public void DiscardChanges(UnitOfWork unitOfWork, XPBaseCollection collection)
{
var deletedTLObjects = TransactionalChangeHandler.GetDeletedTLObjects <RoomBooking>(unitOfWork);
foreach (var newObject in TransactionalChangeHandler.GetSavedNewObjects(unitOfWork))
{
TransactionalChangeHandler.ResetAssociations(newObject);
// special behavior for this form
if (newObject is RoomBooking)
{
// remove the appointment from the collection, this doesn't
// happen automatically
var appt = schedulerStorage.Appointments.Items.Find(
a => object.ReferenceEquals(a.GetRow(schedulerStorage), newObject));
schedulerStorage.Appointments.Remove(appt);
}
}
unitOfWork.ReloadChangedObjects();
// special behavior: get the right collection first
var roomBookingCollection = (IList <RoomBooking>)schedulerStorage.Appointments.DataSource;
foreach (var item in deletedTLObjects)
{
roomBookingCollection.Add(item);
}
}
protected override void ReadValueCore()
{
base.ReadValueCore();
if (PropertyValue is XPBaseCollection)
{
Control.ItemCheck -= new DevExpress.XtraEditors.Controls.ItemCheckEventHandler(control_ItemCheck);
checkedItems = (XPBaseCollection)PropertyValue;
XPCollection dataSource = new XPCollection(checkedItems.Session, MemberInfo.ListElementType);
IModelClass classInfo = application.Model.BOModel.GetClass(MemberInfo.ListElementTypeInfo.Type);
if (checkedItems.Sorting.Count > 0)
{
dataSource.Sorting = checkedItems.Sorting;
}
else if (!String.IsNullOrEmpty(classInfo.DefaultProperty))
{
dataSource.Sorting.Add(new SortProperty(classInfo.DefaultProperty, DevExpress.Xpo.DB.SortingDirection.Ascending));
}
Control.DataSource = dataSource;
Control.DisplayMember = classInfo.DefaultProperty;
foreach (object obj in checkedItems)
{
Control.SetItemChecked(dataSource.IndexOf(obj), true);
}
Control.ItemCheck += new DevExpress.XtraEditors.Controls.ItemCheckEventHandler(control_ItemCheck);
}
}
protected override void ReadValueCore()
{
base.ReadValueCore();
if (PropertyValue is XPBaseCollection)
{
ASPxCheckBoxList control = ViewEditMode == DevExpress.ExpressApp.Editors.ViewEditMode.Edit ? Editor : InplaceViewModeEditor;
if (control == null)
{
return;
}
control.SelectedIndexChanged -= new EventHandler(Control_SelectedIndexChanged);
checkedItems = (XPBaseCollection)PropertyValue;
XPCollection dataSource = new XPCollection(checkedItems.Session, MemberInfo.ListElementType);
IModelClass classInfo = application.Model.BOModel.GetClass(MemberInfo.ListElementTypeInfo.Type);
if (checkedItems.Sorting.Count > 0)
{
dataSource.Sorting = checkedItems.Sorting;
}
else if (!String.IsNullOrEmpty(classInfo.DefaultProperty))
{
dataSource.Sorting.Add(new SortProperty(classInfo.DefaultProperty, DevExpress.Xpo.DB.SortingDirection.Ascending));
}
control.DataSource = dataSource;
control.TextField = classInfo.DefaultProperty;
control.ValueField = classInfo.KeyProperty;
control.ValueType = classInfo.TypeInfo.KeyMember.MemberType;
control.DataBind();
control.UnselectAll();
foreach (object obj in checkedItems)
{
control.Items.FindByValue(objectSpace.GetKeyValue(obj)).Selected = true;
}
control.SelectedIndexChanged += new EventHandler(Control_SelectedIndexChanged);
}
}
public ManyToManyCollectionHelper(IXPSimpleObject owner, XPBaseCollection hiddenCollection, string
hiddenCollectionName)
{
intermediateClassInfo = owner.ClassInfo.GetMember(hiddenCollectionName).IntermediateClass;
this.owner = owner;
this.hiddenCollection = hiddenCollection;
