protected override void StartDrag()
{
DockWindow window = Parent as DockWindow;
if (window == null)
{
return;
}
window.DockPanel.DragHandler.BeginDragDockWindowSplitter(window, this.Location);
}
private Rectangle GetWindowSplitterDragRectangle()
{
DockState state;
DockPanel dockPanel;
DockWindow dockWindow = DragControl as DockWindow;
AutoHideWindow autoHideWindow = DragControl as AutoHideWindow;
if (dockWindow != null)
{
state = dockWindow.DockState;
dockPanel = dockWindow.DockPanel;
}
else if (autoHideWindow != null)
{
state = autoHideWindow.DockState;
dockPanel = autoHideWindow.DockPanel;
}
else
{
return(Rectangle.Empty);
}
Rectangle rectLimit = dockPanel.DockArea;
bool bVerticalSplitter;
if (state == DockState.DockLeft || state == DockState.DockRight || state == DockState.DockLeftAutoHide || state == DockState.DockRightAutoHide)
{
rectLimit.X += MeasurePane.MinSize;
rectLimit.Width -= 2 * MeasurePane.MinSize;
rectLimit.Y = DragControl.Location.Y;
rectLimit.Height = DragControl.Height;
bVerticalSplitter = true;
}
else
{
rectLimit.Y += MeasurePane.MinSize;
rectLimit.Height -= 2 * MeasurePane.MinSize;
rectLimit.X = DragControl.Location.X;
rectLimit.Width = DragControl.Width;
bVerticalSplitter = false;
}
rectLimit.Location = dockPanel.PointToScreen(rectLimit.Location);
return(GetSplitterDragRectangle(rectLimit, bVerticalSplitter));
}
private void DockWindowSplitter_OnEndDrag(bool abort)
{
if (abort)
{
return;
}
DockWindow dockWindow = DragControl as DockWindow;
if (dockWindow == null)
{
return;
}
DockPanel dockPanel = dockWindow.DockPanel;
DockState state = dockWindow.DockState;
if ((Control.ModifierKeys & Keys.Shift) != 0)
{
dockWindow.SendToBack();
}
Point pt = m_splitterLocation;
Rectangle rect = GetWindowSplitterDragRectangle();
Rectangle rectDockArea = dockPanel.DockArea;
if (state == DockState.DockLeft && rectDockArea.Width > 0)
{
dockPanel.DockLeftPortion += ((double)rect.X - (double)pt.X) / (double)rectDockArea.Width;
}
else if (state == DockState.DockRight && rectDockArea.Width > 0)
{
dockPanel.DockRightPortion += ((double)pt.X - (double)rect.X) / (double)rectDockArea.Width;
}
else if (state == DockState.DockBottom && rectDockArea.Height > 0)
{
dockPanel.DockBottomPortion += ((double)pt.Y - (double)rect.Y) / (double)rectDockArea.Height;
}
else if (state == DockState.DockTop && rectDockArea.Height > 0)
{
dockPanel.DockTopPortion += ((double)rect.Y - (double)pt.Y) / (double)rectDockArea.Height;
}
}
internal void SetDockState()
{
DockState value;
if (CountOfVisibleContents == 0)
{
value = DockState.Unknown;
}
else if (IsHidden)
{
value = DockState.Hidden;
}
else
{
value = VisibleState;
}
if (m_dockState == value)
{
return;
}
if (DockManager.ActiveAutoHideContent == ActiveContent &&
!DockHelper.IsDockStateAutoHide(value))
{
bool oldAnimateAutoHide = DockManager.AnimateAutoHide;
DockManager.AnimateAutoHide = false;
DockManager.ActiveAutoHideContent = null;
DockManager.AnimateAutoHide = oldAnimateAutoHide;
}
DockState oldDockState = m_dockState;
m_dockState = value;
if (DockManager.ActiveDocumentWindow == this && value != DockState.Document)
{
DockManager.SetActiveDocumentWindow(DockManager.GetContentWindow(DockState.Document));
}
if (DockState == DockState.Float)
{
if (FloatWindow == null)
{
m_floatWindow = new FloatWindow(DockManager, this);
}
}
else if (DockState == DockState.Document)
{
if (TabWindowDocument == null)
{
m_tabWindowDocument = new DocumentWindow(this);
}
}
else if (DockState != DockState.Hidden && DockState != DockState.Unknown)
{
if (TabWindowDock == null)
{
m_tabWindowDock = new DockWindow(this);
}
TabWindowDock.IsAutoHide = DockHelper.IsDockStateAutoHide(DockState);
}
// Temporarily make DockManager invisible to avoid screen flicks
bool dockManagerVisible = DockManager.Visible;
DockManager.Hide();
SetParent(null);
if (oldDockState == DockState.Float)
{
FloatWindow.RefreshContentWindows();
}
else
{
DockManager.RefreshContentWindows(oldDockState);
}
if (DockState == DockState.Float)
{
FloatWindow.RefreshContentWindows();
}
else
{
