/// <summary>
/// Updates the <see cref="CommentControl"/> content visibility.
/// </summary>
/// <param name="value">Indicates whether the <see cref="CommentControl"/> content is visible.</param>
private void UpdateCommentControlContentVisibility(bool value)
{
if (value)
{
CommentControl.UpdateUI();
CommentControl.SetSize();
}
else
{
CommentControl.BackColor = TransformBackgroundColor;
}
try
{
foreach (Control control in CommentControl.Controls)
{
control.Visible = value;
}
}
catch (System.ComponentModel.Win32Exception ex)
{
if (!_hasVisibilityUpdatingError)
{
// WinForms generates Win32Exception if 15 or more FlowLayoutPanel are nested
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
_hasVisibilityUpdatingError = true;
}
}
CommentControl.Update();
}
/// <summary>
/// Adds the comment control for specified commment.
/// </summary>
/// <param name="comment">The comment.</param>
private void AddCommentControl(Comment comment)
{
if (comment == null)
{
throw new ArgumentNullException();
}
CommentControl control = new CommentControl();
control.Comment = comment;
control.AutoHeight = true;
control.CanClose = false;
control.CanExpand = true;
SetCommentControlSize(control);
control.IsCommentSelectedChanged += CommentControl_IsCommentSelectedChanged;
commentsLayoutPanel.Controls.Add(control);
}
/// <summary>
/// Initializes a new instance of the <see cref="CommentControlTransformer"/> class.
/// </summary>
/// <param name="commentControl">The comment control.</param>
/// <exception cref="System.ArgumentNullException">Thrown if <i>commentControl</i> is <b>null</b>.</exception>
/// <exception cref="System.InvalidOperationException">Thrown if image viewer is not found.</exception>
public CommentControlTransformer(CommentControl commentControl)
{
if (commentControl == null)
{
throw new ArgumentNullException();
}
_commentControl = commentControl;
_imageViewer = GetImageViewer(commentControl);
if (_imageViewer == null)
{
throw new InvalidOperationException("The image viewer is not found.");
}
SizeChangeMargin = 6;
LocationChangeTopMargin = Math.Max(1, commentControl.TopPanelSize.Height);
SubscribeToControlEvents(commentControl);
ShowMoveCursor = false;
}