iruledlg.cpp

模仿spy++ 截获取任意窗口句柄

// IRuleDlg.cpp : implementation file
//

#include "stdafx.h"
#include "IRule.h"
#include "IRuleDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CIRuleDlg dialog

CIRuleDlg::CIRuleDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CIRuleDlg::IDD, pParent)
	, m_strWndText(_T(""))
{
	//{{AFX_DATA_INIT(CIRuleDlg)
	m_strHWND = _T("");
	m_bTopMost = FALSE;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	m_hwndTarget = NULL;
}

void CIRuleDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CIRuleDlg)
	DDX_Text(pDX, IDC_EDIT_HWND, m_strHWND);
	DDX_Check(pDX, IDC_CHECK_TOP, m_bTopMost);
	//}}AFX_DATA_MAP
	//DDX_Control(pDX, IDC_STATIC_FIND, m_findTool);
	DDX_Text(pDX, IDC_EDIT_WNDTEXT, m_strWndText);
}

BEGIN_MESSAGE_MAP(CIRuleDlg, CDialog)
	//{{AFX_MSG_MAP(CIRuleDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_ENABLE, OnButtonEnable)
	ON_BN_CLICKED(IDC_CHECK_TOP, OnCheckTop)
	//}}AFX_MSG_MAP
	ON_MESSAGE(CFindWndTool::msgFind, OnFind)
	ON_EN_CHANGE(IDC_EDIT_WNDTEXT, &CIRuleDlg::OnEnChangeEditWndtext)
	ON_BN_CLICKED(IDC_BUTTON_SETCAPTION, &CIRuleDlg::OnBnClickedButtonSetcaption)
	ON_BN_CLICKED(IDC_BUTTON_DESTROY, &CIRuleDlg::OnBnClickedButtonDestroy)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CIRuleDlg message handlers

BOOL CIRuleDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	BOOL bResult = FALSE;
	bResult = m_findTool.SubclassDlgItem(IDC_STATIC_FIND, this);
	m_bTopMost = TRUE;
	UpdateData(FALSE);
	::SetWindowPos(GetSafeHwnd(), HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CIRuleDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CIRuleDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CIRuleDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CIRuleDlg::OnButtonEnable() 
{
	// TODO: Add your control notification handler code here
	if(!m_hwndTarget)
		return;

	::EnableWindow(m_hwndTarget, !::IsWindowEnabled(m_hwndTarget));
}

void CIRuleDlg::OnCheckTop() 
{
	// TODO: Add your control notification handler code here
	UpdateData();
	if(m_bTopMost)
		::SetWindowPos(GetSafeHwnd(), HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
	else
		::SetWindowPos(GetSafeHwnd(), HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
}

afx_msg LRESULT CIRuleDlg::OnFind(WPARAM wParam, LPARAM lParam)
{
	TCHAR szTitle[255];
	HWND hwnd = (HWND)wParam;
	if(!hwnd)
		return TRUE;

	m_hwndTarget = hwnd;
	::GetWindowText(hwnd, szTitle, 255);
	m_strWndText = szTitle;
	m_strHWND.Format(_T("%x"), hwnd);
	UpdateData(FALSE);
	
	WINDOWINFO wi;
	memset(&wi, 0, sizeof(WINDOWINFO));
	wi.cbSize = sizeof(WINDOWINFO);
	::GetWindowInfo(hwnd, &wi);
	
	return TRUE;
}

void CIRuleDlg::OnEnChangeEditWndtext()
{
	// TODO:  如果该控件是 RICHEDIT 控件，则它将不会
	// 发送该通知，除非重写 CDialog::OnInitDialog()
	// 函数并调用 CRichEditCtrl().SetEventMask()，
	// 同时将 ENM_CHANGE 标志“或”运算到掩码中。

	// TODO:  在此添加控件通知处理程序代码
}

void CIRuleDlg::OnBnClickedButtonSetcaption()
{
	// TODO: 在此添加控件通知处理程序代码
	if(!m_hwndTarget)
		return;

	UpdateData();
	::SetWindowText(m_hwndTarget, m_strWndText);
}

void CIRuleDlg::OnBnClickedButtonDestroy()
{
	if(!m_hwndTarget)
		return;
	::PostMessage(m_hwndTarget, WM_CLOSE, 0, 0);
	//::DestroyWindow(m_hwndTarget);
}