diff options
Diffstat (limited to 'basic/source/inc/expr.hxx')
| -rw-r--r-- | basic/source/inc/expr.hxx | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/basic/source/inc/expr.hxx b/basic/source/inc/expr.hxx index 8ccbcebe4309..9b8f51d09dea 100644 --- a/basic/source/inc/expr.hxx +++ b/basic/source/inc/expr.hxx @@ -52,6 +52,13 @@ struct SbVar { // Variablen-Element: SbiExprListVector* pvMorePar; // Array of arrays foo(pPar)(avMorePar[0])(avMorePar[1])... }; +struct KeywordSymbolInfo +{ + String m_aKeywordSymbol; + SbxDataType m_eSbxDataType; + SbiToken m_eTok; +}; + enum SbiExprType { // Expression-Typen: SbSTDEXPR, // normaler Ausdruck SbLVALUE, // beliebiger lValue @@ -76,6 +83,7 @@ enum SbiNodeType { SbxVARVAL, // aVar = Wert SbxTYPEOF, // TypeOf ObjExpr Is Type SbxNODE, // Node + SbxNEW, // new <type> expression SbxDUMMY }; @@ -107,9 +115,11 @@ class SbiExprNode { // Operatoren (und Operanden) void FoldConstants(); // Constant Folding durchfuehren void CollectBits(); // Umwandeln von Zahlen in Strings BOOL IsOperand() // TRUE, wenn Operand - { return BOOL( eNodeType != SbxNODE && eNodeType != SbxTYPEOF ); } + { return BOOL( eNodeType != SbxNODE && eNodeType != SbxTYPEOF && eNodeType != SbxNEW ); } BOOL IsTypeOf() { return BOOL( eNodeType == SbxTYPEOF ); } + BOOL IsNew() + { return BOOL( eNodeType == SbxNEW ); } BOOL IsNumber(); // TRUE bei Zahlen BOOL IsString(); // TRUE bei Strings BOOL IsLvalue(); // TRUE, falls als Lvalue verwendbar @@ -122,6 +132,7 @@ public: SbiExprNode( SbiParser*, const SbiSymDef&, SbxDataType, SbiExprList* = NULL ); SbiExprNode( SbiParser*, SbiExprNode*, SbiToken, SbiExprNode* ); SbiExprNode( SbiParser*, SbiExprNode*, USHORT ); // #120061 TypeOf + SbiExprNode( SbiParser*, USHORT ); // new <type> virtual ~SbiExprNode(); BOOL IsValid() { return BOOL( !bError ); } @@ -166,9 +177,9 @@ protected: BOOL bByVal; // TRUE: ByVal-Parameter BOOL bBracket; // TRUE: Parameter list with brackets USHORT nParenLevel; - SbiExprNode* Term(); + SbiExprNode* Term( const KeywordSymbolInfo* pKeywordSymbolInfo = NULL ); SbiExprNode* ObjTerm( SbiSymDef& ); - SbiExprNode* Operand(); + SbiExprNode* Operand( bool bUsedForTypeOf = false ); SbiExprNode* Unary(); SbiExprNode* Exp(); SbiExprNode* MulDiv(); @@ -180,7 +191,8 @@ protected: SbiExprNode* Comp(); SbiExprNode* Boolean(); public: - SbiExpression( SbiParser*, SbiExprType = SbSTDEXPR, SbiExprMode eMode = EXPRMODE_STANDARD ); // Parsender Ctor + SbiExpression( SbiParser*, SbiExprType = SbSTDEXPR, + SbiExprMode eMode = EXPRMODE_STANDARD, const KeywordSymbolInfo* pKeywordSymbolInfo = NULL ); // Parsender Ctor SbiExpression( SbiParser*, const String& ); SbiExpression( SbiParser*, double, SbxDataType = SbxDOUBLE ); SbiExpression( SbiParser*, const SbiSymDef&, SbiExprList* = NULL ); |