public override void PaintControl(RichTextBox control, ControlPaintArgs args)
{
INode controlNode = new ControlNode(control);
IRuleset ruleset = args.StyleSheet.GetRuleset(controlNode);
RenderUtilities.ApplyColorProperties(control, ruleset);
Rectangle clientRect = control.ClientRectangle;
Rectangle borderRect = new Rectangle(clientRect.X - 3, clientRect.Y - 3, clientRect.Width + 6, clientRect.Height + 6);
ScrollBars visibleScrollbars = ControlUtilities.GetVisibleScrollBars(control);
if (visibleScrollbars.HasFlag(ScrollBars.Vertical))
{
borderRect = new Rectangle(borderRect.X, borderRect.Y, borderRect.Width + SystemInformation.VerticalScrollBarWidth, borderRect.Height);
}
if (visibleScrollbars.HasFlag(ScrollBars.Horizontal))
{
borderRect = new Rectangle(borderRect.X, borderRect.Y, borderRect.Width, borderRect.Height + SystemInformation.HorizontalScrollBarHeight);
}
args.PaintBackground(borderRect);
args.PaintBorder(borderRect);
}
// Public members
public override void PaintControl(GroupBox control, ControlPaintArgs e)
{
IRuleset ruleset = e.StyleSheet.GetRuleset(control);
IRuleset textBackgroundRuleset = new Ruleset();
textBackgroundRuleset.AddProperty(ruleset.BackgroundColor);
SizeF textSize = e.Graphics.MeasureString(control.Text, control.Font);
Rectangle clientRect = control.ClientRectangle;
Rectangle backgroundRect = new Rectangle(clientRect.X, clientRect.Y + (int)textSize.Height / 2, clientRect.Width, clientRect.Height - (int)textSize.Height / 2);
Rectangle textRect = new Rectangle(clientRect.X + 6, clientRect.Y, (int)textSize.Width, (int)textSize.Height);
Rectangle textBackgroundRect = new Rectangle(textRect.X, backgroundRect.Y, textRect.Width, textRect.Height - (int)textSize.Height / 2);
e.Clear();
e.StyleRenderer.PaintBackground(e.Graphics, backgroundRect, ruleset);
e.StyleRenderer.PaintBorder(e.Graphics, backgroundRect, ruleset);
e.StyleRenderer.PaintBackground(e.Graphics, textBackgroundRect, textBackgroundRuleset);
e.StyleRenderer.PaintBorder(e.Graphics, textBackgroundRect, textBackgroundRuleset);
e.StyleRenderer.PaintText(e.Graphics, textRect, ruleset, control.Text, control.Font, TextFormatFlags.Top);
}
// Private members
private void PaintItems(ListBox control, ControlPaintArgs e)
{
for (int i = 0; i < control.Items.Count; ++i)
{
PaintItem(control, e, i);
}
}
// Private members
private void PaintDropDownArrow(ComboBox control, ControlPaintArgs e)
{
INode controlNode = new ControlNode(control);
UserNode dropDownArrowNode = new UserNode(string.Empty, new[] { "DropDownArrow" });
dropDownArrowNode.SetParent(controlNode);
dropDownArrowNode.SetStates(controlNode.States);
IRuleset ruleset = e.StyleSheet.GetRuleset(dropDownArrowNode);
// Create the arrow rectangle to match the bounds of the default control.
