private Rectangle DropDownDirectionToDropDownBounds(ToolStripDropDownDirection dropDownDirection, Rectangle dropDownBounds)
{
Point offset = Point.Empty;
switch (dropDownDirection)
{
case ToolStripDropDownDirection.AboveLeft:
offset.X = -dropDownBounds.Width + this.Width;
offset.Y = -dropDownBounds.Height + 1;
break;
case ToolStripDropDownDirection.AboveRight:
offset.Y = -dropDownBounds.Height + 1;
break;
case ToolStripDropDownDirection.BelowRight:
offset.Y = this.Height - 1;
break;
case ToolStripDropDownDirection.BelowLeft:
offset.X = -dropDownBounds.Width + this.Width;
offset.Y = this.Height - 1;
break;
case ToolStripDropDownDirection.Right:
offset.X = this.Width;
if (!IsOnDropDown)
{
// overlap the toplevel toolstrip
offset.X -= 1;
}
break;
case ToolStripDropDownDirection.Left:
offset.X = -dropDownBounds.Width;
break;
}
Point itemScreenLocation = this.TranslatePoint(Point.Empty, ToolStripPointType.ToolStripItemCoords, ToolStripPointType.ScreenCoords);
dropDownBounds.Location = new Point(itemScreenLocation.X + offset.X, itemScreenLocation.Y + offset.Y);
dropDownBounds = WindowsFormsUtils.ConstrainToScreenWorkingAreaBounds(dropDownBounds);
return(dropDownBounds);
}
private Rectangle DropDownDirectionToDropDownBounds(ToolStripDropDownDirection dropDownDirection, Rectangle dropDownBounds)
{
Point empty = Point.Empty;
switch (dropDownDirection)
{
case ToolStripDropDownDirection.AboveLeft:
empty.X = -dropDownBounds.Width + base.Width;
empty.Y = -dropDownBounds.Height + 1;
break;
case ToolStripDropDownDirection.AboveRight:
empty.Y = -dropDownBounds.Height + 1;
break;
case ToolStripDropDownDirection.BelowLeft:
empty.X = -dropDownBounds.Width + base.Width;
empty.Y = base.Height - 1;
break;
case ToolStripDropDownDirection.BelowRight:
empty.Y = base.Height - 1;
break;
case ToolStripDropDownDirection.Left:
empty.X = -dropDownBounds.Width;
break;
case ToolStripDropDownDirection.Right:
empty.X = base.Width;
if (!base.IsOnDropDown)
{
empty.X--;
}
break;
}
Point point2 = base.TranslatePoint(Point.Empty, ToolStripPointType.ToolStripItemCoords, ToolStripPointType.ScreenCoords);
dropDownBounds.Location = new Point(point2.X + empty.X, point2.Y + empty.Y);
dropDownBounds = WindowsFormsUtils.ConstrainToScreenWorkingAreaBounds(dropDownBounds);
return(dropDownBounds);
}
