private void SetupDockingHintWindows(Bar barMouseOver, IDockInfo barDockInfo)
{
Rectangle parentFormScreenRect=Rectangle.Empty;
const int HINT_EDGE_OFFSET=32;
if(m_TopDockSite.Parent.Parent!=null)
{
parentFormScreenRect=new Rectangle(m_TopDockSite.Parent.PointToScreen(Point.Empty),m_TopDockSite.Parent.Size);
parentFormScreenRect.Y+=m_TopDockSite.Height;
parentFormScreenRect.Height-=m_TopDockSite.Height;
}
else
{
parentFormScreenRect=m_TopDockSite.Parent.Bounds;
parentFormScreenRect.Y+=m_TopDockSite.Height;
parentFormScreenRect.Height-=m_TopDockSite.Height;
}
if(!this.DesignMode)
{
// Left Docking Hint
if(barDockInfo.CanDockLeft)
{
if(m_DockingHintLeft==null)
{
m_DockingHintLeft=new DockingHint(eDockingHintSide.Left, GetEffectiveStyle());
m_DockingHintLeft.Location=new Point(parentFormScreenRect.X+HINT_EDGE_OFFSET,parentFormScreenRect.Y+(parentFormScreenRect.Height-m_DockingHintLeft.Height)/2);
m_DockingHintLeft.ShowFocusless();
}
}
else if(m_DockingHintLeft!=null)
{
m_DockingHintLeft.Close();
m_DockingHintLeft.Dispose();
m_DockingHintLeft=null;
}
// Right Docking Hint
if(barDockInfo.CanDockRight)
{
if(m_DockingHintRight==null)
{
m_DockingHintRight=new DockingHint(eDockingHintSide.Right, GetEffectiveStyle());
m_DockingHintRight.Location=new Point(parentFormScreenRect.Right-HINT_EDGE_OFFSET-m_DockingHintRight.Width,parentFormScreenRect.Y+(parentFormScreenRect.Height-m_DockingHintRight.Height)/2);
m_DockingHintRight.ShowFocusless();
}
}
else if(m_DockingHintRight!=null)
{
m_DockingHintRight.Close();
m_DockingHintRight.Dispose();
m_DockingHintRight=null;
}
// Top Docking Hint
if(barDockInfo.CanDockTop)
{
if(m_DockingHintTop==null)
{
m_DockingHintTop=new DockingHint(eDockingHintSide.Top, GetEffectiveStyle());
m_DockingHintTop.Location=new Point(parentFormScreenRect.X+(parentFormScreenRect.Width-m_DockingHintTop.Width)/2,parentFormScreenRect.Y+HINT_EDGE_OFFSET);
m_DockingHintTop.ShowFocusless();
}
}
else if(m_DockingHintTop!=null)
{
m_DockingHintTop.Close();
m_DockingHintTop.Dispose();
m_DockingHintTop=null;
}
// Bottom Docking Hint
if(barDockInfo.CanDockBottom)
{
if(m_DockingHintBottom==null)
{
m_DockingHintBottom=new DockingHint(eDockingHintSide.Bottom, GetEffectiveStyle());
m_DockingHintBottom.Location=new Point(parentFormScreenRect.X+(parentFormScreenRect.Width-m_DockingHintBottom.Width)/2,parentFormScreenRect.Bottom-HINT_EDGE_OFFSET-m_DockingHintBottom.Height);
m_DockingHintBottom.ShowFocusless();
}
}
else if(m_DockingHintBottom!=null)
{
m_DockingHintBottom.Close();
m_DockingHintBottom.Dispose();
m_DockingHintBottom=null;
}
}
// Middle docking hint
bool bShowMidHint=false;
eDockingHintSide hintSides=eDockingHintSide.All;
if(barMouseOver==null)
{
hintSides=eDockingHintSide.Top;
if(barDockInfo.CanDockBottom)
hintSides=eDockingHintSide.Bottom;
if(barDockInfo.CanDockLeft)
hintSides=hintSides | eDockingHintSide.Left;
if(barDockInfo.CanDockRight)
hintSides=hintSides | eDockingHintSide.Right;
if(barDockInfo.CanDockTop)
hintSides=hintSides | eDockingHintSide.Top;
else
hintSides=hintSides & ~(hintSides & eDockingHintSide.Top);
if(this.IsDocumentDockingEnabled && barDockInfo.CanDockDocument)
{
hintSides=eDockingHintSide.All;
}
}
else
{
if(!barDockInfo.CanDockTab)
hintSides=hintSides & ~(hintSides & eDockingHintSide.DockTab);
}
if(m_DockingHintMiddle==null)
{
if(barMouseOver!=null)
m_DockingHintMiddle=new DockingHint(hintSides,true, GetEffectiveStyle());
else
m_DockingHintMiddle = new DockingHint(hintSides, true, GetEffectiveStyle());
bShowMidHint=true;
}
else
{
if(barMouseOver!=null)
