
2004-04-09 Thomas Fitzsimmons <fitzsim@redhat.com> * gnu/java/awt/peer/gtk/GtkPanelPeer.java (connectSignals): Remove method. * jni/gtk-peer/gnu_java_awt_peer_gtk_GtkPanelPeer.c: Remove unused code. 2004-04-02 Olga Rodimina <rodimina@redhat.com> * Makefile.am: Added new file. * Makefile.in: Regenerate. * javax/swing/ImageIcon.java: (ImageIcon(file)): set description of the icon to the file name * javax/swing/JCheckBoxMenuItem.java: Mostly Implemented. Work in progress. * javax/swing/JRadioButtonMenuItem.java: Reimplement constructors to use JToggleButtonModel. * javax/swing/plaf/basic/BasicIconFactory.java: (getCheckBoxMenuItemIcon): return check box icon. * javax/swing/plaf/basic/BasicMenuItemUI.java: paint menu item selected only when it is armed and pressed. 2004-04-02 David Jee <djee@redhat.com> * gnu/java/awt/peer/gtk/GtkMenuItemPeer.java (GtkMenuItemPeer): Only connect signals if this isn't a Menu peer. * java/awt/Component.java (add): Set the parent of the popup as this component. * java/awt/PopupMenu.java (addNotify): Create popup menu when peer is null. (show): Call addNotify() if peer is null. * jni/gtk-peer/gnu_java_awt_peer_gtk_GtkPopupMenuPeer.c (Java_gnu_java_awt_peer_gtk_GtkPopupMenuPeer_show): Set the button argument for gtk_menu_popup() as zero. This causes the popup menu to respond to any mouse button. 2004-03-31 Olga Rodimina <rodimina@redhat.com> * Makefile.am: Added new file. * Makefile.in: Regenerate. * javax/swing/JRadioButtonMenuItem.java: Implemented. * javax/swing/plaf/basic/BasicIconFactory.java: (getRadioButtonMenuItemIcon): Return radio button icon. * javax/swing/plaf/basic/BasicMenuItemUI.java: (getPreferredSize): Add size of checkIcon if it exists. (installDefaults): Don't initialize checkIcon. It's value will be set in subclasses. (uninstallDefaults): remove uninstallation of checkIcon. (paint): Moved code to paintMenuItem(). (paintMenuItem): Implemented. * javax/swing/plaf/basic/BasicRadioButtonMenuItemUI.java: UI delegate for JRadioButtonMenuItem. 2004-03-29 Olga Rodimina <rodimina@redhat.com> * javax/swing/plaf/basic/BasicMenuItemUI.java: Corrected position of the accelerator. 2004-03-29 Olga Rodimina <rodimina@redhat.com> * Makefile.am: Added new file. * Makefile.in: Regenerate. * javax/swing/JMenuItem.java: Partly implemented. Work in progress * javax/swing/plaf/basic/BasicLookAndFeel.java: Changed default value of acceleratorDelimiter. * javax/swing/plaf/basic/BasicMenuItemUI.java: New class. Partly implemented. 2004-03-26 Mark Wielaard <mark@klomp.org> * native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkChoicePeer.c (item_activate): Declare label before use. * native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkComponentPeer.c (gtkSetFont): Removed unused variable label. (addExposeFilter): Declare variables before use. (removeExposeFilter): Likewise. * native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkFileDialogPeer.c (ok_clicked): Declare str_fileName before use. 2004-03-26 David Jee <djee@redhat.com> * gnu/java/awt/peer/gtk/GtkMenuPeer.java (addSeparator): Remove. * java/awt/Menu.java (separator): Remove static final MenuItem field. (separatorLabel): New static final String field. (addSeparator): Do not use peer method; use add(MenuItem) instead. Use separatorLabel to denote that it is a separator. (insertSeparator): Create a new MenuItem with separatorLabel, instead of reusing the static separator instance, because a MenuItem instance can't be added more than once without being cloned. * java/awt/peer/MenuPeer.java (addSeparator): Remove from interface. 