internal static bool RaiseGroupByChanging(
GridViewTemplate template,
GroupDescriptor groupDescription,
NotifyCollectionChangedAction action)
{
GridGroupByExpression fromDescriptor = GridGroupByExpression.CreateFromDescriptor(groupDescription);
GridViewCollectionChangingEventArgs args;
if (action == NotifyCollectionChangedAction.Add || action == NotifyCollectionChangedAction.ItemChanged || action == NotifyCollectionChangedAction.Remove)
{
args = new GridViewCollectionChangingEventArgs(template, action, (object)fromDescriptor, 0, 0);
}
else
{
if (action != NotifyCollectionChangedAction.Batch)
{
throw new ArgumentException("Invalid action");
}
IList newItems = (IList) new List <GridGroupByExpression>();
newItems.Add((object)fromDescriptor);
args = new GridViewCollectionChangingEventArgs(template, action, newItems, (IList)template.GroupDescriptors, 0, 0, (PropertyChangingEventArgsEx)null);
}
template.EventDispatcher.RaiseEvent <GridViewCollectionChangingEventArgs>(EventDispatcher.GroupByChanging, (object)template, args);
if (!args.Cancel)
{
template.EventDispatcher.SuspendEvent(EventDispatcher.GroupByChanging);
template.EventDispatcher.SuspendEvent(EventDispatcher.GroupByChanged);
template.MasterTemplate.SynchronizationService.BeginDispatch();
}
return(args.Cancel);
}
private bool OnRowsChanging(GridViewCollectionChangingEventArgs e)
{
if (this.owner.IsUpdating)
{
return(false);
}
if (e.Cancel)
{
return(e.Cancel);
}
this.owner.EventDispatcher.RaiseEvent <GridViewCollectionChangingEventArgs>(EventDispatcher.RowsChanging, (object)this.owner, e);
return(e.Cancel);
}
private void radGridView5_RowsChanging(object sender, Telerik.WinControls.UI.GridViewCollectionChangingEventArgs e)
{
var commandServer = new CommandServer();
if (e.Action == NotifyCollectionChangedAction.ItemChanging)
{
var line = (GridViewRowInfo)e.NewItems[0];
if (line.Cells[0].Value != null)
{
commandServer.ExecNoReturnServer("EverySet_edit", line.Cells[0].Value.ToString() + "'" + line.Cells[1].Value.ToString() + "'");
}
}
}
private bool RaiseSortingChanging(SortDescriptor descriptor)
{
if (this.ownerTemplate == null)
{
return(false);
}
GridViewCollectionChangingEventArgs args = new GridViewCollectionChangingEventArgs(this.ownerTemplate, NotifyCollectionChangedAction.Batch, (IList) new List <SortDescriptor>()
{
descriptor
}, (IList)this.ownerTemplate.SortDescriptors, -1, -1, (PropertyChangingEventArgsEx)null);
this.EventDispatcher.RaiseEvent <GridViewCollectionChangingEventArgs>(EventDispatcher.SortChangingEvent, (object)this.ownerTemplate, args);
return(args.Cancel);
}
private bool OnGroupByChanging(GridViewCollectionChangingEventArgs e)
{
if (this.Suspended)
{
return(false);
}
if (this.CollectionChanging != null)
{
this.CollectionChanging((object)this, (NotifyCollectionChangingEventArgs)e);
}
if (e.Cancel)
{
return(e.Cancel);
}
this.owner.EventDispatcher.RaiseEvent <GridViewCollectionChangingEventArgs>(EventDispatcher.GroupByChanging, (object)this.owner, e);
return(e.Cancel);
}
internal virtual object this[GridViewColumn column]
{
get
{
if (this.IsAttached)
{
return(column.Accessor[this]);
}
if (this.rowState == null)
{
return((object)null);
}
return(this.Cache[column]);
}
set
{
bool flag = this.ViewTemplate.MasterTemplate != null && this.ViewTemplate.MasterTemplate.VirtualMode;
if (!flag && !this.AddingNewDataRow && !this.ViewTemplate.IsUpdating)
{
GridViewCollectionChangingEventArgs args = new GridViewCollectionChangingEventArgs(this.ViewTemplate, Telerik.WinControls.Data.NotifyCollectionChangedAction.ItemChanging, (object)this, (object)this, this.Index, new PropertyChangingEventArgsEx(column.FieldName, this[column], value));
this.ViewTemplate.EventDispatcher.RaiseEvent <GridViewCollectionChangingEventArgs>(EventDispatcher.RowsChanging, (object)this, args);
if (args.Cancel)
{
return;
}
}
if (this.IsAttached)
{
column.Accessor[this] = value;
}
else
{
this.Cache[column] = value;
if (flag || this.IsSystem)
{
return;
}
GridViewCollectionChangedEventArgs args = new GridViewCollectionChangedEventArgs(this.ViewTemplate, Telerik.WinControls.Data.NotifyCollectionChangedAction.ItemChanged, (object)this, (object)this, this.Index, column.FieldName);
this.ViewTemplate.EventDispatcher.RaiseEvent <GridViewCollectionChangedEventArgs>(EventDispatcher.RowsChanged, (object)this, args);
}
}
}
private bool OnFilterChanging(GridViewCollectionChangingEventArgs e)
{
if (this.Suspended)
{
return(true);
}
this.owner.ProcessingData = true;
this.owner.EventDispatcher.RaiseEvent <GridViewCollectionChangingEventArgs>(EventDispatcher.FilterChangingEvent, (object)this.owner, e);
if (e.Cancel)
{
this.owner.ProcessingData = false;
return(false);
}
this.owner.ProcessingData = false;
if (this.CollectionChanging != null)
{
this.CollectionChanging((object)this, (NotifyCollectionChangingEventArgs)e);
}
return(!e.Cancel);
}
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);
}
