internal void SetStatus(NestedPaneCollection nestedPanes, DockPane previousPane, DockAlignment alignment, double proportion)
		{
			m_nestedPanes = nestedPanes;
			m_previousPane = previousPane;
			m_alignment = alignment;
			m_proportion = proportion;
		}
		private void InternalConstruct(DockPanel dockPanel, DockPane pane, bool boundsSpecified, Rectangle bounds)
		{
			if (dockPanel == null)
                throw (new ArgumentNullException(XiaoCai.WinformUI.Properties.Resources.FloatWindow_Constructor_NullDockPanel));

			m_nestedPanes = new NestedPaneCollection(this);

			FormBorderStyle = FormBorderStyle.SizableToolWindow;
			ShowInTaskbar = false;
            if (dockPanel.RightToLeft != RightToLeft)
                RightToLeft = dockPanel.RightToLeft;
            if (RightToLeftLayout != dockPanel.RightToLeftLayout)
                RightToLeftLayout = dockPanel.RightToLeftLayout;
			
			SuspendLayout();
            if (boundsSpecified)
            {
                Bounds = bounds;
                StartPosition = FormStartPosition.Manual;
            }
            else
            {
                StartPosition = FormStartPosition.WindowsDefaultLocation;
                Size = dockPanel.DefaultFloatWindowSize;
            }

			m_dockPanel = dockPanel;
			Owner = DockPanel.FindForm();
			DockPanel.AddFloatWindow(this);
			if (pane != null)
				pane.FloatWindow = this;

			ResumeLayout();
		}
            private void SetActivePane()
            {
                DockPane value = (ActiveContent == null ? null : ActiveContent.DockHandler.Pane);

                if (value == m_activePane)
                    return;

                m_activePane = value;
            }
		protected internal DockPaneCaptionBase(DockPane pane)
		{
			m_dockPane = pane;

			SetStyle(ControlStyles.OptimizedDoubleBuffer |
                ControlStyles.ResizeRedraw |
                ControlStyles.UserPaint |
                ControlStyles.AllPaintingInWmPaint, true);
			SetStyle(ControlStyles.Selectable, false);
		}
		private void InternalConstruct(IDockContent content, DockState dockState, bool flagBounds, Rectangle floatWindowBounds, DockPane prevPane, DockAlignment alignment, double proportion, bool show)
		{
			if (dockState == DockState.Hidden || dockState == DockState.Unknown)
                throw new ArgumentException(XiaoCai.WinformUI.Properties.Resources.DockPane_SetDockState_InvalidState);

			if (content == null)
                throw new ArgumentNullException(XiaoCai.WinformUI.Properties.Resources.DockPane_Constructor_NullContent);

			if (content.DockHandler.DockPanel == null)
                throw new ArgumentException(XiaoCai.WinformUI.Properties.Resources.DockPane_Constructor_NullDockPanel);


			SuspendLayout();
			SetStyle(ControlStyles.Selectable, false);

			m_isFloat = (dockState == DockState.Float);

			m_contents = new DockContentCollection();
			m_displayingContents = new DockContentCollection(this);
			m_dockPanel = content.DockHandler.DockPanel;
			m_dockPanel.AddPane(this);

			m_splitter = new SplitterControl(this);

			m_nestedDockingStatus = new NestedDockingStatus(this);

			m_captionControl = DockPanel.DockPaneCaptionFactory.CreateDockPaneCaption(this);
			m_tabStripControl = DockPanel.DockPaneStripFactory.CreateDockPaneStrip(this);
			Controls.AddRange(new Control[] {	m_captionControl, m_tabStripControl	});
			
			DockPanel.SuspendLayout(true);
			if (flagBounds)
				FloatWindow = DockPanel.FloatWindowFactory.CreateFloatWindow(DockPanel, this, floatWindowBounds);
			else if (prevPane != null)
				DockTo(prevPane.NestedPanesContainer, prevPane, alignment, proportion);

			SetDockState(dockState);
			if (show)
				content.DockHandler.Pane = this;
			else if (this.IsFloat)
				content.DockHandler.FloatPane = this;
			else
				content.DockHandler.PanelPane = this;