}
public IXPSimpleObject Clone(IXPSimpleObject source)
{
if (source == null)
{
return(null);
}
if (copiedObjects.ContainsKey(source))
{
return(copiedObjects[source]);
}
XPClassInfo targetClassInfo = targetSession.GetClassInfo(source.GetType());
IXPSimpleObject clone = (IXPSimpleObject)targetClassInfo.CreateNewObject(targetSession);
copiedObjects.Add(source, clone);
if (objectCopied != null)
{
objectCopied(this, EventArgs.Empty);
}
foreach (XPMemberInfo m in targetClassInfo.PersistentProperties)
{
if (m is DevExpress.Xpo.Metadata.Helpers.ServiceField || m.IsKey)
{
continue;
}
object val;
if (m.ReferenceType != null)
{
val = Clone((IXPSimpleObject)m.GetValue(source));
}
else
{
val = m.GetValue(source);
}
m.SetValue(clone, val);
}
foreach (XPMemberInfo m in targetClassInfo.CollectionProperties)
{
XPBaseCollection col = (XPBaseCollection)m.GetValue(clone);
XPBaseCollection colSource = (XPBaseCollection)m.GetValue(source);
foreach (IXPSimpleObject obj in CollectionHelper.CreateList((colSource)))
{
col.BaseAdd(Clone(obj));
}
}
Dictionary <string, object> indexedProperties = RetrieveIndexedProperties(targetClassInfo, clone);
if (indexedProperties.Count > 0)
{
string requestString = BuildRequest(indexedProperties);
object[] values = BuildValuesArray(indexedProperties);
IXPSimpleObject foundedClone = (IXPSimpleObject)targetSession.FindObject(PersistentCriteriaEvaluationBehavior.InTransaction, targetClassInfo, CriteriaOperator.Parse(requestString, values));
if (foundedClone != null && foundedClone != clone)
{
((XPBaseObject)foundedClone).Delete();
}
}
return(clone);
}
public static int GetCount(this XPBaseCollection xpBaseCollection)
{
if (!xpBaseCollection.IsLoaded)
{
CriteriaOperator totalCriteria = CombineCriteria(xpBaseCollection.Criteria, xpBaseCollection.Filter);
return(GetObjectsCount(xpBaseCollection.GetObjectClassInfo(), totalCriteria, xpBaseCollection.Session));
}
return(xpBaseCollection.Count);
}
public static void RemoveTLObjects <T>(XPBaseCollection collection, XPBaseObject ob)
where T : class
{
var obAsT = ob as T;
if (obAsT != null)
{
collection.BaseRemove(ob);
}
}
private void CloneCollection(XPMemberInfo memberInfo, object source, object target, bool synchronize)
{
if (memberInfo.IsAssociation && (memberInfo.IsManyToMany || memberInfo.IsAggregated))
{
XPBaseCollection colTarget = (XPBaseCollection)memberInfo.GetValue(target);
XPBaseCollection colSource = (XPBaseCollection)memberInfo.GetValue(source);
foreach (IXPSimpleObject obj in colSource)
{
colTarget.BaseAdd(CloneValue(obj, synchronize, !memberInfo.IsManyToMany));
}
}
}
static public BaseDictWrapper wrap(Object xpoObj)
{
BaseDictWrapper wrapper = new BaseDictWrapper();
Type origType = xpoObj.GetType();
wrapper.setWrappedType(origType);
Type origBaseType = origType.BaseType;
PropertyInfo[] origProps = origType.GetProperties();
PropertyInfo[] baseProps = origBaseType.GetProperties();
//filter base xpo props
List <string> basePropNameList = new List <string>();
foreach (PropertyInfo prop in baseProps)
{
//az enabled listan levoket nem tesszik tiltolistara
if (!enabledBaseProps.Contains(prop.Name))
{
basePropNameList.Add(prop.Name);
}
}
//copy instance properties into wrapper
foreach (PropertyInfo prop in origProps)
{
if (!basePropNameList.Contains(prop.Name))
{
//xpcollection vagy egyéb field
if (prop.PropertyType.BaseType.Equals(xpoBaseCollectionType))
{
