public static string GetConditionNodeText(ICondition condition)
{
if (condition is AbstractCompositeCondition)
{
AbstractCompositeCondition compositeCondition = condition as AbstractCompositeCondition;
return(compositeCondition.GetConditionDef().GetConditionName());
}
else if (condition is AbstractAtomicCondition)
{
AbstractAtomicCondition singleCondition = condition as AbstractAtomicCondition;
return(singleCondition.GetExpression());
}
else
{
return(TreeNodeConstants.EmptyCondition);
}
}
public void InitBeforeShow(TreeNode modifiedTreeNode,
ICategory fixedCategory, ICondition fixedCondition)
{
m_modifiedTreeNode = modifiedTreeNode;
m_fixedCategory = fixedCategory;
m_fixedCondition = fixedCondition;
// Init conditionComboBox
List <IConditionDef> conditionDefList =
RuleEngine.GetConditionManager().GetPossibleConditionDefList(m_fixedCategory);
conditionComboBox.Items.Clear();
foreach (IConditionDef conditionDef in conditionDefList)
{
conditionComboBox.Items.Add(conditionDef.GetConditionName());
}
if (m_fixedCondition != null)
{
// Select the inital one.
// And this line, will call conditionComboBox_SelectedIndexChanged synchronously.
conditionComboBox.SelectedItem =
m_fixedCondition.GetConditionDef().GetConditionName();
//ResizeControl();
//UpdateOperatorComboBox();
//UpdateValueComboBox();
if (m_fixedCondition is AbstractAtomicCondition)
{
AbstractAtomicCondition atomicCondition = m_fixedCondition as AbstractAtomicCondition;
operatorComboBox.SelectedItem = atomicCondition.Operator.GetOperatorName();
if (m_fixedCondition is NativeParameterIndexCondition)
{
parameterIndexNumericUpDown.Value = Int32.Parse(
atomicCondition.Value, CultureInfo.InvariantCulture);
}
else
{
valueComboBox.Text = atomicCondition.Value;
}
}
}
else
{
SetControlVisibility();
}
}
internal ICondition GetCondition()
{
if (conditionComboBox.SelectedItem == null)
{
return(null);
}
AbstractConditionManager conditionManager = RuleEngine.GetConditionManager();
ICondition condition =
conditionManager.CreateCondition(conditionComboBox.SelectedItem.ToString());
if (condition is AbstractAtomicCondition)
{
AbstractAtomicCondition atomicCondition =
condition as AbstractAtomicCondition;
if (operatorComboBox.SelectedItem == null)
{
return(null);
}
string operatorName = operatorComboBox.SelectedItem.ToString();
atomicCondition.Operator = RuleEngine.GetOperatorManager().GetOperator(operatorName);
if (atomicCondition is NativeParameterIndexCondition)
{
atomicCondition.Value = "" + parameterIndexNumericUpDown.Value;
}
else
{
if (valueComboBox.Text.Trim().Equals(""))
{
return(null);
}
atomicCondition.Value = valueComboBox.Text;
}
return(atomicCondition);
}
else
{
return(condition);
}
}
