#include "mywin_inc.h"


//定义列表类型
#define WIN_LIST_TYPE "WIN_ListStruct"



//在堆中创建一个列表窗口
WIN_ListStruct *WIN_CreatList (WIN_WindowStruct *base,
			void (*msgLoop)(struct _WIN_WindowStruct *win,WIN_MsgStruct *msg),
			int x,int y,int x_size,int y_size)
{
	//重设消息循环
	if (msgLoop==0)
	{
		msgLoop=(void (*)(struct _WIN_WindowStruct *win,WIN_MsgStruct *msg))LIST_DefaultMsgLoop; 
	}
	
	WIN_ListStruct *ret=mymalloc (sizeof ( WIN_ListStruct));
	//调用父类的构造函数
	if (ret)
	{
		mymemset (ret,0,sizeof ( WIN_ListStruct));
		if (0==WIN_CreatWindowExt((WIN_WindowStruct *)ret,base,msgLoop,x,y,x_size,y_size))
		{
			//创建失败
			myfree (ret);
			ret=0;
		}
		else
		{
			((WIN_WindowStruct *)ret)->winType=WIN_LIST_TYPE;
			//构造一个列表
			ret->itemHeigh=WIN_GetFontHight();
			ret->list_y=0; 
		}
	}
	
	
	return ret;
}


//设置列表框显示的条目
void LIST_SetItem (WIN_ListStruct *list,char **item,int itemNum)
{
	if (list->button)
	{
		//如果已经设置过，先清除以前的
		for (int i=0;i<list->itemNum;i++)
		{
			((WIN_WindowStruct *)(list->button[i]))->deleteWindow((WIN_WindowStruct *)(list->button[i]));
		}
		myfree (list->button);
	}
	
	list->item=item;
	list->itemNum=itemNum;
	list->button=mymalloc (sizeof (WIN_ButtonStruct *)*list->itemNum);
	mymemset (list->button,0,sizeof (WIN_ButtonStruct *)*list->itemNum);
	
	//创建每个条目按钮
	for (int i=0;i<list->itemNum;i++)
	{
		list->button[i]= WIN_CreatButton ((WIN_WindowStruct *)list,0,0,list->list_y+i*list->itemHeigh,
			((WIN_WindowStruct *)list)->x_size,list->itemHeigh);
		BUTTON_SetKeyString(list->button[i],list->item[i]);
	}
}

//设置每个条目的高度
void LIST_SetItemHeight (WIN_ListStruct *list,int height)
{
	list->itemHeigh=height;
}

//设置列表Y轴方向的原点
void LIST_SetYOrigin (WIN_ListStruct *list,int ori)
{
	list->list_y=ori;
}


//设置Y轴方向的移动距离
void LIST_SetYMove (WIN_ListStruct *list,int move)
{
	list->list_y+=move;
	int temp=((WIN_WindowStruct *)list)->y_size-list->itemHeigh*list->itemNum;
	if (list->list_y<temp)
	{
		list->list_y=temp;
	}
	else if (list->list_y>0)
	{
		list->list_y=0;
	}
}




//默认绘制函数
void LIST_DefaultPaint (WIN_ListStruct *list)
{
	int x=0;
	int y=0;
	
}


//默认消息处理函数
void LIST_DefaultMsgLoop (WIN_ListStruct *list,WIN_MsgStruct *msg)
{
	WIN_MoveStruct *m=0;
	switch (msg->msg)
	{	
		case WIN_MSG_PAINT:
			LIST_DefaultPaint(list);
		break;
		case WIN_MSG_INIT:
		break;
		case WIN_MSG_KEY:
		break;
		case WIN_MSG_TOUCH:
		break;
		case WIN_MSG_CHID:
		break;
		case WIN_MSG_DELETE:
		break;
		case WIN_MSG_MOVE:
			m=msg->data.p;
			switch (m->moveType)
			{
				case MOVE_DATA_MOVEIN:
					break;
				case MOVE_DATA_MOVED:
					break;
				case MOVE_DATA_LONG:
					break;
				case MOVE_DATA_MOVEOUT:
				case MOVE_DATA_OUTSIDE:
					break;
				case MOVE_DATA_TOUCHOUT:
					break;
				case MOVE_DATA_TOUCHIN:
					WIN_SetInvalid ((WIN_WindowStruct *)list);
					break;
				default:
					WIN_DefaultMsgLoop((WIN_WindowStruct *)list,msg);
					break;
			}
			break;
		default:
			WIN_DefaultMsgLoop((WIN_WindowStruct *)list,msg);
		break;
	}
}