org.gvsig.app.extension

Class ZoomPrev

java.lang.Object

org.gvsig.andami.plugins.Extension

org.gvsig.app.extension.ZoomPrev

All Implemented Interfaces:

IExtension, IExtensionExecuteWithArgs, IExtensionQueryByAction

public class ZoomPrev
extends Extension

Extensión que cambia el extent de la vista al extent anterior.

Field Summary

Fields inherited from class org.gvsig.andami.plugins.Extension

logger

Constructor Summary

Constructors

Constructor and Description
ZoomPrev()

Method Summary

Modifier and Type	Method and Description
void	execute(String arg0) This method is executed when the user clicks on any of the controls associated with this extension (menus, tools, etc).
void	initialize() Extension's initialization code should be here.
boolean	isEnabled() This method is invoked by Andami to check whether the extension (and its associated controls) is enabled or disabled.
boolean	isVisible() This method is invoked by Andami to check whether the extension (and its associated controls) is visible or hidden.
void	postInitialize() Extension's post-initialization code should be here.

Methods inherited from class org.gvsig.andami.plugins.Extension

canQueryByAction, execute, getPlugin, getStatus, getStatus, getText, isEnabled, isVisible, setPlugin, terminate

Methods inherited from class java.lang.Object

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

Constructor Detail

ZoomPrev

public ZoomPrev()

Method Detail

postInitialize

public void postInitialize()

Description copied from interface: IExtension

Extension's post-initialization code should be here. This method is called for all the extensions during Andami's initialization, after initialize() has been called for ALL the extensions.

Specified by:

postInitialize in interface IExtension

Overrides:

postInitialize in class Extension

initialize

public void initialize()

Description copied from interface: IExtension

Extension's initialization code should be here. This method is called for all the extensions during Andami's initialization.

isEnabled

public boolean isEnabled()

Description copied from interface: IExtension

This method is invoked by Andami to check whether the extension (and its associated controls) is enabled or disabled. Disabled controls (menus and buttons) are shown in light grey colour, and it is not possible to click on them.

Returns:

true if the extension should be enabled, false otherwise

isVisible

public boolean isVisible()

Description copied from interface: IExtension

This method is invoked by Andami to check whether the extension (and its associated controls) is visible or hidden.

Returns:

true if the extension should be visible, false otherwise

execute

public void execute(String arg0)

Description copied from interface: IExtension

This method is executed when the user clicks on any of the controls associated with this extension (menus, tools, etc).

Parameters:

arg0 - An String specifying the action to execute. This is useful when there are different controls associated with the same extension.