How intercept keyboard messages ?

Luis Banda

Delphi Developer

Mon, 18 Aug 2003 06:37:29 GMT

How intercept keyboard messages ?

I want to make a program that receiving keyboard
messages (preferable with WM_CHAR) of all the system,
that is to say, of all the applications that they in
their moment become active.
How could make it ?

Please reply to : LBa...@LatinMail.com

thanxs

Charles Hacke

Delphi Developer

Mon, 18 Aug 2003 06:37:37 GMT

Re:How intercept keyboard messages ?

Quote

Luis Banda wrote:

> I want to make a program that receiving keyboard
> messages (preferable with WM_CHAR) of all the system,
> that is to say, of all the applications that they in
> their moment become active.
> How could make it ?

To capture ALL keypress then you need to set up a keyboard hook.

Look up the help commands for SetWindowsHookEx and UnhookWindowsHookEx
commands.

Also you can search the web or these newsgroups for examples of Keyboard
hook code.

--
Charles Hacker
Lecturer in Electronics and Computing
School of Engineering
Griffith University - Gold Coast
Australia

Other Threads

1. How can intercept or receiving keyboard messages ?

2. How can intercept or receiving keyboard messages ?

3. Intercepting Keyboard interrupt

4. Intercept data before keyboard buffer?

5. Intercepting mouse and keyboard event

6. Intercept Keyboard

7. Intercepting ALL Keyboard events

8. Intercept Keyboard sequence

9. I have designed a calculator but need to intercept all keyboard keys

10. how to intercept under delphi2 characters hit to the keyboard