Package org.eclipse.nebula.widgets.nattable.export

Class FileOutputStreamProvider

java.lang.Object

org.eclipse.nebula.widgets.nattable.export.FileOutputStreamProvider

All Implemented Interfaces:

IOutputStreamProvider

public class FileOutputStreamProvider
extends Object
implements IOutputStreamProvider

Implementation of IOutputStreamProvider that will open a FileDialog on requesting an OutputStream, to let a user specify the location to write a file.

Field Summary

Fields

Modifier and Type	Field	Description
protected String	currentFileName
protected String	defaultFileName
protected String[]	defaultFilterExtensions
protected String[]	defaultFilterNames
protected int	extFilterIndex

Constructor Summary

Constructors

Constructor	Description
FileOutputStreamProvider(String defaultFileName, String[] defaultFilterNames, String[] defaultFilterExtensions)

Method Summary

Modifier and Type	Method	Description
int	getExtensionFilterIndex()	Extension filter index is >= 0 if there is a selected one in the file dialog.
OutputStream	getOutputStream(org.eclipse.swt.widgets.Shell shell)	Opens a FileDialog to let a user choose the location to write the export to, and returns the corresponding PrintStream to that file.
File	getResult()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

defaultFileName

protected String defaultFileName

defaultFilterNames

protected String[] defaultFilterNames

defaultFilterExtensions

protected String[] defaultFilterExtensions

currentFileName

protected String currentFileName

extFilterIndex

protected int extFilterIndex

Since:

1.5

Constructor Detail

FileOutputStreamProvider

public FileOutputStreamProvider(String defaultFileName,
                                String[] defaultFilterNames,
                                String[] defaultFilterExtensions)

Method Detail

getOutputStream

public OutputStream getOutputStream(org.eclipse.swt.widgets.Shell shell)

Opens a FileDialog to let a user choose the location to write the export to, and returns the corresponding PrintStream to that file.

Specified by:

getOutputStream in interface IOutputStreamProvider

Parameters:

shell - The current active Shell. Needed to add support for user interactions on specifying the OutputStream for example by opening a dialog.

Returns:

The OutputStream to perform write operations to.

getResult

public File getResult()

Specified by:

getResult in interface IOutputStreamProvider

Returns:

The result that is produced by this IOutputStreamProvider. Usually this is the place where the OutputStream that is produced by this provider is pointing to (e.g. the file to which the OutputStream points to).

getExtensionFilterIndex

public int getExtensionFilterIndex()

Extension filter index is >= 0 if there is a selected one in the file dialog. Extension filter index is equal -1 if the file dialog is not opened or no extension is selected.

Returns:

The extension filter index selected in the FileDialog.

Since:

1.5