System Reference Summary : 3. System Classes : KeyDownData Class
 
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KeyDownData Class
KeyDownData Attributes
Attribute
Data Type
Description
Inherited
From
CharacterValue
integer
Contains the character code of the key the user pressed (R)
Defined
ClassName
varchar(32)
Gives the name of an object's actual type (as opposed to its declared type) (R)
Object
ClientData
Object
Provides a way to associate data with an object (RW)
Object
InstanceIdentifier
integer8
Contains a value that uniquely identifies an instance of an allocated object (R)
Object
InstanceReferences
integer
Contains the current number of references to the object (R)
Object
IsExtended
integer
Is TRUE if the key is an extended key (R)
Defined
Modifiers
smallint
Indicates which modifier keys are pressed at the time of the KeyDown or ChildKeyDown event (R)
Defined
PreviousState
smallint
Is the previous-key-state bit from the WM_KEYDOWN or WM_SYSKEYDOWN message (R)
Defined
ScanCode
integer
Contains the scan code associated with the key (R)
Defined
VirtualKey
integer
Contains the virtual key code for the key (RW)
Defined