/// <summary>
/// Set the STNode node that needs to be displayed
/// </summary>
/// <param name="node">target node</param>
public void SetNode(STNode node)
{
if (node == this._STNode)
{
return;
}
m_nInfoOffsetY = m_nPropertyOffsetY = 0;
m_nInfoVHeight = m_nPropertyVHeight = 0;
m_rect_link = m_rect_help = Rectangle.Empty;
m_str_desc = m_str_err = null;
this._STNode = node;
if (node != null)
{
m_type = node.GetType();
m_lst_item = this.GetProperties(node);
m_node_attribute = this.GetNodeAttribute(node);
this.SetItemRectangle();
m_b_current_draw_info = m_lst_item.Count == 0 || this._InfoFirstOnDraw;
if (this._AutoColor)
{
this._ItemSelectedColor = this._STNode.TitleColor;
}
}
else
{
m_type = null;
m_lst_item.Clear();
m_node_attribute = null;
}
this.Invalidate();
}
/// <summary>
/// Execute the helper function for the corresponding node type
/// </summary>
/// <param name="stNodeType">Node Type</param>
public static void ShowHelp(Type stNodeType)
{
var mi = STNodeAttribute.GetHelpMethod(stNodeType);
if (mi == null)
{
return;
}
mi.Invoke(null, new object[] { stNodeType.Module.FullyQualifiedName });
}
/// <summary>
/// Occurs when the mouse is clicked in the info panel
/// </summary>
/// <param name="e">Mouse event parameters</param>
protected virtual void OnProcessInfoMouseDown(MouseEventArgs e)
{
try {
if (m_rect_link.Contains(e.Location))
{
System.Diagnostics.Process.Start(m_node_attribute.Link);
}
else if (m_rect_help.Contains(e.Location))
{
STNodeAttribute.ShowHelp(m_type);
}
} catch (Exception ex) {
this.SetErrorMessage(ex.Message);
}
}
/// <summary>
/// Occurs when drawing node information
/// </summary>
/// <param name="dt">Drawing tool</param>
protected virtual void OnDrawInfo(DrawingTools dt)
{
if (m_node_attribute == null)
{
return;
}
var attr = m_node_attribute;
Graphics g = dt.Graphics;
Color clr_r = Color.FromArgb(this.ForeColor.A / 2, this.ForeColor);
m_sf.Alignment = StringAlignment.Near;
Rectangle rect = new Rectangle(0, this._ShowTitle ? m_nTitleHeight : 0, this.Width, m_item_height);
Rectangle rect_l = new Rectangle(2, rect.Top, m_nInfoLeft - 2, m_item_height);
Rectangle rect_r = new Rectangle(m_nInfoLeft, rect.Top, this.Width - m_nInfoLeft, m_item_height);
m_brush.Color = m_clr_item_2;
g.FillRectangle(m_brush, rect);
m_brush.Color = this.ForeColor;
m_sf.FormatFlags = StringFormatFlags.NoWrap;
m_sf.Alignment = StringAlignment.Near;
g.DrawString(m_KeysString[0], this.Font, m_brush, rect_l, m_sf); //author
m_brush.Color = clr_r;
g.DrawString(attr.Author, this.Font, m_brush, rect_r, m_sf);
rect.Y += m_item_height; rect_l.Y += m_item_height; rect_r.Y += m_item_height;
m_brush.Color = m_clr_item_1;
g.FillRectangle(m_brush, rect);
m_brush.Color = this.ForeColor;
g.DrawString(m_KeysString[1], this.Font, m_brush, rect_l, m_sf); //mail
m_brush.Color = clr_r;
g.DrawString(attr.Mail, this.Font, m_brush, rect_r, m_sf);
rect.Y += m_item_height; rect_l.Y += m_item_height; rect_r.Y += m_item_height;
m_brush.Color = m_clr_item_2;
g.FillRectangle(m_brush, rect);
m_brush.Color = this.ForeColor;
g.DrawString(m_KeysString[2], this.Font, m_brush, rect_l, m_sf); //link_key
m_brush.Color = clr_r;
g.DrawString(attr.Link, this.Font, Brushes.CornflowerBlue, rect_r, m_sf); //link
if (!string.IsNullOrEmpty(attr.Link))
{
m_rect_link = rect_r;
}
//fill left
m_brush.Color = Color.FromArgb(40, 125, 125, 125);
g.FillRectangle(m_brush, 0, this._ShowTitle ? m_nTitleHeight : 0, m_nInfoLeft - 1, m_item_height * 3);
rect.X = 5; rect.Y += m_item_height;
rect.Width = this.Width - 10;
if (!string.IsNullOrEmpty(m_node_attribute.Description))
{
float h = g.MeasureString(m_node_attribute.Description, this.Font, rect.Width).Height;
rect.Height = (int)Math.Ceiling(h / m_item_height) * m_item_height;
m_brush.Color = clr_r;
m_sf.FormatFlags = 0;
g.DrawString(m_node_attribute.Description, this.Font, m_brush, rect, m_sf);
}
m_nInfoVHeight = rect.Bottom;
bool bHasHelp = STNodeAttribute.GetHelpMethod(m_type) != null;
rect.X = 5; rect.Y += rect.Height;
rect.Height = m_item_height;
m_sf.Alignment = StringAlignment.Center;
m_brush.Color = Color.FromArgb(125, 125, 125, 125);
g.FillRectangle(m_brush, rect);
if (bHasHelp)
{
m_brush.Color = Color.CornflowerBlue;
}
g.DrawString(m_KeysString[3], this.Font, m_brush, rect, m_sf);
if (bHasHelp)
{
m_rect_help = rect;
}
else
{
int w = (int)g.MeasureString(m_KeysString[3], this.Font).Width + 1;
int x = rect.X + (rect.Width - w) / 2, y = rect.Y + rect.Height / 2;
m_pen.Color = m_brush.Color;
g.DrawLine(m_pen, x, y, x + w, y);
}
m_nInfoVHeight = rect.Bottom;
}