void SetUpForceRestartTest()
{
// Listen for messages from the app restart test
MessagingCenter.Subscribe <RestartAppTest>(this, RestartAppTest.ForceRestart, (e) =>
{
// We can force a restart by making a configuration change; in this case, we'll enter
// Car Mode. (The easy way to do this is to change the orientation, but ControlGallery
// handles orientation changes so they don't cause a restart.)
var uiModeManager = UiModeManager.FromContext(this);
if (uiModeManager.CurrentModeType == UiMode.TypeCar)
{
// If for some reason we're already in car mode, disable it
uiModeManager.DisableCarMode(DisableCarModeFlags.None);
}
uiModeManager.EnableCarMode(EnableCarModeFlags.None);
// And put things back to normal so we can keep running tests
uiModeManager.DisableCarMode(DisableCarModeFlags.None);
((App)Xamarin.Forms.Application.Current).Reset();
});
}
static DeviceIdiom GetIdiom()
{
var currentIdiom = DeviceIdiom.Unknown;
// first try UIModeManager
using (var uiModeManager = UiModeManager.FromContext(Essentials.Platform.AppContext))
{
try
{
var uiMode = uiModeManager?.CurrentModeType ?? UiMode.TypeUndefined;
currentIdiom = DetectIdiom(uiMode);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine($"Unable to detect using UiModeManager: {ex.Message}");
}
}
// then try Configuration
if (currentIdiom == DeviceIdiom.Unknown)
{
var configuration = Essentials.Platform.AppContext.Resources?.Configuration;
if (configuration != null)
{
var uiMode = configuration.UiMode;
currentIdiom = DetectIdiom(uiMode);
// now just guess
if (currentIdiom == DeviceIdiom.Unknown)
{
var minWidth = configuration.SmallestScreenWidthDp;
var isWide = minWidth >= tabletCrossover;
currentIdiom = isWide ? DeviceIdiom.Tablet : DeviceIdiom.Phone;
}
}
}
// start clutching at straws
if (currentIdiom == DeviceIdiom.Unknown)
{
var metrics = Essentials.Platform.AppContext.Resources?.DisplayMetrics;
if (metrics != null)
{
var minSize = Math.Min(metrics.WidthPixels, metrics.HeightPixels);
var isWide = minSize * metrics.Density >= tabletCrossover;
currentIdiom = isWide ? DeviceIdiom.Tablet : DeviceIdiom.Phone;
}
}
// hope we got it somewhere
return(currentIdiom);
}
static string GetIdiom()
{
var currentIdiom = Idioms.Unsupported;
// first try UiModeManager
using (var uiModeManager = UiModeManager.FromContext(Essentials.Platform.CurrentContext))
{
var uiMode = uiModeManager?.CurrentModeType ?? UiMode.TypeUndefined;
currentIdiom = DetectIdiom(uiMode);
}
// then try Configuration
if (currentIdiom == Idioms.Unsupported)
{
var configuration = Essentials.Platform.CurrentContext.Resources?.Configuration;
if (configuration != null)
{
var uiMode = configuration.UiMode;
currentIdiom = DetectIdiom(uiMode);
// now just guess
if (currentIdiom == Idioms.Unsupported)
{
var minWidth = configuration.SmallestScreenWidthDp;
var isWide = minWidth >= tabletCrossover;
currentIdiom = isWide ? Idioms.Tablet : Idioms.Phone;
}
}
}
// start clutching at straws
if (currentIdiom == Idioms.Unsupported)
{
var metrics = Essentials.Platform.CurrentContext.Resources?.DisplayMetrics;
if (metrics != null)
{
var minSize = Math.Min(metrics.WidthPixels, metrics.HeightPixels);
var isWide = minSize * metrics.Density >= tabletCrossover;
currentIdiom = isWide ? Idioms.Tablet : Idioms.Phone;
}
}
// hope we got it somewhere
return(currentIdiom);
}
static void SetupInit(
Context activity,
Assembly resourceAssembly,
InitializationOptions?maybeOptions = null
)
{
Profile.FrameBegin();
Registrar.RegisterRendererToHandlerShim(RendererToHandlerShim.CreateShim);
if (!IsInitialized)
{
// Only need to get this once; it won't change
ApplicationContext = activity.ApplicationContext;
