/**
* If necessary paints the background of the component, then invokes <code>paint</code>.
*
* @param g Graphics to paint to
* @param c JComponent painting on
* @throws NullPointerException if <code>g</code> or <code>c</code> is null
* @see javax.swing.plaf.ComponentUI#update
* @see javax.swing.plaf.ComponentUI#paint
* @since 1.5
*/
public void update(Graphics g, JComponent c) {
AbstractButton button = (AbstractButton) c;
if ((c.getBackground() instanceof UIResource)
&& button.isContentAreaFilled()
&& c.isEnabled()) {
ButtonModel model = button.getModel();
if (!MetalUtils.isToolBarButton(c)) {
if (!model.isArmed()
&& !model.isPressed()
&& MetalUtils.drawGradient(
c, g, "Button.gradient", 0, 0, c.getWidth(), c.getHeight(), true)) {
paint(g, c);
return;
}
} else if (model.isRollover()
&& MetalUtils.drawGradient(
c, g, "Button.gradient", 0, 0, c.getWidth(), c.getHeight(), true)) {
paint(g, c);
return;
}
}
super.update(g, c);
}
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 = 0;
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);
}