protected virtual SizeF ArrangeRightToLeft(SizeF finalSize)
{
PointF current = new PointF(this.GetClientRectangle(finalSize).Right, 0.0f);
float currentBottom = 0.0f;
if (this.groupElements != null)
{
this.ArrangeRightToLeftGroupElements(ref current, ref currentBottom);
}
float y = currentBottom + (this.GroupElements.Count > 0 ? (float)this.TemplateGroupsBottomDistance : 0.0f);
int num = this.GroupElements.Count > 0 ? this.ChildTemplateGroupsHorizontalOffset : 0;
for (int index = 0; index < this.childTemplateGroups.Length; ++index)
{
TemplateGroupsElement childTemplateGroup = this.childTemplateGroups[index];
RectangleF finalRect = new RectangleF(0.0f, y, finalSize.Width - (float)num, childTemplateGroup.DesiredSize.Height);
childTemplateGroup.Arrange(finalRect);
y += childTemplateGroup.DesiredSize.Height;
if (index < this.childTemplateGroups.Length - 1)
{
y += (float)this.TemplateGroupsBottomDistance;
}
}
return(finalSize);
}
protected override void ProcessColumnDrop(Point dropLocation, GridViewColumn column)
{
if (TemplateGroupsElement.RaiseGroupByChanging(this.TemplateElement.ViewTemplate, this.Description, NotifyCollectionChangedAction.ItemChanged))
{
return;
}
RadGridViewDragDropService.InsertOnLeftOrRight <SortDescriptor>(RadGridViewDragDropService.IsDroppedAtLeft(dropLocation, this.Size.Width), (Collection <SortDescriptor>) this.Description.GroupNames, this.sortDescription, new SortDescriptor(column.Name, ListSortDirection.Ascending));
TemplateGroupsElement.RaiseGroupByChanged(this.TemplateElement.ViewTemplate, this.Description, NotifyCollectionChangedAction.ItemChanged);
}
protected virtual void ProcessColumnDrop(Point dropLocation, GridViewColumn column)
{
GroupDescriptor groupDescriptor = new GroupDescriptor();
groupDescriptor.GroupNames.Add(new SortDescriptor(column.Name, ListSortDirection.Ascending));
if (TemplateGroupsElement.RaiseGroupByChanging(this.templateElement.ViewTemplate, groupDescriptor, NotifyCollectionChangedAction.Add))
{
return;
}
RadGridViewDragDropService.InsertOnLeftOrRight <GroupDescriptor>(RadGridViewDragDropService.IsDroppedAtLeft(dropLocation, this.Size.Width), (Collection <GroupDescriptor>) this.description.Owner, this.description, groupDescriptor);
TemplateGroupsElement.RaiseGroupByChanged(this.templateElement.ViewTemplate, groupDescriptor, NotifyCollectionChangedAction.Add);
}
protected virtual void ProcessDragDropColumn(object dataContext)
{
GridViewColumn gridViewColumn = dataContext as GridViewColumn;
GroupDescriptor groupDescription = new GroupDescriptor();
groupDescription.GroupNames.Add(new SortDescriptor(gridViewColumn.Name, ListSortDirection.Ascending));
if (TemplateGroupsElement.RaiseGroupByChanging(this.template, groupDescription, NotifyCollectionChangedAction.Add))
{
return;
}
this.template.DataView.GroupDescriptors.Add(groupDescription);
TemplateGroupsElement.RaiseGroupByChanged(this.template, groupDescription, NotifyCollectionChangedAction.Add);
}
private void RemoveButton_Click(object sender, EventArgs e)
{
if (TemplateGroupsElement.RaiseGroupByChanging(this.TemplateElement.ViewTemplate, this.Description, NotifyCollectionChangedAction.Remove))
{
return;
}
if (this.Description.GroupNames.Count == 1)
{
this.TemplateElement.ViewTemplate.GroupDescriptors.Remove(this.Description);
}
this.Description.GroupNames.Remove(this.sortDescription);