2004-03-26 David Jee <djee@redhat.com> * gnu/java/awt/peer/gtk/GtkMenuItemPeer.java (connectSignals): New native method declaration. (GtkMenuItemPeer): Connect signals if the parent is a Menu. * java/awt/MenuItem.java (getActionCommand): Return the label if the action command is not set. * jni/gtk-peer/gnu_java_awt_peer_gtk_GtkMenuBarPeer.c (Java_gnu_java_awt_peer_gtk_GtkMenuBarPeer_addMenu): Use gtk_menu_shell_append(). * jni/gtk-peer/gnu_java_awt_peer_gtk_GtkMenuItemPeer.c (item_activate): Fix argument type. (Java_gnu_java_awt_peer_gtk_GtkMenuItemPeer_create): Do not connect signal here. (Java_gnu_java_awt_peer_gtk_GtkMenuItemPeer_connectSignals): New method. * jni/gtk-peer/gnu_java_awt_peer_gtk_GtkMenuPeer.c (Java_gnu_java_awt_peer_gtk_GtkMenuPeer_create): Check if a label is given. Add the menu widget's top-level GtkWindow to the global window group, so it can grab the pointer. (Java_gnu_java_awt_peer_gtk_GtkMenuPeer_addItem): Use gtk_menu_shell_append(). 2004-03-23 Graydon Hoare <graydon@redhat.com> * java/text/AttributedString.java (addAttribute): Fix off-by-one. (getIterator): Likewise. * java/text/AttributedStringIterator.java (getRunLimit): Correct logic. (getRunStart): Likewise. (getAttribute): Fix inequality. (getAttributes): Likewise. * testsuite/libjava.mauve/xfails: Remove AttributedString xfail. 2004-03-23 Kim Ho <kho@redhat.com> * javax/swing/plaf/basic/BasicTabbedPaneUI.java: (calculateSizes): Return real width and height. 2004-03-23 Kim Ho <kho@redhat.com> * javax/swing/plaf/basic/BasicTabbedPaneUI.java (calculateTabRects): Set the selectedRun before trying to rotate tabs. 2004-03-23 Kim Ho <kho@redhat.com> * Makefile.am: New file * Makefile.in: Regenerate * java/awt/Graphics.java: (drawRect): Draw to the correct point. * javax/swing/DefaultSingleSelectionModel.java (isSelected): Return true if the selected index is not -1. * javax/swing/JLabel.java: Do not change mnemonic index if text is null. * javax/swing/JProgressBar.java: Use JComponent's EventListenerList. * javax/swing/JScrollBar.java: Ditto. * javax/swing/JSlider.java: Ditto. * javax/swing/JTabbedPane.java: Reimplement. * javax/swing/plaf/basic/BasicLookAndFeel.java: Add defaults for TabbedPane. * javax/swing/plaf/basic/BasicArrowButton.java: Implement * javax/swing/plaf/basic/BasicProgressBarUI.java: (paintDeterminate): Don't paint String if it's empty. (paintIndeterminate): ditto. * javax/swing/plaf/basic/BasicTabbedPaneUI.java: Reimplement. 2004-03-19 Michael Koch <konqueror@gmx.de> * java/awt/image/AffineTransformOp.java (AffineTransformOp): Made public. * javax/swing/JComponent.java (listenerList): Made protected. (accessibleContext): Likewise. * javax/swing/JList.java (valueChanged): Dont use internal fields of ListSelectionEvent. * javax/swing/JViewport.java (getView): Dont use internal fields of Component. (addImpl): Likewise. * javax/swing/Timer.java (isRunning): Made public. (start): Likewise. (stop): Likewise. * javax/swing/UIDefaults.java (getInt): Made public. * javax/swing/plaf/basic/BasicListUI.java (mousePressed): Dont use internal fields of MouseEvent. (propertyChanged): Dont use internal fields of PropertyChangeEvent. * javax/swing/plaf/basic/BasicScrollBarUI.java (arrowIcon): Made static. * javax/swing/plaf/basic/BasicViewportUI.java (stateChanged): Dont use internal field on ChangeEvent. * javax/swing/text/JTextComponent.java (getUI): Call UIManager.getUI(). (updateUI): Use getUI(). 2004-03-19 Graydon Hoare <graydon@redhat.com> * javax/swing/JComponent.java: Turn off double buffer by default. * javax/swing/plaf/basic/BasicViewportUI.java: Clear rects before painting. * jni/gtk-peer/gnu_java_awt_peer_gtk_GdkGraphics2D.c (Java_gnu_java_awt_peer_gtk_GdkGraphics2D_gdkDrawDrawable): Use cairo to copy areas. (Java_gnu_java_awt_peer_gtk_GdkGraphics2D_cairoClip): Initialize and set clip region. 