svx/source/tbxctrls/SvxColorValueSet.cxx

   1 /*
   2  * This file is part of the LibreOffice project.
   3  *
   4  * This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   7  *
   8  * This file incorporates work covered by the following license notice:
   9  *
  10  *   Licensed to the Apache Software Foundation (ASF) under one or more
  11  *   contributor license agreements. See the NOTICE file distributed
  12  *   with this work for additional information regarding copyright
  13  *   ownership. The ASF licenses this file to you under the Apache
  14  *   License, Version 2.0 (the "License"); you may not use this file
  15  *   except in compliance with the License. You may obtain a copy of
  16  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  17  */
  18
  19 #include <svx/SvxColorValueSet.hxx>
  20 #include <svx/xtable.hxx>
  21 #include <vcl/builder.hxx>
  22 #include <vcl/svapp.hxx>
  23
  24 //////////////////////////////////////////////////////////////////////////////
  25
  26 SvxColorValueSet::SvxColorValueSet(Window* _pParent, WinBits nWinStyle)
  27 :   ValueSet(_pParent, nWinStyle)
  28 {
  29     SetEdgeBlending(true);
  30 }
  31
  32 extern "C" SAL_DLLPUBLIC_EXPORT Window* SAL_CALL makeSvxColorValueSet(Window *pParent, VclBuilder::stringmap &rMap)
  33 {
  34     WinBits nWinBits = WB_TABSTOP;
  35
  36     VclBuilder::stringmap::iterator aFind = rMap.find(OString("border"));
  37     if (aFind != rMap.end())
  38     {
  39         if (toBool(aFind->second))
  40             nWinBits |= WB_BORDER;
  41         rMap.erase(aFind);
  42     }
  43
  44     return new SvxColorValueSet(pParent, nWinBits);
  45 }
  46
  47 SvxColorValueSet::SvxColorValueSet(Window* _pParent, const ResId& rResId)
  48 :   ValueSet(_pParent, rResId)
  49 {
  50     SetEdgeBlending(true);
  51 }
  52
  53 sal_uInt32 SvxColorValueSet::getMaxRowCount() const
  54 {
  55     const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
  56
  57     return rStyleSettings.GetColorValueSetMaximumRowCount();
  58 }
  59
  60 sal_uInt32 SvxColorValueSet::getEntryEdgeLength() const
  61 {
  62     const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
  63
  64     return rStyleSettings.GetListBoxPreviewDefaultPixelSize().Height() + 1;
  65 }
  66
  67 sal_uInt32 SvxColorValueSet::getColumnCount() const
  68 {
  69     const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
  70
  71     return rStyleSettings.GetColorValueSetColumnCount();
  72 }
  73
  74 void SvxColorValueSet::addEntriesForXColorList(const XColorList& rXColorList, sal_uInt32 nStartIndex)
  75 {
  76     const sal_uInt32 nColorCount(rXColorList.Count());
  77
  78     for(sal_uInt32 nIndex(0); nIndex < nColorCount; nIndex++, nStartIndex++)
  79     {
  80         const XColorEntry* pEntry = rXColorList.GetColor(nIndex);
  81
  82         if(pEntry)
  83         {
  84             InsertItem(nStartIndex, pEntry->GetColor(), pEntry->GetName());
  85         }
  86         else
  87         {
  88             OSL_ENSURE(false, "OOps, XColorList with empty entries (!)");
  89         }
  90     }
  91 }
  92
  93 Size SvxColorValueSet::layoutAllVisible(sal_uInt32 nEntryCount)
  94 {
  95     if(!nEntryCount)
  96     {
  97         nEntryCount++;
  98     }
  99
 100     const sal_uInt32 nRowCount(ceil(double(nEntryCount)/getColumnCount()));
 101     const Size aItemSize(getEntryEdgeLength() - 2, getEntryEdgeLength() - 2);
 102     const WinBits aWinBits(GetStyle() & ~WB_VSCROLL);
 103
 104     if(nRowCount > getMaxRowCount())
 105     {
 106         SetStyle(aWinBits|WB_VSCROLL);
 107     }
 108     else
 109     {
 110         SetStyle(aWinBits);
 111     }
 112
 113     SetColCount(getColumnCount());
 114     SetLineCount(std::min(nRowCount, getMaxRowCount()));
 115     SetItemWidth(aItemSize.Width());
 116     SetItemHeight(aItemSize.Height());
 117
 118     return CalcWindowSizePixel(aItemSize);
 119 }
 120
 121 void SvxColorValueSet::Resize()
 122 {
 123     Window *pParent = GetParent();
 124     //don't do this for the drop down color palettes
 125     if (pParent && pParent->GetType() != WINDOW_FLOATINGWINDOW)
 126         layoutToGivenHeight(GetOutputSizePixel().Height(), GetItemCount());
 127     ValueSet::Resize();
 128 }
 129
 130 Size SvxColorValueSet::layoutToGivenHeight(sal_uInt32 nHeight, sal_uInt32 nEntryCount)
 131 {
 132     if(!nEntryCount)
 133     {
 134         nEntryCount++;
 135     }
 136
 137     const Size aItemSize(getEntryEdgeLength(), getEntryEdgeLength());
 138     const WinBits aWinBits(GetStyle() & ~WB_VSCROLL);
 139
 140     // get size whith all fields disabled
 141     const WinBits aWinBitsNoScrollNoFields(GetStyle() & ~(WB_VSCROLL|WB_NAMEFIELD|WB_NONEFIELD));
 142     SetStyle(aWinBitsNoScrollNoFields);
 143     const Size aSizeNoScrollNoFields(CalcWindowSizePixel(aItemSize, getColumnCount()));
 144
 145     // get size with all needed fields
 146     SetStyle(aWinBits);
 147     Size aNewSize(CalcWindowSizePixel(aItemSize, getColumnCount()));
 148
 149     // evtl. activate vertical scroll
 150     const bool bAdaptHeight(static_cast< sal_uInt32 >(aNewSize.Height()) > nHeight);
 151
 152     if(bAdaptHeight)
 153     {
 154         SetStyle(aWinBits|WB_VSCROLL);
 155         aNewSize = CalcWindowSizePixel(aItemSize, getColumnCount());
 156     }
 157
 158     // calculate field height and available height for requested height
 159     const sal_uInt32 nFieldHeight(aNewSize.Height() - aSizeNoScrollNoFields.Height());
 160     const sal_uInt32 nAvailableHeight(nHeight >= nFieldHeight ? nHeight - nFieldHeight : 0);
 161
 162     // calculate how many lines can be shown there
 163     const Size aItemSizePixel(CalcItemSizePixel(aItemSize));
 164     const sal_uInt32 nLineCount((nAvailableHeight + aItemSizePixel.Height() - 1) / aItemSizePixel.Height());
 165
 166     // set height to wanted height
 167     aNewSize.Height() = nHeight;
 168
 169     SetItemWidth(aItemSize.Width());
 170     SetItemHeight(aItemSize.Height());
 171     SetColCount(getColumnCount());
 172     SetLineCount(nLineCount);
 173
 174     return aNewSize;
 175 }
 176