#include <windows.h>
#include <process.h>
#include "resource.h"   

#define CW_SCREEN    1 
#define CW_WORKAREA  3 

// 窗口居中显示
BOOL WINAPI CenterMainWindow(HWND hWnd, DWORD dwFlags) 
{
    RECT rtWindow = {0}; 
    RECT rtContainer = {0}; 
    
    GetWindowRect(hWnd, &rtWindow); 
    rtWindow.right -= rtWindow.left; 
    rtWindow.bottom -= rtWindow.top; 
    
    switch(dwFlags) 
    { 
        case CW_SCREEN: 
            rtContainer.right = GetSystemMetrics(SM_CXSCREEN); 
            rtContainer.bottom = GetSystemMetrics(SM_CYSCREEN); 
            break; 
        case CW_WORKAREA: 
            SystemParametersInfo(SPI_GETWORKAREA, 0, &rtContainer, 0); 
            break; 
    } 
    
    return SetWindowPos(hWnd, HWND_TOP, 
        (rtContainer.right - rtWindow.right) / 2,
        (rtContainer.bottom - rtWindow.bottom) / 2,
        0, 0, SWP_NOSIZE | SWP_HIDEWINDOW); 
}

// 检测是否为人人网留言窗口
bool IsRenrenCommentWindow(HWND hwnd)
{
    TCHAR buff[256];
    GetClassName(hwnd, buff, 255);
    if (wcscmp(buff, L"GTK2-W") == 0)
    {
        RECT rct;
        GetClientRect(hwnd, &rct);
        if(rct.right == 272 && rct.bottom > 110)
        {
            return true;
        }
    }
    return false;
}

POINT cursorPos;  // 鼠标位置
RECT commentWndRect;  // 留言窗口位置

// 自动点击留言按钮并关闭窗口
BOOL CALLBACK AutoPostComment(HWND hwnd, LPARAM lParam)
{
    if(IsRenrenCommentWindow(hwnd)) 
    {
        OutputDebugString(L"找到留言窗口");
        GetWindowRect(hwnd, &commentWndRect);
        GetCursorPos(&cursorPos);

        // 点击发送按钮
        int sendBtnX = commentWndRect.right - commentWndRect.left - 10;
        int sendBtnY = commentWndRect.bottom - commentWndRect.top - 30;
        for (int i = 0; i < 5; i++)
        {
            SendMessage(hwnd, WM_LBUTTONDOWN, 0, (sendBtnY << 16) + sendBtnX);
            SendMessage(hwnd, WM_LBUTTONUP, 0, (sendBtnY << 16) + sendBtnX);
        }

        // 点击关闭按钮
        int closeBtnX = commentWndRect.right - commentWndRect.left - 100;
        int closeBtnY = commentWndRect.bottom - commentWndRect.top - 50;
        SendMessage(hwnd, WM_LBUTTONDOWN, 0, (closeBtnY << 16) + closeBtnX);
        SendMessage(hwnd, WM_LBUTTONUP, 0, (closeBtnY << 16) + closeBtnX);

        PostMessage(hwnd, WM_CLOSE, 0, 0);
    }
    return 1;
}

// 查找并处理所有留言窗口
void ProcessCommentWindows()
{
    EnumWindows(AutoPostComment, NULL);     
}

// 安装定时器钩子
void InstallCommentHook(PVOID pvoid)
{
    OutputDebugString(L"开始监控留言窗口");
    SetTimer(NULL, 0, 200, (TIMERPROC)ProcessCommentWindows);

    MSG msg;
    while (GetMessage(&msg, 0, 0, 0))
    {
        TranslateMessage(&msg);
        DispatchMessage(&msg);
    }
}

// 主窗口消息处理
LRESULT MainDlgProc(HWND hDlg, UINT Msg, WPARAM wParam, LPARAM lParam);

int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
                   LPSTR lpCmdLine, int nCmdShow)
{
    MSG msg;
    HWND hDlg = CreateDialog(hInstance, (LPCTSTR)IDD_DIALOG1, 0, (DLGPROC)MainDlgProc);
    ShowWindow(hDlg, nCmdShow);

    _beginthread(InstallCommentHook, 0, NULL);

    while (GetMessage(&msg, NULL, 0, 0))
    {
        TranslateMessage(&msg);
        DispatchMessage(&msg);
    }
    return 0;
}

// 主窗口过程
LRESULT MainDlgProc(HWND hDlg, UINT Msg, WPARAM wParam, LPARAM lParam)
{
    int wmId, wmEvent;
    switch (Msg)
    {
        case WM_CLOSE: 
            DestroyWindow(hDlg); 
            return TRUE;
        
        case WM_DESTROY: 
            PostQuitMessage(0); 
            return TRUE;
        
        case WM_COMMAND:
            wmId = LOWORD(wParam);
            wmEvent = HIWORD(wParam);
            switch (wmId)
            {
                // 添加按钮处理
            }
            break;
        
        case WM_INITDIALOG:
            CenterMainWindow(hDlg, CW_SCREEN);
            break;
    }
    return FALSE;
}