ModernWPF.Controls.DialogControlContainer.Show C# (CSharp) Method

        internal void Show(DialogControl dialog)
        {
            if (dialog.Container != null && dialog.Container != this) { throw new ArgumentException("This dialog already has a container.", "dialog"); }

            if (Content == dialog) { return; }

            lock (_openLock)
            {
                if (dialog.Container != null)
                {
                    // already somewhere in this stack
                    _openDialogs.Remove(dialog);
                }
                _openDialogs.Add(dialog);
                ShowMostRecentDialogIfNecessary();
            }
        }

        /// <summary>
        /// Shows the dialog on a <see cref="DialogControlContainer"/>.
        /// </summary>
        /// <param name="container">The container.</param>
        /// <exception cref="System.ArgumentNullException">container</exception>
        public virtual void ShowDialog(DialogControlContainer container)
        {
            if (container == null)
            {
                throw new ArgumentNullException("container");
            }

            container.Show(this);
            _isOpen        = true;
            _diaglogResult = null;
        }