private IEnumerator InitializeItem(VirtualScrollItem <T> item)
{
UnityUtility.SetActive(item, true);
OnCreateItem(item);
if (onCreateItem != null)
{
onCreateItem.OnNext(item);
}
// 初期化.
var initializeYield = item.Initialize().ToObservable().ToYieldInstruction(false);
while (!initializeYield.IsDone)
{
yield return(null);
}
if (initializeYield.HasError)
{
Debug.LogException(initializeYield.Error);
}
UnityUtility.SetActive(item, false);
}
private void UpdateItem(VirtualScrollItem <T> item, int index)
{
switch (scrollType)
{
case ScrollType.Limited:
{
var enable = Contents != null && 0 <= index && index < Contents.Length;
item.UpdateItem(index, Contents);
UnityUtility.SetActive(item.gameObject, enable);
}
break;
case ScrollType.Loop:
{
if (index < 0)
{
index = Contents.Length - 1;
}
if (Contents.Length <= index)
{
index = 0;
}
item.UpdateItem(index, Contents);
UnityUtility.SetActive(item.gameObject, true);
}
break;
}
item.transform.name = index.ToString();
}
private IObservable <Unit> UpdateItem(VirtualScrollItem <T> item, int index)
{
var observable = Observable.ReturnUnit();
switch (scrollType)
{
case ScrollType.Limited:
{
observable = Observable.Defer(() => item.UpdateItem());
}
break;
case ScrollType.Loop:
{
if (index < 0)
{
index = Contents.Count - 1;
}
if (Contents.Count <= index)
{
index = 0;
}
observable = Observable.Defer(() => item.UpdateItem());
}
break;
}
item.SetContent(index, Contents);
UnityUtility.SetActive(item, item.Content != null);
#if UNITY_EDITOR
item.transform.name = index.ToString();
#endif
OnUpdateItem(item);
if (onUpdateItem != null)
{
onUpdateItem.OnNext(item);
}
return(observable);
}
private IEnumerator InitializeItem(VirtualScrollItem <T> item)
{
UnityUtility.SetActive(item, true);
if (onCreateItem != null)
{
onCreateItem.OnNext(item);
}
// 初期化.
var initializeYield = item.Initialize().ToYieldInstruction();
while (!initializeYield.IsDone)
{
yield return(null);
}
UnityUtility.SetActive(item, false);
}
private IObservable <Unit> UpdateItem(VirtualScrollItem <T> item, int index)
{
var observable = Observable.ReturnUnit();
switch (scrollType)
{
case ScrollType.Limited:
{
var enable = Contents != null && 0 <= index && index < Contents.Length;
observable = Observable.Defer(() => item.UpdateItem(index, Contents));
UnityUtility.SetActive(item.gameObject, enable);
}
break;
case ScrollType.Loop:
{
if (index < 0)
{
index = Contents.Length - 1;
}
if (Contents.Length <= index)
{
index = 0;
}
observable = Observable.Defer(() => item.UpdateItem(index, Contents));
UnityUtility.SetActive(item.gameObject, true);
}
break;
}
item.transform.name = index.ToString();
if (onUpdateItem != null)
{
onUpdateItem.OnNext(item);
}
return(observable);
}