src/os2/filedlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/os2/filedlg.cpp
   3 // Purpose:     wxFileDialog
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/05/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   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
  23 #ifndef WX_PRECOMP
  24     #include "wx/utils.h"
  25     #include "wx/msgdlg.h"
  26     #include "wx/intl.h"
  27     #include "wx/log.h"
  28     #include "wx/app.h"
  29     #include "wx/math.h"
  30 #endif
  31
  32 #define INCL_PM
  33 #include <os2.h>
  34
  35 #include "wx/os2/private.h"
  36
  37 #include <stdlib.h>
  38 #include <string.h>
  39
  40 #include "wx/tokenzr.h"
  41
  42 #define wxMAXPATH                    1024
  43 #define wxMAXFILE                    1024
  44 #define wxMAXEXT                        5
  45
  46 #ifndef MAXPATH
  47 # define MAXPATH                      400
  48 #endif
  49
  50 #ifndef MAXDRIVE
  51 # define MAXDRIVE                       3
  52 #endif
  53
  54 #ifndef MAXFILE
  55 # define MAXFILE                        9
  56 #endif
  57
  58 #ifndef MAXEXT
  59 # define MAXEXT                         5
  60 #endif
  61
  62 IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
  63
  64 // ----------------------------------------------------------------------------
  65 // CLASS wxFileDialog
  66 // ----------------------------------------------------------------------------
  67
  68 wxFileDialog::wxFileDialog (
  69   wxWindow*                         pParent
  70 , const wxString&                   rsMessage
  71 , const wxString&                   rsDefaultDir
  72 , const wxString&                   rsDefaultFileName
  73 , const wxString&                   rsWildCard
  74 , long                              lStyle
  75 , const wxPoint&                    rPos,
  76   const wxSize& sz,
  77   const wxString& name
  78 )
  79     :wxFileDialogBase(pParent, rsMessage, rsDefaultDir, rsDefaultFileName, rsWildCard, lStyle, rPos, sz, name)
  80
  81 {
  82     // NB: all style checks are done by wxFileDialogBase::Create
  83
  84     m_filterIndex = 1;
  85 } // end of wxFileDialog::wxFileDialog
  86
  87 void wxFileDialog::GetPaths (
  88   wxArrayString&                    rasPaths
  89 ) const
  90 {
  91     wxString                        sDir(m_dir);
  92     size_t                          nCount = m_fileNames.GetCount();
  93
  94     rasPaths.Empty();
  95     if (m_dir.Last() != _T('\\'))
  96         sDir += _T('\\');
  97
  98     for ( size_t n = 0; n < nCount; n++ )
  99     {
 100         rasPaths.Add(sDir + m_fileNames[n]);
 101     }
 102 } // end of wxFileDialog::GetPaths
 103
 104 int wxFileDialog::ShowModal()
 105 {
 106     wxString                        sTheFilter;
 107     wxString                        sFilterBuffer;
 108     wxChar*                         pzFilterBuffer;
 109     static wxChar                   zFileNameBuffer[wxMAXPATH];           // the file-name
 110     HWND                            hWnd = 0;
 111     wxChar                          zTitleBuffer[wxMAXFILE + 1 + wxMAXEXT];  // the file-name, without path
 112     wxString                        sDir;
 113     size_t                          i;
 114     size_t                          nLen = m_dir.length();
 115     int                             nCount = 0;
 116     FILEDLG                         vFileDlg;
 117     ULONG                           lFlags = 0L;
 118
 119     memset(&vFileDlg, '\0', sizeof(FILEDLG));
 120     if (m_parent)
 121         hWnd = (HWND) m_parent->GetHWND();
 122     if (!hWnd && wxTheApp->GetTopWindow())
 123         hWnd = (HWND) wxTheApp->GetTopWindow()->GetHWND();
 124
 125
 126     *zFileNameBuffer = wxT('\0');
 127     *zTitleBuffer    = wxT('\0');
 128
 129     if (m_windowStyle & wxFD_SAVE)
