1 /*

     2  * Copyright (c) 2011, 2016, 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 "JavaAccessibilityAction.h"

    27 #import "JavaAccessibilityUtilities.h"

    28 

    29 #import "ThreadUtilities.h"

    30 

    31 

    32 @implementation JavaAxAction

    33 

    34 - (id)initWithEnv:(JNIEnv *)env withAccessibleAction:(jobject)accessibleAction withIndex:(jint)index withComponent:(jobject)component

    35 {

    36     self = [super init];

    37     if (self) {

    38         fAccessibleAction = JNFNewWeakGlobalRef(env, accessibleAction);

    39         fIndex = index;

    40         fComponent = JNFNewWeakGlobalRef(env, component);

    41     }

    42     return self;

    43 }

    44 

    45 - (void)dealloc

    46 {

    47     JNIEnv *env = [ThreadUtilities getJNIEnvUncached];

    48 

    49     JNFDeleteWeakGlobalRef(env, fAccessibleAction);

    50     fAccessibleAction = NULL;

    51 

    52     JNFDeleteWeakGlobalRef(env, fComponent);

    53     fComponent = NULL;

    54 

    55     [super dealloc];

    56 }

    57 

    58 - (NSString *)getDescription

    59 {

    60     static JNF_STATIC_MEMBER_CACHE(jm_getAccessibleActionDescription, sjc_CAccessibility, "getAccessibleActionDescription", "(Ljavax/accessibility/AccessibleAction;ILjava/awt/Component;)Ljava/lang/String;");

    61 

    62     JNIEnv* env = [ThreadUtilities getJNIEnv];

    63 

    64     jobject fCompLocal = (*env)->NewLocalRef(env, fComponent);

    65     if ((*env)->IsSameObject(env, fCompLocal, NULL)) {

    66         return nil;

    67     }

    68     NSString *str = nil;

    69     jstring jstr = JNFCallStaticObjectMethod( env,

    70                                               jm_getAccessibleActionDescription,

    71                                               fAccessibleAction,

    72                                               fIndex,

    73                                               fCompLocal );

    74     if (jstr != NULL) {

    75         str = JNFJavaToNSString(env, jstr); // AWT_THREADING Safe (AWTRunLoopMode)

    76         (*env)->DeleteLocalRef(env, jstr);

    77     }

    78     (*env)->DeleteLocalRef(env, fCompLocal);

    79     return str;

    80 }

    81 

    82 - (void)perform

    83 {

    84     static JNF_STATIC_MEMBER_CACHE(jm_doAccessibleAction, sjc_CAccessibility, "doAccessibleAction", "(Ljavax/accessibility/AccessibleAction;ILjava/awt/Component;)V");

    85 

    86     JNIEnv* env = [ThreadUtilities getJNIEnv];

    87 

    88     JNFCallStaticVoidMethod(env, jm_doAccessibleAction, fAccessibleAction, fIndex, fComponent); // AWT_THREADING Safe (AWTRunLoopMode)

    89 }

    90 

    91 @end

    92 

    93 

    94 @implementation TabGroupAction

    95 

    96 - (id)initWithEnv:(JNIEnv *)env withTabGroup:(jobject)tabGroup withIndex:(jint)index withComponent:(jobject)component

    97 {

    98     self = [super init];

    99     if (self) {

   100         fTabGroup = JNFNewWeakGlobalRef(env, tabGroup);

   101         fIndex = index;

   102         fComponent = JNFNewWeakGlobalRef(env, component);

   103     }

   104     return self;

   105 }

   106 

   107 - (void)dealloc

   108 {

   109     JNIEnv *env = [ThreadUtilities getJNIEnvUncached];

   110 

   111     JNFDeleteWeakGlobalRef(env, fTabGroup);

   112     fTabGroup = NULL;

   113 

   114     JNFDeleteWeakGlobalRef(env, fComponent);

   115     fComponent = NULL;

   116 

   117     [super dealloc];

   118 }

   119 

   120 - (NSString *)getDescription

   121 {

   122     return @"click";

   123 }

   124 

   125 - (void)perform

   126 {

   127     JNIEnv* env = [ThreadUtilities getJNIEnv];

   128 

   129     setAxContextSelection(env, fTabGroup, fIndex, fComponent);

   130 }

   131 

   132 @end