private void OnCellMouseEnter(object sender, RoutedEventArgs e)
{
Cell cell = (Cell)sender;
if (cell == null)
{
return;
}
cell.ToolTip = null;
double fitWidth = cell.GetFittedWidth();
ColumnBase cb = cell.ParentColumn;
if (cell.Width < fitWidth)
{
if (cell is ColumnManagerCell) // header
{
ColumnManagerCell column = (ColumnManagerCell)cell;
column.ToolTip = column.Content.ToString();
}
else if (cell is DataCell)
{
cell.ToolTip = Convert.ToString(GetField(cell.ParentRow.DataContext, cb));
//EntityBase2 enity = cell.DataContext as EntityBase2;
//if (enity != null && cell.Width < fitWidth)
//{
// cell.ToolTip = enity.Fields[cell.FieldName].CurrentValue.ToString();
//}
}
}
string tip = decoration.GetColumnTooltip(cb.FieldName);
if (false == string.IsNullOrWhiteSpace(tip))
{
if (cell.ToolTip != null)
{
cell.ToolTip += "\n";
}
cell.ToolTip += tip;
}
// e.Handled = true;
}
public ColumnManagerCellAutomationPeer(ColumnManagerCell owner)
: base(owner)
{
}
private static bool TryHitTestCell( ColumnManagerCell cell, Point point, UIElement dragContainer )
{
Row parentRow = cell.ParentRow;
if( parentRow == null )
return true;
FixedCellPanel fixedCellPanel = parentRow.CellsHostPanel as FixedCellPanel;
if( fixedCellPanel == null )
return true;
Decorator scrollingCellsDecorator = fixedCellPanel.ScrollingCellsDecorator;
if( !scrollingCellsDecorator.IsAncestorOf( cell ) )
return true;
Point cellPoint = cell.TranslatePoint( ColumnReorderingDragSourceManager.EmptyPoint, dragContainer );
Rect cellRect = new Rect( cellPoint.X, cellPoint.Y, cell.ActualWidth, cell.ActualHeight );
Point scrollingCellsDecoratorPoint = scrollingCellsDecorator.TranslatePoint( ColumnReorderingDragSourceManager.EmptyPoint, dragContainer );
Rect scrollingCellsDecoratorRect = new Rect( scrollingCellsDecoratorPoint.X, scrollingCellsDecoratorPoint.Y, scrollingCellsDecorator.ActualWidth, scrollingCellsDecorator.ActualHeight );
if( !cellRect.IntersectsWith( scrollingCellsDecoratorRect ) )
{
return false;
}
else if( !scrollingCellsDecoratorRect.Contains( point ) )
{
return false;
}
return true;
}
private void SetPopupDragAdorner( ColumnManagerCell columnManagerCell )
{
if( columnManagerCell == null )
return;
if( m_popupDraggedElementAdorner != null )
{
this.AdornerLayerInsideDragContainer.Remove( m_popupDraggedElementAdorner );
m_popupDraggedElementAdorner = null;
}
// Get the Rect for the DataGridControl
DataGridControl dataGridControl = this.DraggedDataGridContext.DataGridControl;
Rect dataGridControlRect = new Rect( 0d, 0d, dataGridControl.ActualWidth, dataGridControl.ActualHeight );
Point elementToDataGridControl = columnManagerCell.TranslatePoint( ColumnReorderingDragSourceManager.EmptyPoint, dataGridControl );
// Get the Rect for the element that request a ghost
Rect elementRect = new Rect( elementToDataGridControl, columnManagerCell.RenderSize );
// This is a special case with the current Element that is always be layouted, but can be out of view
if( !elementRect.IntersectsWith( dataGridControlRect ) )
return;
AnimatedDraggedElementAdorner adorner = new AnimatedDraggedElementAdorner( columnManagerCell, this.AdornerLayerInsideDragContainer, true );
adorner.AdornedElementImage.Opacity = 0d;
this.ApplyContainerClip( adorner );
this.AdornerLayerInsideDragContainer.Add( adorner );
m_popupDraggedElementAdorner = adorner;
}
public ColumnManagerCellAutomationPeer( ColumnManagerCell owner )
: base( owner )
{
}
