appudisk.c

中芯微camera 图像处理芯片演示

/*-------------------------------------------------------------------------------
// AppUDisk
//U_Disk的主程序
// Create by jsguo 2005.9.28
--------------------------------------------------------------------------------*/

#include "../inc/nucleus.h"
#include "../inc/winconfig.h"
#include "MMI.h"
#include "../inc/windows.h"
//------------------------------------------------------------------------------
// 全局变量

int gnShowUDiskMenu;
int gnselectItem_UDisk = 0;
LRESULT CALLBACK VMU_DiskProc(HWND,UINT,WPARAM,LPARAM);

InitMWindow initMyU_Disks;
Form gMyFormUDisk;
CloseMWindow closeMyU_Disk;
int SetUDisk(InitMWindow init,CloseMWindow close,Form FormUDist)
{
	initMyU_Disks=init;
	initMyU_Disks();
	closeMyU_Disk=close;
	gMyFormUDisk=FormUDist;
	return 1;
}

int WINAPI VMUDiskMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
                   PSTR szCmdLine, int iCmdShow)
{
        static char szAppName[]="U_DiskApp";
        HWND hwnd;
        MSG msg;
        WNDCLASS wndclass;

        wndclass.style          = CS_DBLCLKS | CS_HREDRAW | CS_VREDRAW;
        wndclass.lpfnWndProc    = (WNDPROC)VMU_DiskProc;
        wndclass.cbClsExtra     =0;
        wndclass.cbWndExtra     =0;
        wndclass.hInstance      =0;
        wndclass.hIcon          =0;
        wndclass.hCursor        =0;
        wndclass.hbrBackground  =(HBRUSH)GetStockObject(WHITE_BRUSH);
        wndclass.lpszMenuName   =NULL;
        wndclass.lpszClassName  = szAppName;


        RegisterClass(&wndclass);
        hwnd=CreateWindowEx(0L,
                          szAppName,
                          "U_Disk",
                          WS_OVERLAPPEDWINDOW | WS_VISIBLE,
                          CW_USEDEFAULT,
                          CW_USEDEFAULT,
                          MAINFRAME_WIDTH_DEFAULT,
                          MAINFRAME_HEIGHT_DEFAULT,
                          NULL,
                          NULL,
                          NULL,
                          NULL);
               
               
        ShowWindow(hwnd,iCmdShow);
        UpdateWindow(hwnd);
        
        while (GetMessage(&msg,NULL,0,0)) {
                TranslateMessage(&msg);
                DispatchMessage(&msg);
        }      
        return msg.wParam;
}  

SLIDER_Obj gScrollBarU_Disk={0x40c1ff,0xffff00,2,5,MAINFRAME_HEIGHT_DEFAULT-25,5,5};
LRESULT CALLBACK VMU_DiskProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam)
{       
        HDC hdc;    
        PAINTSTRUCT ps;
	RECT rect,rect1;
 	int i,keyvalue,y;
 	int nSliderValue=0;
	HBRUSH hBrush,hSelectBrush,hBgBrush;

	int  workmode;
	KeyEvent event;
	CloseMWindow keyeventclose;
	switch (iMsg) {
        case WM_CREATE:
		gnShowUDiskMenu = 1;
	        break;
        case WM_PAINT:
		hBrush = CreateSolidBrush(COLOR_SELECT);//0xa3138);//GetSysColor(COLOR_MENU));
		hBgBrush = CreateSolidBrush(COLOR_NORMAL);
		hdc=BeginPaint(hwnd,&ps);
		if((gMyFormUDisk.MenuSize-2)!=0)
			nSliderValue=(gScrollBarU_Disk.slnEndX-gScrollBarU_Disk.slnStartX)/(gMyFormUDisk.MenuSize-2);
		else
			nSliderValue=gScrollBarU_Disk.slnEndX;
		rect1.left = 10;
		rect1.right = MAINFRAME_WIDTH_DEFAULT;
		rect1.top = 0;
		rect1.bottom = LIST_HEIGHT_DEFAULT;
		for( i = 0; i < gMyFormUDisk.MenuSize; i++)
		{
			if(gnselectItem_UDisk  == i)
			{
				FillRect(hdc,&rect1,hBrush);
			}
			else
			{
				FillRect(hdc,&rect1,hBgBrush);
			}

			if(gnselectItem_UDisk <LIST_DATA_DEFAULT)
			{
				DrawText(hdc,gMyFormUDisk.MenuList[i].MenuName,-1,&rect1,
					DT_SINGLELINE|DT_CENTER|DT_VCENTER);
				rect1.top += LIST_HEIGHT_DEFAULT+1;
				rect1.bottom += LIST_HEIGHT_DEFAULT+1;
			}
			else
			{
				for(y=6;rect1.bottom<(MAINFRAME_HEIGHT_DEFAULT-MENU_HEIGHT_DEFAULT);rect1.bottom+=LIST_HEIGHT_DEFAULT+1,y--)
				{	
					rect1.top=rect1.bottom-LIST_HEIGHT_DEFAULT;
					if(y  == 0)
					{
						FillRect(hdc,&rect1,hBrush);
					}
					else
					{
						FillRect(hdc,&rect1,hBgBrush);
					}
					DrawText(hdc,gMyFormUDisk.MenuList[gnselectItem_UDisk-y].MenuName,-1,&rect1,
					DT_SINGLELINE|DT_CENTER|DT_VCENTER);
				}
				i = gMyFormUDisk.MenuSize;
			}
		}

		gScrollBarU_Disk.slnCurrentX=nSliderValue*gnselectItem_UDisk;

		DisplaySlider(hwnd,gScrollBarU_Disk);
		DeleteObject(hBgBrush);
		DeleteObject(hBrush);
            	EndPaint(hwnd,&ps);
		break;
        case WM_DESTROY:
                PostQuitMessage(0);
                break;
	case WM_KEYUP:
		keyvalue = wParam - 49;
		if(keyvalue == KEY_CANCEL)
		{
			if(closeMyU_Disk!= NULL)
			{
				closeMyU_Disk();
			}
			PostMessage(hwnd,WM_CLOSE,0,0);
		}
		//if((keyvalue >= 0) && (keyvalue <= 4))	// 方向键
		if((keyvalue == KEY_UP) || (keyvalue == KEY_DOWN)||(keyvalue == KEY_OK))	
		{
			if(gnShowUDiskMenu==1)	// 显示菜单
			{
				gnselectItem_UDisk = gMyFormUDisk.CurrentMenuItem;
				//if((keyvalue == 4) || (keyvalue == KEY_LEFT) )//|| (keyvalue == KEY_RIGHT))
				if((keyvalue == KEY_OK))
					{
						event = NULL;
						event = gMyFormUDisk.MenuList[gnselectItem_UDisk].event;
						if(event != NULL)
						{
							event(iMsg, wParam, lParam);
							return 1;

						}
					}
			
				// 按下方向键，重绘

				if(keyvalue == KEY_DOWN)
					gnselectItem_UDisk ++;
				else if (keyvalue == KEY_UP)
					gnselectItem_UDisk --;
				if(gnselectItem_UDisk < 0)
					gnselectItem_UDisk = gMyFormUDisk.MenuSize - 1;
				else if(gnselectItem_UDisk >= gMyFormUDisk.MenuSize)
					gnselectItem_UDisk = 0;
				gMyFormUDisk.CurrentMenuItem = gnselectItem_UDisk ;
				PostMessage(hwnd,WM_PAINT,0,0);
			}
		}
		break;
       default:	   	
                return DefWindowProc(hwnd,iMsg,wParam,lParam);
        }   
        return (0);
}