public void Show(DockPanel dockPanel, Rectangle floatWindowBounds)
        {
            if (dockPanel == null)
                throw(new ArgumentNullException(Strings.DockContentHandler_Show_NullDockPanel));

            dockPanel.SuspendLayout(true);

            DockPanel = dockPanel;
            if (FloatPane == null)
            {
                IsHidden = true;	// to reduce the screen flicker
                FloatPane = DockPanel.DockPaneFactory.CreateDockPane(Content, DockState.Float, false);
                FloatPane.FloatWindow.StartPosition = FormStartPosition.Manual;
            }

            FloatPane.FloatWindow.Bounds = floatWindowBounds;

            Show(dockPanel, DockState.Float);
            Activate();

            dockPanel.ResumeLayout(true, true);
        }
            public static void LoadFromXml(DockPanel dockPanel, Stream stream, DeserializeDockContent deserializeContent, bool closeStream)
            {
                if (dockPanel.Contents.Count != 0)
                    throw new InvalidOperationException(Strings.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(Strings.DockPanel_LoadFromXml_InvalidXmlFormat);
                }

                string formatVersion = xmlIn.GetAttribute("FormatVersion");
                if (!IsFormatVersionValid(formatVersion))
                    throw new ArgumentException(Strings.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(Strings.DockPanel_LoadFromXml_InvalidXmlFormat);
                ContentStruct[] contents = LoadContents(xmlIn);

                // Load Panes
                if (xmlIn.Name != "Panes")
                    throw new ArgumentException(Strings.DockPanel_LoadFromXml_InvalidXmlFormat);
                PaneStruct[] panes = LoadPanes(xmlIn);

                // Load DockWindows
                if (xmlIn.Name != "DockWindows")
                    throw new ArgumentException(Strings.DockPanel_LoadFromXml_InvalidXmlFormat);
                DockWindowStruct[] dockWindows = LoadDockWindows(xmlIn, dockPanel);

                // Load FloatWindows
                if (xmlIn.Name != "FloatWindows")
                    throw new ArgumentException(Strings.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);
            }
        public void Show(DockPanel dockPanel, DockState dockState)
        {
            if (dockPanel == null)
                throw(new ArgumentNullException(Strings.DockContentHandler_Show_NullDockPanel));

            if (dockState == DockState.Unknown || dockState == DockState.Hidden)
                throw(new ArgumentException(Strings.DockContentHandler_Show_InvalidDockState));

            dockPanel.SuspendLayout(true);

            DockPanel = dockPanel;

            if (dockState == DockState.Float && FloatPane == null)
                Pane = DockPanel.DockPaneFactory.CreateDockPane(Content, DockState.Float, true);
            else if (PanelPane == null)
            {
                DockPane paneExisting = null;
                foreach (DockPane pane in DockPanel.Panes)
                    if (pane.DockState == dockState)
                    {
                        paneExisting = pane;
                        break;
                    }

                if (paneExisting == null)
                    Pane = DockPanel.DockPaneFactory.CreateDockPane(Content, dockState, true);
                else
                    Pane = paneExisting;
            }

            DockState = dockState;
            dockPanel.ResumeLayout(true, true); //we'll resume the layout before activating to ensure that the position
            Activate();                         //and size of the form are finally processed before the form is shown
        }