svtools/source/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 "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/settings.hxx>
  28
  29 namespace svt { namespace table
  30 {
  31     using css::uno::Any;
  32
  33     TableDataWindow::TableDataWindow( TableControl_Impl& _rTableControl )
  34         :Window( &_rTableControl.getAntiImpl() )
  35         ,m_rTableControl( _rTableControl )
  36         ,m_nTipWindowHandle( 0 )
  37     {
  38         // by default, use the background as determined by the style settings
  39         const Color aWindowColor( GetSettings().GetStyleSettings().GetFieldColor() );
  40         SetBackground( Wallpaper( aWindowColor ) );
  41         SetFillColor( aWindowColor );
  42     }
  43
  44     TableDataWindow::~TableDataWindow()
  45     {
  46         disposeOnce();
  47     }
  48
  49     void TableDataWindow::dispose()
  50     {
  51         impl_hideTipWindow();
  52         Window::dispose();
  53     }
  54
  55     void TableDataWindow::Paint( vcl::RenderContext& rRenderContext, const Rectangle& rUpdateRect )
  56     {
  57         m_rTableControl.doPaintContent(rRenderContext, rUpdateRect);
  58     }
  59
  60     void TableDataWindow::SetBackground( const Wallpaper& rColor )
  61     {
  62         Window::SetBackground( rColor );
  63     }
  64
  65     void TableDataWindow::RequestHelp( const HelpEvent& rHEvt )
  66     {
  67         HelpEventMode const nHelpMode = rHEvt.GetMode();
  68         if  (   IsMouseCaptured()
  69             ||  !( nHelpMode & HelpEventMode::QUICK )
  70             )
  71         {
  72             Window::RequestHelp( rHEvt );
  73             return;
  74         }
  75
  76         OUString sHelpText;
  77         QuickHelpFlags nHelpStyle = QuickHelpFlags::NONE;
  78
  79         Point const aMousePos( ScreenToOutputPixel( rHEvt.GetMousePosPixel() ) );
  80         RowPos const hitRow = m_rTableControl.getRowAtPoint( aMousePos );
  81         ColPos const hitCol = m_rTableControl.getColAtPoint( aMousePos );
  82
  83         PTableModel const pTableModel( m_rTableControl.getModel() );
  84         if ( ( hitCol >= 0 ) && ( hitCol < pTableModel->getColumnCount() ) )
  85         {
  86             if ( hitRow == ROW_COL_HEADERS )
  87             {
  88                 sHelpText = pTableModel->getColumnModel( hitCol )->getHelpText();
  89             }
  90             else if ( ( hitRow >= 0 ) && ( hitRow < pTableModel->getRowCount() ) )
  91             {
  92                 Any aCellToolTip;
  93                 pTableModel->getCellToolTip( hitCol, hitRow, aCellToolTip );
  94                 if ( !aCellToolTip.hasValue() )
  95                 {
  96                     // use the cell content
  97                     pTableModel->getCellContent( hitCol, hitRow, aCellToolTip );
  98
  99                     // use the cell content as tool tip only if it doesn't fit into the cell.
