src/generic/filedlgg.cpp

   1 //////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/filedlgg.cpp
   3 // Purpose:     wxGenericFileDialog
   4 // Author:      Robert Roebling
   5 // Modified by:
   6 // Created:     12/12/98
   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 // NOTE : it probably also supports MAC, untested
  22 #if !defined(__UNIX__) && !defined(__DOS__) && !defined(__WIN32__) && !defined(__OS2__)
  23 #error wxGenericFileDialog currently only supports Unix, win32 and DOS
  24 #endif
  25
  26 #ifndef WX_PRECOMP
  27     #ifdef __WXMSW__
  28         #include "wx/msw/wrapwin.h"
  29     #endif
  30     #include "wx/hash.h"
  31     #include "wx/intl.h"
  32     #include "wx/settings.h"
  33     #include "wx/log.h"
  34     #include "wx/msgdlg.h"
  35     #include "wx/bmpbuttn.h"
  36     #include "wx/checkbox.h"
  37     #include "wx/choice.h"
  38     #include "wx/stattext.h"
  39     #include "wx/textctrl.h"
  40     #include "wx/sizer.h"
  41     #include "wx/filedlg.h"     // wxFD_OPEN, wxFD_SAVE...
  42 #endif
  43
  44 #include "wx/longlong.h"
  45 #include "wx/config.h"
  46 #include "wx/imaglist.h"
  47 #include "wx/artprov.h"
  48 #include "wx/filefn.h"
  49 #include "wx/filectrl.h"
  50 #include "wx/generic/filedlgg.h"
  51 #include "wx/debug.h"
  52 #include "wx/modalhook.h"
  53
  54 #if wxUSE_TOOLTIPS
  55     #include "wx/tooltip.h"
  56 #endif
  57 #if wxUSE_CONFIG
  58     #include "wx/config.h"
  59 #endif
  60
  61 #ifndef __WXWINCE__
  62     #include <sys/types.h>
  63     #include <sys/stat.h>
  64 #endif
  65
  66 #ifdef __UNIX__
  67     #include <dirent.h>
  68     #include <pwd.h>
  69     #ifndef __VMS
  70     # include <grp.h>
  71     #endif
  72 #endif
  73
  74 #ifdef __WINDOWS__
  75     #include "wx/msw/mslu.h"
  76 #endif
  77
  78 #ifdef __WATCOMC__
  79     #include <direct.h>
  80 #endif
  81
  82 #ifndef __WXWINCE__
  83 #include <time.h>
  84 #endif
  85
  86 #if defined(__UNIX__) || defined(__DOS__)
  87 #include <unistd.h>
  88 #endif
  89
  90 #if defined(__WXWINCE__)
  91 #define IsTopMostDir(dir) (dir == wxT("\\") || dir == wxT("/"))
  92 #elif (defined(__DOS__) || defined(__WINDOWS__) || defined (__OS2__))
  93 #define IsTopMostDir(dir)   (dir.empty())
  94 #else
  95 #define IsTopMostDir(dir)   (dir == wxT("/"))
  96 #endif
  97
  98 //-----------------------------------------------------------------------------
  99 // wxGenericFileDialog
 100 //-----------------------------------------------------------------------------
 101
 102 #define  ID_LIST_MODE     (wxID_FILEDLGG    )
 103 #define  ID_REPORT_MODE   (wxID_FILEDLGG + 1)
 104 #define  ID_UP_DIR        (wxID_FILEDLGG + 2)
 105 #define  ID_HOME_DIR      (wxID_FILEDLGG + 3)
 106 #define  ID_NEW_DIR       (wxID_FILEDLGG + 4)
 107 #define  ID_FILE_CTRL     (wxID_FILEDLGG + 5)
 108
 109 IMPLEMENT_DYNAMIC_CLASS(wxGenericFileDialog, wxFileDialogBase)
 110
 111 BEGIN_EVENT_TABLE(wxGenericFileDialog,wxDialog)
 112     EVT_BUTTON(ID_LIST_MODE, wxGenericFileDialog::OnList)
 113     EVT_BUTTON(ID_REPORT_MODE, wxGenericFileDialog::OnReport)
 114     EVT_BUTTON(ID_UP_DIR, wxGenericFileDialog::OnUp)
 115     EVT_BUTTON(ID_HOME_DIR, wxGenericFileDialog::OnHome)
