FlowDocument.ContentStart Propiedad

Definición

Obtiene un objeto TextPointer que representa el inicio de contenido dentro de FlowDocument.Gets a TextPointer that represents the start of content within a FlowDocument.

public:
 property System::Windows::Documents::TextPointer ^ ContentStart { System::Windows::Documents::TextPointer ^ get(); };
public System.Windows.Documents.TextPointer ContentStart { get; }
member this.ContentStart : System.Windows.Documents.TextPointer
Public ReadOnly Property ContentStart As TextPointer

Valor de propiedad

Un objeto TextPointerContext que representa el inicio del contenido de FlowDocument.A TextPointerContext representing the start of the contents in the FlowDocument.

Ejemplos

En el ejemplo siguiente se usa la propiedad ContentStart para insertar contenido al principio de un FlowDocument.The following example uses the ContentStart property to insert content at the beginning of a FlowDocument.

// Create a new, empty FlowDocument.
FlowDocument flowDoc = new FlowDocument();

// Insert an initial paragraph at the beginning of the empty FlowDocument.
flowDoc.Blocks.Add(new Paragraph(new Run(
    "Since the new FlowDocument is empty at this point, this will be the initial content " +
    "in the FlowDocument."
)));
// Insert a line-break at the beginnign of the document, before the previously inserted paragraph.
flowDoc.Blocks.InsertBefore(flowDoc.Blocks.FirstBlock, new Paragraph(new LineBreak()));
// Insert another paragraph at the beginning of the document.
flowDoc.Blocks.InsertBefore(flowDoc.Blocks.FirstBlock, new Paragraph(new Run(
    "This paragraph will be inserted before the previously added paragraph, replacing the previously" +
    "added paragraph as the first paragraph in the document."
)));
    ' Create a new, empty FlowDocument.
Dim flowDocStart As New FlowDocument()

    ' Insert an initial paragraph at the beginning of the empty FlowDocument.
flowDocStart.Blocks.Add(New Paragraph(New Run("Since the new FlowDocument is empty at this point, this will be the initial content " & "in the FlowDocument.")))
    ' Insert a line-break at the beginnign of the document, before the previously inserted paragraph.
flowDocStart.Blocks.InsertBefore(flowDocStart.Blocks.FirstBlock, New Paragraph(New LineBreak()))
    ' Insert another paragraph at the beginning of the document.
flowDocStart.Blocks.InsertBefore(flowDocStart.Blocks.FirstBlock, New Paragraph(New Run("This paragraph will be inserted before the previously added paragraph, replacing the previously" & "added paragraph as the first paragraph in the document.")))

Comentarios

La propiedad ContentStart se usa a menudo para insertar contenido al principio de un FlowDocument.The ContentStart property is often used to insert content to the beginning of a FlowDocument.

El TextPointer devuelto por esta propiedad siempre tiene su LogicalDirection establecido en LogicalDirection.Backward.The TextPointer returned by this property always has its LogicalDirection set to LogicalDirection.Backward.

Se aplica a

Consulte también: