update/org.eclipse.update/Eclipse Update/org/eclipse/update/internal/ui/UMWizard.java

package org.eclipse.update.internal.ui;

/**
 * Abstract base class for new and updatable products and component wizards.
 */

import org.eclipse.core.internal.boot.update.*;
import org.eclipse.jface.resource.*;
import org.eclipse.jface.wizard.*;
import org.eclipse.jface.viewers.*;
import org.eclipse.ui.*;
import org.eclipse.swt.widgets.*;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.*;
import org.eclipse.update.internal.core.*;
import java.net.URL;
import org.eclipse.jface.dialogs.*;

public abstract class UMWizard extends Wizard implements INewWizard {

	protected UpdateManager _updateManager = null;
	protected UMDialog _dialog = null;
	protected IManifestDescriptor[] _manifestDescriptors = null;
	protected URL _urlInstall = null;
	protected String _strInstallId = null;

	protected final static String _strEmpty = new String();
/**
 * Insert the method's description here.
 * Creation date: (2001/03/19 09:06:29)
 */
public UMWizard() {

	// Progress Monitor
	//-----------------
	setNeedsProgressMonitor(true);
	
	// Update Manager
	//---------------
	_updateManager = new UpdateManager( getShell() );

	try {
		_updateManager.initialize();
	}

	catch (UpdateManagerException ex) {
		// Unable to find logs
		//--------------------
		displayMessage("error", UpdateManagerStrings.getString("S_Software_Updates"), UpdateManagerStrings.getString("S_Unable_to_open_error_logs"), null);
	}
}
/**
 * Insert the method's description here.
 * Creation date: (2001/03/19 09:06:29)
 */
public UMWizard( UMDialog dialog, IManifestDescriptor[] manifestDescriptors ) {

	_dialog = dialog;
	_manifestDescriptors = manifestDescriptors;
	
	// Progress Monitor
	//-----------------
	setNeedsProgressMonitor(true);
	
	// Update Manager
	//---------------
	_updateManager = dialog.getUpdateManager();
}
/**
 * Creates a new label with a bold font.
 */
protected static Label createBoldLabel(Composite parent, String text, int iHorizontalSpan) {
	Label label = new Label(parent, SWT.NONE);
	label.setFont(JFaceResources.getBannerFont());
	label.setText(text);
	GridData data = new GridData();
	data.verticalAlignment = GridData.FILL;
	data.horizontalAlignment = GridData.FILL;
	data.horizontalSpan = iHorizontalSpan;
	label.setLayoutData(data);
	return label;
}
/**
 * Displays error message of type:
 * <ul>
 * <li>error</li>
 * <li>warning</li>
 * </ul>
 * The title and message1 are translated before displaying
 * @param strMessageType java.lang.String
 * @param strTitle java.lang.String
 * @param strMessage1 java.lang.String
 * @param strMessage2 java.lang.String
 */
private void displayMessage(String strMessageType, String strTitle, String strMessage1, String strMessage2) {
	MessageDialog.openError( getShell(), strTitle, strMessage1 + "\n" + strMessage2 );
}
/**
 * Initializes this creation wizard using the passed workbench and
 * object selection.
 *
 * @param workbench the current workbench
 * @param selection the current object selection
 * @see org.eclipse.core.runtime.IExecutableExtension
 */
public void init(IWorkbench workbench, IStructuredSelection selection) {
	return;
}
/**
 * 
 * @return boolean
 */
public boolean performCancel() {
	// Update preference page content
	//-------------------------------
	if( _dialog != null )
		_dialog.initializeContent();
		
	return true;
}
/**
 * Subclasses must implement this <code>IWizard</code> method 
 * to perform any special finish processing for their wizard.
 */
public boolean performFinish() {

	// Update preference page content
	//-------------------------------
	if( _dialog != null )
		_dialog.initializeContent();
		
	return true;
}
/**
 * @param bRestart boolean
 */
public void setRestartMessageRequired(boolean bRestart) {
	if( _dialog != null )
		_dialog.setRestartMessageRequired(bRestart);
}
}