Esempio n. 1
0
		public AutoHideBox (DockFrame frame, DockItem item, Gtk.PositionType pos, int size)
		{
			this.position = pos;
			this.frame = frame;
			this.targetSize = size;
			horiz = pos == PositionType.Left || pos == PositionType.Right;
			startPos = pos == PositionType.Top || pos == PositionType.Left;
			Events = Events | Gdk.EventMask.EnterNotifyMask | Gdk.EventMask.LeaveNotifyMask;
			
			Box fr;
			CustomFrame cframe = new CustomFrame ();
			switch (pos) {
				case PositionType.Left: cframe.SetMargins (1, 1, 0, 1); break;
				case PositionType.Right: cframe.SetMargins (1, 1, 1, 0); break;
				case PositionType.Top: cframe.SetMargins (0, 1, 1, 1); break;
				case PositionType.Bottom: cframe.SetMargins (1, 0, 1, 1); break;
			}
			EventBox sepBox = new EventBox ();
			cframe.Add (sepBox);
			
			if (horiz) {
				fr = new HBox ();
				sepBox.Realized += delegate { sepBox.GdkWindow.Cursor = resizeCursorW; };
				sepBox.WidthRequest = gripSize;
			} else {
				fr = new VBox ();
				sepBox.Realized += delegate { sepBox.GdkWindow.Cursor = resizeCursorH; };
				sepBox.HeightRequest = gripSize;
			}
			
			sepBox.Events = EventMask.AllEventsMask;
			
			if (pos == PositionType.Left || pos == PositionType.Top)
				fr.PackEnd (cframe, false, false, 0);
			else
				fr.PackStart (cframe, false, false, 0);

			Add (fr);
			ShowAll ();
			Hide ();
			
			scrollable = new ScrollableContainer ();
			scrollable.ScrollMode = false;
			scrollable.Show ();

			if (item.Widget.Parent != null) {
				((Gtk.Container)item.Widget.Parent).Remove (item.Widget);
			}

			item.Widget.Show ();
			scrollable.Add (item.Widget);
			fr.PackStart (scrollable, true, true, 0);
			
			sepBox.ButtonPressEvent += OnSizeButtonPress;
			sepBox.ButtonReleaseEvent += OnSizeButtonRelease;
			sepBox.MotionNotifyEvent += OnSizeMotion;
			sepBox.ExposeEvent += OnGripExpose;
			sepBox.EnterNotifyEvent += delegate { insideGrip = true; sepBox.QueueDraw (); };
			sepBox.LeaveNotifyEvent += delegate { insideGrip = false; sepBox.QueueDraw (); };
		}
Esempio n. 2
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        internal DockBar(DockFrame frame, Gtk.PositionType position)
        {
            VisibleWindow = false;
            this.frame    = frame;
            this.position = position;
            Gtk.Alignment al = new Alignment(0, 0, 0, 0);
            if (Orientation == Gtk.Orientation.Horizontal)
            {
                box = new HBox();
            }
            else
            {
                box = new VBox();
            }

            al.Add(box);
            Add(al);

            filler = new Label();
            filler.WidthRequest  = 4;
            filler.HeightRequest = 4;
            box.PackEnd(filler);

            ShowAll();
            UpdateVisibility();
        }
Esempio n. 3
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 public virtual bool IsNextToMargin(Gtk.PositionType margin, bool visibleOnly)
 {
     if (ParentGroup == null)
     {
         return(true);
     }
     if (!ParentGroup.IsNextToMargin(margin, visibleOnly))
     {
         return(false);
     }
     return(ParentGroup.IsChildNextToMargin(margin, this, visibleOnly));
 }
Esempio n. 4
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        internal DockBar(DockFrame frame, Gtk.PositionType position)
        {
            frame.ShadedContainer.Add(this);
            VisibleWindow = false;
            this.frame    = frame;
            this.position = position;
            Gtk.Alignment al = new Alignment(0, 0, 0, 0);
            if (Orientation == Gtk.Orientation.Horizontal)
            {
                box = new HBox();
            }
            else
            {
                box = new VBox();
            }

            uint sizePadding  = 1;
            uint startPadding = 6;

            switch (Frame.CompactGuiLevel)
            {
            case 1: sizePadding = 2; break;

            case 4: startPadding = 3; break;

