When viewing a picture, you can hit the following keys to move to the previous/next picture:
- space
- backspace
- cursor left
- cursor right
The properties dialog can be opened by hitting e and closed using Alt+a.
The "Add keywords.." dialog can be opened by hitting k.
The selection of the picture currently being shown can be toggled by hitting t.
The verbosity of the comment can be toggled by hitting v.
Clicking the right mouse button brings up the context menu as usual. For the left mouse button the picture is divided into four areas:
- top left: toggle comment
- top right: return to group
- bottom left: previous picture
- bottom right: next picture