private void tasks_SubObjectPropChanged(PropChangeInfo propChange)
{
Assert.AreEqual(propChange.Source, tasks);
Assert.AreEqual(PropertyIds.Tasks, propChange.PropId);
Assert.AreNotEqual(null, propChange.Trigger);
clear_trigger(propChange.Trigger);
}
/// <summary>
/// 清除该集合中的所有Task
/// </summary>
public void Clear()
{
InternalClear();
PropChangeInfo trigger = new PropChangeInfo(null, PropertyIds.Clear, null);
this.NotifyPropChange(PropertyIds.Tasks, trigger);
}
/// <summary>
/// 移除一个Task
/// </summary>
/// <param name="task">被移除的Task</param>
public void Remove(Task task)
{
InternalRemove(task);
PropChangeInfo trigger = new PropChangeInfo(task, PropertyIds.Remove, null);
this.NotifyPropChange(PropertyIds.Tasks, trigger);
}
/// <summary>
/// 插入一个Task
/// </summary>
/// <param name="index"></param>
/// <param name="task"></param>
/// <returns></returns>
public void Insert(int index, Task task)
{
//EnsureNotExist ( task );
InternalInsert(index, task);
PropChangeInfo trigger = new PropChangeInfo(task, PropertyIds.Insert, null);
this.NotifyPropChange(PropertyIds.Tasks, trigger);
}
/// <summary>
/// 移除一个Task
/// </summary>
/// <param name="index">被移除的Task的索引</param>
public void RemoveAt(int index)
{
Task task = this.GetItem(index) as Task;
Debug.Assert(task != null, "Index error at RemoveAt( int index ).");
InternalRemove(index);
PropChangeInfo trigger = new PropChangeInfo(task, PropertyIds.Remove, null);
this.NotifyPropChange(PropertyIds.Tasks, trigger);
}
private void TasksChanged(PropChangeInfo propChange)
{
switch ((PropertyIds)propChange.PropId)
{
case PropertyIds.Add:
//propChange.Source as Task;
break;
case PropertyIds.Insert:
break;
case PropertyIds.Clear:
break;
case PropertyIds.Remove:
//?? remove item pos
break;
}
}
/// <summary>
/// 添加一个新的Task, 添加时会根据task.TaskStrategy.FirstExecute值来决定加入到
/// 集合的末尾或被第一个执行的位置。
/// </summary>
/// <param name="task"></param>
public void Add(Task task)
{
//EnsureNotExist ( task );
if (task == null)
{
throw new ArgumentNullException("task");
}
if (task.TaskStrategy.FirstExecute)
{
this.AddFirstExectueTask(task);
}
else
{
this.InternalAdd(task);
}
//通告Tasks集合改变
//
PropChangeInfo trigger = new PropChangeInfo(task, PropertyIds.Add, null);
this.NotifyPropChange(PropertyIds.Tasks, trigger);
}
void clear_trigger(PropChangeInfo t)
{
Assert.AreEqual(null, t.Source);
Assert.AreEqual(PropertyIds.Clear, t.PropId);
}
