Appends a toggleButton with the given image to this toolbar,
assigning it the given tool hint message and having it
call the given commandHandler with the given commands when
the button is toggled on and off by the user.
Appends a pushButton with the given image to this toolbar,
assigning it the given tool hint message and having it
call the given commandHandler with the given command when
the button is pressed by the user.
Appends the given widget to this toolbar, assigning it
the given tool hint message and having it call the
given commandHandler with the given command when the
button is pressed by the user.
Automatically pan (scroll horizontally and vertically)
this editor if the given vector, applied to the given
bounds, would extend outside the viewable world bounds
or the universe bounds.