private GridViewColumnGroup FindGroup(
ColumnGroupCollection groups,
GridViewColumn column)
{
foreach (GridViewColumnGroup group1 in (Collection <GridViewColumnGroup>)groups)
{
if (group1.Groups.Count > 0)
{
GridViewColumnGroup group2 = this.FindGroup(group1.Groups, column);
if (group2 != null)
{
return(group2);
}
}
else
{
foreach (GridViewColumnGroupRow row in (Collection <GridViewColumnGroupRow>)group1.Rows)
{
foreach (string columnName in (Collection <string>)row.ColumnNames)
{
if (columnName == column.Name)
{
return(group1);
}
}
}
}
}
return((GridViewColumnGroup)null);
}
private void AddGroupColumn(GridViewColumnGroup group)
{
if (!group.IsVisible)
{
return;
}
GridViewGroupColumn gridViewGroupColumn = new GridViewGroupColumn(group);
gridViewGroupColumn.OwnerTemplate = this.ViewTemplate;
this.groupColumns.Add(group, gridViewGroupColumn);
this.AddColumn(group, (GridViewColumn)gridViewGroupColumn);
foreach (GridViewColumnGroup group1 in (Collection <GridViewColumnGroup>)group.Groups)
{
this.AddGroupColumn(group1);
}
if (group.Groups.Count != 0)
{
return;
}
foreach (GridViewColumnGroupRow row in (Collection <GridViewColumnGroupRow>)group.Rows)
{
foreach (string columnName in (Collection <string>)row.ColumnNames)
{
if (this.ColumnIsVisible((GridViewColumn)this.ViewTemplate.Columns[columnName]) || this.IgnoreColumnVisibility)
{
this.AddColumn(group, (GridViewColumn)this.ViewTemplate.Columns[columnName]);
}
}
}
}
public ColumnChooserItem(GridViewColumnGroup group, IRadServiceProvider serviceProvider)
{
this.group = group;
this.Text = group.Text;
this.serviceProvider = serviceProvider;
this.WireEvents();
}
internal void SetPinPosition(
GridViewColumnGroup group,
PinnedColumnPosition position,
GridViewTemplate template)
{
group.pinPosition = position;
group.OnNotifyPropertyChanged("PinPosition");
foreach (GridViewColumnGroup group1 in (Collection <GridViewColumnGroup>)group.Groups)
{
this.SetPinPosition(group1, position, template);
}
if (template == null || group.Groups.Count != 0)
{
return;
}
foreach (GridViewColumnGroupRow row in (Collection <GridViewColumnGroupRow>)group.Rows)
{
foreach (string columnName in (Collection <string>)row.ColumnNames)
{
GridViewColumn column = (GridViewColumn)template.Columns[columnName];
column.SuspendPropertyNotifications();
column.PinPosition = position;
column.ResumePropertyNotifications();
}
}
if (this.IsSuspended || template == null)
{
return;
}
PropertyChangedEventArgs changedEventArgs = new PropertyChangedEventArgs("PinPosition");
template.OnViewChanged((object)this, new DataViewChangedEventArgs(ViewChangedAction.ColumnGroupPropertyChanged, (object)changedEventArgs));
}
private bool HasVisibleColumn(GridViewColumnGroup group)
{
if (this.ShowEmptyGroups)
{
return(true);
}
if (group.Groups.Count > 0)
{
foreach (GridViewColumnGroup group1 in (Collection <GridViewColumnGroup>)group.Groups)
{
if (this.HasVisibleColumn(group1))
{
return(true);
}
}
}
else
{
foreach (GridViewColumnGroupRow row in (Collection <GridViewColumnGroupRow>)group.Rows)
{
foreach (string columnName in (Collection <string>)row.ColumnNames)
{
if (this.ColumnIsVisible((GridViewColumn)this.ViewTemplate.Columns[columnName]))
{
return(true);
}
}
}
}
return(false);
}
protected override bool ProcessDragOver(Point currentMouseLocation, ISupportDrag dragObject)
{
object dataContext = dragObject.GetDataContext();
if (!this.ViewTemplate.AllowColumnReorder)
{
return(false);
}
if (dataContext is GridViewColumnGroup)
{
return(true);
}
if (dataContext is GridViewGroupColumn)
{
GridViewGroupColumn gridViewGroupColumn = (GridViewGroupColumn)dataContext;