Rectangle clientRect = control.ClientRectangle;
Rectangle arrowRect = new Rectangle(clientRect.Right - 12, clientRect.Y + 9, 7, 6);
e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
using (Pen pen = new Pen(ruleset.Color?.Value ?? SystemColors.ControlText)) {
pen.Width = 2.0f;
pen.Alignment = PenAlignment.Center;
pen.StartCap = LineCap.Flat;
pen.EndCap = LineCap.Flat;
PointF bottomMidpoint = new PointF(arrowRect.Left + arrowRect.Width / 2.0f, arrowRect.Bottom - 1);
e.Graphics.DrawLine(pen, new PointF(arrowRect.Left, arrowRect.Top), bottomMidpoint);
e.Graphics.DrawLine(pen, new PointF(arrowRect.Right, arrowRect.Top), bottomMidpoint);
}
}
private void PaintGenericControl(ControlPaintArgs e)
{
IRuleset ruleset = e.StyleSheet.GetRuleset(new ControlNode(e.Control));
RenderUtilities.ApplyColorProperties(e.Control, ruleset);
e.PaintBackground();
e.PaintBorder();
}
// Public members
public override void PaintControl(ProgressBar control, ControlPaintArgs args)
{
args.PaintBackground();
args.PaintBorder();
args.ClipToBorder();
PaintProgress(control, args);
}
private void PaintLines(TreeView control, TreeNodeCollection nodes, ControlPaintArgs args)
{
const int buttonWidth = 9;
if (control.ShowLines && control.Nodes.Count > 0)
{
if (control.ShowRootLines || nodes[0].Level != 0)
{
UserNode lineNode = new UserNode(string.Empty, new[] { "Lines" });
lineNode.SetParent(new ControlNode(control));
IRuleset lineRuleset = args.StyleSheet.GetRuleset(lineNode);
Color lineColor = lineRuleset.Color?.Value ?? Color.Black;
using (Pen linePen = new Pen(lineColor)) {
linePen.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
// Draw a line from the first node down to the last node.
TreeNode firstNode = nodes[0];
TreeNode lastNode = nodes[nodes.Count - 1];
int x1 = firstNode.Bounds.X - 8;
int x2 = x1;
int y1 = firstNode.Bounds.Y + (firstNode.Nodes.Count > 0 ? buttonWidth - 1 : 2);
int y2 = lastNode.Bounds.Y + (firstNode.Nodes.Count > 0 ? buttonWidth - 1 : 13);
args.Graphics.DrawLine(linePen, new Point(x1, y1), new Point(x2, y2));
// Draw horizontal lines connecting the vertical line to each of the nodes.
foreach (TreeNode childNode in nodes)
{
x1 = firstNode.Bounds.X - buttonWidth + 1;
x2 = childNode.Bounds.X + 2;
y1 = childNode.Bounds.Y + 12;
y2 = y1;
args.Graphics.DrawLine(linePen, new Point(x1, y1), new Point(x2, y2));
}
}
}
// Draw lines for the child nodes.
foreach (TreeNode node in nodes)
{
if (node.IsExpanded)
{
PaintLines(control, node.Nodes, args);
}
}
}
}
public override void PaintControl(PictureBox control, ControlPaintArgs args)
{
args.PaintBackground();
if (control.Image != null)
{
args.Graphics.DrawImage(control.Image, new Rectangle(0, 0, control.Width, control.Height), (ImageSizeMode)control.SizeMode);
}
args.PaintBorder();
}
// Private members
private void PaintButton(ControlPaintArgs e, Rectangle clientRect, TriangleOrientation arrowOrientation, IRuleset ruleset)
{
e.StyleRenderer.PaintBackground(e.Graphics, clientRect, ruleset);
e.StyleRenderer.PaintBorder(e.Graphics, clientRect, ruleset);
clientRect.Inflate(new Size(-5, -3));
clientRect.Offset(1, 0);
using (Brush brush = new SolidBrush(ruleset.Color?.Value ?? Color.Black))
e.Graphics.FillTriangle(brush, clientRect, arrowOrientation);
}
// Public members
public override void PaintControl(TabControl control, ControlPaintArgs e)
{
// Paint the background.
e.PaintBackground();
e.PaintBorder();
// Paint the tabs.
PaintTabs(control, e);
}
// Public members
public override void PaintControl(NumericUpDown control, ControlPaintArgs e)
{
IRuleset ruleset = e.StyleSheet.GetRuleset(control);
// Update the color of the NumericUpdateDown, which updates the color of the UpDownEdit (inheriting from TextBox).
RenderUtilities.ApplyColorProperties(control, ruleset);
// Like TextBoxes, NumericUpDowns are 23 pixels high.