			ResumeLayout();
			DockPanel.ResumeLayout(true, true);
		}
		internal void SetDockState(bool isHidden, DockState visibleState, DockPane oldPane)
		{
			if (IsSuspendSetDockState)
				return;

			if (DockPanel == null && visibleState != DockState.Unknown)
                throw new InvalidOperationException(XiaoCai.WinformUI.Properties.Resources.DockContentHandler_SetDockState_NullPanel);

			if (visibleState == DockState.Hidden || (visibleState != DockState.Unknown && !IsDockStateValid(visibleState)))
                throw new InvalidOperationException(XiaoCai.WinformUI.Properties.Resources.DockContentHandler_SetDockState_InvalidState);

            DockPanel dockPanel = DockPanel;
            if (dockPanel != null)
                dockPanel.SuspendLayout(true);

			SuspendSetDockState();

			DockState oldDockState = DockState;

			if (m_isHidden != isHidden || oldDockState == DockState.Unknown)
			{
				m_isHidden = isHidden;
			}
			m_visibleState = visibleState;
			m_dockState = isHidden ? DockState.Hidden : visibleState;

            if (visibleState == DockState.Unknown)
                Pane = null;
            else
            {
                m_isFloat = (m_visibleState == DockState.Float);

                if (Pane == null)
                    Pane = DockPanel.DockPaneFactory.CreateDockPane(Content, visibleState, true);
                else if (Pane.DockState != visibleState)
                {
                    if (Pane.Contents.Count == 1)
                        Pane.SetDockState(visibleState);
                    else
                        Pane = DockPanel.DockPaneFactory.CreateDockPane(Content, visibleState, true);
                }
            }

            if (Form.ContainsFocus)
                if (DockState == DockState.Hidden || DockState == DockState.Unknown)
                    DockPanel.ContentFocusManager.GiveUpFocus(Content);

            SetPaneAndVisible(Pane);

			if (oldPane != null && !oldPane.IsDisposed && oldDockState == oldPane.DockState)
				RefreshDockPane(oldPane);

			if (Pane != null && DockState == Pane.DockState)
			{
				if ((Pane != oldPane) ||
					(Pane == oldPane && oldDockState != oldPane.DockState))
					RefreshDockPane(Pane);
			}

            if (oldDockState != DockState)
            {
                if (DockState == DockState.Hidden || DockState == DockState.Unknown ||
                    DockHelper.IsDockStateAutoHide(DockState))
                    DockPanel.ContentFocusManager.RemoveFromList(Content);
                else
                    DockPanel.ContentFocusManager.AddToList(Content);

                OnDockStateChanged(EventArgs.Empty);
            }
			ResumeSetDockState();

            if (dockPanel != null)
                dockPanel.ResumeLayout(true, true);
		}
Beispiel #7
0
 protected void ShowTabPageContextMenu(Point position)
 {
     DockPane.ShowTabPageContextMenu(this, position);
 }
		public void Show(DockPane previousPane, DockAlignment alignment, double proportion)
		{
			DockHandler.Show(previousPane, alignment, proportion);
		}
 private void RemoveFromPane(DockPane pane)
 {
     pane.RemoveContent(Content);
     SetPane(null);
     if (pane.Contents.Count == 0)
         pane.Dispose();
 }
		internal void SetDisplayingStatus(bool isDisplaying, DockPane displayingPreviousPane, DockAlignment displayingAlignment, double displayingProportion)
		{
			m_isDisplaying = isDisplaying;
			m_displayingPreviousPane = displayingPreviousPane;
			m_displayingAlignment = displayingAlignment;
			m_displayingProportion = displayingProportion;
		}
Beispiel #11
0
 private void ResumeSetDockState(bool isHidden, DockState visibleState, DockPane oldPane)
 {
     ResumeSetDockState();
     SetDockState(isHidden, visibleState, oldPane);
 }
Beispiel #12
0
 internal TabCollection(DockPane pane)
 {
     m_dockPane = pane;
 }
		internal NestedDockingStatus(DockPane pane)
		{
			m_dockPane = pane;
		}
Beispiel #14
0
 protected internal Pane(DockPane dockPane)
 {
     m_dockPane = dockPane;
 }
Beispiel #15
0
 protected virtual Pane CreatePane(DockPane dockPane)
 {
     return(new Pane(dockPane));
 }
Beispiel #16
0
 internal void SetPaneAndVisible(DockPane pane)
 {
     SetPane(pane);
     SetVisible();
 }
Beispiel #17
0
 private static void RefreshDockPane(DockPane pane)
 {
     pane.RefreshChanges();
     pane.ValidateActiveContent();
 }
Beispiel #18
0
        internal void SetDockState(bool isHidden, DockState visibleState, DockPane oldPane)
        {
            if (IsSuspendSetDockState)
            {
                return;
            }

