desktop.c

用SMART2200低成本的实现OV9650摄像头驱动

/****************************************************************************
* 文件名：desktop.c
* 功能：MiniGUI应用例子。
*       创建一个无边框和标题的桌面窗口，然后在桌面上显示6个图标按钮，
*       使用按键进行选择操作。
****************************************************************************/
/* 包含MiniGUI的配置头文件(编译配置选项) */
#include "MiniGUI_config.h"

/* 包含MiniGUI头文件 */
#include "common.h"
#include "minigui.h"
#include "gdi.h"
#include "window.h"
#include "control.h"

/* 主窗口起始位置及大小 */
#define  MWINDOW_LX	0      	/* 窗口左边框的x值 */
#define  MWINDOW_TY	0      	/* 窗口上边框的y值 */
#define  MWINDOW_RX	239     /* 窗口右边框的x值 */
#define  MWINDOW_BY	319     /* 窗口下边框的y值 */


/* 包含各图片资源文件 */
extern const unsigned int   start_no;
extern const unsigned char  start_data[];
extern const unsigned int   top_no;
extern const unsigned char  top_data[];
extern const unsigned int   sz_no01;
extern const unsigned char  no01_data[];
extern const unsigned int   sz_no02;
extern const unsigned char  no02_data[];
extern const unsigned int   sz_no03;
extern const unsigned char  no03_data[];
extern const unsigned int   sz_no04;
extern const unsigned char  no04_data[];
extern const unsigned int   sz_no05;
extern const unsigned char  no05_data[];

/*#include  "no01.c"
#include  "no02.c"
#include  "no03.c"
#include  "no04.c"
#include  "no05.c"
#include  "top.c"
#include  "start.c"*/

HWND hMainWnd;      // 主窗口句柄

const char*  menu_hz[] = { "信息",
                           "服务",
                           "设置",
                           "其它",
                           "导航",
	                     }; 
/****************************************************************************
* 名称：WinProc()
* 功能：主窗口过程函数。
*       处理MSG_PAINT消息，在窗口中显示6个图标。
*       处理MSG_CHAR消息，进行图标菜单选择操作。
* 入口参数：hWnd        窗口句柄
*           message     消息
*           wParam      消息附加参数1(对于不同的消息，有不同的用途)
*           lParam      消息附加参数2(对于不同的消息，有不同的用途)
* 出口参数：消息已处理则返回0。
****************************************************************************/
static int  WinProc(HWND hWnd, int message, WPARAM wParam, LPARAM lParam)
{   static BITMAP  s_startbmp, s_topbmp;
    static BITMAP  s_bmp[6];
    static PLOGFONT s_font, s_font1;
    static int s_sel = 0;
    static int s_selbak = 0;
    int	 i;
    HDC  hdc;   // 定义一个图形设备上下文对象，输出字符时需要。
    
    switch(message)
    {   case MSG_CREATE:
            // 装载图片资源
            LoadBitmapFromMem(HDC_SCREEN, &s_startbmp, start_data, start_no, "bmp");
            LoadBitmapFromMem(HDC_SCREEN, &s_topbmp, top_data, top_no, "bmp");
            LoadBitmapFromMem(HDC_SCREEN, &s_bmp[0], no01_data, sz_no01, "bmp");
            LoadBitmapFromMem(HDC_SCREEN, &s_bmp[1], no02_data, sz_no02, "bmp");
            LoadBitmapFromMem(HDC_SCREEN, &s_bmp[2], no03_data, sz_no03, "bmp");
            LoadBitmapFromMem(HDC_SCREEN, &s_bmp[3], no04_data, sz_no04, "bmp");
            LoadBitmapFromMem(HDC_SCREEN, &s_bmp[4], no05_data, sz_no05, "bmp");
            
