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Queries the state of the specified modifier key.
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Syntax
HRESULT retVal = object.getModifierState(keyArg, state);
Parameters
keyArg [in]
Type: BSTR
Alt
The left or right Alt key.
AltGraph
The Ctrl and Alt keys.
CapsLock
The Caps Lock toggle.
Control
The left or right Ctrl key.
Meta
The Meta/Control key.
NumLock
The Num Lock toggle.
Scroll
The Scroll Lock toggle.
Shift
The left or right Shift key.
Win
The left or right Windows logo key.
state [out, retval]
Type: VARIANT_BOOL
VARIANT_TRUE if the modifier key is active; otherwise, VARIANT_FALSE.
Return value
Type: HRESULT
If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Standards information
- Document Object Model (DOM) Level 3 Events Specification, Section 5.2.6
Remarks
Some keyboard configurations contain a left and right modifier key. To determine whether the left or right key is pressed, use the IDOMKeyboardEvent::location property.
See also
Reference