Java ColorType类代码示例

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
/**
 * {@inheritDoc}
 *
 * <p>Overridden to cause this style to populate itself with data from
 * UIDefaults, if necessary.</p>
 *
 * <p>In addition, NimbusStyle handles ColorTypes slightly differently from
 * Synth.</p>
 * <ul>
 *  <li>ColorType.BACKGROUND will equate to the color stored in UIDefaults
 *      named "background".</li>
 *  <li>ColorType.TEXT_BACKGROUND will equate to the color stored in
 *      UIDefaults named "textBackground".</li>
 *  <li>ColorType.FOREGROUND will equate to the color stored in UIDefaults
 *      named "textForeground".</li>
 *  <li>ColorType.TEXT_FOREGROUND will equate to the color stored in
 *      UIDefaults named "textForeground".</li>
 * </ul>
 */
@Override protected Color getColorForState(SynthContext ctx, ColorType type) {
    String key = null;
    if (type == ColorType.BACKGROUND) {
        key = "background";
    } else if (type == ColorType.FOREGROUND) {
        //map FOREGROUND as TEXT_FOREGROUND
        key = "textForeground";
    } else if (type == ColorType.TEXT_BACKGROUND) {
        key = "textBackground";
    } else if (type == ColorType.TEXT_FOREGROUND) {
        key = "textForeground";
    } else if (type == ColorType.FOCUS) {
        key = "focus";
    } else if (type != null) {
        key = type.toString();
    } else {
        return DEFAULT_COLOR;
    }
    Color c = (Color) get(ctx, key);
    //if all else fails, return a default color (which is a ColorUIResource)
    if (c == null) c = DEFAULT_COLOR;
    return c;
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
/**
 * A convenience method that handles painting of the background. All SynthUI
 * implementations should override update and invoke this method.
 * 
 * @param context must not be null
 * @param g must not be null
 * @param the bounds to fill, may be null to indicate the complete size
 */
public static void update(SynthContext context, Graphics g, Rectangle bounds) {
    JComponent c = context.getComponent();
    SynthStyle style = context.getStyle();
    int x, y, width, height;

    if (bounds == null) {
        x = 0;
        y = 0;
        width = c.getWidth();
        height = c.getHeight();
    } else {
        x = bounds.x;
        y = bounds.y;
        width = bounds.width;
        height = bounds.height;
    }

    // Fill in the background, if necessary.
    boolean subregion = context.getRegion().isSubregion();
    if ((subregion && style.isOpaque(context))
            || (!subregion && c.isOpaque())) {
        g.setColor(style.getColor(context, ColorType.BACKGROUND));
        g.fillRect(x, y, width, height);
    }
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
/**
 * Paints the specified component.
 *
 * @param context
 *            context for the component being painted
 * @param g
 *            the {@code Graphics} object used for painting
 * @see #update(Graphics,JComponent)
 */
protected void paint(SynthContext context, Graphics g) {
    JToolTip tip = (JToolTip) context.getComponent();

    Insets insets = tip.getInsets();
    View v = (View) tip.getClientProperty(BasicHTML.propertyKey);
    if (v != null) {
        Rectangle paintTextR = new Rectangle(insets.left, insets.top, tip.getWidth() - (insets.left + insets.right), tip.getHeight()
                - (insets.top + insets.bottom));
        v.paint(g, paintTextR);
    } else {
        g.setColor(context.getStyle().getColor(context, ColorType.TEXT_FOREGROUND));
        g.setFont(style.getFont(context));
        context.getStyle().getGraphicsUtils(context).paintText(context, g, tip.getTipText(), insets.left, insets.top, -1);
    }
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
/**
 * Paint the label text for a tab.
 *
 * @param ss           the SynthContext.
 * @param g            the Graphics context.
 * @param tabPlacement the side the tabs are on.
 * @param font         the font to use.
 * @param metrics      the font metrics.
 * @param tabIndex     the index of the tab to lay out.
 * @param title        the text for the label, if any.
 * @param textRect     Rectangle to place text in
 * @param isSelected   is the tab selected?
 */
protected void paintText(SeaGlassContext ss, Graphics g, int tabPlacement, Font font, FontMetrics metrics, int tabIndex, String title,
        Rectangle textRect, boolean isSelected) {
    g.setFont(font);

