TextSource.GetPrecedingText(Int32) Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Retrieves the text span immediately before the specified TextSource position.
public:
abstract System::Windows::Media::TextFormatting::TextSpan<System::Windows::Media::TextFormatting::CultureSpecificCharacterBufferRange ^> ^ GetPrecedingText(int textSourceCharacterIndexLimit);
public abstract System.Windows.Media.TextFormatting.TextSpan<System.Windows.Media.TextFormatting.CultureSpecificCharacterBufferRange> GetPrecedingText (int textSourceCharacterIndexLimit);
abstract member GetPrecedingText : int -> System.Windows.Media.TextFormatting.TextSpan<System.Windows.Media.TextFormatting.CultureSpecificCharacterBufferRange>
Public MustOverride Function GetPrecedingText (textSourceCharacterIndexLimit As Integer) As TextSpan(Of CultureSpecificCharacterBufferRange)
Parameters
- textSourceCharacterIndexLimit
- Int32
The character index position where text retrieval stops.
Returns
A CultureSpecificCharacterBufferRange value that represents the text span immediately before textSourceCharacterIndexLimit
.
Remarks
The GetPrecedingText method returns an empty CultureSpecificCharacterBufferRange if the text span immediately before textSourceCharacterIndexLimit
does not contain any text, such as inline object or a hidden run.
This method returns a zero-length text span if there are no values preceding textSourceCharacterIndexLimit
.
Applies to
.NET
피드백
https://aka.ms/ContentUserFeedback
출시 예정: 2024년 내내 콘텐츠에 대한 피드백 메커니즘으로 GitHub 문제를 단계적으로 폐지하고 이를 새로운 피드백 시스템으로 바꿀 예정입니다. 자세한 내용은 다음을 참조하세요.다음에 대한 사용자 의견 제출 및 보기