XPBaseCollection xpColl = (XPBaseCollection)prop.GetValue(xpoObj);
//wrapper.dict.Add (prop.Name + "_" + TYPENAME, prop.PropertyType.FullName);
if (xpColl.Count > 0)
{
List <BaseDictWrapper> wrapperCollection = new List <BaseDictWrapper>();
foreach (Object xpoo in xpColl)
{
BaseDictWrapper wrappedItem = wrap(xpoo);
wrapperCollection.Add(wrappedItem);
}
wrapper.dict.Add(prop.Name, wrapperCollection);
}
}
else
{
wrapper.dict.Add(prop.Name, prop.GetValue(xpoObj));
}
}
}
return(wrapper);
}
public TransactionalChangeEventHandlerContainer(BaseView view, UnitOfWork unitOfWork,
BarButtonItem saveChangesItem, BarButtonItem discardChangesItem,
XPBaseCollection topLevelCollection)
{
this.view = view;
this.unitOfWork = unitOfWork;
this.saveChangesItem = saveChangesItem;
this.discardChangesItem = discardChangesItem;
this.topLevelCollection = topLevelCollection;
this.unitOfWork.TrackPropertiesModifications = true;
EvalTransactionState();
}
public static void Sort(XPBaseCollection collection, string property, SortingDirection direction)
{
bool isSortingAdded = false;
foreach (SortProperty sortProperty in collection.Sorting)
{
if (sortProperty.Property.Equals(CriteriaOperator.Parse(property)))
{
isSortingAdded = true;
}
}
if (!isSortingAdded)
{
collection.Sorting.Add(new SortProperty(property, direction));
}
}
private void EditForm_FormClosing(object sender, FormClosingEventArgs e)
{
EditCustomerForm form = (EditCustomerForm)sender;
Customer modified = Session.GetLoadedObjectByKey <Customer>(form.CustomerId);
if (modified == null)
{
XPBaseCollection collection = (XPBaseCollection)CustomersBindingSource.DataSource;
collection.Reload();
CustomersView.FocusedRowHandle = CustomersView.LocateByValue("Oid", form.CustomerId);
}
else
{
Session.Reload(modified);
}
}
/// <summary>
/// Копирование объекта. Результат - это копия объекта, в котором все обычные, но неверсионные, свойства копируются из прежнего объекта
/// </summary>
/// <param name="source"></param>
/// <param name="targetSession"></param>
/// <param name="synchronize"></param>
/// <returns></returns>
public object CopyForVersion(IXPSimpleObject source)
{
if (source == null)
{
return(null);
}
XPClassInfo classInfo = sourceSession.GetClassInfo(source.GetType());
// Копия объекта. Есть проблема. Если в AfterConstruction объекта создаётся некий версионный объект, то
// этот версионный объект окажется незамещённым никакой копией из исходного объекта и тем самым "повиснет"
IVersionSupport copy = (IVersionSupport)classInfo.CreateNewObject(sourceSession);
// Паша
copy.IsProcessCloning = true;
foreach (XPMemberInfo m in classInfo.PersistentProperties)
{
if (m is DevExpress.Xpo.Metadata.Helpers.ServiceField || m.IsKey)
{
continue;
}
if (m is IVersionSupport)
{
continue;
}
m.SetValue(copy, m.GetValue(source));
}
foreach (XPMemberInfo m in classInfo.CollectionProperties)
{
if (m.HasAttribute(typeof(AggregatedAttribute)))
{
XPBaseCollection colCopy = (XPBaseCollection)m.GetValue(copy);
XPBaseCollection colSource = (XPBaseCollection)m.GetValue(source);
foreach (IXPSimpleObject obj in new ArrayList(colSource))
{
if (obj is IVersionSupport)
{
continue;
}
colCopy.BaseAdd(obj);
}
}
}
return(copy);
}
private void GenerateForm <T>(IModelClass f, IModelClass t, XPBaseCollection cols)
where T : PropertyMapping
{
Session.Delete(cols);
//var f = From as FlowChartFormNode;
//var t = To as FlowChartFormNode;
foreach (var p in t.AllMembers)
{
//类上没有设置忽略单据转换属性
