// Copyright (c) Microsoft. All rights reserved.

#include "pch.h"

#include "MainPage.xaml.h"

using namespace DeviceIoControlUwp;

using namespace Platform;

using namespace Windows::ApplicationModel;

using namespace Windows::ApplicationModel::Activation;

using namespace Windows::Foundation;

using namespace Windows::Foundation::Collections;

using namespace Windows::UI::Xaml;

using namespace Windows::UI::Xaml::Controls;

using namespace Windows::UI::Xaml::Controls::Primitives;

using namespace Windows::UI::Xaml::Data;

using namespace Windows::UI::Xaml::Input;

using namespace Windows::UI::Xaml::Interop;

using namespace Windows::UI::Xaml::Media;

using namespace Windows::UI::Xaml::Navigation;

App::App()

}

void App::OnLaunched(Windows::ApplicationModel::Activation::LaunchActivatedEventArgs^ e)

{

#if _DEBUG

// Show graphics profiling information while debugging.

if (IsDebuggerPresent())

{

// Display the current frame rate counters

DebugSettings->EnableFrameRateCounter = true;

}

#endif

auto rootFrame = dynamic_cast<Frame^>(Window::Current->Content);

// Do not repeat app initialization when the Window already has content,

// just ensure that the window is active

if (rootFrame == nullptr)

{

// Create a Frame to act as the navigation context and associate it with

// a SuspensionManager key

rootFrame = ref new Frame();

rootFrame->NavigationFailed += ref new Windows::UI::Xaml::Navigation::NavigationFailedEventHandler(this, &App::OnNavigationFailed);

if (e->PreviousExecutionState == ApplicationExecutionState::Terminated)

{

// TODO: Restore the saved session state only when appropriate, scheduling the

// final launch steps after the restore is complete

}

if (rootFrame->Content == nullptr)

{

// When the navigation stack isn't restored navigate to the first page,

// configuring the new page by passing required information as a navigation

// parameter

rootFrame->Navigate(TypeName(MainPage::typeid), e->Arguments);

}

// Place the frame in the current Window

Window::Current->Content = rootFrame;

// Ensure the current window is active

Window::Current->Activate();

}

else

{

if (rootFrame->Content == nullptr)

{

// When the navigation stack isn't restored navigate to the first page,

// configuring the new page by passing required information as a navigation

// parameter

rootFrame->Navigate(TypeName(MainPage::typeid), e->Arguments);

}

// Ensure the current window is active

Window::Current->Activate();

}

}

void App::OnSuspending(Object^ sender, SuspendingEventArgs^ e)

{

(void) sender; // Unused parameter

(void) e; // Unused parameter

//TODO: Save application state and stop any background activity

}

void App::OnNavigationFailed(Platform::Object ^sender, Windows::UI::Xaml::Navigation::NavigationFailedEventArgs ^e)

{

throw ref new FailureException("Failed to load Page " + e->SourcePageType.Name);

}