Ejemplo n.º 1
0
        private void SetBoundValue(IDataItem dataItem, string propertyName, object value)
        {
            object dataBoundItem = dataItem.DataBoundItem;

            if (dataBoundItem == null)
            {
                return;
            }
            Type type = dataBoundItem.GetType();

            if (this.propertyDescriptors == null)
            {
                this.propertyDescriptors = new Dictionary <Type, PropertyDescriptorCollection>();
            }
            if (!this.propertyDescriptors.ContainsKey(type))
            {
                this.propertyDescriptors.Add(type, TypeDescriptor.GetProperties(dataBoundItem));
            }
            PropertyDescriptor propertyDescriptor = this.propertyDescriptors[type].Find(propertyName, !this.Template.ListSource.UseCaseSensitiveFieldNames);

            if (propertyDescriptor == null)
            {
                this.propertyDescriptors[type] = TypeDescriptor.GetProperties(dataBoundItem);
                propertyDescriptor             = this.propertyDescriptors[type].Find(propertyName, !this.Template.ListSource.UseCaseSensitiveFieldNames);
            }
            if (propertyDescriptor == null)
            {
                return;
            }
            GridViewObjectRelationalDataProvider hierarchyDataProvider = this.Template.HierarchyDataProvider as GridViewObjectRelationalDataProvider;

            hierarchyDataProvider?.SuspendNotifications();
            if (value == null)
            {
                try
                {
                    propertyDescriptor.SetValue(dataBoundItem, value);
                }
                catch
                {
                    propertyDescriptor.SetValue(dataBoundItem, (object)DBNull.Value);
                }
            }
            else
            {
                Type underlyingType = Nullable.GetUnderlyingType(propertyDescriptor.PropertyType);
                if (propertyDescriptor.Converter != null && (object)underlyingType != null && underlyingType.IsGenericType)
                {
                    value = propertyDescriptor.Converter.ConvertFromInvariantString(value.ToString());
                }
                propertyDescriptor.SetValue(dataBoundItem, value);
            }
            hierarchyDataProvider?.ResumeNotifications();
        }
Ejemplo n.º 2
0
        public GridViewRowInfo EndAddNewRow()
        {
            if (!this.newRowInitialized || !this.IsModified)
            {
                return((GridViewRowInfo)null);
            }
            GridViewCollectionChangingEventArgs args1 = new GridViewCollectionChangingEventArgs(this.ViewTemplate, Telerik.WinControls.Data.NotifyCollectionChangedAction.Add, (object)null, this.ViewTemplate.Rows.Count, -1);

            this.ViewTemplate.EventDispatcher.RaiseEvent <GridViewCollectionChangingEventArgs>(EventDispatcher.RowsChanging, (object)this.ViewTemplate, args1);
            if (args1.Cancel)
            {
                return((GridViewRowInfo)null);
            }
            GridViewRowCancelEventArgs args2 = new GridViewRowCancelEventArgs(new GridViewRowInfo[1]
            {
                (GridViewRowInfo)this
            });

            this.ViewTemplate.EventDispatcher.RaiseEvent <GridViewRowCancelEventArgs>(EventDispatcher.UserAddingRow, (object)this.ViewTemplate, args2);
            if (args2.Cancel)
            {
                return((GridViewRowInfo)null);
            }
            if (this.ViewTemplate.IsVirtualRows)
            {
                GridViewObjectRelationalDataProvider hierarchyDataProvider = this.ViewTemplate.HierarchyDataProvider as GridViewObjectRelationalDataProvider;
                GridViewRowInfo rowInfo = (GridViewRowInfo)this;
                if (hierarchyDataProvider != null && this.ViewTemplate.AutoUpdateObjectRelationalSource)
                {
                    rowInfo = hierarchyDataProvider.AddNewRow(this) ?? (GridViewRowInfo)this;
                    this.ViewInfo.Refresh();
                    if (rowInfo != this)
                    {
                        if (!this.deferUserAddedRow)
                        {
                            GridViewRowEventArgs args3 = new GridViewRowEventArgs(rowInfo);
                            this.ViewTemplate.EventDispatcher.RaiseEvent <GridViewRowEventArgs>(EventDispatcher.UserAddedRow, (object)this.ViewTemplate, args3);
                        }
                        else
                        {
                            this.addedRow          = rowInfo;
                            this.deferUserAddedRow = false;
                        }
                        if (this.moveToLastRow)
                        {
                            rowInfo.IsCurrent  = true;
                            this.moveToLastRow = false;
                        }
                        else
                        {
                            this.ViewTemplate.MasterTemplate.CurrentRow = (GridViewRowInfo)this.ViewInfo.TableAddNewRow;
                        }
                    }
                }
                else
                {
                    GridViewRowEventArgs args3 = new GridViewRowEventArgs((GridViewRowInfo)this);
                    this.ViewTemplate.EventDispatcher.RaiseEvent <GridViewRowEventArgs>(EventDispatcher.UserAddedRow, (object)this.ViewTemplate, args3);
                }
                GridViewSynchronizationService.DispatchEvent(this.ViewTemplate, new GridViewEvent((object)this.ViewTemplate, (object)this.ViewTemplate, new object[1]
                {
                    (object)new DataViewChangedEventArgs(ViewChangedAction.Add, (object)this)
                }, new GridViewEventInfo(KnownEvents.ViewChanged, GridEventType.Both, GridEventDispatchMode.Send)), false);
                return(rowInfo);
            }
            int             count    = this.ViewTemplate.ListSource.Count;
            GridViewRowInfo rowInfo1 = this.boundRow;

