diff -r fd16c54261b3 -r 90ce3da70b43 jdk/src/share/classes/javax/swing/plaf/synth/SynthProgressBarUI.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/jdk/src/share/classes/javax/swing/plaf/synth/SynthProgressBarUI.java Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,283 @@ +/* + * Copyright 2002-2005 Sun Microsystems, Inc. All Rights Reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. Sun designates this + * particular file as subject to the "Classpath" exception as provided + * by Sun in the LICENSE file that accompanied this code. + * + * This code 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 + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + */ + +package javax.swing.plaf.synth; + +import java.awt.*; +import java.awt.geom.AffineTransform; +import java.awt.event.*; +import javax.swing.*; +import javax.swing.event.*; +import javax.swing.plaf.*; +import javax.swing.plaf.basic.BasicProgressBarUI; +import java.beans.PropertyChangeListener; +import java.beans.PropertyChangeEvent; +import java.io.Serializable; +import sun.swing.plaf.synth.SynthUI; +import sun.swing.SwingUtilities2; + +/** + * Synth's ProgressBarUI. + * + * @author Joshua Outwater + */ +class SynthProgressBarUI extends BasicProgressBarUI implements SynthUI, + PropertyChangeListener { + private SynthStyle style; + + private int progressPadding; + private boolean paintOutsideClip; + + public static ComponentUI createUI(JComponent x) { + return new SynthProgressBarUI(); + } + + protected void installListeners() { + super.installListeners(); + progressBar.addPropertyChangeListener(this); + } + + protected void uninstallListeners() { + super.uninstallListeners(); + progressBar.removePropertyChangeListener(this); + } + + protected void installDefaults() { + updateStyle(progressBar); + } + + private void updateStyle(JProgressBar c) { + SynthContext context = getContext(c, ENABLED); + SynthStyle oldStyle = style; + style = SynthLookAndFeel.updateStyle(context, this); + if (style != oldStyle) { + setCellLength(style.getInt(context, "ProgressBar.cellLength", 1)); + setCellSpacing(style.getInt(context, "ProgressBar.cellSpacing", 0)); + progressPadding = style.getInt(context, + "ProgressBar.progressPadding", 0); + paintOutsideClip = style.getBoolean(context, + "ProgressBar.paintOutsideClip", false); + } + context.dispose(); + } + + protected void uninstallDefaults() { + SynthContext context = getContext(progressBar, ENABLED); + + style.uninstallDefaults(context); + context.dispose(); + style = null; + } + + public SynthContext getContext(JComponent c) { + return getContext(c, getComponentState(c)); + } + + private SynthContext getContext(JComponent c, int state) { + return SynthContext.getContext(SynthContext.class, c, + SynthLookAndFeel.getRegion(c), style, state); + } + + private Region getRegion(JComponent c) { + return SynthLookAndFeel.getRegion(c); + } + + private int getComponentState(JComponent c) { + return SynthLookAndFeel.getComponentState(c); + } + + public int getBaseline(JComponent c, int width, int height) { + super.getBaseline(c, width, height); + if (progressBar.isStringPainted() && + progressBar.getOrientation() == JProgressBar.HORIZONTAL) { + SynthContext context = getContext(c); + Font font = context.getStyle().getFont(context); + FontMetrics metrics = progressBar.getFontMetrics(font); + context.dispose(); + return (height - metrics.getAscent() - metrics.getDescent()) / 2 + + metrics.getAscent(); + } + return -1; + } + + protected void setAnimationIndex(int newValue) { + if (paintOutsideClip) { + if (getAnimationIndex() == newValue) { + return; + } + super.setAnimationIndex(newValue); + progressBar.repaint(); + } else { + super.setAnimationIndex(newValue); + } + } + + public void update(Graphics g, JComponent c) { + SynthContext context = getContext(c); + + SynthLookAndFeel.update(context, g); + context.getPainter().paintProgressBarBackground(context, + g, 0, 0, c.getWidth(), c.getHeight(), + progressBar.getOrientation()); + paint(context, g); + context.dispose(); + } + + public void paint(Graphics g, JComponent c) { + SynthContext context = getContext(c); + + paint(context, g); + context.dispose(); + } + + protected void paint(SynthContext context, Graphics g) { + JProgressBar pBar = (JProgressBar)context.getComponent(); + int x = 0, y = 0, width = 0, height = 0; + if (!pBar.isIndeterminate()) { + Insets pBarInsets = pBar.getInsets(); + double percentComplete = pBar.getPercentComplete(); + if (percentComplete != 0.0) { + if (pBar.getOrientation() == JProgressBar.HORIZONTAL) { + x = pBarInsets.left + progressPadding; + y = pBarInsets.top + progressPadding; + width = (int)(percentComplete * (pBar.getWidth() + - (pBarInsets.left + progressPadding + + pBarInsets.right + progressPadding))); + height = pBar.getHeight() + - (pBarInsets.top + progressPadding + + pBarInsets.bottom + progressPadding); + + if (!SynthLookAndFeel.isLeftToRight(pBar)) { + x = pBar.getWidth() - pBarInsets.right - width + - progressPadding; + } + } else { // JProgressBar.VERTICAL + x = pBarInsets.left + progressPadding; + width = pBar.getWidth() + - (pBarInsets.left + progressPadding + + pBarInsets.right + progressPadding); + height = (int)(percentComplete * (pBar.getHeight() + - (pBarInsets.top + progressPadding + + pBarInsets.bottom + progressPadding))); + y = pBar.getHeight() - pBarInsets.bottom - height + - progressPadding; + + // When the progress bar is vertical we always paint + // from bottom to top, not matter what the component + // orientation is. + } + } + } else { + boxRect = getBox(boxRect); + x = boxRect.x + progressPadding; + y = boxRect.y + progressPadding; + width = boxRect.width - progressPadding - progressPadding; + height = boxRect.height - progressPadding - progressPadding; + } + context.getPainter().paintProgressBarForeground(context, g, + x, y, width, height, pBar.getOrientation()); + + if (pBar.isStringPainted() && !pBar.isIndeterminate()) { + paintText(context, g, pBar.getString()); + } + } + + protected void paintText(SynthContext context, Graphics g, + String title) { + Font font = context.getStyle().getFont(context); + FontMetrics metrics = SwingUtilities2.getFontMetrics(progressBar, g, + font); + + if (progressBar.isStringPainted()) { + String pBarString = progressBar.getString(); + Rectangle bounds = progressBar.getBounds(); + int strLength = context.getStyle().getGraphicsUtils(context). + computeStringWidth(context, font, metrics, pBarString); + + // Calculate the bounds for the text. + Rectangle textRect = new Rectangle( + (bounds.width / 2) - (strLength / 2), + (bounds.height - + (metrics.getAscent() + metrics.getDescent())) / 2, + 0, 0); + + // Progress bar isn't tall enough for the font. Don't paint it. + if (textRect.y < 0) { + return; + } + + // Paint the text. + SynthStyle style = context.getStyle(); + g.setColor(style.getColor(context, ColorType.TEXT_FOREGROUND)); + g.setFont(style.getFont(context)); + style.getGraphicsUtils(context).paintText(context, g, title, + textRect.x, textRect.y, -1); + } + } + + public void paintBorder(SynthContext context, Graphics g, int x, + int y, int w, int h) { + context.getPainter().paintProgressBarBorder(context, g, x, y, w, h, + progressBar.getOrientation()); + } + + public void propertyChange(PropertyChangeEvent e) { + if (SynthLookAndFeel.shouldUpdateStyle(e)) { + updateStyle((JProgressBar)e.getSource()); + } + } + + public Dimension getPreferredSize(JComponent c) { + Dimension size; + Insets border = progressBar.getInsets(); + FontMetrics fontSizer = progressBar.getFontMetrics( + progressBar.getFont()); + if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) { + size = new Dimension(getPreferredInnerHorizontal()); + } else { + size = new Dimension(getPreferredInnerVertical()); + } + // Ensure that the progress string will fit. + if (progressBar.isStringPainted()) { + String progString = progressBar.getString(); + int stringHeight = fontSizer.getHeight() + + fontSizer.getDescent(); + if (stringHeight > size.height) { + size.height = stringHeight; + } + // This is also for completeness. + int stringWidth = SwingUtilities2.stringWidth( + progressBar, fontSizer, progString); + if (stringWidth > size.width) { + size.width = stringWidth; + } + } + + size.width += border.left + border.right; + size.height += border.top + border.bottom; + + return size; + } +}