/// <summary>
/// Initialize a new instance of the VisualPopupGroup class.
/// </summary>
/// <param name="ribbon">Reference to owning ribbon control.</param>
/// <param name="ribbonGroup">Reference to ribbon group for display.</param>
/// <param name="renderer">Drawing renderer.</param>
public VisualPopupGroup(KryptonRibbon ribbon,
KryptonRibbonGroup ribbonGroup,
IRenderer renderer)
: base(renderer, true)
{
Debug.Assert(ribbon != null);
Debug.Assert(ribbonGroup != null);
// Remember references needed later
_ribbon = ribbon;
_ribbonGroup = ribbonGroup;
// Create a view element for drawing the group
_viewGroup = new ViewDrawRibbonGroup(ribbon, ribbonGroup, NeedPaintDelegate);
_viewGroup.Collapsed = false;
// Create the background that will contain the actual group instance
_viewBackground = new ViewDrawRibbonGroupsBorder(ribbon, true, NeedPaintDelegate);
_viewBackground.Add(_viewGroup);
// Attach the root to the view manager instance
ViewManager = new ViewRibbonPopupGroupManager(this, ribbon, _viewBackground, _viewGroup, NeedPaintDelegate);
// Create and add a hidden button to act as the focus target
_hiddenFocusTarget = new Button();
_hiddenFocusTarget.TabStop = false;
_hiddenFocusTarget.Location = new Point(-_hiddenFocusTarget.Width, -_hiddenFocusTarget.Height);
CommonHelper.AddControlToParent(this, _hiddenFocusTarget);
}
/// <summary>
/// Paint the provided rectangle.
/// </summary>
/// <param name="g">Graphics to use for drawing.</param>
/// <param name="rect">Rectangle to be drawn.</param>
/// <param name="edges">True if the edges needs to be drawn.</param>
/// <param name="sender">Sender of the message..</param>
public void PaintRectangle(Graphics g, Rectangle rect, bool edges, Control sender)
{
// If we are rendering using desktop window composition and using the Office 2010 shape
// of ribbon then we need to draw the tabs area as part of the window chromw
if (DrawOnComposition && (_ribbon.RibbonShape == PaletteRibbonShape.Office2010))
{
if (edges)
{
rect.X += EDGE_GAP;
rect.Width -= EDGE_GAP * 2;
}
else if ((sender != null) && !_ribbon.MinimizedMode)
{
using (ViewDrawRibbonGroupsBorder border = new ViewDrawRibbonGroupsBorder(_ribbon, false, _paintDelegate))
{
border.ClientRectangle = new Rectangle(-sender.Location.X, rect.Bottom - 1, _ribbon.Width, 10);
using (RenderContext context = new RenderContext(_ribbon, g, rect, _ribbon.Renderer))
border.Render(context);
}
}
using (LinearGradientBrush backBrush = new LinearGradientBrush(new Rectangle(rect.X, rect.Y - 1, rect.Width, rect.Height + 1), Color.Transparent, Color.White, 90f))
{
backBrush.Blend = _compBlend;
g.FillRectangle(backBrush, new Rectangle(rect.X, rect.Y, rect.Width, rect.Height - 1));
}
}
}