            if (DockPanel == null && visibleState != DockState.Unknown)
            {
                throw new InvalidOperationException(XiaoCai.WinformUI.Properties.Resources.DockContentHandler_SetDockState_NullPanel);
            }

            if (visibleState == DockState.Hidden || (visibleState != DockState.Unknown && !IsDockStateValid(visibleState)))
            {
                throw new InvalidOperationException(XiaoCai.WinformUI.Properties.Resources.DockContentHandler_SetDockState_InvalidState);
            }

            DockPanel dockPanel = DockPanel;

            if (dockPanel != null)
            {
                dockPanel.SuspendLayout(true);
            }

            SuspendSetDockState();

            DockState oldDockState = DockState;

            if (m_isHidden != isHidden || oldDockState == DockState.Unknown)
            {
                m_isHidden = isHidden;
            }
            m_visibleState = visibleState;
            m_dockState    = isHidden ? DockState.Hidden : visibleState;

            if (visibleState == DockState.Unknown)
            {
                Pane = null;
            }
            else
            {
                m_isFloat = (m_visibleState == DockState.Float);

                if (Pane == null)
                {
                    Pane = DockPanel.DockPaneFactory.CreateDockPane(Content, visibleState, true);
                }
                else if (Pane.DockState != visibleState)
                {
                    if (Pane.Contents.Count == 1)
                    {
                        Pane.SetDockState(visibleState);
                    }
                    else
                    {
                        Pane = DockPanel.DockPaneFactory.CreateDockPane(Content, visibleState, true);
                    }
                }
            }

            if (Form.ContainsFocus)
            {
                if (DockState == DockState.Hidden || DockState == DockState.Unknown)
                {
                    DockPanel.ContentFocusManager.GiveUpFocus(Content);
                }
            }

            SetPaneAndVisible(Pane);

            if (oldPane != null && !oldPane.IsDisposed && oldDockState == oldPane.DockState)
            {
                RefreshDockPane(oldPane);
            }

            if (Pane != null && DockState == Pane.DockState)
            {
                if ((Pane != oldPane) ||
                    (Pane == oldPane && oldDockState != oldPane.DockState))
                {
                    RefreshDockPane(Pane);
                }
            }

            if (oldDockState != DockState)
            {
                if (DockState == DockState.Hidden || DockState == DockState.Unknown ||
                    DockHelper.IsDockStateAutoHide(DockState))
                {
                    DockPanel.ContentFocusManager.RemoveFromList(Content);
                }
                else
                {
                    DockPanel.ContentFocusManager.AddToList(Content);
                }

                OnDockStateChanged(EventArgs.Empty);
            }
            ResumeSetDockState();

            if (dockPanel != null)
            {
                dockPanel.ResumeLayout(true, true);
            }
        }
        bool IDockDragSource.CanDockTo(DockPane pane)
        {
            if (!IsDockStateValid(pane.DockState))
                return false;

            if (Pane == pane && pane.DisplayingContents.Count == 1)
                return false;

            return true;
        }
        public void DockTo(DockPane pane, DockStyle dockStyle, int contentIndex)
        {
            if (dockStyle == DockStyle.Fill)
            {
                IDockContent activeContent = ActiveContent;
                for (int i = Contents.Count - 1; i >= 0; i--)
                {
                    IDockContent c = Contents[i];
                    c.DockHandler.Pane = pane;
                    if (contentIndex != -1)
                        pane.SetContentIndex(c, contentIndex);
                }
                pane.ActiveContent = activeContent;
            }
            else
            {
                if (dockStyle == DockStyle.Left)
                    DockTo(pane.NestedPanesContainer, pane, DockAlignment.Left, 0.5);
                else if (dockStyle == DockStyle.Right)
                    DockTo(pane.NestedPanesContainer, pane, DockAlignment.Right, 0.5);
                else if (dockStyle == DockStyle.Top)
                    DockTo(pane.NestedPanesContainer, pane, DockAlignment.Top, 0.5);
                else if (dockStyle == DockStyle.Bottom)
                    DockTo(pane.NestedPanesContainer, pane, DockAlignment.Bottom, 0.5);

