private void DataGridControl_RowDrop(object sender, ModernDragEventArgs e)
{
var data = e.Data;
var gridContext = e.GridContext as DataGridContext;
if (data.GetDataPresent(typeof(int)) == true)
{
var index = (int)data.GetData(typeof(int));
var item = e.Item;
var prop = TypeDescriptor.GetProperties(item)[CremaSchema.Index];
if (gridContext != null)
{
gridContext.SelectedCellRanges.Clear();
gridContext.CurrentColumn = null;
}
prop.SetValue(item, index);
e.Handled = true;
this.Dispatcher.InvokeAsync(() =>
{
if (gridContext != null)
{
gridContext.SelectItem(item);
gridContext.CurrentItem = item;
}
}, DispatcherPriority.Render);
}
}
private void DataGridControl_RowDrag(object sender, ModernDragEventArgs e)
{
var item = e.Item;
var data = e.Data;
var prop = TypeDescriptor.GetProperties(item)[CremaSchema.Index];
var value = (int)prop.GetValue(item);
data.SetData(value);
e.Handled = true;
}
private async void PART_DataGridControl_RowDrop(object sender, ModernDragEventArgs e)
{
e.Handled = true;
var data = e.Data;
var item = e.Item;
if (data.GetDataPresent(typeof(int)) == true && sender is Ntreev.Crema.Client.Tables.Documents.Views.TableSourceDataGridControl gridControl)
{
var index = (int)data.GetData(typeof(int));
var authenticator = gridControl.Domain.GetService(typeof(Authenticator)) as Authenticator;
try
{
var domain = gridControl.Domain;
await domain.Dispatcher.InvokeAsync(() => domain.SetRow(authenticator, item, CremaSchema.Index, index));
}
catch (Exception ex)
{
AppMessageBox.ShowError(ex);
}
}
}
protected override void OnRowDrop(ModernDragEventArgs e)
{
var undoService = DiffUndoService.GetUndoService(this);
if (undoService != null)
{
var action = new SetIndexAction(e.Item)
{
Selector = DiffUndoService.GetSelector(this),
SelectedItem = this.DataContext
};
base.OnRowDrop(e);
if (e.Handled == true)
{
action.Complete();
undoService.Push(action);
}
}
else
{
base.OnRowDrop(e);
}
}
protected override void OnRowDrag(ModernDragEventArgs e)
{
base.OnRowDrag(e);
}
