Sometimes people come on IRC and ask “How do I make a window? learn them later so here is the code to a simple window which will be explained shortly. The book to get on Win32 API. If you want to write programs using just the API . Why you should learn the API before MFC. The Controversy. Too many people.

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Since new versions add new stuff to the structure, by giving it the size it can figure out what behaviour you are expecting. Creating controls at runtime 2. MFC Resource file notes. Eventually you will come to know the parameters to the functions you use most.

After that we specify our window name or title which is the text that will be displayed in the Caption, or Title Bar on our window. This is just as simple as setting the data was originally, we just send another message.

Not for newbies, if you want to be up on managing processes and threads, dlls, windows memory management, exception handling, and hooking into the system, then this is the book for you. If you found it to be of use to you and want to give something back, I would be grateful for donations of any amount to help pay for this website.

This isn’t something you need to worry about because all we are concerned with is that we get the message and send it out, the system takes care of the rest making sure it gets to the proper window.

Which really sucks, cause the way I found to do it is a lot more complicated. Since this is the only window in our program, we are all done and we want the program to exit, so we call PostQuitMessage. If all else fails, specify the file: Wib32 controls at runtime [ contents winprog ] App Part 1: This is understandable, since the solution is not very intuitive.

Win32 Tutorial – Why you should learn the API before MFC

Lo and behold, the Platform SDK is free as well. The standard arguments are: This brings us to the second way of identifying resources, and that’s with strings.

Now we call SelectObject to select the bitmap into the DC being careful to store the default bitmap so that we can replace it later on and not leak GDI objects. This is assuming that we don’t just want to use an Edit or Static control.


Understanding the Message Loop is actually optional, but certain things won’t work if it’s not there. Well our message loop is responsible for ALL of the windows in our program, this includes things like buttons and list boxes that have their own window procedures, so we need to make sure that we call the right procedure for the window.

Network Programming for Microsoft Windows Up to date information on network programming, including NetBIOS, mailslots and pipes, and of course the ever important windows sockets, complete with winsock2 and raw sockets. This effectively limits your resources to using IDs belowwhich unless you have a whole lot of resources, should not be a problem. You can then prompt the user to make another selection or something change the members before calling CreateFontIndirect.

This way, you can register a class once, and create as many windows as you want from it, without having to specify all those attributes over and over.

MFC Resource file notes. This way you don’t need to explicitely set each member that you don’t use. This information is courtesy of Shaun Ivory, a software engineer for MS and a friend of mine from winprog. In this example we’ll only be creating one child type, which will be just like the editor program in the previous examples.

These will be covered more later.

This perticular file isn’t forgerd required, so to fix the error you can edit the. Once we’re done adding sections, we set the first one index 0 to see it in action. Number one cause of people not knowing what the heck is wrong with their programs is probably that they didn’t check the return values of their calls to see if they failed or not. It’s a few years old but still entirely accurate and much more convenient than MSDN online wjn32 you need access to the most recent additions to the API which if you’re on this page, you don’t.

It probably doesn’t matter, but since all the code here is C forgees, it makes sense to start off on the right track.

theForger’s Win32 API Programming Tutorial

In Win32 the Long part is obsolete so don’t worry about it. Just make sure that you know what a type is before you substitute something else. Several functions may not work. A Simple Window 3. Once in a while the same message will be used for more than one kind of control, but in general they will only work on the control they are intended for.


Oddly enough, the Bold and Italics styles don’t count as effects, they are considered part of the font itself and in fact some fonts only come in Bold or Italics. I personally prefer to work with the API, it just suits me better, but if I were to write a database frontend, or a host for a set of ActiveX controls I would seriously consider using MFC, as it would eliminate a lot of code that I would need to reinvent otherwise.

Handling Messages So if you’ve added in that code, compile it now. Setting the text drawing mode to transparent fixes this problem. This is all a bit of a complex process, and so it’s nice to have a handy utility function that does this all for us, and here it is: But what do you do when you want your program to exit?

Tutorial: A Simple Window

Tool and Status bars Example: One of the drawbacks of this is that dealing with fonts can look rather intimidating to the newcomer. Faster Double Buffering In this example I am creating and destroying the bitmap used for double buffering each frame, Firgers did this basically because I wanted to be able to size the window so it’s easier to just always create a new buffer than to track when the window position changes and resize the buffer.

To accomplish this, we simply call GlobalFree and pass in our pointer. Finally DispatchMessage sends the message out to the window that the message was sent to. I’ve gone through and corrected this, but forgive me if I’ve missed a few spots. Ignatius Junior Member Members posts Reputation: This is a bit more work programming wise, but adds flexibility and is sometimes necessary.

Windows API tutorial

You’ll notice we’ve added two variables, hInstance and szFileName. If you are fine with a value of 0 in the event of an error, then feel free to ignore this parameter. If you don’t know what this means, don’t worry about it as it will not really affect us for the scope of this tutorial.