I have been using Pagecontrols in a number of apps for some time. Recently I went to create a new app and I added a pagecontrol and a couple of tabsheets and the tabsheets backgrounds were white instead of gray. I switched over to one of my previous apps to see what I might have done differently and those tabsheet backgrounds are now white too. I've been searching for why this has happened and and I see solutions that involve a lot of ownerdraw complexity and they all seem to date from before 2006. I am using Delphi 2010 in Windows 7 and this hasn't changed recently. So I'm at a complete loss for what has happened to my system to account for this strange behavior. It can't be neccessary to ownerdraw the background because I wasn't doing so a week ago and everything was fine.
The uses clause is one of those things that just tends to grow and grow.
Most of the time this is in the main form, as it's from this form that all others are called.
If you have a big application (including many forms),
the uses clause in the in…
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.
This video shows how to quickly and easily deploy an email signature for all users in Office 365 and prevent it from being added to replies and forwards. (the resulting signature is applied on the server level in Exchange Online)
The email signat…
Want to learn how to record your desktop screen without having to use an outside camera. Click on this video and learn how to use the cool google extension called "Screencastify"!
Step 1: Open a new google tab
Step 2: Go to the left hand upper corn…