On 1 Oct 2015, at 4:44, feek wrote:
It seems that the title bar (gray bar on the top with the file name) is two pixels (2 px) to high.
This is because of the tabs.
We use the unified window style where the titlebar bleeds into the window content, but then we draw our own border below the system’s title bar (except for the active tab, when the window is showing one).