root / trunk / TagArrayController.m

/*
 *  $Id$
 *
 *  Copyright (C) 2005, 2006 Stephen F. Booth <me@sbooth.org>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#import "TagArrayController.h"

@implementation TagArrayController

- (void)                                                                                setDelegate:(id <TagArrayControllerDelegateMethods>)delegate    { _delegate = delegate; }
- (id <TagArrayControllerDelegateMethods>)              delegate                                                                                                                { return _delegate; }

- (void) objectDidBeginEditing:(id)editor
{
        NSDictionary    *dictionary;
        
        if(nil != _delegate) {
                dictionary              = [[self arrangedObjects] objectAtIndex:[self selectionIndex]];
                _previousTag    = [[[dictionary valueForKey:@"key"] uppercaseString] retain];
                _previousValue  = [[dictionary valueForKey:@"value"] retain];
        }

        [super objectDidBeginEditing:editor];
}

- (void) objectDidEndEditing:(id)editor
{
        NSDictionary    *dictionary;
        NSString                *tag, *value;
        
        if(nil != _delegate) {
                dictionary      = [[self arrangedObjects] objectAtIndex:[self selectionIndex]];
                tag                     = [[dictionary valueForKey:@"key"] uppercaseString];
                value           = [dictionary valueForKey:@"value"];

                if([_previousTag isEqualToString:tag]) {
                        [_delegate updateTag:tag withValue:_previousValue toValue:value];
                }
                else {
                        [_delegate renameTag:_previousTag withValue:_previousValue toTag:tag];
                }

                [_previousTag release];
                [_previousValue release];
        }
        
        [super objectDidEndEditing:editor];
}

#pragma mark Drag and Drop

- (BOOL) tableView:(NSTableView *)aTableView writeRowsWithIndexes:(NSIndexSet *)rowIndexes toPasteboard:(NSPasteboard*)pboard
{
        [pboard declareTypes:[NSArray arrayWithObject:@"org.sbooth.Tag.TagItem"] owner:self];
        [pboard setPropertyList:[[self arrangedObjects] objectsAtIndexes:rowIndexes] forType:@"org.sbooth.Tag.TagItem"];
        
        return YES;
}

@end