Resolves: #i122074# paragraph property panel

correct enable/disable of indentation increase/decrease controls

(cherry picked from commit cc9eaeaaa2ab279db0bf9a8fa63034333dbdaae3)

Change-Id: Ia7c676435859027f0526d6253db771e2359bb7cc
diff --git a/svx/source/sidebar/paragraph/ParaPropertyPanel.cxx b/svx/source/sidebar/paragraph/ParaPropertyPanel.cxx
index e4d7141..5716de9 100644
--- a/svx/source/sidebar/paragraph/ParaPropertyPanel.cxx
+++ b/svx/source/sidebar/paragraph/ParaPropertyPanel.cxx
@@ -1280,9 +1280,9 @@ void ParaPropertyPanel::StateChangedIndentImpl( sal_uInt16 /*nSID*/, SfxItemStat

        maTbxIndent_IncDec->Enable();
        maTbxIndent_IncDec->EnableItem(ID_HANGING_INDENT, sal_True);
        if(maContext.GetCombinedContext() != CombinedEnumContext(Application_Writer, Context_Text)
            && maContext.GetCombinedContext() != CombinedEnumContext(Application_Writer, Context_Default)
            && maContext.GetCombinedContext() != CombinedEnumContext(Application_Writer, Context_Table))
        if ( maContext.GetCombinedContext() != CombinedEnumContext(Application_Writer, Context_Text)
             && maContext.GetCombinedContext() != CombinedEnumContext(Application_Writer, Context_Default)
             && maContext.GetCombinedContext() != CombinedEnumContext(Application_Writer, Context_Table) )
        {
            maTbxIndent_IncDec->EnableItem(BT_TBX_INDENT_INC, sal_True);
            maTbxIndent_IncDec->EnableItem(BT_TBX_INDENT_DEC, sal_True);
@@ -1407,27 +1407,20 @@ void ParaPropertyPanel::StateChangeOutLineImpl( sal_uInt16 nSID, SfxItemState eS

void ParaPropertyPanel::StateChangeIncDecImpl( sal_uInt16 nSID, SfxItemState eState, const SfxPoolItem* pState )
{
    if (nSID==SID_INC_INDENT)
    if ( ( maContext.GetCombinedContext() == CombinedEnumContext(Application_Writer, Context_Text)
           || maContext.GetCombinedContext() == CombinedEnumContext(Application_Writer, Context_Default)
           || maContext.GetCombinedContext() ==  CombinedEnumContext(Application_Writer, Context_Table) )
         && ( nSID == SID_INC_INDENT || nSID == SID_DEC_INDENT ) )
    {
        if( pState && eState == SFX_ITEM_UNKNOWN )
            maTbxIndent_IncDec->EnableItem(BT_TBX_INDENT_INC, sal_True);
        else
            if( maContext.GetCombinedContext() != CombinedEnumContext(Application_Writer, Context_Text)  &&
                maContext.GetCombinedContext() != CombinedEnumContext(Application_Writer, Context_Default) &&
            maContext.GetCombinedContext() !=  CombinedEnumContext(Application_Writer, Context_Table) )
                maTbxIndent_IncDec->EnableItem(BT_TBX_INDENT_INC, sal_False);
    }
    if (nSID==SID_DEC_INDENT)
    {
        if( pState && eState == SFX_ITEM_UNKNOWN )
            maTbxIndent_IncDec->EnableItem(BT_TBX_INDENT_DEC, sal_True);
        else
            if( maContext.GetCombinedContext() != CombinedEnumContext(Application_Writer, Context_Text)  &&
                maContext.GetCombinedContext() != CombinedEnumContext(Application_Writer, Context_Default) &&
            maContext.GetCombinedContext() !=  CombinedEnumContext(Application_Writer, Context_Table) )
                maTbxIndent_IncDec->EnableItem(BT_TBX_INDENT_DEC, sal_False);
        // Writer's text shell is the only one which provides reasonable states for Slots SID_INC_INDENT and SID_DEC_INDENT
        // - namely SFX_ITEM_UNKNOWN and SFX_ITEM_DISABLED
        maTbxIndent_IncDec->EnableItem(
            nSID == SID_INC_INDENT ? BT_TBX_INDENT_INC : BT_TBX_INDENT_DEC,
            ( pState && eState == SFX_ITEM_UNKNOWN ) ? sal_True : sal_False );
    }
}


// Add toggle state for numbering and bullet icons
void ParaPropertyPanel::StateChangeBulletNumImpl( sal_uInt16 nSID, SfxItemState eState, const SfxPoolItem* pState )
{