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();
}
}
public ToolBarManager(ScrollableControl dockStation, Form mainForm)
{
this.dockStation = dockStation;
this.mainForm = mainForm;
_left = new ToolBarDockArea(this, DockStyle.Left);
_right = new ToolBarDockArea(this, DockStyle.Right);
_top = new ToolBarDockArea(this, DockStyle.Top);
_bottom = new ToolBarDockArea(this, DockStyle.Bottom);
Application.AddMessageFilter(this);
}
public bool PreFilterMessage(ref Message m)
{
if (m.Msg == WM_KEYDOWN)
{
Keys keyCode = (Keys)(int)m.WParam & Keys.KeyCode;
if (keyCode == Keys.ControlKey)
{
if (!ctrlDown && dragged != null && IsDocked(dragged))
{
ToolBarDockArea docked = GetDockedArea(dragged);
docked.SuspendLayout();
dragged.Parent = dragged.FloatForm;
dragged.Location = new Point(0, 0);
dragged.DockStyle = DockStyle.None;
dragged.FloatForm.Visible = true;
dragged.FloatForm.Location = new Point(Control.MousePosition.X - ptOffset.X, Control.MousePosition.Y - 8);
dragged.FloatForm.Size = dragged.Size;
docked.ResumeLayout();
docked.PerformLayout();
}
ctrlDown = true;
}
}
else if (m.Msg == WM_KEYUP)
{
Keys keyCode = (Keys)(int)m.WParam & Keys.KeyCode;
if (keyCode == Keys.ControlKey)
{
if (ctrlDown && dragged != null && !IsDocked(dragged))
{
ToolBarDockArea closest = GetClosestArea(Control.MousePosition, dragged.PreferredDockedArea);
if (closest != null)
{
closest.SuspendLayout();
Point newLoc = closest.PointToClient(Control.MousePosition);
dragged.DockStyle = closest.Dock;
dragged.Parent = closest;
dragged.PreferredDockedLocation = newLoc;
dragged.FloatForm.Visible = false;
dragged.PreferredDockedArea = closest;
closest.ResumeLayout();
closest.PerformLayout();
}
}
ctrlDown = false;
}
}
return(false);
}
protected ToolBarDockArea GetClosestArea(Point ptScreen, ToolBarDockArea preferred)
{
if (preferred != null)
{
Rectangle p = preferred.RectangleToScreen(preferred.ClientRectangle);
p.Inflate(8, 8);
if (p.Contains(ptScreen))
{
return(preferred);
}
}
Rectangle l = _left.RectangleToScreen(_left.ClientRectangle);
l.Inflate(8, 8);
Rectangle r = _right.RectangleToScreen(_right.ClientRectangle);
r.Inflate(8, 8);
Rectangle t = _top.RectangleToScreen(_top.ClientRectangle);
t.Inflate(8, 8);
Rectangle b = _bottom.RectangleToScreen(_bottom.ClientRectangle);
b.Inflate(8, 8);
if (t.Contains(ptScreen))
{
return(_top);
}
if (b.Contains(ptScreen))
{
return(_bottom);
}
if (l.Contains(ptScreen))
{
return(_left);
}
if (r.Contains(ptScreen))
{
return(_right);
}
return(null);
}
public ToolBarDockHolder(ToolBarManager dm, Control c, DockStyle style)
{
SetStyle(ControlStyles.DoubleBuffer | ControlStyles.AllPaintingInWmPaint |
ControlStyles.UserPaint, true);
BackColor = SystemColors.ControlLight;
panel = new Panel();
panel.Parent = this;
panel.Dock = DockStyle.Fill;
panel.Controls.Add(c);
DockManager = dm;
if (style == DockStyle.Left)
{
preferredDockedArea = dm.Left;
}
else if (style == DockStyle.Right)
{
preferredDockedArea = dm.Right;
}
else if (style == DockStyle.Bottom)
{
preferredDockedArea = dm.Bottom;
}
else
{
preferredDockedArea = dm.Top;
}
control = c;
FloatForm.Visible = false;
FloatForm.FormBorderStyle = FormBorderStyle.None;
FloatForm.MaximizeBox = false;
FloatForm.MinimizeBox = false;
FloatForm.ShowInTaskbar = false;
FloatForm.ClientSize = new Size(10, 10);
// Added by mav
DockManager.MainForm.AddOwnedForm(FloatForm);
DockStyle = style; // this will call create()
ToolbarTitle = c.Text;
}
private void ToolBarMouseMove(object sender, MouseEventArgs e)
{
Point ptPos = new Point(e.X, e.Y);
if (dragged != null)
{
Point ptDelta = new Point(ptStart.X - Control.MousePosition.X, ptStart.Y - Control.MousePosition.Y);
Point newLoc = dragged.PointToScreen(new Point(0, 0));
newLoc = new Point(newLoc.X - ptDelta.X, newLoc.Y - ptDelta.Y);
ToolBarDockArea closest = GetClosestArea(Control.MousePosition, dragged.PreferredDockedArea);
// Added by mav
if (closest != null && !dragged.IsAllowed(closest.Dock))
{
closest = null;
}
ToolBarDockArea docked = GetDockedArea(dragged);
if (ctrlDown)
{
closest = null;
}
if (docked != null)
{
if (closest == null)
{
docked.SuspendLayout();
dragged.Parent = dragged.FloatForm;
dragged.Location = new Point(0, 0);
dragged.DockStyle = DockStyle.None;
dragged.FloatForm.Visible = true;
dragged.FloatForm.Location = new Point(Control.MousePosition.X - ptOffset.X, Control.MousePosition.Y - 8);
dragged.FloatForm.Size = dragged.Size;
docked.ResumeLayout();
docked.PerformLayout();
}
else if (closest != docked)
{
closest.SuspendLayout();
newLoc = closest.PointToClient(Control.MousePosition);
dragged.DockStyle = closest.Dock;
dragged.Parent = closest;
dragged.PreferredDockedLocation = newLoc;
dragged.FloatForm.Visible = false;
dragged.PreferredDockedArea = closest;
closest.ResumeLayout();
closest.PerformLayout();
}
else
{
closest.SuspendLayout();
newLoc = closest.PointToClient(Control.MousePosition);
// if(closest.Horizontal)
// newLoc = new Point(newLoc.X - 4, newLoc.Y - dragged.Height/2);
// else
// newLoc = new Point(newLoc.X - dragged.Width/2, newLoc.Y - 4);
dragged.PreferredDockedLocation = newLoc;
closest.ResumeLayout();
closest.PerformLayout();
}
}
else
{
if (closest == null)
{
dragged.FloatForm.Location = newLoc;
}
else
{
closest.SuspendLayout();
newLoc = closest.PointToClient(Control.MousePosition);
dragged.DockStyle = closest.Dock;
dragged.Parent = closest;
dragged.PreferredDockedLocation = newLoc;
dragged.FloatForm.Visible = false;
dragged.PreferredDockedArea = closest;
closest.ResumeLayout();
closest.PerformLayout();
}
}
ptStart = Control.MousePosition;
}
}