/*

 * Copyright (C) 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 * 1.  Redistributions of source code must retain the above copyright

 *     notice, this list of conditions and the following disclaimer. 

 * 2.  Redistributions in binary form must reproduce the above copyright

 *     notice, this list of conditions and the following disclaimer in the

 *     documentation and/or other materials provided with the distribution. 

 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

 *     its contributors may be used to endorse or promote products derived

 *     from this software without specific prior written permission. 

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#import "WebPolicyDelegatePrivate.h"

#import <WebCore/FrameLoaderTypes.h>

#import <objc/objc-runtime.h>

using namespace WebCore;

NSString *WebActionButtonKey = @"WebActionButtonKey"; 

NSString *WebActionElementKey = @"WebActionElementKey";

NSString *WebActionFormKey = @"WebActionFormKey";

NSString *WebActionModifierFlagsKey = @"WebActionModifierFlagsKey";

NSString *WebActionNavigationTypeKey = @"WebActionNavigationTypeKey";

NSString *WebActionOriginalURLKey = @"WebActionOriginalURLKey";

@interface WebPolicyDecisionListenerPrivate : NSObject

{

@public

    id target;

    SEL action;

}

- (id)initWithTarget:(id)target action:(SEL)action;

@end

@implementation WebPolicyDecisionListenerPrivate

- (id)initWithTarget:(id)t action:(SEL)a

{

    self = [super init];

    if (!self)

        return nil;

    target = [t retain];

    action = a;

    return self;

}

- (void)dealloc

{

    [target release];

    [super dealloc];

}

@end

@implementation WebPolicyDecisionListener

- (id)_initWithTarget:(id)target action:(SEL)action

{

    self = [super init];

    if (!self)

        return nil;

    _private = [[WebPolicyDecisionListenerPrivate alloc] initWithTarget:target action:action];

    return self;

}

-(void)dealloc

{

    [_private release];

    [super dealloc];

}

- (void)_usePolicy:(PolicyAction)policy

{

    if (_private->target)

        ((void (*)(id, SEL, PolicyAction))objc_msgSend)(_private->target, _private->action, policy);

}

- (void)_invalidate

{

    id target = _private->target;

    _private->target = nil;

    [target release];

}

// WebPolicyDecisionListener implementation

- (void)use

{

    [self _usePolicy:PolicyUse];

}

- (void)ignore

{

    [self _usePolicy:PolicyIgnore];

}

- (void)download

{

    [self _usePolicy:PolicyDownload];

}

@end