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//
// NSOutlineView+ExpandAllItems.m
// AngelTemplate
//
// Created by Uli Kusterer on 21.10.06.
// Copyright 2006 M. Uli Kusterer.
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would be
// appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//

// -----------------------------------------------------------------------------
// Headers:
// -----------------------------------------------------------------------------

#import "NSOutlineView+ExpandAllItems.h"


@implementation NSOutlineView (UKExpandAllItems)

// -----------------------------------------------------------------------------
// expandAllItems:
// -----------------------------------------------------------------------------

-(void) expandAllItems
{
NSObject<NSOutlineViewDataSource>* dataSource = [self dataSource];
int topItemCount = [dataSource outlineView: self numberOfChildrenOfItem: nil];
int x = 0;

for( x = 0; x < topItemCount; x++ )
{
id theItem = [dataSource outlineView: self child: x ofItem: nil];
if( [self isExpandable: theItem] )
[self expandItem: theItem expandChildren: YES];
}
}

@end
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