TemplateGroupsElement.RaiseGroupByChanged(this.TemplateElement.ViewTemplate, this.Description, NotifyCollectionChangedAction.Remove);
}
public void UpdateView()
{
this.scrollViewer.Visibility = ElementVisibility.Hidden;
if (this.GridViewElement == null || this.GridViewElement.Template.AllowDragToGroup)
{
this.Text = LocalizationProvider <RadGridLocalizationProvider> .CurrentProvider.GetLocalizedString("GroupingPanelDefaultMessage");
}
else
{
this.Text = string.Empty;
}
this.UpdateVisibility();
if (this.viewInfo == null)
{
return;
}
if (this.tableGroups != null)
{
this.PanelContainer.Children.Remove((RadElement)this.tableGroups);
this.tableGroups.Dispose();
this.tableGroups = (TemplateGroupsElement)null;
}
this.tableGroups = new TemplateGroupsElement(this, this.viewInfo.ViewTemplate);
this.tableGroups.ZIndex = 0;
this.tableGroups.Margin = new Padding(5);
this.tableGroups.StretchHorizontally = true;
this.tableGroups.StretchVertically = true;
this.tableGroups.UpdateHierarchy();
if (this.tableGroups.Children.Count == 0)
{
this.groupHeader.Visibility = ElementVisibility.Collapsed;
this.tableGroups.Dispose();
this.tableGroups = (TemplateGroupsElement)null;
}
else
{
this.scrollViewer.Visibility = ElementVisibility.Visible;
this.groupHeader.Visibility = ElementVisibility.Visible;
this.groupHeader.Text = LocalizationProvider <RadGridLocalizationProvider> .CurrentProvider.GetLocalizedString("GroupingPanelHeader");
this.PanelContainer.Children.Add((RadElement)this.tableGroups);
this.Text = (string)null;
}
this.InvalidateMeasure(true);
if (this.GridViewElement.SplitMode != RadGridViewSplitMode.None)
{
this.UpdateLayout();
this.GridViewElement.InitalizeSplitGridSizes();
}
this.UpdateSizeGripVisibility();
}
protected virtual void MeasureTemplateGroupElements(SizeF availableSize, ref SizeF sizeNeeded)
{
int length = this.childTemplateGroups.Length;
for (int index = 0; index < length; ++index)
{
TemplateGroupsElement childTemplateGroup = this.childTemplateGroups[index];
childTemplateGroup.Measure(availableSize);
SizeF desiredSize = childTemplateGroup.DesiredSize;
int num = this.GroupElements.Count > 0 ? this.ChildTemplateGroupsHorizontalOffset : 0;
sizeNeeded.Width = (float)(int)Math.Max(sizeNeeded.Width, desiredSize.Width + (float)num);
sizeNeeded.Height += (float)(int)desiredSize.Height;
}
sizeNeeded.Height += (float)(length * this.TemplateGroupsBottomDistance);
}
public GroupFieldElement(
TemplateGroupsElement template,
GroupDescriptor groupDescription,
SortDescriptor sortDescription)
: base(template, groupDescription)
{
this.sortDescription = sortDescription;
this.SetSortingIndicator();
this.column = (GridViewColumn)this.TemplateElement.ViewTemplate.Columns[this.sortDescription.PropertyName ?? string.Empty];
if (this.column == null)
{
return;
}
this.UpdateButtonVisibility();
this.column.PropertyChanged += new PropertyChangedEventHandler(this.column_PropertyChanged);
}
protected override void OnPreviewDropTarget(PreviewDropTargetEventArgs e)
{
base.OnPreviewDropTarget(e);
TemplateGroupsElement dropTarget = e.DropTarget as TemplateGroupsElement;
if (dropTarget == null || dropTarget.CanDragOver(e.DragInstance))
{
return;
}
GroupFieldElement dragInstance = e.DragInstance as GroupFieldElement;
if (dragInstance != null)
{
e.DropTarget = (ISupportDrop)dragInstance.TemplateElement;
}
else
{
e.DropTarget = (ISupportDrop)dropTarget.GroupPanelElement;
}
}
protected override void ProcessDragDrop(Point dropLocation, ISupportDrag dragObject)
