100 lines
2.8 KiB
C#
100 lines
2.8 KiB
C#
using System;
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using System.Runtime.InteropServices;
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namespace DevComponents.DotNetBar
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{
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/// <summary>
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/// Summary description for WindowsHook.
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/// </summary>
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internal class WindowsHook:IDisposable
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{
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[StructLayout(LayoutKind.Sequential)]
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private struct CWPSTRUCT
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{
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public int lParam;
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public int wParam;
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public int message;
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public int hwnd;
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}
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[DllImport("user32")]
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private static extern int SetWindowsHookEx(int HookType, CWPCallBack pfnCallBack, uint hInstance, int dwThreadId);
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[DllImport("user32")]
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private static extern int CallNextHookEx(int CurrentHookHandle, int nCode, int wParam, ref CWPSTRUCT lParam);
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[DllImport("user32")]
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private static extern bool UnhookWindowsHookEx(int HookHandle);
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[DllImport("kernel32")]
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private static extern int GetLastError();
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[DllImport("kernel32.dll")]
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private static extern uint GetModuleHandle([MarshalAs(UnmanagedType.LPTStr)]string /*LPCTSTR*/ lpModuleName);
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private delegate int CWPCallBack(int nCode, int wParam, ref CWPSTRUCT lParam);
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private const int WH_CALLWNDPROC=4;
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private const int WH_GETMESSAGE = 3;
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private const int WH_MOUSE = 7;
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private int m_HookHandle=0;
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private DotNetBarManager m_DotNetBar=null;
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public WindowsHook(DotNetBarManager dm)
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{
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m_DotNetBar=dm;
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}
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public void Dispose()
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{
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this.UnHook();
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}
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public void Hook()
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{
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//uint m=GetModuleHandle(null);
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//System.Windows.Forms.MessageBox.Show("Module="+GetLastError().ToString());
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m_HookHandle=SetWindowsHookEx(WH_CALLWNDPROC,new CWPCallBack(this.HookCallBack),0,System.AppDomain.GetCurrentThreadId());
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if(m_HookHandle==0)
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Console.WriteLine("HOOOK DOES NOT WORK="+GetLastError().ToString());
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}
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public void UnHook()
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{
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if(m_HookHandle!=0)
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{
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UnhookWindowsHookEx(m_HookHandle);
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m_HookHandle=0;
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}
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}
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public bool Hooked
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{
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get
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{
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if(m_HookHandle!=0)
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return true;
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return false;
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}
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}
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private int HookCallBack(int nCode, int wParam, ref CWPSTRUCT lParam)
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{
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if(lParam.message == NativeFunctions.WM_SYSKEYDOWN)
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{
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//m_DotNetBar.OnSysKeyDown(lParam.hwnd,lParam.wParam,lParam.lParam);
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}
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else if(lParam.message == NativeFunctions.WM_SYSKEYUP)
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{
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//m_DotNetBar.OnSysKeyUp(lParam.hwnd,lParam.wParam,lParam.lParam);
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}
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else if(lParam.message == NativeFunctions.WM_KEYDOWN)
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{
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//m_DotNetBar.OnKeyDown(lParam.hwnd,lParam.wParam,lParam.lParam);
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}
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else if(lParam.message == NativeFunctions.WM_LBUTTONDOWN || lParam.message==NativeFunctions.WM_NCLBUTTONDOWN ||
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lParam.message==NativeFunctions.WM_RBUTTONDOWN || lParam.message==NativeFunctions.WM_MBUTTONDOWN ||
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lParam.message==NativeFunctions.WM_NCMBUTTONDOWN || lParam.message==NativeFunctions.WM_NCRBUTTONDOWN)
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{
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//m_DotNetBar.OnMouseDown(lParam.hwnd,lParam.wParam,lParam.lParam);
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}
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return CallNextHookEx(m_HookHandle,nCode,wParam,ref lParam);
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}
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}
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}
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