/// <summary>
/// Called when [calculate tab page].
/// </summary>
/// <param name="g">The g.</param>
/// <param name="currentItem">The current item.</param>
private void OnCalcTabPage(Graphics g, ZeroitFameyeTabStripItem 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;
}
}
/// <summary>
/// Assigns the specified item.
/// </summary>
/// <param name="item">The item.</param>
public void Assign(ZeroitFameyeTabStripItem item)
{
Visible = item.Visible;
Text = item.Text;
CanClose = item.CanClose;
Tag = item.Tag;
}
/// <summary>
/// Removes the specified item.
/// </summary>
/// <param name="item">The item.</param>
public virtual void Remove(ZeroitFameyeTabStripItem item)
{
if (List.Contains(item))
{
List.Remove(item);
}
}
/// <summary>
/// Called when [insert complete].
/// </summary>
/// <param name="index">The index.</param>
/// <param name="item">The item.</param>
protected override void OnInsertComplete(int index, object item)
{
ZeroitFameyeTabStripItem itm = item as ZeroitFameyeTabStripItem;
itm.Changed += new EventHandler(OnItem_Changed);
OnCollectionChanged(new CollectionChangeEventArgs(CollectionChangeAction.Add, item));
}
/// <summary>
/// Handles the <see cref="E:Removing" /> event.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="ComponentEventArgs"/> instance containing the event data.</param>
private void OnRemoving(object sender, ComponentEventArgs e)
{
IDesignerHost host = (IDesignerHost)GetService(typeof(IDesignerHost));
//Removing a button
if (e.Component is ZeroitFameyeTabStripItem)
{
ZeroitFameyeTabStripItem itm = e.Component as ZeroitFameyeTabStripItem;
if (Control.Items.Contains(itm))
{
changeService.OnComponentChanging(Control, null);
Control.RemoveTab(itm);
changeService.OnComponentChanged(Control, null, null, null);
return;
}
}
if (e.Component is ZeroitFameyeTabStrip)
{
for (int i = Control.Items.Count - 1; i >= 0; i--)
{
ZeroitFameyeTabStripItem itm = Control.Items[i];
changeService.OnComponentChanging(Control, null);
Control.RemoveTab(itm);
host.DestroyComponent(itm);
changeService.OnComponentChanged(Control, null, null, null);
}
}
}
/// <summary>
/// Called when [remove].
/// </summary>
/// <param name="index">The index.</param>
/// <param name="item">The item.</param>
protected override void OnRemove(int index, object item)
{
base.OnRemove(index, item);
ZeroitFameyeTabStripItem itm = item as ZeroitFameyeTabStripItem;
itm.Changed -= new EventHandler(OnItem_Changed);
OnCollectionChanged(new CollectionChangeEventArgs(CollectionChangeAction.Remove, item));
}
/// <summary>
/// Inserts the specified index.
/// </summary>
/// <param name="index">The index.</param>
/// <param name="item">The item.</param>
public virtual void Insert(int index, ZeroitFameyeTabStripItem item)
{
if (Contains(item))
{
return;
}
List.Insert(index, item);
}
/// <summary>
/// Adds the specified item.
/// </summary>
/// <param name="item">The item.</param>
/// <returns>System.Int32.</returns>
public virtual int Add(ZeroitFameyeTabStripItem item)
{
int res = IndexOf(item);
if (res == -1)
{
res = List.Add(item);
}
return(res);
}
/// <summary>
/// Add a <see cref="FATabStripItem" /> to this control.
/// User can make the currently selected item or not.
/// </summary>
/// <param name="tabItem">The tab item.</param>
/// <param name="autoSelect">if set to <c>true</c> [automatic select].</param>
public void AddTab(ZeroitFameyeTabStripItem tabItem, bool autoSelect)
{
tabItem.Dock = DockStyle.Fill;
Items.Add(tabItem);
if ((autoSelect && tabItem.Visible) || (tabItem.Visible && Items.DrawnCount < 1))
{
SelectedItem = tabItem;
SelectItem(tabItem);
}
}
/// <summary>
/// Sets the default selected.
