/// <summary>
/// Adds the specified item to the collection
/// </summary>
public void Add(RibbonButton item)
{
CheckRestrictions(item as RibbonButton);
item.SetOwner(Owner);
item.SetOwnerPanel(OwnerPanel);
item.SetOwnerTab(OwnerTab);
item.SetOwnerItem(OwnerList);
base.Add(item);
}
/// <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");
}
private void InitLists()
{
Image[] images = new Image[255];
RibbonProfessionalRenderer rend = new RibbonProfessionalRenderer();
BackColor = rend.ColorTable.RibbonBackground;
Random r = new Random();
#region Color Squares
using (GraphicsPath path = RibbonProfessionalRenderer.RoundRectangle(new Rectangle(3, 3, 26, 26), 4))
{
using (GraphicsPath outer = RibbonProfessionalRenderer.RoundRectangle(new Rectangle(0, 0, 32, 32), 4))
{
for (int i = 0; i < images.Length; i++)
{
Bitmap b = new Bitmap(32, 32);
using (Graphics g = Graphics.FromImage(b))
{
g.SmoothingMode = SmoothingMode.AntiAlias;
using (SolidBrush br = new SolidBrush(Color.FromArgb(255, i * (255 / images.Length), 0)))
{
g.FillPath(br, path);
}
using (Pen p = new Pen(Color.White, 3))
{
g.DrawPath(p, path);
}
g.DrawPath(Pens.Wheat, path);
g.DrawString(Convert.ToString(i + 1), Font, Brushes.White, new Point(10, 10));
}
images[i] = b;
RibbonButton btn = new RibbonButton();
btn.Image = b;
lst.Buttons.Add(btn);
}
}
}
//lst.DropDownItems.Add(new RibbonSeparator("Available styles"));
RibbonButtonList lst2 = new RibbonButtonList();
for (int i = 0; i < images.Length; i++)
{
RibbonButton btn = new RibbonButton();
btn.Image = images[i];
lst2.Buttons.Add(btn);
}
lst.DropDownItems.Add(lst2);
lst.DropDownItems.Add(new RibbonButton("Save selection as a new quick style..."));
lst.DropDownItems.Add(new RibbonButton("Erase Format"));
lst.DropDownItems.Add(new RibbonButton("Apply style..."));
#endregion
#region Theme Colors
RibbonButton[] buttons = new RibbonButton[30];
int square = 16;
int squares = 4;
int sqspace = 2;
for (int i = 0; i < buttons.Length; i++)
{
#region Create color squares
Bitmap colors = new Bitmap((square + sqspace) * squares, square + 1);
string[] colorss = new string[squares];
using (Graphics g = Graphics.FromImage(colors))
{
for (int j = 0; j < 4; j++)
{
Color sqcolor = GetRandomColor(r);
colorss[j] = sqcolor.Name;
using (SolidBrush b = new SolidBrush(sqcolor))
{
g.FillRectangle(b, new Rectangle(j * (square + sqspace), 0, square, square));
}
g.DrawRectangle(Pens.Gray, new Rectangle(j * (square + sqspace), 0, square, square));
}
}
#endregion
buttons[i] = new RibbonButton(colors);
buttons[i].Text = string.Join(", ", colorss);;
buttons[i].MaxSizeMode = RibbonElementSizeMode.Medium;
buttons[i].MinSizeMode = RibbonElementSizeMode.Medium;
}
RibbonButtonList blst = new RibbonButtonList(buttons);
blst.FlowToBottom = false;
blst.ItemsSizeInDropwDownMode = new Size(1, 10);
itemColors.DropDownItems.Insert(0, blst);
itemColors.DropDownResizable = true;
#endregion
}
public override void SetBounds(System.Drawing.Rectangle bounds)
{
