private void maybeShowFor(Component c, MouseEvent me) {
if (!(c instanceof JComponent)) return;
JComponent comp = (JComponent) c;
Window wnd = SwingUtilities.getWindowAncestor(comp);
if (wnd == null) return;
if (!wnd.isActive()) {
if (JBPopupFactory.getInstance().isChildPopupFocused(wnd)) return;
}
String tooltipText = comp.getToolTipText(me);
if (tooltipText == null || tooltipText.trim().isEmpty()) return;
boolean centerDefault =
Boolean.TRUE.equals(comp.getClientProperty(UIUtil.CENTER_TOOLTIP_DEFAULT));
boolean centerStrict =
Boolean.TRUE.equals(comp.getClientProperty(UIUtil.CENTER_TOOLTIP_STRICT));
int shift = centerStrict ? 0 : centerDefault ? 4 : 0;
// Balloon may appear exactly above useful content, such behavior is rather annoying.
if (c instanceof JTree) {
TreePath path = ((JTree) c).getClosestPathForLocation(me.getX(), me.getY());
if (path != null) {
Rectangle pathBounds = ((JTree) c).getPathBounds(path);
if (pathBounds != null && pathBounds.y + 4 < me.getY()) {
shift += me.getY() - pathBounds.y - 4;
}
}
}
queueShow(comp, me, centerStrict || centerDefault, shift, -shift, -shift);
}
public void addNotify() {
super.addNotify();
uninstallListeners();
myWindow = SwingUtilities.getWindowAncestor(this);
if (myWindow != null) {
if (myWindow instanceof Frame) {
setState(((Frame) myWindow).getExtendedState());
} else {
setState(0);
}
setActive(myWindow.isActive());
installListeners();
updateSystemIcon();
}
}
public void paintComponent(Graphics g) {
if (getFrame() != null) {
setState(getFrame().getExtendedState());
}
JRootPane rootPane = getRootPane();
Window window = getWindow();
boolean leftToRight =
(window == null)
? rootPane.getComponentOrientation().isLeftToRight()
: window.getComponentOrientation().isLeftToRight();
boolean isSelected = (window == null) ? true : window.isActive();
int width = getWidth();
int height = getHeight();
Color background;
Color foreground;
Color darkShadow;
if (isSelected) {
background = UIUtil.getPanelBackground(); // myActiveBackground;
foreground = myActiveForeground;
darkShadow = Gray._73; // myActiveShadow;
} else {
background = UIUtil.getPanelBackground(); // myInactiveBackground;
foreground = myInactiveForeground;
darkShadow = myInactiveShadow;
}
g.setColor(background);
g.fillRect(0, 0, width, height);
// g.setColor(darkShadow);
// g.drawLine(0, height - 1, width, height - 1);
// g.drawLine(0, 0, 0, 0);
// g.drawLine(width - 1, 0, width - 1, 0);
int xOffset = leftToRight ? 5 : width - 5;
if (getWindowDecorationStyle() == JRootPane.FRAME) {
xOffset += leftToRight ? IMAGE_WIDTH + 5 : -IMAGE_WIDTH - 5;
}
String theTitle = getTitle();
if (theTitle != null) {
FontMetrics fm = SwingUtilities2.getFontMetrics(rootPane, g);
g.setColor(foreground);
int yOffset = ((height - fm.getHeight()) / 2) + fm.getAscent();
Rectangle rect = new Rectangle(0, 0, 0, 0);
if (myIconifyButton != null && myIconifyButton.getParent() != null) {
rect = myIconifyButton.getBounds();
}
int titleW;
if (leftToRight) {
if (rect.x == 0) {
rect.x = window.getWidth() - window.getInsets().right - 2;
}
titleW = rect.x - xOffset - 4;
theTitle = SwingUtilities2.clipStringIfNecessary(rootPane, fm, theTitle, titleW);
} else {
titleW = xOffset - rect.x - rect.width - 4;
theTitle = SwingUtilities2.clipStringIfNecessary(rootPane, fm, theTitle, titleW);
xOffset -= SwingUtilities2.stringWidth(rootPane, fm, theTitle);
}
int titleLength = SwingUtilities2.stringWidth(rootPane, fm, theTitle);
if (myIdeMenu == null) {
SwingUtilities2.drawString(rootPane, g, theTitle, xOffset, yOffset);
xOffset += leftToRight ? titleLength + 5 : -5;
}
}
int w = width;
int h = height;
h--;
g.setColor(UIManager.getColor("MenuBar.darcula.borderColor"));
g.drawLine(0, h, w, h);
h--;
g.setColor(UIManager.getColor("MenuBar.darcula.borderShadowColor"));
g.drawLine(0, h, w, h);
}