protected override void OnDropDown(EventArgs e)
{
if (Items.Count <= 1)
{
Font selected = this.Font;
this.BeginUpdate();
Items.Clear();
foreach (FontFamily ff in FontFamily.Families)
{
foreach (FontStyle style in Enum.GetValues(typeof(FontStyle)))
{
if (ff.IsStyleAvailable(style))
{
Items.Add(new FontAndStyle(ff, style));
}
}
}
SelectedItem = new FontAndStyle(selected.FontFamily, selected.Style);
this.EndUpdate();
}
base.OnDropDown(e);
}
protected override void OnDrawItem(DrawItemEventArgs e)
{
Graphics grfx = e.Graphics;
Rectangle rectColor = new Rectangle(e.Bounds.Left, e.Bounds.Top, 2 * e.Bounds.Height, e.Bounds.Height);
rectColor.Inflate(-1, -1);
Rectangle rectText = new Rectangle(e.Bounds.Left + 2 * e.Bounds.Height,
e.Bounds.Top,
e.Bounds.Width - 2 * e.Bounds.Height,
e.Bounds.Height);
if (this.Enabled)
{
e.DrawBackground();
}
FontAndStyle item = e.Index >= 0 ? (FontAndStyle)Items[e.Index] : FontAndStyle.Default;
SolidBrush foreColorBrush = new SolidBrush(e.ForeColor);
Font font = new Font(item.Family, Font.Size, item.Style);
grfx.DrawString("Abc", font, foreColorBrush, rectColor);
grfx.DrawString(item.ToString(), Font, foreColorBrush, rectText);
font.Dispose();
}
public override bool Equals(object obj)
{
if (obj == null || !(obj is FontAndStyle))
{
return(false);
}
FontAndStyle from = (FontAndStyle)obj;
return(this.Family == from.Family && this.Style == from.Style);
}
void SetDataSource(Font selected)
{
if (Items.Count > 1)
{
Items.Clear();
}
if (Items.Count == 0)
{
Items.Add(new FontAndStyle(selected.FontFamily, selected.Style));
}
else
{
Items[0] = new FontAndStyle(selected.FontFamily, selected.Style);
}
SelectedIndex = 0;
}
protected override void OnDropDown(EventArgs e)
{
if (Items.Count <= 1)
{
Font selected = this.Font;
this.BeginUpdate();
Items.Clear();
foreach (FontFamily ff in FontFamily.Families)
{
foreach (FontStyle style in Enum.GetValues(typeof(FontStyle)))
{
if (ff.IsStyleAvailable(style))
Items.Add(new FontAndStyle(ff, style));
}
}
SelectedItem = new FontAndStyle(selected.FontFamily, selected.Style);
this.EndUpdate();
}
base.OnDropDown(e);
}
void SetDataSource(Font selected)
{
if (Items.Count > 1)
Items.Clear();
if(Items.Count==0)
Items.Add(new FontAndStyle(selected.FontFamily,selected.Style));
else
Items[0] = new FontAndStyle(selected.FontFamily,selected.Style);
SelectedIndex = 0;
}