private InputTypes GetInputType(DialogInputType type)
{
switch (type)
{
case DialogInputType.Email:
return(InputTypes.TextVariationEmailAddress);
default:
return(InputTypes.TextVariationNormal);
}
}
public PurchaseDialog(DialogInputType type, ObservableCollection <StoreProduct> options)
{
if (options == null || options.Count < 3)
{
throw new ArgumentNullException("options must contain at least 3 StoreProduct items.");
}
InitializeComponent();
DataContext = this;
_type = type;
Options = options;
}
/// <summary>
/// ShowMessage
/// </summary>
/// <returns></returns>
public async Task <string> ShowInputDialog(string title, string hint = null, string messageInput = null,
// ReSharper disable once MethodOverloadWithOptionalParameter
DialogInputType type = DialogInputType.None, bool isEmpty = false)
{
var tcs = new TaskCompletionSource <string>();
CrossCurrentActivity.Current.Activity.RunOnUiThread(() =>
{
var builder = new AlertDialog.Builder(CrossCurrentActivity.Current.Activity);
var input = new EditText(CrossCurrentActivity.Current.Activity);
var lp = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MatchParent,
ViewGroup.LayoutParams.MatchParent);
lp.SetMargins((int)ConvertScreenValue.ConvertDpToPixel(20, CrossCurrentActivity.Current.Activity), 0,
(int)ConvertScreenValue.ConvertDpToPixel(20, CrossCurrentActivity.Current.Activity), 0);
input.LayoutParameters = lp;
input.SetMaxLines(1);
input.SetSingleLine(true);
input.SetFilters(new IInputFilter[] { new InputFilterLengthFilter(25) });
input.Text = string.IsNullOrEmpty(messageInput) || isEmpty ? string.Empty : messageInput;
input.Hint = string.IsNullOrEmpty(messageInput) && !string.IsNullOrEmpty(hint) ? hint : string.Empty;
input.InputType = GetInputType(type);
var view = new LinearLayout(CrossCurrentActivity.Current.Activity);
var lpView = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MatchParent,
ViewGroup.LayoutParams.MatchParent);
view.LayoutParameters = lpView;
view.AddView(input);
view.Touch += (sender, args) => KeyboardManager.HideKeyboard(CrossCurrentActivity.Current.Activity, view);
view.Click += (sender, args) => KeyboardManager.HideKeyboard(CrossCurrentActivity.Current.Activity, view);
var dlg = new Dialog(CrossCurrentActivity.Current.Activity);
var dlg1 = dlg;
builder.SetTitle(title)
.SetView(view)
.SetPositiveButton("OK", (s, args) =>
{
KeyboardManager.HideKeyboard(CrossCurrentActivity.Current.Activity, view);
tcs.TrySetResult(input.Text);
dlg1.Dismiss();
})
.SetNegativeButton("Cancel", (s, args) =>
{
KeyboardManager.HideKeyboard(CrossCurrentActivity.Current.Activity, view);
tcs.TrySetResult(null);
dlg1.Dismiss();
});
dlg = builder.Create();
dlg.Show();
});
return(await tcs.Task);
}
private Visibility ConvertDialogTypeToVisibility(DialogInputType type)
{
return((_type == type) ? Visibility.Visible : Visibility.Collapsed);
}
public async Task <string> ShowInputDialog(string title, string hint = null, string messageInput = null,
DialogInputType type = DialogInputType.None, bool isEmpty = false)
{
return(await ShowInputDialog(title, hint, messageInput, isEmpty));
}
