This message is posted when the user presses a hot key registered by the RegisterHotKey function. The message is placed at the top of the message queue associated with the thread that registered the hot key.
At a Glance
| Header file: | Winuser.h |
| Windows CE versions: | 2.0 and later |
Syntax
WM_HOTKEY idHotKey = (int) wParam;
fuModifiers = (UINT) LOWORD(lParam);
uVirtKey = (UINT) HIWORD(lParam);
Parameters
idHotKey
Hot key identifier that generated the message. If the message was generated by a system-defined hot key, the idHotKey parameter is one of the following values:
| Value | Description |
| IDHOT_SNAPDESKTOP | The “snap desktop” hot key was pressed. |
| IDHOT_SNAPWINDOW | The “snap window” hot key was pressed. |
fuModifiers
Specifies the keys that were to be pressed in combination with the key specified by the nVirtKey parameter to generate the WM_HOTKEY message. The fuModifiers parameter can be a combination of the following values:
| Value | Description |
| MOD_ALT | Either ALT key was held down. |
| MOD_CONTROL | Either CTRL key was held down. |
| MOD_SHIFT | Either SHIFT key was held down. |
| MOD_WIN | Either WINDOWS key was held down. These keys are labeled with the Microsoft Windows logo. |
uVirtKey
Specifies the virtual key code of the hot key.
Remarks
WM_HOTKEY is unrelated to the WM_GETHOTKEY and WM_SETHOTKEY hot keys. The WM_HOTKEY message is sent for generic hot keys while the WM_SET\GETHOTKEY messages relate to window activation hot keys.
See Also