protected GraphicsPath GetTabItemPath(DockItemTab tab)
{
Rectangle r=tab.DisplayRectangle;
if(m_AutoHidePanel.Dock==DockStyle.Left)
r=new Rectangle(r.X-(r.Height-r.Width),r.Y,r.Height,r.Width);
else if(m_AutoHidePanel.Dock==DockStyle.Right)
r=new Rectangle(r.X,r.Y,r.Height,r.Width);
r.Offset(0,1);
GraphicsPath path=new GraphicsPath();
int cornerSize = 2;
// Left line
//path.AddPath(GetLeftLine(r),true);
path.AddLine(r.X, r.Bottom, r.X, r.Y + cornerSize);
// Top line
path.AddLine(r.X+cornerSize,r.Y,r.Right-cornerSize,r.Y);
// Right line
//path.AddPath(GetRightLine(r),true);
path.AddLine(r.Right, r.Y+cornerSize, r.Right, r.Bottom);
// Bottom line
//path.AddLine(r.Right+m_xTabOffset,r.Bottom,r.X-m_xTabOffset,r.Bottom);
path.AddLine(r.Right , r.Bottom, r.X, r.Bottom);
path.CloseAllFigures();
if(m_AutoHidePanel.Dock==DockStyle.Top)
{
// Bottom
Matrix m=new Matrix();
m.RotateAt(180,new PointF(r.X+r.Width/2,r.Y+r.Height/2));
path.Transform(m);
}
else if(m_AutoHidePanel.Dock==DockStyle.Right)
{
// Left
Matrix m=new Matrix();
m.RotateAt(-90,new PointF(r.X,r.Bottom));
m.Translate(r.Height,r.Width-r.Height,MatrixOrder.Append);
path.Transform(m);
}
else if(m_AutoHidePanel.Dock==DockStyle.Left)
{
// Right
Matrix m=new Matrix();
m.RotateAt(90,new PointF(r.Right,r.Bottom));
m.Translate(-r.Height,r.Width-(r.Height-1),MatrixOrder.Append);
path.Transform(m);
}
return path;
}
protected virtual void DrawTabText(DockItemTab tab, TabColors colors, Graphics g, bool selected)
{
int MIN_TEXT_WIDTH=12;
eTextFormat strFormat = eTextFormat.Default | eTextFormat.HorizontalCenter | eTextFormat.VerticalCenter
| eTextFormat.EndEllipsis | eTextFormat.SingleLine;
Rectangle rText=tab.DisplayRectangle;
// Draw image
CompositeImage image=tab.Icon;
if(image!=null && image.Width+4<=rText.Width)
{
if(m_AutoHidePanel.Dock==DockStyle.Top || m_AutoHidePanel.Dock==DockStyle.Bottom)
{
image.DrawImage(g,new Rectangle(rText.X+3,rText.Y+(rText.Height-image.Height)/2,image.Width,image.Height));
int offset=image.Width+2;
rText.X+=offset;
rText.Width-=offset;
}
else
{
image.DrawImage(g,new Rectangle(rText.X+(rText.Width-image.Width)/2,rText.Y+3,image.Width,image.Height));
int offset=image.Height+2;
rText.Y+=offset;
rText.Height-=offset;
}
}
bool drawTextAlways = false;
if (tab.Item != null && tab.Item.ContainerControl is Bar)
drawTextAlways = ((Bar)tab.Item.ContainerControl).AutoHideTabTextAlwaysVisible;
if (m_DisplayTextForActiveTabOnly && !drawTextAlways && !selected && image != null)
return;
// Draw text
//if(selected)
{
Font font=m_AutoHidePanel.Font;
rText.Inflate(-1, -1);
if((m_AutoHidePanel.Dock==DockStyle.Left || m_AutoHidePanel.Dock==DockStyle.Right))
{
rText.Y += 2;
g.RotateTransform(90);
rText=new Rectangle(rText.Top,-rText.Right,rText.Height,rText.Width);
}
if(rText.Width>MIN_TEXT_WIDTH)
{
TextDrawing.DrawStringLegacy(g, tab.Text, font, colors.TextColor, rText, strFormat);
}
if((m_AutoHidePanel.Dock==DockStyle.Left || m_AutoHidePanel.Dock==DockStyle.Right))
g.ResetTransform();
}
}
protected virtual void DrawTabItemBackground(DockItemTab tab, GraphicsPath path, TabColors colors, Graphics g)
{
RectangleF rf=path.GetBounds();
Rectangle tabRect=new Rectangle((int)rf.X, (int)rf.Y, (int)rf.Width, (int)rf.Height);
if(colors.BackColor2.IsEmpty)
{
if(!colors.BackColor.IsEmpty)
{
using(SolidBrush brush=new SolidBrush(colors.BackColor))
