下載app免費領取會員
HookProc hookProc = null;
IntPtr hookValue = IntPtr.Zero;
const int WM_CLICK = 0x00F5;
public Form1()
{
InitializeComponent();
}
//安裝
private void button1_Click(object sender, EventArgs e)
{
if (hookProc == null)
{
hookProc = new HookProc(this.MyProMethod);
IntPtr hModule = NativeMethods.GetModuleHandle(Process.GetCurrentProcess().MainModule.ModuleName);
//局部鉤子
hookValue = NativeMethods.SetWindowsHookEx(HookType.WH_KEYBOARD, hookProc, hModule, NativeMethods.GetCurrentThreadId());
//全局鉤子
//hookValue = NativeMethods.SetWindowsHookEx(HookType.WH_KEYBOARD_LL, hookProc, hModule, 0);
}
}
private int MyProMethod(int nCode, IntPtr wParam, IntPtr lParam)
{
int code = nCode;
int w = wParam.ToInt32();
int l = lParam.ToInt32();
//直接用IntPrt無法返回
List<IntPtr> prts = GetHandle(this.Handle, IntPtr.Zero, null, "Test");
//向控件發(fā)送消息
IntPtr tp = NativeMethods.SendMessage(prts.First(), WM_CLICK, IntPtr.Zero, IntPtr.Zero);
return NativeMethods.CallNextHookEx(hookValue, nCode, wParam, lParam);
}
相關類:
public delegate int HookProc(int nCode, IntPtr wParam, IntPtr lParam);
public delegate bool EnumWindowProc(IntPtr hWnd, IntPtr parameter);
public enum HookType : int
{
WH_JOURNALRECORD = 0,
WH_JOURNALPLAYBACK = 1,
WH_KEYBOARD = 2,
WH_GETMESSAGE = 3,
WH_CALLWNDPROC = 4,
WH_CBT = 5,
WH_SYSMSGFILTER = 6,
WH_MOUSE = 7,
WH_HARDWARE = 8,
WH_DEBUG = 9,
WH_SHELL = 10,
WH_FOREGROUNDIDLE = 11,
WH_CALLWNDPROCRET = 12,
WH_KEYBOARD_LL = 13,
WH_MOUSE_LL = 14
}
public class NativeMethods
{
//設置鉤子
[DllImport("user32.dll")]
public static extern IntPtr SetWindowsHookEx(HookType idHook, HookProc lpfn, IntPtr hInstance, int threadId);
//卸載鉤子
[DllImport("user32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool UnhookWindowsHookEx(IntPtr hhk);
//調用下一個鉤子
[DllImport("user32.dll")]
public static extern int CallNextHookEx(IntPtr hhk, int nCode, IntPtr wParam, IntPtr lParam);
[DllImport("kernel32.dll")]
public static extern int GetCurrentThreadId();
[DllImport("user32.dll")]
public static extern IntPtr SendMessage(IntPtr hWnd, uint Msg, IntPtr wParam, IntPtr lParam);
[DllImport("user32.dll")]
public static extern bool PostMessage(IntPtr hWnd, uint Msg, IntPtr wParam, IntPtr lParam);
[DllImport("Kernel32.dll")]
public static extern IntPtr GetModuleHandle(string lpModuleName);
[DllImport("user32.dll", EntryPoint = "FindWindow", SetLastError = true)]
public static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
[DllImport("user32.dll", EntryPoint = "FindWindowEx", SetLastError = true)]
public static extern IntPtr FindWindowEx(IntPtr parentHandle, IntPtr childAfter, string className, string windowTitle);
[DllImport("user32")]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool EnumChildWindows(IntPtr window, EnumWindowProc callback, IntPtr i);
}
//t通過className和windowTitle來尋找控件
public class ControlIntPrtUtils
{
private string className = string.Empty;
private string windowTitle = string.Empty;
public ControlIntPrtUtils(string className,string windowTitle)
{
this.className = className;
this.windowTitle = windowTitle;
}
public List<IntPtr> GetHandle(IntPtr parentHandle, IntPtr childAfter)
{
List<IntPtr> prts = new List<IntPtr>();
IntPtr hwnd = NativeMethods.FindWindowEx(parentHandle, IntPtr.Zero, className, windowTitle);
if (hwnd != IntPtr.Zero)
{
prts.Add(hwnd);
return prts;
}
GCHandle gch = GCHandle.Alloc(prts);
NativeMethods.EnumChildWindows(parentHandle, new EnumWindowProc(EnumCallBack), GCHandle.ToIntPtr(gch));
return prts;
}
private bool EnumCallBack(IntPtr hWnd, IntPtr parameter)
{
IntPtr hwnd = NativeMethods.FindWindowEx(hWnd, IntPtr.Zero, className, windowTitle);
if (hwnd != IntPtr.Zero)
{
GCHandle gch = GCHandle.FromIntPtr(parameter);
List<IntPtr> prts = gch.Target as List<IntPtr>;
prts.Add(hwnd);
return false;
}
return true;
}
}
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