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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/common/fldlgcmn.cpp | |
3 | // Purpose: wxFileDialog common functions | |
4 | // Author: John Labenski | |
5 | // Modified by: | |
6 | // Created: 14.06.03 (extracted from src/*/filedlg.cpp) | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Robert Roebling | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // For compilers that support precompilation, includes "wx.h". | |
13 | #include "wx/wxprec.h" | |
14 | ||
15 | #ifdef __BORLANDC__ | |
16 | #pragma hdrstop | |
17 | #endif | |
18 | ||
19 | #if wxUSE_FILEDLG | |
20 | ||
21 | #include "wx/filedlg.h" | |
22 | #include "wx/dirdlg.h" | |
23 | ||
24 | #ifndef WX_PRECOMP | |
25 | #include "wx/string.h" | |
26 | #include "wx/intl.h" | |
27 | #include "wx/window.h" | |
28 | #endif // WX_PRECOMP | |
29 | ||
30 | //---------------------------------------------------------------------------- | |
31 | // wxFileDialogBase | |
32 | //---------------------------------------------------------------------------- | |
33 | ||
34 | IMPLEMENT_DYNAMIC_CLASS(wxFileDialogBase, wxDialog) | |
35 | ||
36 | void wxFileDialogBase::Init() | |
37 | { | |
38 | m_filterIndex = 0; | |
39 | m_windowStyle = 0; | |
40 | m_extraControl = NULL; | |
41 | m_extraControlCreator = NULL; | |
42 | } | |
43 | ||
44 | bool wxFileDialogBase::Create(wxWindow *parent, | |
45 | const wxString& message, | |
46 | const wxString& defaultDir, | |
47 | const wxString& defaultFile, | |
48 | const wxString& wildCard, | |
49 | long style, | |
50 | const wxPoint& WXUNUSED(pos), | |
51 | const wxSize& WXUNUSED(sz), | |
52 | const wxString& WXUNUSED(name)) | |
53 | { | |
54 | m_message = message; | |
55 | m_dir = defaultDir; | |
56 | m_fileName = defaultFile; | |
57 | m_wildCard = wildCard; | |
58 | ||
59 | m_parent = parent; | |
60 | m_windowStyle = style; | |
61 | m_filterIndex = 0; | |
62 | ||
63 | if (!HasFdFlag(wxFD_OPEN) && !HasFdFlag(wxFD_SAVE)) | |
64 | m_windowStyle |= wxFD_OPEN; // wxFD_OPEN is the default | |
65 | ||
66 | // check that the styles are not contradictory | |
67 | wxASSERT_MSG( !(HasFdFlag(wxFD_SAVE) && HasFdFlag(wxFD_OPEN)), | |
68 | _T("can't specify both wxFD_SAVE and wxFD_OPEN at once") ); | |
69 | ||
70 | wxASSERT_MSG( !HasFdFlag(wxFD_SAVE) || | |
71 | (!HasFdFlag(wxFD_MULTIPLE) && !HasFdFlag(wxFD_FILE_MUST_EXIST)), | |
72 | _T("wxFD_MULTIPLE or wxFD_FILE_MUST_EXIST can't be used with wxFD_SAVE" ) ); | |
73 | ||
74 | wxASSERT_MSG( !HasFdFlag(wxFD_OPEN) || !HasFdFlag(wxFD_OVERWRITE_PROMPT), | |
75 | _T("wxFD_OVERWRITE_PROMPT can't be used with wxFD_OPEN") ); | |
76 | ||
77 | if ( wildCard.empty() || wildCard == wxFileSelectorDefaultWildcardStr ) | |
78 | { | |
79 | m_wildCard = wxString::Format(_("All files (%s)|%s"), | |
80 | wxFileSelectorDefaultWildcardStr, | |
81 | wxFileSelectorDefaultWildcardStr); | |
82 | } | |
83 | else // have wild card | |
84 | { | |
85 | // convert m_wildCard from "*.bar" to "bar files (*.bar)|*.bar" | |
86 | if ( m_wildCard.Find(wxT('|')) == wxNOT_FOUND ) | |
87 | { | |
88 | wxString::size_type nDot = m_wildCard.find(_T("*.")); | |
89 | if ( nDot != wxString::npos ) | |
90 | nDot++; | |
91 | else | |
92 | nDot = 0; | |
93 | ||
94 | m_wildCard = wxString::Format | |
95 | ( | |
96 | _("%s files (%s)|%s"), | |
97 | wildCard.c_str() + nDot, | |
98 | wildCard.c_str(), | |
99 | wildCard.c_str() | |
100 | ); | |
101 | } | |
102 | } | |
103 | ||
104 | return true; | |
105 | } | |
106 | ||
107 | #if WXWIN_COMPATIBILITY_2_6 | |
108 | long wxFileDialogBase::GetStyle() const | |
109 | { | |
110 | return GetWindowStyle(); | |
111 | } | |
112 | ||
113 | void wxFileDialogBase::SetStyle(long style) | |
114 | { | |
115 | SetWindowStyle(style); | |
116 | } | |
117 | #endif // WXWIN_COMPATIBILITY_2_6 | |
118 | ||
119 | ||
120 | wxString wxFileDialogBase::AppendExtension(const wxString &filePath, | |
121 | const wxString &extensionList) | |
122 | { | |
123 | // strip off path, to avoid problems with "path.bar/foo" | |
124 | wxString fileName = filePath.AfterLast(wxFILE_SEP_PATH); | |
125 | ||
126 | // if fileName is of form "foo.bar" it's ok, return it | |
127 | int idx_dot = fileName.Find(wxT('.'), true); | |
