/// <summary>
/// Update the free/busy object with the dialog control values
/// </summary>
/// <param name="fb">The free/busy object in which the settings are updated</param>
public void GetValues(VFreeBusy fb)
{
// The unique ID is not changed
fb.Organizer.Value = txtOrganizer.Text;
fb.Contact.Value = txtContact.Text;
// We'll use the TimeZoneDateTime property on all date/time values so that they are set literally
// rather than being converted to the time zone as would happen with the DateTimeValue property.
if (!dtpStartDate.Checked)
{
fb.StartDateTime.TimeZoneDateTime = DateTime.MinValue;
}
else
{
fb.StartDateTime.TimeZoneDateTime = dtpStartDate.Value;
fb.StartDateTime.ValueLocation = ValLocValue.DateTime;
}
if (!dtpEndDate.Checked)
{
fb.EndDateTime.TimeZoneDateTime = DateTime.MinValue;
}
else
{
fb.EndDateTime.TimeZoneDateTime = dtpEndDate.Value;
fb.StartDateTime.ValueLocation = ValLocValue.DateTime;
}
fb.Duration.DurationValue = new Duration(txtDuration.Text);
fb.Url.Value = txtUrl.Text;
fb.Comment.Value = txtComments.Text;
// For the collections, we'll clear the existing items and copy the modified items from the browse
// control binding sources.
fb.Attendees.Clear();
fb.Attendees.CloneRange((AttendeePropertyCollection)ucAttendees.BindingSource.DataSource);
fb.FreeBusy.Clear();
fb.FreeBusy.CloneRange((FreeBusyPropertyCollection)ucFreeBusy.BindingSource.DataSource);
fb.RequestStatuses.Clear();
fb.RequestStatuses.CloneRange((RequestStatusPropertyCollection)ucRequestStatus.BindingSource.DataSource);
// Set the time zone in the object after getting all the data. The "Set" method will not modify the
// date/times like the "Apply" method does.
if (cboTimeZone.Enabled && cboTimeZone.SelectedIndex != 0)
{
fb.SetTimeZone(VCalendar.TimeZones[cboTimeZone.SelectedIndex - 1]);
}
else
{
fb.SetTimeZone(null);
}
}
/// <summary>
/// This is an example of how you can sort calendar object collections
/// </summary>
/// <param name="x">The first calendar object</param>
/// <param name="y">The second calendar object</param>
/// <remarks>Due to the variety of properties in a calendar object, sorting is left up to the developer
/// utilizing a comparison delegate. This example sorts the collection by the start date/time property
/// and, if they are equal, the summary description. This is used to handle all of the collection
/// types.</remarks>
private static int CalendarSorter(CalendarObject x, CalendarObject y)
{
DateTime d1, d2;
string summary1, summary2;
if (x is VEvent)
{
VEvent e1 = (VEvent)x, e2 = (VEvent)y;
d1 = e1.StartDateTime.TimeZoneDateTime;
d2 = e2.StartDateTime.TimeZoneDateTime;
summary1 = e1.Summary.Value;
summary2 = e2.Summary.Value;
}
else
if (x is VToDo)
{
VToDo t1 = (VToDo)x, t2 = (VToDo)y;
d1 = t1.StartDateTime.TimeZoneDateTime;
d2 = t2.StartDateTime.TimeZoneDateTime;
summary1 = t1.Summary.Value;
summary2 = t2.Summary.Value;
}
else
if (x is VJournal)
{
VJournal j1 = (VJournal)x, j2 = (VJournal)y;
d1 = j1.StartDateTime.TimeZoneDateTime;
d2 = j2.StartDateTime.TimeZoneDateTime;
summary1 = j1.Summary.Value;
summary2 = j2.Summary.Value;
}
else
{
