public virtual void Remove(FaTabStripItem item)
{
if (List.Contains(item))
{
List.Remove(item);
}
}
public void Assign(FaTabStripItem item)
{
Visible = item.Visible;
Text = item.Text;
CanClose = item.CanClose;
Tag = item.Tag;
}
public virtual void Insert(int index, FaTabStripItem item)
{
if (Contains(item))
{
return;
}
List.Insert(index, item);
}
public virtual int Add(FaTabStripItem item)
{
var res = IndexOf(item);
if (res == -1)
{
res = List.Add(item);
}
return(res);
}
public void AddTab(FaTabStripItem tabItem, bool autoSelect)
{
tabItem.Dock = DockStyle.Fill;
Items.Add(tabItem);
if ((!autoSelect || !tabItem.Visible) && (!tabItem.Visible || Items.DrawnCount >= 1))
{
return;
}
SelectedItem = tabItem;
SelectItem(tabItem);
}
public virtual FaTabStripItem MoveTo(int newIndex, FaTabStripItem item)
{
var currentIndex = List.IndexOf(item);
if (currentIndex >= 0)
{
RemoveAt(currentIndex);
Insert(0, item);
return(item);
}
return(null);
}
public virtual void Assign(FaTabStripItemCollection collection)
{
BeginUpdate();
try
{
Clear();
for (var n = 0; n < collection.Count; n++)
{
var item = collection[n];
var newItem = new FaTabStripItem();
newItem.Assign(item);
Add(newItem);
}
}
finally
{
EndUpdate();
}
}
private bool AllowDraw(FaTabStripItem item)
{
var result = true;
if (RightToLeft == RightToLeft.No)
{
if (item.StripRect.Right >= _stripButtonRect.Width)
{
result = false;
}
}
else
{
if (item.StripRect.Left <= _stripButtonRect.Left)
{
return(false);
}
}
return(result);
}
public FaTabStripItem GetTabItemByPoint(Point pt)
{
FaTabStripItem item = null;
var found = false;
for (var i = 0; i < Items.Count; i++)
{
var current = Items[i];
if (current.StripRect.Contains(pt) && current.Visible && current.IsDrawn)
{
item = current;
found = true;
}
if (found)
{
break;
}
}
return(item);
}
public void RemoveTab(FaTabStripItem tabItem)
{
var tabIndex = Items.IndexOf(tabItem);
if (tabIndex >= 0)
{
UnSelectItem(tabItem);
Items.Remove(tabItem);
}
if (Items.Count <= 0)
{
return;
}
if (RightToLeft == RightToLeft.No)
{
SelectedItem = Items[tabIndex - 1] ?? Items.FirstVisible;
}
else
{
SelectedItem = Items[tabIndex + 1] ?? Items.LastVisible;
}
}
private void OnCalcTabPage(Graphics g, FaTabStripItem currentItem)
{
var currentFont = Font;
if (currentItem == SelectedItem)
{
currentFont = new Font(Font, FontStyle.Bold);
}
var textSize = g.MeasureString(currentItem.Title, currentFont, new SizeF(200, currentFont.Height), _sf);
textSize.Width += 20;
if (RightToLeft == RightToLeft.No)
{
var buttonRect = new RectangleF(_defStartPos - 9, 1, textSize.Width, _defHeaderHeight);
currentItem.StripRect = buttonRect;
_defStartPos += (int)textSize.Width;
}
else
{
var buttonRect = new RectangleF(_defStartPos - textSize.Width + 1, 3, textSize.Width - 1, _defHeaderHeight);
currentItem.StripRect = buttonRect;
_defStartPos -= (int)textSize.Width;
}
}
internal void SelectItem(FaTabStripItem tabItem)
{
tabItem.Dock = DockStyle.Fill;
tabItem.Visible = true;
tabItem.Selected = true;
}
public virtual bool Contains(FaTabStripItem item)
{
return(List.Contains(item));
}
public virtual int IndexOf(FaTabStripItem item)
{
return(List.IndexOf(item));
}
private void OnDrawTabPage(Graphics g, FaTabStripItem currentItem)
{
LinearGradientBrush brush = null;
var flag = Items.IndexOf(currentItem) == 0;
var currentFont = Font;
if (currentItem == SelectedItem)
{
currentFont = new Font(Font, FontStyle.Bold);
}
var ef = g.MeasureString(currentItem.Title, currentFont, new SizeF(200, currentFont.Height), _sf);
ef.Width += 20f;
var stripRect = currentItem.StripRect;
var layoutRectangle = stripRect;
using (var path = new GraphicsPath())
{
const int num = 3;
switch (RightToLeft)
{
case RightToLeft.No:
if (currentItem == SelectedItem || flag)
{
