/*
 Copyright (c) 2006, Andrew Bowman.  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 Inverse Falcon 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 COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.
 */

/* IFVerticallyExpandingTextField 

This textfield expands and contracts as it is edited and resized, and behaves
in a similar manner to the input field in Apple's iChat message windows.

Superviews of the textfield and the window containing the textfield autosize 
accordingly.

*/


#import <Cocoa/Cocoa.h>

enum { IFVerticalPadding = 5 };


@interface IFVerticallyExpandingTextField : NSTextField
{
	BOOL superviewsExpandOnGrowth;
	BOOL isCollapsed;
	NSMutableArray *viewMaskPairs; 
}

- (void) awakeFromNib;
- (void) setSuperviewsExpandOnGrowth: (BOOL)shouldExpand;
- (BOOL) superviewsExpandOnGrowth;
- (void) forceAutosize;

@end