private LoopListViewItem2 OnGetItemByIndex(LoopListView2 listView, int index)
{
if (index < 0)
{
return((LoopListViewItem2)null);
}
TreeViewItemCountData viewItemCountData = this.mTreeItemCountMgr.QueryTreeItemByTotalIndex(index);
if (viewItemCountData == null)
{
return((LoopListViewItem2)null);
}
int mTreeItemIndex = viewItemCountData.mTreeItemIndex;
TreeViewItemData itemDataByIndex = TreeViewDataSourceMgr.Get.GetItemDataByIndex(mTreeItemIndex);
if (!viewItemCountData.IsChild(index))
{
LoopListViewItem2 loopListViewItem2 = listView.NewListViewItem("ItemPrefab1");
ListItem12 component = (ListItem12)((Component)loopListViewItem2).GetComponent <ListItem12>();
if (!loopListViewItem2.IsInitHandlerCalled)
{
loopListViewItem2.IsInitHandlerCalled = true;
component.Init();
component.SetClickCallBack(new Action <int>(this.OnExpandClicked));
}
loopListViewItem2.UserIntData1 = mTreeItemIndex;
loopListViewItem2.UserIntData2 = 0;
component.mText.set_text(itemDataByIndex.mName);
component.SetItemData(mTreeItemIndex, viewItemCountData.mIsExpand);
return(loopListViewItem2);
}
int childIndex = viewItemCountData.GetChildIndex(index);
ItemData child = itemDataByIndex.GetChild(childIndex);
if (child == null)
{
return((LoopListViewItem2)null);
}
LoopListViewItem2 loopListViewItem2_1 = listView.NewListViewItem("ItemPrefab2");
ListItem13 component1 = (ListItem13)((Component)loopListViewItem2_1).GetComponent <ListItem13>();
if (!loopListViewItem2_1.IsInitHandlerCalled)
{
loopListViewItem2_1.IsInitHandlerCalled = true;
component1.Init();
}
loopListViewItem2_1.UserIntData1 = mTreeItemIndex;
loopListViewItem2_1.UserIntData2 = childIndex;
component1.SetItemData(child, mTreeItemIndex, childIndex);
return(loopListViewItem2_1);
}
//when a TreeItem or TreeChildItem is getting in the scrollrect viewport,
//this method will be called with the item’ index as a parameter,
//to let you create the item and update its content.
LoopListViewItem2 OnGetItemByIndex(LoopListView2 listView, int index)
{
if (index < 0)
{
return(null);
}
/*to check the index'th item is a TreeItem or a TreeChildItem.for example,
*
* 0 TreeItem0
* 1 TreeChildItem0_0
* 2 TreeChildItem0_1
* 3 TreeChildItem0_2
* 4 TreeChildItem0_3
* 5 TreeItem1
* 6 TreeChildItem1_0
* 7 TreeChildItem1_1
* 8 TreeChildItem1_2
* 9 TreeItem2
* 10 TreeChildItem2_0
* 11 TreeChildItem2_1
* 12 TreeChildItem2_2
*
* the first column value is the param 'index', for example, if index is 1,
* then we should return TreeChildItem0_0 to SuperScrollView, and if index is 5,
* then we should return TreeItem1 to SuperScrollView
*/
TreeViewItemCountData countData = mTreeItemCountMgr.QueryTreeItemByTotalIndex(index);
if (countData == null)
{
return(null);
}
int treeItemIndex = countData.mTreeItemIndex;
TreeViewItemData treeViewItemData = TreeViewDataSourceMgr.Get.GetItemDataByIndex(treeItemIndex);
if (countData.IsChild(index) == false)// if is a TreeItem
{
//get a new TreeItem
LoopListViewItem2 item = listView.NewListViewItem("ItemPrefab1");
ListItem12 itemScript = item.GetComponent <ListItem12>();
if (item.IsInitHandlerCalled == false)
{
item.IsInitHandlerCalled = true;
itemScript.Init();
itemScript.SetClickCallBack(this.OnExpandClicked);
}
//update the TreeItem's content
itemScript.mText.text = treeViewItemData.mName;
itemScript.SetItemData(treeItemIndex, countData.mIsExpand);
return(item);
}
else // if is a TreeChildItem
{
//childIndex is from 0 to ChildCount.
//for example, TreeChildItem0_0 is the 0'th child of TreeItem0
//and TreeChildItem1_2 is the 2'th child of TreeItem1
int childIndex = countData.GetChildIndex(index);
ItemData itemData = treeViewItemData.GetChild(childIndex);
if (itemData == null)
{
return(null);
}
//get a new TreeChildItem
LoopListViewItem2 item = listView.NewListViewItem("ItemPrefab2");
ListItem13 itemScript = item.GetComponent <ListItem13>();
if (item.IsInitHandlerCalled == false)
{
item.IsInitHandlerCalled = true;
itemScript.Init();
}
//update the TreeChildItem's content
itemScript.SetItemData(itemData, treeItemIndex, childIndex);
return(item);
}
}