public ControlContainerTabs Rebuild()
{
ControlContainerTabs tabControl = new ControlContainerTabs
{
BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle,
Dock = System.Windows.Forms.DockStyle.Fill,
Current = null,
TabIndex = 0,
ShowHeaderWhenOnlyOne = ShowHeaderWhenOnlyOne
};
foreach (string name in ChildrenName)
{
Type type = FactoryOfTaxonControl.TaxonUserControlTypeFromName(name);
if (type == null)
{
continue;
}
object o = type.GetConstructor(new Type[] { }).Invoke(new object[] { });
if (!(o is Controls.TaxonControl))
{
continue;
}
tabControl.Add(o as Controls.TaxonControl);
}
if (CurrentIndex >= 0 && CurrentIndex < tabControl.Children.Count)
{
tabControl.Current = tabControl.Children[CurrentIndex];
}
return(tabControl);
}
//-------------------------------------------------------------------
void PaintTabs(Graphics G)
{
// Paint Header
if (Children.Count == 0)
{
return;
}
if (Children.Count == 1 && !ShowHeaderWhenOnlyOne)
{
return;
}
_HeaderVisible = true;
int indexCurrent = Children.IndexOf(Current);
if (indexCurrent == -1)
{
return;
}
int[] wChild = new int[Children.Count];
int wTotal = 0;
for (int i = 0; i < Children.Count; i++)
{
TaxonControlInfo info = FactoryOfTaxonControl.TaxonControlInfoFromType(Children[i].GetType());
info.CurrentTaxonControl = Children[i];
int w = (int)G.MeasureString(info.DisplayName, Font).Width + 1;
w += 2 * Theme.Current.TabHeader_Margin;
w += Theme.Current.TabHeader_IconSize + Theme.Current.TabHeader_GapBetweenIconAndText;
wChild[i] = w;
wTotal += w;
}
int[] X = new int[Children.Count + 1];
int x = 0;
if (wTotal < Width)
{
for (int i = 0; i < Children.Count; i++)
{
X[i] = x;
x += wChild[i];
}
X[Children.Count] = x;
}
else if (Children.Count == 1)
{
X[1] = Width;
}
else
{
int[] newW = new int[Children.Count];
newW[indexCurrent] = wChild[indexCurrent];
int wLeft = Width - wChild[indexCurrent];
int wLeftTab = (Children.Count - 1);
int wLeftPerTab = wLeft / wLeftTab;
if (wLeftPerTab < 24)
{
if (indexCurrent > 0)
{
_PrevButtonVisible = true;
_PrevButtonRect = new Rectangle(0, (Theme.Current.TabHeader_Height - 16) / 2, 16, 16);
x = 20;
}
newW[indexCurrent] = Width - x;
if (indexCurrent < Children.Count - 1)
{
_NextButtonVisible = true;
_NextButtonRect = new Rectangle(Width - 16, (Theme.Current.TabHeader_Height - 16) / 2, 16, 16);
newW[indexCurrent] -= 20;
}
}
else
{
bool ended = false;
while (!ended)
{
ended = true;
for (int i = 0; i < Children.Count; i++)
{
if (newW[i] == 0 && wChild[i] < wLeftPerTab)
{
newW[i] = wChild[i];
wLeft -= wChild[i];
wLeftTab--;
wLeftPerTab = wLeft / wLeftTab;
ended = false;
}
}
}
for (int i = 0; i < Children.Count; i++)
{
if (newW[i] == 0)
{
newW[i] = wLeftPerTab;
}
}
}
for (int i = 0; i < Children.Count; i++)
{
X[i] = x;
x += newW[i];
}
X[Children.Count] = x;
}
_ChildrenRect.Clear();
for (int i = 0; i < Children.Count; i++)
{
Rectangle R = Rectangle.FromLTRB(X[i], 0, X[i + 1], Theme.Current.TabHeader_Height);
_ChildrenRect.Add(R);
if (R.Width == 0)
{
continue;
}
if (indexCurrent == i)
{
continue;
}
TaxonControlInfo info = FactoryOfTaxonControl.TaxonControlInfoFromType(Children[i].GetType());
Draw.IconAndText(G, R, info.DisplayName, Font, info.Icon, Theme.Current.TabHeaderParams);
}
if (_PrevButtonVisible)
{
ControlPaint.DrawScrollButton(G, _PrevButtonRect, ScrollButton.Left, ButtonState.Normal);
}
if (_NextButtonVisible)
{
ControlPaint.DrawScrollButton(G, _NextButtonRect, ScrollButton.Right, ButtonState.Normal);
}
// draw at last selected tab
{
TaxonControlInfo info = FactoryOfTaxonControl.TaxonControlInfoFromType(Children[indexCurrent].GetType());
Rectangle R = _ChildrenRect[indexCurrent];
G.FillRectangle(Theme.Current.TabHeader_SelectedBackground, R);
if (R.Right < ClientRectangle.Right)
{
G.DrawLine(Theme.Current.TabHeader_DarkShadow, R.Right, R.Top, R.Right, R.Bottom - 2);
}
if (R.Left > 0)
{
G.DrawLine(Theme.Current.TabHeader_LightShadow, R.Left, R.Bottom, R.Left, R.Top);
}
G.DrawLine(Theme.Current.TabHeader_LightShadow, R.Left, R.Top, R.Right, R.Top);
Draw.IconAndText(G, R, info.DisplayName, Font, info.Icon, Theme.Current.SelectedTabHeaderParams);
}
}