2004-03-15 Thomas Fitzsimmons <fitzsim@redhat.com> * java/applet/Applet.java (preferredSize): Override deprecated variant of getPreferredSize. (minimumSize): Override deprecated variant of getMinimumSize. 2004-03-15 Olga Rodimina <rodimina@redhat.com> * gnu/java/awt/peer/gtk/GdkGraphics2D.java (drawImage(img,xform,bgcolor,obs)): New Method. Helper function that every drawImage method will use. (drawRaster): Added new parameter, bgcolor. All transparent pixels are changed to bgcolor before image is drawn. (drawRenderedImage): Fixed to use changed drawRaster(). (drawImage(image,xform,obs): Fixed to use new helper function (drawImage(image,op,x,y)): Ditto. (drawImage (img,x,y,observer)): Ditto. ((PainterThread) bgcolor): New Field. ((PainterThread) (setPixels)): Changed all transparent pixels to bgcolor. (drawImage(img,x,y,width,height,bgcolor,observer)): Fixed FIXME - all the transparent pixels are changed to the specified bgcolor. (drawImage(img, x, y, width, height, observer): Changed to use function above. (drawImage (img,dx1,dy1,dx2,dy2,sx1,sy1,sx2,sy2,bgcolor,observer)): Fixed FIXME- changed all transparent pixels to bgcolor. (drawImage (img, dx1, dy1, dx2, dy2, sx1, sy1, sx2, sy2, observer)): Changed to use function above. 2004-03-14 Thomas Fitzsimmons <fitzsim@redhat.com> * java/applet/Applet.java (dimensions): New field. (getDimensions): New method. (getPreferredSize): Call getDimensions. (getMinimumSize): Likewise. 2004-03-13 Thomas Fitzsimmons <fitzsim@redhat.com> * jni/classpath/jcl.c: Include stdlib.h, not malloc.h. * jni/classpath/jnilink.c: Likewise. * java/applet/Applet.java (getPreferredSize): New method. (getMinimumSize): New method. From-SVN: r80762
669 lines
18 KiB
Java
669 lines
18 KiB
Java
/* JProgressBar.java --
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Copyright (C) 2002, 2004 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package javax.swing;
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import java.awt.Graphics;
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import java.io.IOException;
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import java.io.ObjectOutputStream;
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import javax.accessibility.Accessible;
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import javax.accessibility.AccessibleContext;
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import javax.accessibility.AccessibleRole;
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import javax.accessibility.AccessibleStateSet;
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import javax.accessibility.AccessibleValue;
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import javax.swing.event.ChangeEvent;
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import javax.swing.event.ChangeListener;
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import javax.swing.event.EventListenerList;
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import javax.swing.plaf.ProgressBarUI;
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/**
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* <p>
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* The ProgressBar is a widget that displays in two modes. In
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* determinate mode, it displays fills a percentage of its bar
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* based on its current value. In indeterminate mode, it creates
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* box and bounces it between its bounds.
