/*

 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of the License "Eclipse Public License v1.0"

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Nokia Corporation - initial contribution.

 *

 * Contributors:

 *

 * Description: 

 *

 */

package com.nokia.cdt.internal.debug.launch.newwizard;

import java.text.MessageFormat;

import org.eclipse.core.runtime.IStatus;

import org.eclipse.core.runtime.Status;

import org.eclipse.jface.dialogs.IDialogConstants;

import org.eclipse.jface.dialogs.IMessageProvider;

import org.eclipse.jface.dialogs.TitleAreaDialog;

import org.eclipse.jface.layout.GridLayoutFactory;

import org.eclipse.swt.SWT;

import org.eclipse.swt.widgets.Button;

import org.eclipse.swt.widgets.Composite;

import org.eclipse.swt.widgets.Shell;

import com.nokia.cdt.internal.debug.launch.LaunchPlugin;

import com.nokia.cpp.internal.api.utils.ui.WorkbenchUtils;

/**

 * 

 */

public abstract class AbstractLaunchSettingsDialog extends TitleAreaDialog {

	protected final static String UID = ".uid";

	protected final LaunchOptionsData data;

	protected int INDENT;

	private String title;

	protected abstract void validate();

	/**

	 * @param parentShell

	 * @param data 

	 */

	public AbstractLaunchSettingsDialog(Shell parentShell, LaunchOptionsData data) {

		super(parentShell);

		setShellStyle(getShellStyle() | SWT.RESIZE);

		this.data = data;

	}

	/* (non-Javadoc)

	 * @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell)

	 */

	@Override

	protected void configureShell(Shell newShell) {

		super.configureShell(newShell);

		newShell.setText("New Launch Configuration Wizard");

	}

	protected Composite initDialogArea(Composite parent, String title, String helpId) {

		Composite composite = (Composite) super.createDialogArea(parent);

		GridLayoutFactory.fillDefaults().margins(6, 6).applyTo(composite);

		INDENT = convertWidthInCharsToPixels(4);

		setTitle(title);

		this.title = title;

		WorkbenchUtils.setHelpContextId(composite, helpId);

		return composite;

	}

	protected int severityToMsgType(int severity) {

		switch (severity) {

		case IStatus.OK:

		case IStatus.CANCEL:

		default:

			break;

		case IStatus.INFO:

			return IMessageProvider.INFORMATION;

		case IStatus.ERROR:

			return IMessageProvider.ERROR;

		case IStatus.WARNING:

			return IMessageProvider.WARNING;

		}

		return IMessageProvider.NONE;

	}

	protected IStatus error(String msg, Object... args) {

		return new Status(IStatus.ERROR, LaunchPlugin.PLUGIN_ID,

				MessageFormat.format(msg, args));

	}

	protected IStatus warning(String msg, Object... args) {

		return new Status(IStatus.WARNING, LaunchPlugin.PLUGIN_ID,

				MessageFormat.format(msg, args));

	}

	private void setOkEnabled(boolean enabled) {

		Button okButton = getButton(IDialogConstants.OK_ID); 

		if (okButton != null) 

			okButton.setEnabled(enabled);

	}

	protected void updateStatus(IStatus status) {

		setTitle(title);

		if (status.isOK()) {

			setMessage("", IMessageProvider.NONE);

		} else {

			setMessage(status.getMessage(), severityToMsgType(status.getSeverity()));

		}

		setOkEnabled(!status.matches(IStatus.ERROR));

	}

}