private void ToolBarDoubleClick(object sender, System.EventArgs e)
{
ToolBarDockHolder holder = (ToolBarDockHolder)sender;
if (IsDocked(holder))
{
ToolBarDockArea docked = GetDockedArea(holder);
docked.SuspendLayout();
holder.Parent = holder.FloatForm;
holder.Location = new Point(0, 0);
holder.DockStyle = DockStyle.None;
holder.FloatForm.Visible = true;
holder.FloatForm.Size = holder.Size;
docked.ResumeLayout();
docked.PerformLayout();
}
else
{
ToolBarDockArea area = holder.PreferredDockedArea;
area.SuspendLayout();
Point newLoc = holder.PreferredDockedLocation;
holder.DockStyle = area.Dock;
holder.Parent = area;
holder.PreferredDockedLocation = newLoc;
holder.FloatForm.Visible = false;
holder.PreferredDockedArea = area;
area.ResumeLayout();
area.PerformLayout();
}
}
private bool IsDocked(ToolBarDockHolder holder)
{
return(holder.Parent == Top ||
holder.Parent == Left ||
holder.Parent == Right ||
holder.Parent == Bottom);
}
public ToolBarDockHolder AddControl(Control c, DockStyle site, Control refControl, DockStyle refSite)
{
if (site == DockStyle.Fill)
{
site = DockStyle.Top;
}
ToolBarDockHolder holder = new ToolBarDockHolder(this, c, site);
if (refControl != null)
{
ToolBarDockHolder refHolder = GetHolder(refControl);
if (refHolder != null)
{
Point p = refHolder.PreferredDockedLocation;
if (refSite == DockStyle.Left)
{
p.X -= 1;
}
else if (refSite == DockStyle.Right)
{
p.X += refHolder.Width + 1;
}
else if (refSite == DockStyle.Bottom)
{
p.Y += refHolder.Height + 1;
}
else
{
p.Y -= 1;
}
holder.PreferredDockedLocation = p;
}
}
holders.Add(holder);
if (site != DockStyle.None)
{
holder.DockStyle = site;
holder.Parent = holder.PreferredDockedArea;
}
else
{
holder.Parent = holder.FloatForm;
holder.Location = new Point(0, 0);
holder.DockStyle = DockStyle.None;
holder.FloatForm.Size = holder.Size;
holder.FloatForm.Visible = true;
}
holder.MouseUp += new MouseEventHandler(ToolBarMouseUp);
holder.DoubleClick += new EventHandler(ToolBarDoubleClick);
holder.MouseMove += new MouseEventHandler(ToolBarMouseMove);
holder.MouseDown += new MouseEventHandler(ToolBarMouseDown);
return(holder);
}
private void ToolBarMouseUp(object sender, MouseEventArgs e)
{
if (dragged != null)
{
dragged = null;
ptOffset.X = 8;
ptOffset.Y = 8;
}
}
private void ToolBarMouseDown(object sender, MouseEventArgs e)
{
ToolBarDockHolder holder = (ToolBarDockHolder)sender;
if (dragged == null &&
e.Button.Equals(MouseButtons.Left) &&
e.Clicks == 1 &&
holder.CanDrag(new Point(e.X, e.Y)))
{
ptStart = Control.MousePosition;
dragged = (ToolBarDockHolder)sender;
ptOffset = new Point(e.X, e.Y);
}
}
public void RemoveControl(Control c)
{
ToolBarDockHolder holder = GetHolder(c);
if (holder != null)
{
holder.MouseUp -= new MouseEventHandler(this.ToolBarMouseUp);
holder.DoubleClick -= new EventHandler(this.ToolBarDoubleClick);
holder.MouseMove -= new MouseEventHandler(this.ToolBarMouseMove);
holder.MouseDown -= new MouseEventHandler(this.ToolBarMouseDown);
holders.Remove(holder);
holder.Parent = null;
holder.FloatForm.Close();
}
}
protected int GetPreferredLine(int lineSz, ToolBarDockHolder holder)
{
int pos, sz;
if (Horizontal)
{
pos = holder.PreferredDockedLocation.Y;
sz = holder.Size.Height;
if (pos < 0)
{
return(Int32.MinValue);
}
if (pos > this.Height)
{
return(Int32.MaxValue);
}
}
else
{
pos = holder.PreferredDockedLocation.X;
sz = holder.Size.Width;
if (pos < 0)
{
return(Int32.MinValue);
}
if (pos > this.Width)
{
return(Int32.MaxValue);
}
}
int line = pos / lineSz;
int posLine = line * lineSz;
if (posLine + 3 > pos)
{
return(line * 2);
}
if (posLine + lineSz - 3 < pos)
{
return(line * 2 + 2);
}
return(line * 2 + 1);
}
public void ShowControl(Control c, bool show)
{
ToolBarDockHolder holder = GetHolder(c);
if (holder != null)
{
if (holder.Visible != show)
{
if (IsDocked(holder))
{
holder.Visible = show;
}
else
{
holder.FloatForm.Visible = show;
}
}
}
}
private ToolBarDockArea GetDockedArea(ToolBarDockHolder holder)
{
if (holder.Parent == Top)
{
return(Top);
}
if (holder.Parent == Left)
{
return(Left);
}
if (holder.Parent == Right)
{
return(Right);
}
if (holder.Parent == Bottom)
{
return(Bottom);
}
return(null);
}
public ColumnHolder(int pos, ToolBarDockHolder holder, int size)
{
Position = pos;
Holder = holder;
Size = size;
}
protected int GetHolderWidth(ToolBarDockHolder holder)
{
return(Horizontal ? holder.Width : holder.Height);
}
protected int GetHolderLineSize(ToolBarDockHolder holder)
{
return(Horizontal ? holder.Height : holder.Width);
}
protected int GetPreferredPosition(ToolBarDockHolder holder)
{
return(Horizontal ? holder.PreferredDockedLocation.X :
holder.PreferredDockedLocation.Y);
}
