private void AdjustTimeSpanbyItem(IRecorderItem item, TimeSpan decreaseTime)
{
if (IsLastItem(item) || decreaseTime.TotalSeconds == 0)
{
return;
}
int startIndex = this.Items.IndexOf(item);
//Adjust a timestamp in remained items
for (int i = startIndex + 1; i < this.Items.Count; i++)
{
AbsRecorderItem recorderItem = this.Items[i] as AbsRecorderItem;
recorderItem.AdjustTimeSpan(decreaseTime);
}
}
public bool InsertItem(IRecorderItem prevItem, IRecorderItem newItem)
{
int startIndex = -1;
if (prevItem != null)
{
startIndex = this.Items.IndexOf(prevItem);
}
this.Items.Insert(startIndex + 1, newItem);
if (OnInsertItem != null)
{
OnInsertItem(prevItem, newItem);
}
TimeSpan increaseTimeSec = TimeSpan.FromSeconds(newItem.TotalTimeDurationSec);
for (int i = startIndex + 1; i < this.Items.Count; i++)
{
AbsRecorderItem recorderItem = this.Items[i] as AbsRecorderItem;
recorderItem.AdjustTimeSpan(increaseTimeSec);
}
return(true);
}