 116     EVT_BUTTON(ID_NEW_DIR, wxGenericFileDialog::OnNew)
 117     EVT_BUTTON(wxID_OK, wxGenericFileDialog::OnOk)
 118     EVT_FILECTRL_FILEACTIVATED(ID_FILE_CTRL, wxGenericFileDialog::OnFileActivated)
 119
 120     EVT_UPDATE_UI(ID_UP_DIR, wxGenericFileDialog::OnUpdateButtonsUI)
 121 #if defined(__DOS__) || defined(__WINDOWS__) || defined(__OS2__)
 122     EVT_UPDATE_UI(ID_NEW_DIR, wxGenericFileDialog::OnUpdateButtonsUI)
 123 #endif // defined(__DOS__) || defined(__WINDOWS__) || defined(__OS2__)
 124 END_EVENT_TABLE()
 125
 126 long wxGenericFileDialog::ms_lastViewStyle = wxLC_LIST;
 127 bool wxGenericFileDialog::ms_lastShowHidden = false;
 128
 129 void wxGenericFileDialog::Init()
 130 {
 131     m_bypassGenericImpl = false;
 132
 133     m_filectrl   = NULL;
 134     m_upDirButton  = NULL;
 135     m_newDirButton = NULL;
 136 }
 137
 138 wxGenericFileDialog::wxGenericFileDialog(wxWindow *parent,
 139                            const wxString& message,
 140                            const wxString& defaultDir,
 141                            const wxString& defaultFile,
 142                            const wxString& wildCard,
 143                            long  style,
 144                            const wxPoint& pos,
 145                            const wxSize& sz,
 146                            const wxString& name,
 147                            bool  bypassGenericImpl ) : wxFileDialogBase()
 148 {
 149     Init();
 150     Create( parent, message, defaultDir, defaultFile, wildCard, style, pos, sz, name, bypassGenericImpl );
 151 }
 152
 153 bool wxGenericFileDialog::Create( wxWindow *parent,
 154                                   const wxString& message,
 155                                   const wxString& defaultDir,
 156                                   const wxString& defaultFile,
 157                                   const wxString& wildCard,
 158                                   long  style,
 159                                   const wxPoint& pos,
 160                                   const wxSize& sz,
 161                                   const wxString& name,
 162                                   bool  bypassGenericImpl )
 163 {
 164     m_bypassGenericImpl = bypassGenericImpl;
 165
 166     parent = GetParentForModalDialog(parent, style);
 167
 168     if (!wxFileDialogBase::Create(parent, message, defaultDir, defaultFile,
 169                                   wildCard, style, pos, sz, name))
 170     {
 171         return false;
 172     }
 173
 174     if (m_bypassGenericImpl)
 175         return true;
 176
 177     if (!wxDialog::Create( parent, wxID_ANY, message, pos, sz,
 178                            wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER | style, name
 179                            ))
 180     {
 181         return false;
 182     }
 183
 184 #if wxUSE_CONFIG
 185     if (wxConfig::Get(false))
 186     {
 187         wxConfig::Get()->Read(wxT("/wxWindows/wxFileDialog/ViewStyle"),
 188                               &ms_lastViewStyle);
 189         wxConfig::Get()->Read(wxT("/wxWindows/wxFileDialog/ShowHidden"),
 190                               &ms_lastShowHidden);
 191     }
 192 #endif
 193
 194     if ((m_dir.empty()) || (m_dir == wxT(".")))
