private void RepopulateChildren(ObservableCollection <ObservableCollection <CellContent> > data)
{
//Debug.WriteLine("RepopulateChildren called.");
bool origRecursiveUpdates = PreventRecursiveUpdates;
PreventRecursiveUpdates = true;
Children.Clear();
RowDefinitions.Clear();
ColumnDefinitions.Clear();
var contextMenu = ParentWindow.Resources["ColumnContextMenu"] as ContextMenu;
//var rect = new Rectangle { Fill = Brushes.Gray };
//Grid.SetColumnSpan(rect, 10000);
//Children.Add(rect);
if (data.Count < 1)
{
return;
}
RowDefinitions.Add(new RowDefinition {
Height = GridLength.Auto
});
var columnCounter = 0;
foreach (var header in data[0])
{
ColumnDefinitions.Add(new ColumnDefinition {
});
var columnText = NewTextBox();
columnText.Background = new BrushConverter().ConvertFromString("#777") as Brush;
columnText.Tag = new TablePosition {
Column = columnCounter, Row = 0
};
columnText.ContextMenu = contextMenu;
var binding = new Binding("Text")
{
Source = header
};
columnText.SetBinding(TextBox.TextProperty, binding);
Grid.SetColumn(columnText, columnCounter);
Children.Add(columnText);
columnCounter++;
}
if (data.Count > 50)
{
mmApp.Model.Window.ShowStatusProgress("Binding table data...");
}
var rowCount = 1;
foreach (var row in data.Skip(1))
{
RowDefinitions.Add(new RowDefinition {
Height = GridLength.Auto
});
columnCounter = 0;
foreach (var column in row)
{
var columnText = NewTextBox();
columnText.Tag = new TablePosition {
Column = columnCounter, Row = rowCount
};
var binding = new Binding("Text")
{
Source = column, UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged, Mode = BindingMode.TwoWay
};
columnText.SetBinding(TextBox.TextProperty, binding);
//columnText.Text = column.Text;
columnText.ContextMenu = contextMenu;
Grid.SetColumn(columnText, columnCounter);
Grid.SetRow(columnText, rowCount);
Children.Add(columnText);
columnCounter++;
}
rowCount++;
if (rowCount % 8 == 0)
{
PreventRecursiveUpdates = false;
WindowUtilities.DoEvents();
PreventRecursiveUpdates = true;
}
}
var lastText = Children.OfType <TextBox>().LastOrDefault();
if (lastText != null)
{
lastText.PreviewKeyDown += (s, e) =>
{
if (e.Key == Key.Tab)
{
if (Keyboard.IsKeyDown(Key.LeftShift) || Keyboard.IsKeyDown(Key.RightShift))
{
return;
}
var newRow = new ObservableCollection <CellContent>();
foreach (var header in TableSource[0])
{
newRow.Add(new CellContent(string.Empty));
}
var textBox = s as TextBox;
var pos = textBox.Tag as TablePosition;
TableSource.Add(newRow);
SelectColumn(pos.Row + 1, 0);
}
};
}
PreventRecursiveUpdates = origRecursiveUpdates;
if (!PreventRecursiveUpdates)
{
InvalidateVisual();
}
}