP);
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if (rRenderContext.IsNativeControlSupported(CTRL_TOOLTIP, PART_ENTIRE_CONTROL))
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{
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EnableChildTransparentMode(true);
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SetParentClipMode(ParentClipMode::NoClip);
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SetPaintTransparent(true);
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rRenderContext.SetBackground();
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}
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else
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rRenderContext.SetBackground(Wallpaper(rStyleSettings.GetHelpColor()));
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if (rStyleSettings.GetHelpColor().IsDark())
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rRenderContext.SetLineColor(COL_WHITE);
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else
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rRenderContext.SetLineColor(COL_BLACK);
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rRenderContext.SetFillColor();
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}
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HelpTextWindow::~HelpTextWindow()
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{
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disposeOnce();
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}
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void HelpTextWindow::dispose()
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{
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maShowTimer.Stop();
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maHideTimer.Stop();
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if( this == ImplGetSVData()->maHelpData.mpHelpWin )
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ImplGetSVData()->maHelpData.mpHelpWin = NULL;
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FloatingWindow::dispose();
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}
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void HelpTextWindow::SetHelpText( const OUString& rHelpText )
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{
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maHelpText = rHelpText;
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if ( mnHelpWinStyle == HELPWINSTYLE_QUICK && maHelpText.getLength() < HELPTEXTMAXLEN)
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{
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Size aSize;
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aSize.Height() = GetTextHeight();
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if ( mnStyle & QuickHelpFlags::CtrlText )
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aSize.Width() = GetCtrlTextWidth( maHelpText );
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else
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aSize.Width() = GetTextWidth( maHelpText );
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maTextRect = Rectangle( Point( HELPTEXTMARGIN_QUICK, HELPTEXTMARGIN_QUICK ), aSize );
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}
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else // HELPWINSTYLE_BALLOON
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{
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Point aTmpPoint;
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sal_Int32 nCharsInLine = 35 + ((maHelpText.getLength()/100)*5);
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// average width to have all windows consistent
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OUStringBuffer aBuf;
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comphelper::string::padToLength(aBuf, nCharsInLine, 'x');
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OUString aXXX = aBuf.makeStringAndClear();
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long nWidth = GetTextWidth( aXXX );
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Size aTmpSize( nWidth, 0x7FFFFFFF );
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Rectangle aTry1( aTmpPoint, aTmpSize );
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DrawTextFlags nDrawFlags = DrawTextFlags::MultiLine | DrawTextFlags::WordBreak |
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DrawTextFlags::Left | DrawTextFlags::Top;
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if ( mnStyle & QuickHelpFlags::CtrlText )
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nDrawFlags |= DrawTextFlags::Mnemonic;
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Rectangle aTextRect = GetTextRect( aTry1, maHelpText, nDrawFlags );
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// get a better width later...
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maTextRect = aTextRect;
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// safety distance...
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maTextRect.SetPos( Point( HELPTEXTMARGIN_BALLOON, HELPTEXTMARGIN_BALLOON ) );
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}
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Size aSize( CalcOutSize() );
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SetOutputSizePixel( aSize );
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}
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void HelpTextWindow::ImplShow()
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{
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ImplDelData aDogTag( this );
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Show( true, ShowFlags::NoActivate );
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if( !aDogTag.IsDead() )
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Update();
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}
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void HelpTextWindow::Paint( vcl::RenderContext& rRenderContext, const Rectangle& )
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{
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// paint native background
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bool bNativeOK = false;
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if (rRenderContext.IsNativeControlSupported(CTRL_TOOLTIP, PART_ENTIRE_CONTROL))
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{
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// #i46472# workaround gcc3.3 temporary problem
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Rectangle aCtrlRegion(Point(0, 0), GetOutputSizePixel());
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ImplControlValue aControlValue;
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bNativeOK = rRenderContext.DrawNativeControl(CTRL_TOOLTIP, PART_ENTIRE_CONTROL, aCtrlRegion,
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ControlState::NONE, aControlValue, OUString());
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}
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// paint text
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if (mnHelpWinStyle == HELPWINSTYLE_QUICK && maHelpText.getLength() < HELPTEXTMAXLEN)
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{
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if ( mnStyle & QuickHelpFlags::CtrlText )
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rRenderContext.DrawCtrlText(maTextRect.TopLeft(), maHelpText);
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else
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rRenderContext.DrawText(maTextRect.TopLeft(), maHelpText);
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}
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else // HELPWINSTYLE_BALLOON
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{
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DrawTextFlags nDrawFlags = DrawTextFlags::MultiLine|DrawTextFlags::WordBreak|
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DrawTextFlags::Left|DrawTextFlags::Top;
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if (mnStyle & QuickHelpFlags::CtrlText)
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nDrawFlags |= DrawTextFlags::Mnemonic;
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rRenderContext.DrawText(maTextRect, maHelpText, nDrawFlags);
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}
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// border
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if (!bNativeOK)
