/// <summary>
/// Returns copy of the item.
///
/// This routine is called to propagate the item
/// within each view (both in the same view as well as
/// across multiple views in multi-user displays)
/// </summary>
public override BaseItem Copy()
{
GlossyCustomItem objCopy = new GlossyCustomItem();
CopyToItem(objCopy);
return(objCopy);
}
/// <summary>
/// Handles CheckBox CheckChange events for non-base items
///
/// This routine handles item CheckBox.Checked changes. This routine
/// then propagates the change to the BaseCalendarItem. All
/// associated items should have hooked onto the BaseCalendarItem so
/// that they will be notified of the change (via BaseCheckedChanged).
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void CheckedChanged(object sender, CheckBoxChangeEventArgs e)
{
GlossyCustomItem myView = (GlossyCustomItem)BaseCalendarItem;
// Propagate the change
if (myView != null)
{
myView.CheckBox.Checked = _CheckBox.Checked;
}
}
/// <summary>
/// Handles CheckBox CheckChange events for base items
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void BaseCheckedChanged(object sender, CheckBoxChangeEventArgs e)
{
GlossyCustomItem myView = (GlossyCustomItem)BaseCalendarItem;
if (myView != null)
{
// Update our state and refresh our control
_CheckBox.Checked = myView.CheckBox.Checked;
Refresh();
}
}
/// <summary>
/// Copies the CustomCalendarItem specific properties
/// to new instance of the item
/// </summary>
/// <param name="copy">New CustomCalendarItem instance</param>
protected override void CopyToItem(BaseItem copy)
{
GlossyCustomItem objCopy = copy as GlossyCustomItem;
if (objCopy != null)
{
objCopy.HookEvents(false);
objCopy.SubItems.Clear();
base.CopyToItem(objCopy);
objCopy._CheckBox = (CheckBoxItem)objCopy.SubItems[0];
objCopy.HookEvents(true);
objCopy.CheckBox.Checked = _CheckBox.Checked;
}
}
/// <summary>
/// Hooks or unhooks our BaseCalendarItem events
/// </summary>
/// <param name="hook">true to hook, false to unhook</param>
private void HookBaseEvents(bool hook)
{
GlossyCustomItem gci = BaseCalendarItem as GlossyCustomItem;
if (gci != null)
{
// Hook onto all base events that we are interested in
// propagating back through the BaseCalendarItem to other
// like items
if (hook == true)
{
gci.CheckBox.CheckedChanged += BaseCheckedChanged;
}
else
{
gci.CheckBox.CheckedChanged -= BaseCheckedChanged;
}
}
}