Gantt is an UI component add-on for Vaadin 8.

You can read more about Gantt charts in general from here: http://en.wikipedia.org/wiki/Gantt_chart.

Download latest release jar from http://vaadin.com/directory#addon/gantt

Please use version 0.9.5 with Vaadin Framework 7.

List of features that are supported:

• Server side API allows to modify timeline options and step options like start/end date, caption, color and adding/removing steps
• adjustable timeline range
• timeline supports Hour, Day and Week resolutions
• modify step's start date and end date by dragging and moving the step (move and resize events)
• reorder steps by drag and dropping
• scrolling enabled horizontally and vertically for a large chart content
• scales the small timeline and content width up to fit in the space available
• Vaadin Table or Grid can be used as a row header, vertical scrolling is mirrored to the table/grid and vice versa
• background grid
• dynamically modifiable predecessor relations between steps
• sub-steps
• tooltips for steps
• touch support
• supports Valo theme
• current time indicator

Technical details:

• server side class name is Gantt, it extends AbstractComponent
• client side connector class name is GanttConnector
• client side widgets (pure GWT) are
  • GanttWidget: main widget that GanttConnector uses, extends ComplexPanel
  • TimelineWidget: standalone widget representing timeline.
  • AbstractStepWidget: extends ComplexPanel
    • StepWidget
    • SubStepWidget
  • SvgArrowWidget

Tested to work with following browsers:

• IE 11
• Edge
• Firefox
• Chrome
• Safari

Online demo available @ http://tomivirtanen.app.fi/gantt-demo/

Code can be found under /gantt-demo folder.

• git clone
• mvn clean install
• cd gantt-demo
• mvn jetty:run

To see the demo, navigate to http://localhost:8080/gantt-demo

Add-on is distributed under Apache License 2.0. For license terms, see LICENSE.txt.

Gantt is written by Tomi Virtanen