}
#pragma warning disable 618 // Still have to set this up so obsolete code can function
Context = activity;
#pragma warning restore 618
if (!IsInitialized)
{
// Only need to do this once
Profile.FramePartition("ResourceManager.Init");
ResourceManager.Init(resourceAssembly);
}
Profile.FramePartition("Color.SetAccent()");
// We want this to be updated when we have a new activity (e.g. on a configuration change)
// This could change if the UI mode changes (e.g., if night mode is enabled)
Color.SetAccent(GetAccentColor(activity));
_ColorButtonNormalSet = false;
if (!IsInitialized)
{
// Only need to do this once
Profile.FramePartition("Log.Listeners");
Internals.Log.Listeners.Add(new DelegateLogListener((c, m) => Trace.WriteLine(m, c)));
}
// We want this to be updated when we have a new activity (e.g. on a configuration change)
// because AndroidPlatformServices needs a current activity to launch URIs from
Profile.FramePartition("Device.PlatformServices");
var androidServices = new AndroidPlatformServices(activity);
Device.PlatformServices = androidServices;
Device.PlatformInvalidator = androidServices;
// use field and not property to avoid exception in getter
if (Device.info != null)
{
((AndroidDeviceInfo)Device.info).Dispose();
Device.info = null;
}
// We want this to be updated when we have a new activity (e.g. on a configuration change)
// because Device.Info watches for orientation changes and we need a current activity for that
Profile.FramePartition("create AndroidDeviceInfo");
Device.Info = new AndroidDeviceInfo(activity);
Profile.FramePartition("setFlags");
Device.SetFlags(s_flags);
Profile.FramePartition("AndroidTicker");
Ticker.SetDefault(null);
Profile.FramePartition("RegisterAll");
if (!IsInitialized)
{
if (maybeOptions.HasValue)
{
var options = maybeOptions.Value;
var handlers = options.Handlers;
var flags = options.Flags;
var effectScopes = options.EffectScopes;
//TODO: ExportCell?
//TODO: ExportFont
// renderers
Registrar.RegisterRenderers(handlers);
// effects
if (effectScopes != null)
{
for (var i = 0; i < effectScopes.Length; i++)
{
var effectScope = effectScopes[0];
Registrar.RegisterEffects(effectScope.Name, effectScope.Effects);
}
}
// css
Registrar.RegisterStylesheets(flags);
}
else
{
// Only need to do this once
Registrar.RegisterAll(new[] {
typeof(ExportRendererAttribute),
typeof(ExportCellAttribute),
typeof(ExportImageSourceHandlerAttribute),
typeof(ExportFontAttribute)
});
}
}
Profile.FramePartition("Epilog");
var currentIdiom = TargetIdiom.Unsupported;
// First try UIModeManager
using (var uiModeManager = UiModeManager.FromContext(ApplicationContext))
{
try
{
var uiMode = uiModeManager?.CurrentModeType ?? UiMode.TypeUndefined;
currentIdiom = DetectIdiom(uiMode);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine($"Unable to detect using UiModeManager: {ex.Message}");
}
}
// Then try Configuration
if (TargetIdiom.Unsupported == currentIdiom)
{
var configuration = activity.Resources.Configuration;
if (configuration != null)
{
var minWidth = configuration.SmallestScreenWidthDp;
var isWide = minWidth >= TabletCrossover;
currentIdiom = isWide ? TargetIdiom.Tablet : TargetIdiom.Phone;
}
else
{
// Start clutching at straws
var metrics = activity.Resources?.DisplayMetrics;
if (metrics != null)
{
var minSize = Math.Min(metrics.WidthPixels, metrics.HeightPixels);
var isWide = minSize * metrics.Density >= TabletCrossover;
currentIdiom = isWide ? TargetIdiom.Tablet : TargetIdiom.Phone;
}
}
}
Device.SetIdiom(currentIdiom);
if (SdkInt >= BuildVersionCodes.JellyBeanMr1)
{
Device.SetFlowDirection(activity.Resources.Configuration.LayoutDirection.ToFlowDirection());