 195     {
 196         m_dir = wxGetCwd();
 197         if (m_dir.empty())
 198             m_dir = wxFILE_SEP_PATH;
 199     }
 200
 201     const size_t len = m_dir.length();
 202     if ((len > 1) && (wxEndsWithPathSeparator(m_dir)))
 203         m_dir.Remove( len-1, 1 );
 204
 205     m_filterExtension = wxEmptyString;
 206
 207     // layout
 208
 209     const bool is_pda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA);
 210
 211     wxBoxSizer *mainsizer = new wxBoxSizer( wxVERTICAL );
 212
 213     wxBoxSizer *buttonsizer = new wxBoxSizer( wxHORIZONTAL );
 214     AddBitmapButton( ID_LIST_MODE, wxART_LIST_VIEW,
 215                      _("View files as a list view"), buttonsizer );
 216     AddBitmapButton( ID_REPORT_MODE, wxART_REPORT_VIEW,
 217                      _("View files as a detailed view"), buttonsizer );
 218     buttonsizer->Add( 30, 5, 1 );
 219     m_upDirButton = AddBitmapButton( ID_UP_DIR, wxART_GO_DIR_UP,
 220                                      _("Go to parent directory"), buttonsizer );
 221
 222 #ifndef __DOS__ // VS: Home directory is meaningless in MS-DOS...
 223     AddBitmapButton( ID_HOME_DIR, wxART_GO_HOME,
 224                      _("Go to home directory"), buttonsizer );
 225     buttonsizer->Add( 20, 20 );
 226 #endif //!__DOS__
 227
 228     m_newDirButton = AddBitmapButton( ID_NEW_DIR, wxART_NEW_DIR,
 229                                       _("Create new directory"), buttonsizer );
 230
 231     if (is_pda)
 232         mainsizer->Add( buttonsizer, wxSizerFlags().Expand() );
 233     else
 234         mainsizer->Add( buttonsizer, wxSizerFlags().Expand()
 235                                                    .Border( wxLEFT | wxRIGHT | wxTOP ) );
 236
 237     long style2 = 0;
 238     if ( HasFdFlag(wxFD_MULTIPLE) )
 239         style2 |= wxFC_MULTIPLE;
 240
 241     m_filectrl = new wxGenericFileCtrl( this, ID_FILE_CTRL,
 242                                         m_dir, defaultFile,
 243                                         wildCard,
 244                                         style2,
 245                                         wxDefaultPosition, wxSize(540,200)
 246                                         );
 247
 248     m_filectrl->ShowHidden( ms_lastShowHidden );
 249
 250     if (ms_lastViewStyle == wxLC_LIST)
 251     {
 252         m_filectrl->ChangeToListMode();
 253     }
 254     else if (ms_lastViewStyle == wxLC_REPORT)
 255     {
 256         m_filectrl->ChangeToReportMode();
 257     }
 258
 259     mainsizer->Add(m_filectrl, wxSizerFlags(1).Expand().HorzBorder());
 260
 261     wxSizer *bsizer = CreateButtonSizer(wxOK | wxCANCEL);
 262     if ( bsizer )
 263     {
 264         if (is_pda)
 265             mainsizer->Add(bsizer, wxSizerFlags().Expand().Border());
 266         else
 267             mainsizer->Add(bsizer, wxSizerFlags().Expand().DoubleBorder());
 268     }
 269
 270     SetSizer( mainsizer );
 271
 272     if (!is_pda)
 273     {
 274         mainsizer->SetSizeHints( this );
 275
 276         Centre( wxBOTH );
 277     }
 278
 279     return true;
 280 }
 281
 282 wxGenericFileDialog::~wxGenericFileDialog()
 283 {
 284     if (!m_bypassGenericImpl)
 285     {
 286 #if wxUSE_CONFIG
 287         if (wxConfig::Get(false))
 288         {
 289             wxConfig::Get()->Write(wxT("/wxWindows/wxFileDialog/ViewStyle"),
 290                                    ms_lastViewStyle);
 291             wxConfig::Get()->Write(wxT("/wxWindows/wxFileDialog/ShowHidden"),
