/// <summary>
/// Inialize necessary properties and hook necessary events on TextBox,
/// then add it into tree.
/// </summary>
private void BuildTextBox(EditBox editBox)
{
this.mEditBox = editBox;
this.mCanvas = new Canvas();
this.mCanvas.Children.Add(this.mTextBox);
this.mVisualChildren.Add(this.mCanvas);
// Bind TextBox onto editBox control property Text
Binding binding = new Binding("Text");
binding.Source = editBox;
binding.Mode = BindingMode.TwoWay;
binding.UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged;
this.mTextBox.SetBinding(TextBox.TextProperty, binding);
// Bind Text onto AdornedElement property Text
binding = new Binding("Text");
binding.Source = this.AdornedElement;
binding.Mode = BindingMode.TwoWay;
binding.UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged;
this.mTextBox.SetBinding(TextBox.TextProperty, binding);
// try to get the text box focused when layout finishes.
this.mTextBox.LayoutUpdated += new EventHandler(this.OnTextBoxLayoutUpdated);
}
/// <summary>
/// Inialize the EditBoxAdorner.
///
/// +---> adorningElement (TextBox)
/// |
/// adornedElement (TextBlock)
/// </summary>
/// <param name="adornedElement"></param>
/// <param name="adorningElement"></param>
/// <param name="editBox"></param>
public EditBoxAdorner(UIElement adornedElement,
TextBox adorningElement,
EditBox editBox)
: base(adornedElement)
{
_TextBox = adorningElement;
Debug.Assert(_TextBox != null, "No TextBox!");
_VisualChildren = new VisualCollection(this);
this.BuildTextBox(editBox);
}
/// <summary>
/// Inialize necessary properties and hook necessary events on TextBox,
/// then add it into tree.
/// </summary>
private void BuildTextBox(EditBox editBox)
{
_EditBox = editBox;
_Canvas = new Canvas();
_Canvas.Children.Add(_TextBox);
_VisualChildren.Add(_Canvas);
// Bind TextBox onto editBox control property Text
Binding binding = new Binding("Text");
binding.Source = editBox;
binding.Mode = BindingMode.TwoWay;
binding.UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged;
_TextBox.SetBinding(TextBox.TextProperty, binding);
// Bind Text onto AdornedElement property Text
binding = new Binding("Text");
binding.Source = this.AdornedElement;
binding.Mode = BindingMode.TwoWay;
binding.UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged;
_TextBox.SetBinding(TextBox.TextProperty, binding);
}