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* </p>
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*
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* <p>
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* JProgressBars have the following properties:
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* </p>
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*
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* <table>
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* <tr><th> Property </td><th> Stored in </td><th> Bound? </td></tr>
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* <tr><td> borderPainted </td><td> progressBar </td><td> yes </td></tr>
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* <tr><td> changeListeners </td><td> progressBar </td><td> no </td></tr>
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* <tr><td> indeterminate </td><td> progressBar </td><td> yes </td></tr>
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* <tr><td> maximum </td><td> model </td><td> no </td></tr>
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* <tr><td> minimum </td><td> model </td><td> no </td></tr>
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* <tr><td> model </td><td> progressBar </td><td> no </td></tr>
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* <tr><td> orientation </td><td> progressBar </td><td> yes </td></tr>
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* <tr><td> percentComplete </td><td> progressBar </td><td> no </td></tr>
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* <tr><td> string </td><td> progressBar </td><td> yes </td></tr>
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* <tr><td> stringPainted </td><td> progressBar </td><td> yes </td></tr>
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* <tr><td> value </td><td> model </td><td> no </td></tr>
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* </table>
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*/
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public class JProgressBar extends JComponent implements SwingConstants,
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Accessible
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{
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/**
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* AccessibleJProgressBar
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*/
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protected class AccessibleJProgressBar extends AccessibleJComponent
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implements AccessibleValue
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{
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/**
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* Constructor AccessibleJProgressBar
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*
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* @param component TODO
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*/
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protected AccessibleJProgressBar(JProgressBar component)
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{
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super(component);
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}
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/**
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* getAccessibleStateSet
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*
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* @return AccessibleStateSet
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*/
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public AccessibleStateSet getAccessibleStateSet()
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{
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return null;
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}
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/**
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* getAccessibleRole
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*
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* @return AccessibleRole
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*/
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public AccessibleRole getAccessibleRole()
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{
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return AccessibleRole.PROGRESS_BAR;
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}
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/**
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* getAccessibleValue
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*
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* @return AccessibleValue
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*/
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public AccessibleValue getAccessibleValue()
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{
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return null;
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}
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/**
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* getCurrentAccessibleValue
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*
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* @return Number
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*/
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public Number getCurrentAccessibleValue()
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{
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return null;
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}
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/**
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* setCurrentAccessibleValue
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*
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* @param value0 TODO
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*
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* @return boolean
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*/
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public boolean setCurrentAccessibleValue(Number value0)
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{
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return false;
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}
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/**
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* getMinimumAccessibleValue
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*
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* @return Number
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*/
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public Number getMinimumAccessibleValue()
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{
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return null;
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}
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/**
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* getMaximumAccessibleValue
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*
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* @return Number
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*/
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public Number getMaximumAccessibleValue()
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{
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return null;
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}
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}
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/** Fired in a PropertyChangeEvent when the "borderPainted" property changes. */
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public static final String BORDER_PAINTED_CHANGED_PROPERTY = "borderPainted";
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/** Fired in a PropertyChangeEvent when the "orientation" property changes. */
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public static final String ORIENTATION_CHANGED_PROPERTY = "orientation";
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/** Fired in a PropertyChangeEvent when the "string" property changes. */
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public static final String STRING_CHANGED_PROPERTY = "string";
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/** Fired in a PropertyChangeEvent when the "stringPainted" property changes. */
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public static final String STRING_PAINTED_CHANGED_PROPERTY = "stringPainted";
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/** Fired in a PropertyChangeEvent when the "indeterminate" property changes. */
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public static final String INDETERMINATE_CHANGED_PROPERTY = "indeterminate";
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/** Whether the ProgressBar is determinate. */
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private transient boolean indeterminate = false;
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/** The orientation of the ProgressBar */
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protected int orientation = HORIZONTAL;
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/** Whether borders should be painted. */
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protected boolean paintBorder = true;
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/** The model describing this ProgressBar. */
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protected BoundedRangeModel model;
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/** The string that is displayed by the ProgressBar. */
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protected String progressString;
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/** Whether the string should be painted. */
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protected boolean paintString = false;
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/** The static changeEvent passed to all ChangeListeners. */
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protected transient ChangeEvent changeEvent;
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/** The ChangeListener that listens to the model. */
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protected ChangeListener changeListener;
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/**
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* Creates a new horizontally oriented JProgressBar object
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* with a minimum of 0 and a maximum of 100.
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*/
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public JProgressBar()
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{
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this(0, 100, HORIZONTAL);
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}
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/**
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* Creates a new JProgressBar object with a minimum of 0,
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* a maximum of 100, and the given orientation.
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*
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* @param orientation The orientation of the JProgressBar.
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*/
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public JProgressBar(int orientation)
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{
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this(0, 100, orientation);
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}
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/**
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* Creates a new horizontally oriented JProgressBar object
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* with the given minimum and maximum.
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*
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* @param minimum The minimum of the JProgressBar.
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* @param maximum The maximum of the JProgressBar.
