protected override void Paint(System.Drawing.Graphics graphics, System.Drawing.Rectangle clipBounds, System.Drawing.Rectangle cellBounds, int rowIndex, DataGridViewElementStates cellState, object value, object formattedValue, string errorText, DataGridViewCellStyle cellStyle, DataGridViewAdvancedBorderStyle advancedBorderStyle, DataGridViewPaintParts paintParts)
{
if (paintParts.HasFlag(DataGridViewPaintParts.Background))
{
using (SolidBrush cellBackground =
new SolidBrush(cellStyle.BackColor))
{
graphics.FillRectangle(cellBackground, cellBounds);
}
}
if (paintParts.HasFlag(DataGridViewPaintParts.Border))
{
PaintBorder(graphics, clipBounds, cellBounds, cellStyle,
advancedBorderStyle);
}
if (value != null)
{
CheckBoxRenderer.DrawCheckBox(
graphics,
new Point(cellBounds.X + 4, cellBounds.Y + 4),
new Rectangle(cellBounds.X + 24, cellBounds.Y + 4, cellBounds.Width - 24, cellBounds.Height - 4),
formattedValue.ToString(),
OwningColumn.InheritedStyle.Font,
TextFormatFlags.Left,
false,
CheckBoxState.CheckedNormal);
}
}
/// <summary>
/// Paints common elements behind the cell content.
/// </summary>
/// <param name="graphics"></param>
/// <param name="cellBounds"></param>
/// <param name="cellState"></param>
/// <param name="cellStyle"></param>
/// <param name="paintParts"></param>
protected void BeforePaintContent(Graphics graphics, Rectangle cellBounds, DataGridViewElementStates cellState, DataGridViewCellStyle cellStyle, DataGridViewPaintParts paintParts)
{
if (paintParts.HasFlag(DataGridViewPaintParts.Background))
{
using (Brush brush = new SolidBrush(cellStyle.BackColor)) {
graphics.FillRectangle(brush, cellBounds);
}
}
if (paintParts.HasFlag(DataGridViewPaintParts.SelectionBackground) && cellState.HasFlag(DataGridViewElementStates.Selected))
{
using (Brush brush = new SolidBrush(cellStyle.SelectionBackColor)) {
graphics.FillRectangle(brush, cellBounds);
}
}
if (paintParts.HasFlag(DataGridViewPaintParts.ContentBackground))
{
ComboBoxState state = ComboBoxState.Normal;
ButtonState legacyState = ButtonState.Normal;
if ((DataGridView.Site == null) || !DataGridView.Site.DesignMode)
{
if (cellState.HasFlag(DataGridViewElementStates.ReadOnly))
{
state = ComboBoxState.Disabled;
legacyState = ButtonState.Inactive;
}
else if (cellBounds.Contains(DataGridView.PointToClient(DataGridView.MousePosition)))
{
if (DataGridView.MouseButtons.HasFlag(MouseButtons.Left))
{
state = ComboBoxState.Pressed;
legacyState = ButtonState.Pushed;
}
else
{
state = ComboBoxState.Hot;
}
}
}
Rectangle comboBounds = cellBounds;
comboBounds.Width--;
if (((DropDownColumnBase)OwningColumn).BufferedPaintingSupported)
{
GroupedComboBox.DrawComboBox(graphics, comboBounds, state);
}
else
{
DropDownControlBase.DrawLegacyComboBox(graphics, comboBounds, DropDownControlBase.GetComboButtonBounds(comboBounds), cellStyle.BackColor, legacyState);
}
}
}
protected override void Paint(
Graphics graphics, Rectangle clipBounds, Rectangle cellBounds,
int rowIndex, DataGridViewElementStates cellState,
object value, object formattedValue, string errorText,
DataGridViewCellStyle cellStyle,
DataGridViewAdvancedBorderStyle advancedBorderStyle,
DataGridViewPaintParts paintParts)
{
if (this.FilterEnabled && this.SortGlyphDirection != SortOrder.None)
{
this.SortGlyphDirection = SortOrder.None;
}
