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1/////////////////////////////////////////////////////////////////////////////
2// Name: src/common/xti.cpp
3// Purpose: runtime metadata information (extended class info
4// Author: Stefan Csomor
30fd71e6 5// Modified by:
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6// Created: 27/07/03
7// RCS-ID: $Id$
8// Copyright: (c) 1997 Julian Smart
9// (c) 2003 Stefan Csomor
10// Licence: wxWindows licence
11/////////////////////////////////////////////////////////////////////////////
12
13#ifdef __GNUG__
14#pragma implementation "xti.h"
15#endif
16
17// For compilers that support precompilation, includes "wx.h".
18#include "wx/wxprec.h"
19
20#ifdef __BORLANDC__
21#pragma hdrstop
22#endif
23
24#ifndef WX_PRECOMP
25 #include "wx/hash.h"
26 #include "wx/object.h"
27#endif
28
29#include "wx/xml/xml.h"
30#include "wx/tokenzr.h"
31
32#include <string.h>
33
30bfc425 34#if wxUSE_EXTENDED_RTTI
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35
36// ----------------------------------------------------------------------------
37// Enum Support
38// ----------------------------------------------------------------------------
39
30fd71e6 40wxEnumData::wxEnumData( wxEnumMemberData* data )
a095505c 41{
30fd71e6 42 m_members = data ;
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43 for ( m_count = 0; m_members[m_count].m_name ; m_count++)
44 {} ;
45}
46
47bool wxEnumData::HasEnumMemberValue(const wxChar *name, int *value)
48{
49 int i;
50 for (i = 0; m_members[i].m_name ; i++ )
51 {
52 if (!strcmp(name, m_members[i].m_name))
53 {
54 if ( value )
55 *value = m_members[i].m_value;
56 return true ;
57 }
58 }
59 return false ;
60}
61
62int wxEnumData::GetEnumMemberValue(const wxChar *name)
63{
64 int i;
65 for (i = 0; m_members[i].m_name ; i++ )
66 {
67 if (!strcmp(name, m_members[i].m_name))
68 {
69 return m_members[i].m_value;
70 }
71 }
0c03c79e 72 return 0 ;
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73}
74
75const wxChar *wxEnumData::GetEnumMemberName(int value)
76{
77 int i;
78 for (i = 0; m_members[i].m_name ; i++)
79 if (value == m_members[i].m_value)
80 return m_members[i].m_name;
81
82 return wxT("") ;
83}
84
30fd71e6 85int wxEnumData::GetEnumMemberValueByIndex( int idx )
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86{
87 // we should cache the count in order to avoid out-of-bounds errors
88 return m_members[idx].m_value ;
89}
90
30fd71e6 91const char * wxEnumData::GetEnumMemberNameByIndex( int idx )
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92{
93 // we should cache the count in order to avoid out-of-bounds errors
94 return m_members[idx].m_name ;
95}
96
97// ----------------------------------------------------------------------------
98// Type Information
99// ----------------------------------------------------------------------------
100
0c03c79e 101template<> const wxTypeInfo* wxGetTypeInfo( void * )
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102{
103 static wxBuiltInTypeInfo s_typeInfo( wxT_VOID ) ;
104 return &s_typeInfo ;
105}
106
0c03c79e 107template<> const wxTypeInfo* wxGetTypeInfo( bool * )
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108{
109 static wxBuiltInTypeInfo s_typeInfo( wxT_BOOL ) ;
110 return &s_typeInfo ;
111}
112
0c03c79e 113template<> const wxTypeInfo* wxGetTypeInfo( char * )
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114{
115 static wxBuiltInTypeInfo s_typeInfo( wxT_CHAR ) ;
116 return &s_typeInfo ;
117}
118
0c03c79e 119template<> const wxTypeInfo* wxGetTypeInfo( unsigned char * )
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120{
121 static wxBuiltInTypeInfo s_typeInfo( wxT_UCHAR ) ;
122 return &s_typeInfo ;
123}
124
0c03c79e 125template<> const wxTypeInfo* wxGetTypeInfo( int * )
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126{
127 static wxBuiltInTypeInfo s_typeInfo( wxT_CHAR ) ;
128 return &s_typeInfo ;
129}
130
0c03c79e 131template<> const wxTypeInfo* wxGetTypeInfo( unsigned int * )
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132{
133 static wxBuiltInTypeInfo s_typeInfo( wxT_UCHAR ) ;
