BrowsePathEdit.DialogOpening Event
In This Article
Occurs when a user opens the browse dialog.
Namespace: DevExpress.Xpf.Editors
Assembly: DevExpress.Xpf.Core.v24.2.dll
NuGet Package: DevExpress.Wpf.Core
#Declaration
public event EventHandler<DialogOpeningEventArgs> DialogOpening
#Event Data
The DialogOpening event's data class is DialogOpeningEventArgs. The following properties provide information specific to this event:
Property | Description |
---|---|
Cancel | Gets or sets whether to cancel the show dialog operation. |
Dialog |
Gets parameters that allow you to specify the invoked dialog properties. |
Handled |
Gets or sets a value that indicates the present state of the event handling for a routed event as it travels the route.
Inherited from Routed |
Original |
Gets the original reporting source as determined by pure hit testing, before any possible Source adjustment by a parent class.
Inherited from Routed |
Routed |
Gets or sets the Routed |
Source |
Gets or sets a reference to the object that raised the event.
Inherited from Routed |
The event data class exposes the following methods:
Method | Description |
---|---|
Invoke |
When overridden in a derived class, provides a way to invoke event handlers in a type-specific way, which can increase efficiency over the base implementation.
Inherited from Routed |
On |
When overridden in a derived class, provides a notification callback entry point whenever the value of the Source property of an instance changes.
Inherited from Routed |
#Remarks
The following code sample specifies the dialog’s initial file name, extension, and folder:
- Handle the
DialogOpening
event. - Specify dialog settings.
- Set the
e.Handled
property totrue
to apply settings.
<dxe:BrowsePathEdit DialogType="FileSave" DialogOpening="OnDialogOpening">
using DevExpress.Xpf.Editors;
using System;
// ...
void OnDialogOpening(object sender, DialogOpeningEventArgs e) {
e.DialogParameters.FileName = "NewFile";
e.DialogParameters.DefaultExt = "txt";
e.DialogParameters.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
e.Handled = true;
}
See Also