Action can be canceled.
WebMonthCalendar1.ClientEvents.VisibleMonthChanging = "WebMonthCalendar1_VisibleMonthChanging"
WebMonthCalendar1.ClientEvents.VisibleMonthChanging = "WebMonthCalendar1_VisibleMonthChanging";
// The client event 'VisibleMonthChanging' takes two parameters sender and e // sender is the object which is raising the event // e is theVisibleMonthChangedEventArgs function WebMonthCalendar1_VisibleMonthChanging(sender, e) { //Gets the reference of the WebMonthCalendar var calendar = $find("WebMonthCalendar1"); //Gets the date of the first day of WebMonthCalendar var date = e.get_date(); if (!confirm("Are you sure you want to change the visible month?")) //Cancels the VisibleMonthChanging event e.set_cancel(true); }
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2