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Eclipse Platform
Release 3.0

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org.eclipse.swt.program
Class Program

java.lang.Object
  org.eclipse.swt.program.Program

public final class Program

extends Object

Instances of this class represent programs and their assoicated file extensions in the operating system.

Method Summary

boolean	equals(Object other) Returns true if the receiver and the argument represent the same program.
boolean	execute(String fileName) Executes the program with the file as the single argument in the operating system.
static Program	findProgram(String extension) Finds the program that is associated with an extension.
static String[]	getExtensions() Answer all program extensions in the operating system.
ImageData	getImageData() Returns the receiver's image data.
String	getName() Returns the receiver's name.
static Program[]	getPrograms() Answers all available programs in the operating system.
int	hashCode() Returns a hash code suitable for this object.
static boolean	launch(String fileName) Launches the executable associated with the file in the operating system.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

findProgram

public static Program findProgram(String extension)

Finds the program that is associated with an extension. The extension may or may not begin with a '.'. Note that a Display must already exist to guarantee that this method returns an appropriate result.

Parameters:

extension - the program extension

Returns:

the program or null

Throws:

SWTError -

• ERROR_NULL_ARGUMENT when extension is null

getExtensions

public static String[] getExtensions()

Answer all program extensions in the operating system. Note that a Display must already exist to guarantee that this method returns an appropriate result.

Returns:

an array of extensions

getPrograms

public static Program[] getPrograms()

Answers all available programs in the operating system. Note that a Display must already exist to guarantee that this method returns an appropriate result.

Returns:

an array of programs

launch

public static boolean launch(String fileName)

Launches the executable associated with the file in the operating system. If the file is an executable, then the executable is launched. Note that a Display must already exist to guarantee that this method returns an appropriate result.

Parameters:

fileName - the file or program name

Returns:

true if the file is launched, otherwise false

Throws:

SWTError -

• ERROR_NULL_ARGUMENT when fileName is null

execute

public boolean execute(String fileName)

Executes the program with the file as the single argument in the operating system. It is the responsibility of the programmer to ensure that the file contains valid data for this program.

Parameters:

fileName - the file or program name

Returns:

true if the file is launched, otherwise false

Throws:

SWTError -

• ERROR_NULL_ARGUMENT when fileName is null

getImageData

public ImageData getImageData()

Returns the receiver's image data. This is the icon that is associated with the reciever in the operating system.

Returns:

the image data for the program, may be null

getName

public String getName()

Returns the receiver's name. This is as short and descriptive a name as possible for the program. If the program has no descriptive name, this string may be the executable name, path or empty.

Returns:

an the name of the program

equals

public boolean equals(Object other)

Returns true if the receiver and the argument represent the same program.

Returns:

true if the programs are the same

hashCode

public int hashCode()

Returns a hash code suitable for this object.

Returns:

a hash code

toString

public String toString()