Gondwana.WinForms.Input.Keyboard.WinFormsKeyboardAdapter Class Reference

Global WinForms key state collector that feeds the KeyboardHandler. Uses IMessageFilter so it sees ALL key messages (including arrows), regardless of which control has focus or how WinForms classifies them. More...

Inheritance diagram for Gondwana.WinForms.Input.Keyboard.WinFormsKeyboardAdapter:

Public Member Functions
bool	PreFilterMessage (ref Message m)
	Filters Windows messages to capture keyboard state changes for all key events.
bool	IsDown (int keyCode)
	Determines whether the specified key is currently pressed.
void	Dispose ()
	Releases all resources used by the WinFormsKeyboardAdapter and removes the message filter.

Static Public Member Functions
static ? Keys	GetKeyFromString (string keyName)
	Attempts to convert a string representation of a key into its corresponding Keys value.

Properties
KeyboardModifierState	CurrentKeyboardModifiers [get]
	Gets the current state of keyboard modifiers (Shift, Ctrl, Alt).

Detailed Description

Global WinForms key state collector that feeds the KeyboardHandler. Uses IMessageFilter so it sees ALL key messages (including arrows), regardless of which control has focus or how WinForms classifies them.

Definition at line 12 of file WinFormsKeyboardAdapter.cs.

Member Function Documentation

Dispose()

void Gondwana.WinForms.Input.Keyboard.WinFormsKeyboardAdapter.Dispose

(

)

Releases all resources used by the WinFormsKeyboardAdapter and removes the message filter.

Definition at line 142 of file WinFormsKeyboardAdapter.cs.

GetKeyFromString()

? Keys Gondwana.WinForms.Input.Keyboard.WinFormsKeyboardAdapter.GetKeyFromString ( string keyName )

static

Attempts to convert a string representation of a key into its corresponding Keys value.

The comparison is case-insensitive. If the provided keyName does not match a valid Keys enumeration value, a warning is logged and null is returned.

Parameters

keyName

The name of the key to parse. This should match a value from the Keys enumeration (e.g., "A", "Enter", "Escape").

Returns

A nullable Keys value representing the parsed key if successful; otherwise, null if the input string is not a valid key name.

Definition at line 29 of file WinFormsKeyboardAdapter.cs.

IsDown()

bool Gondwana.WinForms.Input.Keyboard.WinFormsKeyboardAdapter.IsDown

(

int

keyCode

)

Determines whether the specified key is currently pressed.

Parameters

keyCode

The virtual key code to check.

Returns

true if the key is currently pressed; otherwise, false.

Implements Gondwana.Input.Keyboard.IKeyboardAdapter.

Definition at line 105 of file WinFormsKeyboardAdapter.cs.

PreFilterMessage()

bool Gondwana.WinForms.Input.Keyboard.WinFormsKeyboardAdapter.PreFilterMessage

(

ref Message

m

)

Filters Windows messages to capture keyboard state changes for all key events.

Parameters

m	The Windows message to filter.

Returns

Always returns false to allow the message to continue processing.

Definition at line 73 of file WinFormsKeyboardAdapter.cs.

Property Documentation

CurrentKeyboardModifiers

KeyboardModifierState Gondwana.WinForms.Input.Keyboard.WinFormsKeyboardAdapter.CurrentKeyboardModifiers

get

Gets the current state of keyboard modifiers (Shift, Ctrl, Alt).

Implements Gondwana.Input.Keyboard.IKeyboardAdapter.

Definition at line 52 of file WinFormsKeyboardAdapter.cs.