if (p.ModelClass.TypeInfo.FindAttribute <IgnoreFormConvertAttribute>() == null)
{
//目标属性上也没有设置
if (!p.MemberInfo.IsAutoGenerate &&
!p.MemberInfo.IsKey &&
!p.MemberInfo.IsService &&
!p.MemberInfo.IsReadOnly &&
!p.MemberInfo.IsList &&
p.AllowEdit &&
p.MemberInfo.FindAttribute <IgnoreFormConvertAttribute>() == null
)
{
//名字一样，类型一样，可以导入！
var fp = f.FindMember(p.Name);
if (fp != null)
{
if (fp.MemberInfo.MemberType == p.MemberInfo.MemberType)
{
var mpm = ReflectionHelper.CreateObject <T>(Session);
mpm.FromBill = f.Name;
mpm.FromProperty = new StringObject(p.Name);
mpm.ToBill = t.Name;
mpm.ToProperty = new StringObject(fp.Name);
cols.BaseAdd(mpm);
}
}
}
}
else
{
Debug.WriteLine(p.ModelClass.Name + "忽略单据转换");
}
}
}
/// <summary>
/// Снятие непосредственно прилегающих к объекту версионных объектов
/// </summary>
/// <param name="sourceObj"></param>
/// <param name="dependentObjectList"></param>
/// <param name="vHelper"></param>
/// <returns></returns>
public List <IVersionSupport> GetFirstDependentList(IVersionSupport sourceObj, VersionHelper vHelper)
{
List <IVersionSupport> ResList = new List <IVersionSupport>();
if (sourceObj == null)
{
return(ResList);
}
IXPSimpleObject sourceObject = (IXPSimpleObject)sourceObj;
XPClassInfo sourceClassInfo = sourceObject.ClassInfo; // sourceSession.GetClassInfo(sourceObject);
foreach (XPMemberInfo m in sourceClassInfo.PersistentProperties)
{
if (m is DevExpress.Xpo.Metadata.Helpers.ServiceField || m.IsKey)
{
continue;
}
if (m.ReferenceType != null)
{
IVersionSupport ob = m.GetValue(sourceObj) as IVersionSupport;
if (ob != null)
{
AddObjectToList(ob, ResList);
}
}
}
foreach (XPMemberInfo m in sourceClassInfo.CollectionProperties)
{
//if (m.HasAttribute(typeof(AggregatedAttribute))) {
XPBaseCollection colSource = (XPBaseCollection)m.GetValue(sourceObj);
foreach (IXPSimpleObject obj in colSource)
{
if (obj is IVersionSupport)
{
AddObjectToList((IVersionSupport)obj, ResList);
}
}
//}
}
return(ResList);
}
public static void Hookup <T>(BaseView view, UnitOfWork unitOfWork,
BarButtonItem saveChangesItem, BarButtonItem discardChangesItem,
XPBaseCollection topLevelCollection,
SessionManipulationEventHandler afterCommitTransactionEventHandler,
SessionManipulationEventHandler afterRollbackTransactionEventHandler,
ObjectChangeEventHandler objectChangedEventHandler,
ObjectManipulationEventHandler objectDeletedEventHandler,
ObjectManipulationEventHandler objectSavedEventHandler,
DocumentCancelEventHandler documentClosingHandler,
ItemClickEventHandler saveChangesItemClickEventHandler,
ItemClickEventHandler discardChangesItemClickEventHandler)
where T : class
{
var container = new TransactionalChangeEventHandlerContainer <T>(
view, unitOfWork, saveChangesItem,
discardChangesItem, topLevelCollection
);
unitOfWork.AfterCommitTransaction +=
afterCommitTransactionEventHandler ??
container.SessionManipulationHandler;
unitOfWork.AfterRollbackTransaction +=
afterRollbackTransactionEventHandler ??
container.SessionManipulationHandler;
unitOfWork.ObjectChanged +=
objectChangedEventHandler ?? container.ObjectChangeHandler;
unitOfWork.ObjectDeleted +=
objectDeletedEventHandler ??
container.ObjectManipulationHandler;
unitOfWork.ObjectSaved +=
objectSavedEventHandler ?? container.ObjectManipulationHandler;
view.DocumentClosing +=
documentClosingHandler ?? container.DocumentClosingHandler;
saveChangesItem.ItemClick +=
saveChangesItemClickEventHandler ??
