/* 
 * Copyright 2005 Paul Hinds
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.tp23.antinstaller.renderer.swing;

import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.Insets;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.PrintStream;
import java.util.ResourceBundle;

import javax.swing.BorderFactory;
import javax.swing.JLabel;
import javax.swing.JButton;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTabbedPane;
import javax.swing.JToggleButton;
import javax.swing.ImageIcon;

import org.tp23.antinstaller.page.ProgressPage;
import org.tp23.antinstaller.renderer.AntOutputRenderer;
import org.tp23.gui.widget.SystemOutJTextArea;
/**
 *
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: tp23</p>
 * @todo change absolute to Border layout and panels
 * @author Paul Hinds
 * @version $Id: ProgressPageRenderer.java,v 1.4 2006/12/21 00:03:00 teknopaul Exp $
 */
public class ProgressPageRenderer
	extends SwingPageRenderer
	implements AntOutputRenderer {

	private static final int MESSAGE_PANEL_HEIGHT = 30;

	private JPanel contentPanel = new JPanel();

	private JTabbedPane jTabbedPane = new JTabbedPane();
	private JPanel messagesPanel = new JPanel();
	private BorderLayout borderLayout1 = new BorderLayout();
	private JToggleButton jToggleButton = new JToggleButton();
	private JLabel feedBackLabel = new JLabel();
	private JLabel progressOn = null;
	private JLabel progressOff = null;
	private JPanel messagesLeft = null;
	private JPanel messagesRight = null;

	private SystemOutJTextArea outPanel = new SystemOutJTextArea();
	private SystemOutJTextArea errPanel = new SystemOutJTextArea();
	
	private boolean showTargets = true;
	private JScrollPane progressScrollPane = new JScrollPane();;
	private ProgressPanel progressPanel;

	public ProgressPageRenderer() {
		errPanel.setAsSystemErr();
		outPanel.setAsSystemOut();
	}
    /**
	 * getErr
	 * @return PrintStream
	 */
	public PrintStream getErr() {
		return errPanel.getOut();
	}
    /**
	 * getOut
	 * @return PrintStream
	 */
	public PrintStream getOut() {
		return outPanel.getOut();
	}

	/**
	 * instanceInit
	 */
	public void reInstanceInit() {
		feedBackLabel.setText(org.tp23.antinstaller.Installer.langPack.getString("click")+" "+ctx.getInstaller().getFinishButtonText()+" "+org.tp23.antinstaller.Installer.langPack.getString("toContinue"));
		jToggleButton.setText(org.tp23.antinstaller.Installer.langPack.getString("showDetails"));

		jTabbedPane.removeAll();
		jTabbedPane.add(org.tp23.antinstaller.Installer.langPack.getString("output"), outPanel);
		jTabbedPane.add(org.tp23.antinstaller.Installer.langPack.getString("errors"), errPanel);
	}

	public void instanceInit() {
		showTargets = ((ProgressPage)page).isShowTargets();
		contentPanel.setLayout(borderLayout1);
		this.add(contentPanel,BorderLayout.CENTER);
		
		messagesPanel.setLayout( new BorderLayout() );
		//Dimension messPanelSize = new Dimension(SizeConstants.PAGE_WIDTH,MESSAGE_PANEL_HEIGHT);
		//messagesPanel.setSize(messPanelSize);
		//messagesPanel.setPreferredSize(messPanelSize);
		//messagesPanel.setMaximumSize(messPanelSize);
		//messagesPanel.setMinimumSize(messPanelSize);

		ImageIcon progressOnIcon = createImageIcon("/resources/icons/progressOn.gif");
		progressOn = new JLabel( progressOnIcon );
		progressOnIcon.setImageObserver(progressOn);
		progressOff = new JLabel( createImageIcon("/resources/icons/progressOff.gif") );

		//FIXME not i18n properly since the sentence is not correct ordering in German
		feedBackLabel.setText(org.tp23.antinstaller.Installer.langPack.getString("click")+" "+ctx.getInstaller().getFinishButtonText()+" "+org.tp23.antinstaller.Installer.langPack.getString("toContinue"));
		//feedBackLabel.setBounds(new Rectangle(115, 7, 272, 22));
		jToggleButton.setText(org.tp23.antinstaller.Installer.langPack.getString("showDetails"));
		//jToggleButton.setBounds(new Rectangle(5, 7, 104, 22));
		//jToggleButton.setMargin(new Insets(0,0,0,0));

		messagesLeft = new JPanel();
		messagesLeft.add(jToggleButton, null);
		messagesLeft.add(feedBackLabel, null);

		messagesRight = new JPanel();
		messagesRight.add( progressOff );

		messagesPanel.add(messagesLeft, BorderLayout.WEST);
		messagesPanel.add(messagesRight, BorderLayout.EAST);
		
		jToggleButton.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent e) {
				if(jToggleButton.isSelected()){
					if(showTargets){
						contentPanel.remove(progressScrollPane);
					}
					contentPanel.add(jTabbedPane, BorderLayout.CENTER);
					contentPanel.doLayout();
					contentPanel.repaint();
				}
				else {
					contentPanel.remove(jTabbedPane);
					if(showTargets){
						contentPanel.add(progressScrollPane, BorderLayout.CENTER);
						progressScrollPane.revalidate();
					}
					contentPanel.doLayout();
					contentPanel.repaint();
				}
			}
		});

		jToggleButton.setIcon(getImage("/resources/icons/showdetails.png"));
		contentPanel.add(messagesPanel, BorderLayout.NORTH);


		if(showTargets){
			progressScrollPane.setBorder(BorderFactory.createEmptyBorder(10,5,5,5));
			contentPanel.add(progressScrollPane, BorderLayout.CENTER);
		}
		jTabbedPane.add(org.tp23.antinstaller.Installer.langPack.getString("output"), outPanel);
		jTabbedPane.add(org.tp23.antinstaller.Installer.langPack.getString("errors"), errPanel);
//		if(OutputField.isTrue( ctx.getInstaller().getAntialiased())){
//			outPanel.setAntialiased(true);
//			errPanel.setAntialiased(true);
//		}


		//jTabbedPane.setVisible(false);
		jTabbedPane.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
		contentPanel.setMaximumSize(new Dimension(SizeConstants.PAGE_WIDTH, Integer.MAX_VALUE));
		contentPanel.setMinimumSize(new Dimension(SizeConstants.PAGE_WIDTH, 100));
		contentPanel.setPreferredSize(new Dimension(SizeConstants.PAGE_WIDTH, SizeConstants.PAGE_HEIGHT-100));
		//contentPanel.add(jTabbedPane, null);
		//jTabbedPane.setBounds(new Rectangle(4, MESSAGE_PANEL_HEIGHT, PAGE_WIDTH-12, 214));


		this.getNextButton().setVisible(false);
		this.getFinishButton().setText(ctx.getInstaller().getFinishButtonText());
		this.getFinishButton().setVisible(true);
		this.getFinishButton().addActionListener(
			new ActionListener() {
				public void actionPerformed( ActionEvent e ) {
					messagesRight.removeAll();
					messagesRight.add( progressOn );
				}
			}
		);

	}

	public void setContext(SwingInstallerContext swingCtx){
		super.setContext(swingCtx);
		if(showTargets){
			progressPanel = new ProgressPanel(swingCtx.getInstallerContext());
			progressScrollPane.getViewport().add(progressPanel);
			this.swingCtx.setProgressPanel(progressPanel);
		}
		this.swingCtx.setFeedBackLabel(feedBackLabel);
	}


	/**
	 * updateInputFields
	 */
	public void updateInputFields() {

	}



	/**
	 * validateFields
	 *
	 * @return boolean
	 */
	public boolean validateFields() {
		return true;
	}



	/**
	 * updateDefaultValues
	 */
	public void updateDefaultValues() {
	}

    /** Returns an ImageIcon, or null if the path was invalid. */
    protected static ImageIcon createImageIcon(String path) {
        java.net.URL imgURL = org.tp23.antinstaller.Installer.class.getResource(path);
        if (imgURL != null) {
            return new ImageIcon(imgURL);
        } else {
            System.err.println("Couldn't find file: " + path);
            return null;
        }
    }

	public void stopPage() {
		messagesRight.removeAll();
		messagesRight.add( progressOff );
	}

}