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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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).
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 * 2 along with this work; if not, write to the Free Software Foundation,
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package javax.swing.plaf.metal;

import sun.swing.SwingUtilities2;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.event.InternalFrameEvent;
import java.util.EventListener;
import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeEvent;
import javax.swing.plaf.basic.BasicInternalFrameTitlePane;


Class that manages a JLF title bar
Author:Steve Wilson, Brian Beck
Since:1.3
/** * Class that manages a JLF title bar * @author Steve Wilson * @author Brian Beck * @since 1.3 */
public class MetalInternalFrameTitlePane extends BasicInternalFrameTitlePane { protected boolean isPalette = false; protected Icon paletteCloseIcon; protected int paletteTitleHeight; private static final Border handyEmptyBorder = new EmptyBorder(0,0,0,0);
Key used to lookup Color from UIManager. If this is null, getWindowTitleBackground is used.
/** * Key used to lookup Color from UIManager. If this is null, * <code>getWindowTitleBackground</code> is used. */
private String selectedBackgroundKey;
Key used to lookup Color from UIManager. If this is null, getWindowTitleForeground is used.
/** * Key used to lookup Color from UIManager. If this is null, * <code>getWindowTitleForeground</code> is used. */
private String selectedForegroundKey;
Key used to lookup shadow color from UIManager. If this is null, getPrimaryControlDarkShadow is used.
/** * Key used to lookup shadow color from UIManager. If this is null, * <code>getPrimaryControlDarkShadow</code> is used. */
private String selectedShadowKey;
Boolean indicating the state of the JInternalFrames closable property at updateUI time.
/** * Boolean indicating the state of the <code>JInternalFrame</code>s * closable property at <code>updateUI</code> time. */
private boolean wasClosable; int buttonsWidth = 0; MetalBumps activeBumps = new MetalBumps( 0, 0, MetalLookAndFeel.getPrimaryControlHighlight(), MetalLookAndFeel.getPrimaryControlDarkShadow(), (UIManager.get("InternalFrame.activeTitleGradient") != null) ? null : MetalLookAndFeel.getPrimaryControl() ); MetalBumps inactiveBumps = new MetalBumps( 0, 0, MetalLookAndFeel.getControlHighlight(), MetalLookAndFeel.getControlDarkShadow(), (UIManager.get("InternalFrame.inactiveTitleGradient") != null) ? null : MetalLookAndFeel.getControl() ); MetalBumps paletteBumps; private Color activeBumpsHighlight = MetalLookAndFeel. getPrimaryControlHighlight(); private Color activeBumpsShadow = MetalLookAndFeel. getPrimaryControlDarkShadow(); public MetalInternalFrameTitlePane(JInternalFrame f) { super( f ); } public void addNotify() { super.addNotify(); // This is done here instead of in installDefaults as I was worried // that the BasicInternalFrameUI might not be fully initialized, and // that if this resets the closable state the BasicInternalFrameUI // Listeners that get notified might be in an odd/uninitialized state. updateOptionPaneState(); } protected void installDefaults() { super.installDefaults(); setFont( UIManager.getFont("InternalFrame.titleFont") ); paletteTitleHeight = UIManager.getInt("InternalFrame.paletteTitleHeight"); paletteCloseIcon = UIManager.getIcon("InternalFrame.paletteCloseIcon"); wasClosable = frame.isClosable(); selectedForegroundKey = selectedBackgroundKey = null; if (MetalLookAndFeel.usingOcean()) { setOpaque(true); } } protected void uninstallDefaults() { super.uninstallDefaults(); if (wasClosable != frame.isClosable()) { frame.setClosable(wasClosable); } } protected void createButtons() { super.createButtons(); Boolean paintActive = frame.isSelected() ? Boolean.TRUE:Boolean.FALSE; iconButton.putClientProperty("paintActive", paintActive); iconButton.setBorder(handyEmptyBorder); maxButton.putClientProperty("paintActive", paintActive); maxButton.setBorder(handyEmptyBorder); closeButton.putClientProperty("paintActive", paintActive); closeButton.setBorder(handyEmptyBorder); // The palette close icon isn't opaque while the regular close icon is. // This makes sure palette close buttons have the right background. closeButton.setBackground(MetalLookAndFeel.getPrimaryControlShadow()); if (MetalLookAndFeel.usingOcean()) { iconButton.setContentAreaFilled(false); maxButton.setContentAreaFilled(false); closeButton.setContentAreaFilled(false); } }
Override the parent's method to do nothing. Metal frames do not have system menus.
