toolkit/source/controls/table/tabledatawindow.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <controls/table/tablecontrol.hxx>
  21
  22 #include "tabledatawindow.hxx"
  23 #include "tablecontrol_impl.hxx"
  24 #include "tablegeometry.hxx"
  25
  26 #include <vcl/help.hxx>
  27 #include <vcl/toolkit/scrbar.hxx>
  28 #include <vcl/settings.hxx>
  29 #include <vcl/commandevent.hxx>
  30
  31 namespace svt::table
  32 {
  33     using css::uno::Any;
  34
  35     TableDataWindow::TableDataWindow( TableControl_Impl& _rTableControl )
  36         :Window( &_rTableControl.getAntiImpl() )
  37         ,m_rTableControl( _rTableControl )
  38     {
  39         // by default, use the background as determined by the style settings
  40         const Color aWindowColor( GetSettings().GetStyleSettings().GetFieldColor() );
  41         SetBackground( Wallpaper( aWindowColor ) );
  42         GetOutDev()->SetFillColor( aWindowColor );
  43     }
  44
  45     TableDataWindow::~TableDataWindow()
  46     {
  47         disposeOnce();
  48     }
  49
  50     void TableDataWindow::dispose()
  51     {
  52         impl_hideTipWindow();
  53         Window::dispose();
  54     }
  55
  56     void TableDataWindow::Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& rUpdateRect )
  57     {
  58         m_rTableControl.doPaintContent(rRenderContext, rUpdateRect);
  59     }
  60
  61     void TableDataWindow::RequestHelp( const HelpEvent& rHEvt )
  62     {
  63         HelpEventMode const nHelpMode = rHEvt.GetMode();
  64         if  (   IsMouseCaptured()
  65             ||  !( nHelpMode & HelpEventMode::QUICK )
  66             )
  67         {
  68             Window::RequestHelp( rHEvt );
  69             return;
  70         }
  71
  72         OUString sHelpText;
  73         QuickHelpFlags nHelpStyle = QuickHelpFlags::NONE;
  74
  75         Point const aMousePos( ScreenToOutputPixel( rHEvt.GetMousePosPixel() ) );
  76         RowPos const hitRow = m_rTableControl.getRowAtPoint( aMousePos );
  77         ColPos const hitCol = m_rTableControl.getColAtPoint( aMousePos );
  78
  79         PTableModel const pTableModel( m_rTableControl.getModel() );
  80         if ( ( hitCol >= 0 ) && ( hitCol < pTableModel->getColumnCount() ) )
  81         {
  82             if ( hitRow == ROW_COL_HEADERS )
  83             {
  84                 sHelpText = pTableModel->getColumnModel( hitCol )->getHelpText();
  85             }
  86             else if ( ( hitRow >= 0 ) && ( hitRow < pTableModel->getRowCount() ) )
  87             {
  88                 Any aCellToolTip;
  89                 pTableModel->getCellToolTip( hitCol, hitRow, aCellToolTip );
  90                 if ( !aCellToolTip.hasValue() )
  91                 {
  92                     // use the cell content
  93                     pTableModel->getCellContent( hitCol, hitRow, aCellToolTip );
  94
  95                     // use the cell content as tool tip only if it doesn't fit into the cell.
