1/*
2 * Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26#import "sun_lwawt_macosx_CDragSourceContextPeer.h"
27
28#import "JNIUtilities.h"
29
30#import "CDragSource.h"
31#import "ThreadUtilities.h"
32
33
34/*
35 * Class:     sun_lwawt_macosx_CDragSourceContextPeer
36 * Method:    createNativeDragSource
37 * Signature: (Ljava/awt/Component;JLjava/awt/datatransfer/Transferable;
38               Ljava/awt/event/InputEvent;IIIIJIJIII[JLjava/util/Map;)J
39 */
40JNIEXPORT jlong JNICALL Java_sun_lwawt_macosx_CDragSourceContextPeer_createNativeDragSource
41  (JNIEnv *env, jobject jthis, jobject jcomponent, jlong jnativepeer, jobject jtransferable,
42   jobject jtrigger, jint jdragposx, jint jdragposy, jint jextmodifiers, jint jclickcount, jlong jtimestamp,
43   jlong nsdragimageptr, jint jdragimageoffsetx, jint jdragimageoffsety,
44   jint jsourceactions, jlongArray jformats, jobject jformatmap)
45{
46    id controlObj = (id) jlong_to_ptr(jnativepeer);
47    __block CDragSource* dragSource = nil;
48
49JNI_COCOA_ENTER(env);
50
51    // Global references are disposed when the DragSource is removed
52    jobject gComponent = (*env)->NewGlobalRef(env, jcomponent);
53    jobject gDragSourceContextPeer = (*env)->NewGlobalRef(env, jthis);
54    jobject gTransferable = (*env)->NewGlobalRef(env, jtransferable);
55    jobject gTriggerEvent = (*env)->NewGlobalRef(env, jtrigger);
56    jlongArray gFormats = (*env)->NewGlobalRef(env, jformats);
57    jobject gFormatMap = (*env)->NewGlobalRef(env, jformatmap);
58
59    [ThreadUtilities performOnMainThreadWaiting:YES block:^(){
60        dragSource = [[CDragSource alloc] init:gDragSourceContextPeer
61                                     component:gComponent
62                                       control:controlObj
63                                  transferable:gTransferable
64                                  triggerEvent:gTriggerEvent
65                                      dragPosX:jdragposx
66                                      dragPosY:jdragposy
67                                     modifiers:jextmodifiers
68                                    clickCount:jclickcount
69                                     timeStamp:jtimestamp
70                                     dragImage:nsdragimageptr
71                              dragImageOffsetX:jdragimageoffsetx
72                              dragImageOffsetY:jdragimageoffsety
73                                 sourceActions:jsourceactions
74                                       formats:gFormats
75                                     formatMap:gFormatMap];
76    }];
77JNI_COCOA_EXIT(env);
78
79    return ptr_to_jlong(dragSource);
80}
81
82/*
83 * Class:     sun_lwawt_macosx_CDragSourceContextPeer
84 * Method:    doDragging
85 * Signature: (J)V
86 */
87JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CDragSourceContextPeer_doDragging
88  (JNIEnv *env, jobject jthis, jlong nativeDragSourceVal)
89{
90    AWT_ASSERT_NOT_APPKIT_THREAD;
91
92    CDragSource* dragSource = (CDragSource*) jlong_to_ptr(nativeDragSourceVal);
93
94JNI_COCOA_ENTER(env);
95    [dragSource drag];
96JNI_COCOA_EXIT(env);
97}
98
99/*
100 * Class:     sun_lwawt_macosx_CDragSourceContextPeer
101 * Method:    releaseNativeDragSource
102 * Signature: (J)V
103 */
104JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CDragSourceContextPeer_releaseNativeDragSource
105  (JNIEnv *env, jobject jthis, jlong nativeDragSourceVal)
106{
107      CDragSource* dragSource = (CDragSource*) jlong_to_ptr(nativeDragSourceVal);
108
109JNI_COCOA_ENTER(env);
110    [dragSource removeFromView:env];
111JNI_COCOA_EXIT(env);
112}
113