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*/
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public JProgressBar(int minimum, int maximum)
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{
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this(minimum, maximum, HORIZONTAL);
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}
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/**
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* Creates a new JProgressBar object with the given minimum,
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* maximum, and orientation.
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*
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* @param minimum The minimum of the JProgressBar.
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* @param maximum The maximum of the JProgressBar.
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* @param orientation The orientation of the JProgressBar.
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*/
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public JProgressBar(int minimum, int maximum, int orientation)
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{
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model = new DefaultBoundedRangeModel(minimum, 0, minimum, maximum);
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if (orientation != HORIZONTAL && orientation != VERTICAL)
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throw new IllegalArgumentException(orientation + " is not a legal orientation");
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this.orientation = orientation;
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changeListener = createChangeListener();
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model.addChangeListener(changeListener);
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updateUI();
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}
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/**
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* Creates a new horizontally oriented JProgressBar object
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* with the given model.
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*
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* @param model The model to be used with the JProgressBar.
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*/
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public JProgressBar(BoundedRangeModel model)
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{
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this.model = model;
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changeListener = createChangeListener();
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model.addChangeListener(changeListener);
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updateUI();
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}
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/**
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* This method returns the current value of the JProgressBar.
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*
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* @return The current value of the JProgressBar.
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*/
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public int getValue()
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{
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return model.getValue();
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}
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/**
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* This method sets the value of the JProgressBar.
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*
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* @param value The value of the JProgressBar.
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*/
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public void setValue(int value)
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{
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model.setValue(value);
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}
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/**
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* This method paints the border of the JProgressBar
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*
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* @param graphics The graphics object to paint with.
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*/
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protected void paintBorder(Graphics graphics)
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{
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getBorder().paintBorder(this, graphics, 0, 0,
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getWidth(),
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getHeight());
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}
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/**
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* This method returns the orientation of the JProgressBar.
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*
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* @return The orientation of the JProgressBar.
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*/
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public int getOrientation()
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{
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return orientation;
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}
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/**
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* This method changes the orientation property. The orientation of the
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* JProgressBar can be either horizontal or vertical.
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*
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* @param orientation The orientation of the JProgressBar.
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*/
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public void setOrientation(int orientation)
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{
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if (orientation != VERTICAL && orientation != HORIZONTAL)
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throw new IllegalArgumentException("orientation must be one of VERTICAL or HORIZONTAL");
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if (this.orientation != orientation)
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{
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int oldOrientation = this.orientation;
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this.orientation = orientation;
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firePropertyChange(ORIENTATION_CHANGED_PROPERTY, oldOrientation,
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this.orientation);
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}
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}
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/**
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* This method returns whether the progressString will be painted.
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*
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* @return Whether the string is painted.
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*/
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public boolean isStringPainted()
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{
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return paintString;
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}
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/**
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* This method changes the stringPainted property.
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*
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* @param painted Whether the string is painted.
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*/
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public void setStringPainted(boolean painted)
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{
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if (paintString != painted)
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{
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boolean oldPainted = paintString;
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paintString = painted;
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firePropertyChange(STRING_PAINTED_CHANGED_PROPERTY, oldPainted,
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paintString);
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}
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}
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/**
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* This method returns the string that is painted if the
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* stringPainted property is set to true. If there is no
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* string set, it will return a string containing the
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* JProgressBar's value as a percent.
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*
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* @return The string that is painted.
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*/
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public String getString()
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{
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if (progressString != null)
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return progressString;
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else
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|
return (int) (getPercentComplete() * 100) + "%";
|
|
}
|
|
|
|
/**
|
|
* This method changes the string property. The string
|
|
* given will be the one painted. If you want to
|
|
* revert to the default string given, set the
|
|
* string to null.
|
|
*
|
|
* @param string The string to be painted.
|
|
*/
|
|
public void setString(String string)
|
|
{
|
|
if (((string == null || progressString == null) &&
|
|
string != progressString) || (string != null &&
|
|
! string.equals(progressString)))
|
|
{
|
|
String oldString = progressString;
|
|
progressString = string;
|
|
firePropertyChange(STRING_CHANGED_PROPERTY, oldString, progressString);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This method returns the percent of the bar
|
|
* that is "complete". (This is the amount value / (max - min)).
