content: // This file is part of AceWiki.
  // Copyright 2008-2013, AceWiki developers.
  // 
  // AceWiki is free software: you can redistribute it and/or modify it under the terms of the GNU
  // Lesser General Public License as published by the Free Software Foundation, either version 3 of
  // the License, or (at your option) any later version.
  // 
  // AceWiki is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
  // even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  // Lesser General Public License for more details.
  // 
  // You should have received a copy of the GNU Lesser General Public License along with AceWiki. If
  // not, see http://www.gnu.org/licenses/.
  
  package ch.uzh.ifi.attempto.echocomp;
  
  import nextapp.echo.app.Alignment;
  import nextapp.echo.app.Column;
  import nextapp.echo.app.Extent;
  import nextapp.echo.app.Font;
  import nextapp.echo.app.Grid;
  import nextapp.echo.app.Insets;
  import nextapp.echo.app.ResourceImageReference;
  import nextapp.echo.app.Row;
  import nextapp.echo.app.WindowPane;
  import nextapp.echo.app.event.ActionEvent;
  import nextapp.echo.app.event.ActionListener;
  import nextapp.echo.app.event.WindowPaneEvent;
  import nextapp.echo.app.event.WindowPaneListener;
  import nextapp.echo.app.layout.GridLayoutData;
  
  /**
   * This is a convenience class for easy creation of message windows.
   * 
   * @author Tobias Kuhn
   */
  public class MessageWindow extends GeneralWindow implements ActionListener {
  
  	private static final long serialVersionUID = -6999194368016297503L;
  
  	private ActionListener actionListener;
  
  	/**
  	 * Creates a new message window.
  	 * 
  	 * @param title The title of the window (or text key for localization).
  	 * @param image The image to be displayed above the text.
  	 * @param message The message text (or text key for localization).
  	 * @param parent The parent window.
  	 * @param actionListener The action-listener.
  	 * @param options A list of options each represented by a button in the message window.
  	 */
  	public MessageWindow(String title, ResourceImageReference image, String message,
  			WindowPane parent, ActionListener actionListener, String... options) {
  		this.actionListener = actionListener;
  		setTitle(localize(title));
  		setTitleFont(new Font(Style.fontTypeface, Font.ITALIC, new Extent(13)));
  		setModal(true);
  		setWidth(new Extent(420));
  		setHeight(new Extent(180));
  		setResizable(false);
  		setMovable(true);
  		setTitleBackground(Style.windowTitleBackground);
  		setStyleName("Default");
  
  		addWindowPaneListener(new WindowPaneListener() {
  
  			private static final long serialVersionUID = -3897741327122083261L;
  
  			public void windowPaneClosing(WindowPaneEvent e) {
  				actionPerformed(new ActionEvent(MessageWindow.this, "Close"));
  			}
  
  		});
  
  		Grid grid = new Grid(1);
  		grid.setInsets(new Insets(10, 10, 10, 0));
  		grid.setColumnWidth(0, new Extent(400));
  		grid.setRowHeight(0, new Extent(90));
  
  		Column iconMessageColumn = new Column();
  		GridLayoutData layout1 = new GridLayoutData();
  		layout1.setAlignment(new Alignment(Alignment.LEFT, Alignment.TOP));
  		iconMessageColumn.setLayoutData(layout1);
  
  		if (image != null) {
  			iconMessageColumn.add(new Label(image));
  			iconMessageColumn.add(new VSpace(5));
  		}
  
  		Label label = new Label(localize(message));
  		label.setFont(new Font(Style.fontTypeface, Font.ITALIC, new Extent(13)));
  		iconMessageColumn.add(label);
  		grid.add(iconMessageColumn);
  
  		Row buttonBar = new Row();
  		buttonBar.setCellSpacing(new Extent(10));
  		buttonBar.setInsets(new Insets(0, 0, 0, 10));
  		for (String s : options) {
  			buttonBar.add(new GeneralButton(s, this, 100));
  		}
  		if (options.length == 1) {
  			EchoThread.getActiveApplication().setFocusedComponent(buttonBar.getComponent(0));
  		}
  		GridLayoutData layout2 = new GridLayoutData();
  		layout2.setAlignment(new Alignment(Alignment.CENTER, Alignment.BOTTOM));
  		buttonBar.setLayoutData(layout2);
  		grid.add(buttonBar);
  
  		add(grid);
  
  		setCentered(parent);
  	}
  
  	/**
  	 * Creates a new message window.
  	 * 
  	 * @param title The title of the window (or text key for localization).
  	 * @param message The message text (or text key for localization).
  	 * @param parent The parent window.
  	 * @param actionListener The action-listener.
  	 * @param options A list of options each represented by a button in the message window.
  	 */
  	public MessageWindow(String title, String message, WindowPane parent,
  			ActionListener actionListener, String... options) {
  		this(title, null, message, parent, actionListener, options);
  	}
  
  	/**
  	 * Creates a new message window.
  	 * 
  	 * @param title The title of the window (or text key for localization).
  	 * @param message The message text (or text key for localization).
  	 * @param parent The parent window.
  	 * @param options A list of options each represented by a button in the message window.
  	 */
  	public MessageWindow(String title, String message, WindowPane parent, String... options) {
  		this(title, null, message, parent, null, options);
  	}
  
  	/**
  	 * Creates a new message window.
  	 * 
  	 * @param title The title of the window (or text key for localization).
  	 * @param message The message text (or text key for localization).
  	 * @param options A list of options each represented by a button in the message window.
  	 */
  	public MessageWindow(String title, String message, String... options) {
  		this(title, null, message, null, null, options);
  	}
  
  	public void actionPerformed(ActionEvent e) {
  		setVisible(false);
  		if (actionListener != null) {
  			actionListener.actionPerformed(new ActionEvent(this, e.getActionCommand()));
  		}
  	}
  	
  	private String localize(String s) {
  		String text = LocaleResources.getString(s);
  		if (text == null) text = s;
  		return text;
  	}
  
  }
  