Durée des tâches en heures et pas en jours

[DmitryBarashev]

Answering to the question: no. This is in the FAQ:

READ ME FIRST. FAQ and Search

You’re welcome to ask any questions about GanttProject here, but we strongly recommend to read the FAQ and search before asking. This may really help you to get the answer faster. Search To search this site, click search icon in the top-right corner or type search keywords on the search page. Many questions were asked in the issue tracker. You can use our Google Custom Search to search all relevant pages. Frequently Asked Questions Is it possible to use hours as task duration? No. In Gantt…