[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] Reference for unit 'Dialogs' (#lcl)

TFileDialog

[Properties (by Name)] [Methods (by Name)] [Events (by Name)]

TFileDialog allows selection of a file from the current directory.

Declaration

Source position: dialogs.pp line 140

type TFileDialog = class(TCommonDialog)

protected

  class procedure WSRegisterClass; override;

  

Registers this component class with the current WidgetSet.

  function GetFilterIndex; virtual;

  

GetFilterIndex - returns the Index value for the filename filter.

  procedure SetFileName(); virtual;

  

SetFileName - specifies the filename in the file dialog.

  procedure SetFilter(); virtual;

  

SetFilter - specifies the Filter for use in filename searching.

  procedure SetHistoryList(); virtual;

  

SetHistoryList - specifies a list of strings that have been used in searching.

public

  constructor Create(); override;

  

Constructor for the class instance.

  destructor Destroy; override;

  

Destructor for the class instance.

  procedure DoCanClose(); override;

  

  procedure DoTypeChange; virtual;

  

DoTypeChange - perform the code for the OnTypeChange event.

  property Files: TStrings; [r]

  

Stringlist which stores the names of the selected files.

  property HistoryList: TStrings; [rw]

  

HistoryList - stringlist containing the names of files recently accessed.

  procedure IntfFileTypeChanged();

  

IntfFileTypeChanged - interface method for file type change.

  class function FindMaskInFilter();

  class function ExtractAllFilterMasks();

published

  property Title: TTranslateString;

  

The Title or Caption displayed for the dialog.

  property DefaultExt: string; [rw]

  

Sets the default file extension for the file dialog box.

  property FileName: string; [rw]

  

String storing the name of the file chosen by the user as UTF8

  property Filter: string; [rw]

  

A string which contains possible filename filters (e.g. .doc, .xmp, .pas etc).

  property FilterIndex: Integer; [rw]

  

This property sets which file filter is the default.

  property InitialDir: string; [rw]

  

Set the directory the dialog shows on opening.

  property OnHelpClicked: TNotifyEvent; [rw]

  

Event handler when the Help button is clicked.

  property OnTypeChange: TNotifyEvent; [rw]

  

Event Handler when the selected file type is changed.

end;

Inheritance

TFileDialog

  

TFileDialog allows selection of a file from the current directory.

|

TCommonDialog

  

The base type from which other dialogs are derived.

|

TLCLComponent

  

The base class for LCL components which have an associated widget.

|

TComponent

?

TObject

Description

TFileDialog allows selection of a file from the current directory. This is also the base class for the Open and Save (As) dialogs.