            case 5: startPadding = 0; sizePadding = 0; break;
            }

            switch (position)
            {
            case PositionType.Top: al.BottomPadding = sizePadding; al.LeftPadding = al.RightPadding = startPadding; break;

            case PositionType.Bottom: al.TopPadding = sizePadding; al.LeftPadding = al.RightPadding = startPadding; break;

            case PositionType.Left: al.RightPadding = sizePadding; al.TopPadding = al.BottomPadding = startPadding; break;

            case PositionType.Right: al.LeftPadding = sizePadding; al.TopPadding = al.BottomPadding = startPadding; break;
            }

            box.Spacing = 3;
            al.Add(box);
            Add(al);

            filler = new Label();
            filler.WidthRequest  = 4;
            filler.HeightRequest = 4;
            box.PackEnd(filler);

            ShowAll();
            UpdateVisibility();
        }
Esempio n. 5
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 internal void SetAutoHideMode(Gtk.PositionType pos, int size)
 {
     ResetMode();
     if (widget != null)
     {
         widget.Hide(); // Avoids size allocation warning
         widget.Unparent();
     }
     dockBarItem = frame.BarDock(pos, this, size);
     if (widget != null)
     {
         widget.UpdateBehavior();
     }
 }
Esempio n. 6
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        int GetAutoHideSize(Gtk.PositionType pos)
        {
            if (autoHideSize != -1)
            {
                return(autoHideSize);
            }

            if (pos == PositionType.Left || pos == PositionType.Right)
            {
                return(Allocation.Width);
            }
            else
            {
                return(Allocation.Height);
            }
        }
Esempio n. 7
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 internal void SetAutoHideMode(Gtk.PositionType pos, int size)
 {
     ResetMode();
     if (widget != null)
     {
         widget.Hide(); // Avoids size allocation warning
         if (widget.Parent != null)
         {
             ((Gtk.Container)widget.Parent).Remove(widget);
         }
     }
     dockBarItem = frame.BarDock(pos, this, size);
     if (widget != null)
     {
         widget.UpdateBehavior();
     }
 }
Esempio n. 8
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        internal DockBar(DockFrame frame, Gtk.PositionType position)
        {
            VisibleWindow = false;
            this.frame    = frame;
            this.position = position;
            Gtk.Alignment al = new Alignment(0, 0, 0, 0);
            if (Orientation == Gtk.Orientation.Horizontal)
            {
                box = new HBox();
            }
            else
            {
                box = new VBox();
            }

            al.Add(box);
            Add(al);

            ShowAll();
            UpdateVisibility();
        }
 public bool IsChildNextToMargin(Gtk.PositionType margin, DockObject obj, bool visibleOnly)
 {
     if (type == DockGroupType.Tabbed)
     {
         return(true);
     }
     else if (type == DockGroupType.Horizontal)
     {
         if (margin == PositionType.Top || margin == PositionType.Bottom)
         {
             return(true);
         }
         int i = visibleOnly ? VisibleObjects.IndexOf(obj) : Objects.IndexOf(obj);
         if (margin == PositionType.Left && i == 0)
         {
             return(true);
         }
         if (margin == PositionType.Right && i == (visibleOnly ? VisibleObjects.Count - 1 : Objects.Count - 1))
         {
             return(true);
         }
     }
     else if (type == DockGroupType.Vertical)
     {
         if (margin == PositionType.Left || margin == PositionType.Right)
         {
             return(true);
         }
         int i = visibleOnly ? VisibleObjects.IndexOf(obj) : Objects.IndexOf(obj);
         if (margin == PositionType.Top && i == 0)
         {
             return(true);
         }
         if (margin == PositionType.Bottom && i == (visibleOnly ? VisibleObjects.Count - 1 : Objects.Count - 1))
         {
             return(true);
         }
     }
     return(false);
 }
Esempio n. 10
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        internal override void Read(XmlReader reader)
        {
            base.Read(reader);
            visibleFlag = bool.Parse(reader.GetAttribute("visible")) && !item.IsPositionMarker;
            status      = (DockItemStatus)Enum.Parse(typeof(DockItemStatus), reader.GetAttribute("status"));
            int    fx = 0, fy = 0, fw = 0, fh = 0;
            string s = reader.GetAttribute("floatX");

