public DsxFilterPopup(DsxColumn column)
{
this.Column = column;
this.Column.FilterTextChanged += delegate
{
if (this.PART_Popup != null)
{
this.PART_Popup.IsOpen=false;
}
};
}
public DsxFilterPopup(DsxColumn column)
{
this.Column = column;
this.Column.FilterTextChanged += delegate
{
if (this.PART_Popup != null)
{
this.PART_Popup.IsOpen = false;
}
};
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if (value != null && value is DsxColumn)
{
DsxColumn _gridViewColumn = value as DsxColumn;
if (_gridViewColumn.IsFilterActive)
{
return(Visibility.Visible);
}
}
return(Visibility.Hidden);
}
public EditAdorner(DsxDataGrid DataGrid, DsxColumn gridViewColumn, FrameworkElement gridViewCell, bool isFilter) : base(gridViewCell)
{
this.IsFilter = isFilter;
this.Focusable = false;
this.VisualChildren = new VisualCollection(this);
this.DataGrid = DataGrid;
this.Column = gridViewColumn;
InitEditing(gridViewCell);
this.EditCtrl.LostFocus += OnLostFocus;
}
private static void OnDsxColumnChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
if (d == null || e.NewValue == null)
{
return;
}
DsxRowCell <T> _context = (DsxRowCell <T>)d;
DsxColumn _newValue = (DsxColumn)e.NewValue;
DsxColumn _oldValue = (DsxColumn)e.OldValue;
if (_newValue != _oldValue)
{
_context.InitElement(_newValue, false);
}
}
public static object FindStyleValue(object value, string propertyName, DependencyProperty defaultStyleDP, DependencyProperty columnStyleDP)
{
object _result = null;
Style _defaultStyle = null;
Style _columnStyle = null;
GridViewColumnHeader _header = null;
DsxColumn _column = null;
if (value is DsxDataGrid)
{
_defaultStyle = (Style)((DsxDataGrid)value).GetValue(defaultStyleDP);
}
else if (value is GridViewColumnHeader)
{
_header = (GridViewColumnHeader)value;
_column = (DsxColumn)_header.Column;
}
else
{
_column = (DsxColumn)value;
}
if (_column != null)
{
_defaultStyle = (Style)_column.DataGrid.GetValue(defaultStyleDP);
_columnStyle = (Style)_column.GetValue(columnStyleDP);
}
else if (_defaultStyle == null)
{
// remind: padding empty columns have no column assigned in the GridViewColumnHeader
DsxDataGrid _dataGrid = ElementHelper.FindLogicalParent <DsxDataGrid>(_header);
if (_dataGrid != null)
{
_defaultStyle = (Style)_dataGrid.GetValue(defaultStyleDP);
}
}
// apply current (column) Style
// fall back to default Style
_result = _columnStyle.GetStylePropertyValue <object>(propertyName, _defaultStyle, null);
return(_result);
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if (parameter == null || parameter.ToString() == String.Empty)
{
return(Visibility.Collapsed);
}
bool _checkBox = parameter.ToString() == "CheckDisplay";
if (value != null && value is DsxColumn)
{
DsxColumn _column = value as DsxColumn;
if (_column.FilterType == EEditType.CheckBox)
{
return(_checkBox ? Visibility.Visible : Visibility.Collapsed);
}
else
{
return(_checkBox ? Visibility.Collapsed : Visibility.Visible);
}
}
return(Visibility.Collapsed);
}
private void CreateColumnLayout()
{
DsxColumn _gridViewColumn;
int _gridColCount = 0;
if (!this.IsInitialized)
{
return;
}
if (this.InnerColumns.Count > 0)
{
if (this.IsGridAreaLeft)
{
this.PART_ListViewLeft .RemoveHandler(GridViewColumnHeader.ClickEvent, new RoutedEventHandler(OnGridViewColumnHeaderClicked));
}
if (this.IsGridAreaCenter)
{
this.PART_ListViewCenter.RemoveHandler(GridViewColumnHeader.ClickEvent, new RoutedEventHandler(OnGridViewColumnHeaderClicked));
}
if (this.IsGridAreaRight)
{
this.PART_ListViewRight .RemoveHandler(GridViewColumnHeader.ClickEvent, new RoutedEventHandler(OnGridViewColumnHeaderClicked));
}
this.PART_GridViewLeft .Columns.Clear();
this.PART_GridViewCenter.Columns.Clear();
this.PART_GridViewRight .Columns.Clear();
this.InnerColumns .Clear();
this.FilterColumns.Clear();
this.FooterColumns.Clear();
}
// map the columns (we need DsxColumns)
foreach(GridViewColumn _column in this.Columns)
{
_gridViewColumn = new DsxColumn(_column, this);
// filtering
if (_gridViewColumn.IsFilterActive)
{
_gridViewColumn.FilterTextChanged += OnColumnFilterTextChanged;
this.FilterColumns.Add(_gridViewColumn);
}
// summaries
if (_gridViewColumn.IsFooterActive)
{
this.FooterColumns.Add(_gridViewColumn);
}
// columns
DsxGridView _gridView = GetGridView(_gridViewColumn.ColumnArea);
_gridViewColumn.ColAreaIndex = _gridView.Columns.Count;
_gridViewColumn.ColIndex = _gridColCount;
_gridColCount++;
_gridView.Columns.Add(_gridViewColumn);
this.InnerColumns.Add(_gridViewColumn);
}
this.AreaLeftColCount = this.PART_GridViewLeft .Columns.Count;
this.AreaCenterColCount = this.PART_GridViewCenter.Columns.Count;
