Exemple #1
0
        private void UpdateChildRowViewInfo(GridViewRowInfo newRow)
        {
            GridViewTemplate parent = this.owner.Parent;

            if (parent == null)
            {
                return;
            }
            GridViewRelationDataProvider hierarchyDataProvider = this.owner.HierarchyDataProvider as GridViewRelationDataProvider;

            if (hierarchyDataProvider == null)
            {
                return;
            }
            hierarchyDataProvider.Refresh();
            foreach (GridViewRowInfo childRow in parent.ChildRows)
            {
                bool flag = true;
                for (int index = 0; index < hierarchyDataProvider.Relation.ParentColumnNames.Count; ++index)
                {
                    if (!object.Equals(childRow.Cells[hierarchyDataProvider.Relation.ParentColumnNames[index]].Value, newRow.Cells[hierarchyDataProvider.Relation.ChildColumnNames[index]].Value))
                    {
                        flag = false;
                        break;
                    }
                }
                if (flag)
                {
                    using (IEnumerator <GridViewInfo> enumerator = ((GridViewHierarchyRowInfo)childRow).Views.GetEnumerator())
                    {
                        while (enumerator.MoveNext())
                        {
                            GridViewInfo current = enumerator.Current;
                            if (current.ViewTemplate == this.owner)
                            {
                                newRow.ViewInfo = current;
                                break;
                            }
                        }
                        break;
                    }
                }
            }
        }
Exemple #2
0
        private void ListSource_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
        {
            if (e.Action == NotifyCollectionChangedAction.Add)
            {
                this.AttachRows(e.NewItems);
                if (!this.suspendNotifications)
                {
                    if (this.Count <= 1)
                    {
                        this.owner.DataView.EnsureDescriptors();
                    }
                    this.UpdateChildRowViewInfo((GridViewRowInfo)e.NewItems[0]);
                    if (((GridViewRowInfo)e.NewItems[0]).Parent is MasterGridViewTemplate)
                    {
                        ++((GridViewRowInfo)e.NewItems[0]).ViewInfo.Version;
                    }
                    this.DispatchDataViewChangedEvent(new DataViewChangedEventArgs(ViewChangedAction.Add, e.NewItems));
                    if (this.owner.SelectLastAddedRow && e.NewItems.Count > 0)
                    {
                        GridViewSynchronizationService.RaiseCurrentChanged(this.owner, this.owner.DataView.CurrentItem, this.owner.CurrentColumn, this.owner.DataView == null);
                        if (!this.addingThroughUI)
                        {
                            if (this.prevSelectedRow != null)
                            {
                                GridViewSynchronizationService.SuspendEvent(this.owner, KnownEvents.CurrentChanged);
                                this.prevSelectedRow.IsCurrent  = false;
                                this.prevSelectedRow.IsSelected = false;
                                GridViewSynchronizationService.ResumeEvent(this.owner, KnownEvents.CurrentChanged);
                            }
                            GridViewRowInfo newItem = (GridViewRowInfo)e.NewItems[0];
                            newItem.IsCurrent    = true;
                            newItem.IsSelected   = true;
                            this.prevSelectedRow = newItem;
                            newItem.EnsureVisible();
                        }
                    }
                    if (this.owner.IsSelfReference)
                    {
                        this.DispatchDataViewChangedEvent(new DataViewChangedEventArgs(ViewChangedAction.SortingChanged));
                    }
                }
            }
            GridViewInfo    gridViewInfo    = (GridViewInfo)null;
            GridViewRowInfo gridViewRowInfo = (GridViewRowInfo)null;
            bool            flag1           = false;

            if (e.Action == NotifyCollectionChangedAction.Remove)
            {
                GridViewRowInfo newItem = e.NewItems[0] as GridViewRowInfo;
                flag1 = newItem.IsPinned;
                if (newItem != null && newItem.ViewTemplate != null && newItem.ViewTemplate.HierarchyDataProvider != null)
                {
                    int val1 = this.owner.MasterTemplate.Owner.TableElement.RowScroller.Scrollbar.Value;
                    newItem.ViewTemplate.HierarchyDataProvider.Refresh();
                    newItem.ViewTemplate.Refresh();
                    RadScrollBarElement scrollbar = this.owner.MasterTemplate.Owner.TableElement.RowScroller.Scrollbar;
                    scrollbar.Value = Math.Min(val1, scrollbar.Maximum - scrollbar.LargeChange + 1);
                }
                if (newItem != null && newItem.IsCurrent && (this.owner.Parent != null && !this.suspendNotifications))
                {
                    gridViewInfo    = newItem.ViewInfo;
                    gridViewRowInfo = GridViewRowCollection.NavigateAfterRemove(newItem, (List <GridViewRowInfo>)null);
                }
                if (!this.suspendNotifications)
                {
                    this.DispatchDataViewChangedEvent(new DataViewChangedEventArgs(ViewChangedAction.Remove, e.NewItems));
                }
            }
            this.OnCollectionChanged(e);
            if (gridViewInfo != null)
            {
                GridViewRelationDataProvider hierarchyDataProvider = gridViewInfo.ViewTemplate.HierarchyDataProvider as GridViewRelationDataProvider;
                if (hierarchyDataProvider != null && this.owner.MasterTemplate.SynchronizationService.IsDispatchSuspended)
                {
                    hierarchyDataProvider.Refresh();
                }
                gridViewInfo.Refresh();
            }
            GridViewCollectionChangedEventArgs args = new GridViewCollectionChangedEventArgs(this.owner, e.Action, e.NewItems, e.OldItems, e.NewStartingIndex, e.OldStartingIndex, e.PropertyName);
            bool flag2 = true;

            if (e.Action == NotifyCollectionChangedAction.ItemChanging || e.Action == NotifyCollectionChangedAction.ItemChanged)
            {
                flag2 = !this.owner.ListSource.IsDataBound || e.Action == NotifyCollectionChangedAction.ItemChanged && !string.IsNullOrEmpty(e.PropertyName);
            }
            if (flag2)
            {
                this.owner.EventDispatcher.RaiseEvent <GridViewCollectionChangedEventArgs>(EventDispatcher.RowsChanged, (object)this, args);
                this.UpdateHierarchyView(e.NewItems, e.PropertyName);
            }
            if (flag1)
            {
                this.DispatchDataViewChangedEvent(new DataViewChangedEventArgs(ViewChangedAction.Remove), GridEventType.UI);
            }
            if (gridViewInfo == null || this.owner.MasterTemplate == null)
            {
                return;
            }
            if (this.owner.MasterTemplate.SynchronizationService.IsDispatchSuspended)
            {
                if (gridViewRowInfo == null)
                {
                    return;
                }
                this.owner.MasterTemplate.CurrentRowToSetOnEndUpdate = gridViewRowInfo;
            }
            else
            {
                if (!flag1)
                {
                    this.DispatchDataViewChangedEvent(new DataViewChangedEventArgs(ViewChangedAction.Remove), GridEventType.UI);
                }
                if (gridViewRowInfo == null)
                {
                    return;
                }
                this.owner.MasterTemplate.CurrentRow = gridViewRowInfo;
            }
        }