[源码] 对论坛之前发的鼠标连点器代码的优化（修改版） 附源码

对论坛之前发的鼠标连点器代码的优化（修改版）

发的看到论坛用户鼠标连点器实现源码，利用Sleep函数延时，Sleep()函数来等待按键事件，这会导致线程被阻塞，无法响应其他事件。更好的方式是使用消息循环或事件驱动的机制来监听键盘事件。于是我修改了一下，利用系统自带的timer实现定时触发。因为timer需要有界面支持，所以自己做了一个简单的界面。

#include <windows.h>
#include <iostream>
#include <stdio.h>
 
using namespace std;
 
#define IDT_TIMER1 1
 
LRESULT CALLBACK WndProc( HWND, UINT, WPARAM, LPARAM ) ;
 
int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int iCmdShow )
{
        static TCHAR szAppName[] = TEXT( "demo" ) ;
        HWND        hwnd ;
        MSG            msg ;
        WNDCLASS    wndclass ;
 
        wndclass.lpfnWndProc    = WndProc ;
        wndclass.style            = CS_HREDRAW | CS_VREDRAW ;
        wndclass.hInstance        = hInstance ;
        wndclass.cbClsExtra        = 0 ;
        wndclass.cbWndExtra        = 0 ;
        wndclass.hbrBackground    = (HBRUSH) GetStockObject(WHITE_BRUSH) ;
        wndclass.hCursor        = LoadCursor( NULL, IDC_ARROW ) ;
        wndclass.hIcon            = LoadIcon( NULL, IDI_APPLICATION ) ;
        wndclass.lpszClassName    = szAppName ;
        wndclass.lpszMenuName    = NULL ;
         
        if( !RegisterClass(&wndclass) )
        {
                MessageBox( NULL, TEXT("无法注册窗口类!"), TEXT("错误"), MB_OK | MB_ICONERROR ) ;
                return 0 ;
        }
 
        hwnd = CreateWindow( szAppName, TEXT("test"), WS_OVERLAPPEDWINDOW,
                        CW_USEDEFAULT, CW_USEDEFAULT,
                        CW_USEDEFAULT, CW_USEDEFAULT,
                        NULL, NULL, hInstance, NULL ) ;
 
        ShowWindow( hwnd, iCmdShow ) ;
        UpdateWindow( hwnd ) ;
 
        while( GetMessage(&msg, NULL, 0, 0) )
        {
                TranslateMessage( &msg ) ;
                DispatchMessage( &msg ) ;
        }
 
        return msg.wParam ;
}
 
LRESULT CALLBACK WndProc( HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam )
{
  static HWND btn,btn2;
  static POINT p;
  static HWND hdc;
 
        switch( message )
        {
        case WM_CREATE:
    btn = CreateWindow( TEXT("button"), TEXT("开始点击"),
                                WS_CHILD | WS_VISIBLE | BS_DEFPUSHBUTTON,
                                20, 20, 120, 20,
                                hwnd, (HMENU)3, ((LPCREATESTRUCT) lParam) -> hInstance, NULL ) ;
                return 0 ;
        case WM_COMMAND:
                switch(LOWORD(wParam))
                {
                case 3:
                        switch(HIWORD(wParam))
                        {
                                case BN_CLICKED:
          MessageBox( NULL, TEXT("将鼠标置于需要连续点击的位置，按下UP键开始鼠标连续点击。DOWN键结束本次点击。"), TEXT("提示信息!"), MB_OK | MB_ICONERROR ) ;
          while(!(GetAsyncKeyState(VK_UP) & 0x8000)){
            Sleep(20);
          }
          GetCursorPos(&p);
          hdc = WindowFromPoint(p);
          ScreenToClient(hdc, &p);
          SetTimer(hwnd,IDT_TIMER1,10,(TIMERPROC)NULL);
                                        break ;
                        }
                        break ;
                }
                return 0 ;
        case WM_TIMER:
                switch (wParam)
                {
                        case IDT_TIMER1:
                                SendMessage(hdc,WM_LBUTTONDOWN,MK_LBUTTON,MAKELONG(p.x,p.y));
        SendMessage(hdc,WM_LBUTTONUP,MK_LBUTTON,MAKELONG(p.x,p.y));
        if(GetAsyncKeyState(VK_DOWN) & 0x8000){
          KillTimer(hwnd,IDT_TIMER1);
        }
                                break;
                }
                return 0 ;
        case WM_DESTROY:
                KillTimer(hwnd,IDT_TIMER1);
                PostQuitMessage(0) ;
                return 0 ;
        }
 
        return DefWindowProc( hwnd, message, wParam, lParam ) ;
}

注：若转载请注明大神论坛来源（本贴地址）与作者信息。