static GtkFileChooser *
gui_image_chooser_new (gboolean is_save)
{
GtkFileChooser *fsel;
fsel = GTK_FILE_CHOOSER
(g_object_new (GTK_TYPE_FILE_CHOOSER_DIALOG,
"action", is_save ? GTK_FILE_CHOOSER_ACTION_SAVE : GTK_FILE_CHOOSER_ACTION_OPEN,
"local-only", FALSE,
"use-preview-label", FALSE,
NULL));
gtk_dialog_add_buttons (GTK_DIALOG (fsel),
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
is_save ? GTK_STOCK_SAVE : GTK_STOCK_OPEN,
GTK_RESPONSE_OK,
NULL);
gtk_dialog_set_default_response (GTK_DIALOG (fsel), GTK_RESPONSE_OK);
/* Filters */
{
GtkFileFilter *filter;
filter = gtk_file_filter_new ();
gtk_file_filter_set_name (filter, _("All Files"));
gtk_file_filter_add_pattern (filter, "*");
gtk_file_chooser_add_filter (fsel, filter);
filter = gtk_file_filter_new ();
gtk_file_filter_set_name (filter, _("Images"));
gtk_file_filter_add_custom (filter, GTK_FILE_FILTER_MIME_TYPE,
filter_images, NULL, NULL);
gtk_file_chooser_add_filter (fsel, filter);
/* Make this filter the default */
gtk_file_chooser_set_filter (fsel, filter);
}
/* Preview */
{
GtkWidget *vbox = gtk_vbox_new (FALSE, 2);
GtkWidget *preview_image = gtk_image_new ();
GtkWidget *preview_label = gtk_label_new ("");
g_object_set_data (G_OBJECT (fsel), "image-widget", preview_image);
g_object_set_data (G_OBJECT (fsel), "label-widget", preview_label);
gtk_widget_set_size_request (vbox, PREVIEW_HSIZE, -1);
gtk_box_pack_start (GTK_BOX (vbox), preview_image, FALSE, FALSE, 0);
gtk_box_pack_start (GTK_BOX (vbox), preview_label, FALSE, FALSE, 0);
gtk_file_chooser_set_preview_widget (fsel, vbox);
g_signal_connect (fsel, "update-preview",
G_CALLBACK (update_preview_cb), NULL);
update_preview_cb (fsel);
}
return fsel;
}
int
main (int argc, char **argv)
{
GtkWidget *control_window;
GtkWidget *vbbox;
GtkWidget *button;
GtkWidget *dialog;
GtkWidget *prop_editor;
GtkFileSystem *file_system;
GtkFileFilter *filter;
GtkWidget *preview_vbox;
GtkWidget *extra;
gtk_init (&argc, &argv);
#ifdef USE_GNOME_VFS
file_system = gtk_file_system_gnome_vfs_new ();
#else
file_system = gtk_file_system_unix_new ();
#endif
dialog = g_object_new (GTK_TYPE_FILE_CHOOSER_DIALOG,
"action", GTK_FILE_CHOOSER_ACTION_OPEN,
"file-system", file_system,
"title", "Select a file",
NULL);
gtk_dialog_add_buttons (GTK_DIALOG (dialog),
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_OPEN, GTK_RESPONSE_OK,
NULL);
gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_OK);
g_signal_connect (dialog, "selection-changed",
G_CALLBACK (print_selected), NULL);
g_signal_connect (dialog, "current-folder-changed",
G_CALLBACK (print_current_folder), NULL);
g_signal_connect (dialog, "response",
G_CALLBACK (response_cb), NULL);
/* Filters */
filter = gtk_file_filter_new ();
gtk_file_filter_set_name (filter, "All Files");
gtk_file_filter_add_pattern (filter, "*");
gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
filter = gtk_file_filter_new ();
gtk_file_filter_set_name (filter, "No backup files");
gtk_file_filter_add_custom (filter, GTK_FILE_FILTER_DISPLAY_NAME,
no_backup_files_filter, NULL, NULL);
gtk_file_filter_add_mime_type (filter, "image/png");
gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
/* Make this filter the default */
gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (dialog), filter);
filter = gtk_file_filter_new ();
gtk_file_filter_set_name (filter, "PNG and JPEG");
gtk_file_filter_add_mime_type (filter, "image/jpeg");
gtk_file_filter_add_mime_type (filter, "image/png");
gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
/* Preview widget */
preview_vbox = gtk_vbox_new (0, FALSE);
gtk_file_chooser_set_preview_widget (GTK_FILE_CHOOSER (dialog), preview_vbox);
preview_label = gtk_label_new (NULL);
gtk_box_pack_start (GTK_BOX (preview_vbox), preview_label, TRUE, TRUE, 0);
gtk_misc_set_padding (GTK_MISC (preview_label), 6, 6);
preview_image = gtk_image_new ();
gtk_box_pack_start (GTK_BOX (preview_vbox), preview_image, TRUE, TRUE, 0);
gtk_misc_set_padding (GTK_MISC (preview_image), 6, 6);
update_preview_cb (GTK_FILE_CHOOSER (dialog));
g_signal_connect (dialog, "update-preview",
G_CALLBACK (update_preview_cb), NULL);
/* Extra widget */
extra = gtk_check_button_new_with_mnemonic ("Lar_t whoever asks about this button");
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (extra), TRUE);
gtk_file_chooser_set_extra_widget (GTK_FILE_CHOOSER (dialog), extra);
/* Shortcuts */
gtk_file_chooser_add_shortcut_folder_uri (GTK_FILE_CHOOSER (dialog),
"file:///usr/share/pixmaps",
NULL);
/* Done with the dialog */
gtk_window_set_default_size (GTK_WINDOW (dialog), 600, 400);
/* show_all() to reveal bugs in composite widget handling */
gtk_widget_show_all (dialog);
/* Extra controls for manipulating the test environment
*/
prop_editor = create_prop_editor (G_OBJECT (dialog), GTK_TYPE_FILE_CHOOSER);
control_window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
vbbox = gtk_vbutton_box_new ();
gtk_container_add (GTK_CONTAINER (control_window), vbbox);
button = gtk_button_new_with_mnemonic ("_Select all");
gtk_container_add (GTK_CONTAINER (vbbox), button);
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (gtk_file_chooser_select_all), dialog);
button = gtk_button_new_with_mnemonic ("_Unselect all");
gtk_container_add (GTK_CONTAINER (vbbox), button);
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (gtk_file_chooser_unselect_all), dialog);
gtk_widget_show_all (control_window);
gtk_main ();
return 0;
}