win84.cpp

测试程序

#include<windows.h>
#include<stdio.h>
#include<stdlib.h>

// 定义列表框标识
#define IDL_SAMPLE 101
#define	FILE_LIST 0x4010   // 定义文件属性值
HINSTANCE hInst;
char lpszClassName1[] = "ListBox";  // 定义窗口类名
HWND hwndList;  // 定义列表框句柄

LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM); // 窗口函数说明
//-----------初始化窗口类------------------
int WINAPI WinMain(HINSTANCE hinstance, HINSTANCE hprevinst, LPSTR lpszCmdLine,
				   int nCmdShow )
{
  HWND hwnd;
  MSG Msg;
  WNDCLASS wndclass;
  char lpszClassName[] = "控件";     //窗口类名
  char lpszTitle[]="列表框应用示例";      //窗口标题名

  //窗口类的定义
  wndclass.style = 0;
  wndclass.lpfnWndProc = WndProc; 
  wndclass.cbClsExtra = 0;  // 窗口类无扩展
  wndclass.cbWndExtra = 0;  // 窗口类实例无扩展
  wndclass.hInstance = hinstance ; // 当前实例句柄
  wndclass.hIcon = LoadIcon( NULL, IDI_INFORMATION); // 窗口的最小化图标为默认图标
  wndclass.hCursor = LoadCursor(NULL, IDC_ARROW );  //  窗口采用箭头图标
  wndclass.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH); // 窗口背景为白色
  wndclass.lpszMenuName = NULL; // 窗口中无菜单
  wndclass.lpszClassName = lpszClassName ;   // 窗口类名为窗口实例

  //--------窗口类的注册-----------
  if(! RegisterClass (&wndclass))
  {
    MessageBeep(0);
	return FALSE;
  }
  
  hInst = hinstance;
  // 创建窗口
  hwnd = CreateWindow( lpszClassName, 
					  lpszTitle,
					  WS_OVERLAPPEDWINDOW,
					  CW_USEDEFAULT,
					  CW_USEDEFAULT,
					  CW_USEDEFAULT,
					  CW_USEDEFAULT,
					  NULL,
					  NULL,
					  hinstance,
					  NULL );
  
  ShowWindow(hwnd, nCmdShow);
  UpdateWindow(hwnd);

  //消息循环
  while (GetMessage(&Msg, NULL, 0,0 ))
  {
    TranslateMessage( &Msg );
	DispatchMessage( &Msg );
  }
  return Msg.wParam ; // 消息循环结束即程序终止时将信息返回系统
}

// 窗口函数
LRESULT CALLBACK WndProc( HWND hwnd,
						  UINT message,
						  WPARAM wParam,
						  LPARAM lParam)
{  int nIndex;
  switch(message)
  {
	  
  case WM_CREATE:	
	 
	  hwndList = CreateWindow(lpszClassName1,
		                      NULL,
							  // 设置列表框风格
							  LBS_EXTENDEDSEL|WS_CHILD|WS_VISIBLE|LBS_STANDARD|LBS_MULTIPLESEL,
							  
							  40, 80,
							  200, 180,  
							  hwnd,
							  (HMENU)IDL_SAMPLE,
							  hInst,
							  NULL
							  );
	  // 设置列表框中的所列文件类型
	  SendMessage(hwndList, LB_DIR, FILE_LIST, (LPARAM)"*.*");
							  break;
   case WM_COMMAND:
	  switch(LOWORD(wParam))
	  {
	    // 处理控件消息
	  case IDL_SAMPLE:
		  if(HIWORD(wParam) == LBN_DBLCLK)
		  {
		    // 处理列表框消息
			  nIndex = SendMessage(hwndList, LB_GETCURSEL, 0, 0L);
		    // 删除该列表项
			  SendMessage(hwndList, LB_DELETESTRING, nIndex, 0l);
		  }
		  break;
	  }
	  break;
  case WM_DESTROY:
	  PostQuitMessage(0);
	  break;
  default:
	  return DefWindowProc( hwnd, message, wParam, lParam);
  }
  return (0);
}