|
|
*
|
|
* @return DOCUMENT ME!
|
|
*/
|
|
public double getPercentComplete()
|
|
{
|
|
if (getMaximum() == getMinimum())
|
|
return 1.0;
|
|
else
|
|
return (double) (model.getValue() - model.getMinimum()) / (model
|
|
.getMaximum()
|
|
- model.getMinimum());
|
|
}
|
|
|
|
/**
|
|
* This method returns whether the border is painted.
|
|
*
|
|
* @return Whether the border is painted.
|
|
*/
|
|
public boolean isBorderPainted()
|
|
{
|
|
return paintBorder;
|
|
}
|
|
|
|
/**
|
|
* This method changes the borderPainted property.
|
|
*
|
|
* @param painted Whether the border is painted.
|
|
*/
|
|
public void setBorderPainted(boolean painted)
|
|
{
|
|
if (painted != paintBorder)
|
|
{
|
|
boolean oldPainted = paintBorder;
|
|
paintBorder = painted;
|
|
firePropertyChange(BORDER_PAINTED_CHANGED_PROPERTY, oldPainted,
|
|
paintBorder);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This method returns the JProgressBar's UI delegate.
|
|
*
|
|
* @return This JProgressBar's UI delegate.
|
|
*/
|
|
public ProgressBarUI getUI()
|
|
{
|
|
return (ProgressBarUI) ui;
|
|
}
|
|
|
|
/**
|
|
* This method changes the UI property for this JProgressBar.
|
|
*
|
|
* @param ui The new UI delegate.
|
|
*/
|
|
public void setUI(ProgressBarUI ui)
|
|
{
|
|
super.setUI(ui);
|
|
}
|
|
|
|
/**
|
|
* This method reverts the UI delegate for this JProgressBar
|
|
* to the default for this Look and Feel.
|
|
*/
|
|
public void updateUI()
|
|
{
|
|
setUI((ProgressBarUI) UIManager.getUI(this));
|
|
invalidate();
|
|
}
|
|
|
|
/**
|
|
* This method returns the identifier to allow the UIManager
|
|
* to pick the correct class to act as the UI for
|
|
* this JProgressBar.
|
|
*
|
|
* @return The UIClassID: "ProgressBarUI".
|
|
*/
|
|
public String getUIClassID()
|
|
{
|
|
return "ProgressBarUI";
|
|
}
|
|
|
|
/**
|
|
* This method returns a ChangeListener that gets registered
|
|
* model. By default, the ChangeListener, propagates the
|
|
* ChangeEvents to the ChangeListeners of the JProgressBar.
|
|
*
|
|
* @return A new ChangeListener.
|
|
*/
|
|
protected ChangeListener createChangeListener()
|
|
{
|
|
return new ChangeListener()
|
|
{
|
|
public void stateChanged(ChangeEvent ce)
|
|
{
|
|
fireStateChanged();
|
|
}
|
|
};
|
|
}
|
|
|
|
/**
|
|
* This method adds a ChangeListener to this JProgressBar.
|
|
*
|
|
* @param listener The ChangeListener to add to this JProgressBar.
|
|
*/
|
|
public void addChangeListener(ChangeListener listener)
|
|
{
|
|
listenerList.add(ChangeListener.class, listener);
|
|
}
|
|
|
|
/**
|
|
* This method removes a ChangeListener from this JProgressBar.
|
|
*
|
|
* @param listener The ChangeListener to remove from this JProgressBar.
|
|
*/
|
|
public void removeChangeListener(ChangeListener listener)
|
|
{
|
|
listenerList.remove(ChangeListener.class, listener);
|
|
}
|
|
|
|
/**
|
|
* This method returns an array of all ChangeListeners listening to this
|
|
* progress bar.
|
|
*
|
|
* @return An array of ChangeListeners listening to this progress bar.
|
|
*/
|
|
public ChangeListener[] getChangeListeners()
|
|
{
|
|
return (ChangeListener[]) listenerList.getListeners(ChangeListener.class);
|
|
}
|
|
|
|
/**
|
|
* This method is called when the JProgressBar receives a ChangeEvent
|
|
* from its model. This simply propagates the event (changing the source
|
|
* to the JProgressBar) to the JProgressBar's listeners.
