public Tabs()
{
GradientColor = SystemColors.Control;
BackColor = SystemColors.Control;
ForeColor = Color.FromArgb(66,65,66);
Tab Tab = new Tab(true);
Tab.Name = "Default";
Add(Tab);
CurrentTab = Tab;
TabHeight = 18;
}
public virtual void Collapse(Tab source, Tab target)
{
if (source.Default) throw new TabsException("Default Tab cannot be collapsed.");
foreach (Element element in source.Elements)
{
target.Elements.Add(element.Key,element);
}
List.Remove(source);
OnRemove(0,source);
}
public virtual void MoveElement(Element element, Tab source, Tab target)
{
target.Elements.Add(element.Key,element);
source.Elements.Remove(element.Key);
}
//Returns true if list contains Tab
public virtual bool Contains(Tab value)
{
return List.Contains(value);
}
//Returns the index of an Tab
public virtual int IndexOf(Tab value)
{
return List.IndexOf(value);
}
//Removes an Tab from the list
public virtual void Remove(Tab value )
{
if (value.Default) throw new TabsException("The default Tab cannot be removed.");
Collapse(value,this["default"]);
}
//Inserts an element into the list
public virtual void Insert(int index, Tab value)
{
List.Insert(index, value);
OnInsert(index,value);
}
//Methods
//Adds an Tab to the list
public virtual int Add(Tab value)
{
int index = List.Add(value);
OnInsert(index,value);
return index;
}
private void RenderTab(Graphics graphics, Tab tab)
{
Pen pen;
//Setup background and text rectangle
RectangleF rect = tab.Rectangle;
RectangleF innerRect = tab.Rectangle;
innerRect.Inflate(-1,-1);
if (rect.IsEmpty) return;
//Draw the gradient background
LinearGradientBrush gradient = new LinearGradientBrush(rect,Tabs.BackColor,Tabs.GradientColor,LinearGradientMode.Vertical);
graphics.FillRectangle(gradient,rect);
//Draw left + top
pen = (tab.Pressed) ? SystemPens.ControlDark : SystemPens.ControlLightLight;
graphics.DrawLine(pen,new PointF(rect.Left,rect.Bottom),new PointF(rect.Left,rect.Top));
graphics.DrawLine(pen,new PointF(rect.Left,rect.Top),new PointF(rect.Right,rect.Top));
//Draw right bottom
pen = (tab.Pressed) ? SystemPens.ControlLightLight : SystemPens.ControlDark;
graphics.DrawLine(pen,new PointF(rect.Right,rect.Top),new PointF(rect.Right,rect.Bottom));
graphics.DrawLine(pen,new PointF(rect.Right,rect.Bottom),new PointF(rect.Left,rect.Bottom));
StringFormat format = new StringFormat();
format.LineAlignment = StringAlignment.Center;
//Offset by one if pressed
if (tab.Pressed) innerRect.Offset(1,1);
SolidBrush brush = new SolidBrush(Tabs.ForeColor);
graphics.DrawString(tab.Name,mFont,brush,innerRect,format);
}
//Constructors
public PaletteRender()
{
mScrollTab = new Tab();
mScrollTab.Visible = false;
mScrollTab.ButtonStyle = ButtonStyle.Down;
}