Prevent accidentally closing page while editing.

zabbarob / studip-RichTextPlugin

Adds a WYSIWYG editor to the Stud.IP course management system (see http://studip.de/).

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Prevent accidentally closing page while editing. #20

Open zabbarob opened 11 years ago

zabbarob commented 11 years ago

Pressing the browsers forward or backward buttons as well as clicking on a link or entering a URL in the browsers address bar leads to the loss of all edits without option of recovery.

The plugin should warn about leaving the site while editing and provide the user with a cancelling option.