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);
}
private void PaintItem(Graphics graphics, ListViewItem item)
{
Rectangle bounds = item.Bounds;
UserNode node = new UserNode(bounds, item.ListView.PointToClient(Cursor.Position));
node.AddClass("ListViewItem");
node.AddClass("Item");
node.SetParent(new ControlNode(item.ListView));
if (item.Index % 2 == 0)
{
node.AddClass("Even");
}
else
{
node.AddClass("Odd");
}
if (item.Selected)
{
node.AddState(NodeStates.Checked);
}
IRuleset ruleset = styleSheet.GetRuleset(node);
Rectangle rect = new Rectangle(bounds.X, bounds.Y, bounds.Width, bounds.Height);
styleRenderer.PaintBackground(graphics, rect, ruleset);
styleRenderer.PaintBorder(graphics, rect, ruleset);
}
private void PaintSubItem(Graphics graphics, ListViewItem item, ListViewItem.ListViewSubItem subItem)
{
ListView listView = item.ListView;
ColumnHeader columnHeader = listView.Columns[item.SubItems.IndexOf(subItem)];
Rectangle bounds = subItem.Bounds;
UserNode node = new UserNode(bounds, listView.PointToClient(Cursor.Position));
node.SetClass("ListViewItem");
node.AddClass("Item");
node.SetParent(new ControlNode(listView));
if (item.Selected)
{
node.AddState(NodeStates.Checked);
}
int textPadding = 4;
IRuleset ruleset = styleSheet.GetRuleset(node);
Rectangle itemRect = new Rectangle(bounds.X, bounds.Y, columnHeader.Width, bounds.Height);
Rectangle textRect = new Rectangle(itemRect.X + textPadding, itemRect.Y, itemRect.Width - textPadding * 2, itemRect.Height);
TextFormatFlags textFormatFlags = TextFormatFlags.Left | TextFormatFlags.VerticalCenter | TextFormatFlags.EndEllipsis | TextFormatFlags.NoPrefix;
styleRenderer.PaintText(graphics, textRect, ruleset, subItem.Text, subItem.Font, textFormatFlags);
styleRenderer.PaintBorder(graphics, itemRect, ruleset);
}
// 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);
}
}
}
}
private INode CreateItemNode(ListBox control, int itemindex)
{
object item = control.Items[itemindex];
Rectangle itemRect = control.GetItemRectangle(itemindex);
NodeStates states = NodeStates.None;
if (control.SelectedItems.Contains(item))
{
states |= NodeStates.Checked;
}
if (ControlUtilities.MouseIntersectsWith(control, itemRect))
{
if (Control.MouseButtons.HasFlag(MouseButtons.Left))
{
states |= NodeStates.Active;
}
else
{
states |= NodeStates.Hover;
}
}
UserNode node = new UserNode(string.Empty, new[] { "ListBoxItem", "Item" });
node.SetParent(new ControlNode(control));
node.SetStates(states);
if (itemindex % 2 == 0)
{
node.AddClass("even");
}
else
{
node.AddClass("odd");
}
return(node);
}
private UserNode GetColumnHeaderNode(ColumnHeader columnHeader)
{
Rectangle bounds = GetColumnHeaderBounds(columnHeader);
UserNode node = new UserNode(bounds, columnHeader.ListView.PointToClient(Cursor.Position));
node.SetParent(new ControlNode(columnHeader.ListView));
node.AddClass("ColumnHeader");
node.AddClass("Header");
if (columnHeader.Index % 2 == 0)
{
node.AddClass("Even");
}
else
{
node.AddClass("Odd");
}
return(node);
}
public void CellPainting(object sender, DataGridViewCellPaintingEventArgs e)
{
if (sender is DataGridView dataGridView)
{
bool isColumnHeader = DataGridViewUtilities.IsColumnHeaderIndex(e.RowIndex);
bool isRowHeader = DataGridViewUtilities.IsRowHeaderIndex(e.ColumnIndex);
bool isHeader = isColumnHeader || isRowHeader;
bool isSelected = e.State.HasFlag(DataGridViewElementStates.Selected);
UserNode cellNode = new UserNode(e.CellBounds, dataGridView.PointToClient(Cursor.Position));
cellNode.AddClass("Cell");
cellNode.SetParent(new ControlNode(sender as DataGridView));
if (isColumnHeader)
{
cellNode.AddClass("ColumnHeader");
}
else if (isRowHeader)
{
cellNode.AddClass("RowHeader");
}
if (isHeader)
{
cellNode.AddClass("Header");
}
if (e.RowIndex % 2 == 0)
{
cellNode.AddClass("Even");
}
else
{
cellNode.AddClass("Odd");
}
if (isSelected)
{
cellNode.AddState(NodeStates.Checked);
}
IRuleset ruleset = styleSheet.GetRuleset(cellNode);
if (RespectNonDefaultCellColors)
{
ruleset = SetNonDefaultCellColors(ruleset, dataGridView, e);
}
if (ruleset.Color.HasValue())
{
if (isSelected)
{
e.CellStyle.SelectionForeColor = ruleset.Color.Value;
}
else
{
e.CellStyle.ForeColor = ruleset.Color.Value;
}
}
if (ruleset.BackgroundColor.HasValue())
{
if (isSelected)
{
e.CellStyle.SelectionBackColor = ruleset.BackgroundColor.Value;
}
else
{
e.CellStyle.BackColor = ruleset.BackgroundColor.Value;
}
}
if (ruleset.Opacity.HasValue() && ruleset.Opacity.Value < 1.0f)
{
// Draw the part of the DataGridView background behind the cell.
styleRenderer.PaintParentBackground(e.Graphics, e.CellBounds, dataGridView.ClientRectangle, styleSheet.GetRuleset(dataGridView));
}
styleRenderer.PaintBackground(e.Graphics, e.CellBounds, ruleset);
e.PaintContent(e.ClipBounds);
styleRenderer.PaintBorder(e.Graphics, e.CellBounds, ruleset);
e.Handled = true;
}
}
