Init Forms platform

This commit is contained in:
Frank A. Krueger 2017-11-08 23:12:59 -08:00
parent 12948ea170
commit f06b57f240
5 changed files with 154 additions and 1 deletions

97
Ooui.Forms/Forms.cs Normal file
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@ -0,0 +1,97 @@
using System;
using System.Diagnostics;
using Xamarin.Forms;
using Xamarin.Forms.Internals;
using Ooui.Forms;
using System.IO;
using System.Reflection;
using System.Threading;
using System.Threading.Tasks;
namespace Xamarin.Forms
{
public static class Forms
{
public static bool IsInitialized { get; private set; }
public static void Init ()
{
if (IsInitialized)
return;
IsInitialized = true;
Log.Listeners.Add (new DelegateLogListener ((c, m) => Trace.WriteLine (m, c)));
Device.SetIdiom (TargetIdiom.Desktop);
Device.PlatformServices = new OouiPlatformServices ();
Device.Info = new OouiDeviceInfo ();
Registrar.RegisterAll (new[] {
typeof(ExportRendererAttribute),
//typeof(ExportCellAttribute),
//typeof(ExportImageSourceHandlerAttribute),
});
}
class OouiDeviceInfo : DeviceInfo
{
public override Size PixelScreenSize => new Size (640, 480);
public override Size ScaledScreenSize => PixelScreenSize;
public override double ScalingFactor => 1;
}
class OouiPlatformServices : IPlatformServices
{
public bool IsInvokeRequired => false;
public string RuntimePlatform => "Ooui";
public void BeginInvokeOnMainThread (Action action)
{
Task.Run (action);
}
public Ticker CreateTicker ()
{
throw new NotImplementedException ();
}
public Assembly[] GetAssemblies ()
{
return AppDomain.CurrentDomain.GetAssemblies ();
}
public string GetMD5Hash (string input)
{
throw new NotImplementedException ();
}
public double GetNamedSize (NamedSize size, Type targetElementType, bool useOldSizes)
{
throw new NotImplementedException ();
}
public Task<Stream> GetStreamAsync (Uri uri, CancellationToken cancellationToken)
{
throw new NotImplementedException ();
}
public IIsolatedStorageFile GetUserStoreForApplication ()
{
throw new NotImplementedException ();
}
public void OpenUriAction (Uri uri)
{
throw new NotImplementedException ();
}
public void StartTimer (TimeSpan interval, Func<bool> callback)
{
throw new NotImplementedException ();
}
}
}
}

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@ -1,10 +1,25 @@
using System;
namespace Ooui.Forms
{
public static class PageExtensions
{
public static void Publish (this Xamarin.Forms.Page page, string path)
{
UI.Publish (path, () => page.CreateElement ());
}
public static void PublishShared (this Xamarin.Forms.Page page, string path)
{
var lazyPage = new Lazy<Element> ((() => page.CreateElement ()), true);
UI.Publish (path, () => lazyPage.Value);
}
public static Element CreateElement (this Xamarin.Forms.Page page)
{
if (!Xamarin.Forms.Forms.IsInitialized)
throw new InvalidOperationException ("call Forms.Init() before this");
throw new NotImplementedException ();
}
}

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@ -27,8 +27,9 @@ namespace Samples
new TodoSample ().Publish ();
new DrawSample ().Publish ();
new FilesSample ().Publish ();
new XamarinFormsSample ().Publish ();
UI.Present ("/files");
UI.Present ("/xamarin-forms");
Console.ReadLine ();
}

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@ -2,8 +2,12 @@
<ItemGroup>
<ProjectReference Include="..\Ooui\Ooui.csproj" />
<ProjectReference Include="..\Ooui.Forms\Ooui.Forms.csproj" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Xamarin.Forms" Version="2.4.0.38779" />
</ItemGroup>
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>netcoreapp2.0</TargetFramework>

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@ -0,0 +1,36 @@
using System;
using Xamarin.Forms;
using Ooui.Forms;
namespace Samples
{
public class XamarinFormsSample
{
public void Publish ()
{
Forms.Init ();
var countLabel = new Label {
Text = "0",
};
var countButton = new Button {
};
countButton.Clicked += (sender, e) => {
var v = int.Parse (countLabel.Text);
countLabel.Text = (v + 1).ToString ();
};
var page = new ContentPage {
Content = new StackLayout {
Children = {
new Label { Text = "Hello World!" },
countLabel,
countButton,
},
},
};
page.Publish ("/xamarin-forms");
page.PublishShared ("/xamarin-forms-shared");
}
}
}