在UI中,我应该有复选框和按钮。复选框的数量取决于API。当选中所有复选框时,必须启用按钮。
我有viewModels和模型如下所示。这是一个高层次的例子。等级是固定的。
class viewModel: ObservableObject {
@Published var cars : [Cars]
}
class Cars {
@Published var bmw : [Bmw]
}
class Bmw {
@Published var isSelected = false
var carName = ""
init() {
...
}
}
宝马的数量取决于API。我在Sw
如果会话ID用于Bing映射,则可以减少可计费事务。
详细信息在此链接上;
You must use the Bing Maps Key that you used to load the map control to request a session ID. This session ID is only valid for the map control session. For the web-based Bing Maps AJAX v7 and Silverlight controls, a session begins with the load of the map into