loplugin:unusedmethods unused return value in starmath

Change-Id: Ic70c3d727ecadd082f7e5d293fc2b279b1287b8f

starmath/inc/caret.hxx

@@ -36,9 +36,6 @@ struct SmCaretPos{
     int Index;
     /** True, if this is a valid caret position */
     bool IsValid() const { return pSelectedNode != nullptr; }
-    bool operator!=(const SmCaretPos &pos) const {
-        return pos.pSelectedNode != pSelectedNode || Index != pos.Index;
-    }
     bool operator==(const SmCaretPos &pos) const {
         return pos.pSelectedNode == pSelectedNode && Index == pos.Index;
     }

starmath/inc/dialog.hxx

@@ -481,14 +481,14 @@ public:
     // Dialog
     virtual short   Execute() override;
 
-    bool SelectOldSymbolSet(const OUString &rSymbolSetName)
+    void SelectOldSymbolSet(const OUString &rSymbolSetName)
     {
-        return SelectSymbolSet(*pOldSymbolSets, rSymbolSetName, false);
+        SelectSymbolSet(*pOldSymbolSets, rSymbolSetName, false);
     }
 
-    bool SelectOldSymbol(const OUString &rSymbolName)
+    void SelectOldSymbol(const OUString &rSymbolName)
     {
-        return SelectSymbol(*pOldSymbols, rSymbolName, false);
+        SelectSymbol(*pOldSymbols, rSymbolName, false);
     }
 
     bool SelectSymbolSet(const OUString &rSymbolSetName)

starmath/inc/document.hxx

@@ -178,7 +178,7 @@ public:
     const OUString GetComment() const;
 
     // to replace chars that can not be saved with the document...
-    bool    ReplaceBadChars();
+    void        ReplaceBadChars();
 
     void        UpdateText();
     void        SetText(const OUString& rBuffer);

starmath/inc/parse.hxx

@@ -116,7 +116,7 @@ public:
     bool        IsExportSymbolNames() const        { return m_bExportSymNames; }
     void        SetExportSymbolNames(bool bVal)    { m_bExportSymNames = bVal; }
 
-    size_t      AddError(SmParseError Type, SmNode *pNode);
+    void        AddError(SmParseError Type, SmNode *pNode);
     const SmErrorDesc*  NextError();
     const SmErrorDesc*  PrevError();
     const SmErrorDesc*  GetError(size_t i);

starmath/inc/utility.hxx

@@ -135,7 +135,6 @@ public:
     vcl::Font       Get(sal_uInt16 nPos = 0) const;
 
     SmFontPickList& operator = (const SmFontPickList& rList);
-    vcl::Font       operator [] (sal_uInt16 nPos) const;
 
     void            ReadFrom(const SmFontDialog& rDialog);
     void            WriteTo(SmFontDialog& rDialog) const;

starmath/source/document.cxx

@@ -807,7 +807,7 @@ bool SmDocShell::Save()
 /*
  * replace bad characters that can not be saved. (#i74144)
  * */
-bool SmDocShell::ReplaceBadChars()
+void SmDocShell::ReplaceBadChars()
 {
     bool bReplace = false;
 
@@ -827,8 +827,6 @@ bool SmDocShell::ReplaceBadChars()
         if (bReplace)
             aText = aBuf.makeStringAndClear();
     }
-
-    return bReplace;
 }
 
 

starmath/source/parse.cxx

@@ -2414,7 +2414,7 @@ SmNode *SmParser::ParseExpression(const OUString &rBuffer)
 }
 
 
-size_t SmParser::AddError(SmParseError Type, SmNode *pNode)
+void SmParser::AddError(SmParseError Type, SmNode *pNode)
 {
     std::unique_ptr<SmErrorDesc> pErrDesc(new SmErrorDesc);
 
@@ -2445,8 +2445,6 @@ size_t SmParser::AddError(SmParseError Type, SmNode *pNode)
     pErrDesc->m_aText += SM_RESSTR(nRID);
 
     m_aErrDescList.push_back(std::move(pErrDesc));
-
-    return m_aErrDescList.size()-1;
 }
 
 

starmath/source/rtfexport.cxx

@@ -20,16 +20,15 @@ SmRtfExport::SmRtfExport(const SmNode* pIn)
 {
 }
 
-bool SmRtfExport::ConvertFromStarMath(OStringBuffer& rBuffer, rtl_TextEncoding nEncoding)
+void SmRtfExport::ConvertFromStarMath(OStringBuffer& rBuffer, rtl_TextEncoding nEncoding)
 {
     if (!m_pTree)
-        return false;
+        return;
     m_pBuffer = &rBuffer;
     m_nEncoding = nEncoding;
     m_pBuffer->append("{" OOO_STRING_SVTOOLS_RTF_IGNORE LO_STRING_SVTOOLS_RTF_MOMATH " ");
     HandleNode(m_pTree, 0);
     m_pBuffer->append("}"); // moMath
-    return true;
 }
 
 // NOTE: This is still work in progress and unfinished, but it already covers a good

starmath/source/rtfexport.hxx

@@ -21,7 +21,7 @@ class SmRtfExport : public SmWordExportBase
 {
 public:
     explicit SmRtfExport(const SmNode* pIn);
-    bool ConvertFromStarMath(OStringBuffer& rBuffer, rtl_TextEncoding nEncoding);
+    void ConvertFromStarMath(OStringBuffer& rBuffer, rtl_TextEncoding nEncoding);
 private:
     virtual void HandleVerticalStack(const SmNode* pNode, int nLevel) override;
     virtual void HandleText(const SmNode* pNode, int nLevel) override;

starmath/source/utility.cxx

@@ -66,11 +66,6 @@ SmFontPickList& SmFontPickList::operator = (const SmFontPickList& rList)
     return *this;
 }
 
-vcl::Font SmFontPickList::operator [] (sal_uInt16 nPos) const
-{
-    return aFontVec[nPos];
-}
-
 vcl::Font SmFontPickList::Get(sal_uInt16 nPos) const
 {
     return nPos < aFontVec.size() ? aFontVec[nPos] : vcl::Font();