private void Item_PropertyChanging(object sender, PropertyChangingEventArgsEx e)
{
if (this.Suspended)
{
return;
}
FilterDescriptor filterDescriptor1 = sender as FilterDescriptor;
if (filterDescriptor1 == null || !(e.PropertyName == "Value") && !(e.PropertyName == "Operator"))
{
return;
}
FilterDescriptor filterDescriptor2 = (FilterDescriptor)filterDescriptor1.Clone();
if (e.PropertyName == "Value")
{
filterDescriptor2.Value = e.NewValue;
}
if (e.PropertyName == "Operator")
{
filterDescriptor2.Operator = (FilterOperator)e.NewValue;
}
int num = this.IndexOf(filterDescriptor1);
e.Cancel = (!this.OnFilterChanging(new GridViewCollectionChangingEventArgs(this.owner, NotifyCollectionChangedAction.ItemChanging, (IList) new object[1]
{
(object)filterDescriptor2
}, (IList) new object[1]
{
(object)filterDescriptor1
}, num, num, e)) ? 1 : 0) != 0;
if (e.Cancel || filterDescriptor1.Operator == filterDescriptor2.Operator && filterDescriptor1.Value == filterDescriptor2.Value)
{
return;
}
this.BeginUpdate();
filterDescriptor1.Operator = filterDescriptor2.Operator;
filterDescriptor1.Value = filterDescriptor2.Value;
if (e.PropertyName == "Value")
{
e.NewValue = filterDescriptor2.Value;
}
if (e.PropertyName == "Operator")
{
e.NewValue = (object)filterDescriptor2.Operator;
}
base.EndUpdate(false);
}
protected virtual RadDropDownMenu CreateFilterMenu(System.Type dataType)
{
FilterDescriptor descriptor = this.Descriptor;
CompositeFilterDescriptor filterDescriptor = descriptor as CompositeFilterDescriptor;
CompositeFilterDescriptor.DescriptorType descriptorType = CompositeFilterDescriptor.GetDescriptorType(filterDescriptor);
RadDropDownMenu menu = new RadDropDownMenu();
List <FilterOperationContext> filterOperations = FilterOperationContext.GetFilterOperations(dataType);
bool flag = this.ColumnInfo is GridViewMultiComboBoxColumn;
foreach (FilterOperationContext context in filterOperations)
{
if (!flag || context.Operator == FilterOperator.None || (context.Operator == FilterOperator.IsEqualTo || context.Operator == FilterOperator.IsNotEqualTo))
{
RadFilterOperationMenuItem operationMenuItem = new RadFilterOperationMenuItem(context);
operationMenuItem.IsChecked = filterDescriptor == null && operationMenuItem.Operator == descriptor.Operator;
operationMenuItem.Click += new EventHandler(this.FilterMenuItem_Click);
menu.Items.Add((RadItem)operationMenuItem);
}
}
if (GridViewHelper.IsNumeric(dataType) || (object)dataType == (object)typeof(DateTime))
{
RadFilterComposeMenuItem filterComposeMenuItem1 = new RadFilterComposeMenuItem("FilterFunctionsBetween");
filterComposeMenuItem1.IsChecked = filterDescriptor != null && descriptorType == CompositeFilterDescriptor.DescriptorType.Between;
filterComposeMenuItem1.FilterDescriptor = (FilterDescriptor)this.GetCompositeFilterDescriptor(CompositeFilterDescriptor.DescriptorType.Between, filterDescriptor, dataType);
filterComposeMenuItem1.Click += new EventHandler(this.FilterMenuItem_Click);
menu.Items.Add((RadItem)filterComposeMenuItem1);
RadFilterComposeMenuItem filterComposeMenuItem2 = new RadFilterComposeMenuItem("FilterFunctionNotBetween");
filterComposeMenuItem2.IsChecked = descriptorType == CompositeFilterDescriptor.DescriptorType.NotBetween;
filterComposeMenuItem2.FilterDescriptor = (FilterDescriptor)this.GetCompositeFilterDescriptor(CompositeFilterDescriptor.DescriptorType.NotBetween, filterDescriptor, dataType);
filterComposeMenuItem2.Click += new EventHandler(this.FilterMenuItem_Click);
