DialogParameters Class

Contains parameters that allow you to set up the dialog invoked from the BrowsePathEdit editor.

Namespace: DevExpress.Xpf.Editors

Assembly: DevExpress.Xpf.Core.v24.2.dll

NuGet Package: DevExpress.Wpf.Core

Declaration

C#

public class DialogParameters

VB.NET

Public Class DialogParameters

Related API Members

The following members return DialogParameters objects:

• DialogOpeningEventArgs.DialogParameters

Remarks

If you set the ShowHelp or ShowReadOnly property to true, Windows displays old open and save file dialogs. Some DialogParameters class properties affect only these dialogs. The following tables differ properties by a dialog type.

Open File Dialog

Property	Description
CheckFileExists	Gets or sets whether to display a warning if a user specifies a file that does not exist.
CheckPathExists	Gets or sets whether to display a warning if a user specifies a path that does not exist.
DefaultExt	Gets or sets the default file extension.
DereferenceLinks	Gets or sets whether the dialog returns the location of the file referenced by a shortcut or whether it returns the shortcut’s location.
DialogType	Gets the dialog’s type.
FileName	Gets or sets the file name displayed in the dialog.
FilterIndex	Gets or sets the selected dialog filter’s index.
InitialDirectory	Gets or sets the dialog’s initial directory.
Title	Gets or sets the dialog window’s title.

Save File Dialog

Property	Description
CheckFileExists	Gets or sets whether to display a warning if a user specifies a file that does not exist.
CreatePrompt	Gets or sets whether to prompt a user for permission to create a file if a user specifies a file that does not exist.
DefaultExt	Gets or sets the default file extension.
DereferenceLinks	Gets or sets whether the dialog returns the location of the file referenced by a shortcut or whether it returns the shortcut’s location.
DialogType	Gets the dialog’s type.
FileName	Gets or sets the file name displayed in the dialog.
FilterIndex	Gets or sets the selected dialog filter’s index.
InitialDirectory	Gets or sets the dialog’s initial directory.
OverwritePrompt	Gets or sets whether to prompt a user for permission to overwrite a file if a user specifies a file that already exists.
Title	Gets or sets the dialog window’s title.

Browse Folder Dialog

This dialog is displayed if your project targets .NET/.NET Core. The table below lists properties that affect the dialog’s behavior and appearance:

Property	Description
Description	Gets or sets the text displayed in the browse folder dialog.
DialogType	Gets the dialog’s type.
InitialDirectory	Gets or sets the dialog’s initial directory.
SelectedPath	Gets or sets the path selected in the browse folder dialog.
UseDescriptionForTitle	Gets or sets whether to use the Description property value as the dialog’s title.

Old Open File Dialog

Property	Description
AddExtension	Gets or sets whether to add an extension (specified by the DialogParameters.DefaultExt or BrowsePathEdit.Filter property) to the file name.
CheckFileExists	Gets or sets whether to display a warning if a user specifies a file that does not exist.
CheckPathExists	Gets or sets whether to display a warning if a user specifies a path that does not exist.
DefaultExt	Gets or sets the default file extension.
DereferenceLinks	Gets or sets whether the dialog returns the location of the file referenced by a shortcut or whether it returns the shortcut’s location.
DialogType	Gets the dialog’s type.
FileName	Gets or sets the file name displayed in the dialog.
FilterIndex	Gets or sets the selected dialog filter’s index.
InitialDirectory	Gets or sets the dialog’s initial directory.
ReadOnlyChecked	Gets or sets whether the Open as read-only check box is checked.
ShowHelp	Gets or sets whether to display the Help button.
ShowReadOnly	Gets or sets whether to display the Open as read-only check box.
SupportMultiDottedExtensions	Gets or sets whether the dialog supports operations with files that have multiple extensions.
Title	Gets or sets the dialog window’s title.
ValidateNames	Gets or sets whether to display a warning when a user enters an invalid Win32 file name.

Old Save File Dialog

Property	Description
AddExtension	Gets or sets whether to add an extension (specified by the DialogParameters.DefaultExt or BrowsePathEdit.Filter property) to the file name.
CheckFileExists	Gets or sets whether to display a warning if a user specifies a file that does not exist.
CreatePrompt	Gets or sets whether to prompt a user for permission to create a file if a user specifies a file that does not exist.
DefaultExt	Gets or sets the default file extension.
DereferenceLinks	Gets or sets whether the dialog returns the location of the file referenced by a shortcut or whether it returns the shortcut’s location.
DialogType	Gets the dialog’s type.
FileName	Gets or sets the file name displayed in the dialog.
FilterIndex	Gets or sets the selected dialog filter’s index.
InitialDirectory	Gets or sets the dialog’s initial directory.
OverwritePrompt	Gets or sets whether to prompt a user for permission to overwrite a file if a user specifies a file that already exists.
ShowHelp	Gets or sets whether to display the Help button.
SupportMultiDottedExtensions	Gets or sets whether the dialog supports operations with files that have multiple extensions.
Title	Gets or sets the dialog window’s title.
ValidateNames	Gets or sets whether to display a warning when a user enters an invalid Win32 file name.

Old Browse Folder Dialog

In the projects that target .NET Framework, Windows displays an old browse folder dialog. The following table lists properties that affect the dialog’s behavior and appearance:

Property	Description
Description	Gets or sets the text displayed in the browse folder dialog.
DialogType	Gets the dialog’s type.
RootFolder	Gets or sets the browse folder dialog’s root folder.
SelectedPath	Gets or sets the path selected in the browse folder dialog.
ShowNewFolderButton	Gets or sets whether to display the Make New Folder button in the browse folder dialog.

Inheritance

Object

DialogParameters