                DockState = pane.DockState;
            }
        }
 public SplitterControl(DockPane pane)
 {
     SetStyle(ControlStyles.Selectable, false);
     m_pane = pane;
 }
		internal void AddPane(DockPane pane)
		{
			if (Panes.Contains(pane))
				return;

			Panes.Add(pane);
		}
Beispiel #23
0
 private void Close_Click(object sender, EventArgs e)
 {
     DockPane.CloseActiveContent();
 }
		public void SetPaneIndex(DockPane pane, int index)
		{
			int oldIndex = Panes.IndexOf(pane);
			if (oldIndex == -1)
                throw (new ArgumentException(XiaoCai.WinformUI.Properties.Resources.DockPanel_SetPaneIndex_InvalidPane));

			if (index < 0 || index > Panes.Count - 1)
				if (index != -1)
                    throw (new ArgumentOutOfRangeException(XiaoCai.WinformUI.Properties.Resources.DockPanel_SetPaneIndex_InvalidIndex));
				
			if (oldIndex == index)
				return;
			if (oldIndex == Panes.Count - 1 && index == -1)
				return;

			Panes.Remove(pane);
			if (index == -1)
				Panes.Add(pane);
			else if (oldIndex < index)
				Panes.AddAt(pane, index - 1);
			else
				Panes.AddAt(pane, index);
		}
		internal protected DockPane(IDockContent content, DockPane previousPane, DockAlignment alignment, double proportion, bool show)
		{
			if (previousPane == null)
				throw(new ArgumentNullException("previousPane"));
			InternalConstruct(content, previousPane.DockState, false, Rectangle.Empty, previousPane, alignment, proportion, show);
		}
Beispiel #26
0
 public void FloatAt(Rectangle floatWindowBounds)
 {
     DockPane pane = DockPanel.DockPaneFactory.CreateDockPane(Content, floatWindowBounds, true);
 }
		internal void RemovePane(DockPane pane)
		{
			if (!Panes.Contains(pane))
				return;

			Panes.Remove(pane);
		}
		internal protected FloatWindow(DockPanel dockPanel, DockPane pane)
		{
			InternalConstruct(dockPanel, pane, false, Rectangle.Empty);
		}
		public void Show(DockPane pane, IDockContent beforeContent)
		{
			DockHandler.Show(pane, beforeContent);
		}
		internal protected FloatWindow(DockPanel dockPanel, DockPane pane, Rectangle bounds)
		{
			InternalConstruct(dockPanel, pane, true, bounds);
		}
 public void DockTo(DockPane paneTo, DockStyle dockStyle, int contentIndex)
 {
     DockHandler.DockTo(paneTo, dockStyle, contentIndex);
 }
 internal void SetPaneAndVisible(DockPane pane)
 {
     SetPane(pane);
     SetVisible();
 }
		private void ResumeSetDockState(bool isHidden, DockState visibleState, DockPane oldPane)
		{
			ResumeSetDockState();
			SetDockState(isHidden, visibleState, oldPane);
		}
		public void Show(DockPane pane, IDockContent beforeContent)
		{
			if (pane == null)
                throw (new ArgumentNullException(XiaoCai.WinformUI.Properties.Resources.DockContentHandler_Show_NullPane));

			if (beforeContent != null && pane.Contents.IndexOf(beforeContent) == -1)
                throw (new ArgumentException(XiaoCai.WinformUI.Properties.Resources.DockContentHandler_Show_InvalidBeforeContent));

            pane.DockPanel.SuspendLayout(true);

			DockPanel = pane.DockPanel;
			Pane = pane;
			pane.SetContentIndex(Content, pane.Contents.IndexOf(beforeContent));
			Show();

            pane.DockPanel.ResumeLayout(true, true);
		}
		private static void RefreshDockPane(DockPane pane)
		{
			pane.RefreshChanges();
			pane.ValidateActiveContent();
		}
Beispiel #36
0
            public static void LoadFromXml(DockPanel dockPanel, Stream stream, DeserializeDockContent deserializeContent, bool closeStream)
            {
                if (dockPanel.Contents.Count != 0)
                {
                    throw new InvalidOperationException(XiaoCai.WinformUI.Properties.Resources.DockPanel_LoadFromXml_AlreadyInitialized);
                }