/// </summary>
private void SetDefaultSelected()
{
if (selectedItem == null && Items.Count > 0)
{
SelectedItem = Items[0];
}
for (int i = 0; i < Items.Count; i++)
{
ZeroitFameyeTabStripItem itm = Items[i];
itm.Dock = DockStyle.Fill;
}
}
/// <summary>
/// Handles the <see cref="E:RemoveTabStrip" /> event.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
private void OnRemoveTabStrip(object sender, EventArgs e)
{
IDesignerHost host = (IDesignerHost)GetService(typeof(IDesignerHost));
DesignerTransaction transaction = host.CreateTransaction("Remove Button");
changeService.OnComponentChanging(Control, null);
ZeroitFameyeTabStripItem itm = Control.Items[Control.Items.Count - 1];
Control.UnSelectItem(itm);
Control.Items.Remove(itm);
changeService.OnComponentChanged(Control, null, null, null);
transaction.Commit();
}
/// <summary>
/// Moves to.
/// </summary>
/// <param name="newIndex">The new index.</param>
/// <param name="item">The item.</param>
/// <returns>ZeroitFameyeTabStripItem.</returns>
public virtual ZeroitFameyeTabStripItem MoveTo(int newIndex, ZeroitFameyeTabStripItem item)
{
int currentIndex = List.IndexOf(item);
if (currentIndex >= 0)
{
RemoveAt(currentIndex);
Insert(0, item);
return(item);
}
return(null);
}
/// <summary>
/// Handles the <see cref="E:AddTabStrip" /> event.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
private void OnAddTabStrip(object sender, EventArgs e)
{
IDesignerHost host = (IDesignerHost)GetService(typeof(IDesignerHost));
DesignerTransaction transaction = host.CreateTransaction("Add TabStrip");
ZeroitFameyeTabStripItem itm = (ZeroitFameyeTabStripItem)host.CreateComponent(typeof(ZeroitFameyeTabStripItem));
changeService.OnComponentChanging(Control, null);
Control.AddTab(itm);
int indx = Control.Items.IndexOf(itm) + 1;
itm.Title = "TabStrip Page " + indx.ToString();
Control.SelectItem(itm);
changeService.OnComponentChanged(Control, null, null, null);
transaction.Commit();
}
/// <summary>
/// Raises the <see cref="E:System.Windows.Forms.Control.MouseDown" /> event.
/// </summary>
/// <param name="e">A <see cref="T:System.Windows.Forms.MouseEventArgs" /> that contains the event data.</param>
protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
if (e.Button != MouseButtons.Left)
{
return;
}
HitTestResult result = HitTest(e.Location);
if (result == HitTestResult.MenuGlyph)
{
HandledEventArgs args = new HandledEventArgs(false);
OnMenuItemsLoading(args);
if (!args.Handled)
{
OnMenuItemsLoad(EventArgs.Empty);
}
ShowMenu();
}
else if (result == HitTestResult.CloseButton)
{
if (SelectedItem != null)
{
TabStripItemClosingEventArgs args = new TabStripItemClosingEventArgs(SelectedItem);
OnTabStripItemClosing(args);
if (!args.Cancel && SelectedItem.CanClose)
{
RemoveTab(SelectedItem);
OnTabStripItemClosed(EventArgs.Empty);
}
}
}
else if (result == HitTestResult.TabItem)
{
ZeroitFameyeTabStripItem item = GetTabItemByPoint(e.Location);
if (item != null)
{
SelectedItem = item;
}
}
Invalidate();
}
/// <summary>
/// WNDs the proc.
/// </summary>
/// <param name="msg">The MSG.</param>
protected override void WndProc(ref Message msg)
{
if (msg.Msg == 0x201)
{
Point pt = Control.PointToClient(Cursor.Position);
ZeroitFameyeTabStripItem itm = Control.GetTabItemByPoint(pt);
if (itm != null)
{
Control.SelectedItem = itm;
ArrayList selection = new ArrayList();
selection.Add(itm);
ISelectionService selectionService = (ISelectionService)GetService(typeof(ISelectionService));
selectionService.SetSelectedComponents(selection);
}
}
base.WndProc(ref msg);
}
/// <summary>
/// Assigns the specified collection.
/// </summary>
/// <param name="collection">The collection.</param>
public virtual void Assign(FATabStripItemCollection collection)
{
BeginUpdate();
try
{
Clear();
for (int n = 0; n < collection.Count; n++)
{
ZeroitFameyeTabStripItem item = collection[n];
ZeroitFameyeTabStripItem newItem = new ZeroitFameyeTabStripItem();
newItem.Assign(item);
Add(newItem);
}
}
finally
{
EndUpdate();
}
}
/// <summary>
/// Allows the draw.
