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1/////////////////////////////////////////////////////////////////////////////
2// Name: _config.i
3// Purpose: SWIG interface for wxConfig, wxFileConfig, etc.
4//
5// Author: Robin Dunn
6//
7// Created: 25-Nov-1998
8// RCS-ID: $Id$
9// Copyright: (c) 2003 by Total Control Software
10// Licence: wxWindows license
11/////////////////////////////////////////////////////////////////////////////
12
13// Not a %module
14
15
16//---------------------------------------------------------------------------
17%newgroup
18
19%{
20%}
21
22//---------------------------------------------------------------------------
23
24
25%{
26 static PyObject* __EnumerationHelper(bool flag, wxString& str, long index) {
27 wxPyBlock_t blocked = wxPyBeginBlockThreads();
28 PyObject* ret = PyTuple_New(3);
29 if (ret) {
30 PyTuple_SET_ITEM(ret, 0, PyInt_FromLong(flag));
31 PyTuple_SET_ITEM(ret, 1, wx2PyString(str));
32 PyTuple_SET_ITEM(ret, 2, PyInt_FromLong(index));
33 }
34 wxPyEndBlockThreads(blocked);
35 return ret;
36 }
37%}
38
39
40enum
41{
42 wxCONFIG_USE_LOCAL_FILE,
43 wxCONFIG_USE_GLOBAL_FILE,
44 wxCONFIG_USE_RELATIVE_PATH,
45 wxCONFIG_USE_NO_ESCAPE_CHARACTERS
46};
47
48
49
50DocStr(wxConfigBase,
51"wx.ConfigBase class defines the basic interface of all config
52classes. It can not be used by itself (it is an abstract base class)
53and you will always use one of its derivations: wx.Config or
54wx.FileConfig.
55
56wx.ConfigBase organizes the items in a tree-like structure, modeled
57after the Unix/Dos filesystem. There are groups that act like
58directories and entries, key/value pairs that act like files. There
59is always one current group given by the current path. As in the file
60system case, to specify a key in the config class you must use a path
61to it. Config classes also support the notion of the current group,
62which makes it possible to use relative paths.
63
64Keys are pairs \"key_name = value\" where value may be of string,
65integer floating point or boolean, you can not store binary data
66without first encoding it as a string. For performance reasons items
67should be kept small, no more than a couple kilobytes.
68", "");
69
70
71class wxConfigBase {
72public:
73// wxConfigBase(const wxString& appName = wxPyEmptyString, **** An ABC
74// const wxString& vendorName = wxPyEmptyString,
75// const wxString& localFilename = wxPyEmptyString,
76// const wxString& globalFilename = wxPyEmptyString,
77// long style = 0);
78 ~wxConfigBase();
79
80 enum EntryType
81 {
82 Type_Unknown,
83 Type_String,
84 Type_Boolean,
85 Type_Integer, // use Read(long *)
86 Type_Float // use Read(double *)
87 };
88
89
90 %disownarg( wxConfigBase *config );
91 DocDeclStr(
92 static wxConfigBase *, Set(wxConfigBase *config),
93 "Sets the global config object (the one returned by Get) and returns a
94reference to the previous global config object.", "");
95 %cleardisown( wxConfigBase *config );
96
97 DocDeclStr(
98 static wxConfigBase *, Get(bool createOnDemand = true),
99 "Returns the current global config object, creating one if neccessary.", "");
100
101
102 DocDeclStr(
103 static wxConfigBase *, Create(),
104 "Create and return a new global config object. This function will
105create the \"best\" implementation of wx.Config available for the
106current platform.", "");
107
108
109
110 DocDeclStr(
111 static void , DontCreateOnDemand(),
112 "Should Get() try to create a new log object if there isn't a current
113one?", "");
114
115
116
117
118 DocDeclStr(
119 virtual void , SetPath(const wxString& path),
120 "Set current path: if the first character is '/', it's the absolute
121path, otherwise it's a relative path. '..' is supported. If the
122strPath doesn't exist it is created.", "");
123
124
125 DocDeclStr(
126 virtual const wxString& , GetPath() const,
127 "Retrieve the current path (always as absolute path)", "");
128
129
130
131 %extend {
132 DocAStr(GetFirstGroup,
133 "GetFirstGroup() -> (more, value, index)",
134 "Allows enumerating the subgroups in a config object. Returns a tuple
135containing a flag indicating there are more items, the name of the
136current item, and an index to pass to GetNextGroup to fetch the next
137item.", "");
138 PyObject* GetFirstGroup() {
139 bool cont;
140 long index = 0;
141 wxString value;
142
143 cont = self->GetFirstGroup(value, index);
144 return __EnumerationHelper(cont, value, index);
145 }
146
147
148
149 DocAStr(GetNextGroup,
150 "GetNextGroup(long index) -> (more, value, index)",
151 "Allows enumerating the subgroups in a config object. Returns a tuple
152containing a flag indicating there are more items, the name of the
153current item, and an index to pass to GetNextGroup to fetch the next
154item.", "");
155 PyObject* GetNextGroup(long index) {
156 bool cont;
157 wxString value;
158
159 cont = self->GetNextGroup(value, index);
