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using System;
using System.Collections.Generic;
using ElmSharp;
namespace Xamarin.Forms.Platform.Tizen.Native
{
/// <summary>
/// A basic page which can hold a single view.
/// </summary>
public class Page : Background, IContainable<EvasObject>
{
/// <summary>
/// The name of the part to be used when setting content.
/// </summary>
public const string ContentPartName = "overlay";
/// <summary>
/// Exposes the Children property, mapping it to the _canvas' Children property.
/// </summary>
public IList<EvasObject> Children => _canvas.Children;
/// <summary>
/// The canvas, used as a container for other objects.
/// </summary>
/// <remarks>
/// The canvas holds all the Views that the ContentPage is composed of.
/// </remarks>
internal Canvas _canvas;
/// <summary>
/// Initializes a new instance of the ContentPage class.
/// </summary>
public Page(EvasObject parent) : base(parent)
{
_canvas = new Canvas(this);
SetPartContent(ContentPartName, _canvas);
}
/// <summary>
/// Allows custom handling of events emitted when the layout has been updated.
/// </summary>
public event EventHandler<LayoutEventArgs> LayoutUpdated
{
add
{
_canvas.LayoutUpdated += value;
}
remove
{
_canvas.LayoutUpdated -= value;
}
}
/// <summary>
/// Handles the disposing of a ContentPage
/// </summary>
/// <remarks>
/// Takes the proper care of discarding the canvas, then calls the base method.
/// </remarks>
protected override void OnUnrealize()
{
_canvas.Unrealize();
base.OnUnrealize();
}
}
}
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