accept addContext autoClosedOnTransactionChange buttonPosition canClose clicked closed emitDestructionSignal getDialogContent getDocumentId getStandardButtons helpRequested IButtonPosition isAllowedAlterDocument isAllowedAlterSelection isAllowedAlterView isAutoCloseOnTransactionChange isEscapeButtonEnabled ITaskDialog modifyStandardButtons needsFullSpace open reject setAutoCloseOnTransactionChange setButtonPosition setDocumentId setEscapeButtonEnabled ~ITaskDialog

reject() virtual bool reject ( ) virtual 如果对话框被拒绝（取消）则由框架调用 如果对话框被拒绝（取消）则由框架调用 return 表示对话框是否被拒绝（取消）