Sto sviluppando l'applicazione in Java 6
(1.6.0_24) che utilizza JFrame
trasparente per ottenere l'animazione che scompare. Qui è il mio codice:Utilizzo di una finestra trasparente in Java 6 e Java 7
public static void slowDisappearWindowAction(Window source, int milisSlow, int milisFast) throws InterruptedException{
float level = 1.0f;
//slow effect -> 50%
for(int i=0; i<8 ; i++){
level=level-0.05f;
AWTUtilities.setWindowOpacity(source,level);
Thread.sleep(milisSlow);
}
//fast effect -> 0%
for(int i=0; i<8 ; i++){
level=level-0.05f;
AWTUtilities.setWindowOpacity(source,level);
Thread.sleep(milisFast);
}
AWTUtilities.setWindowOpacity(source,0.1f);
}
Funziona benissimo sulla mia macchina, ma quando ho provato su un altro PC con Java 7
installato ho il fermo di errore:
Exception in thread "AWT-EventQueue-0" java.awt.IllegalComponentStateException:
The frame is decorated
at java.awt.Frame.setOpacity(Unknown Source)
at java.awt.Window$1.setOpacity(Unknown Source)
at com.sun.awt.AWTUtilities.setWindowOpacity(Unknown Source)
at pl.design.bead.pattern.model.window.WindowHelper.slowDisappearWindowAction(WindowHelper.java:21)
at pl.design.bead.pattern.forms.MainForm$ExitController.windowClosing(MainForm.java:123)
at java.awt.AWTEventMulticaster.windowClosing(Unknown Source)
at java.awt.Window.processWindowEvent(Unknown Source)
at javax.swing.JFrame.processWindowEvent(Unknown Source)
at java.awt.Window.processEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Window.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
at java.awt.EventQueue.access$000(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue$4.run(Unknown Source)
at java.awt.EventQueue$4.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)
Penso che sia perché in Java 7
I utilizzare i metodi Window.setOpacity(...)
anziché AWTUtilities
.
È possibile utilizzare la trasparenza nell'app Java 6
, che verrà eseguita su Java 7
?
se è solo sulla compilazione in JDK6 e funzionante in jdk7, è possibile utilizzare la riflessione sia per il 6 e 7 api. Tuttavia, non c'è modo di modificare il supporto per la trasparenza mancante per le finestre non decorate in jdk7. – kleopatra