src/gtk/filedlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        filedlg.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifdef __GNUG__
  11 #pragma implementation "filedlg.h"
  12 #endif
  13
  14 #include "wx/filedlg.h"
  15 #include "wx/utils.h"
  16 #include "wx/intl.h"
  17 #include "wx/generic/msgdlgg.h"
  18
  19 #include "gtk/gtk.h"
  20
  21 //-----------------------------------------------------------------------------
  22 // "delete_event"
  23 //-----------------------------------------------------------------------------
  24
  25 static
  26 bool gtk_filedialog_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxDialog *win )
  27 {
  28 /*
  29     printf( "OnDelete from " );
  30     if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
  31         printf( win->GetClassInfo()->GetClassName() );
  32     printf( ".\n" );
  33 */
  34
  35     win->Close();
  36
  37     return TRUE;
  38 }
  39
  40 //-----------------------------------------------------------------------------
  41 // "clicked" for OK-button
  42 //-----------------------------------------------------------------------------
  43
  44 static
  45 void gtk_filedialog_ok_callback( GtkWidget *WXUNUSED(widget), wxFileDialog *dialog )
  46 {
  47     int style = dialog->GetStyle();
  48
  49     if ((style&wxSAVE)&&(style&wxOVERWRITE_PROMPT))
  50     {
  51         char *filename = gtk_file_selection_get_filename(
  52                             GTK_FILE_SELECTION(dialog->m_widget) );
  53
  54         if (wxFileExists( filename ))
  55         {
  56             wxString msg;
  57             msg.Printf( _("File '%s' already exists, do you really want to "
  58                          "overwrite it?"), filename);
  59
  60             if (wxMessageBox(msg, _("Confirm"), wxYES_NO) != wxYES)
  61                 return;
  62         }
  63     }
  64
  65     dialog->SetPath( gtk_file_selection_get_filename( GTK_FILE_SELECTION(dialog->m_widget) ) );
  66
  67     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED,wxID_OK);
  68     event.SetEventObject( dialog );
  69     dialog->GetEventHandler()->ProcessEvent( event );
  70 }
  71
  72 //-----------------------------------------------------------------------------
  73 // "clicked" for Cancel-button
  74 //-----------------------------------------------------------------------------
  75
  76 static
  77 void gtk_filedialog_cancel_callback( GtkWidget *WXUNUSED(w), wxFileDialog *dialog )
  78 {
  79     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED,wxID_CANCEL);
  80     event.SetEventObject( dialog );
  81     dialog->GetEventHandler()->ProcessEvent( event );
  82 }
  83
  84 //-----------------------------------------------------------------------------
  85 // wxFileDialog
  86 //-----------------------------------------------------------------------------
  87
  88 IMPLEMENT_DYNAMIC_CLASS(wxFileDialog,wxDialog)
  89
  90 wxFileDialog::wxFileDialog( wxWindow *parent, const wxString& message,
  91                             const wxString& defaultDir, const wxString& defaultFileName,
  92                             const wxString& wildCard,
  93                             long style, const wxPoint& pos )
  94 {
  95     m_needParent = FALSE;
  96
  97     PreCreation( parent, -1, pos, wxDefaultSize, style | wxDIALOG_MODAL, "filedialog" );
  98     m_message = message;
  99     m_path = "";
 100     m_fileName = defaultFileName;
 101     m_dir = defaultDir;
 102     m_wildCard = wildCard;
 103     m_dialogStyle = style;
 104     m_filterIndex = 1;
 105
 106     m_widget = gtk_file_selection_new( m_message );
 107
 108     int x = (gdk_screen_width () - 400) / 2;
 109     int y = (gdk_screen_height () - 400) / 2;
 110     gtk_widget_set_uposition( m_widget, x, y );
 111
 112     GtkFileSelection *sel = GTK_FILE_SELECTION(m_widget);
 113
 114     m_path.Append(m_dir);
 115     if(! m_path.IsEmpty() && m_path.Last()!='/') m_path.Append('/');
 116     m_path.Append(m_fileName);
 117
 118     if(m_path.Length()>1) gtk_file_selection_set_filename(sel,m_path);
 119
 120     gtk_signal_connect( GTK_OBJECT(sel->ok_button), "clicked",
 121       GTK_SIGNAL_FUNC(gtk_filedialog_ok_callback), (gpointer*)this );
 122
 123     gtk_signal_connect( GTK_OBJECT(sel->cancel_button), "clicked",
 124       GTK_SIGNAL_FUNC(gtk_filedialog_cancel_callback), (gpointer*)this );
 125
 126     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 127         GTK_SIGNAL_FUNC(gtk_filedialog_delete_callback), (gpointer)this );
 128 }
 129
 130 wxString wxFileSelector( const char *title,
 131                       const char *defaultDir, const char *defaultFileName,
 132                       const char *defaultExtension, const char *filter, int flags,
 133                       wxWindow *parent, int x, int y )
 134 {
 135     wxString filter2("");
 136     if ( defaultExtension && !filter )
 137         filter2 = wxString("*.") + wxString(defaultExtension) ;
 138     else if ( filter )
 139         filter2 = filter;
 140
 141     wxString defaultDirString;
 142     if (defaultDir)
 143         defaultDirString = defaultDir;
 144     else
 145         defaultDirString = "";
 146
 147     wxString defaultFilenameString;
 148     if (defaultFileName)
 149         defaultFilenameString = defaultFileName;
 150     else
 151         defaultFilenameString = "";
 152
 153     wxFileDialog fileDialog( parent, title, defaultDirString, defaultFilenameString, filter2, flags, wxPoint(x, y) );
 154
 155     if ( fileDialog.ShowModal() == wxID_OK )
 156     {
 157         return fileDialog.GetPath();
 158     }
 159     else
 160     {
 161         return wxEmptyString;
 162     }
 163 }
 164
 165 wxString wxLoadFileSelector( const char *what, const char *extension, const char *default_name, wxWindow *parent )
 166 {
 167     char *ext = (char *)extension;
 168
 169     char prompt[50];
 170     wxString str = _("Load %s file");
 171     sprintf(prompt, str, what);
 172
 173     if (*ext == '.') ext++;
 174     char wild[60];
 175     sprintf(wild, "*.%s", ext);
 176
 177     return wxFileSelector (prompt, (const char *) NULL, default_name, ext, wild, 0, parent);
 178 }
 179
 180 wxString wxSaveFileSelector(const char *what, const char *extension, const char *default_name,
 181          wxWindow *parent )
 182 {
 183     char *ext = (char *)extension;
 184
 185     char prompt[50];
 186     wxString str = _("Save %s file");
 187     sprintf(prompt, str, what);
 188
 189     if (*ext == '.') ext++;
 190     char wild[60];
 191     sprintf(wild, "*.%s", ext);
 192
 193     return wxFileSelector (prompt, (const char *) NULL, default_name, ext, wild, 0, parent);
 194 }
 195