/// <summary>
/// 异步地请求登录表单内容。
/// </summary>
/// <param name="form">需要登录的表单。</param>
public static Task <bool> RequestAsync(ILoginField form)
{
return(Core.EnsureOnMainThread(async() =>
{
var viewModel = new LoginViewModel(form);
viewModel.LoginCommand = new Command(viewModel.Login);
viewModel.Page = new LoginPage(viewModel);
await viewModel.Page.ShowAsync();
return form.IsLogin;
}));
}
/// <summary>
/// 对于表单请求登录。
/// </summary>
/// <param name="form">请求的表单。</param>
/// <returns>登录是否成功。</returns>
public static async Task <bool> RequestLogin(this ILoginField form)
{
if (form.AutoLogin && !form.IsLogin)
{
await form.Login();
}
if (!form.IsLogin)
{
await LoginViewModel.RequestAsync(form);
}
return(form.IsLogin);
}
/// <summary>
/// 创建登录视图模型，并绑定参数。
/// </summary>
/// <param name="form"></param>
private LoginViewModel(ILoginField form)
{
Form = form;
Title = "登录" + form.FormName;
}