Google Calendar Delphi Component is a non-visual component that allows to work with Google Calendar using Delphi. The component supports Delphi 7 and higher versions and works directly with Google using most current Google API v3. Official API use guarantees maximum compatibility and fewest possible modifications to future versions.

Features

• Create and edit calendars (all properties supported, including colors, sharing, time zones and location)
• Create and edit events (all properties supported, including colors, reminders, recurring and all day events)
• Extensive calendars sharing support: adding users, setting access rights
• Incremental synchronization support
• Add Google Drive attachments to events
• Full OAuth 2.0 authentication support (including two-step verification)
• Access to JSON code for each object with possibility to read and modify any fields for an object
• Unicode support for all text fields
• Batch storing of changes
• HTTP, SSL, SOCKS4, SOCKS5 proxy servers support

Examples

Connecting to Google Calendar and showing list of calendars in listbox.

GCalendars := TGCalendars.Create;
GCalendars.LoadCalendars;
for I := 0 to GCalendars.CalendarCount - 1 do
  ListBox1.Items.Add(GCalendars.Calendars[I].Name);
GCalendars.Free;

Adding a new event starting April, 20, 2013 at 10:00, ending at 10:30 with a title "Meeting John".

with GCalendars[0].NewEvent do
begin
  StartTime := EncodeDate(2013, 4, 20) + EncodeTime(10, 0, 0, 0);
  EndTime := EncodeDate(2013, 4, 20) + EncodeTime(10, 30, 0, 0);
  Title := 'Meeting John';
  Store;
end;

Deleting event with index number 5.

GCalendars[0].DeleteEvent(5);

Compiled Demo Screenshots

Click on the screenshot to view a larger image.