void GetLocation()//定位子窗体
{
if (ChildForm == null)
{
return;
}
//自动判断
if (Pos != MagneticPosition.BottomUp)
{
if (ChildForm.Left < 0)
{
Pos = MagneticPosition.Right;
}
else
{
if (MainForm.Left - ChildForm.Width >= 50)
{
Pos = MagneticPosition.Left;
}
}
if (ChildForm.Right > DesktopWidth)
{
Pos = MagneticPosition.Left;
}
}
//if (ChildForm.Top < 0) Pos = MagneticPosition.Bottom;
//if (ChildForm.Bottom > DesktopHeight) Pos = MagneticPosition.Top;
if (Pos == MagneticPosition.Left)
{
LocationPt = new Point(MainForm.Left - ChildForm.Width, MainForm.Top);
}
else if (Pos == MagneticPosition.Top)
{
LocationPt = new Point(MainForm.Left, MainForm.Top - ChildForm.Height);
}
else if (Pos == MagneticPosition.Right)
{
LocationPt = new Point(MainForm.Right, MainForm.Top);
}
else if (Pos == MagneticPosition.Bottom)
{
LocationPt = new Point(MainForm.Left, MainForm.Bottom);
}
else if (Pos == MagneticPosition.BottomUp)
{
int height;
try
{
var v = (Form1)MainForm;
height = MainForm.Top + v.splitContainer1.Location.Y + v.splitContainer1.SplitterDistance + 97 - LengthMessage.Height;
}
catch {
height = MainForm.Height - LengthMessage.Height - 30;
}
LocationPt = new Point(MainForm.Location.X + MainForm.Width / 2 - LengthMessage.Width / 2, height);//
}
ChildForm.Location = LocationPt;
}
public MagneticMagnager(Form _MainForm, Form _ChildForm, MagneticPosition _pos)
{
//IsFirstPos = false;
step = 20;
MainForm = _MainForm;
ChildForm = _ChildForm;
Pos = _pos;
MainForm.LocationChanged += new EventHandler(MainForm_LocationChanged);
//ChildForm.LocationChanged += new EventHandler(ChildForm_LocationChanged);
MainForm.SizeChanged += new EventHandler(MainForm_SizeChanged);
ChildForm.SizeChanged += new EventHandler(ChildForm_SizeChanged);
ChildForm.Load += new EventHandler(ChildForm_Load);
MainForm.Load += new EventHandler(MainForm_Load);
}
