Project: JNA

Revision: 647

Author: twalljava

Date: 22 Aug 2008 10:35:27

• /trunk/jnalib/src/com/sun/jna/examples/ShapedWindowDemo.java

  ......	@@ -239,8 +239,6 @@
  239	239	frame.getContentPane().setCursor(Cursor.getPredefinedCursor(Cursor.MOVE_CURSOR));
  240	240	frame.getContentPane().add(face);
  241	241	frame.setUndecorated(true);
  242		frame.pack();
  243		frame.setLocation(100, 100);
  244	242	try {
  245	243	Shape mask = new Area(new Ellipse2D.Float(0, 0, 150, 150));
  246	244	WindowUtils.setWindowMask(frame, mask);
  ......	@@ -249,8 +247,11 @@
  249	247	}
  250	248	frame.setIconImage(face.getIconImage());
  251	249	frame.setResizable(false);
  252		frame.setVisible(true);
  253	250	frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  	251
  	252	frame.pack();
  	253	frame.setLocation(100, 100);
  	254	frame.setVisible(true);
  254	255	}
  255	256	catch(UnsatisfiedLinkError e) {
  256	257	e.printStackTrace();

• /trunk/jnalib/src/com/sun/jna/examples/WindowUtils.java

  ......	@@ -112,7 +112,15 @@
  112	112	* Window#paint(Graphics)} on OS X, you'll need to explicitly set the clip
  113	113	* mask on the <code>Graphics</code> object with the window mask; only the
  114	114	* content pane of the window and below have the window mask automatically
  115		* applied.
  	115	* applied.<p>
  	116	* NOTE: On OSX, the property
  	117	* <code>apple.awt.draggableWindowBackground</code> is set automatically when
  	118	* a window's background color has an alpha component. That property must be
  	119	* set to its final value <em>before</em> the heavyweight peer for the Window
  	120	* is created. Once {@link Component#addNotify} has been called on the
  	121	* component, causing creation of the heavyweight peer, changing this
  	122	* property has no effect.
  	123	* @see <a href="http://developer.apple.com/technotes/tn2007/tn2196.html#APPLE_AWT_DRAGGABLEWINDOWBACKGROUND">Apple Technote 2007</a>
  116	124	*/
  117	125	// TODO: setWindowMask() should accept a threshold; some cases want a
  118	126	// 50% threshold, some might want zero/non-zero
  ......	@@ -923,24 +931,52 @@
  923	931	return content;
  924	932	}
  925	933
  	934	/** Note that the property
  	935	* <code>apple.awt.draggableWindowBackground</code> must be set to its
  	936	* final value <em>before</em> the heavyweight peer for the Window is
  	937	* created. Once {@link Component#addNotify} has been called on the
  	938	* component, causing creation of the heavyweight peer, changing this
  	939	* property has no effect.
  	940	* @see <a href="http://developer.apple.com/technotes/tn2007/tn2196.html#APPLE_AWT_DRAGGABLEWINDOWBACKGROUND">Apple Technote 2007</a>
  	941	*/
  926	942	public void setWindowTransparent(Window w, boolean transparent) {
  927	943	boolean isTransparent = w.getBackground() != null
  928	944	&& w.getBackground().getAlpha() == 0;
  929	945	if (transparent != isTransparent) {
  930	946	installTransparentContent(w);
  931		setBackgroundTransparent(w, transparent);
  	947	setBackgroundTransparent(w, transparent, "setWindowTransparent");
  932	948	setLayersTransparent(w, transparent);
  933	949	}
  934	950	}
  935	951
  936		public void setWindowAlpha(final Window w, final float alpha) {
  	952	/** Setting this false restores the original setting. */
  	953	private static final String WDRAG = "apple.awt.draggableWindowBackground";
  	954	private void fixWindowDragging(Window w, String context) {
  937	955	if (w instanceof RootPaneContainer) {
  938		SwingUtilities.invokeLater(new Runnable() {
  939		public void run() {
  940		JRootPane p = ((RootPaneContainer)w).getRootPane();
  941		p.putClientProperty("Window.alpha", new Float(alpha));
  	956	JRootPane p = ((RootPaneContainer)w).getRootPane();
  	957	Boolean oldDraggable = (Boolean)p.getClientProperty(WDRAG);
  	958	if (oldDraggable == null) {
  	959	p.putClientProperty(WDRAG, Boolean.FALSE);
  	960	if (w.isDisplayable()) {
  	961	System.err.println(context + "(): To avoid content dragging, " + context + "() must be called before the window is realized, or " + WDRAG + " must be set to Boolean.FALSE before the window is realized. If you really want content dragging, set " + WDRAG + " on the window's root pane to Boolean.TRUE before calling " + context + "() to hide this message.");
  942	962	}
  943		});
  	963	}
  	964	}
  	965	}
  	966
  	967	/** Note that the property
  	968	* <code>apple.awt.draggableWindowBackground</code> must be set to its
  	969	* final value <em>before</em> the heavyweight peer for the Window is
