Java Icon类代码示例

import javax.swing.Icon; //导入依赖的package包/类
public Dimension getPreferredSize() {
    Dimension dim = super.getPreferredSize();
    if (PREFERRED_HEIGHT == -1) {
        GenericToolbar tb = new GenericToolbar();
        tb.setBorder(getBorder());
        tb.setBorderPainted(isBorderPainted());
        tb.setRollover(isRollover());
        tb.setFloatable(isFloatable());
        Icon icon = Icons.getIcon(GeneralIcons.SAVE);
        tb.add(new JButton("Button", icon)); // NOI18N
        tb.add(new JToggleButton("Button", icon)); // NOI18N
        tb.add(new JTextField("Text")); // NOI18N
        JComboBox c = new JComboBox();
        c.setEditor(new BasicComboBoxEditor());
        c.setRenderer(new BasicComboBoxRenderer());
        tb.add(c);
        tb.addSeparator();
        PREFERRED_HEIGHT = tb.getSuperPreferredSize().height;
    }
    dim.height = getParent() instanceof JToolBar ? 1 :
                 Math.max(dim.height, PREFERRED_HEIGHT);
    return dim;
}
 

import javax.swing.Icon; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
@Override
protected void uninstallDefaults() {
    table.setDefaultRenderer(Date.class, dateRenderer);
    table.setDefaultRenderer(Number.class, numberRenderer);
    table.setDefaultRenderer(Double.class, doubleRender);
    table.setDefaultRenderer(Float.class, floatRenderer);
    table.setDefaultRenderer(Icon.class, iconRenderer);
    table.setDefaultRenderer(ImageIcon.class, imageIconRenderer);
    table.setDefaultRenderer(Boolean.class, booleanRenderer);
    table.setDefaultRenderer(Object.class, objectRenderer);

    if (table.getTransferHandler() instanceof UIResource) {
        table.setTransferHandler(null);
    }
    SynthContext context = getContext(table, ENABLED);
    style.uninstallDefaults(context);
    context.dispose();
    style = null;
}
 

import javax.swing.Icon; //导入依赖的package包/类
private JPanel makeInfoPanel(String message, Icon icon) {
	JLabel infoIcon = new JLabel(icon);
	infoIcon.setVerticalAlignment(SwingConstants.TOP);
	JPanel infoPanel = new JPanel(new BorderLayout(20, 0));
	infoPanel.setBorder(BorderFactory.createEmptyBorder(12, 16, 16, 4));
	infoPanel.add(infoIcon, BorderLayout.WEST);
	int width;
	if (centerComponent != null) {
		width = (int) centerComponent.getPreferredSize().getWidth() - 88; // icon plus padding
		if (width < 420) {
			width = 420;
		}
	} else {
		width = 420;
	}

	infoTextLabel = new FixedWidthEditorPane(width, message);
	// set the background as for infoPanel such that infoTextLabel looks like a JLabel
	infoTextLabel.setBackground(infoPanel.getBackground());

	infoPanel.add(infoTextLabel, BorderLayout.CENTER);

	return infoPanel;
}
 

import javax.swing.Icon; //导入依赖的package包/类
private static Icon getIcon(Prop prop) {
  String cacheKey = Game.getEnvironment().getMap().getName() + "-" + prop.getName() + "-" + prop.getMapId() + "-tree";
  BufferedImage propImag;
  if (ImageCache.IMAGES.containsKey(cacheKey)) {
    propImag = ImageCache.IMAGES.get(cacheKey);
  } else {

    final String name = "prop-" + prop.getSpritesheetName().toLowerCase() + "-" + PropState.INTACT.toString().toLowerCase();
    final String fallbackName = "prop-" + prop.getSpritesheetName().toLowerCase();
    Spritesheet sprite = Spritesheet.find(name);
    if (sprite == null) {
      sprite = Spritesheet.find(fallbackName);
    }

    if (sprite == null) {
      return null;
    }

    propImag = ImageProcessing.scaleImage(sprite.getSprite(0), 16, 16, true);
    ImageCache.IMAGES.put(cacheKey, propImag);
  }

  return new ImageIcon(propImag);
}
 

import javax.swing.Icon; //导入依赖的package包/类
private Icon getIcon(String plotterName, boolean selected) {

