Fix make enum bug, unify more type-change items.

Author: fuzyll

ui/flowgraphwidget.h

@@ -401,6 +401,7 @@ class BINARYNINJAUIAPI FlowGraphWidget :
 	void makeDouble();
 	void cycleFloatSize();
 	void makePtr();
+	void makeEnum();
 	void makeString(size_t charSize = 1);
 	void toggleIntegerSignedness();
 

ui/linearview.h

@@ -21,6 +21,8 @@
 #define LINEAR_VIEW_UPDATE_CHECK_INTERVAL 200
 #define MAX_STRING_TYPE_LENGTH            1048576
 
+struct StructureMemberTypeActionContext;
+
 /*!
 
 	\defgroup linearview LinearView
@@ -313,6 +315,11 @@ class BINARYNINJAUIAPI LinearView : public QAbstractScrollArea, public View, pub
 	StructureRef defineInnerSign(TypeRef type, uint64_t offset, uint64_t size, std::set<TypeRef>& seen);
 	TypeRef getPointerTypeAndName(ArchitectureRef arch, uint64_t addr, std::string& name);
 	std::string getVariableName(uint64_t addr);
+	bool getSelectedStructureMemberForTypeAction(
+		const UIActionContext& context, StructureMemberTypeActionContext& memberContext);
+	bool canMakeEnum(const UIActionContext& context);
+	void makeEnum(const UIActionContext& context);
+	bool makeEnumForSelectedStructureMember(const UIActionContext& context, TypeRef enumType);
 
 	BinaryNinja::Ref<BinaryNinja::LinearViewObject> createLinearViewObject();
 	LinearViewCursorPosition getPositionForCursor(BinaryNinja::LinearViewCursor* cursor);

ui/util.h

@@ -37,6 +37,19 @@ bool BINARYNINJAUIAPI toggleLocalVariableIntegerSignedness(BinaryViewRef view, F
 bool BINARYNINJAUIAPI setLocalVariableFloatWidth(BinaryViewRef view, FunctionRef func, BinaryNinja::Variable var, size_t width);
 bool BINARYNINJAUIAPI cycleLocalVariableFloatWidth(BinaryViewRef view, FunctionRef func, BinaryNinja::Variable var);
 bool BINARYNINJAUIAPI makeLocalVariablePointer(BinaryViewRef view, FunctionRef func, BinaryNinja::Variable var);
+bool BINARYNINJAUIAPI makeLocalVariableEnum(
+	BinaryViewRef view, FunctionRef func, BinaryNinja::Variable var, TypeRef enumType);
+struct BINARYNINJAUIAPI StructureMemberTypeActionContext
+{
+	BinaryNinja::DataVariable var;
+	TypeRef rootType;
+	BinaryNinja::QualifiedName rootName;
+	TypeRef parentType;
+	size_t fieldIndex = (size_t)-1;
+	TypeRef fieldType;
+};
+bool BINARYNINJAUIAPI replaceStructureMemberType(
+	BinaryViewRef view, const StructureMemberTypeActionContext& memberContext, TypeRef newType);
 bool BINARYNINJAUIAPI getIntegerDataVariableDisplayValue(
     const UIActionContext& context, uint64_t& value, size_t& width, bool& isSigned);
 QString BINARYNINJAUIAPI getIntegerDisplayActionName(