private static int GetTabRow(MgTabControl tabControl, int index)
{
// All calculations will use this rect as the base point
// because the itemsize does not return the correct width.
Rectangle rect = tabControl.GetTabRect(index);
int row = -1;
switch (tabControl.Alignment)
{
case TabAlignment.Top:
row = (rect.Y - 2) / rect.Height;
break;
case TabAlignment.Bottom:
row = ((tabControl.Height - rect.Y - 2) / rect.Height) - 1;
break;
case TabAlignment.Left:
row = (rect.X - 2) / rect.Width;
break;
case TabAlignment.Right:
row = ((tabControl.Width - rect.X - 2) / rect.Width) - 1;
break;
}
return(row);
}
private static void DrawTabText(MgTabControl tabControl, Graphics graphics, GraphicsPath tabPath, int index)
{
Rectangle tabBounds = GetTabTextRect(tabControl, tabPath, index);
Color textColor;
// For selected tab
// When 'SelectedTabColor' is set TextColor is SelectedTabFgColor else it is Tab's ForeColor
if (tabControl.SelectedIndex == index)
{
textColor = tabControl.SelectedTabFgColor != Color.Empty ? tabControl.SelectedTabFgColor : tabControl.ForeColor;
}
else
{
textColor = tabControl.TitleFgColor; // Text color it is Foreground of Title Color for non selected tabs
}
int orientation = GetOrientation(tabControl);
if (tabControl.RightToLeftLayout)
{
Rectangle clipRect = tabControl.GetTabRect(index);
clipRect.X = tabControl.Width - clipRect.Right;
// Set clip so that image is not painted outside tab bounds
graphics.SetClip(clipRect);
}
FontDescription font = new FontDescription(tabControl.Font);
ControlRenderer.PrintText(graphics, tabBounds, textColor, font, GetTabText(tabControl, orientation, index), false, ContentAlignment.MiddleCenter,
true, false, false, false, (tabControl.RightToLeft == RightToLeft.Yes), false, orientation, true);
}
private static void DrawTabPage(MgTabControl tabControl, Graphics graphics, int index)
{
graphics.SmoothingMode = SmoothingMode.HighSpeed;
//if the scroller is visible and the tab is fully placed under it, we don't need to draw such tab
// in this case we should only paint the border for selected tab
if (!tabControl.TabUpDownRect.IsEmpty && tabControl.GetTabRect(index).X >= tabControl.TabUpDownRect.X)
{
if (index == tabControl.SelectedIndex)
{
using (GraphicsPath tabBorderPath = GetTabPageBorder(tabControl, index))
{
// Paint the border for selected tab even if it is not visible
DrawTabBorder(tabControl, graphics, tabBorderPath, index);
}
}
return;
}
// Get TabPageBorder
using (GraphicsPath tabBorderPath = GetTabPageBorder(tabControl, index))
{
// Paint the tab background
FillTab(tabControl, graphics, tabBorderPath, index);
using (GraphicsPath tabRectPath = tabControl.DisplayStyleProvider.GetTabBorder(index))
{
Region originalClipRegion = graphics.Clip;
// Set clip so that image is not painted outside tab bounds
graphics.SetClip(tabControl.DisplayStyleProvider.GetTabRect(index));
// Draw any image
DrawTabImage(tabControl, graphics, tabRectPath, index);
// Draw the text
DrawTabText(tabControl, graphics, tabRectPath, index);
// restore original clip
graphics.SetClip(originalClipRegion, CombineMode.Replace);
}
// Paint the border
DrawTabBorder(tabControl, graphics, tabBorderPath, index);
// Paint a focus indication
tabControl.DisplayStyleProvider.DrawTabFocusIndicator(index, graphics);
}
}