    View v = getTextViewForTab(tabIndex);

    if (v != null) {
        // html
        v.paint(g, textRect);
    } else {
        // plain text
        int mnemIndex = tabPane.getDisplayedMnemonicIndexAt(tabIndex);
        FontMetrics    fm = SwingUtilities2.getFontMetrics(tabPane, g);
        title = SwingUtilities2.clipStringIfNecessary(tabPane, fm, title, textRect.width);
        g.setColor(ss.getStyle().getColor(ss, ColorType.TEXT_FOREGROUND));
        ss.getStyle().getGraphicsUtils(ss).paintText(ss, g, title, textRect, mnemIndex);
    }
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
static void paintText(Graphics g, SeaGlassMenuItemLayoutHelper lh,
                      MenuItemLayoutHelper.LayoutResult lr) {
    if (!lh.getText().equals("")) {
        if (lh.getHtmlView() != null) {
            // Text is HTML
            lh.getHtmlView().paint(g, lr.getTextRect());
        } else {
            // Text isn't HTML
            g.setColor(lh.getStyle().getColor(
                    lh.getContext(), ColorType.TEXT_FOREGROUND));
            g.setFont(lh.getStyle().getFont(lh.getContext()));
            lh.getGraphicsUtils().paintText(lh.getContext(), g, lh.getText(),
                    lr.getTextRect().x, lr.getTextRect().y,
                    lh.getMenuItem().getDisplayedMnemonicIndex());
        }
    }
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
/**
 * @inheritDoc
 *
 * <p>Overridden to cause this style to populate itself with data from
 * UIDefaults, if necessary.</p>
 *
 * <p>In addition, NimbusStyle handles ColorTypes slightly differently from
 * Synth.</p>
 * <ul>
 *  <li>ColorType.BACKGROUND will equate to the color stored in UIDefaults
 *      named "background".</li>
 *  <li>ColorType.TEXT_BACKGROUND will equate to the color stored in
 *      UIDefaults named "textBackground".</li>
 *  <li>ColorType.FOREGROUND will equate to the color stored in UIDefaults
 *      named "textForeground".</li>
 *  <li>ColorType.TEXT_FOREGROUND will equate to the color stored in
 *      UIDefaults named "textForeground".</li>
 * </ul>
 */
@Override protected Color getColorForState(SynthContext ctx, ColorType type) {
    String key = null;
    if (type == ColorType.BACKGROUND) {
        key = "background";
    } else if (type == ColorType.FOREGROUND) {
        //map FOREGROUND as TEXT_FOREGROUND
        key = "textForeground";
    } else if (type == ColorType.TEXT_BACKGROUND) {
        key = "textBackground";
    } else if (type == ColorType.TEXT_FOREGROUND) {
        key = "textForeground";
    } else if (type == ColorType.FOCUS) {
        key = "focus";
    } else if (type != null) {
        key = type.toString();
    } else {
        return DEFAULT_COLOR;
    }
    Color c = (Color) get(ctx, key);
    //if all else fails, return a default color (which is a ColorUIResource)
    if (c == null) c = DEFAULT_COLOR;
    return c;
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
@Nonnull
@Override
protected Boolean compute() {
  if (!UIUtil.isUnderGTKLookAndFeel()) {
    return false;
  }

  JTextArea dummyArea = new JTextArea();
  dummyArea.updateUI();

  SynthContext synthContext = getSynthContext(dummyArea.getUI(), dummyArea);

