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src/Calculator/Controls/FlipButtons.cpp

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+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+#include "pch.h"
+#include "FlipButtons.h"
+
+using namespace CalculatorApp;
+using namespace CalculatorApp::Controls;
+using namespace Windows::System;
+using namespace Windows::UI::Xaml;
+using namespace Windows::UI::Xaml::Input;
+using namespace Windows::UI::Xaml::Data;
+using namespace Platform;
+using namespace Windows::Foundation::Collections;
+
+DEPENDENCY_PROPERTY_INITIALIZATION(FlipButtons, ButtonId);
+DEPENDENCY_PROPERTY_INITIALIZATION(FlipButtons, HoverBackground);
+DEPENDENCY_PROPERTY_INITIALIZATION(FlipButtons, HoverForeground);
+DEPENDENCY_PROPERTY_INITIALIZATION(FlipButtons, PressBackground);
+DEPENDENCY_PROPERTY_INITIALIZATION(FlipButtons, PressForeground);
+
+
+void FlipButtons::OnKeyDown(KeyRoutedEventArgs^ e)
+{
+    // Ignore the Enter key
+    if (e->Key == VirtualKey::Enter)
+    {
+        return;
+    }
+
+    ToggleButton::OnKeyDown(e);
+}
+
+void FlipButtons::OnKeyUp(KeyRoutedEventArgs^ e)
+{
+    // Ignore the Enter key
+    if (e->Key == VirtualKey::Enter)
+    {
+        return;
+    }
+
+    ToggleButton::OnKeyUp(e);
+}
+
+void FlipButtons::OnButtonIdPropertyChanged(
+    NumbersAndOperatorsEnum /*oldValue*/, 
+    NumbersAndOperatorsEnum newValue)
+{
+    this->CommandParameter = newValue;
+}
+