private bool Equal(Type type, FilterOptions filter, DataRow row)
{
var value1 = (IComparable)row[filter.Column];
var value2 = (IComparable)Convert.ChangeType(filter.Value, type, CultureInfo.InvariantCulture);
if (value1.CompareTo(value2) == 0)
return true;
return false;
}
private bool AndNot(Type type, FilterOptions filter, DataRow row)
{
var typeCode = Type.GetTypeCode(type);
if (typeCode == TypeCode.Byte || typeCode == TypeCode.UInt16 || typeCode == TypeCode.UInt32 || typeCode == TypeCode.UInt64)
{
if (((ulong)Convert.ChangeType(row[filter.Col], typeof(ulong), CultureInfo.InvariantCulture) & Convert.ToUInt64(filter.Val, CultureInfo.InvariantCulture)) == 0)
return true;
return false;
}
else if (typeCode == TypeCode.SByte || typeCode == TypeCode.Int16 || typeCode == TypeCode.Int32 || typeCode == TypeCode.Int64)
{
if (((long)Convert.ChangeType(row[filter.Col], typeof(long), CultureInfo.InvariantCulture) & Convert.ToInt64(filter.Val, CultureInfo.InvariantCulture)) == 0)
return true;
return false;
}
else
return false;
}
private void SyncFilters()
{
m_filters.Clear();
var delimiter = new char[] { ' ' };
for (var i = 0; i < listBox1.Items.Count; ++i)
{
string filter = (string)listBox1.Items[i];
var args = filter.Split(delimiter, 3);
if (args.Length != 3)
throw new ArgumentException("We got a trouble!");
m_filters[i] = new FilterOptions(args[0], args[1], args[2]);
}
}
private void button2_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(textBox2.Text))
{
MessageBox.Show("Enter something first!");
textBox2.Focus();
return;
}
var fi = new FilterOptions((string)listBox2.SelectedItem, (ComparisonType)comboBox3.SelectedItem, textBox2.Text);
var dt = m_mainForm.DataTable;
var col = dt.Columns[fi.Column];
try
{
if (col.DataType.IsPrimitive && col.DataType != typeof(float) && col.DataType != typeof(double))
if (fi.Value.StartsWith("0x", true, CultureInfo.InvariantCulture))
fi.Value = Convert.ToUInt64(fi.Value, 16).ToString(CultureInfo.InvariantCulture);
Convert.ChangeType(fi.Value, col.DataType, CultureInfo.InvariantCulture);
}
catch
{
MessageBox.Show("Invalid filter!");
return;
}
listBox1.Items.Add(fi);
}
private bool Contains(FilterOptions filter, DataRow row)
{
if (checkBox2.Checked)
{
if (row.Field<string>(filter.Column).ToUpperInvariant().Contains(filter.Value.ToUpperInvariant()))
return true;
return false;
}
else
{
if (row.Field<string>(filter.Column).Contains(filter.Value))
return true;
return false;
}
}
private bool EndsWith(FilterOptions filter, DataRow row)
{
if (row.Field<string>(filter.Column).EndsWith(filter.Value, checkBox2.Checked ? StringComparison.OrdinalIgnoreCase : StringComparison.Ordinal))
return true;
return false;
}
