Annotation of parser3/src/types/pa_vclass.h, revision 1.32
1.13 paf 1: /** @file
1.14 paf 2: Parser: @b class parser class decl.
1.13 paf 3:
1.23 paf 4: Copyright (c) 2001, 2002 ArtLebedev Group (http://www.artlebedev.com)
1.24 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.1 paf 6: */
7:
8: #ifndef PA_VCLASS_H
9: #define PA_VCLASS_H
1.26 paf 10:
1.32 ! paf 11: static const char* IDENT_VCLASS_H="$Date: 2002/08/12 11:22:55 $";
1.1 paf 12:
1.8 paf 13: #include "pa_vstateless_class.h"
1.18 parser 14: //#include "pa_vhash.h"
1.1 paf 15: #include "pa_vjunction.h"
1.22 paf 16: #include "pa_vobject.h"
1.1 paf 17:
1.13 paf 18: /** stores
1.25 paf 19: - static fields: VClass::ffields
1.13 paf 20: */
1.8 paf 21: class VClass : public VStateless_class {
1.1 paf 22: public: // Value
23:
1.28 paf 24: const char *type() const { return name_cstr(); }
1.29 paf 25:
26: Value *as(const char *atype) {
27: if(Value *result=Value::as(atype))
28: return result;
29: else
30: return fbase?fbase->as(atype):0;
31: }
1.20 parser 32:
33: /// VClass: true
34: Value *as_expr_result(bool) { return NEW VBool(pool(), as_bool()); }
35: /// VClass: true
36: bool as_bool() const { return true; }
1.9 paf 37:
1.16 paf 38: // VClass: (field)=STATIC value;(method)=method_ref with self=object_class
1.8 paf 39: Value *get_element(const String& aname) {
1.16 paf 40: // $field=static field
41: if(Value *result=get_field(aname))
1.8 paf 42: return result;
1.16 paf 43:
1.31 paf 44: // $method
1.16 paf 45: return VStateless_class::get_element(aname);
1.8 paf 46: }
1.1 paf 47:
1.16 paf 48: // VClass: (field)=value - static values only
1.11 paf 49: void put_element(const String& name, Value *value) {
50: set_field(name, value);
1.22 paf 51: }
52:
53: /// @returns object of this class
1.31 paf 54: /*override*/ Value *create_new_value(Pool& ) {
1.22 paf 55: return NEW VObject(pool(), *this);
1.11 paf 56: }
1.1 paf 57:
58: public: // usage
59:
1.8 paf 60: VClass(Pool& apool) : VStateless_class(apool),
61: ffields(apool) {
1.1 paf 62: }
63:
1.12 paf 64: private:
65:
1.1 paf 66: void set_field(const String& name, Value *value) {
67: if(fbase && fbase->replace_field(name, value))
68: return;
69:
70: ffields.put(name, value);
71: }
72:
73: Value *get_field(const String& name) {
74: Value *result=static_cast<Value *>(ffields.get(name));
75: if(!result && fbase)
76: result=fbase->get_field(name);
77: return result;
78: }
1.8 paf 79:
80: protected:
1.1 paf 81:
82: bool replace_field(const String& name, Value *value) {
83: return
84: (fbase && fbase->replace_field(name, value)) ||
85: ffields.put_replace(name, value);
86: }
1.4 paf 87:
1.25 paf 88: private: // self
1.1 paf 89:
90: Hash ffields;
1.25 paf 91:
1.1 paf 92: };
93:
94: #endif
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