RepositoryItemTextEdit.NullValuePromptShowForEmptyValue Property

Gets or sets whether the text specified by the RepositoryItemTextEdit.NullValuePrompt property is displayed when the editor contains an empty string.

Namespace: DevExpress.XtraEditors.Repository

Assembly: DevExpress.XtraEditors.v18.2.dll

Declaration

C#

[DXCategory("Behavior")]
public virtual bool NullValuePromptShowForEmptyValue { get; set; }

VB.NET

<DXCategory("Behavior")>
Public Overridable Property NullValuePromptShowForEmptyValue As Boolean

Property Value

Type	Default	Description
Boolean	**false**	true if the text specified by the RepositoryItemTextEdit.NullValuePrompt property is displayed when the editor contains an empty string; otherwise, false.

Remarks

See the RepositoryItemTextEdit.NullValuePrompt topic to learn more.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the NullValuePromptShowForEmptyValue 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#

mvvm-best-practices-t228317/CS/POCOBindableProperties/StandardDataBindingUserControl.cs#L20

editor.Properties.NullValuePrompt = "Please, enter the Title here...";
editor.Properties.NullValuePromptShowForEmptyValue = true;

how-to-customize-the-find-panel-layout-e2806/CS/MyXtraGrid/MyFindControl.cs#L45

    be.Properties.NullValuePrompt = "MyCustomPanel";
    be.Properties.NullValuePromptShowForEmptyValue = true;
}

how-to-synchronize-event-colors-with-scheduler-labels/CS/SchedulerGSync/SchedulerGSync/SyncOptionsForm.cs#L15

Service = service;
this.lookUpEdit1.Properties.NullValuePromptShowForEmptyValue = false;
this.lookUpEdit1.Properties.AllowNullInput = DevExpress.Utils.DefaultBoolean.False;

VB.NET

mvvm-best-practices-t228317/VB/POCOBindableProperties/StandardDataBindingUserControl.vb#L20

editor.Properties.NullValuePrompt = "Please, enter the Title here..."
editor.Properties.NullValuePromptShowForEmptyValue = True

how-to-customize-the-find-panel-layout-e2806/VB/MyXtraGrid/MyFindControl.vb#L40

    be.Properties.NullValuePrompt = "MyCustomPanel"
    be.Properties.NullValuePromptShowForEmptyValue = True
End Sub

how-to-synchronize-event-colors-with-scheduler-labels/VB/SchedulerGSync/SchedulerGSync/SyncOptionsForm.vb#L18

Me.Service = service
Me.lookUpEdit1.Properties.NullValuePromptShowForEmptyValue = False
Me.lookUpEdit1.Properties.AllowNullInput = DevExpress.Utils.DefaultBoolean.False