/// <summary>
/// Sets the font of the list view item to the color used to denote
/// an item that links to the user's URL. Currently this color is
/// Blue.
/// </summary>
/// <param name="item"></param>
/// <param name="lvItem"></param>
public void ApplyAction(INewsItem item, ThreadedListViewItem lvItem)
{
if (lvItem != null && item != null)
{
lvItem.Font = FontColorHelper.MergeFontStyles(lvItem.Font, FontColorHelper.HighlightStyle);
lvItem.ForeColor = FontColorHelper.HighlightColor;
}
}
/// <summary>
/// Invalidates the node for UI repainting.
/// </summary>
protected void InvalidateNode()
{
bool yetInvalidated = false;
if (_highlightCount > 0)
{
if (!FontColorHelper.StyleEqual(this.Override.NodeAppearance.FontData, FontColorHelper.HighlightStyle))
{
FontColorHelper.CopyFromFont(this.Override.NodeAppearance.FontData, FontColorHelper.HighlightFont);
yetInvalidated = true;
}
if (this.ForeColor != FontColorHelper.HighlightColor)
{
this.ForeColor = FontColorHelper.HighlightColor;
yetInvalidated = true;
}
}
else if (_unreadCount > 0 || _anyUnread)
{
if (!FontColorHelper.StyleEqual(this.Override.NodeAppearance.FontData, FontColorHelper.UnreadStyle))
{
FontColorHelper.CopyFromFont(this.Override.NodeAppearance.FontData, FontColorHelper.UnreadFont);
yetInvalidated = true;
}
if (this.ForeColor != FontColorHelper.UnreadColor)
{
this.ForeColor = FontColorHelper.UnreadColor;
yetInvalidated = true;
}
}
else
{
if (!FontColorHelper.StyleEqual(this.Override.NodeAppearance.FontData, FontColorHelper.NormalStyle))
{
FontColorHelper.CopyFromFont(this.Override.NodeAppearance.FontData, FontColorHelper.NormalFont);
yetInvalidated = true;
}
if (this.ForeColor != FontColorHelper.NormalColor)
{
this.ForeColor = FontColorHelper.NormalColor;
yetInvalidated = true;
}
}
//check if we have new comments and merge style with that of others if needed
if (this._itemsWithNewCommentsCount > 0 || this._anyNewComments)
{
if (!FontColorHelper.StyleEqual(this.Override.NodeAppearance.FontData, FontColorHelper.NewCommentsStyle))
{
Font font = FontColorHelper.MergeFontStyles(FontColorHelper.CopyToFont(this.Override.NodeAppearance.FontData), FontColorHelper.NewCommentsStyle);
FontColorHelper.CopyFromFont(this.Override.NodeAppearance.FontData, font);
yetInvalidated = true;
}
if (this.ForeColor != FontColorHelper.NewCommentsColor)
{
this.ForeColor = FontColorHelper.NewCommentsColor;
yetInvalidated = true;
}
}
if (!yetInvalidated && this.Control != null)
{
this.Control.Invalidate();
}
}
