protected override void OnRenderButtonBackground(ToolStripItemRenderEventArgs e)
{
ToolStripButton item = e.Item as ToolStripButton;
Graphics g = e.Graphics;
Rectangle bounds = new Rectangle(Point.Empty, item.Size);
if (item.CheckState == CheckState.Unchecked)
{
RenderItemInternal(e, /*useHotBorder = */ true);
}
else
{
Rectangle fillRect = (item.Selected) ? item.ContentRectangle : bounds;
if (item.BackgroundImage != null)
{
MyControlPaint.DrawBackgroundImage(g, item.BackgroundImage, item.BackColor, item.BackgroundImageLayout, bounds, fillRect);
}
if (UseSystemColors)
{
if (item.Selected)
{
RenderPressedButtonFill(g, bounds);
}
else
{
RenderCheckedButtonFill(g, bounds);
}
using (Pen p = new Pen(ColorTable.ButtonSelectedBorder))
{
g.DrawRectangle(p, bounds.X, bounds.Y, bounds.Width - 1, bounds.Height - 1);
}
}
else
{
if (item.Selected)
{
RenderPressedButtonFill(g, bounds);
}
else
{
RenderCheckedButtonFill(g, bounds);
}
using (Pen p = new Pen(ColorTable.ButtonSelectedBorder))
{
g.DrawRectangle(p, bounds.X, bounds.Y, bounds.Width - 1, bounds.Height - 1);
}
}
}
}
private void RenderItemInternal(ToolStripItemRenderEventArgs e, bool useHotBorder)
{
Graphics g = e.Graphics;
ToolStripItem item = e.Item;
Rectangle bounds = new Rectangle(Point.Empty, item.Size);
bool drawHotBorder = false;
Rectangle fillRect = (item.Selected) ? item.ContentRectangle : bounds;
if (item.BackgroundImage != null)
{
MyControlPaint.DrawBackgroundImage(g, item.BackgroundImage, item.BackColor, item.BackgroundImageLayout, bounds, fillRect);
}
if (item.Pressed)
{
RenderPressedButtonFill(g, bounds);
drawHotBorder = useHotBorder;
}
else if (item.Selected)
{
RenderSelectedButtonFill(g, bounds);
drawHotBorder = useHotBorder;
}
else if (item.Owner != null && item.BackColor != item.Owner.BackColor)
{
using (Brush b = new SolidBrush(item.BackColor))
{
g.FillRectangle(b, bounds);
}
}
if (drawHotBorder)
{
using (Pen p = new Pen(ColorTable.ButtonSelectedBorder))
{
g.DrawRectangle(p, bounds.X, bounds.Y, bounds.Width - 1, bounds.Height - 1);
}
}
}
protected override void OnRenderMenuItemBackground(ToolStripItemRenderEventArgs e)
{
ToolStripItem item = e.Item;
Graphics g = e.Graphics;
Rectangle bounds = new Rectangle(Point.Empty, item.Size);
if ((bounds.Width == 0) || (bounds.Height == 0))
{
return; // can't new up a linear gradient brush with no dimension.
}
//ControlBoxMenuItem
bool itemIsControlBoxMenuItem = item.GetType().Name == "ControlBoxMenuItem";
if (itemIsControlBoxMenuItem)
{
if (item.BackColor != SystemColors.Control)
{
item.BackColor = SystemColors.Control;
}
}
if (item.GetType().Name == "MdiControlStrip")
{
return; // no highlights are painted behind a system menu item
}
if (item.IsOnDropDown)
{
bounds = MyControlPaint.DeflateRect(bounds, dropDownMenuItemPaintPadding);
if (item.Selected)
{
Color borderColor = ColorTable.MenuItemBorder;
if (item.Enabled)
{
if (UseSystemColors)
{
borderColor = SystemColors.Highlight;
RenderSelectedButtonFill(g, bounds);
}
else
{
using (Brush b = new SolidBrush(ColorTable.MenuItemSelected))
{
g.FillRectangle(b, bounds);
}
}
}
// draw selection border - always drawn regardless of Enabled.
using (Pen p = new Pen(borderColor))
{
g.DrawRectangle(p, bounds.X, bounds.Y, bounds.Width - 1, bounds.Height - 1);
}
}
else
{
Rectangle fillRect = bounds;
if (item.BackgroundImage != null)
{
MyControlPaint.DrawBackgroundImage(g, item.BackgroundImage, item.BackColor, item.BackgroundImageLayout, bounds, fillRect);
}
else
if (item.Owner != null && item.BackColor != item.Owner.BackColor)
{
using (Brush b = new SolidBrush(item.BackColor))
{
g.FillRectangle(b, fillRect);
}
}
}
}
else
{
if (item.Pressed)
{
// Toplevel toolstrip rendering
RenderPressedGradient(g, bounds);
}
else if (item.Selected)
{
//Hot, Pressed behavior
// Fill with orange
Color borderColor = ColorTable.MenuItemBorder;
if (item.Enabled)
{
if (itemIsControlBoxMenuItem)
{
borderColor = SystemColors.Highlight;
RenderSelectedButtonFill(g, bounds, SystemColors.ButtonHighlight);
}
else if (UseSystemColors)
{
borderColor = SystemColors.Highlight;
RenderSelectedButtonFill(g, bounds);
}
else
{
using (Brush b = new LinearGradientBrush(bounds, ColorTable.MenuItemSelectedGradientBegin, ColorTable.MenuItemSelectedGradientEnd, LinearGradientMode.Vertical))
{
g.FillRectangle(b, bounds);
}
}
}
// draw selection border - always drawn regardless of Enabled.
using (Pen p = new Pen(borderColor))
{
g.DrawRectangle(p, bounds.X, bounds.Y, bounds.Width - 1, bounds.Height - 1);
}
}
else
{
Rectangle fillRect = bounds;
if (item.BackgroundImage != null)
{
MyControlPaint.DrawBackgroundImage(g, item.BackgroundImage, item.BackColor, item.BackgroundImageLayout, bounds, fillRect);
}
else
if (item.Owner != null && item.BackColor != item.Owner.BackColor)
{
using (Brush b = new SolidBrush(item.BackColor))
{
g.FillRectangle(b, fillRect);
}
}
}
}
}