  96                     tools::Rectangle const aWindowRect( Point( 0, 0 ), GetOutputSizePixel() );
  97                     TableCellGeometry const aCell( m_rTableControl, aWindowRect, hitCol, hitRow );
  98                     tools::Rectangle const aCellRect( aCell.getRect() );
  99
 100                     PTableRenderer const pRenderer = pTableModel->getRenderer();
 101                     if ( pRenderer->FitsIntoCell( aCellToolTip, *GetOutDev(), aCellRect ) )
 102                         aCellToolTip.clear();
 103                 }
 104
 105                 pTableModel->getRenderer()->GetFormattedCellString( aCellToolTip, sHelpText );
 106
 107                 if ( sHelpText.indexOf( '\n' ) >= 0 )
 108                     nHelpStyle = QuickHelpFlags::TipStyleBalloon;
 109             }
 110         }
 111
 112         if ( !sHelpText.isEmpty() )
 113         {
 114             // hide the standard (singleton) help window, so we do not have two help windows open at the same time
 115             Help::HideBalloonAndQuickHelp();
 116
 117             tools::Rectangle const aControlScreenRect(
 118                 OutputToScreenPixel( Point( 0, 0 ) ),
 119                 GetOutputSizePixel()
 120             );
 121
 122             Help::ShowQuickHelp(this, aControlScreenRect, sHelpText, nHelpStyle);
 123         }
 124         else
 125         {
 126             impl_hideTipWindow();
 127             Window::RequestHelp( rHEvt );
 128         }
 129     }
 130
 131     void TableDataWindow::impl_hideTipWindow()
 132     {
 133         Help::HideBalloonAndQuickHelp();
 134     }
 135
 136     void TableDataWindow::MouseMove( const MouseEvent& rMEvt )
 137     {
 138         if ( rMEvt.IsLeaveWindow() )
 139             impl_hideTipWindow();
 140
 141         if ( !m_rTableControl.getInputHandler()->MouseMove( m_rTableControl, rMEvt ) )
 142         {
 143             Window::MouseMove( rMEvt );
 144         }
 145     }
 146
 147     void TableDataWindow::MouseButtonDown( const MouseEvent& rMEvt )
 148     {
 149         impl_hideTipWindow();
 150
 151         Point const aPoint = rMEvt.GetPosPixel();
 152         RowPos const hitRow = m_rTableControl.getRowAtPoint( aPoint );
 153         bool const wasRowSelected = m_rTableControl.isRowSelected( hitRow );
 154         size_t const nPrevSelRowCount = m_rTableControl.getSelectedRowCount();
 155
 156         if ( !m_rTableControl.getInputHandler()->MouseButtonDown( m_rTableControl, rMEvt ) )
 157         {
 158             Window::MouseButtonDown( rMEvt );
 159             return;
 160         }
 161
 162         bool const isRowSelected = m_rTableControl.isRowSelected( hitRow );
 163         size_t const nCurSelRowCount = m_rTableControl.getSelectedRowCount();
 164         if ( isRowSelected != wasRowSelected || nCurSelRowCount != nPrevSelRowCount )
 165         {
 166             m_aSelectHdl.Call( nullptr );
 167         }
 168     }
 169
 170
 171     void TableDataWindow::MouseButtonUp( const MouseEvent& rMEvt )
 172     {
 173         if ( !m_rTableControl.getInputHandler()->MouseButtonUp( m_rTableControl, rMEvt ) )
 174             Window::MouseButtonUp( rMEvt );
 175
 176         m_rTableControl.getAntiImpl().GrabFocus();
 177     }
 178
 179
 180     bool TableDataWindow::EventNotify(NotifyEvent& rNEvt )
 181     {
 182         bool bDone = false;
 183         if ( rNEvt.GetType() == NotifyEventType::COMMAND )
 184         {
 185             const CommandEvent& rCEvt = *rNEvt.GetCommandEvent();
 186             if ( rCEvt.GetCommand() == CommandEventId::Wheel )
 187             {
 188                 const CommandWheelData* pData = rCEvt.GetWheelData();
 189                 if( !pData->GetModifier() && ( pData->GetMode() == CommandWheelMode::SCROLL ) )
 190                 {
 191                     bDone = HandleScrollCommand( rCEvt, m_rTableControl.getHorzScrollbar(), m_rTableControl.getVertScrollbar() );
 192                 }
 193             }
 194         }
 195         return bDone || Window::EventNotify( rNEvt );
 196     }
 197
 198 } // namespace svt::table
 199
 200
 201 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */