public void Assign(BrowserTabStripItem item)
{
Visible = item.Visible;
Text = item.Text;
CanClose = item.CanClose;
base.Tag = item.Tag;
}
public virtual void Remove(BrowserTabStripItem item)
{
if (base.List.Contains(item))
{
base.List.Remove(item);
}
}
private SizeF MeasureTabWidth(Graphics g, BrowserTabStripItem currentItem, Font currentFont)
{
SizeF result = g.MeasureString(currentItem.Title, currentFont, new SizeF(200f, 28f), sf);
result.Width += 25f;
return(result);
}
public virtual void Insert(int index, BrowserTabStripItem item)
{
if (!Contains(item))
{
base.List.Insert(index, item);
}
}
protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
HitTestResult hitTestResult = HitTest(e.Location);
if (hitTestResult == HitTestResult.TabItem)
{
BrowserTabStripItem tabItemByPoint = GetTabItemByPoint(e.Location);
if (tabItemByPoint != null)
{
SelectedItem = tabItemByPoint;
Invalidate();
}
}
else
{
if (e.Button != MouseButtons.Left || hitTestResult != 0)
{
return;
}
if (SelectedItem != null)
{
TabStripItemClosingEventArgs tabStripItemClosingEventArgs = new TabStripItemClosingEventArgs(SelectedItem);
OnTabStripItemClosing(tabStripItemClosingEventArgs);
if (!tabStripItemClosingEventArgs.Cancel && SelectedItem.CanClose)
{
RemoveTab(SelectedItem);
OnTabStripItemClosed(EventArgs.Empty);
}
}
Invalidate();
}
}
protected override void OnInsertComplete(int index, object item)
{
BrowserTabStripItem fATabStripItem = item as BrowserTabStripItem;
fATabStripItem.Changed += OnItem_Changed;
OnCollectionChanged(new CollectionChangeEventArgs(CollectionChangeAction.Add, item));
}
protected internal virtual void OnTabStripItemClosed(EventArgs e)
{
selectedItem = null;
if (this.TabStripItemClosed != null)
{
this.TabStripItemClosed(this, e);
}
}
protected override void OnRemove(int index, object item)
{
base.OnRemove(index, item);
BrowserTabStripItem fATabStripItem = item as BrowserTabStripItem;
fATabStripItem.Changed -= OnItem_Changed;
OnCollectionChanged(new CollectionChangeEventArgs(CollectionChangeAction.Remove, item));
}
public virtual int Add(BrowserTabStripItem item)
{
int num = IndexOf(item);
if (num == -1)
{
num = base.List.Add(item);
}
return(num);
}
public void AddTab(BrowserTabStripItem tabItem, bool autoSelect)
{
tabItem.Dock = DockStyle.Fill;
Items.Add(tabItem);
if ((autoSelect && tabItem.Visible) || (tabItem.Visible && Items.DrawnCount < 1))
{
SelectedItem = tabItem;
SelectItem(tabItem);
}
}
private void SetDefaultSelected()
{
if (selectedItem == null && Items.Count > 0)
{
SelectedItem = Items[0];
}
for (int i = 0; i < Items.Count; i++)
{
BrowserTabStripItem fATabStripItem = Items[i];
fATabStripItem.Dock = DockStyle.Fill;
}
}
public virtual BrowserTabStripItem MoveTo(int newIndex, BrowserTabStripItem item)
{
int num = base.List.IndexOf(item);
if (num >= 0)
{
RemoveAt(num);
Insert(0, item);
return(item);
}
return(null);
}
protected override void OnPaint(PaintEventArgs e)
{
SetDefaultSelected();
Rectangle clientRectangle = base.ClientRectangle;
clientRectangle.Width--;
clientRectangle.Height--;
DEF_START_POS = 10;
e.Graphics.DrawRectangle(SystemPens.ControlDark, clientRectangle);
e.Graphics.FillRectangle(Brushes.White, clientRectangle);