134 return &s_typeInfo ;
135}
136
0c03c79e 137template<> const wxTypeInfo* wxGetTypeInfo( long * )
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138{
139 static wxBuiltInTypeInfo s_typeInfo( wxT_CHAR ) ;
140 return &s_typeInfo ;
141}
142
0c03c79e 143template<> const wxTypeInfo* wxGetTypeInfo( unsigned long * )
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144{
145 static wxBuiltInTypeInfo s_typeInfo( wxT_UCHAR ) ;
146 return &s_typeInfo ;
147}
148
0c03c79e 149template<> const wxTypeInfo* wxGetTypeInfo( float * )
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150{
151 static wxBuiltInTypeInfo s_typeInfo( wxT_FLOAT ) ;
152 return &s_typeInfo ;
153}
154
0c03c79e 155template<> const wxTypeInfo* wxGetTypeInfo( double * )
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156{
157 static wxBuiltInTypeInfo s_typeInfo( wxT_DOUBLE ) ;
158 return &s_typeInfo ;
159}
160
0c03c79e 161template<> const wxTypeInfo* wxGetTypeInfo( wxString * )
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162{
163 static wxBuiltInTypeInfo s_typeInfo( wxT_STRING ) ;
164 return &s_typeInfo ;
165}
166
0c03c79e 167// this are compiler induced specialization which are never used anywhere
a095505c 168
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169// char const *
170
171template<> const wxTypeInfo* wxGetTypeInfo( char const ** )
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172{
173 assert(0) ;
174 static wxBuiltInTypeInfo s_typeInfo( wxT_VOID ) ;
175 return &s_typeInfo ;
176}
177
0c03c79e 178template<> void wxStringReadValue(const wxString & , const char* & )
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179{
180 assert(0) ;
181}
182
0c03c79e 183template<> void wxStringWriteValue(wxString & , char const * const & )
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184{
185 assert(0) ;
186}
187
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188// char *
189
190template<> const wxTypeInfo* wxGetTypeInfo( char ** )
191{
192 assert(0) ;
193 static wxBuiltInTypeInfo s_typeInfo( wxT_VOID ) ;
194 return &s_typeInfo ;
195}
196
197template<> void wxStringReadValue(const wxString & , char* & )
198{
199 assert(0) ;
200}
a095505c 201
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202template<> void wxStringWriteValue(wxString & , char * const & )
203{
204 assert(0) ;
205}
206
a095505c 207// ----------------------------------------------------------------------------
30fd71e6 208// value streaming
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209// ----------------------------------------------------------------------------
210
211// convenience function (avoids including xml headers in users code)
212
30fd71e6 213void wxXmlAddContentToNode( wxXmlNode* node , const wxString& data )
a095505c 214{
30fd71e6 215 node->AddChild(new wxXmlNode(wxXML_TEXT_NODE, "value", data ) );
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216}
217
30fd71e6 218wxString wxXmlGetContentFromNode( wxXmlNode *node )
a095505c 219{
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220 if ( node->GetChildren() )
221 return node->GetChildren()->GetContent() ;
222 else
223 return wxEmptyString ;
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224}
225
226// streamer specializations
45212047 227// for all built-in types
a095505c 228
45212047 229// bool
a095505c 230
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231template<> void wxStringReadValue(const wxString &s , bool &data )
232{
233 int intdata ;
234 wxSscanf(s, _T("%d"), &intdata ) ;
235 data = bool(intdata) ;
236}
a095505c 237
45212047 238template<> void wxStringWriteValue(wxString &s , const bool &data )
a095505c 239{
45212047 240 s = wxString::Format("%d", data ) ;
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241}
242
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243// char
244
245template<> void wxStringReadValue(const wxString &s , char &data )
a095505c 246{
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247 int intdata ;
248 wxSscanf(s, _T("%d"), &intdata ) ;
249 data = char(intdata) ;
250}
251
