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13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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15  * accompanied this code).
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24  */
25 
26 package sun.awt.X11;
27 
28 import java.awt.dnd.DnDConstants;
29 
30 /**
31  * XDnD protocol global constants.
32  *
33  * @since 1.5
34  */
35 class XDnDConstants {
36     static final XAtom XA_XdndActionCopy = XAtom.get("XdndActionCopy");
37     static final XAtom XA_XdndActionMove = XAtom.get("XdndActionMove");
38     static final XAtom XA_XdndActionLink = XAtom.get("XdndActionLink");
39     static final XAtom XA_XdndActionList = XAtom.get("XdndActionList");
40     static final XAtom XA_XdndTypeList   = XAtom.get("XdndTypeList");
41     static final XAtom XA_XdndAware      = XAtom.get("XdndAware");
42     static final XAtom XA_XdndProxy      = XAtom.get("XdndProxy");
43     static final XAtom XA_XdndSelection  = XAtom.get("XdndSelection");
44     static final XAtom XA_XdndEnter      = XAtom.get("XdndEnter");
45     static final XAtom XA_XdndPosition   = XAtom.get("XdndPosition");
46     static final XAtom XA_XdndLeave      = XAtom.get("XdndLeave");
47     static final XAtom XA_XdndDrop       = XAtom.get("XdndDrop");
48     static final XAtom XA_XdndStatus     = XAtom.get("XdndStatus");
49     static final XAtom XA_XdndFinished   = XAtom.get("XdndFinished");
50 
51     static final XSelection XDnDSelection = new XSelection(XA_XdndSelection);
52 
53     public static final int XDND_MIN_PROTOCOL_VERSION = 3;
54     public static final int XDND_PROTOCOL_VERSION     = 5;
55 
56     public static final int XDND_PROTOCOL_MASK        = 0xFF000000;
57     public static final int XDND_PROTOCOL_SHIFT       = 24;
58     public static final int XDND_DATA_TYPES_BIT       = 0x1;
59     public static final int XDND_ACCEPT_DROP_FLAG     = 0x1;
60 
XDnDConstants()61     private XDnDConstants() {}
62 
getXDnDActionForJavaAction(int javaAction)63     static long getXDnDActionForJavaAction(int javaAction) {
64         switch (javaAction) {
65         case DnDConstants.ACTION_COPY : return XA_XdndActionCopy.getAtom();
66         case DnDConstants.ACTION_MOVE : return XA_XdndActionMove.getAtom();
67         case DnDConstants.ACTION_LINK : return XA_XdndActionLink.getAtom();
68         default                       : return 0;
69         }
70     }
71 
getJavaActionForXDnDAction(long xdndAction)72     static int getJavaActionForXDnDAction(long xdndAction) {
73         if (xdndAction == XA_XdndActionCopy.getAtom()) {
74             return DnDConstants.ACTION_COPY;
75         } else if (xdndAction == XA_XdndActionMove.getAtom()) {
76             return DnDConstants.ACTION_MOVE;
77         } else if (xdndAction == XA_XdndActionLink.getAtom()) {
78             return DnDConstants.ACTION_LINK;
79         } else {
80             return DnDConstants.ACTION_NONE;
81         }
82     }
83 }
84