February 18, 2011Feb 18, 201102/18/11The WM_NCHITTEST message is sent to your window
in order determine what part of the window corresponds to a
particular point.
The most common reason for this is that
the mouse is over your window.
The default WM_SETCURSOR handler
uses the result of WM_NCHITTEST
to figure out what type of cursor to show.
February 17, 2011Feb 17, 201102/17/11A customer asked the following question:
What is the maximum legal value of a resource identifier?
Functions like LoadString take a UINT
as the resource ID, which suggests a full 32-bit range,
but in practice, most resource IDs appear to be in the 16-bit range.
February 16, 2011Feb 16, 201102/16/11Windows 95 introduced Windows Explorer and along with it the term folder. What is the relationship between folders and directories?
Some people believe that Windows 95 renamed directories to folders, but it’s actually more than that.
Windows Explorer lets you view folders, which are containers in the shell namespace.
February 15, 2011Feb 15, 201102/15/11In preparation for the 2012 Olympic Games in London, the official UK tourism bureau produced tips for dealing with people from other countries.
February 15, 2011Feb 15, 201102/15/11The MSDN documentation for window messages describes what each of the parameters means, but just because it means something doesn’t mean that it is that something; it merely means it.
But you knew this already. If you have a window handle,
February 14, 2011Feb 14, 201102/14/11In 2008, the first I’m a PC ad aired, opening with Sean Siler doing an impression of John Hodgman portraying a PC, and continuing with montage of people proudly announcing, “I’m a PC!”
Accompanying the first four people to appear on screen are email addresses.
February 11, 2011Feb 11, 201102/11/11The story of The Best reminded me of a classmate from school who was inordinately fond of the phrase any intelligent human being. For example, our classmate would say, “Any intelligent human being would do X” or “It’s obvious to any intelligent human being that Y.”
February 11, 2011Feb 11, 201102/11/11Windows XP
employed a number of heuristics to determine which Start menu
shortcuts should be promoted when an application is newly-installed.
But what if those heuristics end up guessing wrong?
You can set the
System.AppUserModel.ExcludeFromShowInNewInstall
property
to VARIANT_TRUE to tell the Start menu,
February 10, 2011Feb 10, 201102/10/11When something stops working, you begin developing theories
for why it doesn’t work,
and normally, you start with simple theories that involve
things close to you, and only after you exhaust those
possibilities do you expand your scope.
Typically, you don’t consider that there is
a global conspiracy against you,
February 9, 2011Feb 9, 201102/9/11A customer reported having problems with the
SHGetKnownFolderPath function.
I’ve left in the red herrings.
On Windows 7, I’m trying to retrieve the Internet folder
with the following code:
if (OpenProcessToken(GetCurrentProcess(), TOKEN_ALL_ACCESS, &hToken))
{
HRESULT hr = SHGetKnownFolderPath(FOLDERID_InternetFolder,
KF_FLAG_DONT_VERIFY, hToken, &pszPath);
…