252template<> void wxStringWriteValue(wxString &s , const char &data )
253{
254 s = wxString::Format("%d", data ) ;
255}
256
257// unsigned char
258
259template<> void wxStringReadValue(const wxString &s , unsigned char &data )
260{
261 int intdata ;
262 wxSscanf(s, _T("%d"), &intdata ) ;
66c57129 263 data = (unsigned char)(intdata) ;
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264}
265
266template<> void wxStringWriteValue(wxString &s , const unsigned char &data )
267{
268 s = wxString::Format("%d", data ) ;
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269}
270
30fd71e6 271// int
a095505c 272
30fd71e6 273template<> void wxStringReadValue(const wxString &s , int &data )
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274{
275 wxSscanf(s, _T("%d"), &data ) ;
276}
277
30fd71e6 278template<> void wxStringWriteValue(wxString &s , const int &data )
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279{
280 s = wxString::Format("%d", data ) ;
281}
282
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283// unsigned int
284
285template<> void wxStringReadValue(const wxString &s , unsigned int &data )
286{
287 wxSscanf(s, _T("%d"), &data ) ;
288}
289
290template<> void wxStringWriteValue(wxString &s , const unsigned int &data )
291{
292 s = wxString::Format("%d", data ) ;
293}
294
295// long
296
297template<> void wxStringReadValue(const wxString &s , long &data )
298{
299 wxSscanf(s, _T("%ld"), &data ) ;
300}
301
302template<> void wxStringWriteValue(wxString &s , const long &data )
303{
304 s = wxString::Format("%ld", data ) ;
305}
306
307// unsigned long
308
309template<> void wxStringReadValue(const wxString &s , unsigned long &data )
310{
311 wxSscanf(s, _T("%ld"), &data ) ;
312}
313
314template<> void wxStringWriteValue(wxString &s , const unsigned long &data )
315{
316 s = wxString::Format("%ld", data ) ;
317}
318
319// float
320
321template<> void wxStringReadValue(const wxString &s , float &data )
322{
323 wxSscanf(s, _T("%f"), &data ) ;
324}
325
326template<> void wxStringWriteValue(wxString &s , const float &data )
327{
328 s = wxString::Format("%f", data ) ;
329}
330
331// double
332
333template<> void wxStringReadValue(const wxString &s , double &data )
334{
335 wxSscanf(s, _T("%lf"), &data ) ;
336}
337
338template<> void wxStringWriteValue(wxString &s , const double &data )
339{
340 s = wxString::Format("%lf", data ) ;
341}
342
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343// wxString
344
30fd71e6 345template<> void wxStringReadValue(const wxString &s , wxString &data )
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346{
347 data = s ;
348}
349
30fd71e6 350template<> void wxStringWriteValue(wxString &s , const wxString &data )
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351{
352 s = data ;
353}
354
355/*
356 Custom Data Streaming / Type Infos
357 we will have to add this for all wx non object types, but it is also an example
358 for custom data structures
359*/
360
361// wxPoint
362
30fd71e6 363template<> void wxStringReadValue(const wxString &s , wxPoint &data )
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364{
365 wxSscanf(s, _T("%d,%d"), &data.x , &data.y ) ;
366}
367
30fd71e6 368template<> void wxStringWriteValue(wxString &s , const wxPoint &data )
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369{
370 s = wxString::Format("%d,%d", data.x , data.y ) ;
371}
372
373WX_CUSTOM_TYPE_INFO(wxPoint)
374
30fd71e6 375template<> void wxStringReadValue(const wxString &s , wxSize &data )
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376{
377 wxSscanf(s, _T("%d,%d"), &data.x , &data.y ) ;
378}
379
30fd71e6 380template<> void wxStringWriteValue(wxString &s , const wxSize &data )
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381{
382 s = wxString::Format("%d,%d", data.x , data.y ) ;
383}
384
385WX_CUSTOM_TYPE_INFO(wxSize)
386
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387/*
388
389template<> void wxStringReadValue(const wxString &s , wxColour &data )
390{
391 // copied from VS xrc
392 unsigned long tmp = 0;
393
394 if (s.Length() != 7 || s[0u] != wxT('#') ||
