public virtual int Add(FATabStripItem item)
{
int res = IndexOf(item);
if (res == -1) res = List.Add(item);
return res;
}
public virtual void Remove(FATabStripItem item)
{
if (List.Contains(item))
List.Remove(item);
}
public virtual void AddRange(FATabStripItem[] items)
{
BeginUpdate();
try
{
foreach (FATabStripItem item in items)
{
List.Add(item);
}
}
finally
{
EndUpdate();
}
}
public virtual void Assign(FATabStripItemCollection collection)
{
BeginUpdate();
try
{
Clear();
for (int n = 0; n < collection.Count; n++)
{
FATabStripItem item = collection[n];
FATabStripItem newItem = new FATabStripItem();
newItem.Assign(item);
Add(newItem);
}
}
finally
{
EndUpdate();
}
}
public TabStripItemClosingEventArgs(FATabStripItem item)
{
_item = item;
}
public void Assign(FATabStripItem item)
{
Visible = item.Visible;
Text = item.Text;
CanClose = item.CanClose;
Tag = item.Tag;
}
private void OnDrawTabPage(Graphics g, FATabStripItem currentItem)
{
bool isFirstTab = Items.IndexOf(currentItem) == 0;
Font currentFont = Font;
if (currentItem == SelectedItem)
currentFont = new Font(Font, FontStyle.Bold);
SizeF textSize = g.MeasureString(currentItem.Title, currentFont, new SizeF(200, 10), sf);
textSize.Width += 20;
RectangleF buttonRect = currentItem.StripRect;
GraphicsPath path = new GraphicsPath();
LinearGradientBrush brush;
int mtop = 3;
#region Draw Not Right-To-Left Tab
if (RightToLeft == RightToLeft.No)
{
if (currentItem == SelectedItem || isFirstTab)
{
path.AddLine(buttonRect.Left - 10, buttonRect.Bottom - 1,
buttonRect.Left + (buttonRect.Height/2) - 4, mtop + 4);
}
else
{
path.AddLine(buttonRect.Left, buttonRect.Bottom - 1, buttonRect.Left,
buttonRect.Bottom - (buttonRect.Height/2) - 2);
path.AddLine(buttonRect.Left, buttonRect.Bottom - (buttonRect.Height/2) - 3,
buttonRect.Left + (buttonRect.Height/2) - 4, mtop + 3);
}
path.AddLine(buttonRect.Left + (buttonRect.Height/2) + 2, mtop, buttonRect.Right - 3, mtop);
path.AddLine(buttonRect.Right, mtop + 2, buttonRect.Right, buttonRect.Bottom - 1);
path.AddLine(buttonRect.Right - 4, buttonRect.Bottom - 1, buttonRect.Left, buttonRect.Bottom - 1);
path.CloseFigure();
if (currentItem == SelectedItem)
{
brush = new LinearGradientBrush(buttonRect, SystemColors.ControlLightLight, SystemColors.Window, LinearGradientMode.Vertical);
}
else
{
brush = new LinearGradientBrush(buttonRect, SystemColors.ControlLightLight, SystemColors.Control, LinearGradientMode.Vertical);
}
g.FillPath(brush, path);
g.DrawPath(SystemPens.ControlDark, path);
if (currentItem == SelectedItem)
{
g.DrawLine(new Pen(brush), buttonRect.Left - 9, buttonRect.Height + 2,
buttonRect.Left + buttonRect.Width - 1, buttonRect.Height + 2);
}
PointF textLoc = new PointF(buttonRect.Left + buttonRect.Height - 4, buttonRect.Top + (buttonRect.Height/2) - (textSize.Height/2) - 3);
RectangleF textRect = buttonRect;
textRect.Location = textLoc;
textRect.Width = buttonRect.Width - (textRect.Left - buttonRect.Left) - 4;
textRect.Height = textSize.Height + currentFont.Size/2;
if (currentItem == SelectedItem)
{
//textRect.Y -= 2;
g.DrawString(currentItem.Title, currentFont, new SolidBrush(ForeColor), textRect, sf);
}
else
{
g.DrawString(currentItem.Title, currentFont, new SolidBrush(ForeColor), textRect, sf);
}
}
#endregion
#region Draw Right-To-Left Tab
if (RightToLeft == RightToLeft.Yes)
{
if (currentItem == SelectedItem || isFirstTab)
{
path.AddLine(buttonRect.Right + 10, buttonRect.Bottom - 1,
buttonRect.Right - (buttonRect.Height/2) + 4, mtop + 4);
}
else
{
path.AddLine(buttonRect.Right, buttonRect.Bottom - 1, buttonRect.Right,
buttonRect.Bottom - (buttonRect.Height/2) - 2);
path.AddLine(buttonRect.Right, buttonRect.Bottom - (buttonRect.Height/2) - 3,
buttonRect.Right - (buttonRect.Height/2) + 4, mtop + 3);
}
path.AddLine(buttonRect.Right - (buttonRect.Height/2) - 2, mtop, buttonRect.Left + 3, mtop);
path.AddLine(buttonRect.Left, mtop + 2, buttonRect.Left, buttonRect.Bottom - 1);
path.AddLine(buttonRect.Left + 4, buttonRect.Bottom - 1, buttonRect.Right, buttonRect.Bottom - 1);
