void onDragDrop(object sender, DragEventArgs e)
{
if (!Helper.CanDragAndDrop(e))
{
return;
}
Button button = null;
if (e.Data.GetDataPresent(typeof(TreeNode)))
{
TreeNode elementNode = (TreeNode)e.Data.GetData(typeof(TreeNode));
button = _modelPanel.AddElement(this, (MetaColumn)elementNode.Tag, true);
_modelPanel.MainForm.IsModified = true;
_modelPanel.MainForm.CannotRenderAnymore();
}
if (e.Data.GetDataPresent(typeof(Button)))
{
button = (Button)e.Data.GetData(typeof(Button));
}
if (button != null)
{
ElementPanel source = null;
if (button.Parent != this)
{
//Button comes from another panel
ReportElement element = (ReportElement)button.Tag;
source = (ElementPanel)button.Parent;
source.Controls.Remove(button);
element.PivotPosition = Position;
element.InitEditor();
element.SetDefaults();
_modelPanel.Model.CheckSeries();
source.RedrawPanel();
Controls.Add(button);
_modelPanel.MainForm.IsModified = true;
_modelPanel.MainForm.CannotRenderAnymore();
_modelPanel.PanelsToElements();
}
//Set new position
int index = getIndexFocus(e);
if (index != -1 && Controls[index] != button)
{
Controls.SetChildIndex(button, index);
_modelPanel.MainForm.IsModified = true;
_modelPanel.MainForm.CannotRenderAnymore();
_modelPanel.PanelsToElements();
}
RedrawPanel();
button.Focus();
}
_modelPanel.Model.CheckSortOrders();
}
public Button AddElement(ElementPanel panel, MetaColumn column, bool selectButton)
{
ReportElement element = ReportElement.Create();
element.Source = Model.Source;
element.Format = "";
element.Model = Model;
element.MetaColumnGUID = column.GUID;
element.Name = column.Name;
element.PivotPosition = panel.Position;
element.SetDefaults();
Model.Elements.Add(element);
return(AddElement(panel, element, selectButton));
}