container.SaveChangesItemClickHandler;
discardChangesItem.ItemClick +=
discardChangesItemClickEventHandler ??
container.DiscardChangesItemClickHandler;
}
protected override void ReadValueCore()
{
base.ReadValueCore();
var collectionType = this.MemberInfo.MemberType.GenericTypeArguments[0];
var collectionTypeInfo = (DevExpress.ExpressApp.DC.TypeInfo)XafTypesInfo.Instance.FindTypeInfo(collectionType.FullName);
if (PropertyValue is XPBaseCollection)
{
_Control = (ASPxTokenBox)(ViewEditMode == DevExpress.ExpressApp.Editors.ViewEditMode.Edit ? Editor : InplaceViewModeEditor);
if (_Control != null)
{
_Control.TokensChanged -= new EventHandler(Control_TokensChanged);
tokenItems = (XPBaseCollection)PropertyValue;
XPCollection dataSource = new XPCollection(tokenItems.Session, MemberInfo.ListElementType);
IModelClass classInfo = _Application.Model.BOModel.GetClass(MemberInfo.ListElementTypeInfo.Type);
if (tokenItems.Sorting.Count > 0)
{
dataSource.Sorting = tokenItems.Sorting;
}
else if (!String.IsNullOrEmpty(classInfo.DefaultProperty))
{
dataSource.Sorting.Add(new SortProperty(classInfo.DefaultProperty, DevExpress.Xpo.DB.SortingDirection.Ascending));
}
_Control.DataSource = dataSource;
_Control.TextField = classInfo.DefaultProperty;
_Control.ValueField = classInfo.KeyProperty;
_Control.ItemValueType = classInfo.TypeInfo.KeyMember.MemberType;
_Control.DataBind();
foreach (object obj in tokenItems)
{
_Control.Tokens.Add(((XPBaseObject)obj).GetMemberValue(MemberInfo.ListElementTypeInfo.DefaultMember.Name).ToString());
}
_Control.TokensChanged += new EventHandler(Control_TokensChanged);
}
}
}
public static void DiscardChanges <T>(UnitOfWork unitOfWork, XPBaseCollection collection) where T : class
{
// remember which top-level objects were going to be deleted
// so we can restore them back into the UI collection
var deletedTLObjects = GetDeletedTLObjects <T>(unitOfWork);
// as long as the unit of work hasn't been committed, the newly added
// objects are recognized by the IsNewObject method
// for the elements that had been added, find their association
// properties and set their values to null, so that they are
// removed from the collections they had been added to
foreach (var newObject in GetSavedNewObjects(unitOfWork))
{
ResetAssociations(newObject);
RemoveTLObjects <T>(collection, newObject);
}
unitOfWork.ReloadChangedObjects();
// add the deleted objects back into the top level collection
collection.BaseAddRange(deletedTLObjects);
}
public void SetupGridView(DevExpress.XtraGrid.Views.Grid.GridView targetGV, XPBaseCollection _listXPC)
{
//DevExpress.XtraGrid.Views.Grid.GridView targetGV = col.Properties.View;
if (targetGV.GridControl != null)
{
targetGV.GridControl.ForceInitialize();
}
targetGV.Columns.Clear();
targetGV.OptionsView.ColumnAutoWidth = false;
targetGV.OptionsView.ShowAutoFilterRow = true;
targetGV.OptionsView.ShowFooter = true;
targetGV.OptionsView.ShowGroupPanel = false;
targetGV.OptionsView.EnableAppearanceOddRow = true;
targetGV.OptionsView.ShowFilterPanelMode = DevExpress.XtraGrid.Views.Base.ShowFilterPanelMode.ShowAlways;
var classInfo = _listXPC.GetObjectClassInfo();
var objName = AppListSession.FindObject <UIObjectBase>(CriteriaOperator.Parse("[ObjectName] = ? ", classInfo.FullName));