for (GridViewColumnGroup gridViewColumnGroup = this.GridViewGroupColumn.Group; gridViewColumnGroup != null; gridViewColumnGroup = gridViewColumnGroup.Parent)
{
if (gridViewColumnGroup == gridViewGroupColumn.Group)
{
return(false);
}
}
}
return(base.ProcessDragOver(currentMouseLocation, dragObject));
}
public GridViewGroupColumn(GridViewColumnGroup group)
{
this.group = group;
this.HeaderText = group.Text;
this.PinPosition = this.group.PinPosition;
this.AllowResize = true;
this.group.PropertyChanged += new PropertyChangedEventHandler(this.group_PropertyChanged);
}
public GridViewTemplate FindTemplate()
{
for (GridViewColumnGroup gridViewColumnGroup = this; gridViewColumnGroup != null; gridViewColumnGroup = gridViewColumnGroup.Parent)
{
if (gridViewColumnGroup.ParentViewDefinition != null)
{
return(gridViewColumnGroup.ParentViewDefinition.ViewTemplate);
}
}
return((GridViewTemplate)null);
}
public void Initialize(
GridViewColumnGroup group,
GridViewColumnGroupRow row,
int rowIndex,
Rectangle bounds)
{
this.group = group;
this.row = row;
this.rowIndex = rowIndex;
this.Bounds = (RectangleF)bounds;
}
private bool ShouldStretchColumn(ColumnGroupsCellArrangeInfo info)
{
GridViewColumnGroup group = info.Group;
if (group == null)
{
return(false);
}
GridViewColumnGroup rootColumnGroup = group?.RootColumnGroup;
return((rootColumnGroup == null || !rootColumnGroup.ShowHeader) && (info.Row == null && group.Parent == rootColumnGroup || group == rootColumnGroup && group.Rows.IndexOf(info.Row) == 0));
}
private ColumnGroupCollection FindGroupCollection(
ColumnGroupsViewDefinition view,
GridViewColumnGroup group)
{
if (group.Parent != null)
{
return(group.Parent.Groups);
}
if (group.ParentViewDefinition == view)
{
return(view.ColumnGroups);
}
return((ColumnGroupCollection)null);
}
private void DropColumnGroup(
ColumnGroupsViewDefinition view,
GridViewColumnGroup group,
RadPosition dropPosition)
{
ColumnGroupCollection groupCollection1 = this.FindGroupCollection(view, this.GridViewGroupColumn.Group);
ColumnGroupCollection groupCollection2 = this.FindGroupCollection(view, group);
int index = groupCollection1.IndexOf(this.GridViewGroupColumn.Group);
if (groupCollection1 == groupCollection2 && groupCollection2 != null && groupCollection2.IndexOf(group) < index)
{
--index;
}
if (group.Parent != null)
{
group.Parent.Groups.Remove(group);
}
else
{
view.ColumnGroups.Remove(group);
}
if ((dropPosition & RadPosition.Bottom) != RadPosition.None && this.GridViewGroupColumn.Group.Rows.Count == 0)
{
this.GridViewGroupColumn.Group.Groups.Add(group);
}
else if ((dropPosition & RadPosition.Left) != RadPosition.None)
{
groupCollection1.Insert(index, group);
}
else if (index < groupCollection1.Count - 1)
{
groupCollection1.Remove(group);
groupCollection1.Insert(index + 1, group);
}
else
{
groupCollection1.Add(group);
}
if (!group.IsVisible)
{
group.IsVisible = true;
}
ColumnGroupRowLayout rowLayout = this.TableElement.ViewElement.RowLayout as ColumnGroupRowLayout;
rowLayout.InvalidateLayout();
rowLayout.InvalidateRenderColumns();
this.TableElement.ViewElement.UpdateRows(true);
}
protected override bool ProcessDragOver(Point currentMouseLocation, ISupportDrag dragObject)
{
if (dragObject is ColumnChooserItem)
{
object dataContext = dragObject.GetDataContext();
GridViewDataColumn gridViewDataColumn = dataContext as GridViewDataColumn;
if (gridViewDataColumn != null)
{
return(!gridViewDataColumn.IsVisible);
}
GridViewColumnGroup gridViewColumnGroup = dataContext as GridViewColumnGroup;
if (gridViewColumnGroup != null)
{
return(!gridViewColumnGroup.IsVisible);
}
}
return(false);
}
private void HideColumnsInGroup(GridViewColumnGroup group)