 130         lFlags = FDS_SAVEAS_DIALOG;
 131     else
 132         lFlags = FDS_OPEN_DIALOG;
 133
 134 #if WXWIN_COMPATIBILITY_2_4
 135     if (m_windowStyle & wxHIDE_READONLY)
 136         lFlags |= FDS_SAVEAS_DIALOG;
 137 #endif
 138
 139     if (m_windowStyle & wxFD_SAVE)
 140         lFlags |= FDS_SAVEAS_DIALOG;
 141     if (m_windowStyle & wxFD_MULTIPLE)
 142         lFlags |= FDS_OPEN_DIALOG | FDS_MULTIPLESEL;
 143
 144     vFileDlg.cbSize = sizeof(FILEDLG);
 145     vFileDlg.fl = lFlags;
 146     vFileDlg.pszTitle = (PSZ)zTitleBuffer;
 147
 148     //
 149     // Convert forward slashes to backslashes (file selector doesn't like
 150     // forward slashes) and also squeeze multiple consecutive slashes into one
 151     // as it doesn't like two backslashes in a row neither
 152     //
 153     sDir.reserve(nLen);
 154     for ( i = 0; i < nLen; i++ )
 155     {
 156         wxChar                      ch = m_dir[i];
 157
 158         switch (ch)
 159         {
 160             case _T('/'):
 161                 //
 162                 // Convert to backslash
 163                 //
 164                 ch = _T('\\');
 165
 166                 //
 167                 // Fall through
 168                 //
 169             case _T('\\'):
 170                 while (i < nLen - 1)
 171                 {
 172                     wxChar          chNext = m_dir[i + 1];
 173
 174                     if (chNext != _T('\\') && chNext != _T('/'))
 175                         break;
 176
 177                     //
 178                     // Ignore the next one, unless it is at the start of a UNC path
 179                     //
 180                     if (i > 0)
 181                         i++;
 182                     else
 183                         break;
 184                 }
 185
 186                 //
 187                 // Fall through
 188                 //
 189
 190             default:
 191                 //
 192                 // Normal char
 193                 sDir += ch;
 194         }
 195     }
 196     if ( wxStrlen(m_wildCard) == 0 )
 197         sTheFilter = wxEmptyString;
 198     else
 199         sTheFilter = m_wildCard;
 200
 201     wxStrtok((wxChar*)sTheFilter.c_str(), wxT("|"), &pzFilterBuffer);
 202     while(pzFilterBuffer != NULL)
 203     {
 204         if (nCount > 0 && !(nCount % 2))
 205             sDir += wxT(";");
 206         if (nCount % 2)
 207         {
 208             sDir += pzFilterBuffer;
 209         }
 210         wxStrtok(NULL, wxT("|"), &pzFilterBuffer);
 211         nCount++;
 212     }
 213     if (nCount == 0)
 214         sDir += m_fileName;
 215     if (sDir.empty())
 216         sDir = wxT("*.*");
 217     wxStrcpy((wxChar*)vFileDlg.szFullFile, sDir);
 218     sFilterBuffer = sDir;
 219
 220     hWnd = ::WinFileDlg( HWND_DESKTOP
 221                         ,GetHwndOf(m_parent)
 222                         ,&vFileDlg
 223                        );
 224     if (hWnd && vFileDlg.lReturn == DID_OK)
 225     {
 226         m_fileNames.Empty();
 227         if ((m_windowStyle & wxFD_MULTIPLE ) && vFileDlg.ulFQFCount > 1)
 228         {
 229             for (int i = 0; i < (int)vFileDlg.ulFQFCount; i++)
 230             {
 231                 if (i == 0)
 232                 {
 233                     m_dir = wxPathOnly(wxString((const wxChar*)*vFileDlg.papszFQFilename[0]));
 234                     m_path = (const wxChar*)*vFileDlg.papszFQFilename[0];
 235                 }
 236                 m_fileName = wxFileNameFromPath(wxString((const wxChar*)*vFileDlg.papszFQFilename[i]));
 237                 m_fileNames.Add(m_fileName);
 238             }
 239             ::WinFreeFileDlgList(vFileDlg.papszFQFilename);
 240         }
 241         else if (!(m_windowStyle & wxFD_SAVE))
