/jEdit/tags/jedit-4-5-pre1/org/gjt/sp/jedit/gui/SplashScreen.java
Java | 209 lines | 142 code | 29 blank | 38 comment | 10 complexity | 4a54539ba6d8fa22644487fde3c36abd MD5 | raw file
Possible License(s): BSD-3-Clause, AGPL-1.0, Apache-2.0, LGPL-2.0, LGPL-3.0, GPL-2.0, CC-BY-SA-3.0, LGPL-2.1, GPL-3.0, MPL-2.0-no-copyleft-exception, IPL-1.0
- /*
- * SplashScreen.java - Splash screen
- * Copyright (C) 1998, 2004 Slava Pestov
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
- package org.gjt.sp.jedit.gui;
- //{{{ Imports
- import javax.swing.*;
- import java.awt.*;
- import org.gjt.sp.jedit.jEdit;
- import org.gjt.sp.util.Log;
- //}}}
- /**
- * The splash screen displayed on startup.
- * @version $Id: SplashScreen.java 13029 2008-07-08 08:43:48Z kpouer $
- */
- public class SplashScreen extends JComponent
- {
- //{{{ SplashScreen constructor
- public SplashScreen()
- {
- setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
- setBackground(Color.white);
- setFont(defaultFont);
- fm = getFontMetrics(defaultFont);
- image = getToolkit().getImage(
- getClass().getResource("/org/gjt/sp/jedit/icons/splash.png"));
- MediaTracker tracker = new MediaTracker(this);
- tracker.addImage(image,0);
- try
- {
- tracker.waitForAll();
- }
- catch(Exception e)
- {
- Log.log(Log.ERROR,this,e);
- }
- Dimension screen = getToolkit().getScreenSize(); // sane default
- win = new JWindow();
- GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
- GraphicsDevice[] gs = ge.getScreenDevices();
- GraphicsDevice gd = gs[0];
- if (gd != null)
- {
- GraphicsConfiguration gconf = gd.getDefaultConfiguration();
- if (gconf != null)
- {
- Rectangle bounds = gconf.getBounds();
- screen = new Dimension(bounds.width, bounds.height);
- }
- }
- Dimension size = new Dimension(image.getWidth(this) + 2,
- image.getHeight(this) + 2 + PROGRESS_HEIGHT);
- win.setSize(size);
- win.getContentPane().add(this, BorderLayout.CENTER);
- win.setLocation((screen.width - size.width) / 2,
- (screen.height - size.height) / 2);
- win.validate();
- win.setVisible(true);
- } //}}}
- //{{{ dispose() method
- public void dispose()
- {
- win.dispose();
- } //}}}
- //{{{ advance() methods
- public synchronized void advance()
- {
- logAdvanceTime(null);
- progress++;
- repaint();
- // wait for it to be painted to ensure progress is updated
- // continuously
- try
- {
- wait();
- }
- catch(InterruptedException ie)
- {
- Log.log(Log.ERROR,this,ie);
- }
- }
- public synchronized void advance(String label)
- {
- logAdvanceTime(label);
- progress++;
- this.label = label;
- repaint();
- // wait for it to be painted to ensure progress is updated
- // continuously
- try
- {
- wait();
- }
- catch(InterruptedException ie)
- {
- Log.log(Log.ERROR,this,ie);
- }
- } //}}}
- //{{{ logAdvanceTime() method
- private void logAdvanceTime(String label)
- {
- long currentTime = System.currentTimeMillis();
- if (lastLabel != null)
- {
- Log.log(Log.DEBUG, SplashScreen.class,
- lastLabel +':'+(currentTime - lastAdvanceTime) + "ms");
- }
- if (label != null)
- {
- lastLabel = label;
- lastAdvanceTime = currentTime;
- }
- } //}}}
- //{{{ paintComponent() method
- @Override
- public synchronized void paintComponent(Graphics g)
- {
- Dimension size = getSize();
- g.setColor(Color.black);
- g.drawRect(0,0,size.width - 1,size.height - 1);
- g.drawImage(image,1,1,this);
- // XXX: This should not be hardcoded
- g.setColor(Color.white);
- g.fillRect(1,image.getHeight(this) + 1,
- ((win.getWidth() - 2) * progress) / PROGRESS_COUNT, PROGRESS_HEIGHT);
- g.setColor(Color.black);
- if (label != null)
- {
- int drawOffsetX = (getWidth() - fm.stringWidth(label)) / 2;
- int drawOffsetY = image.getHeight(this) + (PROGRESS_HEIGHT
- + fm.getAscent() + fm.getDescent()) / 2;
- paintString(g, label, drawOffsetX, drawOffsetY);
- }
- String version = "version " + jEdit.getVersion();
- int drawOffsetX = (getWidth() / 2) - (fm.stringWidth(version) / 2);
- int drawOffsetY = image.getHeight(this) - fm.getDescent() - 2;
- paintString(g, version, drawOffsetX, drawOffsetY);
- notify();
- } //}}}
- //{{{ paintString() method
- private void paintString(Graphics g, String version, int drawOffsetX,
- int drawOffsetY)
- {
- g.setFont( labelFont );
- g.setColor( versionColor1 );
- g.drawString( version, drawOffsetX, drawOffsetY );
- // Draw a highlight effect
- g.setColor( versionColor2 );
- g.drawString( version, drawOffsetX + 1, drawOffsetY + 1 );
- } //}}}
- //{{{ private members
- private final FontMetrics fm;
- private final JWindow win;
- private final Image image;
- private int progress;
- private static final int PROGRESS_HEIGHT = 20;
- private static final int PROGRESS_COUNT = 28;
- private String label;
- private String lastLabel;
- private long lastAdvanceTime = System.currentTimeMillis();
- private Font defaultFont = new Font("Dialog",Font.PLAIN,10);
- private Font labelFont = UIManager.getFont("Label.font").deriveFont(9.8f);
- private Color versionColor1 = new Color(55, 55, 55);
- private Color versionColor2 = new Color(255, 255, 255, 50);
- //}}}
- }