Controls :: View mode :: Mouse

Shortcut	Action	Description
Wheel down	Next picture	Advances to the next picture.
Wheel up	Previous picture	Reverts to the previous picture.
Middle button click, Wheel click	Toggle fullscreen / window mode	Switches between fullscreen and window mode.
Right button click	Context menu	Invokes context menu.
Ctrl+Right button click	Shell context menu	Invokes shell context menu (Explorer menu) for the picture file currently being displayed.
Ctrl+Wheel up	Zoom in	Zooms picture in by the value defined in the view mode settings.
Ctrl+Wheel down	Zoom out	Zooms picture out by the value defined in the view mode settings.
Dragging with the left button pressed	Scroll picture	Scrolls picture in the given direction (in the case it doesn't fit the window).