/*******************************************************************************
 * Copyright (c) 2000, 2017 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 *******************************************************************************/
package org.eclipse.dltk.internal.debug.ui.actions;

import org.eclipse.debug.ui.DebugPopup;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IWorkbenchPart;

public class PopupScriptDisplayAction extends ScriptDisplayAction {
	private static class DisplayPopup extends DebugPopup {
		private String message;

		public DisplayPopup(String message, Shell shell, Point anchor) {
			// TODO: add real commandId
			super(shell, anchor, null);

			this.message = message;
		}

		@Override
		protected String getActionText() {
			return Messages.PopupScriptDisplayAction_moveToDisplayView;
		}

		@Override
		protected Control createDialogArea(Composite parent) {
			GridData gd = new GridData(GridData.FILL_BOTH);
			StyledText text = new StyledText(parent, SWT.MULTI | SWT.READ_ONLY
					| SWT.WRAP | SWT.H_SCROLL | SWT.V_SCROLL);
			text.setLayoutData(gd);

			text.setForeground(parent.getDisplay()
					.getSystemColor(SWT.COLOR_INFO_FOREGROUND));
			text.setBackground(parent.getDisplay()
					.getSystemColor(SWT.COLOR_INFO_BACKGROUND));

			text.setText(message);
			return text;
		}
	}

	public PopupScriptDisplayAction() {
		super();
	}

	private void showPopup(StyledText textWidget, String message) {
		DebugPopup displayPopup = new DisplayPopup(message, getShell(),
				getPopupAnchor(textWidget));
		displayPopup.open();
	}

	@Override
	protected void displayStringResult(String currentSnippet,
			final String currentResultString) {
		IWorkbenchPart part = getPart();

		final StyledText textWidget = getStyledText(part);
		if (textWidget != null) {
			Display.getDefault().asyncExec(
					() -> showPopup(textWidget, currentResultString));

			evaluationCleanup();
		}
	}
}