DockManager.RefreshContentWindows(DockState);
}
DockManager.Visible = dockManagerVisible;
Refresh();
foreach (Content c in Contents)
{
c.SetDockState();
}
if (DockHelper.IsValidRestoreState(DockState))
{
RestoreState = DockState;
}
OnDockStateChanged(EventArgs.Empty);
}
public static void LoadFromXml(DockPanel dockPanel, Stream stream, DeserializeDockContent deserializeContent, bool closeStream)
{
if (dockPanel.Contents.Count != 0)
{
throw new InvalidOperationException(ResourceHelper.GetString("DockPanel.LoadFromXml.AlreadyInitialized"));
}
EnumConverter dockStateConverter = new EnumConverter(typeof(DockState));
EnumConverter dockAlignmentConverter = new EnumConverter(typeof(DockAlignment));
RectangleConverter rectConverter = new RectangleConverter();
XmlTextReader xmlIn = new XmlTextReader(stream);
xmlIn.WhitespaceHandling = WhitespaceHandling.None;
xmlIn.MoveToContent();
while (!xmlIn.Name.Equals("DockPanel"))
{
if (!MoveToNextElement(xmlIn))
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
}
string formatVersion = xmlIn.GetAttribute("FormatVersion");
if (!IsFormatVersionValid(formatVersion))
{
throw new ArgumentException(ResourceHelper.GetString("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"));
dockPanelStruct.IndexActivePane = Convert.ToInt32(xmlIn.GetAttribute("ActivePane"));
// Load Contents
MoveToNextElement(xmlIn);
if (xmlIn.Name != "Contents")
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
int countOfContents = Convert.ToInt32(xmlIn.GetAttribute("Count"));
ContentStruct[] contents = new ContentStruct[countOfContents];
MoveToNextElement(xmlIn);
for (int i = 0; i < countOfContents; i++)
{
int id = Convert.ToInt32(xmlIn.GetAttribute("ID"));
if (xmlIn.Name != "Content" || id != i)
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
contents[i].PersistString = xmlIn.GetAttribute("PersistString");
contents[i].AutoHidePortion = Convert.ToDouble(xmlIn.GetAttribute("AutoHidePortion"), CultureInfo.InvariantCulture);
contents[i].IsHidden = Convert.ToBoolean(xmlIn.GetAttribute("IsHidden"));
contents[i].IsFloat = Convert.ToBoolean(xmlIn.GetAttribute("IsFloat"));
MoveToNextElement(xmlIn);
}
// Load Panes
if (xmlIn.Name != "Panes")
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
int countOfPanes = Convert.ToInt32(xmlIn.GetAttribute("Count"));
PaneStruct[] panes = new PaneStruct[countOfPanes];
MoveToNextElement(xmlIn);
for (int i = 0; i < countOfPanes; i++)
{
int id = Convert.ToInt32(xmlIn.GetAttribute("ID"));
if (xmlIn.Name != "Pane" || id != i)
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
panes[i].DockState = (DockState)dockStateConverter.ConvertFrom(xmlIn.GetAttribute("DockState"));
panes[i].IndexActiveContent = Convert.ToInt32(xmlIn.GetAttribute("ActiveContent"));
panes[i].ZOrderIndex = -1;
MoveToNextElement(xmlIn);
if (xmlIn.Name != "Contents")
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
int countOfPaneContents = Convert.ToInt32(xmlIn.GetAttribute("Count"));
panes[i].IndexContents = new int[countOfPaneContents];
MoveToNextElement(xmlIn);
for (int j = 0; j < countOfPaneContents; j++)
{
int id2 = Convert.ToInt32(xmlIn.GetAttribute("ID"));
if (xmlIn.Name != "Content" || id2 != j)
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
panes[i].IndexContents[j] = Convert.ToInt32(xmlIn.GetAttribute("RefID"));
MoveToNextElement(xmlIn);
}
}
// Load DockWindows
if (xmlIn.Name != "DockWindows")
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
int countOfDockWindows = dockPanel.DockWindows.Count;
DockWindowStruct[] dockWindows = new DockWindowStruct[countOfDockWindows];
MoveToNextElement(xmlIn);
for (int i = 0; i < countOfDockWindows; i++)
{
int id = Convert.ToInt32(xmlIn.GetAttribute("ID"));
if (xmlIn.Name != "DockWindow" || id != i)
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
dockWindows[i].DockState = (DockState)dockStateConverter.ConvertFrom(xmlIn.GetAttribute("DockState"));
dockWindows[i].ZOrderIndex = Convert.ToInt32(xmlIn.GetAttribute("ZOrderIndex"));
MoveToNextElement(xmlIn);
if (xmlIn.Name != "DockList")