 100                     bool const activeCell = ( hitRow == m_rTableControl.getCurrentRow() ) && ( hitCol == m_rTableControl.getCurrentColumn() );
 101                     bool const selectedCell = m_rTableControl.isRowSelected( hitRow );
 102
 103                     Rectangle const aWindowRect( Point( 0, 0 ), GetOutputSizePixel() );
 104                     TableCellGeometry const aCell( m_rTableControl, aWindowRect, hitCol, hitRow );
 105                     Rectangle const aCellRect( aCell.getRect() );
 106
 107                     PTableRenderer const pRenderer = pTableModel->getRenderer();
 108                     if ( pRenderer->FitsIntoCell( aCellToolTip, hitCol, hitRow, activeCell, selectedCell, *this, aCellRect ) )
 109                         aCellToolTip.clear();
 110                 }
 111
 112                 pTableModel->getRenderer()->GetFormattedCellString( aCellToolTip, hitCol, hitRow, sHelpText );
 113
 114                 if ( sHelpText.indexOf( '\n' ) >= 0 )
 115                     nHelpStyle = QuickHelpFlags::TipStyleBalloon;
 116             }
 117         }
 118
 119         if ( !sHelpText.isEmpty() )
 120         {
 121             // hide the standard (singleton) help window, so we do not have two help windows open at the same time
 122             Help::HideBalloonAndQuickHelp();
 123
 124             Rectangle const aControlScreenRect(
 125                 OutputToScreenPixel( Point( 0, 0 ) ),
 126                 GetOutputSizePixel()
 127             );
 128
 129             if ( m_nTipWindowHandle )
 130             {
 131                 Help::UpdateTip( m_nTipWindowHandle, this, aControlScreenRect, sHelpText );
 132             }
 133             else
 134                 m_nTipWindowHandle = Help::ShowTip( this, aControlScreenRect, sHelpText, nHelpStyle );
 135         }
 136         else
 137         {
 138             impl_hideTipWindow();
 139             Window::RequestHelp( rHEvt );
 140         }
 141     }
 142
 143
 144     void TableDataWindow::impl_hideTipWindow()
 145     {
 146         if ( m_nTipWindowHandle != 0 )
 147         {
 148             Help::HideTip( m_nTipWindowHandle );
 149             m_nTipWindowHandle = 0;
 150         }
 151     }
 152
 153
 154     void TableDataWindow::MouseMove( const MouseEvent& rMEvt )
 155     {
 156         if ( rMEvt.IsLeaveWindow() )
 157             impl_hideTipWindow();
 158
 159         if ( !m_rTableControl.getInputHandler()->MouseMove( m_rTableControl, rMEvt ) )
 160         {
 161             Window::MouseMove( rMEvt );
 162         }
 163     }
 164
 165     void TableDataWindow::MouseButtonDown( const MouseEvent& rMEvt )
 166     {
 167         impl_hideTipWindow();
 168
 169         Point const aPoint = rMEvt.GetPosPixel();
 170         RowPos const hitRow = m_rTableControl.getRowAtPoint( aPoint );
 171         bool const wasRowSelected = m_rTableControl.isRowSelected( hitRow );
 172         size_t const nPrevSelRowCount = m_rTableControl.getSelectedRowCount();
 173
 174         if ( !m_rTableControl.getInputHandler()->MouseButtonDown( m_rTableControl, rMEvt ) )
 175         {
 176             Window::MouseButtonDown( rMEvt );
 177             return;
 178         }
 179
 180         bool const isRowSelected = m_rTableControl.isRowSelected( hitRow );
 181         size_t const nCurSelRowCount = m_rTableControl.getSelectedRowCount();
 182         if ( isRowSelected != wasRowSelected || nCurSelRowCount != nPrevSelRowCount )
 183         {
 184             m_aSelectHdl.Call( NULL );
 185         }
 186     }
 187
 188
 189     void TableDataWindow::MouseButtonUp( const MouseEvent& rMEvt )
 190     {
 191         if ( !m_rTableControl.getInputHandler()->MouseButtonUp( m_rTableControl, rMEvt ) )
 192             Window::MouseButtonUp( rMEvt );
 193
 194         m_rTableControl.getAntiImpl().GrabFocus();
 195     }
 196
 197
 198     bool TableDataWindow::Notify(NotifyEvent& rNEvt )
 199     {
 200         bool nDone = false;
 201         if ( rNEvt.GetType() == MouseNotifyEvent::COMMAND )
 202         {
 203             const CommandEvent& rCEvt = *rNEvt.GetCommandEvent();
 204             if ( rCEvt.GetCommand() == CommandEventId::Wheel )
 205             {
 206                 const CommandWheelData* pData = rCEvt.GetWheelData();
 207                 if( !pData->GetModifier() && ( pData->GetMode() == CommandWheelMode::SCROLL ) )
 208                 {
 209                     nDone = HandleScrollCommand( rCEvt, m_rTableControl.getHorzScrollbar(), m_rTableControl.getVertScrollbar() );
 210                 }
 211             }
 212         }
 213         return nDone || Window::Notify( rNEvt );
 214     }
 215
 216 }} // namespace svt::table
 217
 218
 219 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */