wpf-devexpress-dot-xpf-dot-dialogs-dot-dxfiledialog-dot-underscore-properties.md
Serves as a base class for the DevExpress file dialogs (DXSaveFileDialog and DXOpenFileDialog) and implements common file dialog functionality.
| Name | Description |
|---|---|
| AddExtension | Gets or sets whether the file dialog automatically adds an extension to a file name if an end-user omits the extension. |
| AppendExtensionsToFilterDescriptions | Gets or sets whether the file dialog should append affected extensions to filter descriptions. |
| AutoUpgradeEnabled | For internal use only. |
| CheckFileExists | Gets or sets whether the file dialog displays a warning if an end-user specifies a file name that does not exist. |
| CheckPathExists | Gets or sets whether the file dialog displays a warning if an end-user specifies a path that does not exist. |
| CustomPlaces | For internal use. |
| DefaultExt | Gets or sets the default file name extension. |
| DereferenceLinks | Gets or sets whether the dialog box returns the location of the file referenced by the shortcut or whether it returns the location of the shortcut (.lnk). |
| FileName | Gets or sets a string containing the file name selected in the file dialog. |
| FileNames | Gets the file names of all selected files in the file dialog. |
| Filter | Gets or sets the current file name filter string, which determines the choices that appear in a file dialog. |
| FilterIndex | Gets or sets the index of the currently selected filter in the file dialog. |
| InitialDirectory | Gets or sets the initial directory displayed by the file dialog. |
| RestoreDirectory | Gets or sets a value indicating whether the file dialog restores the current directory to the previously selected directory before closing. |
| ShowHelp | Gets or sets a value indicating whether the Help button is displayed in the file dialog. |
| SupportMultiDottedExtensions | Gets or sets whether the file dialog supports displaying and saving files that have multiple file name extensions. |
| Tag | Gets or sets an object associated with the dialog. This provides the ability to attach an arbitrary object to the dialog. Inherited from CommonDialog. |
| Title | Gets or sets the file dialog title. |
| ValidateNames | Gets or sets whether the dialog box accepts only valid Win32 file names. |
See Also