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using System.Drawing;
using MonoTouch.Foundation;
using MonoTouch.UIKit;
namespace Microsoft.Xna.Framework.GamerServices
{
public class TextFieldAlertView : UIAlertView
{
private UITextField _tf = null;
private bool _secureTextEntry;
private string _initEditValue;
private string _placeHolderValue;
public TextFieldAlertView() : this(false) {}
public TextFieldAlertView(bool secureTextEntry, string title, string message, UIAlertViewDelegate alertViewDelegate, string cancelBtnTitle, params string[] otherButtons)
: base(title, message, alertViewDelegate, cancelBtnTitle, otherButtons)
{
InitializeControl(secureTextEntry);
}
public TextFieldAlertView(bool secureTextEntry)
{
InitializeControl(secureTextEntry);
}
public TextFieldAlertView(bool secureTextEntry, string initEditValue, string placeHolderValue )
{
InitializeControl(secureTextEntry);
_initEditValue = initEditValue;
_placeHolderValue = placeHolderValue;
}
private void InitializeControl(bool secureTextEntry)
{
_secureTextEntry = secureTextEntry;
this.AddButton("Cancel");
this.AddButton("Ok");
// build out the text field
_tf = ComposeTextFieldControl(_secureTextEntry);
// add the text field to the alert view
this.AddSubview(_tf);
}
public string EnteredText
{
get
{
return _tf.Text;
}
}
public override void LayoutSubviews ()
{
// layout the stock UIAlertView control
base.LayoutSubviews ();
// We can only force it to become a First Responder after it has been added to the MainView.
_tf.BecomeFirstResponder();
}
private UITextField ComposeTextFieldControl(bool secureTextEntry)
{
UITextField textField = new UITextField (new System.Drawing.RectangleF(12f, 45f, 260f, 25f));
textField.BackgroundColor = UIColor.White;
textField.UserInteractionEnabled = true;
textField.AutocorrectionType = UITextAutocorrectionType.No;
textField.AutocapitalizationType = UITextAutocapitalizationType.None;
textField.ReturnKeyType = UIReturnKeyType.Done;
textField.SecureTextEntry = secureTextEntry;
textField.Text = _initEditValue;
textField.Placeholder = _placeHolderValue;
textField.BecomeFirstResponder();
return textField;
}
public override void Show ()
{
base.Show ();
// shift the contents of the alert view around to accomodate the extra text field
this.AdjustControlSize();
}
private void AdjustControlSize()
{
float tfExtH = _tf.Frame.Size.Height + 16.0f;
RectangleF frame = new RectangleF(this.Frame.X,
this.Frame.Y - tfExtH/2,
this.Frame.Size.Width,
this.Frame.Size.Height + tfExtH);
this.Frame = frame;
foreach(var view in this.Subviews)
{
if(view is UIControl)
{
view.Frame = new RectangleF(view.Frame.X,
view.Frame.Y + tfExtH,
view.Frame.Size.Width,
view.Frame.Size.Height);
}
}
}
}
}
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