tdf#124150 increase size of color valueset widget

Size of the color value set can be set through settings, but there
was no setter. Added a setter and set it to a bigger value so it
is better suited for touch.

Change-Id: I8c9b17f7379c4702b0faf7847f1e6292cd89b0d0
Reviewed-on: https://gerrit.libreoffice.org/70031
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>

include/vcl/settings.hxx

@@ -592,6 +592,7 @@ public:
     // be used.
     static sal_uInt16               GetColorValueSetMaximumRowCount();
 
+    void                            SetListBoxPreviewDefaultLogicSize(Size const & rSize);
     const Size&                     GetListBoxPreviewDefaultPixelSize() const;
 
     // the default LineWidth for ListBox UI previews (LineStyle, LineDash, LineStartEnd). Default is 1.

vcl/source/app/settings.cxx

@@ -1981,6 +1981,11 @@ StyleSettings::operator !=( const StyleSettings& rSet ) const
     return !(*this == rSet);
 }
 
+void StyleSettings::SetListBoxPreviewDefaultLogicSize(Size const& rSize)
+{
+    mxData->maListBoxPreviewDefaultLogicSize = rSize;
+}
+
 const Size& StyleSettings::GetListBoxPreviewDefaultPixelSize() const
 {
     if(0 == mxData->maListBoxPreviewDefaultPixelSize.Width() || 0 == mxData->maListBoxPreviewDefaultPixelSize.Height())

vcl/source/gdi/FileDefinitionWidgetDraw.cxx

@@ -929,6 +929,7 @@ bool FileDefinitionWidgetDraw::updateSettings(AllSettings& rSettings)
 
     aStyleSet.SetTitleHeight(16);
     aStyleSet.SetFloatTitleHeight(12);
+    aStyleSet.SetListBoxPreviewDefaultLogicSize(Size(16, 16));
 
     rSettings.SetStyleSettings(aStyleSet);