// Because the NumericUpDown has BorderStyle.None, we need to adjust it to look like a bordered control.
Rectangle clientRect = control.ClientRectangle;
int x = clientRect.X - 2;
int y = clientRect.Y - 2;
int w = clientRect.Width + 3;
int h = clientRect.Height + 4;
double topWidth = ruleset.BorderTopWidth?.Value ?? 0;
double rightWidth = ruleset.BorderRightWidth?.Value ?? 0;
double bottomWidth = ruleset.BorderBottomWidth?.Value ?? 0;
double leftWidth = ruleset.BorderLeftWidth?.Value ?? 0;
if (topWidth <= 1)
{
topWidth = 0;
}
if (rightWidth <= 1)
{
rightWidth = 0;
}
if (bottomWidth <= 1)
{
bottomWidth = 0;
}
if (leftWidth <= 1)
{
leftWidth = 0;
}
x -= (int)leftWidth;
y -= (int)topWidth;
w += (int)leftWidth + (int)rightWidth;
h += (int)topWidth + (int)bottomWidth;
Rectangle drawRect = new Rectangle(x, y, w, h);
e.StyleRenderer.PaintBackground(e.Graphics, drawRect, ruleset);
e.StyleRenderer.PaintBorder(e.Graphics, drawRect, ruleset);
}
private void PaintProgress(ProgressBar control, ControlPaintArgs args)
{
double progress = (double)control.Value / control.Maximum;
IRuleset progressRuleset = GetProgressRuleset(control, args);
Rectangle clientRect = control.ClientRectangle;
Rectangle progressRect = new Rectangle(clientRect.X, clientRect.Y, (int)Math.Floor(clientRect.Width * progress), clientRect.Height);
args.StyleRenderer.PaintBackground(args.Graphics, progressRect, progressRuleset);
args.StyleRenderer.PaintBorder(args.Graphics, progressRect, progressRuleset);
}
// Private members
private void PaintTabs(TabControl control, ControlPaintArgs e)
{
if (control.TabPages.Count > 0)
{
for (int i = 0; i < control.TabPages.Count; ++i)
{
TabPage tabPage = control.TabPages[i];
Rectangle tabRect = control.GetTabRect(i);
UserNode tabNode = new UserNode(tabRect, control.PointToClient(Cursor.Position));
tabNode.SetParent(new ControlNode(control));
tabNode.AddClass("tab");
if (i == 0)
{
tabRect = new Rectangle(tabRect.X + 2, tabRect.Y, tabRect.Width - 2, tabRect.Height);
}
if (control.SelectedIndex == i)
{
// Draw selected tab.
tabNode.AddState(NodeStates.Checked);
IRuleset tabRuleset = e.StyleSheet.GetRuleset(tabNode);
Rectangle drawRect = new Rectangle(tabRect.X - 2, tabRect.Y - 2, tabRect.Width + 2, tabRect.Height + 4);
Rectangle textRect = new Rectangle(tabRect.X, tabRect.Y - 2, tabRect.Width, tabRect.Height);
if (i == 0)
{
drawRect = new Rectangle(drawRect.X + 2, drawRect.Y, drawRect.Width - 2, drawRect.Height);
}
e.StyleRenderer.PaintBackground(e.Graphics, drawRect, tabRuleset);
e.StyleRenderer.PaintBorder(e.Graphics, drawRect, tabRuleset);
e.StyleRenderer.PaintText(e.Graphics, textRect, tabRuleset, tabPage.Text, control.Font, textFormatFlags: TextFormatFlags.HorizontalCenter | TextFormatFlags.VerticalCenter);
}
else
{
// Draw unselected tab.
