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         char *filename = gtk_file_selection_get_filename(
  56                             GTK_FILE_SELECTION(dialog->m_widget)
  57                          );
  58
  59         if(wxFileExists( filename ))
  60         {
  61             wxString msg;
  62             msg.Printf(_("File '%s' already exists, do you really want to "
  63                          "overwrite it?"), filename);
  64
  65             if( wxMessageBox(msg, _("Confirm"), wxYES_NO) != wxYES)
  66                 return;
  67         }
  68     }
  69
  70     dialog->OnOK( event );
  71 }
  72
  73 //-----------------------------------------------------------------------------
  74 // "clicked" for Cancel-button
  75 //-----------------------------------------------------------------------------
  76
  77 static
  78 void gtk_filedialog_cancel_callback( GtkWidget *WXUNUSED(widget), gpointer data )
  79 {
  80     wxFileDialog *dialog = (wxFileDialog*)data;
  81     wxCommandEvent event(wxEVT_NULL);
  82     dialog->OnCancel( event );
  83 }
  84
  85 //-----------------------------------------------------------------------------
  86 // wxFileDialog
  87 //-----------------------------------------------------------------------------
  88
  89 IMPLEMENT_DYNAMIC_CLASS(wxFileDialog,wxDialog)
  90
  91 wxFileDialog::wxFileDialog( wxWindow *parent, const wxString& message,
  92                             const wxString& defaultDir, const wxString& defaultFileName,
  93                             const wxString& wildCard,
  94                             long style, const wxPoint& pos )
  95 {
  96     m_needParent = FALSE;
  97
  98     PreCreation( parent, -1, pos, wxDefaultSize, style | wxDIALOG_MODAL, "filedialog" );
  99     m_message = message;
 100     m_path = "";
 101     m_fileName = defaultFileName;
 102     m_dir = defaultDir;
 103     m_wildCard = wildCard;
 104     m_dialogStyle = style;
 105     m_filterIndex = 1;
 106
 107     m_widget = gtk_file_selection_new( m_message );
 108
 109     int x = (gdk_screen_width () - 400) / 2;
 110     int y = (gdk_screen_height () - 400) / 2;
 111     gtk_widget_set_uposition( m_widget, x, y );
 112
 113     GtkFileSelection *sel = GTK_FILE_SELECTION(m_widget);
 114
 115     m_path.Append(m_dir);
 116     if(! m_path.IsEmpty() && m_path.Last()!='/') m_path.Append('/');
 117     m_path.Append(m_fileName);
 118
 119     if(m_path.Length()>1) gtk_file_selection_set_filename(sel,m_path);
 120
 121     gtk_signal_connect( GTK_OBJECT(sel->ok_button), "clicked",
 122       GTK_SIGNAL_FUNC(gtk_filedialog_ok_callback), (gpointer*)this );
 123
 124     gtk_signal_connect( GTK_OBJECT(sel->cancel_button), "clicked",
 125       GTK_SIGNAL_FUNC(gtk_filedialog_cancel_callback), (gpointer*)this );
 126
 127     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 128         GTK_SIGNAL_FUNC(gtk_filedialog_delete_callback), (gpointer)this );
 129
 130 }
 131
 132 int wxFileDialog::ShowModal(void)
 133 {
 134     int ret = wxDialog::ShowModal();
 135
 136     if (ret == wxID_OK)
 137     {
 138         m_fileName = gtk_file_selection_get_filename( GTK_FILE_SELECTION(m_widget) );
 139         m_path = gtk_file_selection_get_filename( GTK_FILE_SELECTION(m_widget) );
 140     }
 141     return ret;
 142 }
 143
 144
 145 wxString wxFileSelector( const char *title,
 146                       const char *defaultDir, const char *defaultFileName,
 147                       const char *defaultExtension, const char *filter, int flags,
 148                       wxWindow *parent, int x, int y )
 149 {
 150     wxString filter2("");
 151     if ( defaultExtension && !filter )
 152         filter2 = wxString("*.") + wxString(defaultExtension) ;
 153     else if ( filter )
 154         filter2 = filter;
 155
 156     wxString defaultDirString;
 157     if (defaultDir)
 158         defaultDirString = defaultDir;
 159     else
 160         defaultDirString = "";
 161
 162     wxString defaultFilenameString;
 163     if (defaultFileName)
 164         defaultFilenameString = defaultFileName;
 165     else
 166         defaultFilenameString = "";
 167
 168     wxFileDialog fileDialog( parent, title, defaultDirString, defaultFilenameString, filter2, flags, wxPoint(x, y) );
 169
 170     if ( fileDialog.ShowModal() == wxID_OK )
 171     {
 172         return fileDialog.GetPath();
 173     }
 174     else
 175     {
 176         return wxEmptyString;
 177     }
 178 }
 179
 180 wxString wxLoadFileSelector( const char *what, const char *extension, const char *default_name, wxWindow *parent )
 181 {
 182     char *ext = (char *)extension;
 183
 184     char prompt[50];
 185     wxString str = _("Load %s file");
 186     sprintf(prompt, str, what);
 187
 188     if (*ext == '.') ext++;
 189     char wild[60];
 190     sprintf(wild, "*.%s", ext);
 191
 192     return wxFileSelector (prompt, (const char *) NULL, default_name, ext, wild, 0, parent);
 193 }
 194
 195 wxString wxSaveFileSelector(const char *what, const char *extension, const char *default_name,
 196          wxWindow *parent )
 197 {
 198     char *ext = (char *)extension;
 199
 200     char prompt[50];
 201     wxString str = _("Save %s file");
 202     sprintf(prompt, str, what);
 203
 204     if (*ext == '.') ext++;
 205     char wild[60];
 206     sprintf(wild, "*.%s", ext);
 207
 208     return wxFileSelector (prompt, (const char *) NULL, default_name, ext, wild, 0, parent);
 209 }
 210