/*
* uDig - User Friendly Desktop Internet GIS client
* http://udig.refractions.net
* (C) 2004, Refractions Research Inc.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* (http://www.eclipse.org/legal/epl-v10.html), and the Refractions BSD
* License v1.0 (http://udig.refractions.net/files/bsd3-v10.html).
*
*/
package org.locationtech.udig.tool.info.internal.display;
import java.io.IOException;
import org.locationtech.udig.tool.info.InfoDisplay;
import org.locationtech.udig.tool.info.InfoPlugin;
import org.locationtech.udig.tool.info.LayerPointInfo;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.ToolBarManager;
import org.eclipse.swt.SWT;
import org.eclipse.swt.browser.Browser;
import org.eclipse.swt.browser.LocationAdapter;
import org.eclipse.swt.browser.LocationEvent;
import org.eclipse.swt.browser.StatusTextEvent;
import org.eclipse.swt.browser.StatusTextListener;
import org.eclipse.swt.browser.TitleEvent;
import org.eclipse.swt.browser.TitleListener;
import org.eclipse.swt.custom.ViewForm;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.ToolBar;
/**
* Nested browser used to display LayerPointInfo.
*
* @author Jody Garnett
* @since 0.3
*/
public class BrowserInfoDisplay extends InfoDisplay {
/** <code>browser</code> field */
protected Browser browser;
private Action backAction = new Action("Back") { //$NON-NLS-1$
public void run() {
browser.back();
}
};
private Action forwardAction = new Action("Forward") { //$NON-NLS-1$
public void run() {
browser.forward();
}
};
private Action stopAction = new Action("Stop") { //$NON-NLS-1$
public void run() {
browser.stop();
// cancel any partial progress.
// getViewSite().getActionBars().getStatusLineManager().getProgressMonitor().done();
}
};
private Action refreshAction = new Action("Refresh") { //$NON-NLS-1$
public void run() {
browser.refresh();
}
};
/** <code>DEBUG</code> field */
static final protected boolean DEBUG = false;
//private CLabel label;
private ViewForm viewForm;
/*
* Nested viewForm containing browser, locationbar and toolbar
* @return embded browser
*/
public Control getControl() {
return viewForm;
}
/*
* Set up w/ an embeded brower.
*/
public void createDisplay( Composite parent ) {
viewForm= new ViewForm( parent, SWT.NONE);
//label= new CLabel( viewForm, SWT.NONE);
//viewForm.setTopLeft( label );
ToolBar toolBar= new ToolBar( viewForm, SWT.FLAT | SWT.WRAP);
viewForm.setTopCenter(toolBar);
browser = createBrowser( viewForm, toolBar );
browser.setUrl( "about:blank" ); //$NON-NLS-1$
viewForm.setContent( browser );
}
/**
* Focus the browser onto LayerPointInfo.getRequestURL.
*
* @see org.locationtech.udig.tool.info.InfoDisplay#setInfo(org.locationtech.udig.project.render.LayerPointInfo)
* @param info
*/
public void setInfo( LayerPointInfo info ) {
if( info == null || info.getRequestURL() == null ) {
browser.setVisible( false );
}
else {
browser.setVisible( true );
try {
browser.setText((String) info.acquireValue());
} catch (IOException e) {
InfoPlugin.trace("Could not acquire info value", e);
}
}
}
private Browser createBrowser(Composite parent, final ToolBar toolbar) {
try{
browser = new Browser(parent, SWT.NONE);
}catch(Exception e){
InfoPlugin.log( "Could not create browser", e); //$NON-NLS-1$
}
browser.addStatusTextListener(new StatusTextListener() {
// IStatusLineManager status = toolbar.getStatusLineManager();
public void changed(StatusTextEvent event) {
/*
if (DEBUG) {
System.out.println("status: " + event.text);
}
status.setMessage(event.text);
*/
}
});
browser.addLocationListener(new LocationAdapter() {
public void changed(LocationEvent event) {
if (event.top){
//label.setToolTipText( browser.getUrl() );
}
}
});
browser.addTitleListener(new TitleListener() {
public void changed(TitleEvent event) {
//label.setText( event.title );
}
});
// Hook the navigation actons as handlers for the retargetable actions
// defined in BrowserActionBuilder.
ToolBarManager tbmanager= new ToolBarManager( toolbar );
tbmanager.add( backAction );
tbmanager.add( forwardAction );
tbmanager.add( stopAction) ;
tbmanager.add( refreshAction );
return browser;
}
}