protected override void addItemToContainer(IListItemRender item)
{
GameObject go = null;
if (item is MonoBehaviour)
{
SAListItemRender view = item as SAListItemRender;
go = view.skin;
}
else
{
SASkinBase view = item as SASkinBase;
go = view.skin;
}
RectTransform rect;
if (go != null)
{
rect = go.GetComponent <RectTransform>();
if (rect == null)
{
rect = go.AddComponent <RectTransform>();
}
rect.transform.SetParent(_layoutTransform, false);
rect.anchorMax = new Vector2(0, 1);
rect.anchorMin = new Vector2(0, 1);
rect.pivot = _itemPivot;
rect.sizeDelta = _itemSize;
}
}
/// <summary>
/// 设置排版次序
/// </summary>
/// <param name="render"></param>
/// <param name="i"></param>
override protected void layout(IListItemRender render, int i)
{
if (useLayout == false)
{
return;
}
SASkinBase skinBase = render as SASkinBase;
if (skinBase != null)
{
GameObject skin = skinBase.skin;
skin.transform.SetSiblingIndex(i);
Vector3 temp = skin.transform.localPosition;
temp.z = 0;
skin.transform.localPosition = temp;
}
}
override protected void layout(IListItemRender render, int index = 0)
{
GameObject skin = null;
if (render is MonoBehaviour)
{
SAListItemRender skinBase = render as SAListItemRender;
skin = skinBase.skin;
}
else
{
SASkinBase skinBase = render as SASkinBase;
skin = skinBase.skin;
}
RectTransform rect = skin.GetComponent <RectTransform>();
rect.anchoredPosition = _itemPivotOffset + indexToPosition(index);
}
protected void innerClear(Stack <IListItemRender> willCleanChildren)
{
IListItemRender item;
int length = willCleanChildren.Count;
while (willCleanChildren.Count > 0)
{
item = willCleanChildren.Pop();
if (item is MonoBehaviour)
{
SAListItemRender view = item as SAListItemRender;
view.SetActive(false);
}
else
{
SASkinBase view = item as SASkinBase;
view.SetActive(false);
}
bindItemEvent(item, false);
_caches.Push(item);
}
}
protected virtual void renderList()
{
IntVector2 v = getRenderListRange();
int start = v.x;
int end = v.y;
int oldChildLen = _childrenList.Count;
if (oldChildLen > 0)
{
for (int j = oldChildLen - 1; j > -1; j--)
{
_oldChildrenList.Push(_childrenList[j]);
}
_childrenList.Clear();
}
IListItemRender item;
currentStartIndex = start;
for (int i = start; i < end; i++)
{
if (oldChildLen > 0)
{
oldChildLen--;
item = _oldChildrenList.Pop();
}
else if (_caches.Count > 0)
{
item = _caches.Pop();
if (item is MonoBehaviour)
{
SAListItemRender view = item as SAListItemRender;
view.SetActive(true);
}
else
{
SASkinBase view = item as SASkinBase;
view.SetActive(true);
}
}
else
{
item = (IListItemRender)_itemFacotry.newInstance();
addItemToContainer(item);
}
item.index = i;
if (item is IPageListRef)
{
((IPageListRef)item).ownerPageList = this;
}
layout(item, i);
bindItemEvent(item, true);
bindItemData(item, getItemData(i));
_childrenList.Add(item);
Refresh();
}
if (oldChildLen > 0)
{
innerClear(_oldChildrenList);
}
}
