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), gpointer data )
  46 {
  47     wxFileDialog *dialog = (wxFileDialog*)data;
  48     wxCommandEvent event(wxEVT_NULL);
  49     int style;
  50
  51     style = dialog->GetStyle();
  52
  53     if((style&wxSAVE)&&(style&wxOVERWRITE_PROMPT))
  54     {
  55         if(wxFileExists(gtk_file_selection_get_filename(GTK_FILE_SELECTION(dialog->m_widget) )))
  56         {
  57           if(wxMessageBox(_("File exists. Overwrite?"),
  58                           _("Confirm"), wxYES_NO) != wxYES)
  59                 return;
  60         }
  61     }
  62
  63     dialog->OnOK( event );
  64 }
  65
  66 //-----------------------------------------------------------------------------
  67 // "clicked" for Cancel-button
  68 //-----------------------------------------------------------------------------
  69
  70 static
  71 void gtk_filedialog_cancel_callback( GtkWidget *WXUNUSED(widget), gpointer data )
  72 {
  73     wxFileDialog *dialog = (wxFileDialog*)data;
  74     wxCommandEvent event(wxEVT_NULL);
  75     dialog->OnCancel( event );
  76 }
  77
  78 //-----------------------------------------------------------------------------
  79 // wxFileDialog
  80 //-----------------------------------------------------------------------------
  81
  82 IMPLEMENT_DYNAMIC_CLASS(wxFileDialog,wxDialog)
  83
  84 wxFileDialog::wxFileDialog( wxWindow *parent, const wxString& message,
  85                             const wxString& defaultDir, const wxString& defaultFileName,
  86                             const wxString& wildCard,
  87                             long style, const wxPoint& pos )
  88 {
  89     m_needParent = FALSE;
  90
  91     PreCreation( parent, -1, pos, wxDefaultSize, style | wxDIALOG_MODAL, "filedialog" );
  92     m_message = message;
  93     m_path = "";
  94     m_fileName = defaultFileName;
  95     m_dir = defaultDir;
  96     m_wildCard = wildCard;
  97     m_dialogStyle = style;
  98     m_filterIndex = 1;
  99
 100     m_widget = gtk_file_selection_new( m_message );
 101
 102     int x = (gdk_screen_width () - 400) / 2;
 103     int y = (gdk_screen_height () - 400) / 2;
 104     gtk_widget_set_uposition( m_widget, x, y );
 105
 106     GtkFileSelection *sel = GTK_FILE_SELECTION(m_widget);
 107
 108     m_path.Append(m_dir);
 109     if(! m_path.IsEmpty() && m_path.Last()!='/') m_path.Append('/');
 110     m_path.Append(m_fileName);
 111
 112     if(m_path.Length()>1) gtk_file_selection_set_filename(sel,m_path);
 113
 114     gtk_signal_connect( GTK_OBJECT(sel->ok_button), "clicked",
 115       GTK_SIGNAL_FUNC(gtk_filedialog_ok_callback), (gpointer*)this );
 116
 117     gtk_signal_connect( GTK_OBJECT(sel->cancel_button), "clicked",
 118       GTK_SIGNAL_FUNC(gtk_filedialog_cancel_callback), (gpointer*)this );
 119
 120     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 121         GTK_SIGNAL_FUNC(gtk_filedialog_delete_callback), (gpointer)this );
 122
 123 }
 124
 125 int wxFileDialog::ShowModal(void)
 126 {
 127     int ret = wxDialog::ShowModal();
 128
 129     if (ret == wxID_OK)
 130     {
 131         m_fileName = gtk_file_selection_get_filename( GTK_FILE_SELECTION(m_widget) );
 132         m_path = gtk_file_selection_get_filename( GTK_FILE_SELECTION(m_widget) );
 133     }
 134     return ret;
 135 }
 136
 137
 138 wxString wxFileSelector( const char *title,
 139                       const char *defaultDir, const char *defaultFileName,
 140                       const char *defaultExtension, const char *filter, int flags,
 141                       wxWindow *parent, int x, int y )
 142 {
 143     wxString filter2("");
 144     if ( defaultExtension && !filter )
 145         filter2 = wxString("*.") + wxString(defaultExtension) ;
 146     else if ( filter )
 147         filter2 = filter;
 148
 149     wxString defaultDirString;
 150     if (defaultDir)
 151         defaultDirString = defaultDir;
 152     else
 153         defaultDirString = "";
 154
 155     wxString defaultFilenameString;
 156     if (defaultFileName)
 157         defaultFilenameString = defaultFileName;
 158     else
 159         defaultFilenameString = "";
 160
 161     wxFileDialog fileDialog( parent, title, defaultDirString, defaultFilenameString, filter2, flags, wxPoint(x, y) );
 162
 163     if ( fileDialog.ShowModal() == wxID_OK )
 164     {
 165         return fileDialog.GetPath();
 166     }
 167     else
 168     {
 169         return wxEmptyString;
 170     }
 171 }
 172
 173 wxString wxLoadFileSelector( const char *what, const char *extension, const char *default_name, wxWindow *parent )
 174 {
 175     char *ext = (char *)extension;
 176
 177     char prompt[50];
 178     wxString str = _("Load %s file");
 179     sprintf(prompt, str, what);
 180
 181     if (*ext == '.') ext++;
 182     char wild[60];
 183     sprintf(wild, "*.%s", ext);
 184
 185     return wxFileSelector (prompt, (const char *) NULL, default_name, ext, wild, 0, parent);
 186 }
 187
 188 wxString wxSaveFileSelector(const char *what, const char *extension, const char *default_name,
 189          wxWindow *parent )
 190 {
 191     char *ext = (char *)extension;
 192
 193     char prompt[50];
 194     wxString str = _("Save %s file");
 195     sprintf(prompt, str, what);
 196
 197     if (*ext == '.') ext++;
 198     char wild[60];
 199     sprintf(wild, "*.%s", ext);
 200
 201     return wxFileSelector (prompt, (const char *) NULL, default_name, ext, wild, 0, parent);
 202 }
 203