ContextNode.Type (Propiedad)
Actualización: noviembre 2007
Obtiene el tipo de nodo de contexto de este objeto ContextNode.
Espacio de nombres: System.Windows.Ink
Ensamblado: IAWinFX (en IAWinFX.dll)
Sintaxis
'Declaración
Public ReadOnly Property Type As Guid
'Uso
Dim instance As ContextNode
Dim value As Guid
value = instance.Type
public Guid Type { get; }
public:
property Guid Type {
Guid get ();
}
/** @property */
public Guid get_Type()
public function get Type () : Guid
Valor de propiedad
Tipo: System.Guid
Tipo de nodo de contexto de este objeto ContextNode.
Ejemplos
En el ejemplo siguiente, se muestra cómo se utiliza la propiedad Type de un objeto ContextNode denominado selectedNode. El texto de un objeto TextBox, selectedResultsTextBox, se llena de manera diferente dependiendo del tipo de nodo. En la mayoría de los casos, se utiliza la cadena reconocida, pero para InkWord, se utiliza la cadena reconocida de la línea, y la palabra se selecciona en TextBox.
If selectedNode.Type = ContextNodeType.WritingRegion Then
Dim writingRegion As WritingRegionNode = CType(selectedNode, WritingRegionNode)
selectedResultsTextBox.Text = writingRegion.GetRecognizedString()
ElseIf selectedNode.Type = ContextNodeType.Paragraph Then
Dim paragraph As ParagraphNode = CType(selectedNode, ParagraphNode)
selectedResultsTextBox.Text = paragraph.GetRecognizedString()
ElseIf selectedNode.Type = ContextNodeType.Line Then
Dim line As LineNode = CType(selectedNode, LineNode)
selectedResultsTextBox.Text = line.GetRecognizedString()
ElseIf selectedNode.Type = ContextNodeType.InkWord Then
Dim inkWord As InkWordNode = CType(selectedNode, InkWordNode)
Dim parentNode As ContextNode = inkWord.ParentNode
If TypeOf parentNode Is LineNode Then
Dim parentLine As LineNode = CType(parentNode, LineNode)
' Put parent line's recognized string into the text box
selectedResultsTextBox.Text = parentLine.GetRecognizedString()
' Select the text that corresponds to the ink word
Dim subNodes As New ContextNodeCollection(theInkAnalyzer)
subNodes.Add(inkWord)
Dim start As Integer
Dim length As Integer
parentLine.GetTextRangeFromNodes(subNodes, start, length)
If start >= 0 AndAlso length > 0 Then
selectedResultsTextBox.Select(start, length)
End If
End If
ElseIf selectedNode.Type = ContextNodeType.InkDrawing Then
Dim drawingNode As InkDrawingNode = CType(selectedNode, InkDrawingNode)
selectedResultsTextBox.Text = drawingNode.GetShapeName()
ElseIf selectedNode.Type = ContextNodeType.InkBullet Then
Dim bulletNode As InkBulletNode = CType(selectedNode, InkBulletNode)
selectedResultsTextBox.Text = bulletNode.GetRecognizedString()
ElseIf selectedNode.Type = ContextNodeType.CustomRecognizer Then
Dim customRecognizer As CustomRecognizerNode = CType(selectedNode, CustomRecognizerNode)
selectedResultsTextBox.Text = customRecognizer.GetRecognizedString()
ElseIf selectedNode.Type = ContextNodeType.Object Then
Dim selectedObject As ObjectNode = CType(selectedNode, ObjectNode)
selectedResultsTextBox.Text = selectedObject.GetRecognizedString()
Else
selectedResultsTextBox.Text = ""
End If
if (selectedNode.Type == ContextNodeType.WritingRegion)
{
WritingRegionNode writingRegion = (WritingRegionNode)selectedNode;
selectedResultsTextBox.Text = writingRegion.GetRecognizedString();
}
else if (selectedNode.Type == ContextNodeType.Paragraph)
{
ParagraphNode paragraph = (ParagraphNode)selectedNode;
selectedResultsTextBox.Text = paragraph.GetRecognizedString();
}
else if (selectedNode.Type == ContextNodeType.Line)
{
LineNode line = (LineNode)selectedNode;
selectedResultsTextBox.Text = line.GetRecognizedString();
}
else if (selectedNode.Type == ContextNodeType.InkWord)
{
InkWordNode inkWord = (InkWordNode)selectedNode;
ContextNode parentNode = inkWord.ParentNode;
if (parentNode is LineNode)
{
LineNode parentLine = (LineNode)parentNode;
// Put parent line's recognized string into the text box
selectedResultsTextBox.Text = parentLine.GetRecognizedString();
// Select the text that corresponds to the ink word
ContextNodeCollection subNodes = new ContextNodeCollection(theInkAnalyzer);
subNodes.Add(inkWord);
int start;
int length;
parentLine.GetTextRangeFromNodes(subNodes, out start, out length);
if (start >= 0 && length > 0)
{
selectedResultsTextBox.Select(start, length);
}
}
}
else if (selectedNode.Type == ContextNodeType.InkDrawing)
{
InkDrawingNode drawingNode = (InkDrawingNode)selectedNode;
selectedResultsTextBox.Text = drawingNode.GetShapeName();
}
else if (selectedNode.Type == ContextNodeType.InkBullet)
{
InkBulletNode bulletNode = (InkBulletNode)selectedNode;
selectedResultsTextBox.Text = bulletNode.GetRecognizedString();
}
else if (selectedNode.Type == ContextNodeType.CustomRecognizer)
{
CustomRecognizerNode customRecognizer = (CustomRecognizerNode)selectedNode;
selectedResultsTextBox.Text = customRecognizer.GetRecognizedString();
}
else if (selectedNode.Type == ContextNodeType.Object)
{
ObjectNode selectedObject = (ObjectNode)selectedNode;
selectedResultsTextBox.Text = selectedObject.GetRecognizedString();
}
else
{
selectedResultsTextBox.Text = "";
}
Plataformas
Windows Vista
.NET Framework y .NET Compact Framework no admiten todas las versiones de cada plataforma. Para obtener una lista de las versiones compatibles, vea Requisitos de sistema de .NET Framework.
Información de versión
.NET Framework
Compatible con: 3.0
Vea también
Referencia
System.Windows.Ink (Espacio de nombres)
System.Windows.Ink.ContextNodeType
InkAnalyzerFindNodesOfType(Guid, array<Int32[])