internal void DrawTab(Graphics g, TabPage tabPage, int nIndex)
{
Rectangle recBounds = this.GetTabRect(nIndex);
RectangleF tabTextArea = (RectangleF)this.GetTabRect(nIndex);
bool bSelected = (this.SelectedIndex == nIndex);
Point[] pt = new Point[7];
if (this.Alignment == TabAlignment.Top)
{
pt[0] = new Point(recBounds.Left, recBounds.Bottom);
pt[1] = new Point(recBounds.Left, recBounds.Top + 3);
pt[2] = new Point(recBounds.Left + 3, recBounds.Top);
pt[3] = new Point(recBounds.Right - 3, recBounds.Top);
pt[4] = new Point(recBounds.Right, recBounds.Top + 3);
pt[5] = new Point(recBounds.Right, recBounds.Bottom);
pt[6] = new Point(recBounds.Left, recBounds.Bottom);
}
else
{
pt[0] = new Point(recBounds.Left, recBounds.Top);
pt[1] = new Point(recBounds.Right, recBounds.Top);
pt[2] = new Point(recBounds.Right, recBounds.Bottom - 3);
pt[3] = new Point(recBounds.Right - 3, recBounds.Bottom);
pt[4] = new Point(recBounds.Left + 3, recBounds.Bottom);
pt[5] = new Point(recBounds.Left, recBounds.Bottom - 3);
pt[6] = new Point(recBounds.Left, recBounds.Top);
}
//----------------------------
// fill this tab with background color
//TODO: criar uma propriedade para armazenar a cor da tab selecionada
Brush br;
if (bSelected)
{
br = new SolidBrush(Color.Gold);
if (tabPage.GetType().FullName == typeof(TabMonitor).FullName)
{
if (((TabMonitor)tabPage).Controlado)
{
br = new SolidBrush(Color.MidnightBlue);
}
else
{
br = new SolidBrush(Color.Gold);
}
}
else
{
br = new SolidBrush(Color.Gold);
}
}
else
{
if (tabPage.GetType() == typeof(TabMonitor))
{
if (((TabMonitor)tabPage).Controlado)
{
br = new SolidBrush(Color.MidnightBlue);
}
else
{
br = new SolidBrush(tabPage.BackColor);
}
}
else
{
br = new SolidBrush(tabPage.BackColor);
}
}
g.FillPolygon(br, pt);
br.Dispose();
//----------------------------
//----------------------------
// draw border
//g.DrawRectangle(SystemPens.ControlDark, recBounds);
g.DrawPolygon(SystemPens.ControlDark, pt);
//if (bSelected)
//{
// //----------------------------
// // clear bottom lines
// Pen pen = new Pen(tabPage.BackColor);
// switch (this.Alignment)
// {
// case TabAlignment.Top:
// g.DrawLine(pen, recBounds.Left + 1, recBounds.Bottom, recBounds.Right - 1, recBounds.Bottom);
// g.DrawLine(pen, recBounds.Left + 1, recBounds.Bottom+1, recBounds.Right - 1, recBounds.Bottom+1);
// break;
// case TabAlignment.Bottom:
// g.DrawLine(pen, recBounds.Left + 1, recBounds.Top, recBounds.Right - 1, recBounds.Top);
// g.DrawLine(pen, recBounds.Left + 1, recBounds.Top-1, recBounds.Right - 1, recBounds.Top-1);
// g.DrawLine(pen, recBounds.Left + 1, recBounds.Top-2, recBounds.Right - 1, recBounds.Top-2);
// break;
// }
// pen.Dispose();
// //----------------------------
//}
//----------------------------
//----------------------------
// draw tab's icon
if ((tabPage.ImageIndex >= 0) && (ImageList != null) && (ImageList.Images[tabPage.ImageIndex] != null))
{
int nLeftMargin = 8;
int nRightMargin = 2;
Image img = ImageList.Images[tabPage.ImageIndex];
Rectangle rimage = new Rectangle(recBounds.X + nLeftMargin, recBounds.Y + 1, img.Width, img.Height);
// adjust rectangles
float nAdj = (float)(nLeftMargin + img.Width + nRightMargin);
rimage.Y += (recBounds.Height - img.Height) / 2;
tabTextArea.X += nAdj;
tabTextArea.Width -= nAdj;
// draw icon
g.DrawImage(img, rimage);
}
//----------------------------
//----------------------------
// draw string
StringFormat stringFormat = new StringFormat();
stringFormat.Alignment = StringAlignment.Center;
stringFormat.LineAlignment = StringAlignment.Center;
if (bSelected)
{
if (tabPage.GetType().FullName == typeof(TabMonitor).FullName)
{
if (((TabMonitor)tabPage).Controlado)
{
br = new SolidBrush(Color.White);
}
else
{
br = new SolidBrush(Color.Black);
}
}
else
{
if (tabPage.GetType() == typeof(TabMonitor))
{
if (((TabMonitor)tabPage).Controlado)
{
br = new SolidBrush(Color.White);
}
else
{
br = new SolidBrush(Color.Black);
}
}
else
{
br = new SolidBrush(Color.Black);
}
}
}
else
{
br = new SolidBrush(tabPage.ForeColor);
}
g.DrawString(tabPage.Text, Font, br, tabTextArea, stringFormat);
//----------------------------
}