/// </summary>
/// <param name="item">The item.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
private bool AllowDraw(ZeroitFameyeTabStripItem 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);
}
/// <summary>
/// Loads menu items based on <see cref="FATabStripItem" />s currently added
/// to this control.
/// </summary>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
protected virtual void OnMenuItemsLoad(EventArgs e)
{
menu.RightToLeft = RightToLeft;
menu.Items.Clear();
for (int i = 0; i < Items.Count; i++)
{
ZeroitFameyeTabStripItem item = Items[i];
if (!item.Visible)
{
continue;
}
ToolStripMenuItem tItem = new ToolStripMenuItem(item.Title);
tItem.Tag = item;
tItem.Image = item.Image;
menu.Items.Add(tItem);
}
OnMenuItemsLoaded(EventArgs.Empty);
}
/// <summary>
/// Handles the <see cref="E:CollectionChanged" /> event.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="CollectionChangeEventArgs"/> instance containing the event data.</param>
private void OnCollectionChanged(object sender, CollectionChangeEventArgs e)
{
ZeroitFameyeTabStripItem itm = (ZeroitFameyeTabStripItem)e.Element;
if (e.Action == CollectionChangeAction.Add)
{
Controls.Add(itm);
OnTabStripItemChanged(new TabStripItemChangedEventArgs(itm, FATabStripItemChangeTypes.Added));
}
else if (e.Action == CollectionChangeAction.Remove)
{
Controls.Remove(itm);
OnTabStripItemChanged(new TabStripItemChangedEventArgs(itm, FATabStripItemChangeTypes.Removed));
}
else
{
OnTabStripItemChanged(new TabStripItemChangedEventArgs(itm, FATabStripItemChangeTypes.Changed));
}
UpdateLayout();
Invalidate();
}
/// <summary>
/// Get a <see cref="FATabStripItem" /> at provided point.
/// If no item was found, returns null value.
/// </summary>
/// <param name="pt">The pt.</param>
/// <returns>ZeroitFameyeTabStripItem.</returns>
public ZeroitFameyeTabStripItem GetTabItemByPoint(Point pt)
{
ZeroitFameyeTabStripItem item = null;
bool found = false;
for (int i = 0; i < Items.Count; i++)
{
ZeroitFameyeTabStripItem current = Items[i];
if (current.StripRect.Contains(pt) && current.Visible && current.IsDrawn)
{
item = current;
found = true;
}
if (found)
{
break;
}
}
return(item);
}
/// <summary>
/// Remove a <see cref="FATabStripItem" /> from this control.
/// </summary>
/// <param name="tabItem">The tab item.</param>
public void RemoveTab(ZeroitFameyeTabStripItem 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;
}
}
}
}
/// <summary>
/// Add a <see cref="FATabStripItem" /> to this control without selecting it.
/// </summary>
/// <param name="tabItem">The tab item.</param>
public void AddTab(ZeroitFameyeTabStripItem tabItem)
{
AddTab(tabItem, false);
}
/// <summary>
/// Called when [draw tab page].
/// </summary>
/// <param name="g">The g.</param>
/// <param name="currentItem">The current item.</param>
private void OnDrawTabPage(Graphics g, ZeroitFameyeTabStripItem 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;
}
/// <summary>
/// Indexes the of.
/// </summary>
/// <param name="item">The item.</param>
/// <returns>System.Int32.</returns>
public virtual int IndexOf(ZeroitFameyeTabStripItem item)
{
return(List.IndexOf(item));
}
/// <summary>
/// Handles the <see cref="E:MenuItemClicked" /> event.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="ToolStripItemClickedEventArgs"/> instance containing the event data.</param>
private void OnMenuItemClicked(object sender, ToolStripItemClickedEventArgs e)
{
ZeroitFameyeTabStripItem clickedItem = (ZeroitFameyeTabStripItem)e.ClickedItem.Tag;
SelectedItem = clickedItem;
}
/// <summary>
/// Determines whether [contains] [the specified item].