            // 建立逻辑字体
	  		s_font = CreateLogFont( NULL, "song", "GB2312", 
                               FONT_WEIGHT_BOLD, FONT_SLANT_ITALIC, FONT_SETWIDTH_NORMAL,
                               FONT_SPACING_CHARCELL, FONT_UNDERLINE_NONE, FONT_STRUCKOUT_NONE,
			       			   16, 0);
	  		s_font1 = CreateLogFont( NULL, "song", "GB2312", 
                               FONT_WEIGHT_BOLD, FONT_SLANT_ROMAN, FONT_SETWIDTH_NORMAL,
                               FONT_SPACING_CHARCELL, FONT_UNDERLINE_NONE, FONT_STRUCKOUT_NONE,
			       			   16, 0);			       			   
            break;            
     
        case MSG_PAINT:
	        hdc = BeginPaint(hWnd);         // 获得设备hdc		        
	        	        
	        // 显示各图标
	        FillBoxWithBitmap(hdc, 0, 0, 240, 24, &s_topbmp);  
	        for(i=0; i<3; i++)
	        {	FillBoxWithBitmap(hdc, 10, i*80+30, 48,48, &s_bmp[i]);
	            SelectFont(hdc, s_font1);
	            TextOut(hdc, 18, i*80+82, menu_hz[i]); 
	        }
	        for(i=0; i<2; i++)
	        {	FillBoxWithBitmap(hdc, 80, i*80+30, 48,48, &s_bmp[i+3]);
	            SelectFont(hdc, s_font1);
	            TextOut(hdc, 88, i*80+82, menu_hz[i+3]);
	    	}
	        
	        // 显示窗口"确定""取消"菜单       
	        FillBoxWithBitmap(hdc, 0, 283, 240, 37, &s_startbmp);           
	        SetBkMode(hdc, BM_TRANSPARENT);
	        SetTextColor(hdc, COLOR_lightwhite);
	        SelectFont(hdc, s_font);
	        TextOut(hdc, 15, 295, "确定"); 	 
	        TextOut(hdc, 190, 295, "取消");          	
	        
	        // 设置选中的菜单项(选择边框)
	        SetPenColor(hdc, COLOR_black);
	        if(s_sel<3)
	        {	Rectangle(hdc, 8,s_sel*80+28, 60,s_sel*80+80);	        	
	    	}
	    	else
	    	{	Rectangle(hdc, 78,(s_sel-3)*80+28, 130,(s_sel-3)*80+80);
	    	}        
	        SelectFont(hdc, s_font1);
	        TextOut(hdc, 40, 4, menu_hz[s_sel]);      
	        EndPaint(hWnd, hdc);            // 释放设备hdc
	        break;
	        
	    case MSG_CHAR:
	    	i = 0;				// 使用i作为更新显示标志
	    	switch(wParam)
	    	{	case '1':		// 左移
	    			if(s_sel>2) 
	    			{ 	s_selbak = s_sel;
	    				s_sel = s_sel-3;
	    				i = 1;
	    			}
	    			break;
	    		case '2':		// 下移
	    			if(s_sel<4)
	    			{	s_selbak = s_sel;
	    				s_sel++;
	    				i = 1;
	    			}
	    			else
	    			{	s_selbak = 0;
	    				s_sel = 4;	    					    				
	    			}	    			
	    			break;
	    		case '3':		// 右移
	    			if(s_sel<3)
	    			{	s_selbak = s_sel;
	    				s_sel += 3;
	    				if(s_sel>4) s_sel = 4;
	    				i = 1;
	    			}
	    			break;
	    		case '6':		// 上移
	    			if(s_sel<=0)
	    			{	s_selbak = 4;
	    				s_sel = 0;
	    			}
	    			else
	    			{	s_selbak = s_sel;
	    				s_sel--;
	    				i = 1;
	    			}	    		
	    			break;	
	    			
	    		case '8':		// 确定选择，执行相应的功能
	    			MessageBox(hMainWnd, "功能正在建设...", "提示", MB_OK);
	    			break;
	    			
	    		default:
	    			break;
	    	}
	    	if(i==1)
	    	{	hdc = BeginPaint(hWnd);         // 获得设备hdc	
	    	
	    		// 清除旧的选择项(选择边框)
	    		SetPenColor(hdc, COLOR_lightgray);
	        	if(s_selbak<3)
	        	{	Rectangle(hdc, 8,s_selbak*80+28, 60,s_selbak*80+80);	        	
	    		}
	    		else
	    		{	Rectangle(hdc, 78,(s_selbak-3)*80+28, 130,(s_selbak-3)*80+80);
	    		} 
	    	    
