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MiniRobotLanguage (MRL)
HWI. Command
Hide Window or unhide Window using Transparency
Intention
You want to hide your Setup-Program from the user while installation?
HWI. can make windows invisible while you can still click all of their buttons!
HWI. can also make Windows transparent, that you can see through these windows.
This command can make Windows transparent or invisible.
It can also reverse that effect.
It can also make Windows from any applications that are already transparent, invisible or opaque.
Examples for usage:
' make last localized Topwindow get invisible
HWI.0
' make last localized Topwindow get opaque
HWI.255
' make last localized Topwindow half transparent
HWI.128
' make TopWindow with Handle $$HWN half transparent
HWI.125|$$HWN
This command can also be used to make windows appear softly from
invisibility ("blend-in effect").
Syntax
HWI.[P1][|P2]
Parameter Explanation
P1 - numerical Parameter 0-255.
0 - Window is completely invisible
255 - Window is opaque (completely visible)
All values between make the window more or less transparent.
P2 - (Optional) If given it is a Handle from a Top-Window.
If omitted, the last localized Top-Window is used.
This command works only with Top-Windows, if you want to make
Child-Windows, Buttons etc. invisible, use the SWS.-command instead.
Example
'*****************************************************
' EXAMPLE : HWI
'*****************************************************
STW.ct|#32770|Sample App
' Blend a window "in" slowly
FOR.$$CNT|0|255
HWI.$$CNT
PAU.0.1
NEXT
Remarks
-
Limitations:
Requires Windows XP or higher.
This command works only with Top-Windows, if you want to make
Child-Windows, Buttons etc. invisible, use the SWS.-command instead.
See also:
• 1.8. Selecting the Application (Topwindow)