I have a monitoring tool where some, but not all, users want it to be displayed always on top. I would like to add this option to the system menu in the upper-left corner. How would I do that?

I want to add the age old About menu item to my application. I want to add it to the 'system menu' of the application (the one which pops up when we click the application icon in the top-left corne...

In Microsoft Windows, this works: mnu := GetSystemMenu(h, false); EnableMenuItem(mnu, SC_CLOSE, MF_BYCOMMAND or MF_GRAYED); But this does not work: mnu := GetSystemMenu(h, false); EnableMen...

I have a borderless window and created the chrome but I need to disable the 'Alt+Space' shortcut. Any thoughts?