private void OnNewSelection(object sender, EventArgs e)
{
if (base.DesignMode)
{
ISelectionService selectionService = ActiveXHelper.GetSelectionService(this);
if (selectionService != null)
{
if (!selectionService.GetComponentSelected(this))
{
if (this.activeXEditMode != ActiveXHelper.ActiveXEditMode.None)
{
this.GetParentContainer().OnExitEditMode(this);
this.SetEditMode(ActiveXHelper.ActiveXEditMode.None);
}
this.SetSelectionStyle(ActiveXHelper.SelectionStyle.Selected);
this.RemoveSelectionHandler();
}
else
{
PropertyDescriptor propertyDescriptor = TypeDescriptor.GetProperties(this)["SelectionStyle"];
if ((propertyDescriptor != null) && (propertyDescriptor.PropertyType == typeof(int)))
{
int selectionStyle = (int)propertyDescriptor.GetValue(this);
if (((ActiveXHelper.SelectionStyle)selectionStyle) != this.selectionStyle)
{
propertyDescriptor.SetValue(this, this.selectionStyle);
}
}
}
}
}
}
private void AddSelectionHandler()
{
if (!this.GetActiveXHostState(ActiveXHelper.AddedSelectionHandler))
{
this.SetActiveXHostState(ActiveXHelper.AddedSelectionHandler, true);
ISelectionService selectionService = ActiveXHelper.GetSelectionService(this);
if (selectionService != null)
{
selectionService.SelectionChanging += this.SelectionChangeHandler;
}
}
}
private bool RemoveSelectionHandler()
{
bool addedSelectionHandler = this.GetActiveXHostState(ActiveXHelper.AddedSelectionHandler);
if (addedSelectionHandler)
{
this.SetActiveXHostState(ActiveXHelper.AddedSelectionHandler, false);
ISelectionService selectionService = ActiveXHelper.GetSelectionService(this);
if (selectionService != null)
{
selectionService.SelectionChanging -= this.SelectionChangeHandler;
}
}
return(addedSelectionHandler);
}
private void SetSelectionStyle(ActiveXHelper.SelectionStyle selectionStyle)
{
if (base.DesignMode)
{
ISelectionService selectionService = ActiveXHelper.GetSelectionService(this);
this.selectionStyle = selectionStyle;
if ((selectionService != null) && selectionService.GetComponentSelected(this))
{
PropertyDescriptor propertyDescriptor = TypeDescriptor.GetProperties(this)["SelectionStyle"];
if ((propertyDescriptor != null) && (propertyDescriptor.PropertyType == typeof(int)))
{
propertyDescriptor.SetValue(this, (int)selectionStyle);
}
}
}
}