            if (s != null)
            {
                fx = int.Parse(s);
            }
            s = reader.GetAttribute("floatY");
            if (s != null)
            {
                fy = int.Parse(s);
            }
            s = reader.GetAttribute("floatWidth");
            if (s != null)
            {
                fw = int.Parse(s);
            }
            s = reader.GetAttribute("floatHeight");
            if (s != null)
            {
                fh = int.Parse(s);
            }
            s = reader.GetAttribute("autoHidePosition");
            if (s != null)
            {
                barDocPosition = (PositionType)Enum.Parse(typeof(PositionType), s);
            }
            s = reader.GetAttribute("autoHideSize");
            if (s != null)
            {
                autoHideSize = int.Parse(s);
            }
            floatRect = new Gdk.Rectangle(fx, fy, fw, fh);
        }
Esempio n. 11
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		internal DockBar (DockFrame frame, Gtk.PositionType position)
		{
			VisibleWindow = false;
			this.frame = frame;
			this.position = position;
			Gtk.Alignment al = new Alignment (0,0,0,0);
			if (Orientation == Gtk.Orientation.Horizontal)
				box = new HBox ();
			else
				box = new VBox ();

			al.Add (box);
			Add (al);
			
			filler = new Label ();
			filler.WidthRequest = 4;
			filler.HeightRequest = 4;
			box.PackEnd (filler);
			
			ShowAll ();
			UpdateVisibility ();
		}
Esempio n. 12
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		internal DockBar (DockFrame frame, Gtk.PositionType position)
		{
			frame.ShadedContainer.Add (this);
			VisibleWindow = false;
			this.frame = frame;
			this.position = position;
			Gtk.Alignment al = new Alignment (0,0,0,0);
			if (Orientation == Gtk.Orientation.Horizontal)
				box = new HBox ();
			else
				box = new VBox ();
			
			uint sizePadding = 1;
			uint startPadding = 6;
			switch (Frame.CompactGuiLevel) {
				case 1: sizePadding = 2; break;
				case 4: startPadding = 3; break;
				case 5: startPadding = 0; sizePadding = 0; break;
			}
			
			switch (position) {
				case PositionType.Top: al.BottomPadding = sizePadding; al.LeftPadding = al.RightPadding = startPadding; break;
				case PositionType.Bottom: al.TopPadding = sizePadding; al.LeftPadding = al.RightPadding = startPadding; break;
				case PositionType.Left: al.RightPadding = sizePadding; al.TopPadding = al.BottomPadding = startPadding; break;
				case PositionType.Right: al.LeftPadding = sizePadding; al.TopPadding = al.BottomPadding = startPadding; break;
			}
			
			box.Spacing = 3;
			al.Add (box);
			Add (al);
			
			filler = new Label ();
			filler.WidthRequest = 4;
			filler.HeightRequest = 4;
			box.PackEnd (filler);
			
			ShowAll ();
			UpdateVisibility ();
		}
Esempio n. 13
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        void SetBarDocPosition()
        {
            // Determine the best position for docking the item

            if (Allocation.IsEmpty)
            {
                int uniqueTrue  = -1;
                int uniqueFalse = -1;
                for (int n = 0; n < 4; n++)
                {
                    bool inMargin = IsNextToMargin((PositionType)n, false);
                    if (inMargin)
                    {
                        if (uniqueTrue == -1)
                        {
                            uniqueTrue = n;
                        }
                        else
                        {
                            uniqueTrue = -2;
                        }
                    }
                    else
                    {
                        if (uniqueFalse == -1)
                        {
                            uniqueFalse = n;
                        }
                        else
                        {
                            uniqueFalse = -2;
                        }
                    }
                }

                if (uniqueTrue >= 0)
                {
                    barDocPosition = (PositionType)uniqueTrue;
                    autoHideSize   = 200;
                    return;
                }
                else if (uniqueFalse >= 0)
                {
                    barDocPosition = (PositionType)uniqueFalse;
                    switch (barDocPosition)
                    {
                    case PositionType.Left: barDocPosition = PositionType.Right; break;

                    case PositionType.Right: barDocPosition = PositionType.Left; break;

                    case PositionType.Top: barDocPosition = PositionType.Bottom; break;

                    case PositionType.Bottom: barDocPosition = PositionType.Top; break;
                    }
                    autoHideSize = 200;
                    return;
                }

                // If the item is in a group, use the dock location of other items
                DockObject current = this;
                do
                {
                    if (EstimateBarDocPosition(current.ParentGroup, current, out barDocPosition, out autoHideSize))
                    {
                        return;
                    }
                    current = current.ParentGroup;
                } while (current.ParentGroup != null);

