Showing results for May 2012 - Page 3 of 3 - The Old New Thing

May 7, 2012
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Why are the Windows 7 system notification icons colorless?

Raymond Chen
Raymond Chen

Mike wondered why the system notification icons went colorless in Windows 7 and why they went back to regular tooltips instead of the custom tooltips. I don't know either, so I asked Larry Osterman, who was in charge of the Volume icon. And he didn't know either. He was merely given new icons by the design team. But that doesn't stop me f...

History
May 4, 2012
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How does the MultiByteToWideChar function treat invalid characters?

Raymond Chen
Raymond Chen

The flag controls how the function treats invalid characters. Some people claim that the following sentences in the documentation are contradictory: "Starting with Windows Vista, the function does not drop illegal code points if the application does not set the flag." "Windows XP: If this flag is not set, the function silently drops il...

Code
May 3, 2012
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How does Explorer calculate the folder size information in the folder tooltip?

Raymond Chen
Raymond Chen

This information is accurate as of Windows 7; the algorithm may change for future versions of Windows. The information is being provided for the edification of computer network administrators, who are curious about random stuff like this since it can affect their network load. When you hover over a folder, Explorer shows an infotip (a special...

Tips/Support
May 1, 2012
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What happened to the Summary information created on Windows 2000 and Windows XP?

Raymond Chen
Raymond Chen

In Windows 2000 and Windows XP, you could add Summary information on the Details property page to files of all types. Text files, image files, some crazy file your grandmother sent you in a file format you don't know how to open. If Windows supports storing the Summary information in the file itself (for example, in EXIF tags or in Stru...

Tips/Support