base.Paint(graphics, clipBounds, cellBounds, rowIndex,
cellState, value, formattedValue,
errorText, cellStyle, advancedBorderStyle, paintParts);
if (this.FilterEnabled && paintParts.HasFlag(DataGridViewPaintParts.ContentBackground))
{
this.filterButtonOffsetBounds = GetFilterBounds(true);
this.filterButtonImageBounds = GetFilterBounds(false);
Rectangle buttonBounds = this.filterButtonOffsetBounds;
if (buttonBounds != null && clipBounds.IntersectsWith(buttonBounds))
{
ControlPaint.DrawBorder(graphics, buttonBounds, Color.Gray, ButtonBorderStyle.Solid);
buttonBounds.Inflate(-1, -1);
using (Brush b = new SolidBrush(this.filterButtonOver ? Color.LightGray : Color.White))
graphics.FillRectangle(b, buttonBounds);
graphics.DrawImage(this.filterImage, buttonBounds);
}
}
}
protected override void Paint(Graphics graphics, Rectangle clipBounds, Rectangle cellBounds, int rowIndex, DataGridViewElementStates cellState, object value, object formattedValue, string errorText, DataGridViewCellStyle cellStyle, DataGridViewAdvancedBorderStyle advancedBorderStyle, DataGridViewPaintParts paintParts)
{
//base.Paint(graphics, clipBounds, cellBounds, rowIndex, cellState, value, formattedValue, errorText, cellStyle, advancedBorderStyle, paintParts);
BeforePaintContent(graphics, cellBounds, cellState, cellStyle, paintParts);
if (paintParts.HasFlag(DataGridViewPaintParts.ContentForeground))
{
ComboTreeBoxColumn column = (ComboTreeBoxColumn)OwningColumn;
Rectangle contentBounds = cellBounds;
contentBounds.Width -= 17;
TextFormatFlags flags = PipesBox.TEXT_FORMAT_FLAGS | TextFormatFlags.PreserveGraphicsClipping;
Rectangle txtBounds = new Rectangle(contentBounds.Left + 1, contentBounds.Top, contentBounds.Right - 4, contentBounds.Height);
var sum = 0m;
var nodes = formattedValue as ComboTreeNodeCollection;
if (nodes != null)
{
foreach (var node in nodes)
{
if (node.Checked)
{
sum += ((Pipe)node.Tag).Volume;
}
}
}
TextRenderer.DrawText(graphics, String.Format("{0} m³", sum), cellStyle.Font, txtBounds, cellStyle.ForeColor, flags);
}
AfterPaintContent(graphics, clipBounds, cellBounds, rowIndex, cellStyle, advancedBorderStyle, paintParts);
}
/// <summary>
/// Paints common elements in front of the cell content.
/// </summary>
/// <param name="graphics"></param>
/// <param name="clipBounds"></param>
/// <param name="cellBounds"></param>
/// <param name="rowIndex"></param>
/// <param name="cellStyle"></param>
/// <param name="advancedBorderStyle"></param>
/// <param name="paintParts"></param>
protected void AfterPaintContent(Graphics graphics, Rectangle clipBounds, Rectangle cellBounds, int rowIndex, DataGridViewCellStyle cellStyle, DataGridViewAdvancedBorderStyle advancedBorderStyle, DataGridViewPaintParts paintParts)
{
if (paintParts.HasFlag(DataGridViewPaintParts.ErrorIcon)) {
base.PaintErrorIcon(graphics, clipBounds, cellBounds, GetErrorText(rowIndex));
}
if (paintParts.HasFlag(DataGridViewPaintParts.Border)) {
base.PaintBorder(graphics, clipBounds, cellBounds, cellStyle, advancedBorderStyle);
}
if (paintParts.HasFlag(DataGridViewPaintParts.Focus) && (DataGridView.CurrentCell == this)) {
Rectangle focusBounds = cellBounds;
focusBounds.Width--;
focusBounds.Height--;
ControlPaint.DrawFocusRectangle(graphics, focusBounds);
}
}
/// <summary>
/// Paints common elements behind the cell content.
