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+´╗┐using System;
+using System.ComponentModel;
+using System.Diagnostics;
+using System.Reflection;
+
+using Android.App;
+using Android.Content;
+using Android.Content.PM;
+using Android.Runtime;
+using Android.Views;
+using Android.Widget;
+using Android.OS;
+using Xamarin.Forms;
+using Xamarin.Forms.ControlGallery.Android;
+using Xamarin.Forms.Controls;
+using Xamarin.Forms.Maps.Android;
+using Xamarin.Forms.Platform.Android;
+using System.IO;
+using System.IO.IsolatedStorage;
+
+using Droid = Android;
+
+
+[assembly: Dependency (typeof (CacheService))]
+[assembly: Dependency (typeof (TestCloudService))]
+[assembly: Dependency (typeof (StringProvider))]
+[assembly: ExportRenderer (typeof (DisposePage), typeof (DisposePageRenderer))]
+[assembly: ExportRenderer (typeof (DisposeLabel), typeof (DisposeLabelRenderer))]
+[assembly: ExportRenderer (typeof (CustomButton), typeof (CustomButtonRenderer))]
+[assembly: ExportEffect (typeof (BorderEffect), "BorderEffect")]
+
+namespace Xamarin.Forms.ControlGallery.Android
+{
+ public class BorderEffect : PlatformEffect
+ {
+ protected override void OnAttached ()
+ {
+ Control.SetBackgroundColor (global::Android.Graphics.Color.Aqua);
+ }
+
+ protected override void OnDetached ()
+ {
+ }
+
+ protected override void OnElementPropertyChanged (PropertyChangedEventArgs args)
+ {
+ base.OnElementPropertyChanged (args);
+ }
+ }
+
+ public class CacheService : ICacheService
+ {
+ public void ClearImageCache ()
+ {
+ DeleteFilesInDirectory ("ImageLoaderCache");
+ }
+
+ static void DeleteFilesInDirectory (string directory)
+ {
+ using (IsolatedStorageFile isolatedStorage = IsolatedStorageFile.GetUserStoreForApplication ()) {
+ if (isolatedStorage.DirectoryExists (directory)) {
+ var files = isolatedStorage.GetFileNames (Path.Combine (directory, "*"));
+ foreach (string file in files) {
+ isolatedStorage.DeleteFile (Path.Combine (directory, file));
+ }
+ }
+ }
+ }
+ }
+
+ public class DisposePageRenderer : PageRenderer
+ {
+ protected override void Dispose (bool disposing)
+ {
+ if (disposing) {
+ ((DisposePage) Element).SendRendererDisposed ();
+ }
+ base.Dispose (disposing);
+
+ }
+ }
+
+ public class DisposeLabelRenderer : LabelRenderer
+ {
+ protected override void Dispose (bool disposing)
+ {
+
+ if (disposing) {
+ ((DisposeLabel) Element).SendRendererDisposed ();
+ }
+ base.Dispose (disposing);
+ }
+ }
+
+ public class StringProvider : IStringProvider
+ {
+ public string CoreGalleryTitle
+ {
+ get
+ {
+ return "Android CoreGallery";
+ }
+ }
+ }
+
+ public class TestCloudService : ITestCloudService
+ {
+ public bool IsOnTestCloud ()
+ {
+ var isInTestCloud = System.Environment.GetEnvironmentVariable ("XAMARIN_TEST_CLOUD");
+
+ return isInTestCloud != null && isInTestCloud.Equals ("1");
+ }
+
+ public string GetTestCloudDeviceName ()
+ {
+ return System.Environment.GetEnvironmentVariable ("XTC_DEVICE_NAME");
+ }
+
+ public string GetTestCloudDevice ()
+ {
+ return System.Environment.GetEnvironmentVariable ("XTC_DEVICE");
+ }
+ }
+
+#if PRE_APPLICATION_CLASS
+ [Activity (Label = "Control Gallery",
+ Icon = "@drawable/icon",
+ MainLauncher = true,
+ HardwareAccelerated = true,
+ ConfigurationChanges = ConfigChanges.ScreenSize | ConfigChanges.Orientation)]
+ public class Activity1 : AndroidActivity
+ {
+
+
+ protected override void OnCreate (Bundle bundle)
