| 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 | wxT("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 | wxT("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 | wxT("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(wxT("*.")); |
| 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] == wxT('.') ) |
| 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 |