171 lines
4.6 KiB
Objective-C
171 lines
4.6 KiB
Objective-C
/*
|
|
* Copyright (c) 2007-2008 Dave Dribin
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person
|
|
* obtaining a copy of this software and associated documentation
|
|
* files (the "Software"), to deal in the Software without
|
|
* restriction, including without limitation the rights to use, copy,
|
|
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
|
* of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be
|
|
* included in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*/
|
|
|
|
|
|
/*
|
|
* This class is based on CInvocationGrabber:
|
|
*
|
|
* Copyright (c) 2007, Toxic Software
|
|
* All rights reserved.
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
*
|
|
* * 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.
|
|
*
|
|
* * Neither the name of the Toxic Software 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 THE REGENTS AND 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 THE REGENTS OR 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 "DDInvocationGrabber.h"
|
|
|
|
|
|
@implementation DDInvocationGrabber
|
|
|
|
+ (id)invocationGrabber
|
|
{
|
|
return([[[self alloc] init] autorelease]);
|
|
}
|
|
|
|
- (id)init
|
|
{
|
|
_target = nil;
|
|
_invocation = nil;
|
|
_forwardInvokesOnMainThread = NO;
|
|
_waitUntilDone = NO;
|
|
|
|
return self;
|
|
}
|
|
|
|
- (void)dealloc
|
|
{
|
|
[self setTarget:NULL];
|
|
[self setInvocation:NULL];
|
|
//
|
|
[super dealloc];
|
|
}
|
|
|
|
#pragma mark -
|
|
|
|
- (id)target
|
|
{
|
|
return _target;
|
|
}
|
|
|
|
- (void)setTarget:(id)inTarget
|
|
{
|
|
if (_target != inTarget)
|
|
{
|
|
[_target autorelease];
|
|
_target = [inTarget retain];
|
|
}
|
|
}
|
|
|
|
- (NSInvocation *)invocation
|
|
{
|
|
return _invocation;
|
|
}
|
|
|
|
- (void)setInvocation:(NSInvocation *)inInvocation
|
|
{
|
|
if (_invocation != inInvocation)
|
|
{
|
|
[_invocation autorelease];
|
|
_invocation = [inInvocation retain];
|
|
}
|
|
}
|
|
|
|
- (BOOL)forwardInvokesOnMainThread;
|
|
{
|
|
return _forwardInvokesOnMainThread;
|
|
}
|
|
|
|
- (void)setForwardInvokesOnMainThread:(BOOL)forwardInvokesOnMainThread;
|
|
{
|
|
_forwardInvokesOnMainThread = forwardInvokesOnMainThread;
|
|
}
|
|
|
|
- (BOOL)waitUntilDone;
|
|
{
|
|
return _waitUntilDone;
|
|
}
|
|
|
|
- (void)setWaitUntilDone:(BOOL)waitUntilDone;
|
|
{
|
|
_waitUntilDone = waitUntilDone;
|
|
}
|
|
|
|
#pragma mark -
|
|
|
|
- (NSMethodSignature *)methodSignatureForSelector:(SEL)selector
|
|
{
|
|
return [[self target] methodSignatureForSelector:selector];
|
|
}
|
|
|
|
- (void)forwardInvocation:(NSInvocation *)ioInvocation
|
|
{
|
|
[ioInvocation setTarget:[self target]];
|
|
[self setInvocation:ioInvocation];
|
|
if (_forwardInvokesOnMainThread)
|
|
{
|
|
if (!_waitUntilDone)
|
|
[_invocation retainArguments];
|
|
[_invocation performSelectorOnMainThread:@selector(invoke)
|
|
withObject:nil
|
|
waitUntilDone:_waitUntilDone];
|
|
}
|
|
}
|
|
|
|
@end
|
|
|
|
#pragma mark -
|
|
|
|
@implementation DDInvocationGrabber (DDnvocationGrabber_Conveniences)
|
|
|
|
- (id)prepareWithInvocationTarget:(id)inTarget
|
|
{
|
|
[self setTarget:inTarget];
|
|
return(self);
|
|
}
|
|
|
|
@end
|