{
object dataContext = dragObject.GetDataContext();
if (dataContext is GridViewDataColumn)
{
GridViewColumn gridViewColumn = dataContext as GridViewColumn;
GroupDescriptor groupDescription = new GroupDescriptor();
groupDescription.GroupNames.Add(new SortDescriptor(gridViewColumn.Name, ListSortDirection.Ascending));
if (TemplateGroupsElement.RaiseGroupByChanging(gridViewColumn.OwnerTemplate, groupDescription, NotifyCollectionChangedAction.Add))
{
return;
}
gridViewColumn.OwnerTemplate.DataView.GroupDescriptors.Add(groupDescription);
TemplateGroupsElement.RaiseGroupByChanged(gridViewColumn.OwnerTemplate, groupDescription, NotifyCollectionChangedAction.Add);
}
else
{
if (!(dataContext is GroupFieldDragDropContext))
{
return;
}
GroupFieldDragDropContext fieldDragDropContext = dataContext as GroupFieldDragDropContext;
SortDescriptor sortDescription = fieldDragDropContext.SortDescription;
GridViewTemplate viewTemplate = fieldDragDropContext.ViewTemplate;
GroupDescriptor groupDescription1 = fieldDragDropContext.GroupDescription;
if (TemplateGroupsElement.RaiseGroupByChanging(viewTemplate, groupDescription1, NotifyCollectionChangedAction.Batch))
{
return;
}
groupDescription1.GroupNames.Remove(sortDescription);
GroupDescriptor groupDescription2 = new GroupDescriptor();
groupDescription2.GroupNames.Add(sortDescription);
viewTemplate.GroupDescriptors.Add(groupDescription2);
if (groupDescription1.GroupNames.Count == 0)
{
viewTemplate.DataView.GroupDescriptors.Remove(groupDescription1);
}
TemplateGroupsElement.RaiseGroupByChanged(viewTemplate, groupDescription2, NotifyCollectionChangedAction.Batch);
}
}
private void ProcessGroupFieldDrop(Point dropLocation, GroupFieldDragDropContext context)
{
SortDescriptor sortDescription = context.SortDescription;
GridViewTemplate viewTemplate = context.ViewTemplate;
GroupDescriptor groupDescription = context.GroupDescription;
if (TemplateGroupsElement.RaiseGroupByChanging(viewTemplate, groupDescription, NotifyCollectionChangedAction.Batch) || this.ProcessGroupFieldDropOverride(dropLocation, context))
{
return;
}
groupDescription.GroupNames.Remove(sortDescription);
GroupDescriptor groupDescriptor = new GroupDescriptor();
groupDescriptor.GroupNames.Add(sortDescription);
RadGridViewDragDropService.InsertOnLeftOrRight <GroupDescriptor>(RadGridViewDragDropService.IsDroppedAtLeft(dropLocation, this.Size.Width), (Collection <GroupDescriptor>) this.description.Owner, this.description, groupDescriptor);
if (groupDescription.GroupNames.Count == 0)
{
viewTemplate.DataView.GroupDescriptors.Remove(groupDescription);
}
TemplateGroupsElement.RaiseGroupByChanged(viewTemplate, groupDescriptor, NotifyCollectionChangedAction.Batch);
}
public void UpdateHierarchy()
{
if (this.template == null)
{
return;
}
this.DisposeChildren();
this.UpdateGroups();
List <TemplateGroupsElement> templateGroupsElementList = new List <TemplateGroupsElement>();
for (int index = 0; index < this.template.Templates.Count; ++index)
{
TemplateGroupsElement templateGroupsElement = new TemplateGroupsElement(this.groupPanelElement, this.template.Templates[index]);
templateGroupsElement.UpdateHierarchy();
if (templateGroupsElement.GroupElements.Count != 0 || templateGroupsElement.ChildTemplateGroupsElements.Count != 0)
{
templateGroupsElementList.Add(templateGroupsElement);
this.Children.Add((RadElement)templateGroupsElement);
}
}
this.childTemplateGroups = templateGroupsElementList.ToArray();
