172 lines
4.6 KiB
Objective-C
172 lines
4.6 KiB
Objective-C
/*
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* Copyright (c) 2007-2008 Dave Dribin
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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/*
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* This class is based on CInvocationGrabber:
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*
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* Copyright (c) 2007, Toxic Software
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* All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of the Toxic Software nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#import "DDInvocationGrabber.h"
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@implementation DDInvocationGrabber
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+ (id)invocationGrabber
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{
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return([[[self alloc] init] autorelease]);
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}
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- (id)init
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{
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_target = nil;
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_invocation = nil;
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_forwardInvokesOnMainThread = NO;
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_waitUntilDone = NO;
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return self;
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}
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- (void)dealloc
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{
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[self setTarget:NULL];
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[self setInvocation:NULL];
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//
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[super dealloc];
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}
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#pragma mark -
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- (id)target
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{
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return _target;
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}
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- (void)setTarget:(id)inTarget
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{
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if (_target != inTarget)
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{
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[_target autorelease];
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_target = [inTarget retain];
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}
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}
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- (NSInvocation *)invocation
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{
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return _invocation;
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}
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- (void)setInvocation:(NSInvocation *)inInvocation
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{
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if (_invocation != inInvocation)
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{
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[_invocation autorelease];
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_invocation = [inInvocation retain];
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}
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}
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- (BOOL)forwardInvokesOnMainThread;
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{
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return _forwardInvokesOnMainThread;
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}
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- (void)setForwardInvokesOnMainThread:(BOOL)forwardInvokesOnMainThread;
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{
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_forwardInvokesOnMainThread = forwardInvokesOnMainThread;
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}
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- (BOOL)waitUntilDone;
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{
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return _waitUntilDone;
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}
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- (void)setWaitUntilDone:(BOOL)waitUntilDone;
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{
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_waitUntilDone = waitUntilDone;
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}
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#pragma mark -
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- (NSMethodSignature *)methodSignatureForSelector:(SEL)selector
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{
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return [[self target] methodSignatureForSelector:selector];
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}
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- (void)forwardInvocation:(NSInvocation *)ioInvocation
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{
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[ioInvocation setTarget:[self target]];
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[self setInvocation:ioInvocation];
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if (_forwardInvokesOnMainThread)
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{
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if (!_waitUntilDone)
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[_invocation retainArguments];
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[_invocation performSelectorOnMainThread:@selector(invoke)
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withObject:nil
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waitUntilDone:_waitUntilDone];
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}
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}
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@end
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#pragma mark -
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@implementation DDInvocationGrabber (DDnvocationGrabber_Conveniences)
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- (id)prepareWithInvocationTarget:(id)inTarget
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{
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[self setTarget:inTarget];
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return(self);
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}
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@end
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