			// check to decide which icon size should be loaded
			if (!isSmallIconsUsed()) {
				if (selected) {
					return SwingTools.createImage("icons/chartPreview/" + ICON_SIZE + "/" + plotterName.replace(' ', '_')
							+ ".png");
				} else {
					return SwingTools.createImage("icons/chartPreview/" + ICON_SIZE + "/" + plotterName.replace(' ', '_')
							+ "-grey.png");
				}
			} else {
				if (selected) {
					return SwingTools.createImage("icons/chartPreview/" + SMALL_ICON_SIZE + "/"
							+ plotterName.replace(' ', '_') + ".png");
				} else {
					return SwingTools.createImage("icons/chartPreview/" + SMALL_ICON_SIZE + "/"
							+ plotterName.replace(' ', '_') + "-grey.png");
				}
			}
		}
 

import javax.swing.Icon; //导入依赖的package包/类
private static Icon createMenuIcon(Icon icon, Component decorator) {
    int h = menuIconSize();
    int w = UIUtils.isAquaLookAndFeel() ? h + 4 : h;

    BufferedImage i = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
    Graphics g = i.getGraphics();

    if (decorator != null) {
        decorator.setSize(w, h);
        decorator.paint(g);
    }

    icon.paintIcon(null, g, (w - icon.getIconWidth()) / 2, (h - icon.getIconHeight()) / 2);
    g.dispose();

    return new ImageIcon(i);
}
 

import javax.swing.Icon; //导入依赖的package包/类
@Override
public void paintIcon(ComponentDrawContext c, int x, int y) {
	FactoryDescription desc = description;
	if (desc != null && !desc.isFactoryLoaded()) {
		Icon icon = desc.getIcon();
		if (icon != null) {
			icon.paintIcon(c.getDestination(), c.getGraphics(), x + 2, y + 2);
			return;
		}
	}

	ComponentFactory source = getFactory();
	if (source != null) {
		AttributeSet base = getBaseAttributes();
		source.paintIcon(c, x, y, base);
	}
}
 

import javax.swing.Icon; //导入依赖的package包/类
public @Override Icon getIcon(File _f) {
    File f = FileUtil.normalizeFile(_f);
    Icon original = fsv.getSystemIcon(f);
    if (original == null) {
        // L&F (e.g. GTK) did not specify any icon.
        original = EMPTY;
    }
    if ( isPlatformDir( f ) ) {
        if ( original.equals( lastOriginal ) ) {
            return lastMerged;
        }
        lastOriginal = original;
        lastMerged = new MergedIcon(original, BADGE, -1, -1);                
        return lastMerged;
    }
    else {
        return original;
    }
}
 

import javax.swing.Icon; //导入依赖的package包/类
/**
 * @return map of maven artifact mapped to project icon
 */
private Map<Artifact, Icon> getIconsForOpenProjects() {
    Map<Artifact, Icon> result = new HashMap<Artifact, Icon>();
    //NOTE: surely not the best way to get the project icon
    Project[] openProjects = OpenProjects.getDefault().getOpenProjects();
    for (Project project : openProjects) {
        NbMavenProject mavenProject = project.getLookup().lookup(NbMavenProject.class);
        if (null != mavenProject) {
            Artifact artifact = mavenProject.getMavenProject().getArtifact();
            //get icon from opened project
            Icon icon = ProjectUtils.getInformation(project).getIcon();
            if (null != icon) {
                result.put(artifact, icon);
            }
        }
    }
    return result;
}
 

import javax.swing.Icon; //导入依赖的package包/类
private static Icon getCloseTabImage() {
    if( null == closeTabImage ) {
        String path = UIManager.getString("nb.close.tab.icon.enabled.name" ); //NOI18N
        if( null != path ) {
            closeTabImage = ImageUtilities.loadImageIcon(path, true); // NOI18N
        }
    }
    if( null == closeTabImage ) {
        if( isWindows8LaF() || isWindows10LaF() ) {
            closeTabImage = ImageUtilities.loadImageIcon("org/openide/awt/resources/win8_bigclose_enabled.png", true); // NOI18N
        } else if( isWindowsVistaLaF() ) {
            closeTabImage = ImageUtilities.loadImageIcon("org/openide/awt/resources/vista_close_enabled.png", true); // NOI18N
        } else if( isWindowsXPLaF() ) {
            closeTabImage = ImageUtilities.loadImageIcon("org/openide/awt/resources/xp_close_enabled.png", true); // NOI18N
        } else if( isWindowsLaF() ) {
            closeTabImage = ImageUtilities.loadImageIcon("org/openide/awt/resources/win_close_enabled.png", true); // NOI18N
        } else if( isAquaLaF() ) {
            closeTabImage = ImageUtilities.loadImageIcon("org/openide/awt/resources/mac_close_enabled.png", true); // NOI18N
        } else if( isGTKLaF() ) {
            closeTabImage = ImageUtilities.loadImageIcon("org/openide/awt/resources/gtk_close_enabled.png", true); // NOI18N
        } else {
            closeTabImage = ImageUtilities.loadImageIcon("org/openide/awt/resources/metal_close_enabled.png", true); // NOI18N
        }
    }
    return closeTabImage;
}
 

