Could you add such a feature? So that when playing in windowed mode, the mouse would be locked within the window and wouldn't go beyond its borders, making it easier to move the map, and it would only go beyond the window's borders when you press a specific function key... like in virtual machines.
"more options" in the launcher
ClipCursor
0 - no effect
1 - game window clips the cursor when [CTRL] is pressed
2 - [CTRL]+[TAB]: game window clips/releases the cursor;