}
protected override bool ProcessGroupFieldDropOverride(
Point dropLocation,
GroupFieldDragDropContext context)
{
SortDescriptor sortDescription = context.SortDescription;
GridViewTemplate viewTemplate = context.ViewTemplate;
GroupDescriptor groupDescription = context.GroupDescription;
groupDescription.GroupNames.Remove(sortDescription);
if (RadGridViewDragDropService.IsDroppedAtLeft(dropLocation, this.Size.Width))
{
this.Description.GroupNames.Insert(0, sortDescription);
}
else
{
this.Description.GroupNames.Add(sortDescription);
}
if (groupDescription.GroupNames.Count == 0)
{
viewTemplate.DataView.GroupDescriptors.Remove(groupDescription);
}
TemplateGroupsElement.RaiseGroupByChanged(context.ViewTemplate, context.GroupDescription, NotifyCollectionChangedAction.Batch);
return(true);
}
protected virtual void ProcessDragDropFieldContext(object dataContext)
{
GroupFieldDragDropContext fieldDragDropContext = dataContext as GroupFieldDragDropContext;
GroupDescriptor groupDescription = fieldDragDropContext.GroupDescription;
SortDescriptor sortDescription = fieldDragDropContext.SortDescription;
GridViewTemplate viewTemplate = fieldDragDropContext.ViewTemplate;
if (TemplateGroupsElement.RaiseGroupByChanging(this.template, groupDescription, NotifyCollectionChangedAction.Batch))
{
return;
}
if (groupDescription.GroupNames.Count == 1)
{
this.ViewTemplate.DataView.GroupDescriptors.Move(this.ViewTemplate.DataView.GroupDescriptors.IndexOf(groupDescription), this.ViewTemplate.DataView.GroupDescriptors.Count - 1);
}
else
{
groupDescription.GroupNames.Remove(sortDescription);
GroupDescriptor groupDescriptor = new GroupDescriptor();
groupDescriptor.GroupNames.Add(sortDescription);
this.ViewTemplate.DataView.GroupDescriptors.Add(groupDescriptor);
}
TemplateGroupsElement.RaiseGroupByChanged(this.template, groupDescription, NotifyCollectionChangedAction.Batch);
}
protected override bool ProcessGroupFieldDropOverride(
Point dropLocation,
GroupFieldDragDropContext context)
{
bool isDroppedAtLeft = RadGridViewDragDropService.IsDroppedAtLeft(dropLocation, this.Size.Width);
if (this.Description != context.GroupDescription)
{
SortDescriptor sortDescription = context.SortDescription;
GridViewTemplate viewTemplate = context.ViewTemplate;
context.GroupDescription.GroupNames.Remove(sortDescription);
if (context.GroupDescription.GroupNames.Count == 0)
{
viewTemplate.DataView.GroupDescriptors.Remove(context.GroupDescription);
}
RadGridViewDragDropService.InsertOnLeftOrRight <SortDescriptor>(isDroppedAtLeft, (Collection <SortDescriptor>) this.Description.GroupNames, this.sortDescription, sortDescription);
}
else
{
RadGridViewDragDropService.MoveOnLeftOrRight <SortDescriptor>(isDroppedAtLeft, (Collection <SortDescriptor>) this.Description.GroupNames, this.sortDescription, context.SortDescription);
}
TemplateGroupsElement.RaiseGroupByChanged(context.ViewTemplate, context.GroupDescription, NotifyCollectionChangedAction.Batch);
return(true);
}
public GroupElement(TemplateGroupsElement template, GroupDescriptor groupDescription)
: base(template, groupDescription)
{
}
public GridGroupVisualElement(TemplateGroupsElement template, GroupDescriptor description)
{
this.templateElement = template;
this.description = description;
}
public GroupLinkElement(TemplateGroupsElement templateElement)
{
this.templateElement = templateElement;
this.InitializeLinkType();
}
