public async Task CanCreateFrameworkElementFromContentPage()
{
var contentPage = new ContentPage {
Title = "Embedded Page"
};
await Device.InvokeOnMainThreadAsync(() => {
FrameworkElement frameworkElement = contentPage.CreateFrameworkElement();
});
}
public async Task CanCreateFrameworkElementFromContentPage()
{
var contentPage = new ContentPage {
Title = "Embedded Page"
};
await contentPage.Dispatcher.DispatchAsync(() =>
{
FrameworkElement frameworkElement = contentPage.CreateFrameworkElement();
});
}
public static async Task <CompactModeArgs> OpenCompactMode(ContentPage contentPage)
{
if (!ApiInformation.IsTypePresent("global::Windows.UI.WindowManagement.AppWindow"))
{
return(new CompactModeArgs(null, false));
}
// 1. Create a new Window
AppWindow appWindow = await AppWindow.TryCreateAsync();
var frameworkElement = contentPage.CreateFrameworkElement();
global::Windows.UI.Xaml.Controls.Frame frame = new global::Windows.UI.Xaml.Controls.Frame()
{
Content = frameworkElement
};
// 2. Create the pageand set the new window's content
ElementCompositionPreview.SetAppWindowContent(appWindow, frame);
CompactModeArgs args = null;
// 3. Check if you can leverage the compact overlay APIs
if (appWindow.Presenter.IsPresentationSupported(AppWindowPresentationKind.CompactOverlay))
{
// 4. Show the window
bool result = await appWindow.TryShowAsync();
if (result)
{
bool windowClosed = false;
appWindow.Presenter.RequestPresentation(AppWindowPresentationKind.CompactOverlay);
frame.SizeChanged += OnFrameSizeChanged;
appWindow.Closed += AppWindow_Closed;
args = new CompactModeArgs(async() =>
{
if (windowClosed)
{
return;
}
frame.SizeChanged -= OnFrameSizeChanged;
await appWindow.CloseAsync();
},
true);
void OnFrameSizeChanged(object sender, global::Windows.UI.Xaml.SizeChangedEventArgs e)
{
if (windowClosed)
{
return;
}
contentPage.HeightRequest = frame.ActualWidth;
contentPage.WidthRequest = frame.ActualHeight;
Layout.LayoutChildIntoBoundingRegion(contentPage, new Rectangle(0, 0, frame.ActualWidth, frame.ActualHeight));
}
void AppWindow_Closed(AppWindow sender, AppWindowClosedEventArgs a)
{
frame.SizeChanged -= OnFrameSizeChanged;
windowClosed = true;
}
}
}
if (args == null)
{
args = new CompactModeArgs(null, false);
}
return(args);
}