Package de.aristaflow.adept2.ui.swtgui

Class SwtUrlContext

java.lang.Object

de.aristaflow.adept2.ui.swtgui.SwtUrlContext

All Implemented Interfaces:

GUIContext, URLContext, Closeable, AutoCloseable

public class SwtUrlContext
extends Object
implements URLContext

This GUIContext provides a browser widget in SWT for a specific URL based on a parent context. Closing will be forwarded to the parent context.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	SwtUrlContext.BrowserCloseTask	The clean-up task for closing the browser.

Field Summary

Fields

Modifier and Type	Field	Description
protected URL	baseUrl	The base URL providing the HTML to be displayed in this context.
protected Cleanup<RuntimeException>	cleanup	The clean-up for closing the parent context and the browser as post-mortem task for this instance.
protected SWTContext	parentSwtContext	The parent SWT-context containing the Eclipse-Editor.

Constructor Summary

Constructors

Constructor	Description
SwtUrlContext(URL baseURL, SWTContext parentSWTContext)	Creates a new URL context based on the Eclipse-Browser-widget.

Method Summary

Modifier and Type	Method	Description
void	close()	Closes the GUI for this context.
protected org.eclipse.swt.browser.Browser	createBrowser(SWTContext parent)	Creates and initialises the browser with the base URL of this context.
URL	getURL()	Gets the URL of the (remote) HTMLContext which provides the GUI.

Methods inherited from class java.lang.Object

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

Field Detail

baseUrl

protected final URL baseUrl

The base URL providing the HTML to be displayed in this context.

parentSwtContext

protected final SWTContext parentSwtContext

The parent SWT-context containing the Eclipse-Editor.

cleanup

protected final Cleanup<RuntimeException> cleanup

The clean-up for closing the parent context and the browser as post-mortem task for this instance.

Constructor Detail

SwtUrlContext

public SwtUrlContext(URL baseURL,
                     SWTContext parentSWTContext)

Creates a new URL context based on the Eclipse-Browser-widget.

Parameters:

baseURL - The base URL providing the HTML to be displayed in the created context.

parentSWTContext - The parent SWT-context containing the Eclipse-Editor.

Method Detail

createBrowser

protected org.eclipse.swt.browser.Browser createBrowser(SWTContext parent)

Creates and initialises the browser with the base URL of this context.

close

public void close()

Description copied from interface: GUIContext

Closes the GUI for this context. This method has to be called by the runtime manager whenever an application has terminated (finished, failed, aborted, killed,...).
It must be possible to call this method more than once, even if the GUIContext has already shut down. This especially applies to the disposal of SWT-widgets, that is, it is allowed to call this method after the disposal of the corresponding widgets.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in interface GUIContext

getURL

public URL getURL()

Description copied from interface: URLContext

Gets the URL of the (remote) HTMLContext which provides the GUI.

Specified by:

getURL in interface URLContext

Returns:

The URL of the (remote) HTMLContext which provides the GUI.