  Color colorBack = synthContext.getStyle().getColor(synthContext, ColorType.TEXT_BACKGROUND);
  Color colorFore = synthContext.getStyle().getColor(synthContext, ColorType.TEXT_FOREGROUND);

  double textAvg = colorFore.getRed() / 256. + colorFore.getGreen() / 256. + colorFore.getBlue() / 256.;
  double bgAvg = colorBack.getRed() / 256. + colorBack.getGreen() / 256. + colorBack.getBlue() / 256.;
  return textAvg > bgAvg;
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
/**
 * @InheritDoc
 *
 * <p>Overridden to cause this style to populate itself with data from
 * UIDefaults, if necessary.</p>
 *
 * <p>In addition, NimbusStyle handles ColorTypes slightly differently from
 * Synth.</p>
 * <ul>
 *  <li>ColorType.BACKGROUND will equate to the color stored in UIDefaults
 *      named "background".</li>
 *  <li>ColorType.TEXT_BACKGROUND will equate to the color stored in
 *      UIDefaults named "textBackground".</li>
 *  <li>ColorType.FOREGROUND will equate to the color stored in UIDefaults
 *      named "textForeground".</li>
 *  <li>ColorType.TEXT_FOREGROUND will equate to the color stored in
 *      UIDefaults named "textForeground".</li>
 * </ul>
 */
@Override protected Color getColorForState(SynthContext ctx, ColorType type) {
    String key;
    if (type == ColorType.BACKGROUND) {
        key = "background";
    } else if (type == ColorType.FOREGROUND) {
        //map FOREGROUND as TEXT_FOREGROUND
        key = "textForeground";
    } else if (type == ColorType.TEXT_BACKGROUND) {
        key = "textBackground";
    } else if (type == ColorType.TEXT_FOREGROUND) {
        key = "textForeground";
    } else if (type == ColorType.FOCUS) {
        key = "focus";
    } else if (type != null) {
        key = type.toString();
    } else {
        return DEFAULT_COLOR;
    }
    Color c = (Color) get(ctx, key);
    //if all else fails, return a default color (which is a ColorUIResource)
    if (c == null) c = DEFAULT_COLOR;
    return c;
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
/** Creates a new instance of GTKColor */
public ThemeValue(Region region, ColorType colorType, Object fallback) {
    this.fallback = fallback;
    this.aRegion = region;
    this.aColorType = colorType;
    register(this);
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
private static void checkFunctioning() {
    functioning = Boolean.FALSE;
    try {
        gtkColorType = UIUtils.classForName ("com.sun.java.swing.plaf.gtk.GTKColorType"); //NOI18N

        synthStyle_getColorForState = SynthStyle.class.getDeclaredMethod ("getColorForState",  //NOI18N
             SynthContext.class, ColorType.class );
             
        synthStyle_getColorForState.setAccessible(true);
        
        synthStyle_getFontForState = SynthStyle.class.getDeclaredMethod ("getFontForState", //NOI18N
            SynthContext.class );
            
        synthStyle_getFontForState.setAccessible(true);
        

        LIGHT = (ColorType) valueOfField (gtkColorType, "LIGHT"); //NOI18N
        DARK = (ColorType) valueOfField (gtkColorType, "DARK"); //NOI18N
        MID = (ColorType) valueOfField (gtkColorType, "MID"); //NOI18N
        BLACK = (ColorType) valueOfField (gtkColorType, "BLACK"); //NOI18N
        WHITE = (ColorType) valueOfField (gtkColorType, "WHITE"); //NOI18N

        functioning = Boolean.TRUE;
    } catch (Exception e) {
        System.err.println ("Cannot initialize GTK colors - using hardcoded defaults: " + e); //NOI18N
        if (log) {
            e.printStackTrace();
        }
        return;
    }
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
/**
 * Paint a region.
 *
 * @param state  the SynthContext describing the current component, region,
 *               and state.
 * @param g      the Graphics context used to paint the subregion.
 * @param bounds the bounds to paint in.
 */
private static void paintRegion(SynthContext state, Graphics g, Rectangle bounds) {
    JComponent c      = state.getComponent();
    SynthStyle style  = state.getStyle();
    int        x;
    int        y;
    int        width;
    int        height;

    if (bounds == null) {
        x      = 0;
        y      = 0;
        width  = c.getWidth();
        height = c.getHeight();
    } else {
        x      = bounds.x;
        y      = bounds.y;
        width  = bounds.width;
        height = bounds.height;
    }

