internal void OnSelectionModeChanged(DataGridSelectionMode dataGridSelectionMode)
{
if (dataGridSelectionMode != DataGridSelectionMode.Multiple)
{
this.ClearSelection();
}
this.selectedItems.AllowMultipleSelect = dataGridSelectionMode == DataGridSelectionMode.Multiple;
}
private void ToggleSelectionModeClick(MouseEventArgs e)
{
_selectionMode = _selectionMode == DataGridSelectionMode.Single ? DataGridSelectionMode.Multiple : DataGridSelectionMode.Single;
if (_selectedSearchContactHistoryItems == null)
{
return;
}
_selectedSearchContactHistoryItems = _selectionMode == DataGridSelectionMode.Multiple ? new[] { (SearchContactHistoryModel)_selectedSearchContactHistoryItems } : null;
}
internal void OnSelectionModeChanged(DataGridSelectionMode dataGridSelectionMode)
{
if (dataGridSelectionMode == DataGridSelectionMode.Single || dataGridSelectionMode == DataGridSelectionMode.None)
{
this.ClearSelection();
}
this.selectedItems.AllowMultipleSelect = dataGridSelectionMode == DataGridSelectionMode.Multiple ||
dataGridSelectionMode == DataGridSelectionMode.Extended;
}
public DirectoriesViewModel(DialogSession sessionMainDialogHost, string identifierDialogHost, ContentDB db, double widthColumnName, DataGridSelectionMode selectionMode)
{
_identifierDialogHost = identifierDialogHost;
_sessionMainDialogHost = sessionMainDialogHost;
//SessionMainDialogHost?.UpdateContent(new SampleProgressDialog() { DataContext = new SampleProgressDialogViewModel(Settings.Same().LocalisationHelper["DMLRes.ConnectingDatabaseCaption"]) });
HeaderControlHorizontalAlignment = HorizontalAlignment.Left;
HeaderControlInit();
SelectionChangedCommand = new DelegateCommand(SelectionChanged);
MainWindowViewModel.LocalizationChangedEvent += new Action(SetColumNameCaption);
// Init data
_db = db;
DataGridViewDepProp.Instance.WidthColumnName = widthColumnName;
_tableName = typeof(T).Name + "s";
_columnNameLocalizationIndex = GetColumnNameLocalizationIndex();
SetColumNameCaption();
Load();
SelectionMode = selectionMode;
SessionMainDialogHost?.Close(false);
}
internal void ChangeIntoSelectionMode(DataGridSelectionMode newSelectionMode)
{
if (INTERNAL_VisualTreeManager.IsElementInVisualTree(_datagrid))
{
if (newSelectionMode == DataGridSelectionMode.Extended)
{
if (_currentSelectionMode != DataGridSelectionMode.Extended)
{
_currentSelectionMode = DataGridSelectionMode.Extended;
}
}
else
{
if (_headerUIElement != null && INTERNAL_VisualTreeManager.IsElementInVisualTree(_headerUIElement))
{
_datagrid.RemoveElementFromGrid(_headerUIElement);
}
}
}
}
public FoldersViewModel(DialogSession sessionMainDialogHost, string identifierDialogHost, ContentDB db, double widthColumnName, DataGridSelectionMode selectionMode)
: base(sessionMainDialogHost, identifierDialogHost, db, widthColumnName, selectionMode)
{
MultimediaСontent = new Content()
{
DataContext = new ContentViewModel(ContentWorkMode.Folders)
};
_contentControlViewModel = MultimediaСontent?.DataContext as ContentViewModel;
HeaderViewModel.ContentControlHeader = ContentControlViewModel?.HeaderControl as ContentHeader;
}
private async Task <DataGrid> ShowAndWait <T>(string message, IEnumerable <T> items, IEnumerable <Tuple <string, Binding> > columnHeadersAndBindings, DataGridSelectionMode selectionMode)
{
var dataGrid = new DataGrid
{
ItemsSource = items,
SelectionMode = selectionMode,
AutoGenerateColumns = false,
IsReadOnly = true
};
// create columns
foreach (Tuple <string, Binding> columnTuple in columnHeadersAndBindings)
{
dataGrid.Columns.Add(new DataGridTextColumn
{
Header = columnTuple.Item1,
Binding = columnTuple.Item2
});
}
bool wasCancelled = await ShowAndWait(message, dataGrid);
if (wasCancelled)
{
return(null);
}
return(dataGrid);
}
public static T SelectionMode <T>(this T target, DataGridSelectionMode value) where T : DataGrid
{
target.SelectionMode = value;
return(target);
}
