public CompactOverlay_HomePage()
{
ViewModel = new CompactOverlay_HomePageViewModel();
this.InitializeComponent();
Current = this;
DataContext = ViewModel;
#region 标题栏设置 Title Bar Setting
CoreApplication.GetCurrentView().TitleBar.ExtendViewIntoTitleBar = true; //扩展标题栏
Window.Current.SetTitleBar(TitleBar); //设置某个容器空间（我一般就用的Grid）为标题栏，即可拖拽来位移窗体
//注意：该控件必须要有颜色，哪怕是Transparent透明也行。如果不设置background，它就是空的没法进行拖拽。
var view = ApplicationView.GetForCurrentView(); //来进行以下一系列设置标题栏组件颜色的操作
view.TitleBar.ButtonBackgroundColor = Color.FromArgb(0, 0, 0, 0);
view.TitleBar.ButtonForegroundColor = Colors.White;
view.TitleBar.ButtonHoverBackgroundColor = Color.FromArgb(38, 0, 0, 0);
view.TitleBar.ButtonHoverForegroundColor = Colors.White;
view.TitleBar.ButtonPressedBackgroundColor = Color.FromArgb(70, 0, 0, 0);
view.TitleBar.ButtonPressedForegroundColor = Colors.White;
view.TitleBar.ButtonInactiveBackgroundColor = Color.FromArgb(0, 0, 0, 0);
view.TitleBar.ButtonInactiveForegroundColor = Colors.Gray;
#endregion
var changed =
Observable.FromEventPattern <TypedEventHandler <AutoSuggestBox, AutoSuggestBoxTextChangedEventArgs>, AutoSuggestBox, AutoSuggestBoxTextChangedEventArgs>(
handler => AutoSuggestBox.TextChanged += handler,
handler => AutoSuggestBox.TextChanged -= handler);
var input = changed
.DistinctUntilChanged(temp => temp.Sender.Text)
.Throttle(TimeSpan.FromMilliseconds(200));
var userInput = input
.ObserveOnDispatcher()
.Where(temp => temp.EventArgs.Reason == AutoSuggestionBoxTextChangeReason.UserInput)
//.Where(temp => !string.IsNullOrEmpty(temp.Sender.Text))
.Select(async temp => await ViewModel.UpdateSuggestionListAsync(temp.Sender.Text));
var notUserInput = input
.ObserveOnDispatcher()
.Where(temp => temp.EventArgs.Reason == AutoSuggestionBoxTextChangeReason.ProgrammaticChange)
.Select(temp => Task.FromResult <List <WordSuggestionViewModel> >(null));;
var merge = Observable
.Merge(notUserInput, userInput);
merge
.ObserveOnDispatcher()
.Subscribe(async suggestions =>
{
AutoSuggestBox.ItemsSource = await suggestions;
});
}
private void NotificationBarClose_Completed(object sender, object e)
{
CompactOverlay_HomePage.Remove_Notification(this);
}
