private int HookProcedureCallback(int code, IntPtr wParam, IntPtr lParam)
{
if (code >= 0)
{
MouseFlag flag = (MouseFlag)wParam;
MSLLHOOKSTRUCT mouseStruct = Marshal.PtrToStructure <MSLLHOOKSTRUCT>(lParam);
HookActivated?.Invoke(mouseStruct.point, flag);
}
return(CallNextHookEx(hookId, code, wParam, lParam));
}
private int HookProcedureCallback(int code, IntPtr wParam, IntPtr lParam)
{
if (code < 0)
{
return(CallNextHookEx(IntPtr.Zero, code, wParam, lParam));
}
KeyFlag flag = (KeyFlag)wParam;
KBDLLHOOKSTRUCT hookStruct = Marshal.PtrToStructure <KBDLLHOOKSTRUCT>(lParam);
uint key = hookStruct.virtualKeyCode;
bool isExtendedKey;
bool isAltPressed;
KeyStatus keyStatus;
KeyInjectionType injectionType;
DateTime timeStamp = new DateTime(hookStruct.time);
uint bit1 = (hookStruct.flags & 0b1);
uint bit2 = (hookStruct.flags & 0b10) >> 1;
uint bit5 = (hookStruct.flags & 0b10000) >> 4;
uint bit6 = (hookStruct.flags & 0b100000) >> 5;
uint bit8 = (hookStruct.flags & 0b10000000) >> 7;
isExtendedKey = (bit1 == 1);
isAltPressed = (bit6 == 1);
keyStatus = (bit8 == 1) ? KeyStatus.Released : KeyStatus.Pressed;
if (bit2 == 1)
{
injectionType = KeyInjectionType.LowIntegrityInjected;
}
else if (bit5 == 1)
{
injectionType = KeyInjectionType.Injected;
}
else
{
injectionType = KeyInjectionType.NonInjected;
}
HookActivated?.Invoke(
key: key,
injectionType: injectionType,
isExtendedKey: isExtendedKey,
isAltPressed: isAltPressed,
keyStatus: keyStatus
);
return(CallNextHookEx(IntPtr.Zero, code, wParam, lParam));
}
