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/*
 * Copyright (C) 2013 RoboVM AB
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.bugvm.objc.block;

import com.bugvm.objc.ObjCBlock;
import com.bugvm.rt.bro.annotation.Callback;

/**
 * Block which takes a single {@code boolean} argument and returns no value. 
 * This is used to map the Objective-C {@code void (^)(BOOL)} block type.
 */
public interface VoidBooleanBlock {

    /**
     * Runs this block.
     * 
     * @param v the block argument.
     */
    void invoke(boolean v);
    
    static class Callbacks {
        @Callback static void run(ObjCBlock block, boolean v) {
            ((VoidBooleanBlock) block.object()).invoke(v);
        }
    }
    
    static class Marshaler {
        private static final ObjCBlock.Wrapper WRAPPER = new ObjCBlock.Wrapper(Callbacks.class);
        public static ObjCBlock toObjCBlock(VoidBooleanBlock o) {
            return WRAPPER.toObjCBlock(o);
        }
    }

}