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
int countOfDockList = Convert.ToInt32(xmlIn.GetAttribute("Count"));
dockWindows[i].DockList = new DockListItem[countOfDockList];
MoveToNextElement(xmlIn);
for (int j = 0; j < countOfDockList; j++)
{
int id2 = Convert.ToInt32(xmlIn.GetAttribute("ID"));
if (xmlIn.Name != "Pane" || id2 != j)
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
dockWindows[i].DockList[j].IndexPane = Convert.ToInt32(xmlIn.GetAttribute("RefID"));
dockWindows[i].DockList[j].IndexPrevPane = Convert.ToInt32(xmlIn.GetAttribute("PrevPane"));
dockWindows[i].DockList[j].Alignment = (DockAlignment)dockAlignmentConverter.ConvertFrom(xmlIn.GetAttribute("Alignment"));
dockWindows[i].DockList[j].Proportion = Convert.ToDouble(xmlIn.GetAttribute("Proportion"), CultureInfo.InvariantCulture);
MoveToNextElement(xmlIn);
}
}
// Load FloatWindows
if (xmlIn.Name != "FloatWindows")
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
int countOfFloatWindows = Convert.ToInt32(xmlIn.GetAttribute("Count"));
FloatWindowStruct[] floatWindows = new FloatWindowStruct[countOfFloatWindows];
MoveToNextElement(xmlIn);
for (int i = 0; i < countOfFloatWindows; i++)
{
int id = Convert.ToInt32(xmlIn.GetAttribute("ID"));
if (xmlIn.Name != "FloatWindow" || id != i)
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
floatWindows[i].Bounds = (Rectangle)rectConverter.ConvertFromInvariantString(xmlIn.GetAttribute("Bounds"));
floatWindows[i].AllowRedocking = Convert.ToBoolean(xmlIn.GetAttribute("AllowRedocking"));
floatWindows[i].ZOrderIndex = Convert.ToInt32(xmlIn.GetAttribute("ZOrderIndex"));
MoveToNextElement(xmlIn);
if (xmlIn.Name != "DockList")
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
int countOfDockList = Convert.ToInt32(xmlIn.GetAttribute("Count"));
floatWindows[i].DockList = new DockListItem[countOfDockList];
MoveToNextElement(xmlIn);
for (int j = 0; j < countOfDockList; j++)
{
int id2 = Convert.ToInt32(xmlIn.GetAttribute("ID"));
if (xmlIn.Name != "Pane" || id2 != j)
{
throw new ArgumentException(ResourceHelper.GetString("DockPanel.LoadFromXml.InvalidXmlFormat"));
}
floatWindows[i].DockList[j].IndexPane = Convert.ToInt32(xmlIn.GetAttribute("RefID"));
floatWindows[i].DockList[j].IndexPrevPane = Convert.ToInt32(xmlIn.GetAttribute("PrevPane"));
floatWindows[i].DockList[j].Alignment = (DockAlignment)dockAlignmentConverter.ConvertFrom(xmlIn.GetAttribute("Alignment"));
floatWindows[i].DockList[j].Proportion = Convert.ToDouble(xmlIn.GetAttribute("Proportion"), CultureInfo.InvariantCulture);
MoveToNextElement(xmlIn);
}
}
if (closeStream)
{
xmlIn.Close();
}
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].DockList.Length; j++)
{
DockWindow dw = dockPanel.DockWindows[dockWindows[i].DockState];
int indexPane = dockWindows[i].DockList[j].IndexPane;
DockPane pane = dockPanel.Panes[indexPane];
int indexPrevPane = dockWindows[i].DockList[j].IndexPrevPane;
DockPane prevPane = (indexPrevPane == -1) ? dw.DockList.GetDefaultPrevPane(pane) : dockPanel.Panes[indexPrevPane];
DockAlignment alignment = dockWindows[i].DockList[j].Alignment;
double proportion = dockWindows[i].DockList[j].Proportion;
pane.AddToDockList(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].DockList.Length; j++)
{
int indexPane = floatWindows[i].DockList[j].IndexPane;
DockPane pane = dockPanel.Panes[indexPane];
if (j == 0)
{
fw = dockPanel.FloatWindowFactory.CreateFloatWindow(dockPanel, pane, floatWindows[i].Bounds);
}
else
{
int indexPrevPane = floatWindows[i].DockList[j].IndexPrevPane;
DockPane prevPane = indexPrevPane == -1 ? null : dockPanel.Panes[indexPrevPane];
DockAlignment alignment = floatWindows[i].DockList[j].Alignment;
double proportion = floatWindows[i].DockList[j].Proportion;
pane.AddToDockList(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();
}
}
}
public void BeginDragDockWindowSplitter(DockWindow dockWindow, Point splitterLocation)
{
if (!InitDrag(dockWindow, DragSource.DockWindowSplitter))
return;
DockWindowSplitter_BeginDrag(splitterLocation);
}