menu.Items.Add((RadItem)filterComposeMenuItem2);
}
if ((object)dataType != (object)typeof(Image))
{
RadFilterComposeMenuItem filterComposeMenuItem = new RadFilterComposeMenuItem("FilterFunctionsCustom");
filterComposeMenuItem.FilterDescriptor = descriptor.Clone() as FilterDescriptor;
filterComposeMenuItem.Click += new EventHandler(this.FilterMenuItem_Click);
filterComposeMenuItem.IsChecked = filterDescriptor != null && descriptorType == CompositeFilterDescriptor.DescriptorType.Unknown;
menu.Items.Add((RadItem)filterComposeMenuItem);
}
menu.PopupOpening += new RadPopupOpeningEventHandler(this.contextMenu_PopupOpening);
menu.PopupClosed += new RadPopupClosedEventHandler(this.contextMenu_PopupClosed);
GridViewContextMenuManager.UpdateMenuTheme((GridVisualElement)this.GridViewElement, menu);
return(menu);
}
protected virtual bool SetFilterOperator(FilterOperator filterOperator)
{
if (filterOperator == FilterOperator.None)
{
bool flag = this.RemoveFilterDescriptor();
this.SetSelectedFilterOperatorText();
return(flag);
}
FilterDescriptor descriptor1 = this.Descriptor;
FilterDescriptor descriptor2 = descriptor1 != null?descriptor1.Clone() as FilterDescriptor : (FilterDescriptor)null;
if (descriptor2 == null || descriptor2 is CompositeFilterDescriptor)
{
if (descriptor2 is CompositeFilterDescriptor && !this.RemoveFilterDescriptor())
{
this.SetSelectedFilterOperatorText();
return(false);
}
if (filterOperator == FilterOperator.Contains)
{
if (this.ViewInfo.FilterRowValues.ContainsKey(this.ColumnIndex))
{
this.ViewInfo.FilterRowValues.Remove(this.ColumnIndex);
}
}
else
{
this.ViewInfo.FilterRowValues[this.ColumnIndex] = filterOperator;
}
this.SetSelectedFilterOperatorText();
this.SetFilterDescriptor(new FilterDescriptor(this.FieldName, filterOperator, (object)null));
return(true);
}
descriptor2.Operator = filterOperator;
if (filterOperator == FilterOperator.IsNull || filterOperator == FilterOperator.IsNotNull)
{
this.TableElement.GridElement.CancelEdit();
}
this.SetFilterDescriptor(descriptor2);
return(true);
}
protected virtual void CreateFilterOperationsMenuItems()
{
FilterDescriptor filterDescriptor1 = this.GetFilterDescriptor();
CompositeFilterDescriptor filterDescriptor2 = filterDescriptor1 as CompositeFilterDescriptor;
CompositeFilterDescriptor.DescriptorType descriptorType = CompositeFilterDescriptor.GetDescriptorType(filterDescriptor2);
RadMenuItem radMenuItem = new RadMenuItem();
radMenuItem.IsChecked = false;
radMenuItem.Text = LocalizationProvider <RadGridLocalizationProvider> .CurrentProvider.GetLocalizedString("FilterMenuAvailableFilters");
radMenuItem.StretchVertically = false;
this.Items.Add((RadItem)radMenuItem);
RadMenuSeparatorItem menuSeparatorItem = new RadMenuSeparatorItem();
menuSeparatorItem.StretchVertically = false;
this.Items.Add((RadItem)menuSeparatorItem);
System.Type filteringDataType = this.ColumnFilteringDataType;
foreach (FilterOperationContext filterOperation in FilterOperationContext.GetFilterOperations(filteringDataType))
{
if (filterOperation.Operator == FilterOperator.None || filterOperation.Operator == FilterOperator.IsNull || filterOperation.Operator == FilterOperator.IsNotNull)
{
RadFilterOperationMenuItem operationMenuItem = new RadFilterOperationMenuItem(filterOperation);
operationMenuItem.Click += new EventHandler(this.FilterMenuItem_Click);
if (filterOperation.Operator == FilterOperator.None)
{
operationMenuItem.Enabled = filterDescriptor2 != null && filterDescriptor2.Operator != FilterOperator.None || operationMenuItem.Operator != filterDescriptor1.Operator;
