protected virtual void PaintCell(Graphics dc, Rectangle cellRect, TreeListNode node, TreeListColumn column)
{
if (this.DesignMode)
{
CellPainter.PaintCell(dc, cellRect, node, column, GetFormatting(node, column), GetDataDesignMode(node, column));
}
else
{
CellPainter.PaintCell(dc, cellRect, node, column, GetFormatting(node, column), GetData(node, column));
}
}
public TreeList()
{
this.DoubleBuffered = true;
this.BackColor = SystemColors.Window;
this.TabStop = true;
m_rowPainter = new RowPainter();
m_cellPainter = new CellPainter(this);
m_nodes = new TreeListNodes(this);
m_columns = new TreeListColumnCollection(this);
m_rowSetting = new RowSetting(this);
m_viewSetting = new ViewSetting(this);
AddScroolBars();
}
protected virtual void PaintNode(Graphics dc, Rectangle rowRect, TreeListNode node, TreeListColumn[] visibleColumns, int visibleRowIndex)
{
CellPainter.DrawSelectionBackground(dc, rowRect, node);
foreach (TreeListColumn col in visibleColumns)
{
if (col.CalculatedRect.Right - HScrollValue() < RowHeaderWidth())
{
continue;
}
Rectangle cellRect = rowRect;
cellRect.X = col.CalculatedRect.X - HScrollValue();
cellRect.Width = col.CalculatedRect.Width;
if (col.VisibleIndex == 0)
{
int lineindet = 10;
// add left margin
cellRect.X += Columns.Options.LeftMargin;
cellRect.Width -= Columns.Options.LeftMargin;
// add indent size
int indentSize = GetIndentSize(node) + 5;
cellRect.X += indentSize;
cellRect.Width -= indentSize;
if (ViewOptions.ShowLine)
{
PaintLines(dc, cellRect, node);
}
cellRect.X += lineindet;
cellRect.Width -= lineindet;
Rectangle glyphRect = GetPlusMinusRectangle(node, col, visibleRowIndex);
if (glyphRect != Rectangle.Empty && ViewOptions.ShowPlusMinus)
{
CellPainter.PaintCellPlusMinus(dc, glyphRect, node);
}
if (!ViewOptions.ShowLine && !ViewOptions.ShowPlusMinus)
{
cellRect.X -= (lineindet + 5);
cellRect.Width += (lineindet + 5);
}
Image icon = GetNodeBitmap(node);
if (icon != null)
{
// center the image vertically
glyphRect.Y = cellRect.Y + (cellRect.Height / 2) - (icon.Height / 2);
glyphRect.X = cellRect.X;
glyphRect.Width = icon.Width;
glyphRect.Height = icon.Height;
PaintImage(dc, glyphRect, node, icon);
cellRect.X += (glyphRect.Width + 2);
cellRect.Width -= (glyphRect.Width + 2);
}
PaintCell(dc, cellRect, node, col);
}
else
{
PaintCell(dc, cellRect, node, col);
}
}
}