                // Can't find a good location. Just guess.
                barDocPosition = PositionType.Bottom;
                autoHideSize   = 200;
                return;
            }
            barDocPosition = CalcBarDocPosition();
        }
Esempio n. 14
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 internal DockBarItem BarDock(Gtk.PositionType pos, DockItem item, int size)
 {
     return(GetDockBar(pos).AddItem(item, size));
 }
Esempio n. 15
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		public AutoHideBox (DockFrame frame, DockItem item, Gtk.PositionType pos, int size): base (frame)
		{
			this.position = pos;
			this.frame = frame;
			this.targetSize = size;
			horiz = pos == PositionType.Left || pos == PositionType.Right;
			startPos = pos == PositionType.Top || pos == PositionType.Left;
			Events = Events | Gdk.EventMask.EnterNotifyMask | Gdk.EventMask.LeaveNotifyMask;
			
			Box fr;
			CustomFrame cframe = new CustomFrame ();
			switch (pos) {
			case PositionType.Left: cframe.SetMargins (0, 0, 1, 1); break;
			case PositionType.Right: cframe.SetMargins (0, 0, 1, 1); break;
			case PositionType.Top: cframe.SetMargins (1, 1, 0, 0); break;
			case PositionType.Bottom: cframe.SetMargins (1, 1, 0, 0); break;
			}

			if (frame.UseWindowsForTopLevelFrames) {
				// When using a top level window on mac, clicks on the first 4 pixels next to the border
				// are not detected. To avoid confusing the user (since the resize cursor is shown), 
				// we make the resize drag area smaller.
				switch (pos) {
				case PositionType.Left: cframe.SetPadding (0, 0, 0, 4); gripSize = 4; break;
				case PositionType.Right: cframe.SetPadding (0, 0, 4, 0); gripSize = 4; break;
				}
			}

			EventBox sepBox = new EventBox ();
			cframe.Add (sepBox);
			
			if (horiz) {
				fr = new HBox ();
				sepBox.Realized += delegate { sepBox.GdkWindow.Cursor = resizeCursorW; };
				sepBox.WidthRequest = gripSize;
			} else {
				fr = new VBox ();
				sepBox.Realized += delegate { sepBox.GdkWindow.Cursor = resizeCursorH; };
				sepBox.HeightRequest = gripSize;
			}
			
			sepBox.Events = EventMask.AllEventsMask;
			
			if (pos == PositionType.Left || pos == PositionType.Top)
				fr.PackEnd (cframe, false, false, 0);
			else
				fr.PackStart (cframe, false, false, 0);

			Add (fr);
			ShowAll ();
			Hide ();
			
#if ANIMATE_DOCKING
			scrollable = new ScrollableContainer ();
			scrollable.ScrollMode = false;
			scrollable.Show ();
#endif
			VBox itemBox = new VBox ();
			itemBox.Show ();
			item.TitleTab.Active = true;
			itemBox.PackStart (item.TitleTab, false, false, 0);
			itemBox.PackStart (item.Widget, true, true, 0);

			item.Widget.Show ();
#if ANIMATE_DOCKING
			scrollable.Add (itemBox);
			fr.PackStart (scrollable, true, true, 0);
#else
			fr.PackStart (itemBox, true, true, 0);
#endif
			
			sepBox.ButtonPressEvent += OnSizeButtonPress;
			sepBox.ButtonReleaseEvent += OnSizeButtonRelease;
			sepBox.MotionNotifyEvent += OnSizeMotion;
			sepBox.ExposeEvent += OnGripExpose;
			sepBox.EnterNotifyEvent += delegate { insideGrip = true; sepBox.QueueDraw (); };
			sepBox.LeaveNotifyEvent += delegate { insideGrip = false; sepBox.QueueDraw (); };
		}
Esempio n. 16
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        public AutoHideBox(DockFrame frame, DockItem item, Gtk.PositionType pos, int size)
        {
            this.position   = pos;
            this.frame      = frame;
            this.targetSize = size;
            horiz           = pos == PositionType.Left || pos == PositionType.Right;
            startPos        = pos == PositionType.Top || pos == PositionType.Left;
            Events          = Events | Gdk.EventMask.EnterNotifyMask | Gdk.EventMask.LeaveNotifyMask;