operationMenuItem.Text = LocalizationProvider <RadGridLocalizationProvider> .CurrentProvider.GetLocalizedString("FilterMenuClearFilters");
operationMenuItem.Image = (Image)Resources.ClearFilter;
operationMenuItem.TextImageRelation = TextImageRelation.ImageBeforeText;
operationMenuItem.ImageAlignment = ContentAlignment.MiddleLeft;
operationMenuItem.DisplayStyle = DisplayStyle.ImageAndText;
this.Items.Insert(0, (RadItem)operationMenuItem);
}
else
{
operationMenuItem.IsChecked = (filterDescriptor2 == null || filterDescriptor2.Operator == FilterOperator.None) && operationMenuItem.Operator == filterDescriptor1.Operator;
if (operationMenuItem.IsChecked)
{
radMenuItem.IsChecked = true;
}
radMenuItem.Items.Add((RadItem)operationMenuItem);
}
}
else
{
RadFilterComposeMenuItem filterComposeMenuItem = new RadFilterComposeMenuItem();
filterComposeMenuItem.Text = filterOperation.Name;
filterComposeMenuItem.FilterDescriptor = filterDescriptor1.Clone() as FilterDescriptor;
filterComposeMenuItem.FilterDescriptor.Operator = filterOperation.Operator;
filterComposeMenuItem.Click += new EventHandler(this.FilterMenuItem_Click);
filterComposeMenuItem.IsChecked = (filterDescriptor2 == null || filterDescriptor2.Operator == FilterOperator.None) && filterOperation.Operator == filterDescriptor1.Operator;
if (filterComposeMenuItem.IsChecked)
{
radMenuItem.IsChecked = true;
}
radMenuItem.Items.Add((RadItem)filterComposeMenuItem);
}
}
if (GridViewHelper.IsNumeric(filteringDataType) || (object)filteringDataType == (object)typeof(DateTime))
{
RadFilterComposeMenuItem filterComposeMenuItem1 = new RadFilterComposeMenuItem("FilterFunctionsBetween");
filterComposeMenuItem1.IsChecked = filterDescriptor2 != null && filterDescriptor2.Operator != FilterOperator.None && descriptorType == CompositeFilterDescriptor.DescriptorType.Between;
if (filterComposeMenuItem1.IsChecked)
{
radMenuItem.IsChecked = true;
}
filterComposeMenuItem1.FilterDescriptor = (FilterDescriptor)this.GetCompositeFilterDescriptor(CompositeFilterDescriptor.DescriptorType.Between, filterDescriptor2);
filterComposeMenuItem1.Click += new EventHandler(this.FilterMenuItem_Click);
radMenuItem.Items.Add((RadItem)filterComposeMenuItem1);
RadFilterComposeMenuItem filterComposeMenuItem2 = new RadFilterComposeMenuItem("FilterFunctionNotBetween");
filterComposeMenuItem2.IsChecked = descriptorType == CompositeFilterDescriptor.DescriptorType.NotBetween;
if (filterComposeMenuItem2.IsChecked)
{
radMenuItem.IsChecked = true;
}
filterComposeMenuItem2.FilterDescriptor = (FilterDescriptor)this.GetCompositeFilterDescriptor(CompositeFilterDescriptor.DescriptorType.NotBetween, filterDescriptor2);
filterComposeMenuItem2.Click += new EventHandler(this.FilterMenuItem_Click);
radMenuItem.Items.Add((RadItem)filterComposeMenuItem2);
}
if ((object)filteringDataType == (object)typeof(Image))
{
return;
}
RadFilterComposeMenuItem filterComposeMenuItem3 = new RadFilterComposeMenuItem("FilterFunctionsCustom");
filterComposeMenuItem3.FilterDescriptor = filterDescriptor1.Clone() as FilterDescriptor;
filterComposeMenuItem3.Click += new EventHandler(this.FilterMenuItem_Click);
filterComposeMenuItem3.IsChecked = filterDescriptor2 != null && filterDescriptor2.Operator != FilterOperator.None && descriptorType == CompositeFilterDescriptor.DescriptorType.Unknown;
if (filterComposeMenuItem3.IsChecked)
{
radMenuItem.IsChecked = true;
}
radMenuItem.Items.Add((RadItem)filterComposeMenuItem3);
}