Table of Contents

Struct GlobalKeyboardHook.LowLevelKeyboardInputEvent

Namespace
VisioForge.Core.UI.WinForms.Dialogs
Assembly
VisioForge.Core.dll

Represents low-level keyboard input event data from the Windows KBDLLHOOKSTRUCT structure. Contains detailed information about a keyboard event captured by the low-level keyboard hook.

public struct GlobalKeyboardHook.LowLevelKeyboardInputEvent

Inherited Members

Remarks

This structure corresponds to the Windows KBDLLHOOKSTRUCT and provides access to:

  • Virtual key code and hardware scan code
  • Event flags and timing information
  • Additional context data from the system The layout is sequential to match the native Windows structure.

Fields

AdditionalInformation

Additional information associated with the message.

public nint AdditionalInformation

Field Value

nint

Flags

The extended-key flag, event-injected Flags, context code, and transition-state flag. This member is specified as follows. An application can use the following values to test the keystroke Flags. Testing LLKHF_INJECTED (bit 4) will tell you whether the event was injected. If it was, then testing LLKHF_LOWER_IL_INJECTED (bit 1) will tell you whether or not the event was injected from a process running at lower integrity level.

public int Flags

Field Value

int

HardwareScanCode

A hardware scan code for the key.

public int HardwareScanCode

Field Value

int

TimeStamp

The time stamp stamp for this message, equivalent to what GetMessageTime would return for this message.

public int TimeStamp

Field Value

int

VirtualCode

A virtual-key code. The code must be a value in the range 1 to 254.

public int VirtualCode

Field Value

int

Properties

Key

Gets the virtual key code converted to the .NET Keys enumeration for easier handling. Provides a more convenient way to work with key codes than the raw VirtualCode integer.

public Keys Key { get; }

Property Value

Keys