Represents the default condition with structure.
public abstract class Korzh.EasyQuery.SimpleCondition
: Condition
Properties
| Type |
Name |
Description |
EqExpression |
BaseExpr |
Gets or sets the base expression of the condtion. |
Operand |
DefaultOperand |
Gets the default operand. |
SimpleCondExprList |
Expressions |
Gets the list of all expressions used in condition. First expression in the list is base expression. |
Operator |
Operator |
Gets or sets the operator used in this condition. |
String |
TypeName |
Gets the name of the condition type. The same as STypeName but works for one particular instance of SimpleCondition class. |
Methods
| Type |
Name |
Description |
void |
AdjustOperator() |
Adjusts the operator by base expression. |
void |
AttachExpr(EqExpression expr) |
Attaches the handler for expression's OnContentChange event to DoExprContentChanged method |
EqExpression |
CreateValueExpr(Int32 index) |
Creates the value expression. |
EqExpression |
CreateValueExprByOperand(Operand opnd) |
Creates a value expression by operand. |
void |
DetachExpr(EqExpression expr) |
Detaches the handler for expression's OnContentChange event |
void |
DoExprContentChanged(Object sender, EventArgs e) |
Does the expr changed. |
EntityAttr |
GetBaseAttr() |
Gets the base entity attribute for this condition. |
Operand |
GetOperand(Int32 index) |
Gets the condition operand based on its index. Index 0 stands for an attribute |
String |
GetText(QueryTextFormats formats, String levelSpace, String prefix) |
Returns text representation of condition |
IEnumerable<Entity> |
GetUsedEntities() |
Gets the list of all entities used in condition. |
void |
LoadFromJsonDict(JsonDict dictCond) |
Loads condition from IDictionary. Used during loading query from JSON |
void |
LoadFromXmlReader(XmlReader reader) |
Loads Korzh.EasyQuery.SimpleCondition properties from XML reader. |
EqExpression |
RecreateValueExpr(Int32 index) |
Recreates the value expression. |
void |
SetOperator(Operator newOperator) |
Sets the operator. |
void |
SetOperatorSilent(Operator newOperator) |
Sets the operator in "silent" mode (no event is raised, no expression is adjusted). |
void |
SetValueExpr(Int32 index, EqExpression expr) |
Sets the value expression. |
void |
WriteContent(XmlWriter writer) |
Writes the content of condition to XmlWriter object. |
Static Properties
| Type |
Name |
Description |
String |
STypeName |
Gets the name of the condition type used for saving to XML. |
