RichEditControl.ReadOnly Property

Gets or sets whether document modifications are prohibited.

Namespace: DevExpress.XtraRichEdit

Assembly: DevExpress.XtraRichEdit.v24.1.dll

NuGet Packages: DevExpress.Win.PivotGrid, DevExpress.Win.RichEdit, DevExpress.Win.TreeMap

Declaration

C#

[DefaultValue(false)]
[DXCategory("Behavior")]
public bool ReadOnly { get; set; }

VB.NET

<DXCategory("Behavior")>
<DefaultValue(False)>
Public Property [ReadOnly] As Boolean

Property Value

Type	Default	Description
Boolean	false	true if the document is in a read-only state; otherwise, false.

Remarks

When set to true, disables commands used to modify the document.

You can prohibit specific operations with a document. Use the DevExpress.XtraRichEdit.RichEditBehaviorOptions or DevExpress.XtraRichEdit.DocumentCapabilitiesOptions properties to restrict specific operations or document elements. Set the target property to DocumentCapability.Disabled or DocumentCapability.Hidden to disable or hide the corresponding command UI and pop-up menu items.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the ReadOnly property.

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.

C#

winforms-richedit-create-log-viewer-application/CS/Form1.cs#L17

richEditControl1.ReadOnly = true;
richEditControl1.ActiveViewType = RichEditViewType.Draft;

VB.NET

winforms-richedit-create-log-viewer-application/VB/Form1.vb#L20

InitializeComponent()
richEditControl1.ReadOnly = True
richEditControl1.ActiveViewType = RichEditViewType.Draft