128 | if ((idx_dot != wxNOT_FOUND) && (idx_dot < (int)fileName.length() - 1)) | |
129 | return filePath; | |
130 | ||
131 | // get the first extension from extensionList, or all of it | |
132 | wxString ext = extensionList.BeforeFirst(wxT(';')); | |
133 | ||
134 | // if ext == "foo" or "foo." there's no extension | |
135 | int idx_ext_dot = ext.Find(wxT('.'), true); | |
136 | if ((idx_ext_dot == wxNOT_FOUND) || (idx_ext_dot == (int)ext.length() - 1)) | |
137 | return filePath; | |
138 | else | |
139 | ext = ext.AfterLast(wxT('.')); | |
140 | ||
141 | // if ext == "*" or "bar*" or "b?r" or " " then its not valid | |
142 | if ((ext.Find(wxT('*')) != wxNOT_FOUND) || | |
143 | (ext.Find(wxT('?')) != wxNOT_FOUND) || | |
144 | (ext.Strip(wxString::both).empty())) | |
145 | return filePath; | |
146 | ||
147 | // if fileName doesn't have a '.' then add one | |
148 | if (filePath.Last() != wxT('.')) | |
149 | ext = wxT(".") + ext; | |
150 | ||
151 | return filePath + ext; | |
152 | } | |
153 | ||
154 | bool wxFileDialogBase::SetExtraControlCreator(ExtraControlCreatorFunction creator) | |
155 | { | |
156 | wxCHECK_MSG( !m_extraControlCreator, false, | |
157 | "wxFileDialog::SetExtraControl() called second time" ); | |
158 | ||
159 | m_extraControlCreator = creator; | |
160 | return SupportsExtraControl(); | |
161 | } | |
162 | ||
163 | bool wxFileDialogBase::CreateExtraControl() | |
164 | { | |
165 | if (!m_extraControlCreator || m_extraControl) | |
166 | return false; | |
167 | m_extraControl = (*m_extraControlCreator)(this); | |
168 | return true; | |
169 | } | |
170 | ||
171 | wxSize wxFileDialogBase::GetExtraControlSize() | |
172 | { | |
173 | if ( !m_extraControlCreator ) | |
174 | return wxDefaultSize; | |
175 | ||
176 | // create the extra control in an empty dialog just to find its size: this | |
177 | // is not terribly efficient but we do need to know the size before | |
178 | // creating the native dialog and this seems to be the only way | |
179 | wxDialog dlg(NULL, wxID_ANY, ""); | |
180 | return (*m_extraControlCreator)(&dlg)->GetSize(); | |
181 | } | |
182 | ||
183 | //---------------------------------------------------------------------------- | |
184 | // wxFileDialog convenience functions | |
185 | //---------------------------------------------------------------------------- | |
186 | ||
187 | wxString wxFileSelector(const wxString& title, | |
188 | const wxString& defaultDir, | |
189 | const wxString& defaultFileName, | |
190 | const wxString& defaultExtension, | |
191 | const wxString& filter, | |
192 | int flags, | |
193 | wxWindow *parent, | |
194 | int x, int y) | |
195 | { | |
196 | // The defaultExtension, if non-empty, is | |
197 | // appended to the filename if the user fails to type an extension. The new | |
198 | // implementation (taken from wxFileSelectorEx) appends the extension | |
199 | // automatically, by looking at the filter specification. In fact this | |
200 | // should be better than the native Microsoft implementation because | |
201 | // Windows only allows *one* default extension, whereas here we do the | |
202 | // right thing depending on the filter the user has chosen. | |
203 | ||
204 | // If there's a default extension specified but no filter, we create a | |
205 | // suitable filter. | |
206 | ||
207 | wxString filter2; | |
208 | if ( !defaultExtension.empty() && filter.empty() ) | |
209 | filter2 = wxString(wxT("*.")) + defaultExtension; | |
210 | else if ( !filter.empty() ) | |
211 | filter2 = filter; | |
212 | ||
213 | wxFileDialog fileDialog(parent, title, defaultDir, | |
214 | defaultFileName, filter2, | |
215 | flags, wxPoint(x, y)); | |
216 | ||
217 | // if filter is of form "All files (*)|*|..." set correct filter index | |
218 | if ( !defaultExtension.empty() && filter2.find(wxT('|')) != wxString::npos ) | |
219 | { | |
220 | int filterIndex = 0; | |
221 | ||
222 | wxArrayString descriptions, filters; | |
223 | // don't care about errors, handled already by wxFileDialog | |
224 | (void)wxParseCommonDialogsFilter(filter2, descriptions, filters); | |
225 | for (size_t n=0; n<filters.GetCount(); n++) | |
226 | { | |
227 | if (filters[n].Contains(defaultExtension)) | |
228 | { | |
229 | filterIndex = n; | |
230 | break; | |
231 | } | |
232 | } | |
233 | ||
234 | if (filterIndex > 0) | |
235 | fileDialog.SetFilterIndex(filterIndex); | |
236 | } | |
237 | ||
238 | wxString filename; | |
239 | if ( fileDialog.ShowModal() == wxID_OK ) | |
240 | { | |
241 | filename = fileDialog.GetPath(); | |
242 | } | |
243 | ||
244 | return filename; | |
245 | } | |
246 | ||
247 | //---------------------------------------------------------------------------- | |
248 | // wxFileSelectorEx | |
249 | //---------------------------------------------------------------------------- | |
250 | ||
251 | wxString wxFileSelectorEx(const wxString& title, | |
252 | const wxString& defaultDir, | |
253 | const wxString& defaultFileName, | |
254 | int* defaultFilterIndex, | |
255 | const wxString& filter, | |
256 | int flags, | |
257 | wxWindow* parent, | |
258 | int x, | |
259 | int y) | |
260 | ||
261 | { | |
262 | wxFileDialog fileDialog(parent, | |
263 | title, | |
264 | defaultDir, | |
265 | defaultFileName, | |
266 | filter, | |
267 | flags, wxPoint(x, y)); | |
268 | ||
269 | wxString filename; | |
270 | if ( fileDialog.ShowModal() == wxID_OK ) | |
271 | { | |
272 | if ( defaultFilterIndex ) | |
273 | *defaultFilterIndex = fileDialog.GetFilterIndex(); | |
274 | ||
275 | filename = fileDialog.GetPath(); | |
276 | } | |
277 | ||
278 | return filename; | |
279 | } | |
280 | ||
281 | //---------------------------------------------------------------------------- | |
282 | // wxDefaultFileSelector - Generic load/save dialog (for internal use only) | |
283 | //---------------------------------------------------------------------------- | |
284 | ||
285 | static wxString wxDefaultFileSelector(bool load, | |
286 | const wxString& what, | |
287 | const wxString& extension, | |
288 | const wxString& default_name, | |
289 | wxWindow *parent) | |
290 | { | |
291 | wxString prompt; | |
292 | wxString str; | |
293 | if (load) | |
294 | str = _("Load %s file"); | |
295 | else | |
296 | str = _("Save %s file"); | |
297 | prompt.Printf(str, what); | |
298 | ||
299 | wxString wild; | |
300 | wxString ext; | |
301 | if ( !extension.empty() ) | |
302 | { | |
303 | if ( extension[0u] == _T('.') ) | |
304 | ext = extension.substr(1); | |
305 | else | |
306 | ext = extension; | |
307 | ||
308 | wild.Printf(wxT("*.%s"), ext); | |
309 | } | |
310 | else // no extension specified | |
311 | { | |
312 | wild = wxFileSelectorDefaultWildcardStr; | |
313 | } | |
314 | ||
315 | return wxFileSelector(prompt, wxEmptyString, default_name, ext, wild, | |
316 | load ? (wxFD_OPEN | wxFD_FILE_MUST_EXIST) : wxFD_SAVE, | |
317 | parent); | |
318 | } | |
319 | ||
320 | //---------------------------------------------------------------------------- | |
321 | // wxLoadFileSelector | |
322 | //---------------------------------------------------------------------------- | |
323 | ||
324 | WXDLLEXPORT wxString wxLoadFileSelector(const wxString& what, | |
325 | const wxString& extension, | |
326 | const wxString& default_name, | |
327 | wxWindow *parent) | |
328 | { | |
329 | return wxDefaultFileSelector(true, what, extension, default_name, parent); | |
330 | } | |
331 | ||
332 | //---------------------------------------------------------------------------- | |
333 | // wxSaveFileSelector | |
334 | //---------------------------------------------------------------------------- | |
335 | ||
336 | WXDLLEXPORT wxString wxSaveFileSelector(const wxString& what, | |
337 | const wxString& extension, | |
338 | const wxString& default_name, | |
339 | wxWindow *parent) | |
340 | { | |
341 | return wxDefaultFileSelector(false, what, extension, default_name, parent); | |
342 | } | |
343 | ||
344 | ||
345 | //---------------------------------------------------------------------------- | |
346 | // wxDirDialogBase | |
347 | //---------------------------------------------------------------------------- | |
348 | ||
349 | #if WXWIN_COMPATIBILITY_2_6 | |
350 | long wxDirDialogBase::GetStyle() const | |
351 | { | |
352 | return GetWindowStyle(); | |
353 | } | |
354 | ||
355 | void wxDirDialogBase::SetStyle(long style) | |
356 | { | |
357 | SetWindowStyle(style); | |
358 | } | |
359 | #endif // WXWIN_COMPATIBILITY_2_6 | |
360 | ||
361 | ||
362 | #endif // wxUSE_FILEDLG |