protected override void OnParentChanged(EventArgs e)
{
base.OnParentChanged(e);
var newParent = Parent as DockWindow;
if (newParent != _lastParentWindow)
{
_lastParentWindow?.PerformLayout();
_lastParentWindow = newParent;
}
}
public static void LoadFromXml(DockPanel dockPanel, Stream stream, DeserializeDockContent deserializeContent, bool closeStream = true)
{
if (dockPanel.Contents.Count != 0)
{
throw new InvalidOperationException(Strings.DockPanel_LoadFromXml_AlreadyInitialized);
}
DockPanelStruct dockPanelStruct;
ContentStruct[] contents;
PaneStruct[] panes;
DockWindowStruct[] dockWindows;
FloatWindowStruct[] floatWindows;
using (var xmlIn = new XmlTextReader(stream)
{
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 = new DockPanelStruct
{
DockLeftPortion =
Convert.ToDouble(xmlIn.GetAttribute("DockLeftPortion"), CultureInfo.InvariantCulture),
DockRightPortion =
Convert.ToDouble(xmlIn.GetAttribute("DockRightPortion"), CultureInfo.InvariantCulture),
DockTopPortion =
Convert.ToDouble(xmlIn.GetAttribute("DockTopPortion"), CultureInfo.InvariantCulture),
DockBottomPortion =
Convert.ToDouble(xmlIn.GetAttribute("DockBottomPortion"), CultureInfo.InvariantCulture),
IndexActiveDocumentPane =
Convert.ToInt32(xmlIn.GetAttribute("ActiveDocumentPane"), CultureInfo.InvariantCulture),
IndexActivePane =
Convert.ToInt32(xmlIn.GetAttribute("ActivePane"), CultureInfo.InvariantCulture)
};
// Load Contents
MoveToNextElement(xmlIn);
if (xmlIn.Name != "Contents")
{
throw new ArgumentException(Strings.DockPanel_LoadFromXml_InvalidXmlFormat);
}
contents = LoadContents(xmlIn);
// Load Panes
if (xmlIn.Name != "Panes")
{
throw new ArgumentException(Strings.DockPanel_LoadFromXml_InvalidXmlFormat);
}
panes = LoadPanes(xmlIn);
// Load DockWindows
if (xmlIn.Name != "DockWindows")
{
throw new ArgumentException(Strings.DockPanel_LoadFromXml_InvalidXmlFormat);
}
dockWindows = LoadDockWindows(xmlIn, dockPanel);
// Load FloatWindows
if (xmlIn.Name != "FloatWindows")
{
throw new ArgumentException(Strings.DockPanel_LoadFromXml_InvalidXmlFormat);
}
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++)
{
var content = deserializeContent(contents[i].PersistString) ?? 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 (var 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;
}
for (int i = 0; i < contents.Length - 1; i++)
{
for (int j = i + 1; j < contents.Length; j++)
{
var pane1 = dockPanel.Contents[sortedContents[i]].DockHandler.Pane;
var zOrderIndex1 = pane1 == null ? 0 : panes[dockPanel.Panes.IndexOf(pane1)].ZOrderIndex;
var pane2 = dockPanel.Contents[sortedContents[j]].DockHandler.Pane;
var zOrderIndex2 = pane2 == null ? 0 : panes[dockPanel.Panes.IndexOf(pane2)].ZOrderIndex;
if (zOrderIndex1 <= zOrderIndex2)
{
continue;
}
var 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);
}