pjs/lib/mac/UserInterface/CTargetFramer.h

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

// Author: John R. McMullen

#include <LAttachment.h>
#include <QuickDraw.h>

class LCommander;
class LPane;
//======================================
class CTargetFramer : public LAttachment
// Attach this to a pane in a tab group to show which pane has focus.  The pane, sadly,
// must also call ExecuteAttachments in overrides of BeTarget(), DontBeTarget() and DrawSelf()
// in order to make this work.  See CBrowserView/CHTMLView, CStandardFlexTable for examples.
//======================================
{
private:
	typedef LAttachment Inherited;
public:
	enum { class_ID			= 'TrgF'
	,	msg_BecomingTarget	= 'TYea'
	,	msg_ResigningTarget = 'TNay'
	,	msg_DrawSelfDone	= 'DSDn' };
								CTargetFramer();
								CTargetFramer(LStream* inStream);
	virtual						~CTargetFramer();
	virtual void 				SetOwnerHost(LAttachable* inAttachable);
	virtual void 				ExecuteSelf(MessageT inMessage, void*);
protected:
	void						InvertBorder();
	void						CalcBorderRegion(RgnHandle ioBorderRgn);
// Data
protected:
	LCommander*			mCommander;
	LPane*				mPane;
	Boolean				mDrawWithHilite;
}; // class CTargetFramer