tdf#112323: Sort the category list alphabetically in the Customize dialog

And add multiple separators as per the Design Team's request

Change-Id: I8dd692207fc85d75d585dc486d2c8723444f8a5e
Reviewed-on: https://gerrit.libreoffice.org/53216Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Muhammet Kara <muhammet.kara@pardus.org.tr>

cui/source/customize/CommandCategoryListBox.cxx

@@ -46,7 +46,7 @@
 #include <cfg.hxx> //for SaveInData
 
 CommandCategoryListBox::CommandCategoryListBox(vcl::Window* pParent)
-    : ListBox( pParent, WB_BORDER | WB_DROPDOWN)
+    : ListBox( pParent, WB_BORDER | WB_DROPDOWN | WB_SORT )
     , pStylesInfo( nullptr )
 {
     SetDropDownLineCount(25);
@@ -144,6 +144,9 @@ void CommandCategoryListBox::Init(
             SetEntryData( nEntryPos, m_aGroupInfo.back().get() );
         }
 
+        // Separate the "All commands"category from the actual categories
+        AddSeparator( 0 );
+
         // Add the actual categories
         for (sal_Int32 i = 0; i < nGroupsLength; ++i)
         {
@@ -169,8 +172,10 @@ void CommandCategoryListBox::Init(
         }
 
         // Separate regular commands from styles and macros
-        if (nEntryPos)
-            SetSeparatorPos(nEntryPos);
+        AddSeparator( GetEntryCount() - 1 );
+
+        // Stop sorting, and add Macros and Styles to the end of the list
+        SetStyle(GetStyle() & ~WB_SORT);
 
         // Add macros category
         OUString sMacros( CuiResId(RID_SVXSTR_MACROS) );