Operator buttons execute an Operator
which in summary execute an action when clicked with LMB.
Operator buttons may be an icon, text, or text with an icon.
Checkboxes & Toggle Buttons
Checkboxes and Toggle buttons.
These controls are used to activate or deactivate options.
Use LMB to change their state. A tick is shown on checkboxes when
the option is activated. Active status on toggle buttons is indicated
either by color on the icon background, or a change in icon graphics.
Dragging
To change many values at once on or off, you can press down
LMB and drag over multiple buttons.
This works for checkboxes, toggles and to select a radio button value.
Radio Buttons
Radio buttons.
Radio buttons are used to choose one option from a selection of options.
The active button is indicated by a colored background.
Cycling
Use Ctrl-Wheel while hovering the mouse over radio
buttons to cycle between the options.
Direction Buttons
Direction buttons.
Clicking with LMB in the sphere and dragging the mouse cursor
lets the user change the direction by rotating the sphere.
Shortcuts
LMB (drag) rotates the direction.
Ctrl (while dragging) snaps to vertical & diagonal directions.