/// <summary>
/// 从指定的主键中移除指定的值。
/// </summary>
/// <param name="key">指定的主键。</param>
/// <param name="value">指定的值。</param>
/// <returns>是否移除成功。</returns>
public bool Remove(TKey key, TValue value)
{
GXLinkedListRange <TValue> range = default(GXLinkedListRange <TValue>);
if (m_Dictionary.TryGetValue(key, out range))
{
for (LinkedListNode <TValue> current = range.First; current != null && current != range.Terminal; current = current.Next)
{
if (current.Value.Equals(value))
{
if (current == range.First)
{
LinkedListNode <TValue> next = current.Next;
if (next == range.Terminal)
{
m_LinkedList.Remove(next);
m_Dictionary.Remove(key);
}
else
{
m_Dictionary[key] = new GXLinkedListRange <TValue>(next, range.Terminal);
}
}
m_LinkedList.Remove(current);
return(true);
}
}
}
return(false);
}
/// <summary>
/// 处理事件结点。
/// </summary>
/// <param name="sender">事件源。</param>
/// <param name="e">事件参数。</param>
private void HandleEvent(object sender, T e)
{
bool noHandlerException = false;
GXLinkedListRange <EventHandler <T> > range = default(GXLinkedListRange <EventHandler <T> >);
if (m_EventHandlers.TryGetValue(e.Id, out range))
{
LinkedListNode <EventHandler <T> > current = range.First;
while (current != null && current != range.Terminal)
{
m_CachedNodes[e] = current.Next != range.Terminal ? current.Next : null;
current.Value(sender, e);
current = m_CachedNodes[e];
}
m_CachedNodes.Remove(e);
}
else if (m_DefaultHandler != null)
{
m_DefaultHandler(sender, e);
}
else if ((m_EventPoolMode & EventPoolMode.AllowNoHandler) == 0)
{
noHandlerException = true;
}
ReferencePool.Release(e);
if (noHandlerException)
{
throw new GXException(Utility.Text.Format("Event '{0}' not allow no handler.", e.Id.ToString()));
}
}
/// <summary>
/// 获取多值字典中指定主键的范围。
/// </summary>
/// <param name="key">指定的主键。</param>
/// <returns>指定主键的范围。</returns>
public GXLinkedListRange <TValue> this[TKey key]
{
get
{
GXLinkedListRange <TValue> range = default(GXLinkedListRange <TValue>);
m_Dictionary.TryGetValue(key, out range);
return(range);
}
}
/// <summary>
/// 检查多值字典中是否包含指定值。
/// </summary>
/// <param name="key">要检查的主键。</param>
/// <param name="value">要检查的值。</param>
/// <returns>多值字典中是否包含指定值。</returns>
public bool Contains(TKey key, TValue value)
{
GXLinkedListRange <TValue> range = default(GXLinkedListRange <TValue>);
if (m_Dictionary.TryGetValue(key, out range))
{
return(range.Contains(value));
}
return(false);
}
internal Enumerator(GXLinkedListRange <T> range)
{
if (!range.IsValid)
{
throw new GXException("Range is invalid.");
}
m_GXLinkedListRange = range;
m_Current = m_GXLinkedListRange.m_First;
m_CurrentValue = default(T);
}
/// <summary>
/// 获取事件处理函数的数量。
/// </summary>
/// <param name="id">事件类型编号。</param>
/// <returns>事件处理函数的数量。</returns>
public int Count(int id)
{
GXLinkedListRange <EventHandler <T> > range = default(GXLinkedListRange <EventHandler <T> >);
if (m_EventHandlers.TryGetValue(id, out range))
{
return(range.Count);
}
return(0);
}
/// <summary>
/// 向指定的主键增加指定的值。
/// </summary>
/// <param name="key">指定的主键。</param>
/// <param name="value">指定的值。</param>
public void Add(TKey key, TValue value)
{
GXLinkedListRange <TValue> range = default(GXLinkedListRange <TValue>);
if (m_Dictionary.TryGetValue(key, out range))
{
m_LinkedList.AddBefore(range.Terminal, value);
}
else
{
LinkedListNode <TValue> first = m_LinkedList.AddLast(value);
LinkedListNode <TValue> terminal = m_LinkedList.AddLast(default(TValue));
m_Dictionary.Add(key, new GXLinkedListRange <TValue>(first, terminal));
}
}
/// <summary>
/// 从指定的主键中移除所有的值。
/// </summary>
/// <param name="key">指定的主键。</param>
/// <returns>是否移除成功。</returns>
public bool RemoveAll(TKey key)
{
GXLinkedListRange <TValue> range = default(GXLinkedListRange <TValue>);
if (m_Dictionary.TryGetValue(key, out range))
{
m_Dictionary.Remove(key);
LinkedListNode <TValue> current = range.First;
while (current != null)
{
LinkedListNode <TValue> next = current != range.Terminal ? current.Next : null;
m_LinkedList.Remove(current);
current = next;
}
return(true);
}
return(false);
}
/// <summary>
/// 尝试获取多值字典中指定主键的范围。
/// </summary>
/// <param name="key">指定的主键。</param>
/// <param name="range">指定主键的范围。</param>
/// <returns>是否获取成功。</returns>
public bool TryGetValue(TKey key, out GXLinkedListRange <TValue> range)
{
return(m_Dictionary.TryGetValue(key, out range));
}