/** * Override the parent's method to do nothing. Metal frames do not * have system menus. */
protected void assembleSystemMenu() {}
Override the parent's method to do nothing. Metal frames do not have system menus.
/** * Override the parent's method to do nothing. Metal frames do not * have system menus. */
protected void addSystemMenuItems(JMenu systemMenu) {}
Override the parent's method to do nothing. Metal frames do not have system menus.
/** * Override the parent's method to do nothing. Metal frames do not * have system menus. */
protected void showSystemMenu() {}
Override the parent's method avoid creating a menu bar. Metal frames do not have system menus.
/** * Override the parent's method avoid creating a menu bar. Metal frames * do not have system menus. */
protected void addSubComponents() { add(iconButton); add(maxButton); add(closeButton); } protected PropertyChangeListener createPropertyChangeListener() { return new MetalPropertyChangeHandler(); } protected LayoutManager createLayout() { return new MetalTitlePaneLayout(); } class MetalPropertyChangeHandler extends BasicInternalFrameTitlePane.PropertyChangeHandler { public void propertyChange(PropertyChangeEvent evt) { String prop = evt.getPropertyName(); if( prop.equals(JInternalFrame.IS_SELECTED_PROPERTY) ) { Boolean b = (Boolean)evt.getNewValue(); iconButton.putClientProperty("paintActive", b); closeButton.putClientProperty("paintActive", b); maxButton.putClientProperty("paintActive", b); } else if ("JInternalFrame.messageType".equals(prop)) { updateOptionPaneState(); frame.repaint(); } super.propertyChange(evt); } } class MetalTitlePaneLayout extends TitlePaneLayout { public void addLayoutComponent(String name, Component c) {} public void removeLayoutComponent(Component c) {} public Dimension preferredLayoutSize(Container c) { return minimumLayoutSize(c); } public Dimension minimumLayoutSize(Container c) { // Compute width. int width = 30; if (frame.isClosable()) { width += 21; } if (frame.isMaximizable()) { width += 16 + (frame.isClosable() ? 10 : 4); } if (frame.isIconifiable()) { width += 16 + (frame.isMaximizable() ? 2 : (frame.isClosable() ? 10 : 4)); } FontMetrics fm = frame.getFontMetrics(getFont()); String frameTitle = frame.getTitle(); int title_w = frameTitle != null ? SwingUtilities2.stringWidth( frame, fm, frameTitle) : 0; int title_length = frameTitle != null ? frameTitle.length() : 0; if (title_length > 2) { int subtitle_w = SwingUtilities2.stringWidth(frame, fm, frame.getTitle().substring(0, 2) + "..."); width += (title_w < subtitle_w) ? title_w : subtitle_w; } else { width += title_w; } // Compute height. int height; if (isPalette) { height = paletteTitleHeight; } else { int fontHeight = fm.getHeight(); fontHeight += 7; Icon icon = frame.getFrameIcon(); int iconHeight = 0; if (icon != null) { // SystemMenuBar forces the icon to be 16x16 or less. iconHeight = Math.min(icon.getIconHeight(), 16); } iconHeight += 5; height = Math.max(fontHeight, iconHeight); } return new Dimension(width, height); } public void layoutContainer(Container c) { boolean leftToRight = MetalUtils.isLeftToRight(frame); int w = getWidth(); int x = leftToRight ? w : 0; int y = 2; int spacing; // assumes all buttons have the same dimensions // these dimensions include the borders int buttonHeight = closeButton.getIcon().getIconHeight(); int buttonWidth = closeButton.getIcon().getIconWidth(); if(frame.isClosable()) { if (isPalette) { spacing = 3; x += leftToRight ? -spacing -(buttonWidth+2) : spacing; closeButton.setBounds(x, y, buttonWidth+2, getHeight()-4); if( !leftToRight ) x += (buttonWidth+2); } else { spacing = 4; x += leftToRight ? -spacing -buttonWidth : spacing; closeButton.setBounds(x, y, buttonWidth, buttonHeight); if( !leftToRight ) x += buttonWidth; } } if(frame.isMaximizable() && !isPalette ) { spacing = frame.isClosable() ? 