160 return __EnumerationHelper(cont, value, index);
161 }
162
163
164 DocAStr(GetFirstEntry,
165 "GetFirstEntry() -> (more, value, index)",
166 "Allows enumerating the entries in the current group in a config
167object. Returns a tuple containing a flag indicating there are more
168items, the name of the current item, and an index to pass to
169GetNextGroup to fetch the next item.", "");
170 PyObject* GetFirstEntry() {
171 bool cont;
172 long index = 0;
173 wxString value;
174
175 cont = self->GetFirstEntry(value, index);
176 return __EnumerationHelper(cont, value, index);
177 }
178
179
180 DocAStr(GetNextEntry,
181 "GetNextEntry(long index) -> (more, value, index)",
182 "Allows enumerating the entries in the current group in a config
183object. Returns a tuple containing a flag indicating there are more
184items, the name of the current item, and an index to pass to
185GetNextGroup to fetch the next item.", "");
186 PyObject* GetNextEntry(long index) {
187 bool cont;
188 wxString value;
189
190 cont = self->GetNextEntry(value, index);
191 return __EnumerationHelper(cont, value, index);
192 }
193 }
194
195
196
197 DocDeclStr(
198 virtual size_t , GetNumberOfEntries(bool recursive = false) const,
199 "Get the number of entries in the current group, with or without its
200subgroups.", "");
201
202 DocDeclStr(
203 virtual size_t , GetNumberOfGroups(bool recursive = false) const,
204 "Get the number of subgroups in the current group, with or without its
205subgroups.", "");
206
207
208
209 DocDeclStr(
210 virtual bool , HasGroup(const wxString& name) const,
211 "Returns True if the group by this name exists", "");
212
213
214 DocDeclStr(
215 virtual bool , HasEntry(const wxString& name) const,
216 "Returns True if the entry by this name exists", "");
217
218
219 DocDeclStr(
220 bool , Exists(const wxString& name) const,
221 "Returns True if either a group or an entry with a given name exists", "");
222
223
224 // get the entry type
225 DocDeclStr(
226 virtual EntryType , GetEntryType(const wxString& name) const,
227 "Get the type of the entry. Returns one of the wx.Config.Type_XXX values.", "");
228
229
230
231 DocDeclStr(
232 wxString , Read(const wxString& key, const wxString& defaultVal = wxPyEmptyString),
233 "Returns the value of key if it exists, defaultVal otherwise.", "");
234
235
236 %extend {
237 DocStr(ReadInt,
238 "Returns the value of key if it exists, defaultVal otherwise.", "");
239 long ReadInt(const wxString& key, long defaultVal = 0) {
240 long rv;
241 self->Read(key, &rv, defaultVal);
242 return rv;
243 }
244
245 DocStr(ReadFloat,
246 "Returns the value of key if it exists, defaultVal otherwise.", "");
247 double ReadFloat(const wxString& key, double defaultVal = 0.0) {
248 double rv;
249 self->Read(key, &rv, defaultVal);
250 return rv;
251 }
252
253 DocStr(ReadBool,
254 "Returns the value of key if it exists, defaultVal otherwise.", "");
255 bool ReadBool(const wxString& key, bool defaultVal = false) {
256 bool rv;
257 self->Read(key, &rv, defaultVal);
258 return rv;
259 }
260 }
261
262
263 // write the value (return True on success)
264 DocDeclStr(
265 bool , Write(const wxString& key, const wxString& value),
266 "write the value (return True on success)", "");
267
268 DocDeclStrName(
269 bool, Write(const wxString& key, long value),
270 "write the value (return True on success)", "",
271 WriteInt);
272
273 DocDeclStrName(
274 bool, Write(const wxString& key, double value),
275 "write the value (return True on success)", "",
276 WriteFloat);
277
278 DocDeclStrName(
279 bool, Write(const wxString& key, bool value),
280 "write the value (return True on success)", "",
281 WriteBool);
282
283
284 DocDeclStr(
285 virtual bool , Flush(bool currentOnly = false),
286 "permanently writes all changes", "");
287
288
289 DocDeclStr(
290 virtual bool , RenameEntry(const wxString& oldName,
291 const wxString& newName),
292 "Rename an entry. Returns False on failure (probably because the new
293name is already taken by an existing entry)", "");
294
295 DocDeclStr(
296 virtual bool , RenameGroup(const wxString& oldName,
297 const wxString& newName),
298 "Rename a group. Returns False on failure (probably because the new
299name is already taken by an existing entry)", "");
300
301
302 // deletes the specified entry and the group it belongs to if
303 // it was the last key in it and the second parameter is True
304 DocDeclStr(
305 virtual bool , DeleteEntry(const wxString& key,
306 bool deleteGroupIfEmpty = true),
307 "Deletes the specified entry and the group it belongs to if it was the
308last key in it and the second parameter is True", "");
309
310
311 DocDeclStr(
312 virtual bool , DeleteGroup(const wxString& key),
313 "Delete the group (with all subgroups)", "");
314
315
316 DocDeclStr(
317 virtual bool , DeleteAll(),
318 "Delete the whole underlying object (disk file, registry key, ...)
