/// <summary>
/// Position the form relative to the position of the bitmask control that called the form.
/// </summary>
/// <param name="bitmaskControl">The bitmask user control that alled this form.</param>
protected void PositionTheForm(VariableControl bitmaskControl)
{
// Work out the preferred location where the form is to be positioned, this is to the right of the bit mask control so that it is aligned with the
// selected control.
// Get the location of the bitmask control in screen coordinates.
Point preferredLocation = m_VariableControl.PointToScreen(bitmaskControl.ClientForm.Location);
// Offset this by the width of the control plus a few minor X and Y adjustments.
preferredLocation.Offset(new Point(bitmaskControl.Size.Width + AdjustX, AdjustY));
int xCoordinate = preferredLocation.X;
int yCoordinate = preferredLocation.Y;
int formWidth = this.Size.Width;
int formHeight = this.Size.Height;
// Ensure that the form remains within the bounds of the screen.
if ((yCoordinate + formHeight) > Screen.PrimaryScreen.WorkingArea.Height)
{
yCoordinate = Screen.PrimaryScreen.WorkingArea.Height - formHeight;
}
// Check whether the whole form can still fit on the screen and, if not, flip over to the other side of the control.
if ((xCoordinate + formWidth) > Screen.PrimaryScreen.WorkingArea.Width)
{
// Flip over to the other side of the control.
xCoordinate -= (formWidth + m_VariableControl.Size.Width + AdjustXFlipForm);
}
this.Location = new Point(xCoordinate, yCoordinate);
}
