SelectAccountWizard.java

package org.nightlabs.jfire.voucher.admin.ui.localaccountantdelegate;

import java.lang.reflect.InvocationTargetException;

import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.nightlabs.base.ui.progress.ProgressMonitorWrapper;
import org.nightlabs.base.ui.wizard.DynamicPathWizard;
import org.nightlabs.jfire.accounting.Account;
import org.nightlabs.jfire.accounting.Currency;
import org.nightlabs.jfire.accounting.id.AccountTypeID;
import org.nightlabs.progress.ProgressMonitor;

public class SelectAccountWizard
		extends DynamicPathWizard
{
	private SelectAccountWizardPage selectAccountWizardPage;

	private Currency currency;
	private Account preselectedAccount;
	private AccountTypeID selectedAccountTypeID;

	/**
	 * @param currency The currency for which to select a voucher-account. Must not be <code>null</code>!
	 * @param selectedAccount The previously selected account or <code>null</code>, if there is none. If assigned, the
	 *		{@link SelectAccountWizardPage} will pre-select this account.
	 */
	public SelectAccountWizard(Currency currency, Account preselectedAccount, AccountTypeID selectedAccountTypeID)
	{
		this.currency = currency;
		this.preselectedAccount = preselectedAccount;
		this.selectedAccountTypeID = selectedAccountTypeID;
	}

	@Override
	public void addPages()
	{
		selectAccountWizardPage = new SelectAccountWizardPage(currency, preselectedAccount);
		addPage(selectAccountWizardPage);
	}

	@Override
	public boolean performFinish()
	{
		final boolean[] result = new boolean[] {false};
		try{
			getContainer().run(false, false, new IRunnableWithProgress(){
				@Override
				public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException{
					ProgressMonitor wrappedMonitor = new ProgressMonitorWrapper(monitor);
					try{
						wrappedMonitor.beginTask("Selecting account...", 1);
						
						switch (selectAccountWizardPage.getMode()) {
						case CREATE:
							selectedAccount = selectAccountWizardPage.createAccount(selectedAccountTypeID, wrappedMonitor); // this does not yet store it to the server - ALL is stored when the main wizard stores its data
							break;
						case SELECT:
							selectedAccount = selectAccountWizardPage.getSelectedAccount();
							break;
						default:
							throw new IllegalStateException("Unknown mode: " + selectAccountWizardPage.getMode()); //$NON-NLS-1$
						}
						
						monitor.worked(1);
						result[0] = true;

					}catch(Exception e){
						wrappedMonitor.setCanceled(true);
						throw new RuntimeException(e);
					}finally{
						wrappedMonitor.done();
					}
				}
			});
		}catch (Exception e){
			throw new RuntimeException(e);
		}
		return result[0];
	}

	private Account selectedAccount = null;

	public Account getSelectedAccount()
	{
		return selectedAccount;
	}
}