AddTagSheet.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 "AddTagSheet.h"

@implementation AddTagSheet

- (id) init;
{
	if((self = [super init])) {
		if(NO == [NSBundle loadNibNamed:@"AddTagSheet" owner:self])  {
			@throw [NSException exceptionWithName:@"MissingResourceException" reason:NSLocalizedStringFromTable(@"Unable to find the resource \"AddTagSheet.nib\".", @"Errors", @"") userInfo:nil];
		}
		
		return self;
	}
	return nil;
}

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

- (void) showSheet
{
    [[NSApplication sharedApplication] beginSheet:_sheet modalForWindow:[_delegate windowForSheet] modalDelegate:self didEndSelector:@selector(didEndSheet:returnCode:contextInfo:) contextInfo:nil];
}

- (IBAction) cancel:(id)sender
{
    [[NSApplication sharedApplication] endSheet:_sheet];
}

- (IBAction) add:(id)sender
{	
	[_delegate addValue:[_value stringValue] forTag:[[_tag stringValue] uppercaseString]];	
    [[NSApplication sharedApplication] endSheet:_sheet];
}

- (void) didEndSheet:(NSWindow *)sheet returnCode:(int)returnCode contextInfo:(void *)contextInfo
{
    [sheet orderOut:self];
}

- (void) controlTextDidChange:(NSNotification *)aNotification
{
	NSString				*key, *value;
	
	key		= [_tag stringValue];
	value	= [_value stringValue];
	
	[_addButton setEnabled:(nil != key && nil != value && 0 != [key length] && 0 != [value length])];
}

@end