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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: objstrm.h | |
3 | // Purpose: wxObjectStream classes | |
4 | // Author: Guilhem Lavaux | |
5 | // Modified by: | |
6 | // Created: 16/07/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 1998 Guilhem Lavaux | |
9 | // Licence: wxWindows license | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | #ifndef __WXOBJSTRM_H__ | |
12 | #define __WXOBJSTRM_H__ | |
13 | ||
14 | #ifdef __GNUG__ | |
15 | #pragma interface | |
16 | #endif | |
17 | ||
18 | #include "wx/defs.h" | |
19 | #include "wx/object.h" | |
20 | #include "wx/string.h" | |
21 | #include "wx/stream.h" | |
22 | ||
23 | class wxObjectStreamInfo : public wxObject { | |
24 | public: | |
25 | wxString object_name; | |
26 | int n_children; | |
27 | wxList children; | |
28 | wxObject *parent; | |
29 | wxObject *object; | |
30 | }; | |
31 | ||
32 | class wxObjectOutputStream : public wxFilterOutputStream { | |
33 | public: | |
34 | wxObjectOutputStream(wxOutputStream& s); | |
35 | ||
36 | void AddChild(wxObject *obj); | |
37 | bool SaveObject(wxObject& obj); | |
38 | ||
39 | bool FirstStage() const { return m_stage == 0; } | |
40 | ||
41 | wxString GetObjectName(wxObject *obj); | |
42 | ||
43 | protected: | |
44 | void WriteObjectDef(wxObjectStreamInfo& info); | |
45 | void ProcessObjectDef(wxObjectStreamInfo *info); | |
46 | void ProcessObjectData(wxObjectStreamInfo *info); | |
47 | ||
48 | protected: | |
49 | int m_stage; | |
50 | bool m_saving; | |
51 | wxObjectStreamInfo *m_current_info; | |
52 | }; | |
53 | ||
54 | class wxObjectInputStream : public wxFilterInputStream { | |
55 | public: | |
56 | wxObjectInputStream(wxInputStream& s); | |
57 | ||
58 | wxObject *GetChild(int no) const; | |
59 | wxObject *GetParent() const { return m_current_info->parent; } | |
60 | wxObject *LoadObject(); | |
61 | ||
62 | wxObject *SolveName(const wxString& objName) const; | |
63 | ||
64 | protected: | |
65 | bool ReadObjectDef(wxObjectStreamInfo *info); | |
66 | wxObjectStreamInfo *ProcessObjectDef(wxObjectStreamInfo *info); | |
67 | void ProcessObjectData(wxObjectStreamInfo *info); | |
68 | ||
69 | protected: | |
70 | wxObjectStreamInfo *m_current_info; | |
71 | wxList m_solver; | |
72 | }; | |
73 | ||
74 | #endif |