    // Fill in the background, if necessary.
    boolean subregion = state.getRegion().isSubregion();

    if ((subregion && style.isOpaque(state)) || (!subregion && c.isOpaque())) {
        g.setColor(style.getColor(state, ColorType.BACKGROUND));
        g.fillRect(x, y, width, height);
    }
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
/**
 * Paint the button.
 *
 * @param context the Synth context.
 * @param g       the Graphics context.
 */
protected void paint(SeaGlassContext context, Graphics g) {
    AbstractButton b = (AbstractButton) context.getComponent();

    g.setColor(context.getStyle().getColor(context, ColorType.TEXT_FOREGROUND));
    g.setFont(style.getFont(context));
    context.getStyle().getGraphicsUtils(context).paintText(context, g, b.getText(), getIcon(b), b.getHorizontalAlignment(),
                                                           b.getVerticalAlignment(), b.getHorizontalTextPosition(),
                                                           b.getVerticalTextPosition(), b.getIconTextGap(),
                                                           b.getDisplayedMnemonicIndex(), getTextShiftOffset(context));
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
private void updateStyle(JComponent c) {
    SeaGlassContext context = getContext(c, ENABLED);
    SynthStyle oldStyle = style;

    style = SeaGlassLookAndFeel.updateStyle(context, this);

    if (style != oldStyle) {
        context.setComponentState(SELECTED);
        Color sbg = list.getSelectionBackground();
        if (sbg == null || sbg instanceof UIResource) {
            list.setSelectionBackground(style.getColor(
                             context, ColorType.TEXT_BACKGROUND));
        }

        Color sfg = list.getSelectionForeground();
        if (sfg == null || sfg instanceof UIResource) {
            list.setSelectionForeground(style.getColor(
                             context, ColorType.TEXT_FOREGROUND));
        }

        useListColors = style.getBoolean(context,
                              "List.rendererUseListColors", true);
        useUIBorder = style.getBoolean(context,
                              "List.rendererUseUIBorder", true);

        int height = style.getInt(context, "List.cellHeight", -1);
        if (height != -1) {
            list.setFixedCellHeight(height);
        }
        if (oldStyle != null) {
            uninstallKeyboardActions();
            installKeyboardActions();
        }
    }
    context.dispose();
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
protected void paint(SeaGlassContext context, Graphics g) {
    JLabel label = (JLabel) context.getComponent();
    Icon icon = (label.isEnabled()) ? label.getIcon() : label.getDisabledIcon();

    g.setColor(context.getStyle().getColor(context, ColorType.TEXT_FOREGROUND));
    g.setFont(style.getFont(context));
    context.getStyle().getGraphicsUtils(context).paintText(context, g, label.getText(), icon, label.getHorizontalAlignment(),
        label.getVerticalAlignment(), label.getHorizontalTextPosition(), label.getVerticalTextPosition(),
        label.getIconTextGap(), label.getDisplayedMnemonicIndex(), 0);
}
 

import javax.swing.plaf.synth.ColorType; //导入依赖的package包/类
private void configureRenderer(SeaGlassContext context) {
    TreeCellRenderer renderer = tree.getCellRenderer();

    if (renderer instanceof DefaultTreeCellRenderer) {
        DefaultTreeCellRenderer r = (DefaultTreeCellRenderer) renderer;
        SeaGlassStyle style = (SeaGlassStyle)context.getStyle();

        context.setComponentState(ENABLED | SELECTED);
        Color color = r.getTextSelectionColor();
        if (color == null || (color instanceof UIResource)) {
            r.setTextSelectionColor(style.getColor(context, ColorType.TEXT_FOREGROUND));
        }
        color = r.getBackgroundSelectionColor();
        if (color == null || (color instanceof UIResource)) {
            r.setBackgroundSelectionColor(style.getColor(context, ColorType.TEXT_BACKGROUND));
        }

        context.setComponentState(ENABLED);
        color = r.getTextNonSelectionColor();
        if (color == null || color instanceof UIResource) {
            r.setTextNonSelectionColor(style.getColorForState(context, ColorType.TEXT_FOREGROUND));
        }
        color = r.getBackgroundNonSelectionColor();
        if (color == null || color instanceof UIResource) {
            r.setBackgroundNonSelectionColor(style.getColorForState(context, ColorType.TEXT_BACKGROUND));
        }
    }
}