  	970	* created. Once {@link Component#addNotify} has been called on the
  	971	* component, causing creation of the heavyweight peer, changing this
  	972	* property has no effect.
  	973	* @see <a href="http://developer.apple.com/technotes/tn2007/tn2196.html#APPLE_AWT_DRAGGABLEWINDOWBACKGROUND">Apple Technote 2007</a>
  	974	*/
  	975	public void setWindowAlpha(final Window w, final float alpha) {
  	976	if (w instanceof RootPaneContainer) {
  	977	JRootPane p = ((RootPaneContainer)w).getRootPane();
  	978	p.putClientProperty("Window.alpha", new Float(alpha));
  	979	fixWindowDragging(w, "setWindowAlpha");
  944	980	}
  945	981	whenDisplayable(w, new Runnable() {
  946	982	public void run() {
  ......	@@ -973,7 +1009,7 @@
  973	1009	Window w = (Window)c;
  974	1010	OSXTransparentContent content = installTransparentContent(w);
  975	1011	content.setMask(shape);
  976		setBackgroundTransparent(w, shape != MASK_NONE);
  	1012	setBackgroundTransparent(w, shape != MASK_NONE, "setWindowMask");
  977	1013	}
  978	1014	else {
  979	1015	// not yet implemented
  ......	@@ -1015,14 +1051,12 @@
  1015	1051	}
  1016	1052	}
  1017	1053
  1018		private void setBackgroundTransparent(Window w, boolean transparent) {
  	1054	private void setBackgroundTransparent(Window w, boolean transparent, String context) {
  1019	1055	JRootPane rp = w instanceof RootPaneContainer
  1020	1056	? ((RootPaneContainer)w).getRootPane() : null;
  1021	1057	if (transparent) {
  1022	1058	if (rp != null) {
  1023	1059	rp.putClientProperty("bg.old", w.getBackground());
  1024		rp.putClientProperty("draggable.old",
  1025		rp.getClientProperty("apple.awt.draggableWindowBackground"));
  1026	1060	}
  1027	1061	w.setBackground(new Color(0,0,0,0));
  1028	1062	}
  ......	@@ -1034,12 +1068,7 @@
  1034	1068	w.setBackground(null);
  1035	1069	}
  1036	1070	}
  1037		if (rp != null) {
  1038		// disable dragging by content
  1039		Boolean old = (Boolean)rp.getClientProperty("apple.awt.draggableWindowBackground");
  1040		rp.putClientProperty("apple.awt.draggableWindowBackground",
  1041		transparent ? Boolean.FALSE : old);
  1042		}
  	1071	fixWindowDragging(w, context);
  1043	1072	}
  1044	1073	}
  1045	1074	private static class X11WindowUtils extends NativeWindowUtils {
  ......	@@ -1439,7 +1468,14 @@
  1439	1468	* opaque, 0.0 fully transparent. The alpha level is applied equally
  1440	1469	* to all window pixels.<p>
  1441	1470	* NOTE: Windows requires that <code>sun.java2d.noddraw=true</code>
  1442		* in order for alpha to work.
  	1471	* in order for alpha to work.<p>
  	1472	* NOTE: On OSX, the property
  	1473	* <code>apple.awt.draggableWindowBackground</code> must be set to its
  	1474	* final value <em>before</em> the heavyweight peer for the Window is
  	1475	* created. Once {@link Component#addNotify} has been called on the
  	1476	* component, causing creation of the heavyweight peer, changing this
  	1477	* property has no effect.
  	1478	* @see <a href="http://developer.apple.com/technotes/tn2007/tn2196.html#APPLE_AWT_DRAGGABLEWINDOWBACKGROUND">Apple Technote 2007</a>
  1443	1479	*/
  1444	1480	public static void setWindowAlpha(Window w, float alpha) {
  1445	1481	getInstance().setWindowAlpha(w, Math.max(0f, Math.min(alpha, 1f)));
  ......	@@ -1449,6 +1485,13 @@
  1449	1485	* Set the window to be transparent. Only explicitly painted pixels
  1450	1486	* will be non-transparent. All pixels will be composited with
  1451	1487	* whatever is under the window using their alpha values.
  	1488	*
  	1489	* On OSX, the property <code>apple.awt.draggableWindowBackground</code>
  	1490	* must be set to its final value <em>before</em> the heavyweight peer for
  	1491	* the Window is created. Once {@link Component#addNotify} has been
  	1492	* called on the component, causing creation of the heavyweight peer,
  	1493	* changing this property has no effect.
  	1494	* @see <a href="http://developer.apple.com/technotes/tn2007/tn2196.html#APPLE_AWT_DRAGGABLEWINDOWBACKGROUND">Apple Technote 2007</a>
  1452	1495	*/
  1453	1496	public static void setWindowTransparent(Window w, boolean transparent) {
  1454	1497	getInstance().setWindowTransparent(w, transparent);

• /trunk/jnalib/release-notes.html

  ......	@@ -1,4 +1,12 @@
  1	1	<a name="top"></a>
  	2	<h2>Release 3.x.x</h2>
  	3	<b>Features</b><br>
  	4	<ul>
  	5	</ul>
  	6	<b>Bug Fixes</b><br>
  	7	<ul>
  	8	<li>Avoid more content dragging on OSX or warn if it's too late.
  	9	</ul>
  2	10	<h2>Release 3.0.5</h2>
  3	11	<b>Features</b><br>
  4	12	<ul>