void analysisEditor_DataSourceCreating(object sender, DataSourceCreatingEventArgs e)
{
CriteriaOperator userCriteria = null;
if (e.AnalysisInfo != null)
{
if (!string.IsNullOrEmpty(e.AnalysisInfo.Criteria))
{
using (ObjectSpace.CreateParseCriteriaScope()) {
userCriteria = CriteriaWrapper.ParseCriteriaWithReadOnlyParameters(e.AnalysisInfo.Criteria, e.AnalysisInfo.DataType);
}
}
var analysisEditorBase = (AnalysisEditorBase)sender;
var criteriaOperatorArgs = new CriteriaOperatorArgs(analysisEditorBase, e.AnalysisInfo);
var analysisEditorArgs = new AnalysisEditorArgs(analysisEditorBase, e.AnalysisInfo);
InvokeDatasourceCreating(analysisEditorArgs);
InvokeApplyingCollectionCriteria(criteriaOperatorArgs);
e.DataSource = analysisEditorArgs.Handled
? analysisEditorArgs.DataSource
: ObjectSpace.CreateCollection(e.AnalysisInfo.DataType,
userCriteria & criteriaOperatorArgs.Criteria & _criteriaOperator);
e.Handled = true;
InvokeDataSourceCreated(analysisEditorArgs);
}
}
private CriteriaOperator GetCriteriaFromView()
{
var criteriaWrapper = new CriteriaWrapper(View.ObjectTypeInfo.Type, View.Model.Filter, false);
new FilterWithObjectsProcessor(ObjectSpace).Process(criteriaWrapper.CriteriaOperator,
FilterWithObjectsProcessorMode.StringToObject);
return(criteriaWrapper.CriteriaOperator);
}
private string GetCriteriaFromView()
{
using (ObjectSpace.CreateParseCriteriaScope()) {
var criteriaWrapper = new CriteriaWrapper(View.ObjectTypeInfo.Type, View.Model.Filter, false);
new FilterWithObjectsProcessor(ObjectSpace).Process(criteriaWrapper.CriteriaOperator, FilterWithObjectsProcessorMode.StringToObject);
return(CriteriaOperator.ToString(criteriaWrapper.CriteriaOperator));
}
}
protected override void UpdateMasterObject(object masterObject)
{
if (_criteria != null)
{
CriteriaWrapper criteriaWrapper = new CriteriaWrapper(_criteria, masterObject);
criteriaWrapper.UpdateParametersValues(masterObject);
((PropertyCollectionSource)View.CollectionSource).Criteria[nameof(FilteredMasterObjectViewController)] = criteriaWrapper.CriteriaOperator;
}
}
object GetObjectKey(ViewShortcut shortcut, Type type, IObjectSpace objectSpace)
{
var objectKey = GetObjectKey(objectSpace, type, shortcut);
if (objectKey != null)
{
return(objectKey);
}
return(shortcut.ObjectKey.StartsWith("@")
? ParametersFactory.CreateParameter(shortcut.ObjectKey.Substring(1)).CurrentValue
: CriteriaWrapper.ParseCriteriaWithReadOnlyParameters(shortcut.ObjectKey, type));
}
private bool?IsObjectFitForCriteria(IModelDatabaseMaintanance databaseMaintanance, IObjectSpace objectSpace)
{
var user = objectSpace.GetObject(SecuritySystem.CurrentUser);
CriteriaOperator criteriaOperator;
var typeInfo = databaseMaintanance.UserModelClass?.TypeInfo;
var targetObjectType = typeInfo?.Type;
using (objectSpace.CreateParseCriteriaScope()){
criteriaOperator = CriteriaWrapper.ParseCriteriaWithReadOnlyParameters(databaseMaintanance.UserCriteria, targetObjectType);
}
var fit = objectSpace.GetExpressionEvaluator(new EvaluatorContextDescriptorDefault(typeInfo == null?typeof(object):targetObjectType), criteriaOperator).Fit(typeInfo == null?new object():user);
return(fit);
}
//错误 提示
//public static void NotFoundRecord(string filterString, Cell cell, IMemberInfo pi, int count)
//{
// var msg = string.Format("错误，在查找“{0}”时，使用查找条件“{1}”，找到了{2}条记录!",
// pi.MemberType.Name,
// filterString,
// count);
// cell.SetValue(msg);
//}
public static CriteriaOperator ParseCriteriaWithReadOnlyParameters(string criteriaText, Type targetObjectType, object currentObject, object[] parameters)
{
var criteriaOperator = CriteriaOperator.Parse(criteriaText, parameters);
var wrapper = new CriteriaWrapper(targetObjectType, criteriaOperator, currentObject);
//if (wrapper.EditableParameters.Count > 0)
//{
// string message = "Cannot process editable parameters:\n";
// foreach (string str2 in wrapper.EditableParameters.Keys)
// {
// message = message + "'@" + str2 + "'\n";
// }
// throw new InvalidOperationException(message);
//}
wrapper.UpdateParametersValues(currentObject);
return(wrapper.CriteriaOperator);
}
public static object GetValueRecursive(string format, object arg, out IMemberInfo memberInfo)
{
memberInfo = null;
object propertyValue = nullObject;
object probableParameterValue = CriteriaWrapper.TryGetReadOnlyParameterValue(format);
if (!(probableParameterValue is string) || (format != (string)probableParameterValue))
{
propertyValue = probableParameterValue;
}
else
{
object valueByPath;
if (TryGetValueByPathDynamic(format, arg, out valueByPath, out memberInfo))
{
propertyValue = valueByPath;
}
}
if (propertyValue is string && format != (string)propertyValue)
{
if (((string)propertyValue).StartsWith(CriteriaWrapper.ParameterPrefix))
{
object value = GetValueRecursive((string)propertyValue, arg, out memberInfo);
if (value != null)
{
propertyValue = value;
}
}
else
{
if (((string)propertyValue).Contains("{@"))
{
propertyValue = Format((string)propertyValue, arg);
}
}
}
return(propertyValue);
}
private void setCriteriaFromView(FilterControl filter)
{
var criteriaWrapper = new CriteriaWrapper(View.ObjectTypeInfo.Type, View.Info.GetAttributeValue(GridListEditor.ActiveFilterString), false);
new FilterWithObjectsProcessor(ObjectSpace).Process(criteriaWrapper.CriteriaOperator,
FilterWithObjectsProcessorMode.StringToObject);
filter.FilterCriteria =criteriaWrapper.CriteriaOperator;
}
public override CriteriaOperator GetCriteria()
{
return(CriteriaWrapper.ParseCriteriaWithReadOnlyParameters(
"[Oid] = '@CurrentCompanyOid'", ReportDataType));
}