/*****************************************************************************
 *
 * Copyright (c) 1999, KL GROUP INC.  All Rights Reserved.
 * http://www.klgroup.com
 *
 * This file is provided for demonstration and educational uses only.
 * Permission to use, copy, modify and distribute this file for
 * any purpose and without fee is hereby granted, provided that the
 * above copyright notice and this permission notice appear in all
 * copies, and that the name of KL Group not be used in advertising
 * or publicity pertaining to this material without the specific,
 * prior written permission of an authorized representative of
 * KL Group.
 *
 * KL GROUP MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY
 * OF THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
 * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 * PURPOSE, OR NON-INFRINGEMENT. KL GROUP SHALL NOT BE LIABLE FOR ANY
 * DAMAGES SUFFERED BY USERS AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
 */

/*  Project oc2owl

    OVERVIEW
    ========
    Source file for implementation of oc2owlDecoratedMDIFrame (TDecoratedMDIFrame).
*/

#include <owl\owlpch.h>
#pragma hdrstop

#include "oc2dmdif.h"


//
// Build a response table for all messages/commands handled
// by the application.
//
DEFINE_RESPONSE_TABLE1(oc2owlDecoratedMDIFrame, TDecoratedMDIFrame)
//{{oc2owlDecoratedMDIFrameRSP_TBL_BEGIN}}
    EV_WM_QUERYNEWPALETTE,
    EV_WM_PALETTECHANGED,
//{{oc2owlDecoratedMDIFrameRSP_TBL_END}}
END_RESPONSE_TABLE;


//{{oc2owlDecoratedMDIFrame Implementation}}


oc2owlDecoratedMDIFrame::oc2owlDecoratedMDIFrame (const char far* title, TResId menuResId, TMDIClient& clientWnd, bool trackMenuSelection, TModule* module):
	TDecoratedMDIFrame(title, menuResId, clientWnd, trackMenuSelection, module)
{
	// INSERT>> Your constructor code here.

}


oc2owlDecoratedMDIFrame::~oc2owlDecoratedMDIFrame ()
{
	Destroy();

	// INSERT>> Your destructor code here.

}

static void SendMessageToDescendants(HWND   hWnd,
												 UINT   message,
												 WPARAM wParam    = 0,
												 LPARAM lParam    = 0,
												 BOOL   bDeep     = TRUE,
												 BOOL   bOnlyPerm = TRUE)
{
	for (HWND hWndChild  = ::GetTopWindow(hWnd);
			  hWndChild != NULL;
			  hWndChild  = ::GetWindow(hWndChild, GW_HWNDNEXT))
	{
		// send message with Windows SendMessage API
		::SendMessage(hWndChild, message, wParam, lParam);
		if (bDeep && ::GetTopWindow(hWndChild) != NULL)
		{
			// send to child windows after parent
			SendMessageToDescendants(hWndChild,
									 message,
									 wParam,
									 lParam,
									 bDeep,
									 bOnlyPerm);
		}
	}
}


bool oc2owlDecoratedMDIFrame::EvQueryNewPalette ()
{
	HWND hWnd;
	bool result;

	hWnd = GetCommandTarget();

	if((hWnd == NULL) || (hWnd == *this) || (hWnd == *GetClientWindow()))
		return FALSE;

	/* Make sure the window is at the top of the Z-order so that
	   the background palettes can be realized before any other
	   application gets a chance to realize a palette.
	 */
	/* In Windows for Workgroups, this message can be received
	   before the window is moved to the top of the Z-order
	   causing the first WM_PALETTECHANGED message to be sent
	   not to this window but the window which was "previously"
	   at the top of the Z-order.
	 */
	BringWindowToTop();
	result = (bool)ForwardMessage(hWnd);
	SendMessageToDescendants(*this, WM_PALETTECHANGED);

	return result;
}

void oc2owlDecoratedMDIFrame::EvPaletteChanged (HWND)
{
	SendMessageToDescendants(*this, WM_PALETTECHANGED);
}