import javax.swing.Icon; //导入依赖的package包/类
/**
 * Returns an icon for the given {@link ModuleElement.DirectiveKind}.
 * @param kind the {@link ModuleElement.DirectiveKind} to return an icon for.
 * @return the icon
 * @since 1.45
 */
public static Icon getModuleDirectiveIcon(@NonNull final ModuleElement.DirectiveKind kind) {
    Parameters.notNull("kind", kind);   //NOI18N
    switch (kind) {
        case EXPORTS:
            return ImageUtilities.loadImageIcon(EXPORTS_ICON, true);
        case REQUIRES:
            return ImageUtilities.loadImageIcon(REQUIRES_ICON, true);
        case USES:
            return ImageUtilities.loadImageIcon(USES_ICON, true);
        case PROVIDES:
            return ImageUtilities.loadImageIcon(PROVIDES_ICON, true);
        case OPENS:
            return ImageUtilities.loadImageIcon(OPENS_ICON, true);
        default:
            throw new IllegalArgumentException(kind.toString());
    }
}
 

import javax.swing.Icon; //导入依赖的package包/类
/**
 * Creates a tabpage title component with close button and registers it to
 * hidden tabs
 * 
 * @return the new tab
 */
private JPanel createTab(String title, Icon icon, final Component component) {
	JPanel tab = new JPanel(new BorderLayout(0, 0));
	tab.setOpaque(false);

	JLabel lbl = new JLabel(title, icon, SwingConstants.LEFT);
	tab.add(lbl, BorderLayout.WEST);

	return tab;
}
 

import javax.swing.Icon; //导入依赖的package包/类
/**
 * Creates a new button for displaying on the left hand side.
 */
private JButton createHeaderButton(String text, String iconPath)
{
	Icon icon = new ImageIcon(Editor.class.getResource(iconPath));

	JButton button = new JButton(text, icon);
	button.setBorderPainted(false);
	button.setContentAreaFilled(false);
	button.addActionListener(buttonListener);
	return button;
}
 

import javax.swing.Icon; //导入依赖的package包/类
/**
 * Utility method merging 2 icons.
 */
private static Icon mergeIcons(Icon icon1, Icon icon2, int x, int y, Component c) {
    int w = 0, h = 0;
    if (icon1 != null) {
        w = icon1.getIconWidth();
        h = icon1.getIconHeight();
    }
    if (icon2 != null) {
        w = icon2.getIconWidth()  + x > w ? icon2.getIconWidth()   + x : w;
        h = icon2.getIconHeight() + y > h ? icon2.getIconHeight()  + y : h;
    }
    if (w < 1) w = 16;
    if (h < 1) h = 16;
    
    java.awt.image.ColorModel model = java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment ().
                                      getDefaultScreenDevice ().getDefaultConfiguration ().
                                      getColorModel (java.awt.Transparency.BITMASK);
    java.awt.image.BufferedImage buffImage = new java.awt.image.BufferedImage (model,
         model.createCompatibleWritableRaster (w, h), model.isAlphaPremultiplied (), null);
    
    java.awt.Graphics g = buffImage.createGraphics ();
    if (icon1 != null) {
        icon1.paintIcon(c, g, 0, 0);
    }
    if (icon2 != null) {
        icon2.paintIcon(c, g, x, y);
    }
    g.dispose();
    
    return new ImageIcon(buffImage);
}
 

import javax.swing.Icon; //导入依赖的package包/类
private Icon _getRolloverSelectedIcon() {
    Icon icon = null;
    icon = arrowIcons.get( mouseInArrowArea ? ICON_ROLLOVER_SELECTED : ICON_ROLLOVER_SELECTED_LINE );
    if( null == icon ) {
        Icon orig = regIcons.get( ICON_ROLLOVER_SELECTED );
        if( null == orig )
            orig = regIcons.get( ICON_ROLLOVER );
        if( null == orig )
            orig = regIcons.get( ICON_NORMAL );
        icon = new IconWithArrow( orig, !mouseInArrowArea );
        arrowIcons.put( mouseInArrowArea ? ICON_ROLLOVER_SELECTED : ICON_ROLLOVER_SELECTED_LINE, icon );
    }
    return icon;
}