Gets the URI that should be previewed in a custom preview widget. See gtk_file_chooser_set_preview_widget().
Return: the URI for the file to preview, or %NULL if no file is selected. Free with g_free().
2.4
See Implementation
Gets the URI that should be previewed in a custom preview widget. See gtk_file_chooser_set_preview_widget().
Return: the URI for the file to preview, or %NULL if no file is selected. Free with g_free().