01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17: /**
18: * @author Dmitry A. Durnev, Pavel Dolgov
19: * @version $Revision$
20: */package java.awt;
21:
22: import org.apache.harmony.awt.wtk.NativeMouseInfo;
23:
24: public class MouseInfo {
25:
26: public static int getNumberOfButtons() throws HeadlessException {
27: Toolkit.checkHeadless();
28: NativeMouseInfo ptrInfo = Toolkit.getDefaultToolkit()
29: .getNativeMouseInfo();
30: return ptrInfo.getNumberOfButtons();
31: }
32:
33: public static PointerInfo getPointerInfo() throws HeadlessException {
34: Toolkit.checkHeadless();
35: SecurityManager secMan = System.getSecurityManager();
36: if (secMan != null) {
37: secMan.checkPermission(new AWTPermission(
38: "watchMousePointer")); //$NON-NLS-1$
39: }
40: Toolkit toolkit = Toolkit.getDefaultToolkit();
41: Point location = toolkit.getNativeMouseInfo().getLocation();
42: GraphicsEnvironment ge = GraphicsEnvironment
43: .getLocalGraphicsEnvironment();
44:
45: GraphicsDevice gd = ge.getDefaultScreenDevice();
46:
47: // TODO: For virtual screen devices, the coordinates
48: // are given in the virtual coordinate system,
49: // otherwise they are returned in the coordinate system
50: // of the GraphicsDevice.[multi-screen support]
51:
52: return new PointerInfo(gd, location);
53: }
54:
55: private MouseInfo() {
56: //this class can't be instantiated
57: }
58:
59: }
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