IRuleset tabRuleset = e.StyleSheet.GetRuleset(tabNode);
Rectangle drawRect = new Rectangle(tabRect.X, tabRect.Y, tabRect.Width, tabRect.Height + 2);
e.StyleRenderer.PaintBackground(e.Graphics, drawRect, tabRuleset);
e.StyleRenderer.PaintBorder(e.Graphics, drawRect, tabRuleset);
e.StyleRenderer.PaintText(e.Graphics, tabRect, tabRuleset, tabPage.Text, control.Font, textFormatFlags: TextFormatFlags.HorizontalCenter | TextFormatFlags.VerticalCenter);
}
}
}
}
// Public members
public override void PaintControl(Control control, ControlPaintArgs e)
{
IControlRenderer renderer = GetRenderer(control);
if (renderer is null)
{
PaintGenericControl(e);
}
else
{
renderer.PaintControl(control, e);
}
}
// Protected members
protected virtual void PaintBackground(TreeView control, ControlPaintArgs args)
{
IRuleset ruleset = args.StyleSheet.GetRuleset(control);
Rectangle borderRect = RenderUtilities.GetOuterBorderRectangle(control, ruleset);
if (ruleset.BackgroundColor.HasValue() && ruleset.BackgroundColor.Value != control.BackColor)
{
control.BackColor = ruleset.BackgroundColor.Value;
}
args.PaintBackground(borderRect);
args.PaintBorder(borderRect);
}
// Public members
public override void PaintControl(CheckBox control, ControlPaintArgs e)
{
e.PaintBackground();
e.PaintBorder();
PaintCheck(control, e);
IRuleset ruleset = e.StyleSheet.GetRuleset(control);
Rectangle clientRect = control.ClientRectangle;
Rectangle drawRect = new Rectangle(clientRect.X + CheckWidth + 3, clientRect.Y - 1, clientRect.Width, clientRect.Height);
e.StyleRenderer.PaintText(e.Graphics, drawRect, ruleset, control.Text, control.Font, ControlUtilities.GetTextFormatFlags(control.TextAlign));
}
public override void PaintControl(DataGridView control, ControlPaintArgs args)
{
// Draw the background/border of the control.
IRuleset ruleset = args.StyleSheet.GetRuleset(control);
Rectangle borderRect = RenderUtilities.GetOuterBorderRectangle(control, ruleset);
if (ruleset.BackgroundColor.HasValue() && ruleset.BackgroundColor.Value != control.BackColor)
{
control.BackgroundColor = ruleset.BackgroundColor.Value;
}
args.PaintBackground(borderRect);
args.PaintBorder(borderRect);
}
private void PaintItem(ListBox control, ControlPaintArgs e, int itemindex)
{
Rectangle clientRect = control.ClientRectangle;
Rectangle itemRect = control.GetItemRectangle(itemindex);
object item = control.Items[itemindex];
if (itemRect.IntersectsWith(clientRect))
{
IRuleset itemRuleset = GetItemRuleset(control, e, itemindex);
e.StyleRenderer.PaintBackground(e.Graphics, itemRect, itemRuleset);
e.StyleRenderer.PaintBorder(e.Graphics, itemRect, itemRuleset);
e.StyleRenderer.PaintText(e.Graphics, itemRect, itemRuleset, control.GetItemText(item), control.Font);
}
}
public override void PaintControl(TreeView control, ControlPaintArgs args)
{
PaintBackground(control, args);
if (!args.ParentDraw)
{
PaintLines(control, control.Nodes, args);
int visibleIndex = 0;
foreach (TreeNode node in control.Nodes)
{
visibleIndex = PaintNodeAndChildNodes(control, node, visibleIndex, args);
}
}
}
protected virtual void PaintNodeButton(TreeView control, TreeNode node, ControlPaintArgs args)
{
const int buttonWidth = 9;
const int detailPadding = 2;
UserNode nodeButtonNode = new UserNode(string.Empty, new[] { "Button" });
nodeButtonNode.SetParent(new ControlNode(control));
if (node.IsSelected)
{
nodeButtonNode.AddState(NodeStates.Checked);
}
IRuleset nodeButtonRuleset = args.StyleSheet.GetRuleset(nodeButtonNode);
Rectangle nodeRect = node.Bounds;
Rectangle buttonRect = new Rectangle(nodeRect.X - buttonWidth - 3, nodeRect.Y + nodeRect.Height - buttonWidth - 1, buttonWidth, buttonWidth);
args.StyleRenderer.PaintBackground(args.Graphics, buttonRect, nodeButtonRuleset);
args.StyleRenderer.PaintBorder(args.Graphics, buttonRect, nodeButtonRuleset);
if (PaintNodeButtonContent)
{
Color detailColor = nodeButtonRuleset.Color?.Value ?? Color.Black;
buttonRect.Inflate(-detailPadding, -detailPadding);
int x = buttonRect.X;
int y = buttonRect.Y;
int x2 = x + buttonRect.Width - 1;
int y2 = y + buttonRect.Height - 1;
int midX = x + (buttonRect.Width / 2);
int midY = y + (buttonRect.Height / 2);
using (Pen detailPen = new Pen(detailColor)) {
args.Graphics.DrawLine(detailPen, new Point(x, midY), new Point(x2, midY));
if (!node.IsExpanded)
{
args.Graphics.DrawLine(detailPen, new Point(midX, y), new Point(midX, y2));
}
}
}
}
// Private members
private void PaintNode(TreeView control, TreeNode node, int visibleIndex, ControlPaintArgs args)
{
// Check that the node bounds size is valid to avoid drawing in the top-left corner.
