/// <summary>
/// 当在派生类中被重写时，获取组件上的属性的当前值。
/// </summary>
/// <param name="component"> 具有为其检索值的属性的组件。</param>
/// <returns> 给定组件的属性的值。</returns>
public override object GetValue(object component)
{
object obj2;
NetworkDeviceConnectionStringBuilder1 builder = component as NetworkDeviceConnectionStringBuilder1;
if ((builder != null) && builder.TryGetValue(this.DisplayName, out obj2))
{
return(obj2);
}
return(null);
}
/// <summary>
/// 当在派生类中被重写时，将组件的此属性的值重置为默认值。
/// </summary>
/// <param name="component">具有要重置为默认值的属性值的组件。</param>
public override void ResetValue(object component)
{
NetworkDeviceConnectionStringBuilder1 builder = component as NetworkDeviceConnectionStringBuilder1;
if (builder != null)
{
builder.Remove(this.DisplayName);
if (this.RefreshOnChange)
{
builder.ClearPropertyDescriptors();
}
}
}
/// <summary>
/// 当在派生类中被重写时，将组件的值设置为一个不同的值。
/// </summary>
/// <param name="component">具有要进行设置的属性值的组件。</param>
/// <param name="value">新值。</param>
public override void SetValue(object component, object value)
{
NetworkDeviceConnectionStringBuilder1 builder = component as NetworkDeviceConnectionStringBuilder1;
if (builder != null)
{
if ((typeof(string) == this.PropertyType) && string.Empty.Equals(value))
{
value = null;
}
builder[this.DisplayName] = value;
if (this.RefreshOnChange)
{
builder.ClearPropertyDescriptors();
}
}
}
/// <summary>
/// 当在派生类中被重写时，返回重置对象时是否更改其值。
/// </summary>
/// <param name="component">要测试重置功能的组件。</param>
/// <returns>如果重置组件更改其值，则为 true；否则为 false。</returns>
public override bool CanResetValue(object component)
{
NetworkDeviceConnectionStringBuilder1 builder = component as NetworkDeviceConnectionStringBuilder1;
return((builder != null) && builder.ShouldSerialize(this.DisplayName));
}
