public NativeDll(string path)
{
_dllHandle = Kernel32Dll.LoadLibrary(path);
if (_dllHandle == IntPtr.Zero)
{
throw new InteropException("LoadLibrary failed to load native.dll");
}
IntPtr procAddress = IntPtr.Zero;
if ((procAddress = Kernel32Dll.GetProcAddress(_dllHandle, "SetupSubclass")) == IntPtr.Zero)
{
throw new InteropException("SetupSubclass function is not present in native.dll");
}
_setupSubclassFunc = (BoolActionOnIntPtr)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(BoolActionOnIntPtr));
if ((procAddress = Kernel32Dll.GetProcAddress(_dllHandle, "TearDownSubclass")) == IntPtr.Zero)
{
throw new InteropException("TearDownSubclass function is not present in native.dll");
}
_tearDownFunc = (BoolAction)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(BoolAction));
if ((procAddress = Kernel32Dll.GetProcAddress(_dllHandle, "IsSubclassed")) == IntPtr.Zero)
{
throw new InteropException("TearDownSubclass function is not present in native.dll");
}
_isSubclassedFunc = (BoolAction)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(BoolAction));
}
public NativeDll(string path)
{
_dllHandle = Kernel32Dll.LoadLibrary(path);
if (_dllHandle == IntPtr.Zero)
{
throw new InteropException("LoadLibrary failed to load native.dll");
}
IntPtr procAddress = IntPtr.Zero;
if ((procAddress = Kernel32Dll.GetProcAddress(_dllHandle, "SetupSubclass")) == IntPtr.Zero)
{
throw new InteropException("SetupSubclass function is not present in native.dll");
}
_setupSubclassFunc = (BoolActionOnIntPtr)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(BoolActionOnIntPtr));
if ((procAddress = Kernel32Dll.GetProcAddress(_dllHandle, "TearDownSubclass")) == IntPtr.Zero)
{
throw new InteropException("TearDownSubclass function is not present in native.dll");
}
_tearDownFunc = (BoolAction)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(BoolAction));
if ((procAddress = Kernel32Dll.GetProcAddress(_dllHandle, "IsSubclassed")) == IntPtr.Zero)
{
throw new InteropException("TearDownSubclass function is not present in native.dll");
}
_isSubclassedFunc = (BoolAction)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(BoolAction));
}