this.AreaRightColCount = this.PART_GridViewRight .Columns.Count;
this.IsGridAreaLeft = this.AreaLeftColCount > 0;
this.IsGridAreaCenter = this.AreaCenterColCount > 0;
this.IsGridAreaRight = this.AreaRightColCount > 0;
if (this.IsGridAreaLeft)
{
this.PART_ListViewLeft.AddHandler(GridViewColumnHeader.ClickEvent, new RoutedEventHandler(OnGridViewColumnHeaderClicked));
}
else
{
this.AreaLeftWidth = new GridLength(0.0);
this.SplitterLeftIsSizing = false;
this.SplitterLeftWidth = new GridLength(0.0);
}
if (this.IsGridAreaCenter)
{
this.PART_ListViewCenter.AddHandler(GridViewColumnHeader.ClickEvent, new RoutedEventHandler(OnGridViewColumnHeaderClicked));
}
else
{
this.AreaCenterWidth = new GridLength(0.0);
this.SplitterRightIsSizing = false;
this.SplitterRightWidth = new GridLength(0.0);
this.AreaRightWidth = new GridLength(this.AreaRightWidth.Value, GridUnitType.Star);
}
if (this.IsGridAreaRight)
{
this.PART_ListViewRight.AddHandler(GridViewColumnHeader.ClickEvent, new RoutedEventHandler(OnGridViewColumnHeaderClicked));
}
else if (this.Columns.Count>0)
{
throw new NotSupportedException("at least one column must be in the right area");
}
// check the limitations
if (this.IsGridAreaLeft || this.IsGridAreaCenter)
{
if (this.IsVirtualizing)
{
throw new NotSupportedException("Multiple areas and IsVirtualizing are not allowed: turn off IsVirtualizing");
}
if (this.ItemFixHeight == 0.0 || this.ItemMinHeight != 0.0 || this.ItemMaxHeight != 0.0)
{
throw new NotSupportedException("Multiple areas and variable ItemHeight are not allowed: set ItemFixHeight and turn off ItemMinHeight/ItemMaxHeight");
}
}
}
public void SetEditCell(DsxColumn gridViewColumn, FrameworkElement gridViewCell)
{
if (this.LastFocusColumn != gridViewColumn || this.LastFocusCell != gridViewCell)
{
throw new Exception("SetEditCell");
}
else
{
AddEditAdorner();
}
}
private void SetSortColumn(DsxColumn sortColumn, GridViewColumnHeader sortHeader)
{
if (sortColumn != null && sortColumn.IsSortable && sortHeader != null)
{
// remove an existing adorner
if (this.SortHeader != null)
{
AdornerLayer _adorner = AdornerLayer.GetAdornerLayer(this.SortHeader);
if (_adorner != null)
{
_adorner.Remove(this.SortAdorner);
}
}
if (this.SortColumn != sortColumn)
{
sortColumn.SortDirection = ListSortDirection.Ascending;
}
else
{
sortColumn.SortDirection = sortColumn.SortDirection == ListSortDirection.Ascending
? ListSortDirection.Descending
: ListSortDirection.Ascending;
}
this.SortHeader = sortHeader;
this.SortColumn = sortColumn;
this.SortField = SortColumn.FieldName;
// create adorner
if (this.SortHeader != null)
{
this.SortAdorner = new SortAdorner(this.SortHeader, sortColumn.SortDirection);
AdornerLayer.GetAdornerLayer(this.SortHeader).Add(this.SortAdorner);
}
RecalcDisplaySource();
}
}
internal void InitElement(DsxColumn DsxColumn, bool isDecorator)
{
if (this.Child != null)
{
return;
}
this.Child = (FrameworkElement) new T();
FrameworkElement _element = (FrameworkElement)this.Child;
// _element.Style = this.DsxColumn.RowCellStyle;
this.IsDecorator = isDecorator;
if (_element != null)
{
_element.Focusable = false;
_element.IsHitTestVisible = true;
_element.FocusVisualStyle = null;
_element.IsEnabled = false;
_element.HorizontalAlignment = HorizontalAlignment.Left;
_element.VerticalAlignment = VerticalAlignment.Top;
_element.FocusVisualStyle = null;
}
this.IsTextBlock = this.Child is TextBlock;
this.IsBullet = this.Child is BulletChrome;
this.IsCheckBox = this.Child is CheckBox;
this.IsImage = this.Child is Image;
this.IsProgressBar = this.Child is DsxCellProgressBar;
if (this.IsTextBlock)
{
_element.Margin = new Thickness(0, 2, 0, 0);
_element.HorizontalAlignment = HorizontalAlignment.Stretch;
_element.VerticalAlignment = VerticalAlignment.Stretch;
(_element as TextBlock).Padding = new Thickness(6, 0, 6, 0);
}
if (this.IsBullet)
{
_element.Margin = new Thickness(0, 3, 0, 0);
_element.Height = 13.0;
_element.Width = 13.0;
_element.Opacity = this.IsDecorator ? 0.0 : 1.0;
}
if (this.IsCheckBox)
{
_element.IsEnabled = true;
_element.Margin = new Thickness(0, 4, 0, 0);
_element.Height = 13.0;
_element.Width = 13.0;
}
if (this.IsImage)
{
_element.Margin = new Thickness(0, 2, 0, 0);
_element.Height = this.CellContentSize.Height;
_element.Width = this.CellContentSize.Width;
}
if (this.IsProgressBar)
{
_element.HorizontalAlignment = HorizontalAlignment.Stretch;
_element.VerticalAlignment = VerticalAlignment.Top;
_element.Margin = new Thickness(2, 2, 8, 1);
_element.Height = this.CellContentSize.Height;
(_element as DsxCellProgressBar).ContentBackground = this.CellContentBackground;
}
}