VFreeBusy f1 = (VFreeBusy)x, f2 = (VFreeBusy)y;
d1 = f1.StartDateTime.TimeZoneDateTime;
d2 = f2.StartDateTime.TimeZoneDateTime;
summary1 = f1.Organizer.Value;
summary2 = f2.Organizer.Value;
}
if (d1.CompareTo(d2) == 0)
{
if (summary1 == null)
{
summary1 = String.Empty;
}
if (summary2 == null)
{
summary2 = String.Empty;
}
// For descending order, change this to compare summary 2 to summary 1 instead
return(String.Compare(summary1, summary2, StringComparison.CurrentCulture));
}
// For descending order, change this to compare date 2 to date 1 instead
return(d1.CompareTo(d2));
}
//=====================================================================
/// <summary>
/// Initialize the dialog controls using the specified VFreeBusy object
/// </summary>
/// <param name="fb">The free/busy object from which to get the settings</param>
public void SetValues(VFreeBusy fb)
{
string timeZoneId = fb.StartDateTime.TimeZoneId;
txtUniqueId.Text = fb.UniqueId.Value;
txtOrganizer.Text = fb.Organizer.Value;
txtContact.Text = fb.Contact.Value;
if (fb.StartDateTime.TimeZoneDateTime == DateTime.MinValue)
{
dtpStartDate.Checked = false;
}
else
{
dtpStartDate.Value = fb.StartDateTime.TimeZoneDateTime;
dtpStartDate.Checked = true;
}
if (fb.EndDateTime.TimeZoneDateTime == DateTime.MinValue)
{
dtpEndDate.Checked = false;
}
else
{
dtpEndDate.Value = fb.EndDateTime.TimeZoneDateTime;
dtpEndDate.Checked = true;
}
if (fb.Duration.DurationValue != Duration.Zero)
{
txtDuration.Text = fb.Duration.DurationValue.ToString(Duration.MaxUnit.Weeks);
}
txtUrl.Text = fb.Url.Value;
txtComments.Text = fb.Comment.Value;
// We could bind directly to the existing collections but that would modify them. To preserve the
// original items, we'll pass a copy of the collections instead.
ucAttendees.BindingSource.DataSource = new AttendeePropertyCollection().CloneRange(fb.Attendees);
ucFreeBusy.BindingSource.DataSource = new FreeBusyPropertyCollection().CloneRange(fb.FreeBusy);
ucRequestStatus.BindingSource.DataSource = new RequestStatusPropertyCollection().CloneRange(fb.RequestStatuses);
// We use the start date's time zone ID for the combo box. It should represent the time zone used
// throughout the component.
if (timeZoneId == null)
{
cboTimeZone.SelectedIndex = timeZoneIdx = 0;
}
else
{
timeZoneIdx = cboTimeZone.Items.IndexOf(timeZoneId);
if (timeZoneIdx != -1)
{
cboTimeZone.SelectedIndex = timeZoneIdx;
}
else
{
cboTimeZone.SelectedIndex = timeZoneIdx = 0;
}
}
}
/// <summary>
/// Add a calendar item
/// </summary>
/// <param name="sender">The sender of the event</param>
/// <param name="e">The event arguments</param>
private void btnAdd_Click(object sender, EventArgs e)
{
switch (cboComponents.SelectedIndex)
{
case 0:
using (CalendarObjectDlg dlg = new CalendarObjectDlg())
{
VEvent evt = new VEvent();
evt.UniqueId.AssignNewId(true);
evt.DateCreated.TimeZoneDateTime = DateTime.Now;
evt.LastModified.TimeZoneDateTime = evt.DateCreated.TimeZoneDateTime;
dlg.SetValues(evt);
if (dlg.ShowDialog() == DialogResult.OK)
{
dlg.GetValues(evt);
// Create a unique ID for the new item
evt.UniqueId.AssignNewId(true);
