/**
* Positions the specified dialog at a position relative to its parent.
*
* @param dialog the dialog to be positioned.
* @param horizontalPercent the relative location.
* @param verticalPercent the relative location.
*/
public static void positionDialogRelativeToParent(
final Dialog dialog, final double horizontalPercent, final double verticalPercent) {
final Container parent = dialog.getParent();
if (parent == null || (parent.isVisible() == false)) {
positionFrameOnScreen(dialog, horizontalPercent, verticalPercent);
return;
}
final Dimension d = dialog.getSize();
final Dimension p = parent.getSize();
final int baseX = parent.getX();
final int baseY = parent.getY();
final int parentPointX = baseX + (int) (horizontalPercent * p.width);
final int parentPointY = baseY + (int) (verticalPercent * p.height);
final int dialogPointX = parentPointX - (int) (horizontalPercent * d.width);
final int dialogPointY = parentPointY - (int) (verticalPercent * d.height);
// make sure the dialog fits completely on the screen...
final Rectangle s = parent.getGraphicsConfiguration().getBounds();
final Rectangle r = new Rectangle(dialogPointX, dialogPointY, d.width, d.height);
final Rectangle intersectedDialogBounds = r.intersection(s);
if (intersectedDialogBounds.width < d.width) {
r.x = s.width - d.width;
r.width = d.width;
}
if (intersectedDialogBounds.height < d.height) {
r.y = s.height - d.height;
r.height = d.height;
}
final Rectangle finalIntersection = r.intersection(s);
dialog.setBounds(finalIntersection);
}
/**
* Add a component in the list of components that should be refreshed. If <i>c</i> already has a
* dirty region, the rectangle <i>(x,y,w,h)</i> will be unioned with the region that should be
* redrawn.
*
* @param c Component to repaint, null results in nothing happening.
* @param x X coordinate of the region to repaint
* @param y Y coordinate of the region to repaint
* @param w Width of the region to repaint
* @param h Height of the region to repaint
* @see JComponent#repaint
*/
@Override
public void addDirtyRegion(JComponent c, int x, int y, int w, int h) {
Rectangle dirtyRegion = getDirtyRegion(c);
if (dirtyRegion.width == 0 && dirtyRegion.height == 0) {
int lastDeltaX = c.getX();
int lastDeltaY = c.getY();
Container parent = c.getParent();
while (parent instanceof JComponent) {
if (!parent.isVisible() || !parent.isDisplayable()) {
return;
}
if (parent instanceof JXPanel
&& (((JXPanel) parent).getAlpha() < 1f || !parent.isOpaque())) {
x += lastDeltaX;
y += lastDeltaY;
lastDeltaX = lastDeltaY = 0;
c = (JComponent) parent;
}
lastDeltaX += parent.getX();
lastDeltaY += parent.getY();
parent = parent.getParent();
}
}
super.addDirtyRegion(c, x, y, w, h);
}
private void disposeAndUpdate(boolean update) {
if (myView != null) {
boolean visible = myView.isVisible();
myView.setVisible(false);
Container container = myContent.getParent();
if (container != null) {
container.remove(myContent);
}
if (myView instanceof Window) {
myViewBounds = myView.getBounds();
Window window = (Window) myView;
if (!push(UIUtil.getWindow(myOwner), window)) {
window.dispose();
}
} else {
Container parent = myView.getParent();
if (parent == null) {
myViewBounds = new Rectangle(myContent.getPreferredSize());
} else {
myViewBounds = new Rectangle(myView.getBounds());
parent.remove(myView);
Point point = new Point(myViewBounds.x, myViewBounds.y);
SwingUtilities.convertPointToScreen(point, parent);
myViewBounds.x = point.x;
myViewBounds.y = point.y;
}
}
myView = null;
if (update && visible) {
setVisible(true);
}
}
}
/** see: http://www.javakey.net/4-java-gui/686df4a3d194cade.htm */
private synchronized void startModal() {
if (this.isVisible() && !this.isShowing()) {
Container parent = this.getParent();
while (parent != null) {
if (parent.isVisible() == false) {
parent.setVisible(true);
}
parent = parent.getParent();
}
}
try {
if (SwingUtilities.isEventDispatchThread()) {
EventQueue theQueue = getToolkit().getSystemEventQueue();
while (this.isVisible()) {
AWTEvent event = theQueue.getNextEvent();
Object source = event.getSource();
if (event instanceof ActiveEvent) {
((ActiveEvent) event).dispatch();
} else if (source instanceof Component) {
((Component) source).dispatchEvent(event);
} else if (source instanceof MenuComponent) {
((MenuComponent) source).dispatchEvent(event);
} else {
System.err.println("Unable to dispatch: " + event);
}
}
} else {
while (this.isVisible()) {
wait();
}
}
} catch (InterruptedException e) {
e.printStackTrace();
}
}
public void paintComponent(Graphics g) {
if (!useAnimation || c.isVisible()) {
super.paintComponent(g);
} else {
// within netbeans, it happens we arrive here and the image has not been
// created yet. We ensure it is.
if (img == null) {
makeImage();
}
// and we paint it only if it has been created and only if we have a
// valid graphics
if (g != null && img != null) {
// draw the image with y being height - imageHeight
g.drawImage(img, 0, getHeight() - img.getHeight(), null);
}
}
}
private void setBounds(Point location, Dimension size) {
if (myView != null) {
if (size == null) {
size = myView.getSize();
}
if (location == null) {
location = myView.getLocation();
} else {
Component parent = myView instanceof Window ? null : myView.getParent();
if (parent != null) {
SwingUtilities.convertPointFromScreen(location, parent);
}
}
myView.setBounds(location.x, location.y, size.width, size.height);
if (myView.isVisible()) {
myView.invalidate();
myView.validate();
myView.repaint();
}
}
}
/** Determines whether this popup should be visible. */
public boolean isVisible() {
return myView != null && myView.isVisible();
}