private void ProcessMove(DragDeltaEventArgs e)
{
AdornerLayer layer = AdornerLayer.GetAdornerLayer(Target);
UIElementAdorner <Control> adorner = layer.GetAdorners(Target).OfType <UIElementAdorner <Control> >().First();
adorner.SetOffsets(adorner.OffsetLeft + e.HorizontalChange, adorner.OffsetTop + e.VerticalChange);
}
private void RemoveOverlayContent()
{
if (m_adorner != null)
{
AdornerLayer parentAdorner = AdornerLayer.GetAdornerLayer(this);
parentAdorner.Remove(m_adorner);
m_adorner.Remove();
m_adorner = null;
}
}
private void AddOverlayContent()
{
if (OverlayContent != null)
{
m_adorner = new UIElementAdorner(this, OverlayContent);
m_adorner.Add();
AdornerLayer parentAdorner = AdornerLayer.GetAdornerLayer(this);
parentAdorner.Add(m_adorner);
}
}
private void AddOverlayContent()
{
if (OverlayContent != null)
{
m_adorner = new UIElementAdorner(this, OverlayContent);
m_adorner.Add();
AdornerLayer parentAdorner = AdornerLayer.GetAdornerLayer(this);
parentAdorner.Add(m_adorner);
}
}
/// <summary>
/// Attaches a FormatBar to a RichtextBox
/// </summary>
/// <param name="richTextBox">The RichtextBox to attach to.</param>
/// <param name="formatBar">The Formatbar to attach.</param>
private void AttachFormatBarToRichtextBox(global::System.Windows.Controls.RichTextBox richTextBox, IRichTextBoxFormatBar formatBar)
{
_richTextBox = richTextBox;
//we cannot use the PreviewMouseLeftButtonUp event because of selection bugs.
//we cannot use the MouseLeftButtonUp event because it is handled by the RichTextBox and does not bubble up to here, so we must
//add a hander to the MouseUpEvent using the Addhandler syntax, and specify to listen for handled events too.
_richTextBox.AddHandler(Mouse.MouseUpEvent, new MouseButtonEventHandler(RichTextBox_MouseButtonUp), true);
_richTextBox.TextChanged += RichTextBox_TextChanged;
_adorner = new UIElementAdorner <Control>(_richTextBox);
formatBar.Target = _richTextBox;
_toolbar = formatBar;
}
/// <summary>
/// Initializes a new instance of SmartTextBox.
/// </summary>
public SmartTextBox()
{
// Make sure that spellchecking is active for this TextBox.
SpellCheck.SetIsEnabled(this, true);
// Initialize the ListBox which displays suggestions.
this.suggestionList = new ListBox();
ScrollViewer.SetVerticalScrollBarVisibility(this.suggestionList, ScrollBarVisibility.Hidden);
this.suggestionList.IsKeyboardFocusWithinChanged += suggestionList_IsKeyboardFocusWithinChanged;
this.suggestionList.ItemContainerGenerator.StatusChanged += suggestionList_ItemContainerGenerator_StatusChanged;
this.suggestionList.MouseDoubleClick += suggestionList_MouseDoubleClick;
this.suggestionList.PreviewKeyDown += suggestionList_PreviewKeyDown;
// Initialize the adorner which shows the Listbox.
this.adorner = new UIElementAdorner(this, this.suggestionList);
}
/// <summary>
/// 显示装饰器
/// </summary>
/// <param name="viewItem"></param>
private void AddAdorner(TreeViewItem viewItem)
{
if (_tempAdornerDic.ContainsKey(viewItem))
{
_tempAdornerDic[viewItem].ShowAdorner();
}
else
{
var ele = Util.Util.GetChildObject <ContentPresenter>(viewItem, "PART_Header");
AdornerLayer adornerLayer = AdornerLayer.GetAdornerLayer(ele);
if (adornerLayer != null)
{
var adorner = new UIElementAdorner(ele);
adornerLayer.Add(adorner);
_tempAdornerDic.Add(viewItem, adorner);
}
}
}
internal void CreateAdorner(string content, double width)
{
if (appointmentAdorner == null && ReferenceElement != null)
{
currentAdornerWidth = width;
adornerViewModel = new AppointmentViewDragAdornerViewModel(content);
var adornerView = new AppointmentViewDragAdorner
{
DataContext = adornerViewModel,
Height = 30,
Width = width
};
appointmentAdorner = new UIElementAdorner(ReferenceElement,
adornerView,
AdornerLayer.GetAdornerLayer(ReferenceElement));
}
}
/// <summary>
/// Attaches a FormatBar to a RichtextBox
/// </summary>
/// <param name="richTextBox">The RichtextBox to attach to.</param>
/// <param name="formatBar">The Formatbar to attach.</param>
private void AttachFormatBarToRichtextBox( global::System.Windows.Controls.RichTextBox richTextBox, IRichTextBoxFormatBar formatBar )
{
_richTextBox = richTextBox;
_richTextBox.PreviewMouseMove += RichTextBox_PreviewMouseMove;
//we cannot use the PreviewMouseLeftButtonUp event because of selection bugs.
//we cannot use the MouseLeftButtonUp event because it is handled by the RichTextBox and does not bubble up to here, so we must
//add a hander to the MouseUpEvent using the Addhandler syntax, and specify to listen for handled events too.
_richTextBox.AddHandler( Mouse.MouseUpEvent, new MouseButtonEventHandler( RichTextBox_MouseButtonUp ), true );
_richTextBox.TextChanged += RichTextBox_TextChanged;
_adorner = new UIElementAdorner<Control>( _richTextBox );
formatBar.Target = _richTextBox;
_toolbar = formatBar;
}
internal void DisposeAdorner()
{
appointmentAdorner?.Destroy();
appointmentAdorner = null;
}
private void RemoveOverlayContent()
{
if (m_adorner != null)
{
AdornerLayer parentAdorner = AdornerLayer.GetAdornerLayer(this);
parentAdorner.Remove(m_adorner);
m_adorner.Remove();
m_adorner = null;
}
}