vCal.Events.Add(evt);
}
}
break;
case 1:
using (CalendarObjectDlg dlg = new CalendarObjectDlg())
{
VToDo td = new VToDo();
td.DateCreated.TimeZoneDateTime = DateTime.Now;
td.LastModified.TimeZoneDateTime = td.DateCreated.TimeZoneDateTime;
dlg.SetValues(td);
if (dlg.ShowDialog() == DialogResult.OK)
{
dlg.GetValues(td);
// Create a unique ID for the new item
td.UniqueId.AssignNewId(true);
vCal.ToDos.Add(td);
}
}
break;
case 2:
using (CalendarObjectDlg dlg = new CalendarObjectDlg())
{
VJournal j = new VJournal();
j.DateCreated.TimeZoneDateTime = DateTime.Now;
j.LastModified.TimeZoneDateTime = j.DateCreated.TimeZoneDateTime;
dlg.SetValues(j);
if (dlg.ShowDialog() == DialogResult.OK)
{
dlg.GetValues(j);
// Create a unique ID for the new item
j.UniqueId.AssignNewId(true);
vCal.Journals.Add(j);
}
}
break;
case 3:
using (VFreeBusyDlg dlg = new VFreeBusyDlg())
{
if (dlg.ShowDialog() == DialogResult.OK)
{
VFreeBusy fb = new VFreeBusy();
dlg.GetValues(fb);
// Create a unique ID for the new item
fb.UniqueId.AssignNewId(true);
vCal.FreeBusys.Add(fb);
}
}
break;
}
}
/// <summary>
/// Save changes and return to the calendar browser
/// </summary>
/// <param name="sender">The sender of the event</param>
/// <param name="e">The event arguments</param>
protected void btnSave_Click(object sender, EventArgs e)
{
DateTime startDate = DateTime.MinValue, endDate = DateTime.MinValue;
Duration dur = Duration.Zero;
if (!Page.IsValid)
{
return;
}
lblMsg.Text = null;
// Perform some edits
if (txtStartDate.Text.Trim().Length != 0 && !DateTime.TryParse(txtStartDate.Text,
CultureInfo.CurrentCulture, DateTimeStyles.None, out startDate))
{
lblMsg.Text = "Invalid start date format<br>";
}
if (txtEndDate.Text.Trim().Length != 0 && !DateTime.TryParse(txtEndDate.Text,
CultureInfo.CurrentCulture, DateTimeStyles.None, out endDate))
{
lblMsg.Text += "Invalid end date format<br>";
}
if (txtDuration.Text.Trim().Length != 0 && !Duration.TryParse(txtDuration.Text, out dur))
{
lblMsg.Text += "Invalid duration format<br>";
}
if (startDate != DateTime.MinValue && endDate != DateTime.MinValue && startDate > endDate)
{
lblMsg.Text += "Start date must be less than or equal to end date<br>";
}
if (!String.IsNullOrWhiteSpace(lblMsg.Text))
{
return;
}
VCalendar cal = (VCalendar)Session["VCalendar"];
// Not very friendly, but it's just a demo
if (cal == null)
{
Response.Redirect("CalendarBrowser.aspx");
return;
}
VFreeBusy fb = cal.FreeBusys[(int)this.ViewState["FreeBusyIndex"]];
// The unique ID is not changed
fb.Organizer.Value = txtOrganizer.Text;
fb.Contact.Value = txtContact.Text;
// We'll use the TimeZoneDateTime property on all date/time values so that they are set literally
// rather than being converted to the time zone as would happen with the DateTimeValue property.
fb.StartDateTime.TimeZoneDateTime = startDate;
fb.StartDateTime.ValueLocation = ValLocValue.DateTime;
fb.EndDateTime.TimeZoneDateTime = endDate;
fb.StartDateTime.ValueLocation = ValLocValue.DateTime;
fb.Duration.DurationValue = dur;
fb.Url.Value = txtUrl.Text;
fb.Comment.Value = txtComments.Text;
Response.Redirect("CalendarBrowser.aspx");
}