 292                                    ms_lastShowHidden);
 293         }
 294 #endif
 295     }
 296 }
 297
 298 wxBitmapButton* wxGenericFileDialog::AddBitmapButton( wxWindowID winId,
 299                                                       const wxArtID& artId,
 300                                                       const wxString& tip,
 301                                                       wxSizer *sizer)
 302 {
 303     wxBitmapButton *but = new wxBitmapButton(this, winId,
 304                                          wxArtProvider::GetBitmap(artId, wxART_BUTTON));
 305     but->SetToolTip(tip);
 306     sizer->Add(but, wxSizerFlags().Border());
 307     return but;
 308 }
 309
 310 int wxGenericFileDialog::ShowModal()
 311 {
 312     WX_HOOK_MODAL_DIALOG();
 313
 314     if (CreateExtraControl())
 315     {
 316         wxSizer *sizer = GetSizer();
 317         sizer->Insert(2 /* after m_filectrl */, m_extraControl,
 318                       wxSizerFlags().Expand().HorzBorder());
 319         sizer->Fit(this);
 320     }
 321
 322     m_filectrl->SetDirectory(m_dir);
 323
 324     return wxDialog::ShowModal();
 325 }
 326
 327 bool wxGenericFileDialog::Show( bool show )
 328 {
 329     // Called by ShowModal, so don't repeate the update
 330 #ifndef __WIN32__
 331     if (show)
 332     {
 333         m_filectrl->SetDirectory(m_dir);
 334     }
 335 #endif
 336
 337     return wxDialog::Show( show );
 338 }
 339
 340 void wxGenericFileDialog::OnOk( wxCommandEvent &WXUNUSED(event) )
 341 {
 342     wxArrayString selectedFiles;
 343     m_filectrl->GetFilenames(selectedFiles);
 344
 345     if (selectedFiles.Count() == 0)
 346         return;
 347
 348     if (selectedFiles.Count() == 1)
 349     {
 350         SetPath( selectedFiles[0] );
 351     }
 352
 353     EndModal(wxID_OK);
 354 }
 355
 356 void wxGenericFileDialog::OnList( wxCommandEvent &WXUNUSED(event) )
 357 {
 358     m_filectrl->ChangeToListMode();
 359     ms_lastViewStyle = wxLC_LIST;
 360     m_filectrl->GetFileList()->SetFocus();
 361 }
 362
 363 void wxGenericFileDialog::OnReport( wxCommandEvent &WXUNUSED(event) )
 364 {
 365     m_filectrl->ChangeToReportMode();
 366     ms_lastViewStyle = wxLC_REPORT;
 367     m_filectrl->GetFileList()->SetFocus();
 368 }
 369
 370 void wxGenericFileDialog::OnUp( wxCommandEvent &WXUNUSED(event) )
 371 {
 372     m_filectrl->GoToParentDir();
 373     m_filectrl->GetFileList()->SetFocus();
 374 }
 375
 376 void wxGenericFileDialog::OnHome( wxCommandEvent &WXUNUSED(event) )
 377 {
 378     m_filectrl->GoToHomeDir();
 379     m_filectrl->SetFocus();
 380 }
 381
 382 void wxGenericFileDialog::OnNew( wxCommandEvent &WXUNUSED(event) )
 383 {
 384     m_filectrl->GetFileList()->MakeDir();
 385 }
 386
 387 void wxGenericFileDialog::OnFileActivated( wxFileCtrlEvent &WXUNUSED(event) )
 388 {
 389     wxCommandEvent dummy;
 390     OnOk( dummy );
 391 }
 392
 393 void wxGenericFileDialog::OnUpdateButtonsUI(wxUpdateUIEvent& event)
 394 {
 395     // surprisingly, we can be called before m_filectrl is set in Create() as
 396     // wxFileCtrl ctor itself can generate idle events, so we need this test
 397     if ( m_filectrl )
 398         event.Enable( !IsTopMostDir(m_filectrl->GetShownDirectory()) );
 399 }
 400
 401 #ifdef wxHAS_GENERIC_FILEDIALOG
 402
 403 IMPLEMENT_DYNAMIC_CLASS(wxFileDialog, wxGenericFileDialog)
 404
 405 #endif // wxHAS_GENERIC_FILEDIALOG
 406
 407 #endif // wxUSE_FILEDLG