/// </summary>
/// <param name="graphics"></param>
/// <param name="cellBounds"></param>
/// <param name="cellState"></param>
/// <param name="cellStyle"></param>
/// <param name="paintParts"></param>
protected void BeforePaintContent(Graphics graphics, Rectangle cellBounds, DataGridViewElementStates cellState, DataGridViewCellStyle cellStyle, DataGridViewPaintParts paintParts)
{
if (paintParts.HasFlag(DataGridViewPaintParts.Background)) {
using (Brush brush = new SolidBrush(cellStyle.BackColor)) {
graphics.FillRectangle(brush, cellBounds);
}
}
if (paintParts.HasFlag(DataGridViewPaintParts.SelectionBackground) && cellState.HasFlag(DataGridViewElementStates.Selected)) {
using (Brush brush = new SolidBrush(cellStyle.SelectionBackColor)) {
graphics.FillRectangle(brush, cellBounds);
}
}
if (paintParts.HasFlag(DataGridViewPaintParts.ContentBackground)) {
ComboBoxState state = ComboBoxState.Normal;
ButtonState legacyState = ButtonState.Normal;
if ((DataGridView.Site == null) || !DataGridView.Site.DesignMode) {
if (cellState.HasFlag(DataGridViewElementStates.ReadOnly)) {
state = ComboBoxState.Disabled;
legacyState = ButtonState.Inactive;
}
else if (cellBounds.Contains(DataGridView.PointToClient(DataGridView.MousePosition))) {
if (DataGridView.MouseButtons.HasFlag(MouseButtons.Left)) {
state = ComboBoxState.Pressed;
legacyState = ButtonState.Pushed;
}
else {
state = ComboBoxState.Hot;
}
}
}
Rectangle comboBounds = cellBounds;
comboBounds.Width--;
if (((DropDownColumnBase)OwningColumn).BufferedPaintingSupported) {
GroupedComboBox.DrawComboBox(graphics, comboBounds, state);
}
else {
DropDownControlBase.DrawLegacyComboBox(graphics, comboBounds, DropDownControlBase.GetComboButtonBounds(comboBounds), cellStyle.BackColor, legacyState);
}
}
}
/// <summary>
/// Paints common elements in front of the cell content.
/// </summary>
/// <param name="graphics"></param>
/// <param name="clipBounds"></param>
/// <param name="cellBounds"></param>
/// <param name="rowIndex"></param>
/// <param name="cellStyle"></param>
/// <param name="advancedBorderStyle"></param>
/// <param name="paintParts"></param>
protected void AfterPaintContent(Graphics graphics, Rectangle clipBounds, Rectangle cellBounds, int rowIndex, DataGridViewCellStyle cellStyle, DataGridViewAdvancedBorderStyle advancedBorderStyle, DataGridViewPaintParts paintParts)
{
if (paintParts.HasFlag(DataGridViewPaintParts.ErrorIcon))
{
base.PaintErrorIcon(graphics, clipBounds, cellBounds, GetErrorText(rowIndex));
}
if (paintParts.HasFlag(DataGridViewPaintParts.Border))
{
base.PaintBorder(graphics, clipBounds, cellBounds, cellStyle, advancedBorderStyle);
}
if (paintParts.HasFlag(DataGridViewPaintParts.Focus) && (DataGridView.CurrentCell == this))
{
Rectangle focusBounds = cellBounds;
focusBounds.Width--;
focusBounds.Height--;
ControlPaint.DrawFocusRectangle(graphics, focusBounds);
}
}
/// <summary>
/// Paints the cell.
/// </summary>
/// <param name="graphics"></param>
/// <param name="clipBounds"></param>
/// <param name="cellBounds"></param>
/// <param name="rowIndex"></param>
/// <param name="cellState"></param>
/// <param name="value"></param>
/// <param name="formattedValue"></param>
/// <param name="errorText"></param>
/// <param name="cellStyle"></param>
/// <param name="advancedBorderStyle"></param>
/// <param name="paintParts"></param>
protected override void Paint(Graphics graphics, Rectangle clipBounds, Rectangle cellBounds, int rowIndex, DataGridViewElementStates cellState, object value, object formattedValue, string errorText, DataGridViewCellStyle cellStyle, DataGridViewAdvancedBorderStyle advancedBorderStyle, DataGridViewPaintParts paintParts)
{
base.Paint(graphics, clipBounds, cellBounds, rowIndex, cellState, value, formattedValue, errorText, cellStyle, advancedBorderStyle, paintParts);
BeforePaintContent(graphics, cellBounds, cellState, cellStyle, paintParts);
if (paintParts.HasFlag(DataGridViewPaintParts.ContentForeground))
{
Rectangle contentBounds = cellBounds;
contentBounds.Width -= 17;
TextFormatFlags flags = TextFormatFlags.NoPrefix | TextFormatFlags.EndEllipsis | TextFormatFlags.VerticalCenter | TextFormatFlags.LeftAndRightPadding | TextFormatFlags.PreserveGraphicsClipping;
TextRenderer.DrawText(graphics, Convert.ToString(formattedValue), cellStyle.Font, contentBounds, cellStyle.ForeColor, flags);
}
AfterPaintContent(graphics, clipBounds, cellBounds, rowIndex, cellStyle, advancedBorderStyle, paintParts);
}
/// <summary>
/// Paints the cell.
