// Determine whether the given point is within the RenderScope but not covered by chrome,
// scroll bars, etc.
//
// Note that the passed point must be relative to the UiScope.
private static bool IsPointWithinRenderScope(TextEditor textEditor, Point point)
{
DependencyObject textContainerOwner = textEditor.TextContainer.Parent;
UIElement renderScope = textEditor.TextView.RenderScope;
CaretElement caretElement = textEditor.Selection.CaretElement;
HitTestResult hitTestResult = VisualTreeHelper.HitTest(textEditor.UiScope, point);
if (hitTestResult != null)
{
bool check = false;
if (hitTestResult.VisualHit is Visual)
{
check = ((Visual)hitTestResult.VisualHit).IsDescendantOf(renderScope);
}
if (hitTestResult.VisualHit is Visual3D)
{
check = ((Visual3D)hitTestResult.VisualHit).IsDescendantOf(renderScope);
}
if (hitTestResult.VisualHit == renderScope ||
check ||
hitTestResult.VisualHit == caretElement)
{
return(true);
}
}
DependencyObject hitElement = textEditor.UiScope.InputHitTest(point) as DependencyObject;
while (hitElement != null)
{
if (hitElement == textContainerOwner ||
hitElement == renderScope ||
hitElement == caretElement)
{
return(true);
}
if (hitElement is FrameworkElement && ((FrameworkElement)hitElement).TemplatedParent == textEditor.UiScope)
{
// The element belongs to control's chrome
hitElement = null;
}
else if (hitElement is Visual)
{
hitElement = VisualTreeHelper.GetParent(hitElement);
}
else if (hitElement is FrameworkContentElement)
{
hitElement = ((FrameworkContentElement)hitElement).Parent;
}
else
{
hitElement = null;
}
}
return(false);
}
// Token: 0x0600388A RID: 14474 RVA: 0x000FDBF0 File Offset: 0x000FBDF0
private static bool IsPointWithinRenderScope(TextEditor textEditor, Point point)
{
DependencyObject parent = textEditor.TextContainer.Parent;
UIElement renderScope = textEditor.TextView.RenderScope;
CaretElement caretElement = textEditor.Selection.CaretElement;
HitTestResult hitTestResult = VisualTreeHelper.HitTest(textEditor.UiScope, point);
if (hitTestResult != null)
{
bool flag = false;
if (hitTestResult.VisualHit is Visual)
{
flag = ((Visual)hitTestResult.VisualHit).IsDescendantOf(renderScope);
}
if (hitTestResult.VisualHit is Visual3D)
{
flag = ((Visual3D)hitTestResult.VisualHit).IsDescendantOf(renderScope);
}
if (hitTestResult.VisualHit == renderScope || flag || hitTestResult.VisualHit == caretElement)
{
return(true);
}
}
DependencyObject dependencyObject = textEditor.UiScope.InputHitTest(point) as DependencyObject;
while (dependencyObject != null)
{
if (dependencyObject == parent || dependencyObject == renderScope || dependencyObject == caretElement)
{
return(true);
}
if (dependencyObject is FrameworkElement && ((FrameworkElement)dependencyObject).TemplatedParent == textEditor.UiScope)
{
dependencyObject = null;
}
else if (dependencyObject is Visual)
{
dependencyObject = VisualTreeHelper.GetParent(dependencyObject);
}
else if (dependencyObject is FrameworkContentElement)
{
dependencyObject = ((FrameworkContentElement)dependencyObject).Parent;
}
else
{
dependencyObject = null;
}
}
return(false);
}
// Creates DropCaret
internal void TargetEnsureDropCaret()
{
if (_caretDragDrop == null)
{
//
// Add the caret.
// Create caret to show it during the dragging operation.
_caretDragDrop = new CaretElement(_textEditor, /*isBlinkEnabled:*/ false);
// Initialize the caret.
//
_caretDragDrop.Hide();
}
}
// Creates DropCaret
internal void TargetEnsureDropCaret()
{
if (_caretDragDrop == null)
{
// We never delete drop caret, never detach it from view. Not a big deal, but not clear...
