org.gswing.gui
Class MenuComponent

java.lang.Object
  org.gswing.gui.MenuComponent

All Implemented Interfaces:

ActionListener, EventListener, IComponent, IDatabaseListener, IMenuComponent

Direct Known Subclasses:

CloseConnection, Exit, Help

public abstract class MenuComponent
extends Object
implements IMenuComponent, IDatabaseListener

Base class for all non GUI menu components.

Constructor Summary

MenuComponent(boolean useDbConnection)
Constructor.

Method Summary

void	actionPerformed(ActionEvent arg0)
void	connectionChanged(boolean connected) A change in the database connection has occurred.
protected IDatabaseManagement	getDbManager() Get the database manager object.
protected IFramework	getFramework() Get the framework object.
protected JMenuItem	getMenuItem() Get the menu item that this component was created from.
boolean	initialise(IFramework framework) Initialise the component.
boolean	initialise(JMenuItem menuItem) Initialise the component.

Methods inherited from class java.lang.Object

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

Constructor Detail

MenuComponent

public MenuComponent(boolean useDbConnection)

Constructor.

Parameters:

useDbConnection - Connect to the database manager?

Method Detail

initialise

public boolean initialise(JMenuItem menuItem)

Description copied from interface: IMenuComponent

Initialise the component. Through this method, components will get access to the framework and the menu item it was created from.

Specified by:

initialise in interface IMenuComponent

Parameters:

menuItem - The menu item that this component is invoked from.

Returns:

True if component has been successfully initialised.

initialise

public boolean initialise(IFramework framework)

Description copied from interface: IComponent

Initialise the component. Through this method, components will get access to the framework reference.

Specified by:

initialise in interface IComponent

Parameters:

framework - The GUI framework

Returns:

True if component has been successfully initialised.

actionPerformed

public void actionPerformed(ActionEvent arg0)

Specified by:

actionPerformed in interface ActionListener

connectionChanged

public void connectionChanged(boolean connected)

Description copied from interface: IDatabaseListener

A change in the database connection has occurred.

Specified by:

connectionChanged in interface IDatabaseListener

Parameters:

connected - True if the there is a valid database connection.

getFramework

protected IFramework getFramework()

Get the framework object.

Returns:

A reference to the framework object.

getDbManager

protected IDatabaseManagement getDbManager()

Get the database manager object.

Returns:

A reference to the database manager.

getMenuItem

protected JMenuItem getMenuItem()

Get the menu item that this component was created from.

Returns:

The menu item object.