{
if (group.Rows.Count > 0)
{
foreach (GridViewColumnGroupRow row in (Collection <GridViewColumnGroupRow>)group.Rows)
{
foreach (string columnName in (Collection <string>)row.ColumnNames)
{
this.ViewTemplate.Columns[columnName].IsVisible = false;
}
}
}
else
{
foreach (GridViewColumnGroup group1 in (Collection <GridViewColumnGroup>)group.Groups)
{
this.HideColumnsInGroup(group1);
}
}
}
private void AddGroupsRecursively(ColumnGroupLayoutNode node, GridViewColumnGroup group)
{
foreach (GridViewColumnGroup group1 in (Collection <GridViewColumnGroup>)group.Groups)
{
if (group1.IsVisible)
{
ColumnGroupLayoutNode node1 = new ColumnGroupLayoutNode(group1);
this.AddGroupsRecursively(node1, group1);
node.Children.Add(node1);
node1.Parent = node;
}
}
if (group.Groups.Count > 0 || group.Rows.Count <= 0)
{
return;
}
node.Children.Add(new ColumnGroupLayoutNode(group.Rows)
{
Parent = node
});
}
protected override void ProcessDragDrop(Point dropLocation, ISupportDrag dragObject)
{
if (!(dragObject is ColumnChooserItem) || this.ViewTemplate.ViewDefinition is ColumnGroupsViewDefinition)
{
return;
}
object dataContext = dragObject.GetDataContext();
GridViewDataColumn gridViewDataColumn = dataContext as GridViewDataColumn;
if (gridViewDataColumn != null)
{
gridViewDataColumn.IsVisible = true;
}
else
{
GridViewColumnGroup gridViewColumnGroup = dataContext as GridViewColumnGroup;
if (gridViewColumnGroup == null)
{
return;
}
gridViewColumnGroup.IsVisible = true;
}
}
private void AddColumn(GridViewColumnGroup group, GridViewColumn column)
{
if (!column.IsVisible && !this.IgnoreColumnVisibility || column is GridViewGroupColumn && !group.ShowHeader)
{
return;
}
if (group.PinPosition == PinnedColumnPosition.Left)
{
this.RenderColumns.Insert(this.lastPinnedLeftPosition, column);
++this.lastPinnedLeftPosition;
++this.lastScrollablePosition;
}
else if (group.PinPosition == PinnedColumnPosition.Right)
{
this.RenderColumns.Add(column);
}
else
{
this.RenderColumns.Insert(this.lastScrollablePosition, column);
this.scrollableColumns.Add(column);
++this.lastScrollablePosition;
}
}
private IEnumerable <GridViewColumn> GetDataColumns(
GridViewColumnGroup group)
{
if (group.Groups.Count > 0)
{
foreach (GridViewColumnGroup group1 in (Collection <GridViewColumnGroup>)group.Groups)
{
foreach (GridViewColumn dataColumn in this.GetDataColumns(group1))
{
yield return(dataColumn);
}
}
}
else
{
foreach (GridViewColumnGroupRow row in (Collection <GridViewColumnGroupRow>)group.Rows)
{
foreach (string columnName in (Collection <string>)row.ColumnNames)
{
yield return((GridViewColumn)this.tableElement.ViewTemplate.Columns[columnName]);
}
}
}
}
private void deleteItem_Click(object sender, EventArgs e)
{
GridViewColumnGroup group = this.GridViewGroupColumn.Group;
GridViewTemplate viewTemplate = this.ViewTemplate;
if (group == null)
{
return;
}
this.HideColumnsInGroup(group);
if (group.Parent != null)
{
group.Parent.Groups.Remove(group);
}
else if (group.ParentViewDefinition != null)
{
group.ParentViewDefinition.ColumnGroups.Remove(group);
}
this.TableElement.ViewElement.RowLayout.InvalidateLayout();
this.TableElement.ViewElement.RowLayout.InvalidateRenderColumns();
this.TableElement.ViewElement.UpdateRows(true);
this.TableElement.UpdateView();
viewTemplate?.OnNotifyPropertyChanged("ViewDefinition");
}
public ColumnGroupLayoutNode(GridViewColumnGroup group)
: this()
{
this.Group = group;
}
protected override void DisposeManagedResources()
{
this.group.PropertyChanged -= new PropertyChangedEventHandler(this.group_PropertyChanged);
this.group = (GridViewColumnGroup)null;
base.DisposeManagedResources();
}
