/// <summary> /// 数字ボタンがクリックされた /// </summary> /// <param name="sender">イベントのソース</param> /// <param name="e">イベントデータ</param> private void NumberButton_Click(object sender, EventArgs e) { Button clickedBtn = (Button)sender; switch (state.GetState()) { case ConstDefines.CalcState.Initaial: { state.InputNumberInitialState(clickedBtn.Text); break; } case ConstDefines.CalcState.WaitOperation: { state.InputNumberWaitOperationInputState(clickedBtn.Text); break; } case ConstDefines.CalcState.WaitNumInputAfterOperation: { state.InputNumberWaitNumInputAfterOperationState(clickedBtn.Text); break; } case ConstDefines.CalcState.Calulable: { state.InputNumberCalculableState(clickedBtn.Text); break; } default: { state.SetState(ConstDefines.CalcState.Initaial); break; } } }