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/*
* Copyright (c) 2016 Samsung Electronics Co., Ltd All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the License);
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using System;
using System.Collections.Generic;
namespace ElmSharp
{
public abstract class Container : Widget
{
HashSet<EvasObject> _children = new HashSet<EvasObject>();
public Container(EvasObject parent) : base(parent)
{
}
public override Color BackgroundColor
{
set
{
if (value.IsDefault)
{
SetPartColor("bg", Color.Transparent);
}
else
{
SetPartColor("bg", value);
}
_backgroundColor = value;
}
}
internal void AddChild(EvasObject obj)
{
_children.Add(obj);
obj.Deleted += OnChildDeleted;
}
internal void RemoveChild(EvasObject obj)
{
_children.Remove(obj);
}
internal void ClearChildren()
{
_children.Clear();
}
void OnChildDeleted(object sender, EventArgs a)
{
_children.Remove((EvasObject)sender);
}
}
}
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