private void listBox1_DrawItem(object sender, DrawItemEventArgs e)
{
ListBox list = (ListBox)sender;
FormattedListItemWrapper item = list.Items[e.Index] as FormattedListItemWrapper;
Font font = null;
Color foreColor = Color.Empty;
Color backColor = Color.Empty;
if (item != null)
{
font = item.Font;
foreColor = item.ForeColor;
backColor = item.BackColor;
}
if (font == null)
{
font = list.Font;
}
Brush brush;
if (foreColor == Color.Empty)
{
brush = Brushes.Black;
}
else
{
brush = new SolidBrush(item.ForeColor);
}
if ((e.State & DrawItemState.Selected) == DrawItemState.Selected)
{
brush = Brushes.White;
}
if (backColor == Color.Empty)
{
e.DrawBackground();
}
else
{
Brush brushBackground = new SolidBrush(item.BackColor);
e.Graphics.FillRectangle(brushBackground, e.Bounds);
}
string text = list.Items[e.Index].ToString();
e.Graphics.DrawString(text, font, brush, e.Bounds.X, e.Bounds.Y);
}
private void listBox1_MeasureItem(object sender, MeasureItemEventArgs e)
{
ListBox list = (ListBox)sender;
FormattedListItemWrapper item = list.Items[e.Index] as FormattedListItemWrapper;
if (item == null || item.Font == null)
{
e.ItemHeight = 15;
}
else
{
Font font = item.Font;
e.ItemHeight = font.Height;
}
}
private void Form1_Load(object sender, EventArgs e)
{
listBox1.MeasureItem += new MeasureItemEventHandler(listBox1_MeasureItem);
listBox1.DrawItem += new DrawItemEventHandler(listBox1_DrawItem);
InstalledFontCollection families = new InstalledFontCollection();
foreach (FontFamily family in families.Families)
{
try
{
Font font = new Font(family.Name, 11);
FormattedListItemWrapper item = new FormattedListItemWrapper(family.Name, font);
listBox1.Items.Add(item);
}
catch (ArgumentException err)
{
// ignore this font
}
}
}
