How do you change the color of a form to grayscale and back to color. I am trying to use this on the main form when the user makes the smaller form active giving the visual look of the main form inactive. I've seen this done in applications including windows XP.
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This Article will show you how to validate number with TEdit control,
What's the TEdit control?
TEdit is a standard Windows edit control on a form, it allows to user to write, read and copy/paste single line of text.
Raise your hands if you were as upset with FireMonkey as I was when I discovered that there was no TListview. I use TListView in almost all of my applications I've written, and I was not going to compromise by resorting to TStringGrid…