protected override void OnDrawSubItem(DrawListViewSubItemEventArgs e)
{
switch (DrawMode)
{
case drawMode.Default:
base.OnDrawSubItem(e);
break;
case drawMode.Stylish:
base.OnDrawSubItem(e);
Graphics g = e.Graphics;
g.SmoothingMode = Smoothing;
g.TextRenderingHint = TextRendering;
TextFormatFlags flags = TextFormatFlags.Left;
using (StringFormat sf = new StringFormat())
{
// Store the column text alignment, letting it default
// to Left if it has not been set to Center or Right.
switch (e.Header.TextAlign)
{
case HorizontalAlignment.Center:
sf.Alignment = StringAlignment.Center;
flags = TextFormatFlags.HorizontalCenter;
break;
case HorizontalAlignment.Right:
sf.Alignment = StringAlignment.Far;
flags = TextFormatFlags.Right;
break;
}
// Draw the text and background for a subitem with a
// negative value.
double subItemValue;
if (e.ColumnIndex > 0 && Double.TryParse(
e.SubItem.Text, NumberStyles,
NumberFormatInfo.CurrentInfo, out subItemValue) &&
subItemValue < 0)
{
// Unless the item is selected, draw the standard
// background to make it stand out from the gradient.
if ((e.ItemState & ListViewItemStates.Selected) == 0)
{
e.DrawBackground();
}
// Draw the subitem text in red to highlight it.
g.DrawString(e.SubItem.Text,
Font, new SolidBrush(SubTextColor), e.Bounds, sf);
return;
}
if (ShowCellBorder)
{
foreach (var items in Items)
{
e.Graphics.DrawRectangle(CellBorderFocused.GetPen(), new Rectangle(e.Bounds.X + (int)HeaderBorder.GetPen().Width, e.Bounds.Y + (int)HeaderBorder.GetPen().Width, e.Bounds.Width - (2 * (int)HeaderBorder.GetPen().Width), e.Bounds.Height - (2 * (int)HeaderBorder.GetPen().Width)));
}
}
// Draw normal text for a subitem with a nonnegative
// or nonnumerical value.
e.DrawText(flags);
}
break;
}
}
protected override void OnDrawColumnHeader(DrawListViewColumnHeaderEventArgs e)
{
switch (DrawMode)
{
case drawMode.Default:
base.OnDrawColumnHeader(e);
break;
case drawMode.Stylish:
base.OnDrawColumnHeader(e);
if (!HideHeader)
{
int internalWidth = e.Bounds.Width - (2 * (int)HeaderBorder.GetPen().Width);
int internalHeight = (e.Bounds.Height - (2 * (int)HeaderBorder.GetPen().Width));
Graphics g = e.Graphics;
GraphicsPath BG = CreateRoundRect(e.Bounds.X + (int)HeaderBorder.GetPen().Width, e.Bounds.Y + (int)HeaderBorder.GetPen().Width, internalWidth - 3, internalHeight - 3, radius);
g.SmoothingMode = Smoothing;
g.TextRenderingHint = TextRendering;
SizeF fs = g.MeasureString(e.Header.Text, HeaderFont, e.Bounds.Width).ToSize();
using (StringFormat sf = new StringFormat())
{
// Store the column text alignment, letting it default
// to Left if it has not been set to Center or Right.
