C#开发Windows UWP系列之对话框MessageDialog和ContentDialog

    private async void onButtonClick(object sender, RoutedEventArgs e)
    {
        var dialog = new MessageDialog("当前设置尚未保存，你确认要退出该页面吗?" ,"消息提示");

        dialog.Commands.Add(new UICommand("确定", cmd => { }, commandId: 0));
        dialog.Commands.Add(new UICommand("取消", cmd => { }, commandId: 1));

        //设置默认按钮，不设置的话默认的确认按钮是第一个按钮
        dialog.DefaultCommandIndex = 0;
        dialog.CancelCommandIndex = 1;

        //获取返回值
        var result = await dialog.ShowAsync();
    }

    private async void onButtonClick(object sender, RoutedEventArgs e)
    {
        var dialog = new ContentDialog()
        {
            Title = "消息提示",
            Content = "当前设置尚未保存，你确认要退出该页面吗?",
            PrimaryButtonText = "确定",
            SecondaryButtonText = "取消",
            FullSizeDesired = false,
        };

        dialog.PrimaryButtonClick += (_s, _e) => { };
        await dialog.ShowAsync();
    }

    <StackPanel>
        <TextBlock Text="当前设置尚未保存，你确认要退出该页面吗?" />
        <CheckBox Content="下次不再提示" />
    </StackPanel>