+ {
+ base.OnCreate (bundle);
+
+ Forms.Init (this, bundle);
+ FormsMaps.Init (this, bundle);
+
+ SetPage (FormsApp.GetFormsApp ());
+
+ MessagingCenter.Subscribe<RootPagesGallery, Type> (this, Messages.ChangeRoot, (sender, pageType) => {
+ var page = ((Page)Activator.CreateInstance (pageType));
+ SetPage (page);
+ });
+
+ MessagingCenter.Subscribe<RootPagesGallery, Type> (this, Messages.ChangeRoot, (sender, pageType) => {
+ var page = ((Page)Activator.CreateInstance (pageType));
+ SetPage (page);
+ });
+
+ MessagingCenter.Subscribe<HomeButton> (this, Messages.GoHome, (sender) => {
+ var screen = FormsApp.GetFormsApp ();
+ SetPage (screen);
+ });
+ }
+
+ public override void OnConfigurationChanged (global::Android.Content.Res.Configuration newConfig)
+ {
+ // we're good
+ base.OnConfigurationChanged (newConfig);
+ }
+
+ protected override void OnDestroy ()
+ {
+ base.OnDestroy ();
+ }
+ }
+
+#elif FORMS_APPLICATION_ACTIVITY
+ [Activity(Label = "Control Gallery",
+ Icon = "@drawable/icon",
+ // Theme="@style/TestStyle",
+ MainLauncher = true,
+ HardwareAccelerated = true,
+ ConfigurationChanges = ConfigChanges.ScreenSize | ConfigChanges.Orientation)]
+
+ public class Activity1 : FormsApplicationActivity
+ {
+ protected override void OnCreate(Bundle bundle)
+ {
+ //ToolbarResource = Resource.Layout.Toolbar;
+ //TabLayoutResource = Resource.Layout.Tabbar;
+
+ base.OnCreate(bundle);
+
+ if (!Debugger.IsAttached)
+ Insights.Initialize(App.InsightsApiKey, this.ApplicationContext);
+
+ Forms.Init(this, bundle);
+ FormsMaps.Init(this, bundle);
+ Xamarin.Forms.Forms.ViewInitialized += (object sender, Xamarin.Forms.ViewInitializedEventArgs e) => {
+ if (!string.IsNullOrWhiteSpace(e.View.StyleId))
+ {
+ e.NativeView.ContentDescription = e.View.StyleId;
+ }
+ };
+ // uncomment to verify turning off title bar works. This is not intended to be dynamic really.
+ //Forms.SetTitleBarVisibility (AndroidTitleBarVisibility.Never);
+
+ var app = new App ();
+
+ var mdp = app.MainPage as MasterDetailPage;
+ var detail = mdp?.Detail as NavigationPage;
+ if (detail != null) {
+ detail.Pushed += (sender, args) => {
+ var nncgPage = args.Page as NestedNativeControlGalleryPage;
+
+ if (nncgPage != null) {
+ AddNativeControls (nncgPage);
+ }
+ };
+ }
+
+ LoadApplication (app);
+ }
+
+ private void AddNativeControls (NestedNativeControlGalleryPage page)
+ {
+ if (page.NativeControlsAdded) {
+ return;
+ }
+
+ StackLayout sl = page.Layout;
+
+ // Create and add a native TextView
+ var textView = new TextView (this) { Text = "I am a native TextView", TextSize = 14 };
+ sl?.Children.Add (textView);
+
+ // Create and add a native Button
+ var button = new global::Android.Widget.Button (this) { Text = "Click to change TextView font size" };
+ float originalSize = textView.TextSize;
+ button.Click += (sender, args) => { textView.TextSize = textView.TextSize == originalSize ? 24 : 14; };
+
+ sl?.Children.Add (button.ToView ());
+
+ // Create a control which we know doesn't behave correctly with regard to measurement
+ var difficultControl0 = new BrokenNativeControl (this) {
+ Text = "This native control doesn't play nice with sizing, which is why it's all squished to one side."
+ };
+ var difficultControl1 = new BrokenNativeControl (this) {
+ Text = "Same control, but with a custom GetDesiredSize delegate to accomodate it's sizing problems."
+ };
+
+ // Add a misbehaving control
+ sl?.Children.Add (difficultControl0);
+
+ // Add a misbehaving control with a custom delegate for GetDesiredSize
+ sl?.Children.Add (difficultControl1, SizeBrokenControl);
+
+ page.NativeControlsAdded = true;
+ }
+
+ private static SizeRequest? SizeBrokenControl (NativeViewWrapperRenderer renderer,
+ int widthConstraint, int heightConstraint)
+ {
+ global::Android.Views.View nativeView = renderer.Control;
+
+ if ((widthConstraint == 0 && heightConstraint == 0) || nativeView == null) {
+ return null;
+ }
+
+ int width = global::Android.Views.View.MeasureSpec.GetSize (widthConstraint);
+ int widthSpec = global::Android.Views.View.MeasureSpec.MakeMeasureSpec (width * 2,
+ global::Android.Views.View.MeasureSpec.GetMode (widthConstraint));
+ nativeView.Measure (widthSpec, heightConstraint);
+ var size = new Size (nativeView.MeasuredWidth, nativeView.MeasuredHeight);
+ return new SizeRequest (size);
+ }
+
+ public override void OnConfigurationChanged(global::Android.Content.Res.Configuration newConfig)
+ {
+ // we're good
+ base.OnConfigurationChanged(newConfig);
+ }
+
+ protected override void OnDestroy()
+ {
+ base.OnDestroy();
+ }
+ }
+#else
+
+ [Activity (Label = "Control Gallery",
+ Icon = "@drawable/icon",
+ Theme = "@style/MyTheme",
+ MainLauncher = true,
+ HardwareAccelerated = true,
+ ConfigurationChanges = ConfigChanges.ScreenSize | ConfigChanges.Orientation)]
+ [IntentFilter (new[] { Intent.ActionView },
+ Categories = new[]
+ {
+ Intent.ActionView,
+ Intent.CategoryDefault,
+ Intent.CategoryBrowsable
+ },
+ DataScheme = "http",
+ DataHost = App.AppName,
+ DataPathPrefix = "/gallery/"
+ )
+ ]
+ public class Activity1 : FormsAppCompatActivity
+ {
+ protected override void OnCreate (Bundle bundle)
+ {
+ ToolbarResource = Resource.Layout.Toolbar;
+ TabLayoutResource = Resource.Layout.Tabbar;
+
+ base.OnCreate (bundle);
+
+ if (!Debugger.IsAttached)
+ Insights.Initialize (App.Secrets["InsightsApiKey"], ApplicationContext);
+
+ Forms.Init (this, bundle);
+ FormsMaps.Init (this, bundle);
+ Forms.ViewInitialized += (sender, e) => {
+// if (!string.IsNullOrWhiteSpace(e.View.StyleId)) {
+// e.NativeView.ContentDescription = e.View.StyleId;
+// }
+ };
+ // uncomment to verify turning off title bar works. This is not intended to be dynamic really.
+ //Forms.SetTitleBarVisibility (AndroidTitleBarVisibility.Never);
+
+ var app = new App ();
+
+ var mdp = app.MainPage as MasterDetailPage;
+ var detail = mdp?.Detail as NavigationPage;
+ if (detail != null) {
+ detail.Pushed += (sender, args) => {
+ var nncgPage = args.Page as NestedNativeControlGalleryPage;
+
+ if (nncgPage != null) {
+ AddNativeControls (nncgPage);
+ }
+ };
+ }
+
+ LoadApplication (app);
+ }
+
+ public override void OnConfigurationChanged (global::Android.Content.Res.Configuration newConfig)
+ {
+ // we're good
+ base.OnConfigurationChanged (newConfig);
+ }
+
+ protected override void OnDestroy ()
+ {
+ base.OnDestroy ();
+ }
+
+ void AddNativeControls (NestedNativeControlGalleryPage page)
+ {
+ if (page.NativeControlsAdded) {
+ return;
+ }
+
+ StackLayout sl = page.Layout;
+
+ // Create and add a native TextView
+ var textView = new TextView (this) { Text = "I am a native TextView", TextSize = 14 };
+ sl?.Children.Add (textView);
+
+ // Create and add a native Button
+ var button = new global::Android.Widget.Button (this) { Text = "Click to change TextView font size" };
+ float originalSize = textView.TextSize;
+ button.Click += (sender, args) => {
+ textView.TextSize = textView.TextSize == originalSize ? 24 : 14;
+ };
+
+ sl?.Children.Add (button.ToView ());
+
+ // Create a control which we know doesn't behave correctly with regard to measurement
+ var difficultControl0 = new BrokenNativeControl (this) {
+ Text = "This native control doesn't play nice with sizing, which is why it's all squished to one side."
+ };
+ var difficultControl1 = new BrokenNativeControl (this) {
+ Text = "Same control, but with a custom GetDesiredSize delegate to accomodate it's sizing problems."
+ };
+
+ // Add a misbehaving control
+ sl?.Children.Add (difficultControl0);
+
+ // Add a misbehaving control with a custom delegate for GetDesiredSize
+ sl?.Children.Add (difficultControl1, SizeBrokenControl);
+
+ page.NativeControlsAdded = true;
+ }
+
+ static SizeRequest? SizeBrokenControl (NativeViewWrapperRenderer renderer,
+ int widthConstraint, int heightConstraint)
+ {
+ global::Android.Views.View nativeView = renderer.Control;
+
+ if ((widthConstraint == 0 && heightConstraint == 0) || nativeView == null) {
+ return null;
+ }
+
+ int width = global::Android.Views.View.MeasureSpec.GetSize (widthConstraint);
+ int widthSpec = global::Android.Views.View.MeasureSpec.MakeMeasureSpec (width * 2,
+ global::Android.Views.View.MeasureSpec.GetMode (widthConstraint));
+ nativeView.Measure (widthSpec, heightConstraint);
+ var size = new Size (nativeView.MeasuredWidth, nativeView.MeasuredHeight);
+ return new SizeRequest (size);
+ }
+ }
+#endif
+}
+