// Add the caret.
// Create caret to show it during the dragging operation.
_caretDragDrop = new CaretElement(_textEditor, /*isBlinkEnabled:*/ false);
// Initialize the caret.
// (psarrett) Understand why this call is so important for AdornerLayer.
_caretDragDrop.Hide();
}
}
// Token: 0x06002B1E RID: 11038 RVA: 0x000C4BC0 File Offset: 0x000C2DC0
internal void UpdateSelection()
{
Geometry selectionGeometry = this._selectionGeometry;
this._selectionGeometry = null;
if (!this._textEditor.Selection.IsEmpty)
{
this.EnsureAttachedToView();
List <TextSegment> textSegments = this._textEditor.Selection.TextSegments;
for (int i = 0; i < textSegments.Count; i++)
{
TextSegment textSegment = textSegments[i];
Geometry tightBoundingGeometryFromTextPositions = this._textEditor.Selection.TextView.GetTightBoundingGeometryFromTextPositions(textSegment.Start, textSegment.End);
CaretElement.AddGeometry(ref this._selectionGeometry, tightBoundingGeometryFromTextPositions);
}
}
if (this._selectionGeometry != selectionGeometry)
{
this.RefreshCaret(this._italic);
}
}
private CaretElement EnsureCaret(bool isBlinkEnabled, bool isSelectionActive, CaretScrollMethod scrollMethod)
{
TextEditorThreadLocalStore threadLocalStore = TextEditor._ThreadLocalStore;
if (_caretElement == null)
{
// Create new caret
_caretElement = new CaretElement(_textEditor, isBlinkEnabled);
_caretElement.IsSelectionActive = isSelectionActive;
// Check the current input language to draw the BiDi caret in case of BiDi language
// like as Arabic or Hebrew input language.
//
if (IsBidiInputLanguage(InputLanguageManager.Current.CurrentInputLanguage))
{
TextEditor._ThreadLocalStore.Bidi = true;
}
else
{
TextEditor._ThreadLocalStore.Bidi = false;
}
}
else
{
// Please note that it is important to set the IsSelectionActive property before
// calling SetBlinking. This is because SetBlinking calls Win32CreateCaret &
// Win32DestroyCaret both of which meaningfully use this flag.
_caretElement.IsSelectionActive = isSelectionActive;
_caretElement.SetBlinking(isBlinkEnabled);
}
UpdateCaretState(scrollMethod);
return _caretElement;
}
// Creates DropCaret
internal void TargetEnsureDropCaret()
{
if (_caretDragDrop == null)
{
//
// Add the caret.
// Create caret to show it during the dragging operation.
_caretDragDrop = new CaretElement(_textEditor, /*isBlinkEnabled:*/false);
// Initialize the caret.
//
_caretDragDrop.Hide();
}
}
// Token: 0x06002B2E RID: 11054 RVA: 0x000C510E File Offset: 0x000C330E
private FrameworkElement GetOwnerElement()
{
return(CaretElement.GetOwnerElement(this._textEditor.UiScope));
}
private CaretElement EnsureCaret(bool isBlinkEnabled, CaretScrollMethod scrollMethod)
{
TextEditorThreadLocalStore threadLocalStore = TextEditor._ThreadLocalStore;
if (_caretElement == null)
{
// Create new caret
_caretElement = new CaretElement(_textEditor, isBlinkEnabled);
// Check the current input language to draw the BiDi caret in case of BiDi language
// like as Arabic or Hebrew input language.
//
if (IsBidiInputLanguage(InputLanguageManager.Current.CurrentInputLanguage))
{
TextEditor._ThreadLocalStore.Bidi = true;
}
else
{
TextEditor._ThreadLocalStore.Bidi = false;
}
}
else
{
_caretElement.SetBlinking(isBlinkEnabled);
}
UpdateCaretState(scrollMethod);
return _caretElement;
}