switch (e.Header.TextAlign)
{
case HorizontalAlignment.Center:
sf.Alignment = StringAlignment.Center;
break;
case HorizontalAlignment.Right:
sf.Alignment = StringAlignment.Far;
break;
}
if (rounding)
{
if (ShowBorder)
{
g.FillPath(ColumnHeader.GetBrush(new Rectangle(e.Bounds.X + (int)HeaderBorder.GetPen().Width, e.Bounds.Y + (int)HeaderBorder.GetPen().Width, internalWidth - 3, internalHeight - 3)), BG);
g.DrawPath(HeaderBorder.GetPen(), BG);
//g.DrawRectangle(HeaderBorder.GetPen(), new Rectangle(e.Bounds.X + (int)HeaderBorder.GetPen().Width, e.Bounds.Y + (int)HeaderBorder.GetPen().Width, e.Bounds.Width - (2 * (int)HeaderBorder.GetPen().Width), e.Bounds.Height - (2 * (int)HeaderBorder.GetPen().Width)));
}
else
{
BG = CreateRoundRect(e.Bounds.X, e.Bounds.Y, internalWidth, internalHeight, radius);
g.FillPath(ColumnHeader.GetBrush(new Rectangle(e.Bounds.X, e.Bounds.Y, internalWidth, internalHeight)), BG);
}
}
else
{
g.FillRectangle(ColumnHeader.GetBrush(e.Bounds), e.Bounds);
if (ShowBorder)
{
g.DrawRectangle(HeaderBorder.GetPen(), new Rectangle(e.Bounds.X + (int)HeaderBorder.GetPen().Width, e.Bounds.Y + (int)HeaderBorder.GetPen().Width, e.Bounds.Width - (2 * (int)HeaderBorder.GetPen().Width), e.Bounds.Height - (2 * (int)HeaderBorder.GetPen().Width)));
}
}
if (ShowHeaderLine)
{
foreach (ColumnHeader items in Columns)
{
//g.DrawRectangle(new Pen(LineColor,lineHeight), new Rectangle(e.Bounds.X, e.Bounds.Y + (int)fs.Height + (int)(fs.Height / 4), items.Width, LineHeight));
g.DrawLine(new Pen(LineColor, lineHeight), new Point(e.Bounds.X, e.Bounds.Y + (int)fs.Height /*+ (int)(fs.Height / 10)*/), new Point(e.Bounds.X + e.Bounds.Width, e.Bounds.Y + (int)fs.Height /*+ (int)(fs.Height / 10)*/));
}
}
switch (HeaderAlignment)
{
case headerAlignment.Left:
g.DrawString(e.Header.Text, HeaderFont,
new SolidBrush(HeaderColor), e.Bounds, sf);
break;
case headerAlignment.Center:
foreach (ColumnHeader items in Columns)
{
g.DrawString(e.Header.Text, HeaderFont,
new SolidBrush(HeaderColor), new Rectangle(e.Bounds.X + (e.Bounds.Width / 2 - (int)(fs.Width / 2)), e.Bounds.Y, e.Bounds.Width, e.Bounds.Height), sf);
}
break;
case headerAlignment.Right:
foreach (ColumnHeader items in Columns)
{
g.DrawString(e.Header.Text, HeaderFont,
new SolidBrush(HeaderColor), new Rectangle(e.Bounds.X + (e.Bounds.Width - (int)fs.Width), e.Bounds.Y, e.Bounds.Width, e.Bounds.Height), sf);
}
break;
default:
throw new ArgumentOutOfRangeException();
}
}
}
if (!DesignMode)
{
GC.Collect();
}
return;
}
}
protected override void OnDrawItem(DrawListViewItemEventArgs e)
{
switch (DrawMode)
{
case drawMode.Default:
base.OnDrawItem(e);
break;
case drawMode.Stylish:
base.OnDrawItem(e);
if ((e.State & ListViewItemStates.Selected) != 0)
{
// Draw the background and focus rectangle for a selected item.
e.Graphics.FillRectangle(FillFocused.GetBrush(e.Bounds), e.Bounds);
if (SurrondBorder)
{
e.Graphics.DrawRectangle(CellBorderFocused.GetPen(), new Rectangle(e.Bounds.X + (int)HeaderBorder.GetPen().Width, e.Bounds.Y + (int)HeaderBorder.GetPen().Width, e.Bounds.Width - (2 * (int)HeaderBorder.GetPen().Width), e.Bounds.Height - (2 * (int)HeaderBorder.GetPen().Width)));
}
e.DrawFocusRectangle();
}
else
{
e.Graphics.FillRectangle(FillUnfocused.GetBrush(e.Bounds), e.Bounds);
if (SurrondBorder)
{
e.Graphics.DrawRectangle(CellBorderUnFocused.GetPen(), new Rectangle(e.Bounds.X + (int)HeaderBorder.GetPen().Width, e.Bounds.Y + (int)HeaderBorder.GetPen().Width, e.Bounds.Width - (2 * (int)HeaderBorder.GetPen().Width), e.Bounds.Height - (2 * (int)HeaderBorder.GetPen().Width)));
}
}
// Draw the item text for views other than the Details view.
if (View != View.Details)
{
e.DrawText();
}
break;
}
}