                XmlTextReader xmlIn = new XmlTextReader(stream);

                xmlIn.WhitespaceHandling = WhitespaceHandling.None;
                xmlIn.MoveToContent();

                while (!xmlIn.Name.Equals("DockPanel"))
                {
                    if (!MoveToNextElement(xmlIn))
                    {
                        throw new ArgumentException(XiaoCai.WinformUI.Properties.Resources.DockPanel_LoadFromXml_InvalidXmlFormat);
                    }
                }

                string formatVersion = xmlIn.GetAttribute("FormatVersion");

                if (!IsFormatVersionValid(formatVersion))
                {
                    throw new ArgumentException(XiaoCai.WinformUI.Properties.Resources.DockPanel_LoadFromXml_InvalidFormatVersion);
                }

                DockPanelStruct dockPanelStruct = new DockPanelStruct();

                dockPanelStruct.DockLeftPortion         = Convert.ToDouble(xmlIn.GetAttribute("DockLeftPortion"), CultureInfo.InvariantCulture);
                dockPanelStruct.DockRightPortion        = Convert.ToDouble(xmlIn.GetAttribute("DockRightPortion"), CultureInfo.InvariantCulture);
                dockPanelStruct.DockTopPortion          = Convert.ToDouble(xmlIn.GetAttribute("DockTopPortion"), CultureInfo.InvariantCulture);
                dockPanelStruct.DockBottomPortion       = Convert.ToDouble(xmlIn.GetAttribute("DockBottomPortion"), CultureInfo.InvariantCulture);
                dockPanelStruct.IndexActiveDocumentPane = Convert.ToInt32(xmlIn.GetAttribute("ActiveDocumentPane"), CultureInfo.InvariantCulture);
                dockPanelStruct.IndexActivePane         = Convert.ToInt32(xmlIn.GetAttribute("ActivePane"), CultureInfo.InvariantCulture);

                // Load Contents
                MoveToNextElement(xmlIn);
                if (xmlIn.Name != "Contents")
                {
                    throw new ArgumentException(XiaoCai.WinformUI.Properties.Resources.DockPanel_LoadFromXml_InvalidXmlFormat);
                }
                ContentStruct[] contents = LoadContents(xmlIn);

                // Load Panes
                if (xmlIn.Name != "Panes")
                {
                    throw new ArgumentException(XiaoCai.WinformUI.Properties.Resources.DockPanel_LoadFromXml_InvalidXmlFormat);
                }
                PaneStruct[] panes = LoadPanes(xmlIn);

                // Load DockWindows
                if (xmlIn.Name != "DockWindows")
                {
                    throw new ArgumentException(XiaoCai.WinformUI.Properties.Resources.DockPanel_LoadFromXml_InvalidXmlFormat);
                }
                DockWindowStruct[] dockWindows = LoadDockWindows(xmlIn, dockPanel);

                // Load FloatWindows
                if (xmlIn.Name != "FloatWindows")
                {
                    throw new ArgumentException(XiaoCai.WinformUI.Properties.Resources.DockPanel_LoadFromXml_InvalidXmlFormat);
                }
                FloatWindowStruct[] floatWindows = LoadFloatWindows(xmlIn);

                if (closeStream)
                {
                    xmlIn.Close();
                }

                dockPanel.SuspendLayout(true);

                dockPanel.DockLeftPortion   = dockPanelStruct.DockLeftPortion;
                dockPanel.DockRightPortion  = dockPanelStruct.DockRightPortion;
                dockPanel.DockTopPortion    = dockPanelStruct.DockTopPortion;
                dockPanel.DockBottomPortion = dockPanelStruct.DockBottomPortion;

