protected virtual void Validate_3_SpecialCases()
{
if (InterceptedMethod.IsConstructor && (HookType != MethodHookType.RunAfter))
{
throw new ArgumentException("Intercepted Method appears to be a constructor for a type (" + InterceptedMethod.DeclaringType.FullName + "). Only MethodHookType.RunAfter is currently supported for constructors.");
}
if (HookFlags.HasFlag(MethodHookFlags.CanSkipOriginal))
{
if (HookType != MethodHookType.RunBefore)
{
throw new ArgumentException("MethodHookFlags.CanSkipOriginal requires MethodHookType.RunBefore!");
}
}
}
public static int hook(int scanCode, int virtualCode, HookMessage message, HookFlags flags, IntPtr param)
{
KeyEvent keyEvent = new KeyEvent();
keyEvent.scanCode = scanCode;
keyEvent.virtualCode = virtualCode;
keyEvent.hookMessage = message;
int nFlags = (int)flags;
if ((nFlags & (int)HookFlags.HF_ExtendedKey) > 0)
{
keyEvent.extendedKey = true;
}
if ((nFlags & (int)HookFlags.HF_AltKeyPressed) > 0)
{
keyEvent.altKeyPressed = true;
}
if ((nFlags & (int)HookFlags.HF_InjectedKey) > 0)
{
keyEvent.injectedKey = true;
}
if ((nFlags & (int)HookFlags.HF_KeyPress) > 0)
{
keyEvent.keyPress = true;
}
if ((nFlags & (int)HookFlags.HF_SentFromLibrary) > 0)
{
keyEvent.sentFromLibrary = true;
}
form.AddEvent(keyEvent);
return(hookReturnValue);
}
public static int hook(int scanCode, int virtualCode, HookMessage message, HookFlags flags, IntPtr param)
{
KeyEvent keyEvent = new KeyEvent();
keyEvent.scanCode = scanCode;
keyEvent.virtualCode = virtualCode;
keyEvent.hookMessage = message;
int nFlags = (int)flags;
if ((nFlags & (int)HookFlags.HF_ExtendedKey) > 0)
{
keyEvent.extendedKey = true;
}
if ((nFlags & (int)HookFlags.HF_AltKeyPressed) > 0)
{
keyEvent.altKeyPressed = true;
}
if ((nFlags & (int)HookFlags.HF_InjectedKey) > 0)
{
keyEvent.injectedKey = true;
}
if ((nFlags & (int)HookFlags.HF_KeyPress) > 0)
{
keyEvent.keyPress = true;
}
if ((nFlags & (int)HookFlags.HF_SentFromLibrary) > 0)
{
keyEvent.sentFromLibrary = true;
}
form.AddEvent(keyEvent);
return hookReturnValue;
}
protected virtual void Validate_5_ReturnType()
{
//Return value checking
if (HookFlags.HasFlag(MethodHookFlags.CanSkipOriginal))
{
if (CustomMethod.ReturnType != typeof(bool))
{
throw new ArgumentException("Methods that can skip the original method have to return a bool, indicating the skipping state");
}
}
else if ((HasResultAsFirstParameter || (HookType == MethodHookType.Replace)) && (InterceptedMethod is MethodInfo))
{
var expected_type = (InterceptedMethod as MethodInfo).ReturnType;
if (expected_type != CustomMethod.ReturnType)
{
Validate_5_ReturnType_WrongReturnType(CustomMethod.ReturnType, expected_type, CustomMethod);
}
}
else if (CustomMethod.ReturnType != typeof(void))
{
Validate_5_ReturnType_WrongReturnType(CustomMethod.ReturnType, typeof(void), CustomMethod);
}
}
