I'm trying to go through all windows (using Windows API) and get a list of the windows, but when I try to pass through a vector as a LPARAM then I get ...

I would like to realize the code taken from this answer and simulate a click without simulating mouse movement inside non-java app window. I know abou ...

I started learning winapi using c++ language. I am trying to understand the lParam on WM_KEYDOWN message. From the Microsoft documentation: 0-15: ...

I saw this piece of code below in here. I tested it and it works all right. The parameter lParam is casted to both NMHDR* and NMLINK* types. The do ...

I'm using Visual C++ /MFC and I'm sending a message as SendMessage(GetParent(hDlg) ,MY_MESSAGE , 0 , LPARAM(x) ); How could I change the value of x i ...

I'm using CTreeCtrl to display some data. With each entry in the tree, I have some associated data which I keep in a struct. I save this data with the ...

First, this function is called many times. It should be noted that wString[] does contain the character constant '\n'. At the end, a WM_PAINT messa ...

Say that I want to send a message to my WndProc, but I want to also send an integer. My WndProc will receive it right? Then I want to send that lPa ...

I have the following c++ struct and converted into C# class I used the following two methods to convert the LParam within the WndProc. Howeve ...

I need to send WM_MOUSEWHEEL message. How to convert POINT to LPARAM? ...

I'm adding a bunch of items to a treeview, with a string stored in lParam, like this: After I finish adding all of them, I come back and check (in ...

I've got a treeview listing files that are dropped upon it. When I make a new treeview item, I'd like to store the address of the file as a string in ...