Annotation of parser3/src/types/pa_vxnode.h, revision 1.6
1.1 parser 1: /** @file
1.3 parser 2: Parser: @b xnode parser class decl.
1.1 parser 3:
4: Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
5: Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
6:
1.6 ! parser 7: $Id: pa_vxnode.h,v 1.5 2001/10/17 15:44:48 parser Exp $
1.1 parser 8: */
9:
10: #ifndef PA_VXNODE_H
11: #define PA_VXNODE_H
12:
13: #include "classes.h"
14: #include "pa_common.h"
15: #include "pa_vstateless_object.h"
16:
17: #include <XalanDOM/XalanNode.hpp>
18: #include <PlatformSupport/XSLException.hpp>
19:
1.4 parser 20: // defines
21:
22: #define VXNODE_TYPE "xnode"
23:
24: // externals
25:
1.1 parser 26: extern Methoded *Xnode_class;
27:
28: //void VXnode_cleanup(void *);
29:
1.3 parser 30: /// value of type 'xnode'. implemented with XalanNode
1.1 parser 31: class VXnode : public VStateless_object {
32: //friend void VXnode_cleanup(void *);
33: public: // Value
34:
1.4 parser 35: const char *type() const { return VXNODE_TYPE; }
1.2 parser 36:
37: /// VXnode: true
38: bool as_bool() const { return true; }
39:
40: /// VXnode: true
41: Value *as_expr_result(bool return_string_as_is=false) { return NEW VBool(pool(), as_bool()); }
1.1 parser 42:
43: /// VXnode: $CLASS,$method, fields
1.4 parser 44: Value *get_element(const String& name);
1.1 parser 45:
46: protected: // VAliased
47:
48: /// disable .CLASS element. @see VAliased::get_element
49: bool hide_class() { return true; }
50:
51: public: // usage
52:
53: VXnode(Pool& apool, XalanNode *anode=0, VStateless_class& abase=*Xnode_class) :
54: VStateless_object(apool, abase),
55: fnode(anode) {
56: //register_cleanup(VXnode_cleanup, this);
57: }
58: private:
59: //void cleanup() {}
60: public:
61:
62: void set_node(XalanNode& anode) { fnode=&anode; }
63:
64: public: // VXnode
65: virtual XalanNode &get_node(Pool& pool, const String *source) {
66: if(!fnode)
1.6 ! parser 67: throw Exception(0, 0,
1.1 parser 68: source,
69: "can not be applied to uninitialized instance");
1.5 parser 70:
1.1 parser 71: return *fnode;
72: }
73:
74: private:
75:
76: XalanNode *fnode;
77:
78: };
79:
80: #endif
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