/// </summary>
/// <param name="graphics"></param>
/// <param name="clipBounds"></param>
/// <param name="cellBounds"></param>
/// <param name="rowIndex"></param>
/// <param name="cellState"></param>
/// <param name="value"></param>
/// <param name="formattedValue"></param>
/// <param name="errorText"></param>
/// <param name="cellStyle"></param>
/// <param name="advancedBorderStyle"></param>
/// <param name="paintParts"></param>
protected override void Paint(Graphics graphics, Rectangle clipBounds, Rectangle cellBounds, int rowIndex, DataGridViewElementStates cellState, object value, object formattedValue, string errorText, DataGridViewCellStyle cellStyle, DataGridViewAdvancedBorderStyle advancedBorderStyle, DataGridViewPaintParts paintParts)
{
base.Paint(graphics, clipBounds, cellBounds, rowIndex, cellState, value, formattedValue, errorText, cellStyle, advancedBorderStyle, paintParts);
BeforePaintContent(graphics, cellBounds, cellState, cellStyle, paintParts);
if (paintParts.HasFlag(DataGridViewPaintParts.ContentForeground))
{
ComboTreeBoxColumn column = (ComboTreeBoxColumn)OwningColumn;
ComboTreeNode node = Nodes.ParsePath(Convert.ToString(formattedValue), column.PathSeparator, column.UseNodeNamesForPath);
string displayValue;
if (column.ShowPath)
{
displayValue = Convert.ToString(formattedValue);
}
else
{
displayValue = (node != null) ? node.Text : String.Empty;
}
Image img = ComboTreeBox.GetNodeImage(node, column.Images, column.ImageIndex, column.ImageKey, column.ExpandedImageIndex, column.ExpandedImageKey);
Rectangle contentBounds = cellBounds;
contentBounds.Width -= 17;
TextFormatFlags flags = ComboTreeBox.TEXT_FORMAT_FLAGS | TextFormatFlags.PreserveGraphicsClipping;
Rectangle imgBounds = (img == null)
? new Rectangle(Point.Add(contentBounds.Location, new Size(1, 0)), Size.Empty)
: new Rectangle(contentBounds.Left + 4, contentBounds.Top + (contentBounds.Height / 2 - img.Height / 2), img.Width, img.Height);
Rectangle txtBounds = new Rectangle(imgBounds.Right, contentBounds.Top, contentBounds.Right - imgBounds.Right - 3, contentBounds.Height);
if (img != null)
{
graphics.DrawImage(img, imgBounds);
}
TextRenderer.DrawText(graphics, displayValue, cellStyle.Font, txtBounds, cellStyle.ForeColor, flags);
}
AfterPaintContent(graphics, clipBounds, cellBounds, rowIndex, cellStyle, advancedBorderStyle, paintParts);
}
/// <summary>
/// Pain method
/// </summary>
/// <param name="graphics"></param>
/// <param name="clipBounds"></param>
/// <param name="cellBounds"></param>
/// <param name="rowIndex"></param>
/// <param name="cellState"></param>
/// <param name="value"></param>
/// <param name="formattedValue"></param>
/// <param name="errorText"></param>
/// <param name="cellStyle"></param>
/// <param name="advancedBorderStyle"></param>
/// <param name="paintParts"></param>
protected override void Paint(
Graphics graphics,
Rectangle clipBounds,
Rectangle cellBounds,
int rowIndex,
DataGridViewElementStates cellState,
object value,
object formattedValue,
string errorText,
DataGridViewCellStyle cellStyle,
DataGridViewAdvancedBorderStyle advancedBorderStyle,
DataGridViewPaintParts paintParts)
{
if (SortGlyphDirection != SortOrder.None)
{
SortGlyphDirection = SortOrder.None;
}
base.Paint(graphics, clipBounds, cellBounds, rowIndex,
cellState, value, formattedValue,
errorText, cellStyle, advancedBorderStyle, paintParts);
// Don't display a dropdown for Image columns
if (this.OwningColumn.ValueType == typeof(System.Drawing.Bitmap))
{
return;
}
if (FilterAndSortEnabled && paintParts.HasFlag(DataGridViewPaintParts.ContentBackground))
{
_filterButtonOffsetBounds = GetFilterBounds(true);
_filterButtonImageBounds = GetFilterBounds(false);
Rectangle buttonBounds = _filterButtonOffsetBounds;
if (buttonBounds != null && clipBounds.IntersectsWith(buttonBounds))