base.SetBounds(bounds);
#region Assign control buttons bounds
if (ScrollType != ListScrollType.Scrollbar)
{
#region Custom Buttons
int cbtns = 3; // Canvas is RibbonDropDown ? 2 : 3;
int buttonHeight = bounds.Height / cbtns;
int buttonWidth = _controlButtonsWidth;
_buttonUpBounds = Rectangle.FromLTRB(bounds.Right - buttonWidth,
bounds.Top, bounds.Right, bounds.Top + buttonHeight);
_buttonDownBounds = Rectangle.FromLTRB(_buttonUpBounds.Left, _buttonUpBounds.Bottom,
bounds.Right, _buttonUpBounds.Bottom + buttonHeight);
if (cbtns == 2)
{
_buttonDropDownBounds = Rectangle.Empty;
}
else
{
_buttonDropDownBounds = Rectangle.FromLTRB(_buttonDownBounds.Left, _buttonDownBounds.Bottom,
bounds.Right, bounds.Bottom + 1);
}
_thumbBounds.Location = Point.Empty;
#endregion
}
else
{
#region Scrollbar
int bwidth = ThumbBounds.Width;
int bheight = ThumbBounds.Width;
_buttonUpBounds = Rectangle.FromLTRB(bounds.Right - bwidth,
bounds.Top, bounds.Right, bounds.Top + bheight);
_buttonDownBounds = Rectangle.FromLTRB(_buttonUpBounds.Left, bounds.Height - bheight,
bounds.Right, bounds.Height);
_buttonDropDownBounds = Rectangle.Empty;
_thumbBounds.X = _buttonUpBounds.Left;
#endregion
}
_contentBounds = Rectangle.FromLTRB(bounds.Left, bounds.Top, _buttonUpBounds.Left, bounds.Bottom);
#endregion
#region Assign buttons regions
_buttonUpEnabled = _offset < 0;
if (!_buttonUpEnabled)
{
_offset = 0;
}
_buttonDownEnabled = false;
int curLeft = ContentBounds.Left + 1;
int curTop = ContentBounds.Top + 1 + _offset;
int maxBottom = curTop; // int.MinValue;
int iniTop = curTop;
foreach (RibbonItem item in Buttons)
{
item.SetBounds(Rectangle.Empty);
}
for (int i = 0; i < Buttons.Count; i++)
{
RibbonButton button = Buttons[i] as RibbonButton; if (button == null)
{
break;
}
if (curLeft + button.LastMeasuredSize.Width > ContentBounds.Right)
{
curLeft = ContentBounds.Left + 1;
curTop = maxBottom + 1;
}
button.SetBounds(new Rectangle(curLeft, curTop, button.LastMeasuredSize.Width, button.LastMeasuredSize.Height));
curLeft = button.Bounds.Right + 1;
maxBottom = Math.Max(maxBottom, button.Bounds.Bottom);
if (button.Bounds.Bottom > ContentBounds.Bottom)
{
_buttonDownEnabled = true;
}
_jumpDownSize = button.Bounds.Height;
_jumpUpSize = button.Bounds.Height;
}
#endregion
#region Adjust thumb size
double contentHeight = maxBottom - iniTop;
double viewHeight = bounds.Height;
if (contentHeight > viewHeight && contentHeight != 0)
{
double viewPercent = contentHeight > viewHeight ? viewHeight / contentHeight : 0.0;
double availHeight = ButtonDownBounds.Top - ButtonUpBounds.Bottom;
double thumbHeight = Math.Ceiling(viewPercent * availHeight);
if (thumbHeight < 30)
{
if (availHeight >= 30)
{
thumbHeight = 30;
}
else
{
thumbHeight = availHeight;
}
}
_thumbBounds.Height = Convert.ToInt32(thumbHeight);
fullContentBounds = Rectangle.FromLTRB(ContentBounds.Left, iniTop, ContentBounds.Right, maxBottom);
_scrollBarEnabled = true;
UpdateThumbPos();
}
else
{
_scrollBarEnabled = false;
}
#endregion
}