|
|
*/
|
|
protected void fireStateChanged()
|
|
{
|
|
Object[] changeListeners = listenerList.getListenerList();
|
|
if (changeEvent == null)
|
|
changeEvent = new ChangeEvent(this);
|
|
for (int i = changeListeners.length - 2; i >= 0; i -= 2)
|
|
{
|
|
if (changeListeners[i] == ChangeListener.class)
|
|
((ChangeListener) changeListeners[i + 1]).stateChanged(changeEvent);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This method returns the model used with this JProgressBar.
|
|
*
|
|
* @return The model used with this JProgressBar.
|
|
*/
|
|
public BoundedRangeModel getModel()
|
|
{
|
|
return model;
|
|
}
|
|
|
|
/**
|
|
* This method changes the model property for this JProgressBar.
|
|
*
|
|
* @param model The model to use with this JProgressBar.
|
|
*/
|
|
public void setModel(BoundedRangeModel model)
|
|
{
|
|
if (model != this.model)
|
|
{
|
|
this.model.removeChangeListener(changeListener);
|
|
this.model = model;
|
|
this.model.addChangeListener(changeListener);
|
|
fireStateChanged();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This method returns the minimum value of this JProgressBar.
|
|
*
|
|
* @return The minimum value of this JProgressBar.
|
|
*/
|
|
public int getMinimum()
|
|
{
|
|
return model.getMinimum();
|
|
}
|
|
|
|
/**
|
|
* This method sets the minimum value of this JProgressBar.
|
|
*
|
|
* @param minimum The minimum value of this JProgressBar.
|
|
*/
|
|
public void setMinimum(int minimum)
|
|
{
|
|
model.setMinimum(minimum);
|
|
}
|
|
|
|
/**
|
|
* This method returns the maximum value of this JProgressBar.
|
|
*
|
|
* @return The maximum value of this JProgressBar.
|
|
*/
|
|
public int getMaximum()
|
|
{
|
|
return model.getMaximum();
|
|
}
|
|
|
|
/**
|
|
* This method sets the maximum value of this JProgressBar.
|
|
*
|
|
* @param maximum The maximum value of this JProgressBar.
|
|
*/
|
|
public void setMaximum(int maximum)
|
|
{
|
|
model.setMaximum(maximum);
|
|
}
|
|
|
|
/**
|
|
* This method returns a string that can be used to
|
|
* describe this JProgressBar. This method is usually
|
|
* only used for debugging purposes.
|
|
*
|
|
* @return A string that describes this JProgressBar.
|
|
*/
|
|
protected String paramString()
|
|
{
|
|
return "JProgressBar";
|
|
}
|
|
|
|
/**
|
|
* This method changes the indeterminate property. If the
|
|
* JProgressBar is determinate, it paints a percentage
|
|
* of the bar described by its value. If it is indeterminate,
|
|
* it simply bounces a box between the ends of the bar; the
|
|
* value of the JProgressBar is ignored.
|
|
*
|
|
* @param newValue Whether the JProgressBar is indeterminate.
|
|
*/
|
|
public void setIndeterminate(boolean newValue)
|
|
{
|
|
if (indeterminate != newValue)
|
|
{
|
|
boolean olddeter = indeterminate;
|
|
indeterminate = newValue;
|
|
firePropertyChange(INDETERMINATE_CHANGED_PROPERTY, olddeter,
|
|
indeterminate);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This method returns whether the JProgressBar is indeterminate.
|
|
*
|
|
* @return Whether this JProgressBar is indeterminate.
|
|
*/
|
|
public boolean isIndeterminate()
|
|
{
|
|
return indeterminate;
|
|
}
|
|
|
|
/**
|
|
* DOCUMENT ME!
|
|
*
|
|
* @return DOCUMENT ME!
|
|
*/
|
|
public AccessibleContext getAccessibleContext()
|
|
{
|
|
if (accessibleContext == null)
|
|
accessibleContext = new AccessibleJProgressBar(this);
|
|
return accessibleContext;
|
|
}
|
|
}
|