private void TabMouseDown(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left && ShowCloseButton != CloseState.None && !HideCloseButtonIndex.Any(k => k == SelectedIndex))//是鼠标右击，并且是显示关闭按钮
{
//计算关闭区域
Rectangle tabRect = this.GetTabRect(this.SelectedIndex);
//如果鼠标在区域内就关闭选项卡
if (e.X >= (tabRect.Right - CLOSE_IMAGE_WIDTH - 1) && e.X < tabRect.Right && e.Y >= tabRect.Y && e.Y <= tabRect.Y + CLOSE_IMAGE_WIDTH)
{
CloseButtonClickEvent?.Invoke(this, e);
//Console.WriteLine($"点击关闭按钮事件，当前坐标为{e.X},{e.Y}，点击关闭的选项卡Index为【{this.SelectedIndex}】");
}
}
}
private void OnCloseButtonClickHandler()
{
CloseButtonClickEvent?.Invoke();
}
private void BtnClose_Click(object sender, RoutedEventArgs e)
{
CloseButtonClickEvent.BeginInvoke(BtnClose, null, null, null);
}
private void ContentDialog_SecondaryButtonClick(ContentDialog sender, ContentDialogButtonClickEventArgs args)
{
CloseButtonClickEvent?.Invoke(sender, args);
}