var labels = objName.ObjectLabels.Where(x => x.LookupMember != CoreLib.MyEnums.AutoLookUp.None);
foreach (var item in labels)
{
string filedName = item.FieldName.Substring(item.FieldName.LastIndexOf('.') + 1);
string caption = item.ChooseValueForCurrentLang(CoreLib.MyEnums.UILabelType.FieldCaption);
var grdCol = targetGV.Columns.AddVisible(filedName, caption);
//Calc estimated width according to LookUp char width
Size columnSize = TextRenderer.MeasureText("".PadLeft(item.LookupMemberCharWidth, 'A'), targetGV.Appearance.HeaderPanel.Font);
grdCol.Width = columnSize.Width;
if (item.LookupMember == CoreLib.MyEnums.AutoLookUp.ValueMemberVisiable ||
item.LookupMember == CoreLib.MyEnums.AutoLookUp.ValueMemberHidden)
{
ValueMember = filedName;
}
if (item.LookupMember == CoreLib.MyEnums.AutoLookUp.DisplayMember1)
{
DisplayMember = filedName;
}
}
}
public XpoObservableCollection(Session session, XPBaseCollection originalCollection, CriteriaOperator copyFilter) : base(session, originalCollection, copyFilter)
{
}
public XpoObservableCollection(Session session, XPBaseCollection originalCollection, CriteriaOperator copyFilter, bool caseSensitive) : base(session, originalCollection, copyFilter, caseSensitive)
{
}
public XpoObservableCollection(Session session, XPBaseCollection originalCollection) : base(session, originalCollection)
{
}
public XpoObservableCollection(XPBaseCollection originalCollection) : base(originalCollection)
{
}
public XpoObservableCollection(XPBaseCollection originalCollection, CriteriaOperator filter, bool caseSensitive) : base(originalCollection, filter, caseSensitive)
{
}
public XpoObservableCollection(XPBaseCollection originalCollection, CriteriaOperator filter) : base(originalCollection, filter)
{
}
/// <summary>
/// Clones and / or synchronizes the given IXPSimpleObject.
/// </summary>
/// <param name="source"></param>
/// <param name="targetSession"></param>
/// <param name="synchronize">If set to true, reference properties are only cloned in case
/// the reference object does not exist in the targetsession. Otherwise the exising object will be
/// reused and synchronized with the source. Set this property to false when knowing at forehand
/// that the targetSession will not contain any of the objects of the source.</param>
/// <returns></returns>
object Clone(IXPSimpleObject source, Session targetSession, bool synchronize)
{
if (source == null)
{
return(null);
}
if (clonedObjects.ContainsKey(source))
{
return(clonedObjects[source]);
}
XPClassInfo targetClassInfo = targetSession.GetClassInfo(source.GetType());
if (_excluded.Contains(targetClassInfo))
{
return(null);
}
object clone;
if (synchronize)
{
clone = targetSession.GetObjectByKey(targetClassInfo, source.Session.GetKeyValue(source));
}
else
{
clone = null;
}
if (clone == null)
{
clone = targetClassInfo.CreateNewObject(targetSession);
}
clonedObjects.Add(source, clone);
foreach (XPMemberInfo m in targetClassInfo.PersistentProperties)
{
if (m is DevExpress.Xpo.Metadata.Helpers.ServiceField || m.IsKey)
{
continue;
}
object val;
// makes sure when copying details entities in a master/detail relation, that the master is copied as well.
