24 */
25
26
27 /**
28 * Ported from awt_wm.c, SCCS v1.11, author Valeriy Ushakov
29 * Author: Denis Mikhalkin
30 */
31 package sun.awt.X11;
32
33 import sun.awt.IconInfo;
34 import jdk.internal.misc.Unsafe;
35 import java.awt.Insets;
36 import java.awt.Frame;
37 import java.awt.Rectangle;
38 import java.util.Collection;
39 import java.util.HashMap;
40 import java.util.LinkedList;
41 import java.util.regex.Matcher;
42 import java.util.regex.Pattern;
43 import sun.util.logging.PlatformLogger;
44
45
46 /**
47 * Class incapsulating knowledge about window managers in general
48 * Descendants should provide some information about specific window manager.
49 */
50 final class XWM
51 {
52
53 private static final PlatformLogger log = PlatformLogger.getLogger("sun.awt.X11.XWM");
54 private static final PlatformLogger insLog = PlatformLogger.getLogger("sun.awt.X11.insets.XWM");
55 private static final PlatformLogger stateLog = PlatformLogger.getLogger("sun.awt.X11.states.XWM");
56
57 static final XAtom XA_MWM_HINTS = new XAtom();
58
59 private static Unsafe unsafe = XlibWrapper.unsafe;
60
61
62 /* Good old ICCCM */
63 static XAtom XA_WM_STATE = new XAtom();
513 return false;
514 }
515
516 if (getter.getActualType() != XA_MOTIF_WM_INFO.getAtom()
517 || getter.getActualFormat() != 32
518 || getter.getNumberOfItems() != MWMConstants.PROP_MOTIF_WM_INFO_ELEMENTS
519 || getter.getBytesAfter() != 0)
520 {
521 return false;
522 }
523
524 long wmwin = Native.getLong(getter.getData(), 1);
525 if (wmwin != 0) {
526 if (XA_DT_WORKSPACE_CURRENT.isInterned()) {
527 /* Now check that this window has _DT_WORKSPACE_CURRENT */
528 XAtom[] curws = XA_DT_WORKSPACE_CURRENT.getAtomListProperty(wmwin);
529 if (curws.length == 0) {
530 return false;
531 }
532 return true;
533 } else {
534 // No DT_WORKSPACE, however in our tests MWM sometimes can be without desktop -
535 // and that is still MWM. So simply check for the validity of this window
536 // (through WM_STATE property).
537 WindowPropertyGetter state_getter =
538 new WindowPropertyGetter(wmwin,
539 XA_WM_STATE,
540 0, 1, false,
541 XA_WM_STATE);
542 try {
543 if (state_getter.execute() == XConstants.Success &&
544 state_getter.getData() != 0 &&
545 state_getter.getActualType() == XA_WM_STATE.getAtom())
546 {
547 return true;
548 }
549 } finally {
550 state_getter.dispose();
551 }
552 }
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24 */
25
26
27 /**
28 * Ported from awt_wm.c, SCCS v1.11, author Valeriy Ushakov
29 * Author: Denis Mikhalkin
30 */
31 package sun.awt.X11;
32
33 import sun.awt.IconInfo;
34 import jdk.internal.misc.Unsafe;
35 import java.awt.Insets;
36 import java.awt.Frame;
37 import java.awt.Rectangle;
38 import java.util.Collection;
39 import java.util.HashMap;
40 import java.util.LinkedList;
41 import java.util.regex.Matcher;
42 import java.util.regex.Pattern;
43 import sun.util.logging.PlatformLogger;
44 import sun.font.FontUtilities;
45
46
47 /**
48 * Class incapsulating knowledge about window managers in general
49 * Descendants should provide some information about specific window manager.
50 */
51 final class XWM
52 {
53
54 private static final PlatformLogger log = PlatformLogger.getLogger("sun.awt.X11.XWM");
55 private static final PlatformLogger insLog = PlatformLogger.getLogger("sun.awt.X11.insets.XWM");
56 private static final PlatformLogger stateLog = PlatformLogger.getLogger("sun.awt.X11.states.XWM");
57
58 static final XAtom XA_MWM_HINTS = new XAtom();
59
60 private static Unsafe unsafe = XlibWrapper.unsafe;
61
62
63 /* Good old ICCCM */
64 static XAtom XA_WM_STATE = new XAtom();
514 return false;
515 }
516
517 if (getter.getActualType() != XA_MOTIF_WM_INFO.getAtom()
518 || getter.getActualFormat() != 32
519 || getter.getNumberOfItems() != MWMConstants.PROP_MOTIF_WM_INFO_ELEMENTS
520 || getter.getBytesAfter() != 0)
521 {
522 return false;
523 }
524
525 long wmwin = Native.getLong(getter.getData(), 1);
526 if (wmwin != 0) {
527 if (XA_DT_WORKSPACE_CURRENT.isInterned()) {
528 /* Now check that this window has _DT_WORKSPACE_CURRENT */
529 XAtom[] curws = XA_DT_WORKSPACE_CURRENT.getAtomListProperty(wmwin);
530 if (curws.length == 0) {
531 return false;
532 }
533 return true;
534 } else if (FontUtilities.isAIX) {
535 XQueryTree qt = new XQueryTree(wmwin);
536 try {
537 if (qt.execute() > 0) return true;
538 } finally {
539 qt.dispose();
540 }
541 } else {
542 // No DT_WORKSPACE, however in our tests MWM sometimes can be without desktop -
543 // and that is still MWM. So simply check for the validity of this window
544 // (through WM_STATE property).
545 WindowPropertyGetter state_getter =
546 new WindowPropertyGetter(wmwin,
547 XA_WM_STATE,
548 0, 1, false,
549 XA_WM_STATE);
550 try {
551 if (state_getter.execute() == XConstants.Success &&
552 state_getter.getData() != 0 &&
553 state_getter.getActualType() == XA_WM_STATE.getAtom())
554 {
555 return true;
556 }
557 } finally {
558 state_getter.dispose();
559 }
560 }
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