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/*
Copyright (c) 1998, 1999, 2000, 2001, 2003, 2004 Benhur Stein
This file is part of Paj.
Paj is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
Paj is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
for more details.
You should have received a copy of the GNU Lesser General Public License
along with Paj; if not, write to the Free Software Foundation, Inc.,
59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*/
#include "NSMatrix+Additions.h"
@implementation NSMatrix (NSDraggingDestination)
- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
{
id del = [self delegate];
SEL sel = @selector(matrix:draggingEntered:);
if (del && [del respondsToSelector:sel])
return [del matrix:self draggingEntered:sender];
else
return NSDragOperationNone;//[super draggingEntered:sender];
}
- (NSDragOperation)draggingUpdated:(id <NSDraggingInfo>)sender
{
id del = [self delegate];
SEL sel = @selector(matrix:draggingUpdated:);
if (del && [del respondsToSelector:sel])
return [del matrix:self draggingUpdated:sender];
else
return NSDragOperationNone;//[super draggingUpdated:sender];
}
- (void)draggingExited:(id <NSDraggingInfo>)sender
{
id del = [self delegate];
SEL sel = @selector(matrix:draggingExited:);
if (del && [del respondsToSelector:sel])
[del matrix:self draggingExited:sender];
else
return;//[super draggingExited:sender];
}
- (BOOL)prepareForDragOperation:(id <NSDraggingInfo>)sender
{
id del = [self delegate];
SEL sel = @selector(matrix:prepareForDragOperation:);
if (del && [del respondsToSelector:sel])
return [del matrix:self prepareForDragOperation:sender];
else
return NO;//[super prepareForDragOperation:sender];
}
- (BOOL)performDragOperation:(id <NSDraggingInfo>)sender
{
id del = [self delegate];
SEL sel = @selector(matrix:performDragOperation:);
if (del && [del respondsToSelector:sel])
return [del matrix:self performDragOperation:sender];
else
return NO;//[super performDragOperation:sender];
}
- (void)concludeDragOperation:(id <NSDraggingInfo>)sender
{
id del = [self delegate];
SEL sel = @selector(matrix:concludeDragOperation:);
if (del && [del respondsToSelector:sel])
[del matrix:self concludeDragOperation:sender];
else
return;//[super concludeDragOperation:sender];
}
@end
@implementation NSMatrix (Additions)
- (id)cellAtPoint:(NSPoint)p
{
NSInteger row, column;
if ([self getRow:&row column:&column forPoint:p])
return [self cellAtRow:row column:column];
return nil;
}
@end
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