/****************************************************************************************************
*  Copyright (c) 2005 ZORAN Corporation, All Rights Reserved
*  THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF ZORAN CORPORATION
*
*  File: o_message_handler.c
*
* Description:
* =========
*
****************************************************************************************************/
#include "Config.h"		// Global Configuration - do not remove!
#include "include\sysdefs.h"	// Global definition - do not remove!

/****************************************************************************************************
*	INCLUDE FILES
****************************************************************************************************/
// Include C Standard
#include <stdio.h>
#include <string.h>


#include "CoreAPI\CoreAPI.h"
#include "Playcore\playmode\playmode.h"
#include "Playcore\Coremain\coredefs.h"
#include "Playcore\Ps\Ps.h"
#include "Playcore\Nav_DVD\Header\NAV_ERR.h"
#include "Playcore\Nav_VR\Nav_VR_gDef.h"

#include "Osdlayou.h"
#include "Dec_Err.h"
#ifdef D_GINGER_I86
#include "Decoder\Dec_Defs.h"
#include "Playcore\Nav_CDDA\CDNAV_ERR.h"
#else
#include "Dec_Common.h"
#include "Playcore\Nav_SVCD\nav_svcd.h"
#endif //D_GINGER_I96

// Include project specific
#include "GUI\Menu_system\ms_operation_def.h"
#include "GUI\Menu_system\ms_object.h"
#include "GUI\Menu_system\ms_container.h"
#include "GUI\Menu_system\ms_component.h"
#include "GUI\Menu_system\ms_screen.h"
#include "GUI\Menu_system\ms_display.h"
#include "GUI\Menu_system\osd_rendering.h"

#include "GUI\Object_class\Message\mso_message.h"


#include "Resource\Bitmap\bitmap.h"
#include "GUI\Resource\Strings\strings.h"

#include "Menu\menu_operation_def.h"
#include "Menu_config\menu_config_common.h"
#include "Library\String_generate.h"
#include "Library\String_generate.h"

// Include the module header file
#include "Components\Message\o_message_handler.h"
// Include custom header file: customer specific definitions, over-writing common ones.
#include "Components\Message\o_message_handler_config.h"
// Include configuration header file: named constants, macros and typedefs.
#include "Components\Custom\Message\o_message_handler_custom.h"

//
// Includes message modules
//
#include "Components\Message\o_message_device_defs.h"
#include "Components\Message\o_message_playstate_defs.h"
#include "Components\Message\o_message_mute_defs.h"
#include "Components\Message\o_message_playmode_defs.h"
#include "Components\Message\o_message_setting_defs.h"
#ifdef D_GUI_MESSAGE_BATTERY_STATE
#include "Components\Message\o_message_battery_state_defs.h"
#endif//D_GUI_MESSAGE_BATTERY_STATE

/****************************************************************************************************
*	DECLARATION: Private (static) functions
****************************************************************************************************/
STATIC MS_OP MessageHandlerOperation(MSO_OBJECT __NEAR* pThis, MS_OP MsOp, UINT32 lParam);
STATIC void _DisplayMessageOnTick(MSO_OBJECT __NEAR* pThis, MS_OP MsOp, UINT32 lParam);

#include "Components\Message\o_message_device.c"
#include "Components\Message\o_message_mute.c"
#include "Components\Message\o_message_playmode.c"
#include "Components\Message\o_message_playstate.c"
#include "Components\Message\o_message_setting.c"
#ifdef D_GUI_MESSAGE_BATTERY_STATE
#include "Components\Message\o_message_battery_state.c"
#endif//D_GUI_MESSAGE_BATTERY_STATE



/***************************************************************************************
* 	Include customization file.
****************************************************************************************/

// Include custom code file: customer specific code, over-writing common one.
#include "Components\Custom\Message\o_message_handler_custom.c"
// Include configuration file: constants.
#include "Components\Message\o_message_handler_config.c"



/****************************************************************************************************
* Function	: MessageHandlerOperation
*
* Input		: Parameter_1 - description
*			  Parameter_2 - description
*
* Output		: Parameter_3 - description
*			  Parameter_4 - description
*
* Return		: Describe_possible_returned_values_and_their_meaning
*
* Description	: Describe_what_the_function_does_in_English
*	
****************************************************************************************************/
STATIC MS_OP MessageHandlerOperation(MSO_OBJECT __NEAR* pThis, MS_OP MsOp, UINT32 lParam)
{
	MSO_OBJECT __NEAR *pObject;
	MSO_OBJECT __NEAR *pProcessor;

	if(MS_IS_MSG_OP(MsOp))
	{
		// We need to know which object (if any) processes the message, so that
		// we can set that object to the higher OSD layer. Other objects are set to the lower layer.

		pObject = MS_GetObjectListPtr(pThis);

		while((NULL != pObject) && (MsOp != MS_OP_NONE))
		{
			MsOp = MS_SendOperation(pObject, MsOp, lParam);

			if (MsOp != MS_OP_NONE)
			{
				pObject = pObject->mpNext;
			}
		}

		if(pObject != NULL)
		{
			// The message was processed.
			pProcessor = pObject;

			pObject = MS_GetObjectListPtr(pThis);

			while(pObject != NULL)
			{
				if(pObject == pProcessor)
				{
					MS_ChangeOsdLayer(pProcessor, MS_ATTR_OSD_LAYER_MAX);
				}
				else if(MS_GetOsdLayer(pObject) != MS_ATTR_OSD_LAYER_MIN)
				{
					MS_ChangeOsdLayer(pObject, MS_ATTR_OSD_LAYER_MIN);
				}
				pObject = pObject->mpNext;
			}
			// This is the only place where the message is displayed when should appear on screen
			// It is removed from screen on TICK by the message itself.
			MS_DisplayObject(pProcessor);

		}
		return MS_OP_NONE;
	}

	MsOp = MS_ComponentBasicOperation(pThis, MsOp, lParam);


	return MsOp;
}

/****************************************************************************************************
* Function	: _DisplayMessageOnTick
*
* Input		: Parameter_1 - description
*			  Parameter_2 - description
*
* Output		: Parameter_3 - description
*			  Parameter_4 - description
*
* Return		: Describe_possible_returned_values_and_their_meaning
*
* Description	: This function displays the message passed in MsOp/lParam.
*			  It is called in the message objects in the MS_OP_TICK handling
*			  The message is displayed right away, but the OSD LAYER is unchanged.

*	
****************************************************************************************************/
STATIC void _DisplayMessageOnTick(MSO_OBJECT __NEAR* pThis, MS_OP MsOp, UINT32 lParam)
{
	if (MS_OP_NONE == pThis->mpDescriptor->mpfOperation(pThis, MsOp, lParam))
		MS_DisplayObject(pThis);
}