path.CloseFigure();
if (currentItem == SelectedItem)
{
brush =
new LinearGradientBrush(buttonRect, SystemColors.ControlLightLight, SystemColors.Window,
LinearGradientMode.Vertical);
}
else
{
brush =
new LinearGradientBrush(buttonRect, SystemColors.ControlLightLight, SystemColors.Control,
LinearGradientMode.Vertical);
}
g.FillPath(brush, path);
g.DrawPath(SystemPens.ControlDark, path);
if (currentItem == SelectedItem)
{
g.DrawLine(new Pen(brush), buttonRect.Right + 9, buttonRect.Height + 2,
buttonRect.Right - buttonRect.Width + 1, buttonRect.Height + 2);
}
PointF textLoc = new PointF(buttonRect.Left + 2, buttonRect.Top + (buttonRect.Height/2) - (textSize.Height/2) - 2);
RectangleF textRect = buttonRect;
textRect.Location = textLoc;
textRect.Width = buttonRect.Width - (textRect.Left - buttonRect.Left) - 10;
textRect.Height = textSize.Height + currentFont.Size/2;
if (currentItem == SelectedItem)
{
textRect.Y -= 1;
g.DrawString(currentItem.Title, currentFont, new SolidBrush(ForeColor), textRect, sf);
}
else
{
g.DrawString(currentItem.Title, currentFont, new SolidBrush(ForeColor), textRect, sf);
}
//g.FillRectangle(Brushes.Red, textRect);
}
#endregion
currentItem.IsDrawn = true;
}
public virtual bool Contains(FATabStripItem item)
{
return List.Contains(item);
}
private bool AllowDraw(FATabStripItem item)
{
bool 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;
}
private void OnCalcTabPage(Graphics g, FATabStripItem currentItem)
{
Font currentFont = Font;
if (currentItem == SelectedItem)
currentFont = new Font(Font, FontStyle.Bold);
SizeF textSize = g.MeasureString(currentItem.Title, currentFont, new SizeF(200, 10), sf);
textSize.Width += 20;
if (RightToLeft == RightToLeft.No)
{
RectangleF buttonRect = new RectangleF(DEF_START_POS, 3, textSize.Width, 17);
currentItem.StripRect = buttonRect;
DEF_START_POS += (int) textSize.Width;
}
else
{
RectangleF buttonRect = new RectangleF(DEF_START_POS - textSize.Width + 1, 3, textSize.Width - 1, 17);
currentItem.StripRect = buttonRect;
DEF_START_POS -= (int) textSize.Width;
}
}
internal void UnSelectItem(FATabStripItem tabItem)
{
//tabItem.Visible = false;
tabItem.Selected = false;
}
internal void SelectItem(FATabStripItem tabItem)
{
tabItem.Dock = DockStyle.Fill;
tabItem.Visible = true;
tabItem.Selected = true;
}
/// <summary>
/// Remove a <see cref="FATabStripItem"/> from this control.
/// </summary>
/// <param name="tabItem"></param>
public void RemoveTab(FATabStripItem tabItem)
{
int tabIndex = Items.IndexOf(tabItem);
if (tabIndex >= 0)
{
UnSelectItem(tabItem);
Items.Remove(tabItem);
}
if (Items.Count > 0)
{
if (RightToLeft == RightToLeft.No)
{
if (Items[tabIndex - 1] != null)
{
SelectedItem = Items[tabIndex - 1];
}
else
{
SelectedItem = Items.FirstVisible;
}
}
else
{
if (Items[tabIndex + 1] != null)
{
SelectedItem = Items[tabIndex + 1];
}
else
{
SelectedItem = Items.LastVisible;
}
}
}
}
public virtual FATabStripItem MoveTo(int newIndex, FATabStripItem item)
{
int currentIndex = List.IndexOf(item);
if (currentIndex >= 0)
{
RemoveAt(currentIndex);
Insert(0, item);
return item;
}
return null;
}
/// <summary>
/// Add a <see cref="FATabStripItem"/> to this control without selecting it.
/// </summary>
/// <param name="tabItem"></param>
public void AddTab(FATabStripItem tabItem)
{
AddTab(tabItem, false);
}
public virtual int IndexOf(FATabStripItem item)
{
return List.IndexOf(item);
}
/// <summary>
/// Add a <see cref="FATabStripItem"/> to this control.
/// User can make the currently selected item or not.
/// </summary>
/// <param name="tabItem"></param>
public void AddTab(FATabStripItem tabItem, bool autoSelect)
{
tabItem.Dock = DockStyle.Fill;
Items.Add(tabItem);
if ((autoSelect && tabItem.Visible) || (tabItem.Visible && Items.DrawnCount < 1 ))
{
SelectedItem = tabItem;
SelectItem(tabItem);
}
}
public virtual void Insert(int index, FATabStripItem item)
{
if (Contains(item)) return;
List.Insert(index, item);
}
public TabStripItemChangedEventArgs(FATabStripItem item, FATabStripItemChangeTypes type)
{
changeType = type;
itm = item;
}