GtkEntryCompletion @entrycompletion: the object which received the signal. @arg1: @entrycompletion: the object which received the signal. @arg1: @arg2: @Returns: @completion: @key: @iter: @user_data: @Returns: @Returns: @entry: @Returns: @completion: @model: @completion: @Returns: @completion: @func: @func_data: @func_notify: @completion: @length: @completion: @Returns: @completion: @completion: @index: @text: @completion: @index: @markup: @completion: @index: @completion: @column: