protected override void OnApplyTemplate()
{
base.OnApplyTemplate();
var contentElement = this.GetTemplateChild(TextBoxConstants.ContentElementPartName) as ContentControl;
if (contentElement != null)
{
_placeHolder = this.GetTemplateChild(TextBoxConstants.PlaceHolderPartName) as IFrameworkElement;
_textBoxView = contentElement.GetChildren().FirstOrDefault() as TextBoxView;
var button = this.GetTemplateChild(TextBoxConstants.DeleteButtonPartName) as Button;
if (button != null)
{
_deleteButton = new WeakReference <Button>(button);
}
if (_textBoxView == null)
{
_textBoxView = new TextBoxView()
.Binding("BindableText", new Data.Binding()
{
Path = "Text",
RelativeSource = RelativeSource.TemplatedParent,
Mode = BindingMode.TwoWay
});
contentElement.Content = _textBoxView;
}
SetupTextBoxView();
InitializeProperties();
}
}
private void UpdateTextBoxView()
{
if (_contentElement != null)
{
if (AcceptsReturn || TextWrapping != TextWrapping.NoWrap)
{
if (_textBoxView != null && _textBoxView.IsMultiline)
{
return;
}
_textBoxView = new TextBoxView(this, isMultiline: true);
_contentElement.Content = _textBoxView;
InitializeProperties();
}
else
{
if (_textBoxView != null && !_textBoxView.IsMultiline)
{
return;
}
_textBoxView = new TextBoxView(this, isMultiline: false);
_contentElement.Content = _textBoxView;
InitializeProperties();
}
}
}
protected override void OnApplyTemplate()
{
base.OnApplyTemplate();
// Ensures we don't keep a reference to a textBoxView that exists in a previous template
_textBoxView = null;
_placeHolder = this.GetTemplateChild(TextBoxConstants.PlaceHolderPartName) as IFrameworkElement;
_contentElement = this.GetTemplateChild(TextBoxConstants.ContentElementPartName) as ContentControl;
if (_contentElement is ScrollViewer scrollViewer)
{
// We disable scrolling because the inner TextBoxView provides its own scrolling
scrollViewer.HorizontalScrollMode = ScrollMode.Disabled;
scrollViewer.VerticalScrollMode = ScrollMode.Disabled;
scrollViewer.HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled;
scrollViewer.VerticalScrollBarVisibility = ScrollBarVisibility.Disabled;
}
if (this.GetTemplateChild(TextBoxConstants.DeleteButtonPartName) is Button button)
{
_deleteButton = new WeakReference <Button>(button);
}
UpdateTextBoxView();
InitializeProperties();
}
private void UpdateTextBoxView()
{
if (_contentElement != null)
{
if (_textBoxView is TextBoxView || _textBoxView is SecureTextBoxView)
{
return;
}
if (_isPassword)
{
_textBoxView = new SecureTextBoxView(this)
{
UsesSingleLineMode = true
};
_revealView = new TextBoxView(this)
{
UsesSingleLineMode = true
};
_isSecured = true;
}
else
{
_textBoxView = new TextBoxView(this)
{
UsesSingleLineMode = AcceptsReturn || TextWrapping != TextWrapping.NoWrap
};
}
_contentElement.Content = _textBoxView;
_textBoxView.SetTextNative(Text);
InitializeProperties();
}
}
private void UpdateTextBoxView()
{
if (_contentElement != null)
{
if (AcceptsReturn || TextWrapping != TextWrapping.NoWrap)
{
if (_textBoxView != null && _textBoxView.IsMultiline)
{
return;
}
_textBoxView = new TextBoxView(this, isMultiline: true)
.Binding("Text", new Data.Binding()
{
Path = "Text",
Source = this,
Mode = BindingMode.TwoWay
});
_contentElement.Content = _textBoxView;
InitializeProperties();
}
else
{
if (_textBoxView != null && !_textBoxView.IsMultiline)
{
return;
}
_textBoxView = new TextBoxView(this, isMultiline: false)
.Binding("Text", new Data.Binding()
{
Path = "Text",
Source = this,
Mode = BindingMode.TwoWay
});
_contentElement.Content = _textBoxView;
InitializeProperties();
}
}
}
private void UpdateTextBoxView()
{
if (_textBoxView == null && _contentElement != null)
{
_textBoxView = _contentElement.GetChildren().FirstOrDefault() as TextBoxView;
if (_textBoxView == null)
{
_textBoxView = new TextBoxView(this);
_contentElement.Content = _textBoxView;
_textBoxView.SetTextNative(Text);
_editableFactory = _editableFactory ?? new Factory(WeakReferencePool.RentSelfWeakReference(this));
_textBoxView.SetEditableFactory(_editableFactory);
}
SetupTextBoxView();
}
}
private void UpdateTextBoxView()
{
if (_textBoxView == null && _contentElement != null)
{
_textBoxView = _contentElement.GetChildren().FirstOrDefault() as TextBoxView;
if (_textBoxView == null)
{
_textBoxView = new TextBoxView()
.Binding("BindableText", new Data.Binding()
{
Path = "Text",
RelativeSource = RelativeSource.TemplatedParent,
Mode = BindingMode.TwoWay
});
_contentElement.Content = _textBoxView;
}
SetupTextBoxView();
}
}
private void UpdateTextBoxView()
{
if (_contentElement != null)
{
if (_textBoxView is TextBoxView || _textBoxView is SecureTextBoxView)
{
return;
}
if (_isPassword)
{
_textBoxView = new SecureTextBoxView(this)
{
UsesSingleLineMode = true, Alignment = TextAlignment.ToNativeTextAlignment()
};
_revealView = new TextBoxView(this)
{
UsesSingleLineMode = true, Alignment = TextAlignment.ToNativeTextAlignment()
};
_isSecured = true;
}
else
{
var textWrapping = TextWrapping;
var usesSingleLineMode = !(AcceptsReturn || textWrapping != TextWrapping.NoWrap);
_textBoxView = new TextBoxView(this)
{
UsesSingleLineMode = usesSingleLineMode,
LineBreakMode = textWrapping == TextWrapping.WrapWholeWords ? NSLineBreakMode.ByWordWrapping : NSLineBreakMode.CharWrapping,
Alignment = TextAlignment.ToNativeTextAlignment()
};
}
_contentElement.Content = _textBoxView;
_textBoxView.SetTextNative(Text);
InitializeProperties();
}
}
public TextBoxInputConnection(TextBoxView targetView, IInputConnection editableInputConnection) : base(targetView, fullEditor: true)
{
_textBoxView = targetView;
_editableInputConnection = editableInputConnection as BaseInputConnection;
}