119 lines
4.2 KiB
C++
119 lines
4.2 KiB
C++
#include "pch.h"
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#include "App.h"
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#include "MainPage.h"
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using namespace winrt;
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using namespace Windows::ApplicationModel;
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using namespace Windows::ApplicationModel::Activation;
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using namespace Windows::Foundation;
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using namespace Windows::UI::Xaml;
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using namespace Windows::UI::Xaml::Controls;
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using namespace Windows::UI::Xaml::Navigation;
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using namespace AutoCat;
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using namespace AutoCat::implementation;
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/// <summary>
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/// Initializes the singleton application object. This is the first line of authored code
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/// executed, and as such is the logical equivalent of main() or WinMain().
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/// </summary>
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App::App()
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{
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InitializeComponent();
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Suspending({ this, &App::OnSuspending });
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#if defined _DEBUG && !defined DISABLE_XAML_GENERATED_BREAK_ON_UNHANDLED_EXCEPTION
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UnhandledException([this](IInspectable const&, UnhandledExceptionEventArgs const& e)
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{
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if (IsDebuggerPresent())
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{
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auto errorMessage = e.Message();
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__debugbreak();
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}
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});
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#endif
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}
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/// <summary>
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/// Invoked when the application is launched normally by the end user. Other entry points
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/// will be used such as when the application is launched to open a specific file.
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/// </summary>
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/// <param name="e">Details about the launch request and process.</param>
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void App::OnLaunched(LaunchActivatedEventArgs const& e)
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{
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Frame rootFrame{ nullptr };
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auto content = Window::Current().Content();
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if (content)
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{
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rootFrame = content.try_as<Frame>();
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}
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// Do not repeat app initialization when the Window already has content,
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// just ensure that the window is active
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if (rootFrame == nullptr)
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{
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// Create a Frame to act as the navigation context and associate it with
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// a SuspensionManager key
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rootFrame = Frame();
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rootFrame.NavigationFailed({ this, &App::OnNavigationFailed });
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if (e.PreviousExecutionState() == ApplicationExecutionState::Terminated)
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{
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// Restore the saved session state only when appropriate, scheduling the
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// final launch steps after the restore is complete
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}
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if (e.PrelaunchActivated() == false)
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{
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if (rootFrame.Content() == nullptr)
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{
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// When the navigation stack isn't restored navigate to the first page,
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// configuring the new page by passing required information as a navigation
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// parameter
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rootFrame.Navigate(xaml_typename<AutoCat::MainPage>(), box_value(e.Arguments()));
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}
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// Place the frame in the current Window
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Window::Current().Content(rootFrame);
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// Ensure the current window is active
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Window::Current().Activate();
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}
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}
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else
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{
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if (e.PrelaunchActivated() == false)
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{
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if (rootFrame.Content() == nullptr)
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{
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// When the navigation stack isn't restored navigate to the first page,
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// configuring the new page by passing required information as a navigation
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// parameter
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rootFrame.Navigate(xaml_typename<AutoCat::MainPage>(), box_value(e.Arguments()));
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}
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// Ensure the current window is active
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Window::Current().Activate();
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}
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}
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}
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/// <summary>
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/// Invoked when application execution is being suspended. Application state is saved
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/// without knowing whether the application will be terminated or resumed with the contents
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/// of memory still intact.
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/// </summary>
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/// <param name="sender">The source of the suspend request.</param>
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/// <param name="e">Details about the suspend request.</param>
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void App::OnSuspending([[maybe_unused]] IInspectable const& sender, [[maybe_unused]] SuspendingEventArgs const& e)
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{
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// Save application state and stop any background activity
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}
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/// <summary>
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/// Invoked when Navigation to a certain page fails
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/// </summary>
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/// <param name="sender">The Frame which failed navigation</param>
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/// <param name="e">Details about the navigation failure</param>
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void App::OnNavigationFailed(IInspectable const&, NavigationFailedEventArgs const& e)
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{
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throw hresult_error(E_FAIL, hstring(L"Failed to load Page ") + e.SourcePageType().Name);
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} |