/*
	create	parent of window
*/

#define	PARENT_WINDOW_DEFAULT_SIZEX		320
#define	PARENT_WINDOW_DEFAULT_SIZEY		200

#define	PARENT_WINDOW_BORDER_WIDTH		5;

void gui_get_screen_parameters(void)
{
	int	value;
	
	value=(int)gui_ksys_get_screen_bits_per_pixel();
	screen.bits_per_pixel=(char)value;
	screen.bytes_per_pixel=screen.bits_per_pixel >> 3;
	
	screen.skin_height=gui_ksys_get_skin_height();

	screen.x=PARENT_WINDOW_BORDER_WIDTH;
	screen.y=screen.skin_height;
	
	value=gui_ksys_get_screen_size();
	screen.display_size_y=value & 0xffff;
	screen.display_size_y=value >> 16;
}

void	gui_draw_window(parent_t *window)
{
	DWORD	flag;
	
	flag=3;
	flag=flag<<24;
	flag +=0xaabbcc;

	gui_ksys_begin_draw_window();
	gui_ksys_draw_window(window->ctrl_x,window->ctrl_y,window->ctrl_sizex,window->ctrl_sizey,flag);
	gui_ksys_finish_draw_window();
}

//---------------------------------------------------------------------------------
//				create window parent
//---------------------------------------------------------------------------------
void* CreateWindow(void)
{
	struct HEADERPARENT *WindowParent;

	WindowParent=malloc(sizeof(parent_t));
	WindowParent->message=malloc(sizeof(gui_message_t));
	WindowParent->control_for_callback_function=malloc(sizeof(DWORD)*MAX_CALLBACKS);
	WindowParent->callback_for_control_callback=malloc(sizeof(DWORD)*MAX_CALLBACKS);

	WindowParent->main_parent=(DWORD*)WindowParent;
	WindowParent->global_active_control_for_keys=(DWORD*)NULL;

	WindowParent->control_for_callback_function[0]=(DWORD*)NULL;
	WindowParent->number_callbacks=0;

	WindowParent->child_bk=(DWORD*)NULL;
	WindowParent->active_control_for_keys=(DWORD*)NULL;
	WindowParent->active_control_for_mouse=(DWORD*)NULL;
	WindowParent->ctrl_x=0x0;
	WindowParent->ctrl_y=0x0;
	WindowParent->ctrl_sizex=PARENT_WINDOW_DEFAULT_SIZEX;
	WindowParent->ctrl_sizey=PARENT_WINDOW_DEFAULT_SIZEY;
	WindowParent->callback=(DWORD*)NULL;//no callbacks yet
	WindowParent->timer=(DWORD*)NULL;//no timers yet
	
	WindowParent->flags=0;
	WindowParent->flags=WindowParent->flags | FLAG_SHOW_CONTROL;
	WindowParent->flags=WindowParent->flags | FLAG_FOCUSE_INPUT_SUPPOROTE;

	WindowParent->number_timers_for_controls=0;
	WindowParent->timer_bk=(DWORD*)NULL;
	WindowParent->timer_fd=(DWORD*)NULL;

	WindowParent->calev_bk=(DWORD*)NULL;
	WindowParent->calev_fd=(DWORD*)NULL;

	WindowParent->IDL_func=(DWORD*)NULL;

//---------------------------------------------------------------------------------
//---------------------------platform depended part of code------------------------
//---------------------------------------------------------------------------------
	//create and initialize screen buffer
	gui_get_screen_parameters();
	//by default draw output to the screen
	screen.draw_output=DRAW_OUTPUT_SCREEN;
	//calculate size of client's arrea
	screen.size_x=WindowParent->ctrl_sizex-9;
	screen.size_y=WindowParent->ctrl_sizey-screen.skin_height-4;
//----------------------------------------------------------------------------------
	ID=0;
	return(WindowParent);
}

//---------------------------------------------------------------------------------
//				create window parent
//---------------------------------------------------------------------------------
void SetWindowSizeRequest(parent_t *WindowParent,int size_x,int size_y)
{
	static int	x,y,sizex,sizey;
//---------------------------------------------------------------------------------
//---------------------------platform depended part of code------------------------
//---------------------------------------------------------------------------------
	x=WindowParent->ctrl_x;
	y=WindowParent->ctrl_y;
	sizex=size_x;
	sizey=size_y;
	gui_ksys_set_position_and_size_window(x,y,sizex,sizey);
//---------------------------------------------------------------------------------
	WindowParent->ctrl_sizex=sizex;
	WindowParent->ctrl_sizey=sizey;

	screen.size_x=WindowParent->ctrl_sizex-9;
	screen.size_y=WindowParent->ctrl_sizey-screen.skin_height-4;	
}

void GetNewWindowSizePos(parent_t *WindowParent)
{
	static	process_table_t procinfo;
	
	gui_ksys_get_current_process_information(&procinfo);
	
	WindowParent->ctrl_x=(DWORD)procinfo.winx_start;
	WindowParent->ctrl_y=(DWORD)procinfo.winy_start;
	WindowParent->ctrl_sizex=(DWORD)procinfo.winx_size;
	WindowParent->ctrl_sizey=(DWORD)procinfo.winy_size;

	//get screen parameters again
	gui_get_screen_parameters();
}