Items or OnQueryAsync callback methods",
"SelectsGenericTitle": "Generic",
"SelectsGenericIntro": "Data source Items supports generics when using SelectedItem<TValue>",
- "SelectsGenericDesc": "Please refer to Design Ideas to understand this feature. In this example, by selecting the drop-down box option, the value obtained is the Foo instance, and the value displayed in the text box on the right is the Address value of the Foo attribute
In this example, the ValueEqualityComparer and CustomKeyAttribute parameters are not set, and the [Key] tag of the Id attribute of Foo is used for equality judgment
Please refer to Design Ideas to understand this feature. In this example, by selecting the drop-down box option, the value obtained is the Foo instance, and the value displayed in the text box on the right is the Address value of the Foo attribute
In this example, IsEditable=\"true\" and TextConvertToValueCallback parameters are set. When a Foo that does not exist in the original data source is entered, a new Foo instance is added to the data source in the callback method
Items 或者 OnQueryAsync 回调方法提供数据",
"SelectsGenericTitle": "泛型支持",
"SelectsGenericIntro": "数据源 Items 使用 SelectedItem<TValue> 时即可支持泛型",
- "SelectsGenericDesc": "请参考 设计思路 理解此功能。本例中通过选择下拉框选项，得到的值为 Foo 实例，右侧文本框内显示值为 Foo 属性 Address 值
本例中未设置 ValueEqualityComparer 以及 CustomKeyAttribute 参数，使用 Foo 属性 Id 的 [Key] 标签进行相等判定
请参考 设计思路 理解此功能。本例中通过选择下拉框选项，得到的值为 Foo 实例，右侧文本框内显示值为 Foo 属性 Address 值
本例中设置 IsEditable=\"true\" 以及 TextConvertToValueCallback 参数，录入原数据源中不存在的 Foo 时，在 回调方法中添加新 Foo 实例到数据源中