10 : 4; x += leftToRight ? -spacing -buttonWidth : spacing; maxButton.setBounds(x, y, buttonWidth, buttonHeight); if( !leftToRight ) x += buttonWidth; } if(frame.isIconifiable() && !isPalette ) { spacing = frame.isMaximizable() ? 2 : (frame.isClosable() ? 10 : 4); x += leftToRight ? -spacing -buttonWidth : spacing; iconButton.setBounds(x, y, buttonWidth, buttonHeight); if( !leftToRight ) x += buttonWidth; } buttonsWidth = leftToRight ? w - x : x; } } public void paintPalette(Graphics g) { boolean leftToRight = MetalUtils.isLeftToRight(frame); int width = getWidth(); int height = getHeight(); if (paletteBumps == null) { paletteBumps = new MetalBumps(0, 0, MetalLookAndFeel.getPrimaryControlHighlight(), MetalLookAndFeel.getPrimaryControlInfo(), MetalLookAndFeel.getPrimaryControlShadow() ); } Color background = MetalLookAndFeel.getPrimaryControlShadow(); Color darkShadow = MetalLookAndFeel.getPrimaryControlDarkShadow(); g.setColor(background); g.fillRect(0, 0, width, height); g.setColor( darkShadow ); g.drawLine ( 0, height - 1, width, height -1); int xOffset = leftToRight ? 4 : buttonsWidth + 4; int bumpLength = width - buttonsWidth -2*4; int bumpHeight = getHeight() - 4; paletteBumps.setBumpArea( bumpLength, bumpHeight ); paletteBumps.paintIcon( this, g, xOffset, 2); } public void paintComponent(Graphics g) { if(isPalette) { paintPalette(g); return; } boolean leftToRight = MetalUtils.isLeftToRight(frame); boolean isSelected = frame.isSelected(); int width = getWidth(); int height = getHeight(); Color background = null; Color foreground = null; Color shadow = null; MetalBumps bumps; String gradientKey; if (isSelected) { if (!MetalLookAndFeel.usingOcean()) { closeButton.setContentAreaFilled(true); maxButton.setContentAreaFilled(true); iconButton.setContentAreaFilled(true); } if (selectedBackgroundKey != null) { background = UIManager.getColor(selectedBackgroundKey); } if (background == null) { background = MetalLookAndFeel.getWindowTitleBackground(); } if (selectedForegroundKey != null) { foreground = UIManager.getColor(selectedForegroundKey); } if (selectedShadowKey != null) { shadow = UIManager.getColor(selectedShadowKey); } if (shadow == null) { shadow = MetalLookAndFeel.getPrimaryControlDarkShadow(); } if (foreground == null) { foreground = MetalLookAndFeel.getWindowTitleForeground(); } activeBumps.setBumpColors(activeBumpsHighlight, activeBumpsShadow, UIManager.get("InternalFrame.activeTitleGradient") != null ? null : background); bumps = activeBumps; gradientKey = "InternalFrame.activeTitleGradient"; } else { if (!MetalLookAndFeel.usingOcean()) { closeButton.setContentAreaFilled(false); maxButton.setContentAreaFilled(false); iconButton.setContentAreaFilled(false); } background = MetalLookAndFeel.getWindowTitleInactiveBackground(); foreground = MetalLookAndFeel.getWindowTitleInactiveForeground(); shadow = MetalLookAndFeel.getControlDarkShadow(); bumps = inactiveBumps; gradientKey = "InternalFrame.inactiveTitleGradient"; } if (!MetalUtils.drawGradient(this, g, gradientKey, 0, 0, width, height, true)) { g.setColor(background); g.fillRect(0, 0, width, height); } g.setColor( shadow ); g.drawLine ( 0, height - 1, width, height -1); g.drawLine ( 0, 0, 0 ,0); g.drawLine ( width - 1, 0 , width -1, 0); int titleLength; int xOffset = leftToRight ? 