sw/source/ui/utlui/viewlayoutctrl.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 <viewlayoutctrl.hxx>
  21
  22 #include <vcl/status.hxx>
  23 #include <vcl/image.hxx>
  24 #include <svl/eitem.hxx>
  25 #include <svx/viewlayoutitem.hxx>
  26 #include <utlui.hrc>
  27 #include <swtypes.hxx>  // for pathfinder
  28
  29 SFX_IMPL_STATUSBAR_CONTROL( SwViewLayoutControl, SvxViewLayoutItem );
  30
  31 const long nImageWidthSingle = 14;
  32 const long nImageWidthAuto = 24;
  33 const long nImageWidthBook = 22;
  34 const long nImageWidthSum = nImageWidthSingle + nImageWidthAuto + nImageWidthBook;
  35 const long nImageHeight = 10;
  36
  37 struct SwViewLayoutControl::SwViewLayoutControl_Impl
  38 {
  39     sal_uInt16      mnState; // 0 = single, 1 = auto, 2 = book, 3 = none
  40     Image       maImageSingleColumn;
  41     Image       maImageSingleColumn_Active;
  42     Image       maImageAutomatic;
  43     Image       maImageAutomatic_Active;
  44     Image       maImageBookMode;
  45     Image       maImageBookMode_Active;
  46 };
  47
  48 SwViewLayoutControl::SwViewLayoutControl( sal_uInt16 _nSlotId, sal_uInt16 _nId, StatusBar& rStb ) :
  49     SfxStatusBarControl( _nSlotId, _nId, rStb ),
  50     mpImpl( new SwViewLayoutControl_Impl )
  51 {
  52     mpImpl->mnState = 0;
  53
  54     mpImpl->maImageSingleColumn         = Image( SW_RES(IMG_VIEWLAYOUT_SINGLECOLUMN) );
  55     mpImpl->maImageSingleColumn_Active  = Image( SW_RES(IMG_VIEWLAYOUT_SINGLECOLUMN_ACTIVE) );
  56     mpImpl->maImageAutomatic            = Image( SW_RES(IMG_VIEWLAYOUT_AUTOMATIC) );
  57     mpImpl->maImageAutomatic_Active     = Image( SW_RES(IMG_VIEWLAYOUT_AUTOMATIC_ACTIVE) );
  58     mpImpl->maImageBookMode             = Image( SW_RES(IMG_VIEWLAYOUT_BOOKMODE) );
  59     mpImpl->maImageBookMode_Active      = Image( SW_RES(IMG_VIEWLAYOUT_BOOKMODE_ACTIVE) );
  60 }
  61
  62 SwViewLayoutControl::~SwViewLayoutControl()
  63 {
  64     delete mpImpl;
  65 }
  66
  67 void SwViewLayoutControl::StateChanged( sal_uInt16 /*nSID*/, SfxItemState eState, const SfxPoolItem* pState )
  68 {
  69     if ( SFX_ITEM_AVAILABLE != eState || pState->ISA( SfxVoidItem ) )
  70         GetStatusBar().SetItemText( GetId(), String() );
  71     else
  72     {
  73         OSL_ENSURE( pState->ISA( SvxViewLayoutItem ), "invalid item type" );
  74         const sal_uInt16 nColumns  = static_cast<const SvxViewLayoutItem*>( pState )->GetValue();
  75         const bool   bBookMode = static_cast<const SvxViewLayoutItem*>( pState )->IsBookMode();
  76
  77         // SingleColumn Mode
  78         if ( 1 == nColumns )
  79             mpImpl->mnState = 0;
  80         // Automatic Mode
  81         else if ( 0 == nColumns )
  82             mpImpl->mnState = 1;
  83         // Book Mode
  84         else if ( bBookMode && 2 == nColumns )
  85             mpImpl->mnState = 2;
  86         else
  87             mpImpl->mnState = 3;
  88     }
  89
  90     if ( GetStatusBar().AreItemsVisible() )
  91         GetStatusBar().SetItemData( GetId(), 0 );    // force repaint
  92 }
  93
  94 void SwViewLayoutControl::Paint( const UserDrawEvent& rUsrEvt )
  95 {
  96     OutputDevice*       pDev =  rUsrEvt.GetDevice();
  97     Rectangle           aRect = rUsrEvt.GetRect();
  98
  99     const Rectangle aControlRect = getControlRect();
 100
 101     const bool bSingleColumn    = 0 == mpImpl->mnState;
 102     const bool bAutomatic       = 1 == mpImpl->mnState;
 103     const bool bBookMode        = 2 == mpImpl->mnState;
 104
 105     const long nXOffset = (aRect.GetWidth()  - nImageWidthSum)/2;
 106     const long nYOffset = (aControlRect.GetHeight() - nImageHeight)/2;
 107
 108     aRect.Left() = aRect.Left() + nXOffset;
 109     aRect.Top()  = aRect.Top() + nYOffset;
 110
 111     // draw single column image:
 112     pDev->DrawImage( aRect.TopLeft(), bSingleColumn ? mpImpl->maImageSingleColumn_Active : mpImpl->maImageSingleColumn );
 113
 114     // draw automatic image:
 115     aRect.Left() += nImageWidthSingle;
 116     pDev->DrawImage( aRect.TopLeft(), bAutomatic ? mpImpl->maImageAutomatic_Active       : mpImpl->maImageAutomatic );
 117
 118     // draw bookmode image:
 119     aRect.Left() += nImageWidthAuto;
 120     pDev->DrawImage( aRect.TopLeft(), bBookMode ? mpImpl->maImageBookMode_Active         : mpImpl->maImageBookMode );
 121 }
 122
 123 sal_Bool SwViewLayoutControl::MouseButtonDown( const MouseEvent & rEvt )
 124 {
 125     const Rectangle aRect = getControlRect();
 126     const Point aPoint = rEvt.GetPosPixel();
 127     const long nXDiff = aPoint.X() - aRect.Left();
 128
 129     sal_uInt16 nColumns = 1;
 130     bool bBookMode = false;
 131
 132     const long nXOffset = (aRect.GetWidth() - nImageWidthSum)/2;
 133
 134     if ( nXDiff < nXOffset + nImageWidthSingle )
 135     {
 136         mpImpl->mnState = 0; // single
 137         nColumns = 1;
 138     }
 139     else if ( nXDiff < nXOffset + nImageWidthSingle + nImageWidthAuto )
 140     {
 141         mpImpl->mnState = 1; // auto
 142         nColumns = 0;
 143     }
 144     else
 145     {
 146         mpImpl->mnState = 2; // book
 147         nColumns = 2;
 148         bBookMode = true;
 149     }
 150
 151     // commit state change
 152     SvxViewLayoutItem aViewLayout( nColumns, bBookMode );
 153
 154     ::com::sun::star::uno::Any a;
 155     aViewLayout.QueryValue( a );
 156
 157     ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue > aArgs( 1 );
 158     aArgs[0].Name = OUString( "ViewLayout" );
 159     aArgs[0].Value = a;
 160
 161     execute( aArgs );
 162
 163     return sal_True;
 164 }
 165
 166 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */