X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a3622daa901777a33969d8bc04e2d62dee14d164..9e15c718b3a9da121a2c5ca0b490959e5d472046:/src/gtk/filedlg.cpp diff --git a/src/gtk/filedlg.cpp b/src/gtk/filedlg.cpp index a555c487be..81e12219e4 100644 --- a/src/gtk/filedlg.cpp +++ b/src/gtk/filedlg.cpp @@ -1,169 +1,535 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: filedlg.cpp -// Purpose: -// Author: Robert Roebling -// Created: 01/02/97 -// Id: -// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem +// Name: src/gtk/filedlg.cpp +// Purpose: native implementation of wxFileDialog +// Author: Robert Roebling, Zbigniew Zagorski, Mart Raudsepp +// Id: $Id$ +// Copyright: (c) 1998 Robert Roebling, 2004 Zbigniew Zagorski, 2005 Mart Raudsepp // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "filedlg.h" -#endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + +#if wxUSE_FILEDLG && defined(__WXGTK24__) #include "wx/filedlg.h" -#include "wx/utils.h" -#include "wx/intl.h" -#include "wx/generic/msgdlgg.h" -//----------------------------------------------------------------------------- -// wxFileDialog -//----------------------------------------------------------------------------- +#ifndef WX_PRECOMP + #include "wx/intl.h" + #include "wx/msgdlg.h" +#endif -void gtk_filedialog_ok_callback( GtkWidget *WXUNUSED(widget), gpointer data ) -{ - wxFileDialog *dialog = (wxFileDialog*)data; - wxCommandEvent event(wxEVT_NULL); - int style; +#include +#include "wx/gtk/private.h" - style=dialog->GetStyle(); +#include // chdir - if((style&wxSAVE)&&(style&wxOVERWRITE_PROMPT)) - if(wxFileExists(gtk_file_selection_get_filename(GTK_FILE_SELECTION(dialog->m_widget) ))) { - if(wxMessageBox("File exists. Overwrite?","Confirm",wxYES_NO)!=wxYES) - return; - } +#include "wx/filename.h" // wxFilename +#include "wx/tokenzr.h" // wxStringTokenizer +#include "wx/filefn.h" // ::wxGetCwd - dialog->OnOk( event ); -}; +//----------------------------------------------------------------------------- +// idle system +//----------------------------------------------------------------------------- -void gtk_filedialog_cancel_callback( GtkWidget *WXUNUSED(widget), gpointer data ) -{ - wxFileDialog *dialog = (wxFileDialog*)data; - wxCommandEvent event(wxEVT_NULL); - dialog->OnCancel( event ); -}; +extern void wxapp_install_idle_handler(); + +//----------------------------------------------------------------------------- +// "clicked" for OK-button +//----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxFileDialog,wxDialog) +extern "C" { +static void gtk_filedialog_ok_callback(GtkWidget *widget, wxFileDialog *dialog) +{ + int style = dialog->GetWindowStyle(); + gchar* filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(widget)); -wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message, - const wxString& defaultDir, const wxString& defaultFileName, - const wxString& wildCard, - long style, const wxPoint& pos ) -{ - m_needParent = FALSE; - - PreCreation( parent, -1, pos, wxDefaultSize, style | wxDIALOG_MODAL, "filedialog" ); - m_message = message; - m_path = ""; - m_fileName = defaultFileName; - m_dir = defaultDir; - m_wildCard = wildCard; - m_dialogStyle = style; - m_filterIndex = 1; - - m_widget = gtk_file_selection_new( "File selection" ); - - int x = (gdk_screen_width () - 400) / 2; - int y = (gdk_screen_height () - 400) / 2; - gtk_widget_set_uposition( m_widget, x, y ); - - GtkFileSelection *sel = GTK_FILE_SELECTION(m_widget); + // gtk version numbers must be identical with the one in ctor (that calls set_do_overwrite_confirmation) +#if GTK_CHECK_VERSION(2,7,3) + if(gtk_check_version(2,7,3) != NULL) +#endif + if ((style & wxFD_SAVE) && (style & wxFD_OVERWRITE_PROMPT)) + { + if ( g_file_test(filename, G_FILE_TEST_EXISTS) ) + { + wxString msg; + + msg.Printf( + _("File '%s' already exists, do you really want to overwrite it?"), + wxString(wxConvFileName->cMB2WX(filename)).c_str()); + + wxMessageDialog dlg(dialog, msg, _("Confirm"), + wxYES_NO | wxICON_QUESTION); + if (dlg.ShowModal() != wxID_YES) + return; + } + } + + // change to the directory where the user went if asked + if (style & wxFD_CHANGE_DIR) + { + // Use chdir to not care about filename encodings + gchar* folder = g_path_get_dirname(filename); + chdir(folder); + g_free(folder); + } + + g_free(filename); + + wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK); + event.SetEventObject(dialog); + dialog->GetEventHandler()->ProcessEvent(event); +} +} - m_path.Append(m_dir); - if(! m_path.IsEmpty() && m_path.Last()!='/') m_path.Append('/'); - m_path.Append(m_fileName); +//----------------------------------------------------------------------------- +// "clicked" for Cancel-button +//----------------------------------------------------------------------------- - if(m_path.Length()>1) gtk_file_selection_set_filename(sel,m_path); +extern "C" +{ - gtk_signal_connect( GTK_OBJECT(sel->ok_button), "clicked", - GTK_SIGNAL_FUNC(gtk_filedialog_ok_callback), (gpointer*)this ); +static void gtk_filedialog_cancel_callback(GtkWidget *w, wxFileDialog *dialog) +{ + wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL); + event.SetEventObject(dialog); + dialog->GetEventHandler()->ProcessEvent(event); +} + +static void gtk_filedialog_response_callback(GtkWidget *w, + gint response, + wxFileDialog *dialog) +{ + wxapp_install_idle_handler(); - gtk_signal_connect( GTK_OBJECT(sel->cancel_button), "clicked", - GTK_SIGNAL_FUNC(gtk_filedialog_cancel_callback), (gpointer*)this ); -}; + if (response == GTK_RESPONSE_ACCEPT) + gtk_filedialog_ok_callback(w, dialog); + else // GTK_RESPONSE_CANCEL or GTK_RESPONSE_NONE + gtk_filedialog_cancel_callback(w, dialog); +} -int wxFileDialog::ShowModal(void) +static void gtk_filedialog_update_preview_callback(GtkFileChooser *chooser, + gpointer user_data) { - int ret = wxDialog::ShowModal(); +#if GTK_CHECK_VERSION(2,4,0) + GtkWidget *preview = GTK_WIDGET(user_data); - if (ret == wxID_OK) - { - m_fileName = gtk_file_selection_get_filename( GTK_FILE_SELECTION(m_widget) ); - m_path = gtk_file_selection_get_filename( GTK_FILE_SELECTION(m_widget) ); - }; - return ret; -}; + gchar *str = gtk_file_chooser_get_preview_filename(chooser); + wxGtkString filename(str); + if (str) g_free(str); + if ( !filename ) + return; -char *wxFileSelector(const char *title, - const char *defaultDir, const char *defaultFileName, - const char *defaultExtension, const char *filter, int flags, - wxWindow *parent, int x, int y) -{ - wxString filter2(""); - if ( defaultExtension && !filter ) - filter2 = wxString("*.") + wxString(defaultExtension) ; - else if ( filter ) - filter2 = filter; + GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file_at_size(filename, 128, 128, NULL); + gboolean have_preview = pixbuf != NULL; - wxString defaultDirString; - if (defaultDir) - defaultDirString = defaultDir; - else - defaultDirString = ""; + gtk_image_set_from_pixbuf(GTK_IMAGE(preview), pixbuf); + if ( pixbuf ) + g_object_unref (pixbuf); - wxString defaultFilenameString; - if (defaultFileName) - defaultFilenameString = defaultFileName; - else - defaultFilenameString = ""; + gtk_file_chooser_set_preview_widget_active(chooser, have_preview); +#else + wxUnusedVar(chooser); + wxUnusedVar(user_data); +#endif // GTK+ 2.4+ +} - wxFileDialog fileDialog(parent, title, defaultDirString, defaultFilenameString, - filter2, flags, wxPoint(x, y)); +} // extern "C" - if ( fileDialog.ShowModal() == wxID_OK ) - { - strcpy(wxBuffer, (const char *)fileDialog.GetPath()); - return wxBuffer; - } - else - return NULL; -}; -char* wxLoadFileSelector(const char *what, const char *extension, const char *default_name, - wxWindow *parent ) -{ - char *ext = (char *)extension; +//----------------------------------------------------------------------------- +// wxFileDialog +//----------------------------------------------------------------------------- - char prompt[50]; - wxString str = _("Load %s file"); - sprintf(prompt, str, what); +IMPLEMENT_DYNAMIC_CLASS(wxFileDialog,wxGenericFileDialog) - if (*ext == '.') ext++; - char wild[60]; - sprintf(wild, "*.%s", ext); +BEGIN_EVENT_TABLE(wxFileDialog,wxGenericFileDialog) + EVT_BUTTON(wxID_OK, wxFileDialog::OnFakeOk) +END_EVENT_TABLE() - return wxFileSelector (prompt, NULL, default_name, ext, wild, 0, parent); -}; +wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message, + const wxString& defaultDir, + const wxString& defaultFileName, + const wxString& wildCard, + long style, const wxPoint& pos, + const wxSize& sz, + const wxString& name) + : wxGenericFileDialog(parent, message, defaultDir, defaultFileName, + wildCard, style, pos, sz, name, true ) +{ + if (gtk_check_version(2,4,0)) + { + wxGenericFileDialog::Create( parent, message, defaultDir, + defaultFileName, wildCard, style, pos ); + return; + } + + m_needParent = false; + + if (!PreCreation(parent, pos, wxDefaultSize) || + !CreateBase(parent, wxID_ANY, pos, wxDefaultSize, style, + wxDefaultValidator, wxT("filedialog"))) + { + wxFAIL_MSG( wxT("wxFileDialog creation failed") ); + return; + } + + GtkFileChooserAction gtk_action; + GtkWindow* gtk_parent = NULL; + if (parent) + gtk_parent = GTK_WINDOW( gtk_widget_get_toplevel(parent->m_widget) ); + + const gchar* ok_btn_stock; + if ( style & wxFD_SAVE ) + { + gtk_action = GTK_FILE_CHOOSER_ACTION_SAVE; + ok_btn_stock = GTK_STOCK_SAVE; + } + else + { + gtk_action = GTK_FILE_CHOOSER_ACTION_OPEN; + ok_btn_stock = GTK_STOCK_OPEN; + } + + m_widget = gtk_file_chooser_dialog_new( + wxGTK_CONV(m_message), + gtk_parent, + gtk_action, + GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, + ok_btn_stock, GTK_RESPONSE_ACCEPT, + NULL); + + gtk_dialog_set_default_response(GTK_DIALOG(m_widget), GTK_RESPONSE_ACCEPT); + + if ( style & wxFD_MULTIPLE ) + gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(m_widget), true); + + // gtk_widget_hide_on_delete is used here to avoid that Gtk automatically destroys + // the dialog when the user press ESC on the dialog: in that case a second call to + // ShowModal() would result in a bunch of Gtk-CRITICAL errors... + g_signal_connect (G_OBJECT(m_widget), + "delete_event", + G_CALLBACK (gtk_widget_hide_on_delete), + (gpointer)this); + + // local-only property could be set to false to allow non-local files to be loaded. + // In that case get/set_uri(s) should be used instead of get/set_filename(s) everywhere + // and the GtkFileChooserDialog should probably also be created with a backend, + // e.g "gnome-vfs", "default", ... (gtk_file_chooser_dialog_new_with_backend). + // Currently local-only is kept as the default - true: + // gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(m_widget), true); + + g_signal_connect (m_widget, "response", + G_CALLBACK (gtk_filedialog_response_callback), this); + + SetWildcard(wildCard); + + if ( style & wxFD_SAVE ) + { + if ( !defaultDir.empty() ) + gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(m_widget), + wxConvFileName->cWX2MB(defaultDir)); + + gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(m_widget), + wxGTK_CONV(defaultFileName)); + +#if GTK_CHECK_VERSION(2,7,3) + if ((style & wxFD_OVERWRITE_PROMPT) && !gtk_check_version(2,7,3)) + gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(m_widget), TRUE); +#endif + } + else // wxFD_OPEN + { + if ( !defaultFileName.empty() ) + { + wxString dir; + if ( defaultDir.empty() ) + dir = ::wxGetCwd(); + else + dir = defaultDir; + + gtk_file_chooser_set_filename( + GTK_FILE_CHOOSER(m_widget), + wxConvFileName->cWX2MB( wxFileName(dir, defaultFileName).GetFullPath() ) ); + } + else if ( !defaultDir.empty() ) + { + gtk_file_chooser_set_current_folder( GTK_FILE_CHOOSER(m_widget), + wxConvFileName->cWX2MB(defaultDir) ); + } + } + +#if GTK_CHECK_VERSION(2,4,0) + if ( style & wxFD_PREVIEW ) + { + GtkWidget *previewImage = gtk_image_new(); + + gtk_file_chooser_set_preview_widget(GTK_FILE_CHOOSER(m_widget), + previewImage); + g_signal_connect(m_widget, "update-preview", + G_CALLBACK(gtk_filedialog_update_preview_callback), + previewImage); + } +#endif // GTK+ 2.4+ +} + +void wxFileDialog::OnFakeOk( wxCommandEvent &event ) +{ + if (!gtk_check_version(2,4,0)) + EndDialog(wxID_OK); + else + wxGenericFileDialog::OnListOk( event ); +} -char* wxSaveFileSelector(const char *what, const char *extension, const char *default_name, - wxWindow *parent ) +int wxFileDialog::ShowModal() { - char *ext = (char *)extension; + if (!gtk_check_version(2,4,0)) + return wxDialog::ShowModal(); + else + return wxGenericFileDialog::ShowModal(); +} - char prompt[50]; - wxString str = _("Save %s file"); - sprintf(prompt, str, what); +bool wxFileDialog::Show( bool show ) +{ + if (!gtk_check_version(2,4,0)) + return wxDialog::Show( show ); + else + return wxGenericFileDialog::Show( show ); +} - if (*ext == '.') ext++; - char wild[60]; - sprintf(wild, "*.%s", ext); +void wxFileDialog::DoSetSize(int x, int y, int width, int height, int sizeFlags ) +{ + if (!m_wxwindow) + return; + else + wxGenericFileDialog::DoSetSize( x, y, width, height, sizeFlags ); +} - return wxFileSelector (prompt, NULL, default_name, ext, wild, 0, parent); -}; +wxString wxFileDialog::GetPath() const +{ + if (!gtk_check_version(2,4,0)) + { + gchar *str = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(m_widget)); + wxString ret = wxConvFileName->cMB2WX(str); + if (str) g_free(str); + + return ret; + } + else + return wxGenericFileDialog::GetPath(); +} + +void wxFileDialog::GetFilenames(wxArrayString& files) const +{ + if (!gtk_check_version(2,4,0)) + { + GetPaths(files); + for (size_t n = 0; n < files.GetCount(); ++n ) + { + wxFileName file(files[n]); + files[n] = file.GetFullName(); + } + } + else + wxGenericFileDialog::GetFilenames( files ); +} + +void wxFileDialog::GetPaths(wxArrayString& paths) const +{ + if (!gtk_check_version(2,4,0)) + { + paths.Empty(); + if (gtk_file_chooser_get_select_multiple(GTK_FILE_CHOOSER(m_widget))) + { + GSList *gpathsi = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(m_widget)); + GSList *gpaths = gpathsi; + while (gpathsi) + { + wxString file(wxConvFileName->cMB2WX((gchar*) gpathsi->data)); + paths.Add(file); + g_free(gpathsi->data); + gpathsi = gpathsi->next; + } + + g_slist_free(gpaths); + } + else + paths.Add(GetPath()); + } + else + wxGenericFileDialog::GetPaths( paths ); +} + +void wxFileDialog::SetMessage(const wxString& message) +{ + if (!gtk_check_version(2,4,0)) + { + m_message = message; + SetTitle(message); + } + else + wxGenericFileDialog::SetMessage( message ); +} + +void wxFileDialog::SetPath(const wxString& path) +{ + if (!gtk_check_version(2,4,0)) + { + if (path.empty()) return; + gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(path)); + } + else + wxGenericFileDialog::SetPath( path ); +} +void wxFileDialog::SetDirectory(const wxString& dir) +{ + if (!gtk_check_version(2,4,0)) + { + if (wxDirExists(dir)) + { + gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(dir)); + } + } + else + wxGenericFileDialog::SetDirectory( dir ); +} + +wxString wxFileDialog::GetDirectory() const +{ + if (!gtk_check_version(2,4,0)) + { + gchar *str = gtk_file_chooser_get_current_folder( GTK_FILE_CHOOSER(m_widget) ); + wxString ret = wxConvFileName->cMB2WX(str); + if (str) g_free(str); + + return ret; + } + else + return wxGenericFileDialog::GetDirectory(); +} + +void wxFileDialog::SetFilename(const wxString& name) +{ + if (!gtk_check_version(2,4,0)) + { + if (HasFlag(wxFD_SAVE)) + gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(m_widget), wxGTK_CONV(name)); + else + SetPath(wxFileName(GetDirectory(), name).GetFullPath()); + } + else + wxGenericFileDialog::SetFilename( name ); +} + +wxString wxFileDialog::GetFilename() const +{ + if (!gtk_check_version(2,4,0)) + return wxFileName(GetPath()).GetFullName(); + else + return wxGenericFileDialog::GetFilename(); +} +void wxFileDialog::SetWildcard(const wxString& wildCard) +{ + if (!gtk_check_version(2,4,0)) + { + // parse filters + wxArrayString wildDescriptions, wildFilters; + if (!wxParseCommonDialogsFilter(wildCard, wildDescriptions, wildFilters)) + { + wxFAIL_MSG( wxT("wxFileDialog::SetWildCard - bad wildcard string") ); + } + else + { + // Parsing went fine. Set m_wildCard to be returned by wxFileDialogBase::GetWildcard + m_wildCard = wildCard; + + GtkFileChooser* chooser = GTK_FILE_CHOOSER(m_widget); + + // empty current filter list: + GSList* ifilters = gtk_file_chooser_list_filters(chooser); + GSList* filters = ifilters; + + while (ifilters) + { + gtk_file_chooser_remove_filter(chooser,GTK_FILE_FILTER(ifilters->data)); + ifilters = ifilters->next; + } + g_slist_free(filters); + + // add parsed to GtkChooser + for (size_t n = 0; n < wildFilters.GetCount(); ++n) + { + GtkFileFilter* filter = gtk_file_filter_new(); + gtk_file_filter_set_name(filter, wxGTK_CONV(wildDescriptions[n])); + + wxStringTokenizer exttok(wildFilters[n], wxT(";")); + while (exttok.HasMoreTokens()) + { + wxString token = exttok.GetNextToken(); + gtk_file_filter_add_pattern(filter, wxGTK_CONV(token)); + } + + gtk_file_chooser_add_filter(chooser, filter); + } + + // Reset the filter index + SetFilterIndex(0); + } + } + else + wxGenericFileDialog::SetWildcard( wildCard ); +} + +void wxFileDialog::SetFilterIndex(int filterIndex) +{ + if (!gtk_check_version(2,4,0)) + { + gpointer filter; + GtkFileChooser *chooser = GTK_FILE_CHOOSER(m_widget); + GSList *filters = gtk_file_chooser_list_filters(chooser); + + filter = g_slist_nth_data(filters, filterIndex); + + if (filter != NULL) + { + gtk_file_chooser_set_filter(chooser, GTK_FILE_FILTER(filter)); + } + else + { + wxFAIL_MSG( wxT("wxFileDialog::SetFilterIndex - bad filter index") ); + } + + g_slist_free(filters); + } + else + wxGenericFileDialog::SetFilterIndex( filterIndex ); +} + +int wxFileDialog::GetFilterIndex() const +{ + if (!gtk_check_version(2,4,0)) + { + GtkFileChooser *chooser = GTK_FILE_CHOOSER(m_widget); + GtkFileFilter *filter = gtk_file_chooser_get_filter(chooser); + GSList *filters = gtk_file_chooser_list_filters(chooser); + gint index = g_slist_index(filters, filter); + g_slist_free(filters); + + if (index == -1) + { + wxFAIL_MSG( wxT("wxFileDialog::GetFilterIndex - bad filter index returned by gtk+") ); + return 0; + } + else + return index; + } + else + return wxGenericFileDialog::GetFilterIndex(); +} + +#endif // wxUSE_FILEDLG && __WXGTK24__