// https://stackoverflow.com/questions/50815725/treeview-owner-draw-anomaly
if (node.Bounds.Width > 1 && node.Bounds.Height > 1)
{
// Paint the node content.
PaintNodeContent(control, node, visibleIndex, args);
// Paint the expand/collapse button to the left of the node.
if (control.ShowPlusMinus && node.Nodes.Count > 0)
{
PaintNodeButton(control, node, args);
}
}
}
private void PaintCheck(CheckBox control, ControlPaintArgs e)
{
INode controlNode = new ControlNode(control);
UserNode checkNode = new UserNode(string.Empty, new[] { "Check" });
checkNode.SetParent(controlNode);
checkNode.SetStates(controlNode.States);
IRuleset parentRuleset = e.StyleSheet.GetRuleset(control);
IRuleset ruleset = e.StyleSheet.GetRuleset(checkNode, inherit: false);
if (!ruleset.Any())
{
ruleset = CreateDefaultCheckRuleset();
}
ruleset.InheritProperties(parentRuleset);
Rectangle clientRect = e.Control.ClientRectangle;
Rectangle checkRect = new Rectangle(clientRect.X, clientRect.Y + (int)(clientRect.Height / 2.0f - CheckWidth / 2.0f) - 1, CheckWidth, CheckWidth);
e.StyleRenderer.PaintBackground(e.Graphics, checkRect, ruleset);
e.StyleRenderer.PaintBorder(e.Graphics, checkRect, ruleset);
// Draw the checkmark.
if (control.Checked)
{
using (Pen pen = new Pen(ruleset.Color?.Value ?? SystemColors.ControlText)) {
e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
pen.Alignment = PenAlignment.Center;
pen.Width = 2.0f;
pen.StartCap = LineCap.Square;
pen.EndCap = LineCap.Square;
e.Graphics.DrawLine(pen, checkRect.X + 3, checkRect.Y + checkRect.Height / 2.0f, checkRect.X + checkRect.Width / 2.0f - 1, checkRect.Y + checkRect.Height - 5);
e.Graphics.DrawLine(pen, checkRect.X + checkRect.Width / 2.0f - 1, checkRect.Y + checkRect.Height - 5, checkRect.X + checkRect.Width - 4, checkRect.Y + 3);
}
}
}
// Public members
public override void PaintControl(ComboBox control, ControlPaintArgs e)
{
IRuleset ruleset = e.StyleSheet.GetRuleset(control);
RenderUtilities.ApplyColorProperties(control, ruleset);
Rectangle clientRect = control.ClientRectangle;
e.PaintBackground();
// Match the foreground bounds of the default control.
// The text is cut off behind the drop-down arrow.
