public LWWindowPeer(
Window target,
PlatformComponent platformComponent,
PlatformWindow platformWindow,
PeerType peerType) {
super(target, platformComponent);
this.platformWindow = platformWindow;
this.peerType = peerType;
Window owner = target.getOwner();
LWWindowPeer ownerPeer =
owner == null ? null : (LWWindowPeer) AWTAccessor.getComponentAccessor().getPeer(owner);
PlatformWindow ownerDelegate = (ownerPeer != null) ? ownerPeer.getPlatformWindow() : null;
// The delegate.initialize() needs a non-null GC on X11.
GraphicsConfiguration gc = getTarget().getGraphicsConfiguration();
synchronized (getStateLock()) {
// graphicsConfig should be updated according to the real window
// bounds when the window is shown, see 4868278
this.graphicsConfig = gc;
}
if (!target.isFontSet()) {
target.setFont(DEFAULT_FONT);
}
if (!target.isBackgroundSet()) {
target.setBackground(SystemColor.window);
} else {
// first we check if user provided alpha for background. This is
// similar to what Apple's Java do.
// Since JDK7 we should rely on setOpacity() only.
// this.opacity = c.getAlpha();
}
if (!target.isForegroundSet()) {
target.setForeground(SystemColor.windowText);
// we should not call setForeground because it will call a repaint
// which the peer may not be ready to do yet.
}
platformWindow.initialize(target, this, ownerDelegate);
// Init warning window(for applets)
SecurityWarningWindow warn = null;
if (target.getWarningString() != null) {
// accessSystemTray permission allows to display TrayIcon, TrayIcon tooltip
// and TrayIcon balloon windows without a warning window.
if (!AWTAccessor.getWindowAccessor().isTrayIconWindow(target)) {
LWToolkit toolkit = (LWToolkit) Toolkit.getDefaultToolkit();
warn = toolkit.createSecurityWarning(target, this);
}
}
warningWindow = warn;
}
@Override
public void print(Graphics g) {
// We assume we print the whole frame,
// so we expect no clip was set previously
Shape shape = AWTAccessor.getWindowAccessor().getShape((Window) target);
if (shape != null) {
g.setClip(shape);
}
super.print(g);
}
private void dragFrameFaster(JComponent f, int newX, int newY) {
Rectangle previousBounds =
new Rectangle(currentBounds.x, currentBounds.y, currentBounds.width, currentBounds.height);
// move the frame
currentBounds.x = newX;
currentBounds.y = newY;
if (didDrag) {
// Only initiate cleanup if we have actually done a drag.
emergencyCleanup(f);
} else {
didDrag = true;
// We reset the danger field as until now we haven't actually
// moved the internal frame so we don't need to initiate repaint.
((JInternalFrame) f).danger = false;
}
boolean floaterCollision = isFloaterCollision(previousBounds, currentBounds);
// System.out.println(previousBounds);
JComponent parent = (JComponent) f.getParent();
Rectangle visBounds = previousBounds.intersection(desktopBounds);
// System.out.println(previousBounds);
// System.out.println(visBounds);
RepaintManager currentManager = RepaintManager.currentManager(f);
currentManager.beginPaint();
try {
if (!floaterCollision) {
currentManager.copyArea(
parent,
desktopGraphics,
visBounds.x,
visBounds.y,
visBounds.width,
visBounds.height,
newX - previousBounds.x,
newY - previousBounds.y,
true);
}
f.setBounds(currentBounds);
if (floaterCollision) {
// since we couldn't blit we just redraw as fast as possible
// the isDragging mucking is to avoid activating emergency
// cleanup
((JInternalFrame) f).isDragging = false;
parent.paintImmediately(currentBounds);
((JInternalFrame) f).isDragging = true;
}
// fake out the repaint manager. We'll take care of everything
currentManager.markCompletelyClean(parent);
currentManager.markCompletelyClean(f);
// compute the minimal newly exposed area
// if the rects intersect then we use computeDifference. Otherwise
// we'll repaint the entire previous bounds
Rectangle[] dirtyRects = null;
if (previousBounds.intersects(currentBounds)) {
dirtyRects = SwingUtilities.computeDifference(previousBounds, currentBounds);
} else {
dirtyRects = new Rectangle[1];
dirtyRects[0] = previousBounds;
// System.out.println("no intersection");
}
;
// Fix the damage
for (int i = 0; i < dirtyRects.length; i++) {
parent.paintImmediately(dirtyRects[i]);
}
// new areas of blit were exposed
if (!(visBounds.equals(previousBounds))) {
dirtyRects = SwingUtilities.computeDifference(previousBounds, desktopBounds);
for (int i = 0; i < dirtyRects.length; i++) {
dirtyRects[i].x += newX - previousBounds.x;
dirtyRects[i].y += newY - previousBounds.y;
((JInternalFrame) f).isDragging = false;
parent.paintImmediately(dirtyRects[i]);
((JInternalFrame) f).isDragging = true;
// System.out.println(dirtyRects[i]);
}
}
} finally {
currentManager.endPaint();
}
// update window if it's non-opaque
Window topLevel = SwingUtilities.getWindowAncestor(f);
Toolkit tk = Toolkit.getDefaultToolkit();
if (!AWTAccessor.getWindowAccessor().isOpaque(topLevel)
&& (tk instanceof SunToolkit)
&& ((SunToolkit) tk).needUpdateWindow()) {
AWTAccessor.getWindowAccessor().updateWindow(topLevel);
}
}