'Declaration<SRCategoryAttribute("CatKey")> <SRDescriptionAttribute("ControlOnKeyUpDescr")> Public Event KeyUp As System.Windows.Forms.KeyEventHandler
'UsageDim instance As DicomViewer Dim handler As System.Windows.Forms.KeyEventHandler AddHandler instance.KeyUp, handler
[SRCategory("CatKey")] [SRDescription("ControlOnKeyUpDescr")] public event System.Windows.Forms.KeyEventHandler KeyUp
public event KeyUp: System.Windows.Forms.KeyEventHandler;
In JScript, you can handle the events defined by another class, but you cannot define your own.
[SRCategory("CatKey")] [SRDescription("ControlOnKeyUpDescr")] public: __event System.Windows.Forms.KeyEventHandler* KeyUp
[SRCategory("CatKey")] [SRDescription("ControlOnKeyUpDescr")] public: event System.Windows.Forms.KeyEventHandler^ KeyUp
Event Data
The event handler receives an argument of type System.Windows.Forms.KeyEventArgs containing data related to this event. The following KeyEventArgs properties provide information specific to this event.
| Property | Description |
|---|---|
| Alt | Gets a value indicating whether the ALT key was pressed. |
| Control | Gets a value indicating whether the CTRL key was pressed. |
| Handled | Gets or sets a value indicating whether the event was handled. |
| KeyCode | Gets the keyboard code for a System.Windows.Forms.Control.KeyDown or System.Windows.Forms.Control.KeyUp event. |
| KeyData | Gets the key data for a System.Windows.Forms.Control.KeyDown or System.Windows.Forms.Control.KeyUp event. |
| KeyValue | Gets the keyboard value for a System.Windows.Forms.Control.KeyDown or System.Windows.Forms.Control.KeyUp event. |
| Modifiers | Gets the modifier flags for a System.Windows.Forms.Control.KeyDown or System.Windows.Forms.Control.KeyUp event. The flags indicate which combination of CTRL, SHIFT, and ALT keys was pressed. |
| Shift | Gets a value indicating whether the SHIFT key was pressed. |
| SuppressKeyPress | Gets or sets a value indicating whether the key event should be passed on to the underlying control. |
Requirements