Rectangle textRect = new Rectangle(clientRect.X + 1, clientRect.Y, clientRect.Width - 21, clientRect.Height);
e.PaintText(textRect);
PaintDropDownArrow(control, e);
e.PaintBorder();
}
// Public members
public override void PaintControl(Control control, ControlPaintArgs e)
{
Rectangle clientRect = control.ClientRectangle;
clientRect.Offset(-1, 1);
Rectangle topButtonRect = new Rectangle(clientRect.X, clientRect.Y, clientRect.Width, clientRect.Height / 2);
Rectangle bottomButtonRect = new Rectangle(topButtonRect.X, clientRect.Y + clientRect.Height / 2, topButtonRect.Width, topButtonRect.Height);
Rectangle topButtonClickRect = topButtonRect;
Rectangle bottomButtonClickRect = bottomButtonRect;
topButtonClickRect.Offset(0, -1);
bottomButtonClickRect.Offset(0, -1);
e.Clear();
e.Graphics.PixelOffsetMode = PixelOffsetMode.HighQuality;
PaintButton(e, topButtonRect, TriangleOrientation.Up, e.StyleSheet.GetRuleset(new ControlNode(control, topButtonClickRect)));
PaintButton(e, bottomButtonRect, TriangleOrientation.Down, e.StyleSheet.GetRuleset(new ControlNode(control, bottomButtonClickRect)));
}
// Public members
public override void PaintControl(Button control, ControlPaintArgs e)
{
TextFormatFlags textFormatFlags = ControlUtilities.GetTextFormatFlags(control.TextAlign);
e.Clear();
e.PaintBackground();
if (control.Image != null)
{
const int horizontalPadding = 4;
const int verticalPadding = 4;
Rectangle imageRect = new Rectangle(horizontalPadding, verticalPadding, control.Width - horizontalPadding * 2, control.Height - verticalPadding * 2);
e.Graphics.DrawImage(control.Image, imageRect, control.ImageAlign);
}
e.PaintText(textFormatFlags);
e.PaintBorder();
}
private void PaintCheck(RadioButton control, ControlPaintArgs e)
{
INode controlNode = new ControlNode(control);
UserNode checkNode = new UserNode(string.Empty, new[] { "Check" });
checkNode.SetParent(controlNode);
checkNode.SetStates(controlNode.States);
IRuleset parentRuleset = e.StyleSheet.GetRuleset(control);
IRuleset ruleset = e.StyleSheet.GetRuleset(checkNode, inherit: false);
if (!ruleset.Any())
{
ruleset = CreateDefaultCheckRuleset();
}
ruleset.InheritProperties(parentRuleset);
Rectangle clientRect = control.ClientRectangle;
Rectangle checkRect = new Rectangle(clientRect.X, clientRect.Y + (int)(clientRect.Height / 2.0f - CheckWidth / 2.0f), CheckWidth, CheckWidth);
e.StyleRenderer.PaintBackground(e.Graphics, checkRect, ruleset);
e.StyleRenderer.PaintBorder(e.Graphics, checkRect, ruleset);
// Draw the checkmark.
if (control.Checked)
{
using (Brush brush = new SolidBrush(ruleset.Color?.Value ?? SystemColors.ControlText)) {
e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
e.Graphics.PixelOffsetMode = PixelOffsetMode.HighQuality;
checkRect.Inflate(-3, -3);
e.Graphics.FillEllipse(brush, checkRect);
}
}
}
// Public members
public override void PaintControl(ListBox control, ControlPaintArgs e)
{
Rectangle borderRect = RenderUtilities.GetOuterBorderRectangle(control, e.StyleSheet.GetRuleset(control));
if (ControlUtilities.GetVisibleScrollBars(control).HasFlag(ScrollBars.Vertical))
{
borderRect = new Rectangle(borderRect.X, borderRect.Y, borderRect.Width + SystemInformation.VerticalScrollBarWidth, borderRect.Height);
}
e.PaintBackground();
if (!e.ParentDraw)
{
GraphicsState graphicsState = e.Graphics.Save();
e.ClipToBorder(borderRect);
PaintItems(control, e);
e.Graphics.Restore(graphicsState);
}
e.PaintBorder(borderRect);
}
private int PaintNodeAndChildNodes(TreeView control, TreeNode node, int visibleIndex, ControlPaintArgs args)
{
if (node.IsVisible)
{
PaintNode(control, node, visibleIndex++, args);
foreach (TreeNode childNode in node.Nodes)
{
visibleIndex = PaintNodeAndChildNodes(control, childNode, visibleIndex, args);
}
}
return(visibleIndex);
}
// Public members
public override void PaintControl(TextBox control, ControlPaintArgs e)
{
IRuleset ruleset = e.StyleSheet.GetRuleset(control);
// Update the color of the TextBox itself.
