public void Draw(object item, Graphics g, Rectangle boundRect, bool drawSelected)
{
if (!IsHandled(item))
{
return;
}
RichText.RichText text = ((ListItem)myItems[item]).RichText;
Image icon = ((ListItem)myItems[item]).Icon;
Rectangle rect = CalculateItemRectangle(item, boundRect);
Rectangle contentRect = CalculateContentRectangle(item, g, rect);
// Center content vertically
if (contentRect.Height < rect.Height)
{
int topOffset = (rect.Height - contentRect.Height) / 2;
contentRect.Y += topOffset;
}
//object selectedItem = myListBox.SelectedIndex < 0 || myListBox.SelectedIndex >= myListBox.Items.Count
// ? null : myListBox.Items[myListBox.SelectedIndex];
g.FillRectangle(new SolidBrush(myListBox.BackColor), boundRect);
if (drawSelected)
{
Color backgroundColor = Colors.ListSelectionBackColor(myListBox.Focused);
text = (RichText.RichText)text.Clone();
g.FillRectangle(new SolidBrush(backgroundColor), rect);
text.SetColors(SystemColors.HighlightText, backgroundColor);
}
if (icon != null)
{
DrawIcon(g, icon, boundRect, item);
}
IntPtr hdc = g.GetHdc();
try
{
text.Draw(hdc, contentRect);
//System.Console.WriteLine(text.ToString());
}
finally
{
g.ReleaseHdc(hdc);
}
if (drawSelected && myListBox.Focused)
{
DrawDottedRectangle(g, rect);
}
}
public void Draw(System.Windows.Forms.ListViewItem item, System.Drawing.Graphics g, Rectangle boundRect)
{
if (!IsHandled(item))
{
return;
}
ListView listView = item.ListView;
RichText.RichText text = (RichText.RichText)myItems[item];
Rectangle rect = CalculateItemRectangle(item, boundRect);
Rectangle contentRect = CalculateContentRectangle(item, g, rect);
// Center content vertically
if (contentRect.Height < rect.Height)
{
int topOffset = (rect.Height - contentRect.Height) / 2;
contentRect.Y += topOffset;
}
g.FillRectangle(new SolidBrush(listView.BackColor), rect);
if (item.Selected)
{
Color backgroundColor = Colors.ListSelectionBackColor(listView.Focused);
text = (RichText.RichText)text.Clone();
g.FillRectangle(new SolidBrush(backgroundColor), rect);
text.SetColors(SystemColors.HighlightText, backgroundColor);
}
g.SetClip(rect);
IntPtr hdc = g.GetHdc();
try
{
text.Draw(hdc, contentRect);
}
finally
{
g.ReleaseHdc(hdc);
}
if (item.Selected && listView.Focused)
{
DrawDottedRectangle(g, rect);
}
}
public void Draw(TreeNode node, IntPtr hdc, Rectangle rect)
{
if (!IsHandled(node) || node.Bounds.IsEmpty || node.IsEditing)
{
return;
}
CustomTreeView.CustomTreeView treeView = (CustomTreeView.CustomTreeView)node.TreeView;
int offset = CalculateOffset(node);
RichText.RichText text = (RichText.RichText)myNodes[node];
Rectangle contentRect = CalculateContentRectangle(node, hdc, offset);
rect.X += offset;
rect.Width -= offset;
Rectangle fullRect = new Rectangle(contentRect.X - 1, node.Bounds.Top, contentRect.Width + 5, node.Bounds.Height);
//g.SetClip(fullRect);
TreeNode dropHiliteNode = treeView.DraggingOver ? treeView.DropHighlightedNode : null;
bool hasFocus = node.TreeView.Focused;
bool drawSelected = treeView.DraggingOver
? (node == dropHiliteNode)
: node.IsSelected && hasFocus;
bool drawNonfocusedSelection = node.IsSelected && !node.TreeView.HideSelection &&
(!hasFocus || treeView.DraggingOver);
Color backColor;
if (drawSelected)
{
backColor = SystemColors.Highlight;
}
else if (drawNonfocusedSelection)
{
backColor = SystemColors.Control;
}
else
{
backColor = treeView.BackColor;
}
IntPtr hBrush = Win32Declarations.CreateSolidBrush(Win32Declarations.ColorToRGB(backColor));
RECT lineRect = new RECT(fullRect.Left - 1, node.Bounds.Top, fullRect.Right + 1, node.Bounds.Bottom);
Win32Declarations.FillRect(hdc, ref lineRect, hBrush);
Win32Declarations.DeleteObject(hBrush);
if (drawSelected)
{
text = (RichText.RichText)text.Clone();
text.SetColors(SystemColors.HighlightText, SystemColors.Highlight);
}
else if (drawNonfocusedSelection)
{
text = (RichText.RichText)text.Clone();
text.SetColors(SystemColors.WindowText, SystemColors.Control);
}
text.Draw(hdc, contentRect);
if (hasFocus && treeView.SelectedNode == node && treeView.NeedFocusRect() && dropHiliteNode == null)
{
RECT rc = new RECT(fullRect.Left - 1, fullRect.Top, fullRect.Right + 1, fullRect.Bottom);
Win32Declarations.DrawFocusRect(hdc, ref rc);
}
}