private void buttonConvert_Click(object sender, EventArgs e)
{
if (treeView1.SelectedNode != null)
{
if (treeView1.SelectedNode.Tag is XmlComplexCondition)
{
XmlSimpleCondition condition = new XmlSimpleCondition();
treeView1.SelectedNode.Tag = condition;
treeView1.SelectedNode.Nodes.Clear();
treeView1_AfterSelect(null, null);
}
else if (treeView1.SelectedNode.Tag is XmlSimpleCondition)
{
XmlSimpleCondition oldCondition = treeView1.SelectedNode.Tag as XmlSimpleCondition;
XmlComplexCondition condition = new XmlComplexCondition();
treeView1.SelectedNode.Tag = condition;
TreeNode node1 = new TreeNode(treeView1.SelectedNode.Text);
node1.Tag = oldCondition;
treeView1.SelectedNode.Nodes.Add(node1);
TreeNode node2 = new TreeNode("unknown");
node2.Tag = new XmlSimpleCondition();
treeView1.SelectedNode.Nodes.Add(node2);
treeView1_AfterSelect(null, null);
treeView1.SelectedNode.Text = condition.BinaryOperator.ToString().Replace("Operator", "");
treeView1.SelectedNode.ExpandAll();
}
}
label1.Text = BuildConditionString(treeView1.Nodes[0]);
}
protected override void SerializeProperties(XmlCondition res)
{
base.SerializeProperties(res);
XmlSimpleCondition instance = (XmlSimpleCondition)res;
instance.Setting = this.Setting.Serialize();
instance.UnaryOperator = this.UnaryOperator;
}
/// <summary>
/// Build the expression string.
/// </summary>
/// <returns></returns>
public string BuildExpressionString()
{
//TODO: replace usage of inheritors
//with implementation and overriding of a virtual function
string s = "";
if (this is XmlComplexCondition)
{
XmlComplexCondition complex = this as XmlComplexCondition;
s += "(";
if (complex.Condition1 != null)
{
s += complex.Condition1.BuildExpressionString();
}
else
{
s += "unknown";
}
s += " " + complex.BinaryOperator.ToString().Replace("Operator", "").ToLower() + " ";
if (complex.Condition2 != null)
{
s += complex.Condition2.BuildExpressionString();
}
else
{
s += "unknown";
}
s += ")";
}
else if (this is XmlSimpleCondition)
{
XmlSimpleCondition simple = this as XmlSimpleCondition;
if (simple.UnaryOperator == UnaryOperator.NotOperator)
{
s += "!";
}
if (simple.Setting != null)
{
s += simple.Setting.GetPropertyName();
}
else
{
s += "unknown";
}
}
return(s);
}
private void buttonAddSimple_Click(object sender, EventArgs e)
{
if (treeView1.SelectedNode != null &&
treeView1.SelectedNode.Tag is XmlComplexCondition &&
treeView1.SelectedNode.Nodes.Count < 2)
{
XmlSimpleCondition condition = new XmlSimpleCondition();
TreeNode node = new TreeNode("unknown");
node.Tag = condition;
treeView1.SelectedNode.Nodes.Add(node);
treeView1.SelectedNode.Expand();
}
if (treeView1.SelectedNode != null && treeView1.SelectedNode.Nodes.Count > 1)
{
buttonAddSimple.Enabled = false;
buttonAddComplex.Enabled = false;
}
label1.Text = BuildConditionString(treeView1.Nodes[0]);
}
private void propertyGrid1_PropertyValueChanged(object s, PropertyValueChangedEventArgs e)
{
if (treeView1.SelectedNode.Tag is XmlComplexCondition)
{
treeView1.SelectedNode.Text = (treeView1.SelectedNode.Tag as XmlComplexCondition).BinaryOperator.ToString().Replace("Operator", "");
}
else
{
XmlSimpleCondition condition = treeView1.SelectedNode.Tag as XmlSimpleCondition;
if (e.ChangedItem.Label == "Property")
{
condition.Setting.Value = null;
propertyGrid1.Refresh();
}
else if (condition.Setting != null)
{
treeView1.SelectedNode.Text = (treeView1.SelectedNode.Tag as XmlSimpleCondition).Setting.Property;
}
}
label1.Text = BuildConditionString(treeView1.Nodes[0]);
}
string BuildConditionString(TreeNode root)
{
string s = "";
if (root.Tag is XmlComplexCondition)
{
XmlComplexCondition condition = root.Tag as XmlComplexCondition;
s += "(";
if (root.Nodes.Count > 0)
{
s += BuildConditionString(root.Nodes[0]);
}
s += " " + condition.BinaryOperator.ToString().Replace("Operator", "").ToLower() + " ";
if (root.Nodes.Count > 1)
{
s += BuildConditionString(root.Nodes[1]);
}
s += ")";
}
else if (root.Tag is XmlSimpleCondition)
{
XmlSimpleCondition condition = root.Tag as XmlSimpleCondition;
if (condition.UnaryOperator == UnaryOperator.NotOperator)
{
s += "!";
}
if (condition.Setting != null)
{
s += condition.Setting.GetPropertyName();
}
else
{
s += "unknown";
}
}
return(s);
}
