/// <summary>
/// ScrollView的Content
/// </summary>
/// <param name="value">value必须是list[AStateBase] 类型 </param>
private void SetProp_Contents(Transform trans, object value)
{
ScrollRectAdaptor srlogic = null;
if (!srlogicMap.TryGetValue(trans.GetHashCode(), out srlogic))
{
var sr = trans.GetComponent <ScrollRect>();
srlogic = new ScrollRectAdaptor(sr);
srlogicMap[trans.GetHashCode()] = srlogic;
}
//遍历Conent进行赋值操作
var sourceList = value as IList;
//这里做适配演示，
//一般ScrollRect不会把所有的数据加载出来
var count = Mathf.Max(srlogic.Contents.Count, sourceList.Count);
for (int i = 0; i < count; i++)
{
if (i >= sourceList.Count) //现有列表大于新增列表
{
//删除节点
srlogic.Contents[i].Destroy();
}
else if (i >= srlogic.Contents.Count) //新增模式
{
var sourceProp = sourceList[i] as PropsBase;
//创建component实例
var com = Activator.CreateInstance(sourceProp.ComponentType) as IComponent;
if (com != null)
{
if (com.IsLoad) //同步加载
{
//添加组件
srlogic.AddItem(com);
//更新组件
com.SetProps(sourceProp);
}
}
else
{
BDebug.LogError("【类型出错】该类型不是组件:" + sourceProp.ComponentType);
}
}
else //更新模式
{
//TODO 这里更新模式一般不这么强制更新，
//最好自己做算法索引，动态调整item的位置，
//不要每个重新设置
var source = sourceList[i] as PropsBase;
var com = srlogic.GetItem(i);
com.SetProps(source);
}
}
//移除无效component
srlogic.RemoveUnInvalidComponent();
}
/// <summary>
/// ScrollView的Content
/// </summary>
/// <param name="value">value必须是ComponentList 类型 </param>
private void SetProp_Contents(Transform trans, object value)
{
ScrollRectAdaptor scrollRectAdaptor = null;
if (!srlogicMap.TryGetValue(trans, out scrollRectAdaptor))
{
var sr = trans.GetComponent <ScrollRect>();
scrollRectAdaptor = new ScrollRectAdaptor(sr);
srlogicMap[trans] = scrollRectAdaptor;
}
//这里用协变能保证一定转型成功
var propsList = value as IPropsList;
/**********************增***********************/
var list = propsList.GetNewDatas();
foreach (var props in list)
{
//创建component实例
var com = Activator.CreateInstance(props.ComponentType) as IComponent;
if (com != null)
{
if (com.IsLoad) //同步加载
{
//添加组件
scrollRectAdaptor.AddItem(props, com);
//更新组件
com.SetProps(props);
}
}
else
{
BDebug.LogError("【类型出错】该类型不是组件:" + props.ComponentType);
}
}
/**********************改***********************/
list = propsList.GetChangedDatas();
foreach (var props in list)
{
//刷新节点
var com = scrollRectAdaptor.GetItem(props);
com.SetProps(props);
}
/**********************删***********************/
list = propsList.GetRemovedDatas();
foreach (var props in list)
{
//删除节点
scrollRectAdaptor.Destroy(props);
}
}
