protected virtual void OnDictionaryChanged(TKey key, object value, DictionaryChangedType changedType)
{
if (DictionaryChanged != null)
{
DictionaryChanged(this, new DictionaryChangedEventArgs <TKey>(key, value, changedType));
}
}
/// <summary>
/// Creates a new instance of the <see cref="DictionaryChangedEventArgs{TKey,TValue}"/> class.
/// </summary>
/// <param name="key">The key of the item causing the change in the dictionary.</param>
/// <param name="index">The index of the item causing the change in the dictionary.</param>
/// <param name="value">The item that is causing the change in the dictionary.</param>
/// <param name="propertyName">The name of the property causing the item to change.</param>
/// <param name="dictionaryChangedType">A <see cref="DictionaryChangedType"/> value indicating the type of change.</param>
public DictionaryChangedEventArgs(TKey key, int index, TValue value, string propertyName, DictionaryChangedType dictionaryChangedType)
{
_key = key;
_index = index;
_value = value;
_propertyName = propertyName;
_dictionaryChangedType = dictionaryChangedType;
}
/// <summary>
/// Creates a new instance of the <see cref="DictionaryChangedEventArgs{TKey,TValue}"/> class.
/// </summary>
/// <param name="key">The key of the item causing the change in the dictionary.</param>
/// <param name="index">The index of the item causing the change in the dictionary.</param>
/// <param name="value">The item that is causing the change in the dictionary.</param>
/// <param name="dictionaryChangedType">A <see cref="DictionaryChangedType"/> value indicating the type of change.</param>
public DictionaryChangedEventArgs(TKey key, int index, TValue value, DictionaryChangedType dictionaryChangedType)
: this(key, index, value, null, dictionaryChangedType)
{
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="effectKey">发生变更的Key</param>
/// <param name="changedType">变更类型</param>
public DictionaryChangedEventArgs(T effectKey, object effecValue, DictionaryChangedType changedType)
{
DictionaryChangedType = changedType;
EffectKey = effectKey;
EffectValue = effecValue;
}