{
ControlPaint.DrawBorder(graphics, buttonBounds, Color.Gray, ButtonBorderStyle.Solid);
buttonBounds.Inflate(-1, -1);
using (Brush b = new SolidBrush(_filterButtonOver ? Color.WhiteSmoke : Color.White))
graphics.FillRectangle(b, buttonBounds);
graphics.DrawImage(_filterImage, buttonBounds);
}
}
}
protected override void Paint(
Graphics graphics,
Rectangle clipBounds,
Rectangle cellBounds,
int rowIndex,
DataGridViewElementStates cellState,
object value,
object formattedValue,
string errorText,
DataGridViewCellStyle cellStyle,
DataGridViewAdvancedBorderStyle advancedBorderStyle,
DataGridViewPaintParts paintParts)
{
base.Paint(
graphics,
clipBounds,
cellBounds,
rowIndex,
cellState,
value,
string.Empty,
errorText,
cellStyle,
advancedBorderStyle,
paintParts);
if (paintParts.HasFlag(DataGridViewPaintParts.ContentBackground) && value is Color)
{
using (var cellBackground = new SolidBrush((Color)value))
using (var cellBackgroundBorder = new Pen(Color.DarkSlateGray, 1))
{
Rectangle rectangleWithMargin = CreateRectangleWithMargin(cellBounds, 3);
graphics.FillRectangle(cellBackground, rectangleWithMargin);
graphics.DrawRectangle(cellBackgroundBorder, rectangleWithMargin);
}
}
}
/// <summary>
/// Paints the cell.
/// </summary>
/// <param name="graphics"></param>
/// <param name="clipBounds"></param>
/// <param name="cellBounds"></param>
/// <param name="rowIndex"></param>
/// <param name="cellState"></param>
/// <param name="value"></param>
/// <param name="formattedValue"></param>
/// <param name="errorText"></param>
/// <param name="cellStyle"></param>
/// <param name="advancedBorderStyle"></param>
/// <param name="paintParts"></param>
protected override void Paint(Graphics graphics, Rectangle clipBounds, Rectangle cellBounds, int rowIndex, DataGridViewElementStates cellState, object value, object formattedValue, string errorText, DataGridViewCellStyle cellStyle, DataGridViewAdvancedBorderStyle advancedBorderStyle, DataGridViewPaintParts paintParts)
{
base.Paint(graphics, clipBounds, cellBounds, rowIndex, cellState, value, formattedValue, errorText, cellStyle, advancedBorderStyle, paintParts);
BeforePaintContent(graphics, cellBounds, cellState, cellStyle, paintParts);
if (paintParts.HasFlag(DataGridViewPaintParts.ContentForeground)) {
Rectangle contentBounds = cellBounds;
contentBounds.Width -= 17;
TextFormatFlags flags = TextFormatFlags.NoPrefix | TextFormatFlags.EndEllipsis | TextFormatFlags.VerticalCenter | TextFormatFlags.LeftAndRightPadding | TextFormatFlags.PreserveGraphicsClipping;
TextRenderer.DrawText(graphics, Convert.ToString(formattedValue), cellStyle.Font, contentBounds, cellStyle.ForeColor, flags);
}
AfterPaintContent(graphics, clipBounds, cellBounds, rowIndex, cellStyle, advancedBorderStyle, paintParts);
}
protected override void Paint(
Graphics graphics, Rectangle clipBounds, Rectangle cellBounds,
int rowIndex, DataGridViewElementStates cellState,
object value, object formattedValue, string errorText,
DataGridViewCellStyle cellStyle,
DataGridViewAdvancedBorderStyle advancedBorderStyle,
DataGridViewPaintParts paintParts)
{
if (this.CellBehavior == ADGVColumnHeaderCellBehavior.SortingStandartGlyph)
{
switch (this.ActiveSortType)
{
case ADGVSortType.ASC:
this.SortGlyphDirection = SortOrder.Ascending;
break;
case ADGVSortType.DESC:
this.SortGlyphDirection = SortOrder.Descending;
break;
case ADGVSortType.None:
this.SortGlyphDirection = SortOrder.None;
break;
}
}
else
{
this.SortGlyphDirection = SortOrder.None;
}
base.Paint(graphics, clipBounds, cellBounds, rowIndex,
cellState, value, formattedValue,
errorText, cellStyle, advancedBorderStyle, paintParts);
if (this.CellBehavior != ADGVColumnHeaderCellBehavior.SortingStandartGlyph && this.CellBehavior != ADGVColumnHeaderCellBehavior.DisabledHidden && paintParts.HasFlag(DataGridViewPaintParts.ContentBackground))
{
Image filterImage = Properties.Resources.AddFilter;
if (this.cellBehavior == ADGVColumnHeaderCellBehavior.Sorting || this.ActiveFilterType == ADGVFilterType.None)
{
switch (this.ActiveSortType)
{
case ADGVSortType.ASC:
filterImage = Properties.Resources.ASC;
break;
case ADGVSortType.DESC:
filterImage = Properties.Resources.DESC;
break;
case ADGVSortType.None:
filterImage = Properties.Resources.AddFilter;
break;
}
}
else
{
switch (this.ActiveSortType)
{
case ADGVSortType.ASC:
filterImage = Properties.Resources.FilterASC;
break;
case ADGVSortType.DESC:
filterImage = Properties.Resources.FilterDESC;
break;
case ADGVSortType.None:
filterImage = Properties.Resources.Filter;
break;
}
}
this.filterButtonOffsetBounds = this.GetFilterButtonBounds(true);
this.filterButtonImageBounds = this.GetFilterButtonBounds(false);
Rectangle buttonBounds = this.filterButtonOffsetBounds;
if (buttonBounds != null && clipBounds.IntersectsWith(buttonBounds))
{
ControlPaint.DrawBorder(graphics, buttonBounds, Color.Gray, ButtonBorderStyle.Solid);
buttonBounds.Inflate(-1, -1);
using (Brush b = new SolidBrush((this.CellBehavior != ADGVColumnHeaderCellBehavior.Disabled && this.filterButtonOver) ? Color.LightGray : Color.White))
graphics.FillRectangle(b, buttonBounds);
graphics.DrawImage(filterImage, buttonBounds);
}
}
}
/// <summary>
/// Paints the cell.
/// </summary>
/// <param name="graphics"></param>
/// <param name="clipBounds"></param>
/// <param name="cellBounds"></param>
/// <param name="rowIndex"></param>
/// <param name="cellState"></param>
/// <param name="value"></param>
/// <param name="formattedValue"></param>
/// <param name="errorText"></param>
/// <param name="cellStyle"></param>
/// <param name="advancedBorderStyle"></param>
/// <param name="paintParts"></param>
protected override void Paint(Graphics graphics, Rectangle clipBounds, Rectangle cellBounds, int rowIndex, DataGridViewElementStates cellState, object value, object formattedValue, string errorText, DataGridViewCellStyle cellStyle, DataGridViewAdvancedBorderStyle advancedBorderStyle, DataGridViewPaintParts paintParts)
{
base.Paint(graphics, clipBounds, cellBounds, rowIndex, cellState, value, formattedValue, errorText, cellStyle, advancedBorderStyle, paintParts);
BeforePaintContent(graphics, cellBounds, cellState, cellStyle, paintParts);
if (paintParts.HasFlag(DataGridViewPaintParts.ContentForeground)) {
ComboTreeBoxColumn column = (ComboTreeBoxColumn)OwningColumn;
ComboTreeNode node = Nodes.ParsePath(Convert.ToString(formattedValue), column.PathSeparator, column.UseNodeNamesForPath);
string displayValue;
if (column.ShowPath)
displayValue = Convert.ToString(formattedValue);
else
displayValue = (node != null) ? node.Text : String.Empty;
Image img = ComboTreeBox.GetNodeImage(node, column.Images, column.ImageIndex, column.ImageKey, column.ExpandedImageIndex, column.ExpandedImageKey);
Rectangle contentBounds = cellBounds;
contentBounds.Width -= 17;
TextFormatFlags flags = ComboTreeBox.TEXT_FORMAT_FLAGS | TextFormatFlags.PreserveGraphicsClipping;
Rectangle imgBounds = (img == null)
? new Rectangle(Point.Add(contentBounds.Location, new Size(1,0)), Size.Empty)
: new Rectangle(contentBounds.Left + 4, contentBounds.Top + (contentBounds.Height / 2 - img.Height / 2), img.Width, img.Height);
Rectangle txtBounds = new Rectangle(imgBounds.Right, contentBounds.Top, contentBounds.Right - imgBounds.Right - 3, contentBounds.Height);
if (img != null) graphics.DrawImage(img, imgBounds);
TextRenderer.DrawText(graphics, displayValue, cellStyle.Font, txtBounds, cellStyle.ForeColor, flags);
}
AfterPaintContent(graphics, clipBounds, cellBounds, rowIndex, cellStyle, advancedBorderStyle, paintParts);
}