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{
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Size aSz = GetOutputSizePixel();
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rRenderContext.DrawRect(Rectangle(Point(), aSz));
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if (mnHelpWinStyle == HELPWINSTYLE_BALLOON)
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{
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aSz.Width() -= 2;
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aSz.Height() -= 2;
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Color aColor(rRenderContext.GetLineColor());
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rRenderContext.SetLineColor(COL_GRAY);
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rRenderContext.DrawRect(Rectangle(Point(1, 1), aSz));
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rRenderContext.SetLineColor(aColor);
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}
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}
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}
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void HelpTextWindow::ShowHelp( sal_uInt16 nDelayMode )
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{
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sal_uLong nTimeout = 0;
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if ( nDelayMode != HELPDELAY_NONE )
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{
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// In case of ExtendedHelp display help sooner
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if ( ImplGetSVData()->maHelpData.mbExtHelpMode )
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nTimeout = 15;
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else
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{
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const HelpSettings& rHelpSettings = GetSettings().GetHelpSettings();
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if ( mnHelpWinStyle == HELPWINSTYLE_QUICK )
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nTimeout = rHelpSettings.GetTipDelay();
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else
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nTimeout = rHelpSettings.GetBalloonDelay();
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}
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if ( nDelayMode == HELPDELAY_SHORT )
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nTimeout /= 3;
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}
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maShowTimer.SetTimeout( nTimeout );
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maShowTimer.Start();
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}
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IMPL_LINK_TYPED( HelpTextWindow, TimerHdl, Timer*, pTimer, void)
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{
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if ( pTimer == &maShowTimer )
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{
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if ( mnHelpWinStyle == HELPWINSTYLE_QUICK )
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{
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// start auto-hide-timer for non-ShowTip windows
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ImplSVData* pSVData = ImplGetSVData();
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if ( this == pSVData->maHelpData.mpHelpWin )
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maHideTimer.Start();
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}
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ImplShow();
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}
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else
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{
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DBG_ASSERT( pTimer == &maHideTimer, "HelpTextWindow::TimerHdl with bad Timer" );
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ImplDestroyHelpWindow( true );
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}
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}
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Size HelpTextWindow::CalcOutSize() const
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{
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Size aSz = maTextRect.GetSize();
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aSz.Width() += 2*maTextRect.Left();
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aSz.Height() += 2*maTextRect.Top();
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return aSz;
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}
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void HelpTextWindow::RequestHelp( const HelpEvent& /*rHEvt*/ )
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{
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// Just to assure that Window::RequestHelp() is not called by
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// ShowQuickHelp/ShowBalloonHelp in the HelpTextWindow.
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}
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OUString HelpTextWindow::GetText() const
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{
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return maHelpText;
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}
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::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > HelpTextWindow::CreateAccessible()
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{
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return FloatingWindow::CreateAccessible();
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}
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void ImplShowHelpWindow( vcl::Window* pParent, sal_uInt16 nHelpWinStyle, QuickHelpFlags nStyle,
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const OUString& rHelpText, const OUString& rStatusText,
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const Point& rScreenPos, const Rectangle* pHelpArea )
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{
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ImplSVData* pSVData = ImplGetSVData();
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if (rHelpText.isEmpty() && !pSVData->maHelpData.mbRequestingHelp)
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return;
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HelpTextWindow* pHelpWin = pSVData->maHelpData.mpHelpWin;
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sal_uInt16 nDelayMode = HELPDELAY_NORMAL;
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if ( pHelpWin )
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{
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DBG_ASSERT( pHelpWin != pParent, "HelpInHelp ?!" );
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if ( ( ( pHelpWin->GetHelpText() != rHelpText )
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|| ( pHelpWin->GetWinStyle() != nHelpWinStyle )
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|| ( pHelpArea
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&& ( pHelpWin->GetHelpArea() != *pHelpArea )
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)
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)
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&& pSVData->maHelpData.mbRequestingHelp
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)
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{
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// remove help window if no HelpText or other HelpText or
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// other help mode. but keep it if we are scrolling, ie not requesting help
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bool bWasVisible = pHelpWin->IsVisible();
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if ( bWasVisible )
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nDelayMode = HELPDELAY_NONE; // display it quickly if we were already in quick help mode
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pHelpWin = NULL;
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ImplDestroyHelpWindow( bWasVisible );
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}
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else
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{
|
|
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: */
|