	    	    // 设置新的选择项(选择边框)
	    	    SetPenColor(hdc, COLOR_black);
	        	if(s_sel<3)
	        	{	Rectangle(hdc, 8,s_sel*80+28, 60,s_sel*80+80);	        	
	    		}
	    		else
	    		{	Rectangle(hdc, 78,(s_sel-3)*80+28, 130,(s_sel-3)*80+80);
	    		}   
	    	
	    		// 重新显示“确认”“取消”菜单
	    		FillBoxWithBitmap(hdc, 0, 283, 240, 37, &s_startbmp);           
	        	SetBkMode(hdc, BM_TRANSPARENT);
	        	SetTextColor(hdc, COLOR_lightwhite);
	        	SelectFont(hdc, s_font);
	        	TextOut(hdc, 15, 295, "确定"); 	 
	            TextOut(hdc, 190, 295, "取消");  
	        	// 重新显示"TOP"菜单
	            FillBoxWithBitmap(hdc, 0, 0, 240, 24, &s_topbmp); 
	            SetBkMode(hdc, BM_TRANSPARENT);
	        	SetTextColor(hdc, COLOR_lightwhite);
	        	SelectFont(hdc, s_font1);
	        	TextOut(hdc, 40, 4, menu_hz[s_sel]); 		    	        
	        	
	        	EndPaint(hWnd, hdc);            // 释放设备hdc
	    	}
	    	break;

        case MSG_CLOSE:
            UnloadBitmap(&s_startbmp);
            for(i=0; i<5; i++) UnloadBitmap(&s_bmp[i]);
            DestroyLogFont(s_font);
            DestroyLogFont(s_font1);
	        DestroyMainWindow(hWnd);        // 销毁主窗口
	        PostQuitMessage(hWnd);          // 发送MSG_QUIT消息，通知"消息循环"结束
	        break;

       default:
	        return(DefaultMainWinProc(hWnd, message, wParam, lParam));
    }

    return(0);
}


/****************************************************************************
* 名称：InitMainWindow()
* 功能：建立主窗口。
* 入口参数：无
* 出口参数：建立成功返回1，否则返回0。
****************************************************************************/
int InitMainWindow(void)
{   MAINWINCREATE  window_info;

    window_info.dwStyle = WS_VISIBLE;  
    window_info.dwExStyle = WS_EX_NONE;         
    window_info.spCaption = "";          
    window_info.hMenu = 0;                      
    window_info.hCursor = GetSystemCursor(0);   
    window_info.hIcon = 0;                      
    window_info.MainWindowProc = WinProc;       
    window_info.lx = MWINDOW_LX;                
    window_info.ty = MWINDOW_TY;
    window_info.rx = MWINDOW_RX;
    window_info.by = MWINDOW_BY;
    window_info.iBkColor = COLOR_lightgray;   
    window_info.dwAddData = 0;
    window_info.hHosting = HWND_DESKTOP;        
    
    hMainWnd = CreateMainWindow(&window_info);
    if(hMainWnd == HWND_INVALID) return(0);
       else return(1);
}


/****************************************************************************
* 名称：MiniGUIMain()
* 功能：MiniGUI程序入口点。
* 入口参数：argc    参数个数
*           argv    参数字符串指针
* 出口参数：返回0。
****************************************************************************/
int  MiniGUIMain(int argc, const char *argv[])
{   MSG Msg;

#ifdef _LITE_VERSION
    SetDesktopRect(0,0, 800,600);
#endif

    InitMainWindow();       // 建立主窗口
    ShowWindow(hMainWnd, SW_SHOWNORMAL);    // 显示主窗口
    
    /* 消息循环 */
    while(GetMessage(&Msg, hMainWnd)) 
    {   TranslateMessage(&Msg);
        DispatchMessage(&Msg);
    }
    
    MainWindowThreadCleanup(hMainWnd);

    return(0);
}

/* 定义桌面接口函数 */
#ifndef _LITE_VERSION
		#include "dti.c"
#endif