Sent when the user has started resizing a viewer window when dragging the viewer frame.
This event is sent when the user has ended resizing a viewer window when dragging the viewer frame.
This event is sent whenever a viewer window is being resized, maximized or minimized.
Sent when the viewport layout has been changed.
Sent when the viewer color scheme has changed. The color scheme can be changed in the Display options.
Sent when a viewport has been selected. Viewports can be selected by holding Space and pressing the N key.