395 wxSscanf(s.c_str(), wxT("#%lX"), &tmp) != 1)
396 {
397 wxLogError(_("String To Colour : Incorrect colour specification : %s"),
398 s.c_str() );
399 data = wxNullColour;
400 }
401 else
402 {
403 data = wxColour((unsigned char) ((tmp & 0xFF0000) >> 16) ,
404 (unsigned char) ((tmp & 0x00FF00) >> 8),
405 (unsigned char) ((tmp & 0x0000FF)));
406 }
407}
408
409template<> void wxStringWriteValue(wxString &s , const wxColour &data )
410{
411 s = wxString::Format("#%2X%2X%2X", data.Red() , data.Green() , data.Blue() ) ;
412}
413
414WX_CUSTOM_TYPE_INFO(wxColour)
415
416*/
417
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418// removing header dependancy on string tokenizer
419
30fd71e6 420void wxSetStringToArray( const wxString &s , wxArrayString &array )
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421{
422 wxStringTokenizer tokenizer(s, wxT("| \t\n"), wxTOKEN_STRTOK);
423 wxString flag;
424 array.Clear() ;
425 while (tokenizer.HasMoreTokens())
426 {
427 array.Add(tokenizer.GetNextToken()) ;
428 }
429}
430
431// ----------------------------------------------------------------------------
30fd71e6 432// wxClassInfo
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433// ----------------------------------------------------------------------------
434
435
436void wxClassInfo::Register(const char *WXUNUSED(name), wxClassInfo *WXUNUSED(info))
437{
438 /*
439 if (!ExtendedTypeMap)
440 ExtendedTypeMap = new ClassMap;
441 (*ExtendedTypeMap)[string(Name)] = Info;
442 */
443}
444
445void wxClassInfo::Unregister(const char *WXUNUSED(name))
446{
447 /*
448 assert(ExtendedTypeMap);
449 ExtendedTypeMap->erase(Name);
450 */
451}
452
453const wxPropertyAccessor *wxClassInfo::FindAccessor(const char *PropertyName)
454{
fbbdc52c 455 const wxPropertyInfo* info = FindPropertyInfo( PropertyName ) ;
30fd71e6 456
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457 if ( info )
458 return info->GetAccessor() ;
459
460 return NULL ;
461}
462
fbbdc52c 463const wxPropertyInfo *wxClassInfo::FindPropertyInfo (const char *PropertyName) const
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464{
465 const wxPropertyInfo* info = GetFirstProperty() ;
466
467 while( info )
468 {
469 if ( strcmp( info->GetName() , PropertyName ) == 0 )
470 return info ;
471 info = info->GetNext() ;
472 }
473
474 const wxClassInfo** parents = GetParents() ;
475 for ( int i = 0 ; parents[i] ; ++ i )
476 {
fbbdc52c 477 if ( ( info = parents[i]->FindPropertyInfo( PropertyName ) ) != NULL )
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478 return info ;
479 }
480
481 return 0;
482}
483
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484const wxHandlerInfo *wxClassInfo::FindHandlerInfo (const char *PropertyName) const
485{
486 const wxHandlerInfo* info = GetFirstHandler() ;
487
488 while( info )
489 {
490 if ( strcmp( info->GetName() , PropertyName ) == 0 )
491 return info ;
492 info = info->GetNext() ;
493 }
494
495 const wxClassInfo** parents = GetParents() ;
496 for ( int i = 0 ; parents[i] ; ++ i )
497 {
498 if ( ( info = parents[i]->FindHandlerInfo( PropertyName ) ) != NULL )
499 return info ;
500 }
501
502 return 0;
503}
504
505
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506void wxClassInfo::SetProperty(wxObject *object, const char *propertyName, const wxxVariant &value)
507{
508 const wxPropertyAccessor *accessor;
509
510 accessor = FindAccessor(propertyName);
511 wxASSERT(accessor->HasSetter());
512 accessor->SetProperty( object , value ) ;
513}
514
515wxxVariant wxClassInfo::GetProperty(wxObject *object, const char *propertyName)
516{
517 const wxPropertyAccessor *accessor;
518
519 accessor = FindAccessor(propertyName);
520 wxASSERT(accessor->HasGetter());
521 return accessor->GetProperty(object);
522}
523
524/*
525VARIANT TO OBJECT
526*/
527
66c57129 528wxObject* wxxVariant::GetAsObject()
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529{
530 const wxClassTypeInfo *ti = dynamic_cast<const wxClassTypeInfo*>( m_data->GetTypeInfo() ) ;
531 if ( ti )
532 return ti->GetClassInfo()->VariantToInstance(*this) ;
533 else
534 return NULL ;
535}
536
537
538#endif