                // Set DockWindow ZOrders
                int prevMaxDockWindowZOrder = int.MaxValue;

                for (int i = 0; i < dockWindows.Length; i++)
                {
                    int maxDockWindowZOrder = -1;
                    int index = -1;
                    for (int j = 0; j < dockWindows.Length; j++)
                    {
                        if (dockWindows[j].ZOrderIndex > maxDockWindowZOrder && dockWindows[j].ZOrderIndex < prevMaxDockWindowZOrder)
                        {
                            maxDockWindowZOrder = dockWindows[j].ZOrderIndex;
                            index = j;
                        }
                    }

                    dockPanel.DockWindows[dockWindows[index].DockState].BringToFront();
                    prevMaxDockWindowZOrder = maxDockWindowZOrder;
                }

                // Create Contents
                for (int i = 0; i < contents.Length; i++)
                {
                    IDockContent content = deserializeContent(contents[i].PersistString);
                    if (content == null)
                    {
                        content = new DummyContent();
                    }
                    content.DockHandler.DockPanel       = dockPanel;
                    content.DockHandler.AutoHidePortion = contents[i].AutoHidePortion;
                    content.DockHandler.IsHidden        = true;
                    content.DockHandler.IsFloat         = contents[i].IsFloat;
                }

                // Create panes
                for (int i = 0; i < panes.Length; i++)
                {
                    DockPane pane = null;
                    for (int j = 0; j < panes[i].IndexContents.Length; j++)
                    {
                        IDockContent content = dockPanel.Contents[panes[i].IndexContents[j]];
                        if (j == 0)
                        {
                            pane = dockPanel.DockPaneFactory.CreateDockPane(content, panes[i].DockState, false);
                        }
                        else if (panes[i].DockState == DockState.Float)
                        {
                            content.DockHandler.FloatPane = pane;
                        }
                        else
                        {
                            content.DockHandler.PanelPane = pane;
                        }
                    }
                }

                // Assign Panes to DockWindows
                for (int i = 0; i < dockWindows.Length; i++)
                {
                    for (int j = 0; j < dockWindows[i].NestedPanes.Length; j++)
                    {
                        DockWindow    dw            = dockPanel.DockWindows[dockWindows[i].DockState];
                        int           indexPane     = dockWindows[i].NestedPanes[j].IndexPane;
                        DockPane      pane          = dockPanel.Panes[indexPane];
                        int           indexPrevPane = dockWindows[i].NestedPanes[j].IndexPrevPane;
                        DockPane      prevPane      = (indexPrevPane == -1) ? dw.NestedPanes.GetDefaultPreviousPane(pane) : dockPanel.Panes[indexPrevPane];
                        DockAlignment alignment     = dockWindows[i].NestedPanes[j].Alignment;
                        double        proportion    = dockWindows[i].NestedPanes[j].Proportion;
                        pane.DockTo(dw, prevPane, alignment, proportion);
                        if (panes[indexPane].DockState == dw.DockState)
                        {
                            panes[indexPane].ZOrderIndex = dockWindows[i].ZOrderIndex;
                        }
                    }
                }

                // Create float windows
                for (int i = 0; i < floatWindows.Length; i++)
                {
                    FloatWindow fw = null;
                    for (int j = 0; j < floatWindows[i].NestedPanes.Length; j++)
                    {
                        int      indexPane = floatWindows[i].NestedPanes[j].IndexPane;
                        DockPane pane      = dockPanel.Panes[indexPane];
                        if (j == 0)
                        {
                            fw = dockPanel.FloatWindowFactory.CreateFloatWindow(dockPanel, pane, floatWindows[i].Bounds);
                        }
                        else
                        {
                            int           indexPrevPane = floatWindows[i].NestedPanes[j].IndexPrevPane;
                            DockPane      prevPane      = indexPrevPane == -1 ? null : dockPanel.Panes[indexPrevPane];
                            DockAlignment alignment     = floatWindows[i].NestedPanes[j].Alignment;
                            double        proportion    = floatWindows[i].NestedPanes[j].Proportion;
                            pane.DockTo(fw, prevPane, alignment, proportion);
                            if (panes[indexPane].DockState == fw.DockState)
                            {
                                panes[indexPane].ZOrderIndex = floatWindows[i].ZOrderIndex;
                            }
                        }
                    }
                }

                // sort IDockContent by its Pane's ZOrder
                int[] sortedContents = null;
                if (contents.Length > 0)
                {
                    sortedContents = new int[contents.Length];
                    for (int i = 0; i < contents.Length; i++)
                    {
                        sortedContents[i] = i;
                    }

                    int lastDocument = contents.Length;
                    for (int i = 0; i < contents.Length - 1; i++)
                    {
                        for (int j = i + 1; j < contents.Length; j++)
                        {
                            DockPane pane1        = dockPanel.Contents[sortedContents[i]].DockHandler.Pane;
                            int      ZOrderIndex1 = pane1 == null ? 0 : panes[dockPanel.Panes.IndexOf(pane1)].ZOrderIndex;
                            DockPane pane2        = dockPanel.Contents[sortedContents[j]].DockHandler.Pane;
                            int      ZOrderIndex2 = pane2 == null ? 0 : panes[dockPanel.Panes.IndexOf(pane2)].ZOrderIndex;
                            if (ZOrderIndex1 > ZOrderIndex2)
                            {
                                int temp = sortedContents[i];
                                sortedContents[i] = sortedContents[j];
                                sortedContents[j] = temp;
                            }
                        }
                    }
                }

                // show non-document IDockContent first to avoid screen flickers
                for (int i = 0; i < contents.Length; i++)
                {
                    IDockContent content = dockPanel.Contents[sortedContents[i]];
                    if (content.DockHandler.Pane != null && content.DockHandler.Pane.DockState != DockState.Document)
                    {
                        content.DockHandler.IsHidden = contents[sortedContents[i]].IsHidden;
                    }
                }

                // after all non-document IDockContent, show document IDockContent
                for (int i = 0; i < contents.Length; i++)
                {
                    IDockContent content = dockPanel.Contents[sortedContents[i]];
                    if (content.DockHandler.Pane != null && content.DockHandler.Pane.DockState == DockState.Document)
                    {
                        content.DockHandler.IsHidden = contents[sortedContents[i]].IsHidden;
                    }
                }

                for (int i = 0; i < panes.Length; i++)
                {
                    dockPanel.Panes[i].ActiveContent = panes[i].IndexActiveContent == -1 ? null : dockPanel.Contents[panes[i].IndexActiveContent];
                }

                if (dockPanelStruct.IndexActiveDocumentPane != -1)
                {
                    dockPanel.Panes[dockPanelStruct.IndexActiveDocumentPane].Activate();
                }

                if (dockPanelStruct.IndexActivePane != -1)
                {
                    dockPanel.Panes[dockPanelStruct.IndexActivePane].Activate();
                }

                for (int i = dockPanel.Contents.Count - 1; i >= 0; i--)
                {
                    if (dockPanel.Contents[i] is DummyContent)
                    {
                        dockPanel.Contents[i].DockHandler.Form.Close();
                    }
                }

                dockPanel.ResumeLayout(true, true);
            }
		private void SetPane(DockPane pane)
		{
			if (pane != null && pane.DockState == DockState.Document && DockPanel.DocumentStyle == DocumentStyle.DockingMdi)
			{
				if (Form.Parent is DockPane)
					SetParent(null);
				if (Form.MdiParent != DockPanel.ParentForm)
				{
					FlagClipWindow = true;
					Form.MdiParent = DockPanel.ParentForm;
				}
			}
			else
			{
				FlagClipWindow = true;
				if (Form.MdiParent != null)
					Form.MdiParent = null;
				if (Form.TopLevel)
					Form.TopLevel = false;
				SetParent(pane);
			}
		}
        bool IDockDragSource.CanDockTo(DockPane pane)
        {
            if (!IsDockStateValid(pane.DockState))
                return false;

            if (pane.FloatWindow == this)
                return false;

            return true;
        }
		public void Show(DockPane previousPane, DockAlignment alignment, double proportion)
		{
			if (previousPane == null)
                throw (new ArgumentException(XiaoCai.WinformUI.Properties.Resources.DockContentHandler_Show_InvalidPrevPane));

			if (DockHelper.IsDockStateAutoHide(previousPane.DockState))
                throw (new ArgumentException(XiaoCai.WinformUI.Properties.Resources.DockContentHandler_Show_InvalidPrevPane));

            previousPane.DockPanel.SuspendLayout(true);