            Box         fr;
            CustomFrame cframe = new CustomFrame();

            switch (pos)
            {
            case PositionType.Left: cframe.SetMargins(0, 0, 1, 1); break;

            case PositionType.Right: cframe.SetMargins(0, 0, 1, 1); break;

            case PositionType.Top: cframe.SetMargins(1, 1, 0, 0); break;

            case PositionType.Bottom: cframe.SetMargins(1, 1, 0, 0); break;
            }
            EventBox sepBox = new EventBox();

            cframe.Add(sepBox);

            if (horiz)
            {
                fr = new HBox();
                sepBox.Realized    += delegate { sepBox.GdkWindow.Cursor = resizeCursorW; };
                sepBox.WidthRequest = gripSize;
            }
            else
            {
                fr = new VBox();
                sepBox.Realized     += delegate { sepBox.GdkWindow.Cursor = resizeCursorH; };
                sepBox.HeightRequest = gripSize;
            }

            sepBox.Events = EventMask.AllEventsMask;

            if (pos == PositionType.Left || pos == PositionType.Top)
            {
                fr.PackEnd(cframe, false, false, 0);
            }
            else
            {
                fr.PackStart(cframe, false, false, 0);
            }

            Add(fr);
            ShowAll();
            Hide();

#if ANIMATE_DOCKING
            scrollable            = new ScrollableContainer();
            scrollable.ScrollMode = false;
            scrollable.Show();
#endif
            VBox itemBox = new VBox();
            itemBox.Show();
            item.TitleTab.Active = true;
            itemBox.PackStart(item.TitleTab, false, false, 0);
            itemBox.PackStart(item.Widget, true, true, 0);

            item.Widget.Show();
#if ANIMATE_DOCKING
            scrollable.Add(itemBox);
            fr.PackStart(scrollable, true, true, 0);
#else
            fr.PackStart(itemBox, true, true, 0);
#endif

            sepBox.ButtonPressEvent   += OnSizeButtonPress;
            sepBox.ButtonReleaseEvent += OnSizeButtonRelease;
            sepBox.MotionNotifyEvent  += OnSizeMotion;
            sepBox.ExposeEvent        += OnGripExpose;
            sepBox.EnterNotifyEvent   += delegate { insideGrip = true; sepBox.QueueDraw(); };
            sepBox.LeaveNotifyEvent   += delegate { insideGrip = false; sepBox.QueueDraw(); };
        }
Esempio n. 17
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		void SetBarDocPosition ()
		{
			// Determine the best position for docking the item
			
			if (Allocation.IsEmpty) {
				int uniqueTrue = -1;
				int uniqueFalse = -1;
				for (int n=0; n<4; n++) {
					bool inMargin = IsNextToMargin ((PositionType) n, false);
					if (inMargin) {
						if (uniqueTrue == -1)
							uniqueTrue = n;
						else
							uniqueTrue = -2;
					} else {
						if (uniqueFalse == -1)
							uniqueFalse = n;
						else
							uniqueFalse = -2;
					}
				}
				
				if (uniqueTrue >= 0) {
					barDocPosition = (PositionType) uniqueTrue;
					autoHideSize = 200;
					return;
				} else if (uniqueFalse >= 0) {
					barDocPosition = (PositionType) uniqueFalse;
					switch (barDocPosition) {
						case PositionType.Left: barDocPosition = PositionType.Right; break;
						case PositionType.Right: barDocPosition = PositionType.Left; break;
						case PositionType.Top: barDocPosition = PositionType.Bottom; break;
						case PositionType.Bottom: barDocPosition = PositionType.Top; break;
					}
					autoHideSize = 200;
					return;
				}
				
				// If the item is in a group, use the dock location of other items
				DockObject current = this;
				do {
					if (EstimateBarDocPosition (current.ParentGroup, current, out barDocPosition, out autoHideSize))
						return;
					current = current.ParentGroup;
				} while (current.ParentGroup != null);
				
