public ExpressionConditionNode(ConditionDesigner designer, CompoudConditionNode parent)
: base(designer, parent)
{
LeftExpr = new ConditionExpressionDesigner(this, true);
m_disposeList.Add(LeftExpr);
Operator = new ComboBox();
m_disposeList.Add(Operator);
Designer.Parent.Controls.Add(Operator);
string lastgrp = null;
foreach (var edef in ConditionOperatorDef.CreateConditions(this))
{
if (lastgrp == null || edef.Factory.Group != lastgrp)
{
lastgrp = edef.Factory.Group;
Operator.Items.Add(Texts.Get(lastgrp));
}
Operator.Items.Add(edef);
m_disposeList.Add(edef);
edef.Hide();
}
Operator.SelectedIndex = 1;
Operator.DropDownStyle = ComboBoxStyle.DropDownList;
Operator.SelectedIndexChanged += new EventHandler(Operator_SelectedIndexChanged);
}
public override void AssignFrom(ConditionOperatorDef src)
{
if (src is ValueListExprDef)
{
Values.Text = ((ValueListExprDef)src).Values.Text;
}
}
public override void AssignFrom(ConditionOperatorDef src)
{
if (src is SingleValueExprDef)
{
Expr.Edit.Text = ((SingleValueExprDef)src).Expr.Edit.Text;
}
}
public override void AssignFrom(ConditionOperatorDef src)
{
if (src is DoubleValueExprDef)
{
Expr1.Edit.Text = ((DoubleValueExprDef)src).Expr1.Edit.Text;
Expr2.Edit.Text = ((DoubleValueExprDef)src).Expr2.Edit.Text;
}
}
protected override void UpdatePlacements_Specific(ref int actx, int acty, ref int linehi, string namePrefix)
{
LeftExpr.UpdatePlacement(ref actx, acty);
Operator.Width = 200;
Operator.Top = acty;
Operator.Left = actx;
actx += Operator.Width;
if (m_lastExpr != Operator.SelectedItem && m_lastExpr != null)
{
m_lastExpr.Hide();
}
var newexpr = (ConditionOperatorDef)Operator.SelectedItem;
if (m_lastExpr != null && newexpr != null)
{
newexpr.AssignFrom(m_lastExpr);
}
m_lastExpr = newexpr;
if (m_lastExpr != null)
{
m_lastExpr.UpdatePlacements(ref actx, acty, ref linehi);
}
}
public override void AssignFrom(ConditionOperatorDef src)
{
}
public abstract void AssignFrom(ConditionOperatorDef src);