/*
* Retrieves the owner of the peer.
* Note: this method returns the owner which can be activated, (i.e. the instance
* of Frame or Dialog may be returned).
*/
static LWWindowPeer getOwnerFrameDialog(LWWindowPeer peer) {
Window owner = (peer != null ? peer.getTarget().getOwner() : null);
while (owner != null && !(owner instanceof Frame || owner instanceof Dialog)) {
owner = owner.getOwner();
}
return owner == null ? null : (LWWindowPeer) AWTAccessor.getComponentAccessor().getPeer(owner);
}
static LWWindowPeer getOwnerFrameDialog(LWWindowPeer peer) {
Window owner = (peer != null ? peer.getTarget().getOwner() : null);
while (owner != null && !(owner instanceof Frame || owner instanceof Dialog)) {
owner = owner.getOwner();
}
return owner != null ? (LWWindowPeer) owner.getPeer() : null;
}
/*
* Requests platform to set native focus on a frame/dialog.
* In case of a simple window, triggers appropriate java focus change.
*/
public boolean requestWindowFocus(CausedFocusEvent.Cause cause) {
if (focusLog.isLoggable(PlatformLogger.FINE)) {
focusLog.fine("requesting native focus to " + this);
}
if (!focusAllowedFor()) {
focusLog.fine("focus is not allowed");
return false;
}
if (platformWindow.rejectFocusRequest(cause)) {
return false;
}
Window currentActive = KeyboardFocusManager.getCurrentKeyboardFocusManager().getActiveWindow();
Window opposite = LWKeyboardFocusManagerPeer.getInstance().getCurrentFocusedWindow();
// Make the owner active window.
if (isSimpleWindow()) {
LWWindowPeer owner = getOwnerFrameDialog(this);
// If owner is not natively active, request native
// activation on it w/o sending events up to java.
if (owner != null && !owner.platformWindow.isActive()) {
if (focusLog.isLoggable(PlatformLogger.FINE)) {
focusLog.fine("requesting native focus to the owner " + owner);
}
LWWindowPeer currentActivePeer =
(currentActive != null ? (LWWindowPeer) currentActive.getPeer() : null);
// Ensure the opposite is natively active and suppress sending events.
if (currentActivePeer != null && currentActivePeer.platformWindow.isActive()) {
if (focusLog.isLoggable(PlatformLogger.FINE)) {
focusLog.fine("the opposite is " + currentActivePeer);
}
currentActivePeer.skipNextFocusChange = true;
}
owner.skipNextFocusChange = true;
owner.platformWindow.requestWindowFocus();
}
// DKFM will synthesize all the focus/activation events correctly.
changeFocusedWindow(true, opposite);
return true;
// In case the toplevel is active but not focused, change focus directly,
// as requesting native focus on it will not have effect.
} else if (getTarget() == currentActive && !getTarget().hasFocus()) {
changeFocusedWindow(true, opposite);
return true;
}
return platformWindow.requestWindowFocus();
}
private boolean isOneOfOwnersOf(LWWindowPeer peer) {
Window owner = (peer != null ? peer.getTarget().getOwner() : null);
while (owner != null) {
if ((LWWindowPeer) owner.getPeer() == this) {
return true;
}
owner = owner.getOwner();
}
return false;
}
@Override
public void blockWindows(List<Window> windows) {
// TODO: LWX will probably need some collectJavaToplevels to speed this up
for (Window w : windows) {
WindowPeer wp = (WindowPeer) w.getPeer();
if (wp != null) {
wp.setModalBlocked((Dialog) getTarget(), true);
}
}
}
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) ? (LWWindowPeer) owner.getPeer() : null;
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 (((Window) target).getWarningString() != null) {
// accessSystemTray permission allows to display TrayIcon, TrayIcon tooltip
// and TrayIcon balloon windows without a warning window.
if (!AWTAccessor.getWindowAccessor().isTrayIconWindow((Window) target)) {
LWToolkit toolkit = (LWToolkit) Toolkit.getDefaultToolkit();
warn = toolkit.createSecurityWarning(target, this);
}
}
warningWindow = warn;
}
protected boolean focusAllowedFor() {
Window window = getTarget();
// TODO: check if modal blocked
boolean allowed =
(getBlocker() == null) && window.isVisible() && window.isEnabled() && isFocusableWindow();
focusLog.fine(
"Checking whether the focus is allowed ["
+ allowed
+ "] for "
+ window.getName()
+ "; blocker: "
+ ((getBlocker() == null) ? "null" : getBlocker().getClass().getName())
+ "; window.isVisible: "
+ window.isVisible()
+ "; window.isEnabled: "
+ window.isEnabled()
+ "; isFocusableWindow: "
+ isFocusableWindow());
return allowed;
}
private boolean focusAllowedFor() {
Window window = getTarget();
// TODO: check if modal blocked
return window.isVisible() && window.isEnabled() && isFocusableWindow();
}