private void ActiveDatePicker(DatePicker datePicker)
{
var txt = VisualTreeUtils.FindChild <TextBox>(datePicker, "PART_TextBox");
Keyboard.Focus(txt);
txt.Select(0, 2);
}
private void ActiveComboBox(ComboBox combo)
{
var txt = VisualTreeUtils.FindChild <TextBox>(combo, "PART_EditableTextBox");
Keyboard.Focus(txt);
txt.SelectAll();
combo.IsDropDownOpen = true;
}
private static void OnMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
var foreignKeyPicker = sender as ForeignKeyPicker;
if (foreignKeyPicker.IsPopupOpen == true)
{
var p = (e.OriginalSource as FrameworkElement).Parent as DataGridCell;
if (p != null)
{
var foreignKeyPickerChild = VisualTreeUtils.FindChild <ForeignKeyPicker>(foreignKeyPicker.PopupView);
if (foreignKeyPickerChild == null || foreignKeyPickerChild.IsPopupOpen == false)
{
foreignKeyPicker.ClosePopup();
}
//not set Handled because need this event to update SelectedIndex
}
}
}
private static void OnPreviewKeyDown(object sender, KeyEventArgs e)
{
var foreignKeyPicker = sender as ForeignKeyPicker;
if (e.Key == Key.Enter)
{
if (foreignKeyPicker.IsPopupOpen == true)
{
var p = e.OriginalSource as DataGridCell;
if (p != null)
{
var foreignKeyPickerChild = VisualTreeUtils.FindChild <ForeignKeyPicker>(foreignKeyPicker.PopupView);
if (foreignKeyPickerChild == null || foreignKeyPickerChild.IsPopupOpen == false)
{
foreignKeyPicker.ClosePopup();
e.Handled = true;//set Handled for not move to next row
}
}
}
}
}