				// Can't find a good location. Just guess.
				barDocPosition = PositionType.Bottom;
				autoHideSize = 200;
				return;
			}
			barDocPosition = CalcBarDocPosition ();
		}
Esempio n. 18
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		internal override void Read (XmlReader reader)
		{
			base.Read (reader);
			visibleFlag = bool.Parse (reader.GetAttribute ("visible")) && !item.IsPositionMarker;
			status = (DockItemStatus) Enum.Parse (typeof (DockItemStatus), reader.GetAttribute ("status"));
			int fx=0, fy=0, fw=0, fh=0;
			string s = reader.GetAttribute ("floatX");
			if (s != null)
				fx = int.Parse (s);
			s = reader.GetAttribute ("floatY");
			if (s != null)
				fy = int.Parse (s);
			s = reader.GetAttribute ("floatWidth");
			if (s != null)
				fw = int.Parse (s);
			s = reader.GetAttribute ("floatHeight");
			if (s != null)
				fh = int.Parse (s);
			s = reader.GetAttribute ("autoHidePosition");
			if (s != null)
				barDocPosition = (PositionType) Enum.Parse (typeof (PositionType), s);
			s = reader.GetAttribute ("autoHideSize");
			if (s != null)
				autoHideSize = int.Parse (s);
			floatRect = new Gdk.Rectangle (fx, fy, fw, fh);
		}
Esempio n. 19
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        public AutoHideBox(DockFrame frame, DockItem item, Gtk.PositionType pos, int size) : base(frame)
        {
            this.position   = pos;
            this.frame      = frame;
            this.targetSize = size;
            horiz           = pos == PositionType.Left || pos == PositionType.Right;
            startPos        = pos == PositionType.Top || pos == PositionType.Left;
            Events          = Events | Gdk.EventMask.EnterNotifyMask | Gdk.EventMask.LeaveNotifyMask;

            Box         fr;
            CustomFrame cframe = new CustomFrame();

            switch (pos)
            {
            case PositionType.Left: cframe.SetMargins(0, 0, 1, 1); break;

            case PositionType.Right: cframe.SetMargins(0, 0, 1, 1); break;

            case PositionType.Top: cframe.SetMargins(1, 1, 0, 0); break;

            case PositionType.Bottom: cframe.SetMargins(1, 1, 0, 0); break;
            }

            if (frame.UseWindowsForTopLevelFrames)
            {
                // When using a top level window on mac, clicks on the first 4 pixels next to the border
                // are not detected. To avoid confusing the user (since the resize cursor is shown),
                // we make the resize drag area smaller.
                switch (pos)
                {
                case PositionType.Left: cframe.SetPadding(0, 0, 0, 4); gripSize = 4; break;

                case PositionType.Right: cframe.SetPadding(0, 0, 4, 0); gripSize = 4; break;
                }
            }

            EventBox sepBox = new EventBox();

            cframe.Add(sepBox);

            if (horiz)
            {
                fr = new HBox();
                sepBox.Realized    += delegate { sepBox.GdkWindow.Cursor = resizeCursorW; };
                sepBox.WidthRequest = gripSize;
            }
            else
            {
                fr = new VBox();
                sepBox.Realized     += delegate { sepBox.GdkWindow.Cursor = resizeCursorH; };
                sepBox.HeightRequest = gripSize;
            }

            sepBox.Events = EventMask.AllEventsMask;

            if (pos == PositionType.Left || pos == PositionType.Top)
            {
                fr.PackEnd(cframe, false, false, 0);
            }
            else
            {
                fr.PackStart(cframe, false, false, 0);
            }

            Add(fr);
            ShowAll();
            Hide();

#if ANIMATE_DOCKING
            scrollable            = new ScrollableContainer();
            scrollable.ScrollMode = false;
            scrollable.Show();
#endif
            VBox itemBox = new VBox();
            itemBox.Show();
            item.TitleTab.Active = true;
            itemBox.PackStart(item.TitleTab, false, false, 0);
            itemBox.PackStart(item.Widget, true, true, 0);

            item.Widget.Show();
#if ANIMATE_DOCKING
            scrollable.Add(itemBox);
            fr.PackStart(scrollable, true, true, 0);
#else
            fr.PackStart(itemBox, true, true, 0);
#endif

            sepBox.ButtonPressEvent   += OnSizeButtonPress;
            sepBox.ButtonReleaseEvent += OnSizeButtonRelease;
            sepBox.MotionNotifyEvent  += OnSizeMotion;
            sepBox.ExposeEvent        += OnGripExpose;
            sepBox.EnterNotifyEvent   += delegate { insideGrip = true; sepBox.QueueDraw(); };
            sepBox.LeaveNotifyEvent   += delegate { insideGrip = false; sepBox.QueueDraw(); };
        }