path.AddLine(stripRect.Left - 10f, stripRect.Bottom - 1f,
(stripRect.Left + (stripRect.Height / 2f)) - 4f, num + 4);
}
else
{
path.AddLine(stripRect.Left, stripRect.Bottom - 1f, stripRect.Left,
(stripRect.Bottom - (stripRect.Height / 2f)) - 2f);
path.AddLine(stripRect.Left, (stripRect.Bottom - (stripRect.Height / 2f)) - 3f,
(stripRect.Left + (stripRect.Height / 2f)) - 4f, num + 3);
}
path.AddLine((stripRect.Left + (stripRect.Height / 2f)) + 2f, num, stripRect.Right - 3f, num);
path.AddLine(stripRect.Right, num + 2, stripRect.Right, stripRect.Bottom - 1f);
path.AddLine(stripRect.Right - 4f, stripRect.Bottom - 1f, stripRect.Left, stripRect.Bottom - 1f);
path.CloseFigure();
brush = currentItem != SelectedItem
? new LinearGradientBrush(stripRect, SystemColors.ControlLightLight,
SystemColors.Control, LinearGradientMode.Vertical)
: new LinearGradientBrush(stripRect, SystemColors.ControlLightLight,
SystemColors.Window, LinearGradientMode.Vertical);
g.FillPath(brush, path);
g.DrawPath(SystemPens.ControlDark, path);
if (currentItem == SelectedItem)
{
g.DrawLine(new Pen(brush), stripRect.Left - 9f, stripRect.Height + 2f,
(stripRect.Left + stripRect.Width) - 1f,
stripRect.Height + 2f);
}
layoutRectangle.Location = new PointF((stripRect.Left + stripRect.Height) - 4f,
((float)_defHeaderHeight / 2) - (stripRect.Height / 2) + 2.5f);
layoutRectangle.Width = (stripRect.Width - (layoutRectangle.Left - stripRect.Left)); // - 4f;
layoutRectangle.Height = ef.Height + (currentFont.Size / 2f);
if (currentItem == SelectedItem)
{
g.DrawString(currentItem.Title, currentFont, new SolidBrush(ForeColor), layoutRectangle,
_sf);
}
else
{
g.DrawString(currentItem.Title, currentFont, new SolidBrush(ForeColor), layoutRectangle,
_sf);
}
break;
case RightToLeft.Yes:
if (currentItem == SelectedItem || flag)
{
path.AddLine(stripRect.Right + 10f, stripRect.Bottom - 1f,
(stripRect.Right - (stripRect.Height / 2f)) + 4f, num + 4);
}
else
{
path.AddLine(stripRect.Right, stripRect.Bottom - 1f, stripRect.Right,
(stripRect.Bottom - (stripRect.Height / 2f)) - 2f);
path.AddLine(stripRect.Right, (stripRect.Bottom - (stripRect.Height / 2f)) - 3f,
(stripRect.Right - (stripRect.Height / 2f)) + 4f, num + 3);
}
path.AddLine((stripRect.Right - (stripRect.Height / 2f)) - 2f, num, stripRect.Left + 3f,
num);
path.AddLine(stripRect.Left, num + 2, stripRect.Left, stripRect.Bottom - 1f);
path.AddLine(stripRect.Left + 4f, stripRect.Bottom - 1f, stripRect.Right, stripRect.Bottom - 1f);
path.CloseFigure();
brush = currentItem != SelectedItem
? new LinearGradientBrush(stripRect, SystemColors.ControlLightLight,
SystemColors.Control, LinearGradientMode.Vertical)
: new LinearGradientBrush(stripRect, SystemColors.ControlLightLight,
SystemColors.Window, LinearGradientMode.Vertical);
g.FillPath(brush, path);
g.DrawPath(SystemPens.ControlDark, path);
if (ReferenceEquals(currentItem, SelectedItem))
{
g.DrawLine(new Pen(brush), stripRect.Right + 9f, stripRect.Height + 2f,
(stripRect.Right - stripRect.Width) + 1f,
stripRect.Height + 2f);
}
layoutRectangle.Location = new PointF(stripRect.Left + 2f,
((float)_defHeaderHeight / 2) - (stripRect.Height / 2) + 2.5f);
layoutRectangle.Width = (stripRect.Width - (layoutRectangle.Left - stripRect.Left)) - 10f;
layoutRectangle.Height = ef.Height + (currentFont.Size / 2f);
if (currentItem != SelectedItem)
{
g.DrawString(currentItem.Title, currentFont, new SolidBrush(ForeColor), layoutRectangle,
_sf);
}
else
{
layoutRectangle.Y--;
g.DrawString(currentItem.Title, currentFont, new SolidBrush(ForeColor), layoutRectangle,
_sf);
}
break;
}
}
if (brush != null)
{
brush.Dispose();
}
currentItem.IsDrawn = true;
}
public void AddTab(FaTabStripItem tabItem)
{
AddTab(tabItem, false);
}
internal void UnSelectItem(FaTabStripItem tabItem)
{
tabItem.Selected = false;
}