public void DropDownControl(Control ctl)
{
DropDownCtl = (ChooserDropDown)ctl;
if (editor.CanCall)
{
DropDownCtl.ValueOpenForm += new ValueEventHandler(DropDownService_ValueOpenForm);
}
if (dropDownForm == null)
{
dropDownForm = new DropDownForm(this);
}
dropDownForm.TopMost = true;
dropDownForm.Visible = false;
dropDownForm.Component = DropDownCtl;
Size size = new Size(editor.DropDownWidth, editor.DropDownHeight);
Point location = new Point(editor.Left, editor.Bottom);
if (editor.DropDownAlign == CtlChooser.DropDownAlignment.Right)
{
location.X = editor.Right - size.Width - 1;
}
// location in screen coordinate
location = editor.Parent.PointToScreen(location);
// check the form is in the screen working area
Rectangle screenWorkingArea = Screen.FromControl(editor).WorkingArea;
location.X = Math.Min(screenWorkingArea.Right - size.Width,
Math.Max(screenWorkingArea.X, location.X));
if (size.Height + location.Y + editor.Height > screenWorkingArea.Bottom)
{
location.Y = location.Y - size.Height - editor.Height - 1;
}
dropDownForm.FormBorderStyle = FormBorderStyle.FixedSingle;
dropDownForm.SetBounds(location.X, location.Y, size.Width, size.Height);
dropDownForm.MinimumSize = size;
dropDownForm.Size = size;
dropDownForm.Visible = true;
DropDownCtl.Focus();
DropDownCtl.ValueSelected -= new ValueEventHandler(ctl_ValueSelected);
DropDownCtl.ValueSelected += new ValueEventHandler(ctl_ValueSelected);
DropDownCtl.ValueEscaped -= new EventHandler(DropDownService_ValueEscaped);
DropDownCtl.ValueEscaped += new EventHandler(DropDownService_ValueEscaped);
//editor.SelectTextBox();
// wait for the end of the editing
//while (dropDownForm.Visible)
//{
// Application.DoEvents();
// MsgWaitForMultipleObjects(0, 0, true, 250, 255);
//}
// editing is done or aborted
}
public DropDownCalendarService(CtlDate ctl)
{
editor = ctl;
Calendar = new MonthCalendar();
dropDownForm = new DropDownForm(Calendar);
Calendar.DateSelected += new DateRangeEventHandler(DropDownCtl_DateSelected);
Calendar.KeyDown += new KeyEventHandler(DropDownCtl_KeyDown);
dropDownForm.Deactivate += new EventHandler(dropDownForm_Deactivate);
}