			DockPanel = previousPane.DockPanel;
			DockPanel.DockPaneFactory.CreateDockPane(Content, previousPane, alignment, proportion, true);
			Show();

            previousPane.DockPanel.ResumeLayout(true, true);
		}
        public void DockTo(DockPane pane, DockStyle dockStyle, int contentIndex)
        {
            if (dockStyle == DockStyle.Fill)
            {
                for (int i = NestedPanes.Count - 1; i >= 0; i--)
                {
                    DockPane paneFrom = NestedPanes[i];
                    for (int j = paneFrom.Contents.Count - 1; j >= 0; j--)
                    {
                        IDockContent c = paneFrom.Contents[j];
                        c.DockHandler.Pane = pane;
                        if (contentIndex != -1)
                            pane.SetContentIndex(c, contentIndex);
                    }
                }
            }
            else
            {
                DockAlignment alignment = DockAlignment.Left;
                if (dockStyle == DockStyle.Left)
                    alignment = DockAlignment.Left;
                else if (dockStyle == DockStyle.Right)
                    alignment = DockAlignment.Right;
                else if (dockStyle == DockStyle.Top)
                    alignment = DockAlignment.Top;
                else if (dockStyle == DockStyle.Bottom)
                    alignment = DockAlignment.Bottom;

                MergeNestedPanes(VisibleNestedPanes, pane.NestedPanesContainer.NestedPanes, pane, alignment, 0.5);
            }
        }
        public void DockTo(DockPane pane, DockStyle dockStyle, int contentIndex)
        {
			if (dockStyle == DockStyle.Fill)
			{
				bool samePane = (Pane == pane);
				if (!samePane)
					Pane = pane;

				if (contentIndex == -1 || !samePane)
					pane.SetContentIndex(Content, contentIndex);
				else
				{
					DockContentCollection contents = pane.Contents;
					int oldIndex = contents.IndexOf(Content);
					int newIndex = contentIndex;
					if (oldIndex < newIndex)
					{
						newIndex += 1;
						if (newIndex > contents.Count -1)
							newIndex = -1;
					}
					pane.SetContentIndex(Content, newIndex);
				}
			}
			else
			{
				DockPane paneFrom = DockPanel.DockPaneFactory.CreateDockPane(Content, pane.DockState, true);
				INestedPanesContainer container = pane.NestedPanesContainer;
				if (dockStyle == DockStyle.Left)
					paneFrom.DockTo(container, pane, DockAlignment.Left, 0.5);
				else if (dockStyle == DockStyle.Right) 
					paneFrom.DockTo(container, pane, DockAlignment.Right, 0.5);
				else if (dockStyle == DockStyle.Top)
					paneFrom.DockTo(container, pane, DockAlignment.Top, 0.5);
				else if (dockStyle == DockStyle.Bottom) 
					paneFrom.DockTo(container, pane, DockAlignment.Bottom, 0.5);

				paneFrom.DockState = pane.DockState;
			}
        }
        private static void MergeNestedPanes(VisibleNestedPaneCollection nestedPanesFrom, NestedPaneCollection nestedPanesTo, DockPane prevPane, DockAlignment alignment, double proportion)
        {
            if (nestedPanesFrom.Count == 0)
                return;

            int count = nestedPanesFrom.Count;
            DockPane[] panes = new DockPane[count];
            DockPane[] prevPanes = new DockPane[count];
            DockAlignment[] alignments = new DockAlignment[count];
            double[] proportions = new double[count];

            for (int i = 0; i < count; i++)
            {
                panes[i] = nestedPanesFrom[i];
                prevPanes[i] = nestedPanesFrom[i].NestedDockingStatus.PreviousPane;
                alignments[i] = nestedPanesFrom[i].NestedDockingStatus.Alignment;
                proportions[i] = nestedPanesFrom[i].NestedDockingStatus.Proportion;
            }

            DockPane pane = panes[0].DockTo(nestedPanesTo.Container, prevPane, alignment, proportion);
            panes[0].DockState = nestedPanesTo.DockState;

            for (int i = 1; i < count; i++)
            {
                for (int j = i; j < count; j++)
                {
                    if (prevPanes[j] == panes[i - 1])
                        prevPanes[j] = pane;
                }
                pane = panes[i].DockTo(nestedPanesTo.Container, prevPanes[i], alignments[i], proportions[i]);
                panes[i].DockState = nestedPanesTo.DockState;
            }
        }