internal void UpdateCloseButton(TabStripPanel owner)
{
if (!this.showCloseButton)
{
this.closeButton.Visibility = ElementVisibility.Collapsed;
return;
}
this.closeButton.AngleTransform = 360F - this.AngleTransform;
this.closeButton.Visibility = ElementVisibility.Visible;
if (owner == null)
{
return;
}
int offset = this.CloseButtonOffset;
if (this.TextOrientation == Orientation.Vertical)
{
this.closeButton.Alignment = ContentAlignment.TopLeft;
}
else
{
this.closeButton.Alignment = ContentAlignment.TopRight;
}
}
public TabPanelCollection(TabStripPanel owner)
{
this.lastAccessedIndex = -1;
if (owner == null)
{
throw new ArgumentNullException(nameof(owner));
}
this.owner = owner;
}
private void OnCloseButtonClick(object sender, EventArgs e)
{
if (this.tabPanel == null)
{
return;
}
TabStripPanel strip = this.tabPanel.Parent as TabStripPanel;
if (strip != null)
{
strip.OnTabCloseButtonClicked(this);
}
}
public ControlCollection(TabStripPanel owner)
: base((Control)owner)
{
this.owner = owner;
}
internal void UpdateTabButtoms(TabStripPanel owner)
{
this.UpdateCloseButton(owner);
this.UpdatePinButton(owner);
}