通过

TextDocument.StartPoint Property

  • Reference

Definition

Namespace:
EnvDTE
Assembly:
EnvDTE.dll
Assembly:
Microsoft.VisualStudio.Interop.dll
Package:
Microsoft.VisualStudio.Interop v17.14.40260

Gets the TextPoint object representing the beginning of the text document, or the first displayed character of the pane.

public:
 property EnvDTE::TextPoint ^ StartPoint { EnvDTE::TextPoint ^ get(); };
public:
 property EnvDTE::TextPoint ^ StartPoint { EnvDTE::TextPoint ^ get(); };
[System.Runtime.InteropServices.DispId(132)]
public EnvDTE.TextPoint StartPoint { [System.Runtime.InteropServices.DispId(132)] get; }
[<System.Runtime.InteropServices.DispId(132)>]
[<get: System.Runtime.InteropServices.DispId(132)>]
member this.StartPoint : EnvDTE.TextPoint
Public ReadOnly Property StartPoint As TextPoint

Property Value

TextPoint

A TextPoint object.

Attributes
DispIdAttribute

Examples

Sub StartPointExample(ByVal dte As DTE2)  

    ' Create a new text file.  
    dte.ItemOperations.NewFile()  
    Dim txtDoc As TextDocument = _  
        CType(dte.ActiveDocument.Object(), TextDocument)  

    ' Create an edit point at the empty text document's StartPoint   
    ' and EndPoint; CompareEditPoints displays "point1 and point2  
    ' occupy the same ___location."  
    Dim point1 As EditPoint = txtDoc.StartPoint.CreateEditPoint()  
    Dim point2 As EditPoint = txtDoc.EndPoint.CreateEditPoint()  
    CompareEditPoints(point1, point2)  

    ' Insert ten lines of text.  
    Dim i As Integer  
    For i = 1 To 10  
        point1.Insert("Line " & i.ToString() & vbCrLf)  
    Next  

    ' Create an edit point at the text document's StartPoint and   
    ' EndPoint; CompareEditPoints displays "point1 comes before  
    ' point2."  
    point1 = txtDoc.StartPoint.CreateEditPoint()  
    point2 = txtDoc.EndPoint.CreateEditPoint()  
    CompareEditPoints(point1, point2)  

End Sub  

Sub CompareEditPoints(ByVal point1 As EditPoint, _  
    ByVal point2 As EditPoint)  

    If point1.LessThan(point2) Then  
        MsgBox("point1 comes before point2.")  
    ElseIf point1.GreaterThan(point2) Then  
        MsgBox("point2 comes before point1.")  
    ElseIf (point1.EqualTo(point2)) Then  
        MsgBox("point1 and point2 occupy the same ___location.")  
    End If  

End Sub  

public void StartPointExample(DTE2 dte)  
{  

    // Create a new text file.  
    dte.ItemOperations.NewFile(@"General\Text File", "",   
        Constants.vsViewKindPrimary);  
    TextDocument txtDoc =   
        (TextDocument)dte.ActiveDocument.Object("TextDocument");  

    // Create an edit point at the empty text document's StartPoint   
    // and EndPoint; CompareEditPoints displays "point1 and point2  
    // occupy the same ___location."  
    EditPoint point1 = txtDoc.StartPoint.CreateEditPoint();  
    EditPoint point2 = txtDoc.EndPoint.CreateEditPoint();  
    CompareEditPoints(point1, point2);  

    // Insert ten lines of text.  
    for (int i = 1; i <= 10; i++)  
        point1.Insert("Line " + i.ToString() + "\r\n");  

    // Create an edit point at the text document's StartPoint and   
    // EndPoint; CompareEditPoints displays "point1 comes before   
    // point2."  
    point1 = txtDoc.StartPoint.CreateEditPoint();  
    point2 = txtDoc.EndPoint.CreateEditPoint();  
    CompareEditPoints(point1, point2);  
}  

public void CompareEditPoints(EditPoint point1, EditPoint point2)  
{  
    if (point1.LessThan(point2))  
        MessageBox.Show("point1 comes before point2.");  
    else if (point1.GreaterThan(point2))  
        MessageBox.Show("point2 comes before point1.");  
    else if (point1.EqualTo(point2))  
        MessageBox.Show("point1 and point2 occupy the same ___location.");  
}

Applies to