protected override void OnDrawItem(DrawListViewItemEventArgs e)
{
//We draw the current line of items (= item with subitems) on a temp bitmap, then draw the bitmap at once. This is to reduce flickering.
var b = new Bitmap(e.Item.Bounds.Width, e.Item.Bounds.Height);
var g = Graphics.FromImage(b);
//always draw default background
g.FillRectangle(new SolidBrush(MaterialSkinManager.GetApplicationBackgroundColor()), new Rectangle(new Point(e.Bounds.X, 0), e.Bounds.Size));
if (e.State.HasFlag(ListViewItemStates.Selected))
{
//selected background
g.FillRectangle(MaterialSkinManager.GetFlatButtonPressedBackgroundBrush(), new Rectangle(new Point(e.Bounds.X, 0), e.Bounds.Size));
}
else if (e.Bounds.Contains(MouseLocation) && MouseState == MouseState.HOVER)
{
//hover background
g.FillRectangle(MaterialSkinManager.GetFlatButtonHoverBackgroundBrush(), new Rectangle(new Point(e.Bounds.X, 0), e.Bounds.Size));
}
//Draw separator
g.DrawLine(new Pen(MaterialSkinManager.GetDividersColor()), e.Bounds.Left, 0, e.Bounds.Right, 0);
foreach (ListViewItem.ListViewSubItem subItem in e.Item.SubItems)
{
//Draw text
g.DrawString(subItem.Text, MaterialSkinManager.ROBOTO_MEDIUM_10, MaterialSkinManager.GetPrimaryTextBrush(),
new Rectangle(subItem.Bounds.X + ITEM_PADDING, ITEM_PADDING, subItem.Bounds.Width - 2 * ITEM_PADDING, subItem.Bounds.Height - 2 * ITEM_PADDING),
getStringFormat());
}
e.Graphics.DrawImage((Image)b.Clone(), new Point(0, e.Item.Bounds.Location.Y));
g.Dispose();
b.Dispose();
}
protected override void OnPaint(PaintEventArgs e)
{
var g = e.Graphics;
g.TextRenderingHint = TextRenderingHint.AntiAlias;
g.Clear(MaterialSkinManager.GetApplicationBackgroundColor());
g.FillRectangle(MaterialSkinManager.ColorScheme.DarkPrimaryBrush, statusBarBounds);
g.FillRectangle(MaterialSkinManager.ColorScheme.PrimaryBrush, actionBarBounds);
//Draw border
using (var borderPen = new Pen(MaterialSkinManager.GetDividersColor(), 1))
{
g.DrawLine(borderPen, new Point(0, actionBarBounds.Bottom), new Point(0, Height - 2));
g.DrawLine(borderPen, new Point(Width - 1, actionBarBounds.Bottom), new Point(Width - 1, Height - 2));
g.DrawLine(borderPen, new Point(0, Height - 1), new Point(Width - 1, Height - 1));
}
// Determine whether or not we even should be drawing the buttons.
bool showMin = MinimizeBox && ControlBox;
bool showMax = MaximizeBox && ControlBox;
var hoverBrush = MaterialSkinManager.GetFlatButtonHoverBackgroundBrush();
var downBrush = MaterialSkinManager.GetFlatButtonPressedBackgroundBrush();
// When MaximizeButton == false, the minimize button will be painted in its place
if (buttonState == ButtonState.MinOver && showMin)
{
g.FillRectangle(hoverBrush, showMax ? minButtonBounds : maxButtonBounds);
}
if (buttonState == ButtonState.MinDown && showMin)
{
g.FillRectangle(downBrush, showMax ? minButtonBounds : maxButtonBounds);
}
if (buttonState == ButtonState.MaxOver && showMax)
{
g.FillRectangle(hoverBrush, maxButtonBounds);
}
if (buttonState == ButtonState.MaxDown && showMax)
{
g.FillRectangle(downBrush, maxButtonBounds);
}
if (buttonState == ButtonState.XOver && ControlBox)
{
g.FillRectangle(hoverBrush, xButtonBounds);
}
if (buttonState == ButtonState.XDown && ControlBox)
{
g.FillRectangle(downBrush, xButtonBounds);
}
using (var formButtonsPen = new Pen(MaterialSkinManager.ACTION_BAR_TEXT_SECONDARY, 2))
{
// Minimize button.
if (showMin)
{
int x = showMax ? minButtonBounds.X : maxButtonBounds.X;
int y = showMax ? minButtonBounds.Y : maxButtonBounds.Y;
g.DrawLine(
formButtonsPen,
x + (int)(minButtonBounds.Width * 0.33),
y + (int)(minButtonBounds.Height * 0.66),
x + (int)(minButtonBounds.Width * 0.66),
y + (int)(minButtonBounds.Height * 0.66)
);
}
// Maximize button
if (showMax)
{
g.DrawRectangle(
formButtonsPen,
maxButtonBounds.X + (int)(maxButtonBounds.Width * 0.33),
maxButtonBounds.Y + (int)(maxButtonBounds.Height * 0.36),
(int)(maxButtonBounds.Width * 0.39),
(int)(maxButtonBounds.Height * 0.31)
);
}
// Close button
if (ControlBox)
{
g.DrawLine(
formButtonsPen,
xButtonBounds.X + (int)(xButtonBounds.Width * 0.33),
xButtonBounds.Y + (int)(xButtonBounds.Height * 0.33),
xButtonBounds.X + (int)(xButtonBounds.Width * 0.66),
xButtonBounds.Y + (int)(xButtonBounds.Height * 0.66)
);
g.DrawLine(
formButtonsPen,
xButtonBounds.X + (int)(xButtonBounds.Width * 0.66),
xButtonBounds.Y + (int)(xButtonBounds.Height * 0.33),
xButtonBounds.X + (int)(xButtonBounds.Width * 0.33),
xButtonBounds.Y + (int)(xButtonBounds.Height * 0.66));
}
}
//Form title
g.DrawString(Text, MaterialSkinManager.ROBOTO_MEDIUM_12, MaterialSkinManager.ColorScheme.TextBrush, new Rectangle(MaterialSkinManager.FORM_PADDING, STATUS_BAR_HEIGHT, Width, ACTION_BAR_HEIGHT), new StringFormat {
LineAlignment = StringAlignment.Center
});
if (!DesignMode && Controls.Count > 0 && !resizing)
{
this.DrawChildShadow(g);
}
}