}
if (ExpressionSearch.Default == null)
{
ExpressionSearch.Default = new AndroidExpressionSearch();
}
IsInitialized = true;
Profile.FrameEnd();
}
static void SetupInit(
IMauiContext context,
Assembly resourceAssembly,
InitializationOptions?maybeOptions = null
)
{
var activity = context.Context;
Profile.FrameBegin();
Registrar.RegisterRendererToHandlerShim(RendererToHandlerShim.CreateShim);
// Allow this multiple times to support the app and then the activity
ApplicationContext = activity.ApplicationContext;
MauiContext = context;
if (!IsInitialized)
{
// Only need to do this once
Profile.FramePartition("ResourceManager.Init");
ResourceManager.Init(resourceAssembly);
}
Profile.FramePartition("Color.SetAccent()");
// We want this to be updated when we have a new activity (e.g. on a configuration change)
// This could change if the UI mode changes (e.g., if night mode is enabled)
Application.AccentColor = GetAccentColor(activity);
_ColorButtonNormalSet = false;
if (!IsInitialized)
{
// Only need to do this once
Profile.FramePartition("Log.Listeners");
Internals.Log.Listeners.Add(new DelegateLogListener((c, m) => Trace.WriteLine(m, c)));
}
// We want this to be updated when we have a new activity (e.g. on a configuration change)
// because AndroidPlatformServices needs a current activity to launch URIs from
Profile.FramePartition("Device.PlatformServices");
var androidServices = new AndroidPlatformServices(activity);
Device.PlatformServices = androidServices;
Device.PlatformInvalidator = androidServices;
// use field and not property to avoid exception in getter
if (Device.info != null)
{
((AndroidDeviceInfo)Device.info).Dispose();
Device.info = null;
}
// We want this to be updated when we have a new activity (e.g. on a configuration change)
// because Device.Info watches for orientation changes and we need a current activity for that
Profile.FramePartition("create AndroidDeviceInfo");
Device.Info = new AndroidDeviceInfo(activity);
Profile.FramePartition("setFlags");
Device.SetFlags(s_flags);
Profile.FramePartition("AndroidTicker");
Ticker.SetDefault(null);
Profile.FramePartition("RegisterAll");
if (maybeOptions?.Flags.HasFlag(InitializationFlags.SkipRenderers) != true)
{
RegisterCompatRenderers(maybeOptions);
}
Profile.FramePartition("Epilog");
var currentIdiom = TargetIdiom.Unsupported;
// First try UIModeManager
using (var uiModeManager = UiModeManager.FromContext(ApplicationContext))
{
try
{
var uiMode = uiModeManager?.CurrentModeType ?? UiMode.TypeUndefined;
currentIdiom = DetectIdiom(uiMode);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine($"Unable to detect using UiModeManager: {ex.Message}");
}
}
// Then try Configuration
if (TargetIdiom.Unsupported == currentIdiom)
{
var configuration = activity.Resources.Configuration;
if (configuration != null)
{
var minWidth = configuration.SmallestScreenWidthDp;
var isWide = minWidth >= TabletCrossover;
currentIdiom = isWide ? TargetIdiom.Tablet : TargetIdiom.Phone;
}
else
{
// Start clutching at straws
var metrics = activity.Resources?.DisplayMetrics;
if (metrics != null)
{
var minSize = Math.Min(metrics.WidthPixels, metrics.HeightPixels);
var isWide = minSize * metrics.Density >= TabletCrossover;
currentIdiom = isWide ? TargetIdiom.Tablet : TargetIdiom.Phone;
}
}
}
Device.SetIdiom(currentIdiom);
if (SdkInt >= BuildVersionCodes.JellyBeanMr1)
{
Device.SetFlowDirection(activity.Resources.Configuration.LayoutDirection.ToFlowDirection());
}
if (ExpressionSearch.Default == null)
{
ExpressionSearch.Default = new AndroidExpressionSearch();
}
IsInitialized = true;
Profile.FrameEnd();
}