다음을 통해 공유

TextSelection.IsEmpty 속성

  • 아티클

앵커 지점이 활성 지점과 같은지 여부를 가져옵니다.

네임스페이스:  EnvDTE
어셈블리:  EnvDTE(EnvDTE.dll)

구문

‘선언
ReadOnly Property IsEmpty As Boolean

bool IsEmpty { get; }

property bool IsEmpty {
    bool get ();
}

abstract IsEmpty : bool with get

function get IsEmpty () : boolean

속성 값

형식: Boolean
앵커 지점이 활성 지점과 같으면 True를 나타내고 그렇지 않으면 False를 나타내는 부울 값입니다.

설명

IsEmpty선택한 텍스트의 앵커 끝과 활성 끝 텍스트 문서에서 같은 위치에 있는지 여부를 반환 합니다.

예제

Sub IsEmptyExample()
    ' Before running this example, open a text document.
    Dim objSel As TextSelection = DTE.ActiveDocument.Selection
    If objSel.IsEmpty Then
        ' If there is no text selected, swap the words before and after 
        ' the insertion point. We begin by selecting the word before 
        ' the insertion point.
        objSel.WordLeft(True)
        If Not objSel.IsEmpty Then
            ' We can continue only if the selection was not already at 
            ' the beginning of the document.
            Dim strBefore As String = objSel.Text

            ' The text is saved in strBefore; now delete it and move 
            ' past the following word.
            objSel.Delete()
            objSel.WordRight(True)
            If objSel.Text.StartsWith(" ") Or objSel.Text.StartsWith(Microsoft.VisualBasic.ControlChars.Tab) Then
                ' The previous call to WordRight may have skipped some 
                ' white space instead of an actual word. In that case, 
                ' we should call it again.
                objSel.WordRight(True)
            End If

            ' Insert the new text at the end of the selection.
            objSel.Insert(strBefore, vsInsertFlags.vsInsertFlagsInsertAtEnd)
        End If
    Else
        ' If some text is selected, replace the following word with the 
        ' text selection.
        Dim strSelected As String = objSel.Text

        objSel.MoveToPoint(objSel.BottomPoint)
        objSel.WordRight(True)
        If objSel.Text.StartsWith(" ") Or objSel.Text.StartsWith(Microsoft.VisualBasic.ControlChars.Tab) Then
            ' The previous call to WordRight may have skipped some 
            ' white space instead of an actual word. In that case, we 
            ' should call it again.
            objSel.WordRight(True)
        End If

        ' Insert the text, overwriting the existing text and leaving 
        ' the selection containing the inserted text.
        objSel.Insert(strSelected, vsInsertFlags.vsInsertFlagsContainNewText)
    End If
End Sub

.NET Framework 보안

참고 항목

참조

TextSelection 인터페이스

EnvDTE 네임스페이스