/// <summary>
/// Adds the specified item to the collection
/// </summary>
public new void Add(RibbonButton item)
{
CheckRestrictions(item as RibbonButton);
item.SetOwner(Owner);
item.SetOwnerPanel(OwnerPanel);
item.SetOwnerTab(OwnerTab);
base.Add(item);
}
/// <summary>
/// Draws the button as a selected button
/// </summary>
/// <param name="g"></param>
/// <param name="button"></param>
public void DrawButtonSelected(Graphics g, RibbonButton button)
{
DrawButtonSelected(g, button.Bounds, ButtonCorners(button));
}
/// <summary>
/// Checks for the restrictions that buttons should have on the RibbonButton List
/// </summary>
/// <param name="button"></param>
private void CheckRestrictions(RibbonButton button)
{
if (button == null)
throw new ApplicationException("The RibbonButtonList only accepts button in the Buttons collection");
//if (!string.IsNullOrEmpty(button.Text))
// throw new ApplicationException("The buttons on the RibbonButtonList should have no text");
if (button.Style != RibbonButtonStyle.Normal)
throw new ApplicationException("The only style supported by the RibbonButtonList is Normal");
}
/// <summary>
/// Draws the arrow of buttons
/// </summary>
/// <param name="g"></param>
/// <param name="button"></param>
public void DrawButtonDropDownArrow(Graphics g, RibbonButton button, Rectangle textLayout)
{
Rectangle bounds = Rectangle.Empty;
if (button.SizeMode == RibbonElementSizeMode.Large || button.SizeMode == RibbonElementSizeMode.Overflow)
{
bounds = LargeButtonDropDownArrowBounds(g, button.Owner.Font, button.Text, textLayout);
}
else
{
bounds = new Rectangle(
button.Bounds.Right - button.Owner.ItemMargin.Right - arrowSize.Width,
button.Bounds.Top + (button.Bounds.Height - arrowSize.Height) / 2,
arrowSize.Width, arrowSize.Height);
}
DrawArrowShaded(g, bounds, Direction.Down, button.Enabled);
}
/// <summary>
/// Determines buttonface corners
/// </summary>
/// <param name="button"></param>
/// <returns></returns>
private Corners ButtonFaceRounding(RibbonButton button)
{
if (!(button.OwnerItem is RibbonItemGroup))
{
if (button.SizeMode == RibbonElementSizeMode.Large)
{
return Corners.North;
}
else
{
return Corners.West;
}
}
else
{
Corners c = Corners.None;
RibbonItemGroup g = button.OwnerItem as RibbonItemGroup;
if (button == g.FirstItem)
{
c |= Corners.West;
}
return c;
}
}
/// <summary>
/// Gets the corners to round on the specified button
/// </summary>
/// <param name="r"></param>
/// <param name="button"></param>
/// <returns></returns>
private Corners ButtonCorners(RibbonButton button)
{
if (!(button.OwnerItem is RibbonItemGroup))
{
return Corners.All;
}
else
{
RibbonItemGroup g = button.OwnerItem as RibbonItemGroup;
Corners c = Corners.None;
if (button == g.FirstItem)
{
c |= Corners.West;
}
if (button == g.LastItem)
{
c |= Corners.East;
}
return c;
}
}
/// <summary>
/// Draws a SplitDropDown button in selected state
/// </summary>
/// <param name="e"></param>
/// <param name="button"></param>
public void DrawSplitButtonSelected(RibbonItemRenderEventArgs e, RibbonButton button)
{
Rectangle outerR = Rectangle.FromLTRB(
button.DropDownBounds.Left,
button.DropDownBounds.Top,
button.DropDownBounds.Right - 1,
button.DropDownBounds.Bottom - 1);
Rectangle innerR = Rectangle.FromLTRB(
outerR.Left + 1,
outerR.Top + 1,
outerR.Right - 1,
outerR.Bottom - 1);
Rectangle faceOuterR = Rectangle.FromLTRB(
button.ButtonFaceBounds.Left,
button.ButtonFaceBounds.Top,
button.ButtonFaceBounds.Right - 1,
button.ButtonFaceBounds.Bottom - 1);
Rectangle faceInnerR = Rectangle.FromLTRB(
faceOuterR.Left + 1,
faceOuterR.Top + 1,
faceOuterR.Right + (button.SizeMode == RibbonElementSizeMode.Large ? -1 : 0),
faceOuterR.Bottom + (button.SizeMode == RibbonElementSizeMode.Large ? 0 : -1));
Corners faceCorners = ButtonFaceRounding(button);
Corners ddCorners = ButtonDdRounding(button);
GraphicsPath outer = RoundRectangle(outerR, 3, ddCorners);
GraphicsPath inner = RoundRectangle(innerR, 2, ddCorners);
GraphicsPath faceOuter = RoundRectangle(faceOuterR, 3, faceCorners);
GraphicsPath faceInner = RoundRectangle(faceInnerR, 2, faceCorners);
using (SolidBrush b = new SolidBrush(Color.FromArgb(150, Color.White)))
{
e.Graphics.FillPath(b, inner);
}
using (Pen p = new Pen(button.Pressed ? ColorTable.ButtonPressedBorderOut : ColorTable.ButtonSelectedBorderOut))
{
e.Graphics.DrawPath(p, outer);
}
using (Pen p = new Pen(button.Pressed ? ColorTable.ButtonPressedBorderIn : ColorTable.ButtonSelectedBorderIn))
{
e.Graphics.DrawPath(p, faceInner);
}
outer.Dispose(); inner.Dispose(); faceOuter.Dispose(); faceInner.Dispose();
}
/// <summary>
/// Draws a SplitDropDown button in pressed state
/// </summary>
/// <param name="e"></param>
/// <param name="button"></param>
public void DrawSplitButtonPressed(RibbonItemRenderEventArgs e, RibbonButton button)
{
}
