javax.swing.UIDefaults#LazyValue ( )源码实例Demo

private static Object makeIcon(final Class<?> baseClass,
                              final Class<?> rootClass,
                              final String imageFile,
                              final boolean enablePrivileges) {
    return (UIDefaults.LazyValue) (table) -> {
        byte[] buffer = enablePrivileges ? AccessController.doPrivileged(
                (PrivilegedAction<byte[]>) ()
                -> getIconBytes(baseClass, rootClass, imageFile))
                : getIconBytes(baseClass, rootClass, imageFile);

        if (buffer == null) {
            return null;
        }
        if (buffer.length == 0) {
            System.err.println("warning: " + imageFile
                    + " is zero-length");
            return null;
        }

        return new ImageIconUIResource(buffer);
    };
}
 

/**
 * Configures the value as appropriate for a defaults property in
 * the UIDefaults table.
 */
protected Object configureValue(Object value) {
    if (value != null) {
        if (value instanceof Color) {
            return new ColorUIResource((Color)value);
        }
        else if (value instanceof Font) {
            return new FontUIResource((Font)value);
        }
        else if (value instanceof UIDefaults.LazyValue) {
            value = ((UIDefaults.LazyValue)value).createValue(null);
        }
        else if (value instanceof UIDefaults.ActiveValue) {
            value = ((UIDefaults.ActiveValue)value).createValue(null);
        }
    }
    return value;
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

private Painter<Object> getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    @SuppressWarnings("unchecked")
    Painter<Object> tmp = (p instanceof Painter ? (Painter)p : null);
    return tmp;
}
 

private Painter<Object> getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    @SuppressWarnings("unchecked")
    Painter<Object> tmp = (p instanceof Painter ? (Painter)p : null);
    return tmp;
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

private Painter getPainter(Map<String, Object> defaults, String key) {
    Object p = defaults.get(key);
    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue)p).createValue(UIManager.getDefaults());
    }
    return (p instanceof Painter ? (Painter)p : null);
}
 

/**
 * Determine the painter given the defaults and a key.
 *
 * @param  defaults the defaults.
 * @param  key      the key.
 *
 * @return the painter, if any can be found, {@code null} otherwise.
 */
private SeaGlassPainter getPainter(TreeMap<String, Object> defaults, String key) {
    Object p = defaults.get(key);

    if (p instanceof UIDefaults.LazyValue) {
        p = ((UIDefaults.LazyValue) p).createValue(UIManager.getDefaults());
    }

    return (p instanceof SeaGlassPainter ? (SeaGlassPainter) p : null);
}
 

@Override
    public Object[] createApplicationSpecificKeysAndValues () {
        /*Border outerBorder = BorderFactory.createLineBorder(UIManager.getColor("controlShadow")); //NOI18N
        Object propertySheetColorings = new MetalPropertySheetColorings();
        Color unfocusedSelBg = UIManager.getColor("controlShadow");
        if (!Color.WHITE.equals(unfocusedSelBg.brighter())) { // #57145
            unfocusedSelBg = unfocusedSelBg.brighter();
        }*/

        Object[] result = {
            EDITOR_PREFERRED_COLOR_PROFILE, "NetBeans", //NOI18N
            //UI Delegates for the tab control
            EDITOR_TAB_DISPLAYER_UI,
                "org.netbeans.swing.tabcontrol.plaf.NimbusEditorTabDisplayerUI", //NOI18N
            VIEW_TAB_DISPLAYER_UI,
                "org.netbeans.swing.tabcontrol.plaf.NimbusViewTabDisplayerUI", //NOI18N
            SLIDING_TAB_BUTTON_UI, "org.netbeans.swing.tabcontrol.plaf.SlidingTabDisplayerButtonUI", //NOI18N
            SLIDING_BUTTON_UI, "org.netbeans.swing.tabcontrol.plaf.NimbusSlidingButtonUI", //NOI18N
            SCROLLPANE_BORDER, new UIDefaults.LazyValue() {
                @Override
                public Object createValue(UIDefaults table) {
                    return new JScrollPane().getViewportBorder();
                }
            }, 
            //Borders for the tab control
            EDITOR_TAB_OUTER_BORDER, BorderFactory.createEmptyBorder(),
            EDITOR_TAB_CONTENT_BORDER,
                new MatteBorder(0, 1, 1, 1, UIManager.getColor("nimbusBorder")), //NOI18N
            EDITOR_TAB_TABS_BORDER, BorderFactory.createEmptyBorder(),