            try
            {
                this.ViewTemplate.Rows.addingThroughUI = true;
                this.ViewTemplate.BeginUpdate();
                IEditableObject editableObject = rowInfo1 != null ? rowInfo1.DataBoundItem as IEditableObject : (IEditableObject)null;
                if (rowInfo1 == null)
                {
                    rowInfo1       = this.ViewTemplate.ListSource.AddNew();
                    editableObject = rowInfo1.DataBoundItem as IEditableObject;
                    editableObject?.BeginEdit();
                }
                else
                {
                    this.boundRow.IsVisible = true;
                }
                rowInfo1.AddingNewDataRow = true;
                bool flag = false;
                for (int index = 0; index < this.ViewTemplate.Columns.Count; ++index)
                {
                    GridViewColumn column = (GridViewColumn)this.ViewTemplate.Columns[index];
                    object         obj    = this[column];
                    if (obj == null)
                    {
                        GridViewCheckBoxColumn viewCheckBoxColumn = column as GridViewCheckBoxColumn;
                        if (viewCheckBoxColumn != null && viewCheckBoxColumn.DataType.IsValueType)
                        {
                            object instance = Activator.CreateInstance(viewCheckBoxColumn.DataType);
                            rowInfo1[column] = instance;
                        }
                    }
                    else if (this.changedColumns.Contains((object)column))
                    {
                        flag             = true;
                        rowInfo1[column] = obj;
                    }
                }
                if (flag)
                {
                    editableObject?.EndEdit();
                    this.ViewTemplate.EndUpdate(false);
                    GridViewSynchronizationService.SuspendEvent(this.ViewTemplate, KnownEvents.CurrentChanged);
                    ((ICancelAddNew)this.ViewTemplate.ListSource).EndNew(this.ViewTemplate.ListSource.Count - 1);
                    GridViewSynchronizationService.ResumeEvent(this.ViewTemplate, KnownEvents.CurrentChanged);
                    if (!this.deferUserAddedRow)
                    {
                        GridViewRowEventArgs args3 = new GridViewRowEventArgs(rowInfo1);
                        this.ViewTemplate.EventDispatcher.RaiseEvent <GridViewRowEventArgs>(EventDispatcher.UserAddedRow, (object)this.ViewTemplate, args3);
                        this.addedRow = (GridViewRowInfo)null;
                    }
                    else
                    {
                        this.addedRow = rowInfo1;
                    }
                    this.deferUserAddedRow = false;
                    if (this.moveToLastRow)
                    {
                        rowInfo1.IsCurrent = true;
                        this.moveToLastRow = false;
                    }
                    else
                    {
                        this.ViewTemplate.MasterTemplate.CurrentRow = (GridViewRowInfo)this.ViewInfo.TableAddNewRow;
                    }
                }
                else
                {
                    if (this.boundRow != null || this.ViewTemplate.ListSource.Count > count)
                    {
                        ((ICancelAddNew)this.ViewTemplate.ListSource).CancelNew(this.ViewTemplate.ListSource.Count - 1);
                    }
                    this.ViewTemplate.EndUpdate(false);
                }
            }
            catch (Exception ex)
            {
                if (this.boundRow != null || this.ViewTemplate.ListSource.Count > count)
                {
                    ((ICancelAddNew)this.ViewTemplate.ListSource).CancelNew(this.ViewTemplate.ListSource.Count - 1);
                }
                this.ViewTemplate.EndUpdate(false);
                this.ViewTemplate.SetError(new GridViewCellCancelEventArgs((GridCellElement)null, (IInputEditor)null), ex);
                return((GridViewRowInfo)null);
            }
            finally
            {
                this.boundRow          = (GridViewRowInfo)null;
                this.newRowInitialized = false;
                this.IsModified        = false;
                this.ClearCache();
                this.changedColumns.Clear();
                this.InvalidateRow();
                this.ViewTemplate.Rows.addingThroughUI = false;
                if (this.ViewTemplate != null && this.ViewTemplate.ListSource != null)
                {
                    this.ViewTemplate.ListSource.CreateATransactionForEveryValueSetting = true;
                }
                if (rowInfo1 != null)
                {
                    rowInfo1.AddingNewDataRow = false;
                }
                if (this.ViewInfo.ParentRow != null && this.ViewInfo.SummaryRows.Count > 0)
                {
                    ++this.ViewInfo.summaryValueVersion;
                    this.ViewTemplate.MasterTemplate.SynchronizationService.DispatchEvent(new GridViewEvent((object)this.ViewTemplate, (object)this, new object[1]
                    {
                        (object)new DataViewChangedEventArgs(ViewChangedAction.DataChanged, (IList)null)
                    }, new GridViewEventInfo(KnownEvents.ViewChanged, GridEventType.Both, GridEventDispatchMode.Send)));
                }
            }
            return(rowInfo1);
        }