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well, the following codes doen;t work PrevWndProc := SetWindowLong(hWnd, GWL_WNDPROC, TTaskbar.WindowProc); PrevWndProc := SetWindowLong(hWnd, GWL_WNDPROC, WindowProc); PrevWndProc := SetWindowLong(hWnd, GWL_WNDPROC, @TTaskbar.WindowProc); PrevWndProc := SetWindowLong(hWnd, GWL_WNDPROC...

Yeah, but it doesn't work. It generates a error.

Gamma is a minipulation of the pixels on the screen, not modifing the monitor. You can achive the effect by useing the technic above.

how do i send a function that is inside a class to an API call? i need to know so that i can determin if the mouse is over the taskbar or not.

but what about for the screen? whats the screen's handle or would the above code posted still work accuratly?

How do i calculate TwipsPerPixlesX and Y? (a counterpart to the VB function would be nice)... Thanxs

well, it doesn't generate an error including the unit in either the unit i want it in or in the project header. the exe compiles perfectly except it doen't recognise the FUNCTIONS. however, putting a dot after the units name does produce the list of variables in it... thanks for helping

yeah and it says it can find the functions still. So i need to put in some sort of function declaration?

put the keys into string by reading the values and paths, and then saving the string

Hey. im a new to delphi, and i would like to know how i can include code in a unit that i wrote in another unit in the project. I tried adding the unit's name under uses, but it doesn;t see to work

yeah, just figured that out. I hed some problems figuring out what i had to use inorder to obtain the class. Got it all worked out, but there is no twipsperpixelX or twipsperpixelY. Is there a workaround for this?

Hello. I need some help with Delphi. I would like to know what is the Delphi equivalent is for the Screen object in VB. For those who arn't familiar with vb, this object contains the TwipsPerPixleX and Y, Screen Height and Width, the amount of forms, etc... Simon