org.eclipse.swt.browser.DownloadFactory source code

1 /*******************************************************************************
2  * Copyright (c) 2003, 2007 IBM Corporation and others.
3  * All rights reserved. This program and the accompanying materials
4  * are made available under the terms of the Eclipse Public License v1.0
5  * which accompanies this distribution, and is available at
6  * http://www.eclipse.org/legal/epl-v10.html
7  *
8  * Contributors:
9  *     IBM Corporation - initial API and implementation
10  *******************************************************************************/
11 module org.eclipse.swt.browser.DownloadFactory;
12 
13 import java.lang.all;
14 
15 //import org.eclipse.swt.internal.C;
16 import XPCOM = org.eclipse.swt.internal.mozilla.XPCOM;
17 import org.eclipse.swt.internal.mozilla.Common;
18 //import org.eclipse.swt.internal.mozilla.XPCOMObject;
19 import org.eclipse.swt.internal.mozilla.nsID;
20 import org.eclipse.swt.internal.mozilla.nsIFactory;
21 import org.eclipse.swt.internal.mozilla.nsISupports;
22 
23 import org.eclipse.swt.browser.Download;
24 
25 class DownloadFactory : nsIFactory {
26     int refCount = 0;
27 
28 this () {}
29 
30 extern(System)
31 nsrefcnt AddRef () {
32     refCount++;
33     return refCount;
34 }
35 
36 extern(System)
37 nsresult QueryInterface (in cnsID* riid, void** ppvObject) {
38     if (riid is null || ppvObject is null) return XPCOM.NS_ERROR_NO_INTERFACE;
39     
40     if (*riid == nsISupports.IID) {
41         *ppvObject = cast(void*)cast(nsISupports)this;
42         AddRef ();
43         return XPCOM.NS_OK;
44     }
45     if (*riid == nsIFactory.IID) {
46         *ppvObject = cast(void*)cast(nsIFactory)this;
47         AddRef ();
48         return XPCOM.NS_OK;
49     }
50     
51     *ppvObject = null;
52     return XPCOM.NS_ERROR_NO_INTERFACE;
53 }
54 
55 extern(System)
56 nsrefcnt Release () {
57     refCount--;
58     //if (refCount is 0) disposeCOMInterfaces ();
59     return refCount;
60 }
61     
62 /* nsIFactory */
63 
64 extern(System)
65 nsresult CreateInstance (nsISupports aOuter, nsID* iid, void** result) {
66     if (result is null) 
67         return XPCOM.NS_ERROR_INVALID_ARG;
68     auto download = new Download();
69     nsresult rv = download.QueryInterface( iid, result );
70     if (XPCOM.NS_FAILED(rv)) {
71         *result = null;
72         delete download;
73     }
74     return rv;
75 }
76 
77 extern(System)
78 nsresult LockFactory (int lock) {
79     return XPCOM.NS_OK;
80 }
81 }