/// <summary>
/// Return the patterns supported by PasswordBoxAutomationPeer
/// </summary>
/// <param name="patternInterface"></param>
/// <returns></returns>
override public object GetPattern(PatternInterface patternInterface)
{
object returnValue = null;
if (patternInterface == PatternInterface.Value)
{
returnValue = this;
}
else if (patternInterface == PatternInterface.Text)
{
if (_textPattern == null)
{
_textPattern = new TextAdaptor(this, ((PasswordBox)Owner).TextContainer);
}
returnValue = _textPattern;
}
else if (patternInterface == PatternInterface.Scroll)
{
PasswordBox owner = (PasswordBox)Owner;
if (owner.ScrollViewer != null)
{
returnValue = owner.ScrollViewer.CreateAutomationPeer();
((AutomationPeer)returnValue).EventsSource = this;
}
}
else
{
returnValue = base.GetPattern(patternInterface);
}
return returnValue;
}
///
override public object GetPattern(PatternInterface patternInterface)
{
object returnValue = null;
if(patternInterface == PatternInterface.Value)
returnValue = this;
if (patternInterface == PatternInterface.Text)
{
if(_textPattern == null)
_textPattern = new TextAdaptor(this, ((TextBoxBase)Owner).TextContainer);
return _textPattern;
}
if (patternInterface == PatternInterface.Scroll)
{
TextBox owner = (TextBox)Owner;
if (owner.ScrollViewer != null)
{
returnValue = owner.ScrollViewer.CreateAutomationPeer();
((AutomationPeer)returnValue).EventsSource = this;
}
}
if (patternInterface == PatternInterface.SynchronizedInput)
{
returnValue = base.GetPattern(patternInterface);
}
return returnValue;
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="owner">Owner of the AutomationPeer.</param>
public DocumentAutomationPeer(FrameworkContentElement owner)
: base(owner)
{
if (owner is IServiceProvider)
{
ITextContainer textContainer = ((IServiceProvider)owner).GetService(typeof(ITextContainer)) as ITextContainer;
if (textContainer != null)
{
_textPattern = new TextAdaptor(this, textContainer);
}
}
}
///
public TextBoxAutomationPeer(TextBox owner): base(owner)
{
_textPattern = new TextAdaptor(this, ((TextBoxBase)owner).TextContainer);
}
/// <summary>
/// Constructor
/// </summary>
internal TextRangeAdaptor(TextAdaptor textAdaptor, ITextPointer start, ITextPointer end, AutomationPeer textPeer)
{
Invariant.Assert(textAdaptor != null, "Invalid textAdaptor.");
Invariant.Assert(textPeer != null, "Invalid textPeer.");
Invariant.Assert(start != null && end != null, "Invalid range.");
Invariant.Assert(start.CompareTo(end) <= 0, "Invalid range, end < start.");
_textAdaptor = textAdaptor;
_start = start.CreatePointer();
_end = end.CreatePointer();
_textPeer = textPeer;
}
///
public RichTextBoxAutomationPeer(RichTextBox owner): base(owner)
{
_textPattern = new TextAdaptor(this, owner.TextContainer);
}
/// <summary>
/// <see cref="AutomationPeer.GetAutomationControlTypeCore"/>
/// </summary>
public override object GetPattern(PatternInterface patternInterface)
{
object returnValue = null;
if (patternInterface == PatternInterface.Text)
{
if (_textPattern == null)
{
if (Owner is IServiceProvider)
{
ITextContainer textContainer = ((IServiceProvider)Owner).GetService(typeof(ITextContainer)) as ITextContainer;
if (textContainer != null)
{
_textPattern = new TextAdaptor(this, textContainer);
}
}
}
returnValue = _textPattern;
}
else
{
returnValue = base.GetPattern(patternInterface);
}
return returnValue;
}