g.FillPath(brush,path);
}
}
else
{
using(SolidBrush brush=new SolidBrush(Color.White))
g.FillPath(brush,path);
using(LinearGradientBrush brush=CreateTabGradientBrush(tabRect,colors.BackColor,colors.BackColor2,colors.BackColorGradientAngle))
g.FillPath(brush,path);
}
if(!colors.BorderColor.IsEmpty)
{
using(Pen pen=new Pen(colors.BorderColor,1))
g.DrawPath(pen,path);
}
}
private TabColors GetTabColors(DockItemTab tab, bool selected)
{
TabColors c=new TabColors();
if (tab.Item != null && BarFunctions.IsOffice2007Style(tab.Item.EffectiveStyle))
{
if (tab.Item.PredefinedTabColor == eTabItemColor.Default)
{
if (selected && !m_ColorScheme.AutoHideSelectedTabBackground.IsEmpty)
{
c.BackColor = m_ColorScheme.AutoHideSelectedTabBackground;
c.BackColor2 = m_ColorScheme.AutoHideSelectedTabBackground2;
c.BackColorGradientAngle = m_ColorScheme.AutoHideTabBackgroundGradientAngle;
c.TextColor = m_ColorScheme.AutoHideSelectedTabText;
c.BorderColor = m_ColorScheme.AutoHideSelectedTabBorder;
}
else if (!m_ColorScheme.AutoHideTabBackground.IsEmpty)
{
c.BackColor = m_ColorScheme.AutoHideTabBackground;
c.BackColor2 = m_ColorScheme.AutoHideTabBackground2;
c.BackColorGradientAngle = m_ColorScheme.AutoHideTabBackgroundGradientAngle;
c.TextColor = m_ColorScheme.AutoHideTabText;
c.BorderColor = m_ColorScheme.AutoHideTabBorder;
}
else
{
c.BackColor = m_ColorScheme.BarBackground;
c.BackColor2 = m_ColorScheme.BarBackground2;
c.BackColorGradientAngle = m_ColorScheme.BarBackgroundGradientAngle;
c.TextColor = m_ColorScheme.ItemText;
c.BorderColor = m_ColorScheme.BarDockedBorder;
}
}
else
{
Color c1, c2;
TabColorScheme.GetPredefinedColors(tab.Item.PredefinedTabColor, out c1, out c2);
c.BackColor = c1;
c.BackColor2 = c2;
c.BackColorGradientAngle = 90;
c.TextColor = m_ColorScheme.ItemText;
}
if (m_AutoHidePanel != null && (m_AutoHidePanel.Dock == DockStyle.Left || m_AutoHidePanel.Dock == DockStyle.Right))
{
c.BackColorGradientAngle -= 90;
}
}
else
{
c.BackColor = m_ColorScheme.DockSiteBackColor;
c.BackColor2 = m_ColorScheme.DockSiteBackColor;
c.TextColor = SystemColors.ControlText;
c.BorderColor = SystemColors.ControlDarkDark;
}
return c;
}
protected virtual void PaintTab(Graphics g, DockItemTab tab, bool selected)
{
GraphicsPath path=GetTabItemPath(tab);
TabColors colors=GetTabColors(tab,selected);
DrawTabItemBackground(tab,path,colors,g);
DrawTabText(tab,colors,g,selected);
}
public void ReloadDockItems()
{
foreach(DockItemTab tab in Tabs)
tab.Dispose();
Tabs.Clear();
Graphics g = BarFunctions.CreateGraphics(BoundBar);
try
{
if(BoundBar.LayoutType==eLayoutType.DockContainer)
{
foreach(BaseItem item in BoundBar.Items)
{
DockContainerItem dockItem=item as DockContainerItem;
if(dockItem!=null && dockItem.Visible)
{
DockItemTab tab=new DockItemTab(this,dockItem);
this.Tabs.Add(tab);
tab.TextSize = TextDrawing.MeasureStringLegacy(g, dockItem.Text, m_Parent.Font, Size.Empty, eTextFormat.Default);
tab.TextSize.Width += 4;
}
}
}
if(this.Tabs.Count==0)
{
DockItemTab tab=new DockItemTab(this,BoundBar.Text);
this.Tabs.Add(tab);
tab.TextSize = TextDrawing.MeasureStringLegacy(g, BoundBar.Text, m_Parent.Font, Size.Empty, eTextFormat.Default);
tab.TextSize.Width += 4;
}
}
finally
{
g.Dispose();
}
m_PanelSize=CalcPanelSize();
if(BoundBar.SelectedDockTab>=0)
this.ActiveTab=BoundBar.SelectedDockTab;
else
this.ActiveTab=0;
}
