Line data    Source code

       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 "PreviewValueSet.hxx"
      21             : #include <vcl/image.hxx>
      22             : 
      23             : 
      24             : namespace sd { namespace sidebar {
      25             : 
      26             : 
      27           0 : PreviewValueSet::PreviewValueSet (::Window* pParent)
      28             :     : ValueSet (pParent, WB_TABSTOP),
      29             :       maPreviewSize(10,10),
      30             :       mnBorderWidth(3),
      31             :       mnBorderHeight(3),
      32           0 :       mnMaxColumnCount(-1)
      33             : {
      34             :     SetStyle (
      35           0 :         GetStyle()
      36             :         & ~(WB_ITEMBORDER)// | WB_MENUSTYLEVALUESET)
      37             :         //        | WB_FLATVALUESET);
      38           0 :         );
      39           0 :     SetColCount(2);
      40           0 :     SetExtraSpacing (2);
      41           0 : }
      42             : 
      43             : 
      44             : 
      45             : 
      46           0 : PreviewValueSet::~PreviewValueSet (void)
      47             : {
      48           0 : }
      49             : 
      50             : 
      51             : 
      52             : 
      53           0 : void PreviewValueSet::SetPreviewSize (const Size& rSize)
      54             : {
      55           0 :     maPreviewSize = rSize;
      56           0 : }
      57             : 
      58             : 
      59             : 
      60             : 
      61           0 : void PreviewValueSet::SetRightMouseClickHandler (const Link& rLink)
      62             : {
      63           0 :     maRightMouseClickHandler = rLink;
      64           0 : }
      65             : 
      66             : 
      67             : 
      68             : 
      69           0 : void PreviewValueSet::MouseButtonDown (const MouseEvent& rEvent)
      70             : {
      71           0 :     if (rEvent.IsRight())
      72             :         maRightMouseClickHandler.Call(reinterpret_cast<void*>(
      73           0 :             &const_cast<MouseEvent&>(rEvent)));
      74             :     else
      75           0 :         ValueSet::MouseButtonDown (rEvent);
      76             : 
      77           0 : }
      78             : 
      79             : 
      80             : 
      81             : 
      82           0 : void PreviewValueSet::Resize (void)
      83             : {
      84           0 :     ValueSet::Resize ();
      85             : 
      86           0 :     Size aWindowSize (GetOutputSizePixel());
      87           0 :     if (aWindowSize.Width()>0 && aWindowSize.Height()>0)
      88             :     {
      89           0 :         Rearrange();
      90             :     }
      91           0 : }
      92             : 
      93             : 
      94             : 
      95             : 
      96           0 : void PreviewValueSet::Rearrange (bool /*bForceRequestResize*/)
      97             : {
      98             :     sal_uInt16 nNewColumnCount (CalculateColumnCount (
      99           0 :         GetOutputSizePixel().Width()));
     100           0 :     sal_uInt16 nNewRowCount (CalculateRowCount (nNewColumnCount));
     101             : 
     102           0 :     SetColCount(nNewColumnCount);
     103           0 :     SetLineCount(nNewRowCount);
     104           0 : }
     105             : 
     106             : 
     107             : 
     108             : 
     109           0 : sal_uInt16 PreviewValueSet::CalculateColumnCount (int nWidth) const
     110             : {
     111           0 :     int nColumnCount = 0;
     112           0 :     if (nWidth > 0)
     113             :     {
     114           0 :         nColumnCount = nWidth / (maPreviewSize.Width() + 2*mnBorderWidth);
     115           0 :         if (nColumnCount < 1)
     116           0 :             nColumnCount = 1;
     117           0 :         else if (mnMaxColumnCount>0 && nColumnCount>mnMaxColumnCount)
     118           0 :             nColumnCount = mnMaxColumnCount;
     119             :     }
     120           0 :     return (sal_uInt16)nColumnCount;
     121             : }
     122             : 
     123             : 
     124             : 
     125             : 
     126           0 : sal_uInt16 PreviewValueSet::CalculateRowCount (sal_uInt16 nColumnCount) const
     127             : {
     128           0 :     int nRowCount = 0;
     129           0 :     int nItemCount = GetItemCount();
     130           0 :     if (nColumnCount > 0)
     131             :     {
     132           0 :         nRowCount = (nItemCount+nColumnCount-1) / nColumnCount;
     133           0 :         if (nRowCount < 1)
     134           0 :             nRowCount = 1;
     135             :     }
     136             : 
     137           0 :     return (sal_uInt16)nRowCount;
     138             : }
     139             : 
     140             : 
     141             : 
     142             : 
     143           0 : sal_Int32 PreviewValueSet::GetPreferredWidth (sal_Int32 nHeight)
     144             : {
     145           0 :     int nPreferredWidth (maPreviewSize.Width() + 2*mnBorderWidth);
     146             : 
     147             :     // Get height of each row.
     148           0 :     int nItemHeight (maPreviewSize.Height() + 2*mnBorderHeight);
     149             : 
     150             :     // Calculate the row- and column count and from the later the preferred
     151             :     // width.
     152           0 :     int nRowCount = nHeight / nItemHeight;
     153           0 :     if (nRowCount > 0)
     154             :     {
     155           0 :         int nColumnCount = (GetItemCount()+nRowCount-1) / nRowCount;
     156           0 :         if (nColumnCount > 0)
     157           0 :             nPreferredWidth = (maPreviewSize.Width() + 2*mnBorderWidth)
     158           0 :                 * nColumnCount;
     159             :     }
     160             : 
     161           0 :     return nPreferredWidth;
     162             : }
     163             : 
     164             : 
     165             : 
     166             : 
     167           0 : sal_Int32 PreviewValueSet::GetPreferredHeight (sal_Int32 nWidth)
     168             : {
     169           0 :     int nRowCount (CalculateRowCount(CalculateColumnCount(nWidth)));
     170           0 :     int nItemHeight (maPreviewSize.Height());
     171             : 
     172           0 :     return nRowCount * (nItemHeight + 2*mnBorderHeight);
     173             : }
     174             : 
     175             : 
     176             : 
     177             : 
     178          33 : } } // end of namespace sd::sidebar
     179             : 
     180             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */