sd/source/ui/toolpanel/controls/PreviewValueSet.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_sd.hxx"
  33
  34 #include "PreviewValueSet.hxx"
  35 #include <vcl/image.hxx>
  36 #include "taskpane/TaskPaneTreeNode.hxx"
  37
  38 namespace sd { namespace toolpanel { namespace controls {
  39
  40
  41 PreviewValueSet::PreviewValueSet (TreeNode* pParent)
  42     : ValueSet (pParent->GetWindow(), WB_TABSTOP),
  43       mpParent(pParent),
  44       maPreviewSize(10,10),
  45       mnBorderWidth(3),
  46       mnBorderHeight(3),
  47       mnMaxColumnCount(-1)
  48 {
  49     SetStyle (
  50         GetStyle()
  51         & ~(WB_ITEMBORDER)// | WB_MENUSTYLEVALUESET)
  52         //        | WB_FLATVALUESET);
  53         );
  54
  55     SetColCount(2);
  56     //  SetLineCount(1);
  57     SetExtraSpacing (2);
  58 }
  59
  60
  61
  62
  63 PreviewValueSet::~PreviewValueSet (void)
  64 {
  65 }
  66
  67
  68
  69
  70 void PreviewValueSet::SetPreviewSize (const Size& rSize)
  71 {
  72     maPreviewSize = rSize;
  73 }
  74
  75
  76
  77
  78 void PreviewValueSet::SetRightMouseClickHandler (const Link& rLink)
  79 {
  80     maRightMouseClickHandler = rLink;
  81 }
  82
  83
  84
  85
  86 void PreviewValueSet::MouseButtonDown (const MouseEvent& rEvent)
  87 {
  88     if (rEvent.IsRight())
  89         maRightMouseClickHandler.Call(reinterpret_cast<void*>(
  90             &const_cast<MouseEvent&>(rEvent)));
  91     else
  92         ValueSet::MouseButtonDown (rEvent);
  93
  94 }
  95
  96
  97
  98
  99 void PreviewValueSet::Paint (const Rectangle& rRect)
 100 {
 101     SetBackground (GetSettings().GetStyleSettings().GetWindowColor());
 102
 103     ValueSet::Paint (rRect);
 104
 105     SetBackground (Wallpaper());
 106 }
 107
 108
 109
 110
 111 void PreviewValueSet::Resize (void)
 112 {
 113     ValueSet::Resize ();
 114
 115     Size aWindowSize (GetOutputSizePixel());
 116     if (aWindowSize.Width()>0 && aWindowSize.Height()>0)
 117     {
 118         Rearrange();
 119     }
 120 }
 121
 122
 123
 124
 125 void PreviewValueSet::Command (const CommandEvent& rEvent)
 126 {
 127     switch (rEvent.GetCommand())
 128     {
 129         case COMMAND_CONTEXTMENU:
 130         {
 131             CommandEvent aNonConstEventCopy (rEvent);
 132             maContextMenuCallback.Call(&aNonConstEventCopy);
 133         }
 134         break;
 135
 136         default:
 137             ValueSet::Command(rEvent);
 138             break;
 139     }
 140 }
 141
 142
 143
 144
 145 void PreviewValueSet::Rearrange (bool bForceRequestResize)
 146 {
 147     USHORT nOldColumnCount (GetColCount());
 148     USHORT nOldRowCount (GetLineCount());
 149
 150     USHORT nNewColumnCount (CalculateColumnCount (
 151         GetOutputSizePixel().Width()));
 152     USHORT nNewRowCount (CalculateRowCount (nNewColumnCount));
 153
 154     SetColCount(nNewColumnCount);
 155     SetLineCount(nNewRowCount);
 156
 157     if (bForceRequestResize
 158         || nOldColumnCount != nNewColumnCount
 159         || nOldRowCount != nNewRowCount)
 160         mpParent->RequestResize();
 161 }
 162
 163
 164
 165
 166 void PreviewValueSet::SetContextMenuCallback (const Link& rLink)
 167 {
 168     maContextMenuCallback = rLink;
 169 }
 170
 171
 172
 173
 174 USHORT PreviewValueSet::CalculateColumnCount (int nWidth) const
 175 {
 176     int nColumnCount = 0;
 177     if (nWidth > 0)
 178     {
 179         nColumnCount = nWidth / (maPreviewSize.Width() + 2*mnBorderWidth);
 180         if (nColumnCount < 1)
 181             nColumnCount = 1;
 182         else if (mnMaxColumnCount>0 && nColumnCount>mnMaxColumnCount)
 183             nColumnCount = mnMaxColumnCount;
 184     }
 185     return (USHORT)nColumnCount;
 186 }
 187
 188
 189
 190
 191 USHORT PreviewValueSet::CalculateRowCount (USHORT nColumnCount) const
 192 {
 193     int nRowCount = 0;
 194     int nItemCount = GetItemCount();
 195     if (nColumnCount > 0)
 196     {
 197         nRowCount = (nItemCount+nColumnCount-1) / nColumnCount;
 198         if (nRowCount < 1)
 199             nRowCount = 1;
 200     }
 201
 202     return (USHORT)nRowCount;
 203 }
 204
 205
 206
 207
 208 sal_Int32 PreviewValueSet::GetPreferredWidth (sal_Int32 nHeight)
 209 {
 210     int nPreferredWidth (maPreviewSize.Width() + 2*mnBorderWidth);
 211
 212     // Get height of each row.
 213     int nItemHeight (maPreviewSize.Height() + 2*mnBorderHeight);
 214
 215     // Calculate the row- and column count and from the later the preferred
 216     // width.
 217     int nRowCount = nHeight / nItemHeight;
 218     if (nRowCount > 0)
 219     {
 220         int nColumnCount = (GetItemCount()+nRowCount-1) / nRowCount;
 221         if (nColumnCount > 0)
 222             nPreferredWidth = (maPreviewSize.Width() + 2*mnBorderWidth)
 223                 * nColumnCount;
 224     }
 225
 226     return nPreferredWidth;
 227 }
 228
 229
 230
 231
 232 sal_Int32 PreviewValueSet::GetPreferredHeight (sal_Int32 nWidth)
 233 {
 234     int nRowCount (CalculateRowCount(CalculateColumnCount(nWidth)));
 235     int nItemHeight (maPreviewSize.Height());
 236
 237     return nRowCount * (nItemHeight + 2*mnBorderHeight);
 238 }
 239
 240
 241
 242
 243 } } } // end of namespace ::sd::toolpanel::controls