/// <summary>
/// Occurs when the mouse leaves the control
/// </summary>
/// <param name="e">Event parameters</param>
protected override void OnMouseLeave(EventArgs e)
{
base.OnMouseLeave(e);
m_b_hover_switch = false;
if (m_item_hover_value != null && !this._ReadOnlyModel)
{
m_item_hover_value.OnMouseLeave(e);
}
m_item_hover = null;
this.Invalidate();
}
/// <summary>
/// Occurs when the mouse is moved in the properties panel
/// </summary>
/// <param name="e">Mouse event parameters</param>
protected virtual void OnProcessPropertyMouseMove(MouseEventArgs e)
{
if (m_item_down_value != null)
{
m_item_down_value.OnMouseMove(e);
return;
}
STNodePropertyDescriptor item = null;
foreach (var v in m_lst_item)
{
if (v.Rectangle.Contains(e.Location))
{
item = v;
break;
}
}
if (item != null)
{
if (item.RectangleR.Contains(e.Location))
{
if (m_item_hover_value != item)
{
if (m_item_hover_value != null)
{
m_item_hover_value.OnMouseLeave(e);
}
m_item_hover_value = item;
m_item_hover_value.OnMouseEnter(e);
}
m_item_hover_value.OnMouseMove(e);
}
else
{
if (m_item_hover_value != null)
{
m_item_hover_value.OnMouseLeave(e);
}
}
}
if (m_item_hover != item)
{
m_item_hover = item;
this.Invalidate();
}
}
/// <summary>
/// Occurs when the mouse is raised over the control
/// </summary>
/// <param name="e">Event parameters</param>
protected override void OnMouseUp(MouseEventArgs e)
{
base.OnMouseUp(e);
m_str_desc = null;
if (m_item_down_value != null && !this._ReadOnlyModel)
{
Point pt = new Point(e.X, e.Y - (int)m_nOffsetY);
MouseEventArgs mea = new MouseEventArgs(e.Button, e.Clicks, pt.X, pt.Y, e.Delta);
m_item_down_value.OnMouseUp(mea);
if (m_pt_down == e.Location && !this._ReadOnlyModel)
{
m_item_down_value.OnMouseClick(mea);
}
}
m_item_down_value = null;
this.Invalidate();
}
private void SetItemRectangle()
{
int nw_p = 0, nw_h = 0;
using (Graphics g = this.CreateGraphics()) {
foreach (var v in m_lst_item)
{
SizeF szf = g.MeasureString(v.Name, this.Font);
if (szf.Width > nw_p)
{
nw_p = (int)Math.Ceiling(szf.Width);
}
}
for (int i = 0; i < m_KeysString.Length - 1; i++)
{
SizeF szf = g.MeasureString(m_KeysString[i], this.Font);
if (szf.Width > nw_h)
{
nw_h = (int)Math.Ceiling(szf.Width);
}
}
nw_p += 5; nw_h += 5;
nw_p = Math.Min(nw_p, this.Width >> 1);
m_nInfoLeft = Math.Min(nw_h, this.Width >> 1);
int nTitleHeight = this._ShowTitle ? m_nTitleHeight : 0;
for (int i = 0; i < m_lst_item.Count; i++)
{
STNodePropertyDescriptor item = m_lst_item[i];
Rectangle rect = new Rectangle(0, i * m_item_height + nTitleHeight, this.Width, m_item_height);
item.Rectangle = rect;
rect.Width = nw_p;
item.RectangleL = rect;
rect.X = rect.Right;
rect.Width = this.Width - rect.Left - 1;
rect.Inflate(-4, -4);
item.RectangleR = rect;
item.OnSetItemLocation();
}
m_nPropertyVHeight = m_lst_item.Count * m_item_height;
if (this._ShowTitle)
{
m_nPropertyVHeight += m_nTitleHeight;
}
}
}
public FrmSTNodePropertySelect(STNodePropertyDescriptor descriptor)
{
this.SetStyle(ControlStyles.UserPaint, true);
this.SetStyle(ControlStyles.ResizeRedraw, true);
this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
this.SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
this.SetStyle(ControlStyles.SupportsTransparentBackColor, true);
m_descriptor = descriptor;
this.Size = descriptor.RectangleR.Size;
this.ShowInTaskbar = false;
this.BackColor = descriptor.Control.BackColor;
this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None;
m_pen = new Pen(descriptor.Control.AutoColor ? descriptor.Node.TitleColor : descriptor.Control.ItemSelectedColor, 1);
m_brush = new SolidBrush(this.BackColor);
m_sf = new StringFormat();
m_sf.LineAlignment = StringAlignment.Center;
m_sf.FormatFlags = StringFormatFlags.NoWrap;
}
/// <summary>
/// Occurs when the mouse is clicked on the property panel
/// </summary>
/// <param name="e">Mouse event parameters</param>
protected virtual void OnProcessPropertyMouseDown(MouseEventArgs e)
{
bool bRedraw = false;
if (m_item_selected != m_item_hover)
{
m_item_selected = m_item_hover;
bRedraw = true;
}
m_item_down_value = null;
if (m_item_selected == null)
{
if (bRedraw)
{
this.Invalidate();
}
return;
}
if (m_item_selected.RectangleR.Contains(e.Location))
{
m_item_down_value = m_item_selected;
if (!this._ReadOnlyModel)
{
m_item_selected.OnMouseDown(e);
}
else
{
return;
}
}
else if (m_item_selected.RectangleL.Contains(e.Location))
{
m_str_desc = m_item_selected.Description;
bRedraw = true;
}
if (bRedraw)
{
this.Invalidate();
}
}
/// <summary>
/// Occurs when drawing attribute options
/// </summary>
/// <param name="dt">Drawing tool</param>
/// <param name="item">Target attribute option descriptor</param>
/// <param name="nIndex">The index of the option</param>
protected virtual void OnDrawPropertyItem(DrawingTools dt, STNodePropertyDescriptor item, int nIndex)
{
Graphics g = dt.Graphics;
m_brush.Color = (nIndex % 2 == 0) ? m_clr_item_1 : m_clr_item_2;
g.FillRectangle(m_brush, item.Rectangle);
if (item == m_item_hover || item == m_item_selected)
{
m_brush.Color = this._ItemHoverColor;
g.FillRectangle(m_brush, item.Rectangle);
}
if (m_item_selected == item)
{
g.FillRectangle(m_brush, item.Rectangle.X, item.Rectangle.Y, 5, item.Rectangle.Height);
if (this._AutoColor && this._STNode != null)
{
m_brush.Color = this._STNode.TitleColor;
}
else
{
m_brush.Color = this._ItemSelectedColor;
}
g.FillRectangle(m_brush, item.Rectangle.X, item.Rectangle.Y + 4, 5, item.Rectangle.Height - 8);
}
m_sf.Alignment = StringAlignment.Far;
m_brush.Color = this.ForeColor;
g.DrawString(item.Name, this.Font, m_brush, item.RectangleL, m_sf);
item.OnDrawValueRectangle(m_dt);
if (this._ReadOnlyModel)
{
m_brush.Color = Color.FromArgb(125, 125, 125, 125);
g.FillRectangle(m_brush, item.RectangleR);
m_pen.Color = this.ForeColor;
//g.DrawLine(m_pen,
// item.RectangleR.Left - 2, item.RectangleR.Top + item.RectangleR.Height / 2,
// item.RectangleR.Right + 1, item.RectangleR.Top + item.RectangleR.Height / 2);
}
}