e.Graphics.FillRectangle(SystemBrushes.GradientInactiveCaption, new Rectangle(clientRectangle.X, clientRectangle.Y, clientRectangle.Width, 28));
e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
for (int i = 0; i < Items.Count; i++)
{
BrowserTabStripItem fATabStripItem = Items[i];
if (fATabStripItem.Visible || base.DesignMode)
{
OnCalcTabPage(e.Graphics, fATabStripItem);
fATabStripItem.IsDrawn = false;
OnDrawTabButton(e.Graphics, fATabStripItem);
}
}
if (selectedItem != null)
{
OnDrawTabButton(e.Graphics, selectedItem);
}
if (Items.DrawnCount == 0 || Items.VisibleCount == 0)
{
e.Graphics.DrawLine(SystemPens.ControlDark, new Point(0, 28), new Point(base.ClientRectangle.Width, 28));
}
else if (SelectedItem != null && SelectedItem.IsDrawn)
{
int num = (int)(SelectedItem.StripRect.Height / 4f);
Point point = new Point((int)SelectedItem.StripRect.Left - num, 28);
e.Graphics.DrawLine(SystemPens.ControlDark, new Point(0, 28), point);
point.X += (int)SelectedItem.StripRect.Width + num * 2;
e.Graphics.DrawLine(SystemPens.ControlDark, point, new Point(base.ClientRectangle.Width, 28));
}
if (SelectedItem != null && SelectedItem.CanClose)
{
closeButton.IsVisible = true;
closeButton.CalcBounds(selectedItem);
closeButton.Draw(e.Graphics);
}
else
{
closeButton.IsVisible = false;
}
}
public virtual void Assign(BrowserTabStripItemCollection collection)
{
BeginUpdate();
try {
Clear();
for (int i = 0; i < collection.Count; i++)
{
BrowserTabStripItem item = collection[i];
BrowserTabStripItem fATabStripItem = new BrowserTabStripItem();
fATabStripItem.Assign(item);
Add(fATabStripItem);
}
}
finally {
EndUpdate();
}
}
protected virtual void OnMenuItemsLoad(EventArgs e)
{
menu.RightToLeft = RightToLeft;
menu.Items.Clear();
for (int i = 0; i < Items.Count; i++)
{
BrowserTabStripItem fATabStripItem = Items[i];
if (fATabStripItem.Visible)
{
ToolStripMenuItem toolStripMenuItem = new ToolStripMenuItem(fATabStripItem.Title);
toolStripMenuItem.Tag = fATabStripItem;
toolStripMenuItem.Image = fATabStripItem.Image;
menu.Items.Add(toolStripMenuItem);
}
}
OnMenuItemsLoaded(EventArgs.Empty);
}
private void OnDrawTabButton(Graphics g, BrowserTabStripItem currentItem)
{
Items.IndexOf(currentItem);
Font font = Font;
RectangleF stripRect = currentItem.StripRect;
GraphicsPath graphicsPath = new GraphicsPath();
float left = stripRect.Left;
float right = stripRect.Right;
float num = 3f;
float num2 = stripRect.Bottom - 1f;
float num3 = stripRect.Width;
float num4 = stripRect.Height;
float num5 = num4 / 4f;
graphicsPath.AddLine(left - num5, num2, left + num5, num);
graphicsPath.AddLine(right - num5, num, right + num5, num2);
graphicsPath.CloseFigure();
SolidBrush brush = new SolidBrush((currentItem == SelectedItem) ? Color.White : SystemColors.GradientInactiveCaption);
g.FillPath(brush, graphicsPath);
g.DrawPath(SystemPens.ControlDark, graphicsPath);
if (currentItem == SelectedItem)
{
g.DrawLine(new Pen(brush), left - 9f, num4 + 2f, left + num3 - 1f, num4 + 2f);
}
PointF location = new PointF(left + 15f, 5f);
RectangleF layoutRectangle = stripRect;
layoutRectangle.Location = location;
layoutRectangle.Width = num3 - (layoutRectangle.Left - left) - 4f;
if (currentItem == selectedItem)