5 : width - 5; String frameTitle = frame.getTitle(); Icon icon = frame.getFrameIcon(); if ( icon != null ) { if( !leftToRight ) xOffset -= icon.getIconWidth(); int iconY = ((height / 2) - (icon.getIconHeight() /2)); icon.paintIcon(frame, g, xOffset, iconY); xOffset += leftToRight ? icon.getIconWidth() + 5 : -5; } if(frameTitle != null) { Font f = getFont(); g.setFont(f); FontMetrics fm = SwingUtilities2.getFontMetrics(frame, g, f); int fHeight = fm.getHeight(); g.setColor(foreground); int yOffset = ( (height - fm.getHeight() ) / 2 ) + fm.getAscent(); Rectangle rect = new Rectangle(0, 0, 0, 0); if (frame.isIconifiable()) { rect = iconButton.getBounds(); } else if (frame.isMaximizable()) { rect = maxButton.getBounds(); } else if (frame.isClosable()) { rect = closeButton.getBounds(); } int titleW; if( leftToRight ) { if (rect.x == 0) { rect.x = frame.getWidth()-frame.getInsets().right-2; } titleW = rect.x - xOffset - 4; frameTitle = getTitle(frameTitle, fm, titleW); } else { titleW = xOffset - rect.x - rect.width - 4; frameTitle = getTitle(frameTitle, fm, titleW); xOffset -= SwingUtilities2.stringWidth(frame, fm, frameTitle); } titleLength = SwingUtilities2.stringWidth(frame, fm, frameTitle); SwingUtilities2.drawString(frame, g, frameTitle, xOffset, yOffset); xOffset += leftToRight ? titleLength + 5 : -5; } int bumpXOffset; int bumpLength; if( leftToRight ) { bumpLength = width - buttonsWidth - xOffset - 5; bumpXOffset = xOffset; } else { bumpLength = xOffset - buttonsWidth - 5; bumpXOffset = buttonsWidth + 5; } int bumpYOffset = 3; int bumpHeight = getHeight() - (2 * bumpYOffset); bumps.setBumpArea( bumpLength, bumpHeight ); bumps.paintIcon(this, g, bumpXOffset, bumpYOffset); } public void setPalette(boolean b) { isPalette = b; if (isPalette) { closeButton.setIcon(paletteCloseIcon); if( frame.isMaximizable() ) remove(maxButton); if( frame.isIconifiable() ) remove(iconButton); } else { closeButton.setIcon(closeIcon); if( frame.isMaximizable() ) add(maxButton); if( frame.isIconifiable() ) add(iconButton); } revalidate(); repaint(); }
Updates any state dependant upon the JInternalFrame being shown in a JOptionPane.
/** * Updates any state dependant upon the JInternalFrame being shown in * a <code>JOptionPane</code>. */
private void updateOptionPaneState() { int type = -2; boolean closable = wasClosable; Object obj = frame.getClientProperty("JInternalFrame.messageType"); if (obj == null) { // Don't change the closable state unless in an JOptionPane. return; } if (obj instanceof Integer) { type = ((Integer) obj).intValue(); } switch (type) { case JOptionPane.ERROR_MESSAGE: selectedBackgroundKey = "OptionPane.errorDialog.titlePane.background"; selectedForegroundKey = "OptionPane.errorDialog.titlePane.foreground"; selectedShadowKey = "OptionPane.errorDialog.titlePane.shadow"; closable = false; break; case JOptionPane.QUESTION_MESSAGE: selectedBackgroundKey = "OptionPane.questionDialog.titlePane.background"; selectedForegroundKey = "OptionPane.questionDialog.titlePane.foreground"; selectedShadowKey = "OptionPane.questionDialog.titlePane.shadow"; closable = false; break; case JOptionPane.WARNING_MESSAGE: selectedBackgroundKey = "OptionPane.warningDialog.titlePane.background"; selectedForegroundKey = "OptionPane.warningDialog.titlePane.foreground"; selectedShadowKey = "OptionPane.warningDialog.titlePane.shadow"; closable = false; break; case JOptionPane.INFORMATION_MESSAGE: case JOptionPane.PLAIN_MESSAGE: selectedBackgroundKey = selectedForegroundKey = selectedShadowKey = null; closable = false; break; default: selectedBackgroundKey = selectedForegroundKey = selectedShadowKey = null; break; } if (closable != frame.isClosable()) { frame.setClosable(closable); } } }