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ControlExtensions.AddRichTextBox Method (ControlCollection, Single, Single, Single, Single, String)

Adds a new RichTextBox control to the document in the specified size and location.

Namespace:  Microsoft.Office.Tools.Word
Assembly:  Microsoft.Office.Tools.Word.v4.0.Utilities (in Microsoft.Office.Tools.Word.v4.0.Utilities.dll)

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function AddRichTextBox ( _
    controls As ControlCollection, _
    left As Single, _
    top As Single, _
    width As Single, _
    height As Single, _
    name As String _
) As RichTextBox
public static RichTextBox AddRichTextBox(
    this ControlCollection controls,
    float left,
    float top,
    float width,
    float height,
    string name
)

Parameters

  • left
    Type: System.Single
    The distance in points between the left edge of the control and the left edge of the document.
  • top
    Type: System.Single
    The distance in points between the top edge of the control and the top edge of the document.
  • height
    Type: System.Single
    The height of the control in points.

Return Value

Type: Microsoft.Office.Tools.Word.Controls.RichTextBox
The control that was added to the document.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type ControlCollection. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

Exceptions

Exception Condition
ArgumentNullException

The name argument is nulla null reference (Nothing in Visual Basic) or has zero length.

ControlNameAlreadyExistsException

A control with the same name is already in the ControlCollection instance.

Remarks

This method enables you to add RichTextBox objects to the end of the ControlCollection.

To remove a RichTextBox that was added programmatically, use the Remove method.

Examples

The following code example adds a RichTextBox control to the start of the document, assigns text to the control, and then formats the text. To use this example, run it from the ThisDocument class in a document-level project.

Private Sub WordAddRichTextBox()
    Me.Paragraphs(1).Range.InsertParagraphBefore()
    Dim RichTextBox1 As Microsoft.Office.Tools.Word.Controls. _
        RichTextBox = Me.Controls.AddRichTextBox(0, 0, 75, 15, _
        "RichTextBox1")
    RichTextBox1.Text = "Sample text"
    RichTextBox1.Select(0, 6)
    RichTextBox1.SelectionFont = New Font("Times New Roman", _
        10, FontStyle.Bold)
End Sub 
private void WordAddRichTextBox()
{
    this.Paragraphs[1].Range.InsertParagraphBefore();
    Microsoft.Office.Tools.Word.Controls.RichTextBox
         richTextBox1 = this.Controls.AddRichTextBox(
        0, 0, 75, 15, "richTextBox1");
    richTextBox1.Text = "Sample text";
    richTextBox1.Select(0, 6);
    richTextBox1.SelectionFont = new Font("Times New Roman",
        10, FontStyle.Bold);
}

.NET Framework Security

See Also

Reference

ControlExtensions Class

AddRichTextBox Overload

Microsoft.Office.Tools.Word Namespace