RenderUtilities.ApplyColorProperties(control, ruleset);
// Draw the background the TextBox.
// The height of regular TextBoxes is 23 pixels, with 3 pixels of horizontal padding.
Rectangle clientRect = control.ClientRectangle;
int x = clientRect.X - 3;
int y = clientRect.Y - 4;
int w = clientRect.Width + 6;
int h = clientRect.Height + 7;
double topWidth = ruleset.BorderTopWidth?.Value ?? 0;
double rightWidth = ruleset.BorderRightWidth?.Value ?? 0;
double bottomWidth = ruleset.BorderBottomWidth?.Value ?? 0;
double leftWidth = ruleset.BorderLeftWidth?.Value ?? 0;
if (topWidth <= 1)
{
topWidth = 0;
}
if (rightWidth <= 1)
{
rightWidth = 0;
}
if (bottomWidth <= 1)
{
bottomWidth = 0;
}
if (leftWidth <= 1)
{
leftWidth = 0;
}
x -= (int)leftWidth;
y -= (int)topWidth;
w += (int)leftWidth + (int)rightWidth;
h += (int)topWidth + (int)bottomWidth;
ScrollBars visibleScrollbars = ControlUtilities.GetVisibleScrollBars(control);
if (visibleScrollbars.HasFlag(ScrollBars.Vertical))
{
w += SystemInformation.VerticalScrollBarWidth;
}
if (visibleScrollbars.HasFlag(ScrollBars.Horizontal))
{
h += SystemInformation.HorizontalScrollBarHeight;
}
//GraphicsState graphicsState = graphics.Save();
Rectangle drawRect = new Rectangle(x, y, w, h);
//graphics.SetClip(drawRect);
e.StyleRenderer.PaintBackground(e.Graphics, drawRect, ruleset);
e.StyleRenderer.PaintBorder(e.Graphics, drawRect, ruleset);
//graphics.Restore(graphicsState);
}
protected virtual void PaintNodeContent(TreeView control, TreeNode node, int visibleIndex, ControlPaintArgs args)
{
UserNode treeNodeNode = new UserNode(string.Empty, new[] { "Node", "TreeViewNode" });
treeNodeNode.SetParent(new ControlNode(control));
if (node.IsSelected)
{
treeNodeNode.AddState(NodeStates.Checked);
}
if (visibleIndex % 2 == 0)
{
treeNodeNode.AddClass("Even");
}
else
{
treeNodeNode.AddClass("Odd");
}
IRuleset treeNodeRuleset = args.StyleSheet.GetRuleset(treeNodeNode);
Rectangle nodeRect = node.Bounds;
Rectangle backgroundRect = new Rectangle(nodeRect.X + 2, nodeRect.Y + 1, nodeRect.Width, nodeRect.Height - 1);
Rectangle textRect = new Rectangle(nodeRect.X + 1, nodeRect.Y + 3, nodeRect.Width - 1, nodeRect.Height - 3);
if (control.FullRowSelect)
{
backgroundRect = new Rectangle(0, backgroundRect.Y, control.Width, backgroundRect.Height);
}
args.StyleRenderer.PaintBackground(args.Graphics, backgroundRect, treeNodeRuleset);
args.StyleRenderer.PaintText(args.Graphics, textRect, treeNodeRuleset, node.Text, control.Font, TextFormatFlags.Default | TextFormatFlags.VerticalCenter);
args.StyleRenderer.PaintBorder(args.Graphics, backgroundRect, treeNodeRuleset);
}
