officefileapi-devexpress-dot-spreadsheet-dot-chartsheet-dot-protect-x28-system-dot-string-devexpress-dot-spreadsheet-dot-chartsheetprotection-x29.md
Protects chart sheet elements to prevent them from being changed by the user.
Namespace : DevExpress.Spreadsheet
Assembly : DevExpress.Spreadsheet.v25.2.Core.dll
NuGet Package : DevExpress.Spreadsheet.Core
void Protect(
string password,
ChartSheetProtection options
)
Sub Protect(
password As String,
options As ChartSheetProtection
)
| Name | Type | Description |
|---|---|---|
| password | String |
A string that specifies a password for the chart sheet. If the password is an empty string, the chart sheet can be unprotected without using a password.
| | options | ChartSheetProtection |
A ChartSheetProtection enumeration member that allows you to specify chart sheet elements to protect.
|
If a chart sheet is already protected, the Protect method throws an exception. Check the ChartSheet.IsProtected property before calling the method.
Worksheet worksheet = workbook.Worksheets["chartTask1"];
// Create a chart sheet containing a pie chart.
ChartSheet chartSheet = workbook.ChartSheets.Add(ChartType.Pie, worksheet["B2:C7"]);
// Protect the chart sheet. Prevent end-users from making changes to chart elements.
if (!chartSheet.IsProtected)
chartSheet.Protect("password", ChartSheetProtection.Default);
workbook.ChartSheets.ActiveChartSheet = chartSheet;
Dim worksheet As Worksheet = workbook.Worksheets("chartTask1")
' Create a chart sheet containing a pie chart.
Dim chartSheet As ChartSheet = workbook.ChartSheets.Add(ChartType.Pie, worksheet("B2:C7"))
' Protect the chart sheet. Prevent end-users from making changes to chart elements.
If Not chartSheet.IsProtected Then
chartSheet.Protect("password", ChartSheetProtection.Default)
End If
workbook.ChartSheets.ActiveChartSheet = chartSheet
The following code snippets (auto-collected from DevExpress Examples) contain references to the Protect(String, ChartSheetProtection) method.
Note
The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.
wpf-spreadsheet-chart-api/CS/SpreadsheetWPFChartAPISamples/CodeExamples/ChartSheetActions.cs#L129
if (!chartSheet.IsProtected)
chartSheet.Protect("password", ChartSheetProtection.Default);
winforms-spreadsheet-chart-api/CS/SpreadsheetChartAPISamples/CodeExamples/ChartSheetActions.cs#L129
if (!chartSheet.IsProtected)
chartSheet.Protect("password", ChartSheetProtection.Default);
wpf-spreadsheet-chart-api/VB/SpreadsheetWPFChartAPISamples/CodeExamples/ChartSheetActions.vb#L124
If Not chartSheet.IsProtected Then
chartSheet.Protect("password", ChartSheetProtection.Default)
End If
winforms-spreadsheet-chart-api/VB/SpreadsheetChartAPISamples/CodeExamples/ChartSheetActions.vb#L123
If Not chartSheet.IsProtected Then
chartSheet.Protect("password", ChartSheetProtection.Default)
End If
See Also