if (m.ReferenceType != null)
{
object createdByClone = m.GetValue(clone);
if ((createdByClone != null) && !synchronize)
{
val = createdByClone;
}
else if (_syncProps.Contains(m.MappingField))
{
object targetSource = targetSession.GetObjectByKey(targetClassInfo, source.Session.GetKeyValue(source));
val = m.GetValue(targetSource);
}
else
{
val = Clone((IXPSimpleObject)m.GetValue(source), targetSession, synchronize);
}
}
else
{
val = m.GetValue(source);
}
m.SetValue(clone, val);
}
foreach (XPMemberInfo m in targetClassInfo.CollectionProperties)
{
if (m.HasAttribute(typeof(AggregatedAttribute)))
{
XPBaseCollection col = (XPBaseCollection)m.GetValue(clone);
XPBaseCollection colSource = (XPBaseCollection)m.GetValue(source);
if (col != null)
{
foreach (IXPSimpleObject obj in new ArrayList(colSource))
{
col.BaseAdd(Clone(obj, targetSession, synchronize));
}
}
}
}
return(clone);
}
private void DetailForm_FormClosing(object sender, FormClosingEventArgs e)
{
XPBaseCollection collection = (XPBaseCollection)employeeBindingSource.DataSource;
collection.Reload();
}
public static int GetCount(XPBaseCollection collection, Type type)
{
return GetCount(collection.Session, type, collection.Criteria);
}
public static void Hookup <T>(BaseView view, UnitOfWork unitOfWork, BarButtonItem saveChangesItem, BarButtonItem discardChangesItem, XPBaseCollection topLevelCollection)
where T : class
{
Hookup <T>(view, unitOfWork, saveChangesItem, discardChangesItem, topLevelCollection,
null, null, null, null, null, null, null, null);
}
public XpandXPCollection(XPBaseCollection originalCollection, Expression <Func <T, bool> > filter, bool caseSensitive)
: base(originalCollection, new XPQuery <T>(originalCollection.Session).TransformExpression(filter), caseSensitive)
{
}
public XpandXPCollection(XPBaseCollection originalCollection) : base(originalCollection)
{
}
protected override void ReadValueCore()
{
base.ReadValueCore();
if (PropertyValue is XPBaseCollection)
{
// отписка от старого обработчика
Control.ItemCheck -= new DevExpress.XtraEditors.Controls.ItemCheckEventHandler(control_ItemCheck);
checkedItems = (XPBaseCollection)PropertyValue;
// дополнительные условия
CriteriaOperator criteria = null;
if (!string.IsNullOrEmpty(Model.DataSourceCriteria))
{
criteria = CriteriaOperator.Parse(Model.DataSourceCriteria);
}
if (!string.IsNullOrEmpty(Model.DataSourceCriteriaProperty))
{
CriteriaOperator criteria2 = null;
IMemberInfo propWithCriteria = MemberInfo.Owner.FindMember(Model.DataSourceCriteriaProperty);
criteria2 = (CriteriaOperator)propWithCriteria.GetValue(this.CurrentObject);
if (!ReferenceEquals(criteria2, null))
{
criteria = !ReferenceEquals(criteria, null) ? CriteriaOperator.And(criteria, criteria2) : criteria2;
}
}
// коллекция данных для списка
XPCollection dataSource = new XPCollection(
checkedItems.Session,
MemberInfo.ListElementType,
!ReferenceEquals(criteria, null) ? CriteriaOperator.And(checkedItems.Criteria, criteria) : checkedItems.Criteria,
checkedItems.Sorting.ToArray<SortProperty>());
IModelClass classInfo = application.Model.BOModel.GetClass(MemberInfo.ListElementTypeInfo.Type);
if (checkedItems.Sorting.Count > 0)
{
dataSource.Sorting = checkedItems.Sorting;
}
else if (checkedItems.Sorting.Count == 0 && !String.IsNullOrEmpty(classInfo.DefaultProperty))
{
dataSource.Sorting.Add(new SortProperty(classInfo.DefaultProperty, DevExpress.Xpo.DB.SortingDirection.Ascending));
}
Control.DataSource = dataSource;
Control.DisplayMember = classInfo.DefaultProperty;
//Выполняем условие для отображения текста в контроле.
IModelPropertyEditorDisplayItem displayItem = Model as IModelPropertyEditorDisplayItem;
if (displayItem != null)
{
if (!ReferenceEquals(displayItem.DisplayItemCriteriaProperty, null))
{
IMemberInfo propWithCriteria = MemberInfo.Owner.FindMember(displayItem.DisplayItemCriteriaProperty);
Control.ItemTextCriteria = (CriteriaOperator)propWithCriteria.GetValue(this.CurrentObject);
}
if (!String.IsNullOrWhiteSpace(displayItem.DisplayItemCriteriaString))
{
Control.ItemTextCriteriaString = (displayItem.DisplayItemCriteriaString);
}
}
foreach (object obj in checkedItems)
{
Control.SetItemChecked(dataSource.IndexOf(obj), true);
}
Control.ItemCheck += new DevExpress.XtraEditors.Controls.ItemCheckEventHandler(control_ItemCheck);
}
}
