WebKit2.EDITING_COMMAND_CUT

The cut clipboard command. Copies the current selection inside a WebKit2.WebView to the clipboard and deletes the selected content. You can check whether it's possible to execute the command with WebKit2.WebView.prototype.can_execute_editing_command. In general it's possible to cut to the clipboard when the WebKit2.WebView content is editable and there is an active selection.