 242         {
 243             m_path = (wxChar*)vFileDlg.szFullFile;
 244             m_fileName = wxFileNameFromPath(wxString((const wxChar*)vFileDlg.szFullFile));
 245             m_dir = wxPathOnly((const wxChar*)vFileDlg.szFullFile);
 246         }
 247         else // save file
 248         {
 249             const wxChar*           pzExtension = NULL;
 250
 251             wxStrcpy(zFileNameBuffer, (const wxChar*)vFileDlg.szFullFile);
 252
 253             int                     nIdx = wxStrlen(zFileNameBuffer) - 1;
 254             wxString                sExt;
 255
 256             wxSplitPath( zFileNameBuffer
 257                         ,&m_path
 258                         ,&m_fileName
 259                         ,&sExt
 260                        );
 261             if (zFileNameBuffer[nIdx] == wxT('.') || sExt.empty())
 262             {
 263                 zFileNameBuffer[nIdx] = wxT('\0');
 264
 265                 //
 266                 // User has typed a filename without an extension:
 267                 //
 268                 // A filename can end in a "." here ("abc."), this means it
 269                 // does not have an extension. Because later on a "." with
 270                 // the default extension is appended we remove the "." if
 271                 // filename ends with one (We don't want files called
 272                 // "abc..ext")
 273                 //
 274                 pzExtension = sFilterBuffer.c_str();
 275
 276                 for( int i = 0; i < (int)sFilterBuffer.length(); i++ )
 277                 {
 278                     //
 279                     // Get extension
 280                     //
 281                     pzExtension = wxStrrchr(pzExtension, wxT('.'));
 282                     if ( pzExtension                      &&
 283                         !wxStrrchr(pzExtension, wxT('*')) &&
 284                         !wxStrrchr(pzExtension, wxT('?')) &&
 285                         pzExtension[1]                    &&
 286                         pzExtension[1] != wxT(' ')
 287                        )              // != "blabla. "
 288                     {
 289                         //
 290                         // Now concat extension to the fileName:
 291                         //
 292                         m_path = wxString(zFileNameBuffer) + pzExtension;
 293                     }
 294                 }
 295             }
 296             else
 297             {
 298                 m_path = (wxChar*)vFileDlg.szFullFile;
 299             }
 300             m_fileName = wxFileNameFromPath((const wxChar*)vFileDlg.szFullFile);
 301             m_dir = wxPathOnly((const wxChar*)vFileDlg.szFullFile);
 302
 303             //
 304             // === Simulating the wxFD_OVERWRITE_PROMPT >>============================
 305             //
 306             if ((m_windowStyle & wxFD_OVERWRITE_PROMPT) &&
 307                 (m_windowStyle & wxFD_SAVE) &&
 308                 (wxFileExists(m_path.c_str())))
 309             {
 310                 wxString            sMessageText;
 311
 312                 sMessageText.Printf( _("File '%s' already exists.\nDo you want to replace it?")
 313                                     ,m_path.c_str()
 314                                    );
 315                 if (wxMessageBox( sMessageText
 316                                  ,wxT("Save File As")
 317                                  ,wxYES_NO | wxICON_EXCLAMATION
 318                                 ) != wxYES)
 319                 {
 320                     return wxID_CANCEL;
 321                 }
 322             }
 323         }
 324         return wxID_OK;
 325     }
 326     return wxID_CANCEL;
 327 } // end of wxFileDialog::ShowModal
 328
 329 #endif // wxUSE_FILEDLG