m_DockingHintMiddle.DockingHintSides=hintSides; // eDockingHintSide.All;
else
m_DockingHintMiddle.DockingHintSides=hintSides; //eDockingHintSide.Sides;
}
Point midLocation=new Point(parentFormScreenRect.X+(parentFormScreenRect.Width-m_DockingHintMiddle.Width)/2,
parentFormScreenRect.Y+(parentFormScreenRect.Height-m_DockingHintMiddle.Height)/2);
if(barMouseOver!=null)
{
Point p=barMouseOver.PointToScreen(Point.Empty);
midLocation=new Point(p.X+(barMouseOver.Width-m_DockingHintMiddle.Width)/2,
p.Y+(barMouseOver.Height-m_DockingHintMiddle.Height)/2);
}
Rectangle r=new Rectangle(midLocation,m_DockingHintMiddle.Size);
if(m_DockingHintLeft!=null && r.IntersectsWith(m_DockingHintLeft.Bounds))
{
if(Control.MousePosition.Y<m_DockingHintLeft.Top)
midLocation.Y=m_DockingHintLeft.Top-m_DockingHintMiddle.Height;
else
midLocation.Y=m_DockingHintLeft.Bottom;
}
else if(m_DockingHintRight!=null && r.IntersectsWith(m_DockingHintRight.Bounds))
{
if(Control.MousePosition.Y<m_DockingHintRight.Top)
midLocation.Y=m_DockingHintRight.Top-m_DockingHintMiddle.Height;
else
midLocation.Y=m_DockingHintRight.Bottom;
}
else if(m_DockingHintTop!=null && r.IntersectsWith(m_DockingHintTop.Bounds))
{
if(Control.MousePosition.X>m_DockingHintTop.Left)
midLocation.X=m_DockingHintTop.Right;
else
midLocation.X=m_DockingHintTop.Left-m_DockingHintMiddle.Width;
}
else if(m_DockingHintBottom!=null && r.IntersectsWith(m_DockingHintBottom.Bounds))
{
if(Control.MousePosition.X>m_DockingHintBottom.Left)
midLocation.X=m_DockingHintBottom.Right;
else
midLocation.X=m_DockingHintBottom.Left-m_DockingHintMiddle.Width;
}
if(m_DockingHintMiddle.Location!=midLocation)
{
m_DockingHintMiddle.Location=midLocation;
}
if(bShowMidHint)
{
m_DockingHintMiddle.ShowFocusless();
}
}
private void CloseDockingHints()
{
if(m_ClosingHints)
return;
try
{
m_ClosingHints=true;
if(m_DockingHintLeft!=null)
{
NativeFunctions.SetWindowPos(m_DockingHintLeft.Handle,new IntPtr(NativeFunctions.HWND_TOP),0,0,0,0,NativeFunctions.SWP_HIDEWINDOW | NativeFunctions.SWP_NOACTIVATE | NativeFunctions.SWP_NOMOVE | NativeFunctions.SWP_NOSIZE);
m_DockingHintLeft.Close();
m_DockingHintLeft.Dispose();
m_DockingHintLeft=null;
}
if(m_DockingHintRight!=null)
{
NativeFunctions.SetWindowPos(m_DockingHintRight.Handle,new IntPtr(NativeFunctions.HWND_TOP),0,0,0,0,NativeFunctions.SWP_HIDEWINDOW | NativeFunctions.SWP_NOACTIVATE | NativeFunctions.SWP_NOMOVE | NativeFunctions.SWP_NOSIZE);
m_DockingHintRight.Close();
m_DockingHintRight.Dispose();
m_DockingHintRight=null;
}
if(m_DockingHintTop!=null)
{
NativeFunctions.SetWindowPos(m_DockingHintTop.Handle,new IntPtr(NativeFunctions.HWND_TOP),0,0,0,0,NativeFunctions.SWP_HIDEWINDOW | NativeFunctions.SWP_NOACTIVATE | NativeFunctions.SWP_NOMOVE | NativeFunctions.SWP_NOSIZE);
m_DockingHintTop.Close();
m_DockingHintTop.Dispose();
m_DockingHintTop=null;
}
if(m_DockingHintBottom!=null)
{
NativeFunctions.SetWindowPos(m_DockingHintBottom.Handle,new IntPtr(NativeFunctions.HWND_TOP),0,0,0,0,NativeFunctions.SWP_HIDEWINDOW | NativeFunctions.SWP_NOACTIVATE | NativeFunctions.SWP_NOMOVE | NativeFunctions.SWP_NOSIZE);
m_DockingHintBottom.Close();
m_DockingHintBottom.Dispose();
m_DockingHintBottom=null;
}
if(m_DockingHintMiddle!=null)
{
NativeFunctions.SetWindowPos(m_DockingHintMiddle.Handle,new IntPtr(NativeFunctions.HWND_TOP),0,0,0,0,NativeFunctions.SWP_HIDEWINDOW | NativeFunctions.SWP_NOACTIVATE | NativeFunctions.SWP_NOMOVE | NativeFunctions.SWP_NOSIZE);
m_DockingHintMiddle.Close();
m_DockingHintMiddle.Dispose();
m_DockingHintMiddle=null;
}
}
catch{}
finally
{
m_ClosingHints=false;
}
}