            VIEW_TAB_OUTER_BORDER, BorderFactory.createEmptyBorder(),
            VIEW_TAB_CONTENT_BORDER,
                new MatteBorder(0, 1, 1, 1, UIManager.getColor("nimbusBorder")), //NOI18N
            VIEW_TAB_TABS_BORDER, BorderFactory.createEmptyBorder(),
            //slide bar
            "NbSlideBar.GroupSeparator.Gap.Before", 12,
            "NbSlideBar.GroupSeparator.Gap.After", 4,
            "NbSlideBar.RestoreButton.Gap", 8,
            //#212453
            "Nb.EmptyEditorArea.border", BorderFactory.createEtchedBorder( EtchedBorder.LOWERED ),

            //browser picker
            "Nb.browser.picker.background.light", new Color(249,249,249),
            "Nb.browser.picker.foreground.light", new Color(130,130,130),
        };
        /*Object[] result = {
            DESKTOP_BORDER, new EmptyBorder(1, 1, 1, 1),
            SCROLLPANE_BORDER, new NimbusScrollPaneBorder(),
            EXPLORER_STATUS_BORDER, new StatusLineBorder(StatusLineBorder.TOP),
            EDITOR_STATUS_LEFT_BORDER, new StatusLineBorder(StatusLineBorder.TOP | StatusLineBorder.RIGHT),
            EDITOR_STATUS_RIGHT_BORDER, new StatusLineBorder(StatusLineBorder.TOP | StatusLineBorder.LEFT),
            EDITOR_STATUS_INNER_BORDER, new StatusLineBorder(StatusLineBorder.TOP | StatusLineBorder.LEFT | StatusLineBorder.RIGHT),
            EDITOR_STATUS_ONLYONEBORDER, new StatusLineBorder(StatusLineBorder.TOP),
            EDITOR_TOOLBAR_BORDER, new EditorToolbarBorder(),

            PROPERTYSHEET_BOOTSTRAP, propertySheetColorings,

            //UI Delegates for the tab control
            EDITOR_TAB_DISPLAYER_UI, "org.netbeans.swing.tabcontrol.plaf.MetalEditorTabDisplayerUI",
            VIEW_TAB_DISPLAYER_UI, "org.netbeans.swing.tabcontrol.plaf.MetalViewTabDisplayerUI",
            SLIDING_BUTTON_UI, "org.netbeans.swing.tabcontrol.plaf.MetalSlidingButtonUI",

            EDITOR_TAB_OUTER_BORDER, outerBorder,
            VIEW_TAB_OUTER_BORDER, outerBorder,

            EXPLORER_MINISTATUSBAR_BORDER, BorderFactory.createMatteBorder(1, 0, 0, 0, UIManager.getColor("controlShadow")),

            //#48951 invisible unfocused selection background in Metal L&F
            "nb.explorer.unfocusedSelBg", unfocusedSelBg,

            PROGRESS_CANCEL_BUTTON_ICON, UIUtils.loadImage("org/netbeans/swing/plaf/resources/cancel_task_win_linux_mac.png"),


            // progress component related
//            "nbProgressBar.Foreground", new Color(49, 106, 197),
//            "nbProgressBar.Background", Color.WHITE,
            "nbProgressBar.popupDynaText.foreground", new Color(115, 115, 115),
//            "nbProgressBar.popupText.background", new Color(231, 249, 249),
            "nbProgressBar.popupText.foreground", UIManager.getColor("TextField.foreground"),
            "nbProgressBar.popupText.selectBackground", UIManager.getColor("List.selectionBackground"),
            "nbProgressBar.popupText.selectForeground", UIManager.getColor("List.selectionForeground"),

        };*/

        //#108517 - turn off ctrl+page_up and ctrl+page_down mapping
        return UIUtils.addInputMapsWithoutCtrlPageUpAndCtrlPageDown( result );
    }