protected virtual void OnWatermarkChanged(ExpandoEventArgs e)
{
if (WatermarkChanged != null)
{
WatermarkChanged(this, e);
}
}
protected virtual void OnStateChanged(ExpandoEventArgs e)
{
if (StateChanged != null)
{
StateChanged(this, e);
}
}
protected virtual void OnTitleImageChanged(ExpandoEventArgs e)
{
if (TitleImageChanged != null)
{
TitleImageChanged(this, e);
}
}
protected virtual void OnSpecialGroupChanged(ExpandoEventArgs e)
{
if (SpecialGroupChanged != null)
{
SpecialGroupChanged(this, e);
}
}
/// <summary>
/// Event handler for the Expando StateChanged event
/// </summary>
/// <param name="sender">The object that fired the event</param>
/// <param name="e">An ExpandoEventArgs that contains the event data</param>
private void expando_StateChanged(object sender, ExpandoEventArgs e)
{
this.OnExpandoStateChanged(e);
}
/// <summary>
/// Occurs when the value of an Expandos Collapsed property changes
/// </summary>
/// <param name="e">An ExpandoEventArgs that contains the event data</param>
protected virtual void OnExpandoStateChanged(ExpandoEventArgs e)
{
this.DoLayout(true);
}
/// <summary>
/// Raises the ExpandoRemoved event
/// </summary>
/// <param name="e">An ExpandoEventArgs that contains the event data</param>
protected virtual void OnExpandoRemoved(ExpandoEventArgs e)
{
// remove the control from the ControlCollection if it hasn't already
if (this.Controls.Contains(e.Expando))
{
this.Controls.Remove(e.Expando);
}
// remove the StateChanged listener
e.Expando.StateChanged -= new ExpandoEventHandler(this.expando_StateChanged);
// update the layout of the controls
this.DoLayout();
//
if (ExpandoRemoved != null)
{
ExpandoRemoved(this, e);
}
}
/// <summary>
/// Raises the ExpandoAdded event
/// </summary>
/// <param name="e">An ExpandoEventArgs that contains the event data</param>
protected virtual void OnExpandoAdded(ExpandoEventArgs e)
{
// add the expando to the ControlCollection if it hasn't already
if (!this.Controls.Contains(e.Expando))
{
this.Controls.Add(e.Expando);
}
// set anchor styles
e.Expando.Anchor = (AnchorStyles.Left | AnchorStyles.Top | AnchorStyles.Right);
// tell the Expando who's its daddy...
e.Expando.TaskPane = this;
e.Expando.SystemSettings = this.systemSettings;
// listen for collapse/expand events
e.Expando.StateChanged += new ExpandoEventHandler(this.expando_StateChanged);
// update the layout of the controls
this.DoLayout();
//
if (ExpandoAdded != null)
{
ExpandoAdded(this, e);
}
}
