A timeline viewer programmed with Python, using tkinter
Home > Timeline viewer help > The footer toolbar
Go one page backShift the timeline to go about one screen width back in time. Same as the “back” mouse button (Windows).
Scroll backShift the timeline to go 1/5 screen width back in time. You can move it more precisely with the mouse wheel.
Go to the first eventShift the timeline so that the earliest event is positioned near the left edge of the window.
Go to the last eventShift the timeline so that the latest event is positioned near the right edge of the window.
Scroll forwardShift the timeline to go 1/5 screen width forward in time. You can move it more precisely with the mouse wheel.
Go one page forwardShift the timeline to go about one screen width forward in time. Same as the “forward” mouse button (Windows).
Reduce the time scaleReduce the time scale in major steps. Fine scaling is meant to be done with the mouse wheel.
Fit to windowThis sets the scale and moves the timeline, so that all events with valid or substituted date/time information fit into the window.
Increase the time scaleIncrease the time scale in major steps. Fine scaling is meant to be done with the mouse wheel.
Undo the last changeThis restores date/time/duration before the last mouse operation on an event.