/// </summary>
/// <param name="item">The item.</param>
/// <returns><c>true</c> if [contains] [the specified item]; otherwise, <c>false</c>.</returns>
public virtual bool Contains(ZeroitFameyeTabStripItem item)
{
return(List.Contains(item));
}
/// <summary>
/// Initializes the designer with the specified component.
/// </summary>
/// <param name="component">The <see cref="T:System.ComponentModel.IComponent" /> to associate with the designer.</param>
public override void Initialize(IComponent component)
{
base.Initialize(component);
TabStrip = component as ZeroitFameyeTabStripItem;
}
/// <summary>
/// Raises the <see cref="E:System.Windows.Forms.Control.Paint" /> event.
/// </summary>
/// <param name="e">A <see cref="T:System.Windows.Forms.PaintEventArgs" /> that contains the event data.</param>
protected override void OnPaint(PaintEventArgs e)
{
SetDefaultSelected();
Rectangle borderRc = ClientRectangle;
borderRc.Width--;
borderRc.Height--;
if (RightToLeft == RightToLeft.No)
{
DEF_START_POS = 10;
}
else
{
DEF_START_POS = stripButtonRect.Right;
}
e.Graphics.DrawRectangle(SystemPens.ControlDark, borderRc);
e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
#region Draw Pages
for (int i = 0; i < Items.Count; i++)
{
ZeroitFameyeTabStripItem currentItem = Items[i];
if (!currentItem.Visible && !DesignMode)
{
continue;
}
OnCalcTabPage(e.Graphics, currentItem);
currentItem.IsDrawn = false;
if (!AllowDraw(currentItem))
{
continue;
}
OnDrawTabPage(e.Graphics, currentItem);
}
#endregion
#region Draw UnderPage Line
if (RightToLeft == RightToLeft.No)
{
if (Items.DrawnCount == 0 || Items.VisibleCount == 0)
{
e.Graphics.DrawLine(SystemPens.ControlDark, new Point(0, DEF_HEADER_HEIGHT),
new Point(ClientRectangle.Width, DEF_HEADER_HEIGHT));
}
else if (SelectedItem != null && SelectedItem.IsDrawn)
{
Point end = new Point((int)SelectedItem.StripRect.Left - 9, DEF_HEADER_HEIGHT);
e.Graphics.DrawLine(SystemPens.ControlDark, new Point(0, DEF_HEADER_HEIGHT), end);
end.X += (int)SelectedItem.StripRect.Width + 10;
e.Graphics.DrawLine(SystemPens.ControlDark, end, new Point(ClientRectangle.Width, DEF_HEADER_HEIGHT));
}
}
else
{
if (Items.DrawnCount == 0 || Items.VisibleCount == 0)
{
e.Graphics.DrawLine(SystemPens.ControlDark, new Point(0, DEF_HEADER_HEIGHT),
new Point(ClientRectangle.Width, DEF_HEADER_HEIGHT));
}
else if (SelectedItem != null && SelectedItem.IsDrawn)
{
Point end = new Point((int)SelectedItem.StripRect.Left, DEF_HEADER_HEIGHT);
e.Graphics.DrawLine(SystemPens.ControlDark, new Point(0, DEF_HEADER_HEIGHT), end);
end.X += (int)SelectedItem.StripRect.Width + 20;
e.Graphics.DrawLine(SystemPens.ControlDark, end, new Point(ClientRectangle.Width, DEF_HEADER_HEIGHT));
}
}
#endregion
#region Draw Menu and Close Glyphs
if (AlwaysShowMenuGlyph || Items.DrawnCount > Items.VisibleCount)
{
menuGlyph.DrawGlyph(e.Graphics);
}
if (AlwaysShowClose || (SelectedItem != null && SelectedItem.CanClose))
{
closeButton.DrawCross(e.Graphics);
}
#endregion
}
/// <summary>
/// Uns the select item.
/// </summary>
/// <param name="tabItem">The tab item.</param>
internal void UnSelectItem(ZeroitFameyeTabStripItem tabItem)
{
//tabItem.Visible = false;
tabItem.Selected = false;
}
/// <summary>
/// Selects the item.
/// </summary>
/// <param name="tabItem">The tab item.</param>
internal void SelectItem(ZeroitFameyeTabStripItem tabItem)
{
tabItem.Dock = DockStyle.Fill;
tabItem.Visible = true;
tabItem.Selected = true;
}
