22
Enabling or Disabling Fn Key
For keys that perform specialized operations while the key input mode has been set to Function
mode, “Enable” or “Disable” can be set on each individual key in the registry below to control the
operations.
[HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\KEYBD]
Or, using the
SysSetFnKeyOperation
function of the System Library can achieve the same
control operation explained above.
Table 2.9
Key Setting
Value Meaning
DisableFn9
dword: 0 or 1
Enable or Disable
DisableFn8
dword: 0 or 1
Enable or Disable
DisableFn7
dword: 0 or 1
Enable or Disable
DisableFn6
dword: 0 or 1
Enable or Disable
DisableFn5
dword: 0 or 1
Enable or Disable
DisableFn4
dword: 0 or 1
Enable or Disable
DisableFn3
dword: 0 or 1
Enable or Disable
DisableFn2
dword: 0 or 1
Enable or Disable
DisableFn1
dword: 0 or 1
Enable or Disable
DisableFn0
dword: 0 or 1
Enable or Disable
The functions of the System Library relevant to the “Enabling or Disabling Fn Key” are as
follows.
SysSetFnKeyOperation
:
Sets up “Enable” or “Disable” for the Fn key operation.
SysGetFnKeyOperation
:
Retrieves “Enable” or “Disable” status for the Fn key operation.
Function Mode Notification
When the Fn key is pressed, the 0x502 message is issued to application. This enables
the application to detect whether the Function mode has been set up enabled or disabled.
Enable or Disable the A Key
The System Library can be used to make the setting on “Enable” or “Disable” for switching over
the key input mode in application.
The functions of the System Library relevant to the “Enable or Disable the A Key” are as follows.
SysSetFnKeyLock
:
Sets up “Enable” or “Disable” for the Fn key to activate.
SysGetFnKeyLock
:
Retrieves “Enable” or “Disable” status for the Fn key to activate.
A Key Notification
When the A key is pressed, the 0x506 message is issued to application. Using this
notification, the application can detect whether the key input mode has been changed.
Summary of Contents for IT-800 Series
Page 173: ...173 Copyrights Tab This tab is for displaying the OS copyright information Figure 3 19 ...
Page 201: ...201 Date Tab This tab is for setting display format of date Figure 3 56 ...
Page 247: ...247 4 2 Games The terminal comes with two games Solitaire and Bubble Breaker Figure 4 2 ...
Page 255: ...255 4 5 Calculator The application can be used to operate nine digit calculator Figure 4 11 ...