code：
#include "stdafx.h"
#include <windows.h>
#include <windowsx.h>
#include "resource.h"
#include "MainDlg.h"
BOOL isCancel=FALSE;
HWND hwnd1;
BOOL WINAPI Main_Proc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
switch(uMsg)
{
HANDLE_MSG(hWnd, WM_INITDIALOG, Main_OnInitDialog);
HANDLE_MSG(hWnd, WM_COMMAND, Main_OnCommand);
HANDLE_MSG(hWnd,WM_CLOSE, Main_OnClose);
}
return FALSE;
}
BOOL Main_OnInitDialog(HWND hwnd, HWND hwndFocus, LPARAM lParam)
{
hwnd1=hwnd;
return TRUE;
}
DWORD WINAPI ThreadFun(LPVOID Lpparam)//要运行的耗时操作，如果要用 Lpparam 需要显式转换
{
SetDlgItemText(hwnd1,IDC_EDIT1,"正在连接服务器…");
Sleep(4000);
if(isCancel==TRUE)
{
SetDlgItemText(hwnd1,IDC_EDIT1,"登陆已取消!");
return -1;
}
SetDlgItemText(hwnd1,IDC_EDIT1,"正在验证密码…");
Sleep(4000);
if(isCancel==TRUE)
{
SetDlgItemText(hwnd1,IDC_EDIT1,"登陆已取消!");
return -1;
}
SetDlgItemText(hwnd1,IDC_EDIT1,"验证通过!");
return 0;
}
void Main_OnCommand(HWND hwnd, int id, HWND hwndCtl, UINT codeNotify)
{
switch(id)
{
case IDC_OK:
{
isCancel=FALSE;
CreateThread(NULL,0,ThreadFun,0,0,0);//新的线程运行函数，第4个参数可以给函数传参数值
}
break;
case IDC_btnCancel:
{
isCancel=TRUE;
}
break;;
default:
break;
}
}
void Main_OnClose(HWND hwnd)
{
EndDialog(hwnd, 0);
}