319primarly intended for use by deinstallation routine.", "");
320
321
322
323 DocDeclStr(
324 void , SetExpandEnvVars(bool doIt = true),
325 "We can automatically expand environment variables in the config
326entries this option is on by default, you can turn it on/off at any
327time)", "");
328
329 DocDeclStr(
330 bool , IsExpandingEnvVars() const,
331 "Are we currently expanding environment variables?", "");
332
333
334 DocDeclStr(
335 void , SetRecordDefaults(bool doIt = true),
336 "Set whether the config objec should record default values.", "");
337
338 DocDeclStr(
339 bool , IsRecordingDefaults() const,
340 "Are we currently recording default values?", "");
341
342
343 DocDeclStr(
344 wxString , ExpandEnvVars(const wxString& str) const,
345 "Expand any environment variables in str and return the result", "");
346
347
348 DocDeclStr(
349 wxString , GetAppName() const,
350 "", "");
351
352 DocDeclStr(
353 wxString , GetVendorName() const,
354 "", "");
355
356
357 DocDeclStr(
358 void , SetAppName(const wxString& appName),
359 "", "");
360
361 DocDeclStr(
362 void , SetVendorName(const wxString& vendorName),
363 "", "");
364
365
366 DocDeclStr(
367 void , SetStyle(long style),
368 "", "");
369
370 DocDeclStr(
371 long , GetStyle() const,
372 "", "");
373
374 %property(AppName, GetAppName, SetAppName, doc="See `GetAppName` and `SetAppName`");
375 %property(EntryType, GetEntryType, doc="See `GetEntryType`");
376 %property(FirstEntry, GetFirstEntry, doc="See `GetFirstEntry`");
377 %property(FirstGroup, GetFirstGroup, doc="See `GetFirstGroup`");
378 %property(NextEntry, GetNextEntry, doc="See `GetNextEntry`");
379 %property(NextGroup, GetNextGroup, doc="See `GetNextGroup`");
380 %property(NumberOfEntries, GetNumberOfEntries, doc="See `GetNumberOfEntries`");
381 %property(NumberOfGroups, GetNumberOfGroups, doc="See `GetNumberOfGroups`");
382 %property(Path, GetPath, SetPath, doc="See `GetPath` and `SetPath`");
383 %property(Style, GetStyle, SetStyle, doc="See `GetStyle` and `SetStyle`");
384 %property(VendorName, GetVendorName, SetVendorName, doc="See `GetVendorName` and `SetVendorName`");
385};
386
387
388//---------------------------------------------------------------------------
389
390DocStr(wxConfig,
391"This ConfigBase-derived class will use the registry on Windows,
392and will be a wx.FileConfig on other platforms.", "");
393
394class wxConfig : public wxConfigBase {
395public:
396 DocCtorStr(
397 wxConfig(const wxString& appName = wxPyEmptyString,
398 const wxString& vendorName = wxPyEmptyString,
399 const wxString& localFilename = wxPyEmptyString,
400 const wxString& globalFilename = wxPyEmptyString,
401 long style = wxCONFIG_USE_LOCAL_FILE | wxCONFIG_USE_GLOBAL_FILE),
402 "", "");
403
404 ~wxConfig();
405};
406
407
408
409
410DocStr(wxFileConfig,
411 "This config class will use a file for storage on all platforms.", "");
412
413class wxFileConfig : public wxConfigBase {
414public:
415 DocCtorStr(
416 wxFileConfig(const wxString& appName = wxPyEmptyString,
417 const wxString& vendorName = wxPyEmptyString,
418 const wxString& localFilename = wxPyEmptyString,
419 const wxString& globalFilename = wxPyEmptyString,
420 long style = wxCONFIG_USE_LOCAL_FILE | wxCONFIG_USE_GLOBAL_FILE),
421 "", "");
422
423 ~wxFileConfig();
424};
425
426
427//---------------------------------------------------------------------------
428
429DocStr(wxConfigPathChanger,
430"A handy little class which changes current path to the path of given
431entry and restores it in the destructoir: so if you declare a local
432variable of this type, you work in the entry directory and the path is
433automatically restored when the function returns.", "");
434
435class wxConfigPathChanger
436{
437public:
438 DocCtorStr(
439 wxConfigPathChanger(const wxConfigBase *config, const wxString& entry),
440 "", "");
441
442 ~wxConfigPathChanger();
443
444 DocDeclStr(
445 const wxString& , Name() const,
446 "Get the key name", "");
447};
448
449
450//---------------------------------------------------------------------------
451
452
453
454DocDeclStr(
455 wxString , wxExpandEnvVars(const wxString &sz),
456 "Replace environment variables ($SOMETHING) with their values. The
457format is $VARNAME or ${VARNAME} where VARNAME contains alphanumeric
458characters and '_' only. '$' must be escaped ('\$') in order to be
459taken literally.", "");
460
461
462
463//---------------------------------------------------------------------------