{
layoutRectangle.Width -= 15f;
}
layoutRectangle.Height = 23f;
if (currentItem == SelectedItem)
{
g.DrawString(currentItem.Title, font, new SolidBrush(ForeColor), layoutRectangle, sf);
}
else
{
g.DrawString(currentItem.Title, font, new SolidBrush(ForeColor), layoutRectangle, sf);
}
currentItem.IsDrawn = true;
}
public BrowserTabStripItem GetTabItemByPoint(Point pt)
{
BrowserTabStripItem result = null;
bool flag = false;
for (int i = 0; i < Items.Count; i++)
{
BrowserTabStripItem fATabStripItem = Items[i];
if (fATabStripItem.StripRect.Contains(pt) && fATabStripItem.Visible && fATabStripItem.IsDrawn)
{
result = fATabStripItem;
flag = true;
}
if (flag)
{
break;
}
}
return(result);
}
public void RemoveTab(BrowserTabStripItem tabItem)
{
int num = Items.IndexOf(tabItem);
if (num >= 0)
{
UnSelectItem(tabItem);
Items.Remove(tabItem);
}
if (Items.Count > 0)
{
if (Items[num - 1] != null)
{
SelectedItem = Items[num - 1];
}
else
{
SelectedItem = Items.FirstVisible;
}
}
}
private void OnCollectionChanged(object sender, CollectionChangeEventArgs e)
{
BrowserTabStripItem fATabStripItem = (BrowserTabStripItem)e.Element;
if (e.Action == CollectionChangeAction.Add)
{
Controls.Add(fATabStripItem);
OnTabStripItemChanged(new TabStripItemChangedEventArgs(fATabStripItem, BrowserTabStripItemChangeTypes.Added));
}
else if (e.Action == CollectionChangeAction.Remove)
{
Controls.Remove(fATabStripItem);
OnTabStripItemChanged(new TabStripItemChangedEventArgs(fATabStripItem, BrowserTabStripItemChangeTypes.Removed));
}
else
{
OnTabStripItemChanged(new TabStripItemChangedEventArgs(fATabStripItem, BrowserTabStripItemChangeTypes.Changed));
}
UpdateLayout();
Invalidate();
}
private void OnCalcTabPage(Graphics g, BrowserTabStripItem currentItem)
{
_ = Font;
int num = 0;
if (currentItem.Title == "+")
{
num = AddButtonWidth;
}
else
{
num = (base.Width - (AddButtonWidth + 20)) / (items.Count - 1);
if (num > MaxTabSize)
{
num = MaxTabSize;
}
}
RectangleF rectangleF2 = (currentItem.StripRect = new RectangleF(DEF_START_POS, 3f, num, 28f));
DEF_START_POS += num;
}
private void OnMenuItemClicked(object sender, ToolStripItemClickedEventArgs e)
{
BrowserTabStripItem fATabStripItem2 = (SelectedItem = (BrowserTabStripItem)e.ClickedItem.Tag);
}
public TabStripItemChangedEventArgs(BrowserTabStripItem item, BrowserTabStripItemChangeTypes type)
{
changeType = type;
itm = item;
}
public virtual bool Contains(BrowserTabStripItem item)
{
return(base.List.Contains(item));
}
public virtual int IndexOf(BrowserTabStripItem item)
{
return(base.List.IndexOf(item));
}
public void AddTab(BrowserTabStripItem tabItem)
{
AddTab(tabItem, autoSelect: false);
}
internal void SelectItem(BrowserTabStripItem tabItem)
{
tabItem.Dock = DockStyle.Fill;
tabItem.Visible = true;
tabItem.Selected = true;
}
internal void UnSelectItem(BrowserTabStripItem tabItem)
{
tabItem.Selected = false;
}
public void CalcBounds(BrowserTabStripItem tab)
{
Rect = new Rectangle((int)tab.StripRect.Right - 20, (int)tab.StripRect.Top + 5, 15, 15);
RedrawRect = new Rectangle(Rect.X - 2, Rect.Y - 2, Rect.Width + 4, Rect.Height + 4);
}
public TabStripItemClosingEventArgs(BrowserTabStripItem item)
{
_item = item;
}
