// User Click the Select Button
private void BtnSelectClick(object sender, EventArgs e)
{
if (_enableUpdate)
{
if (((IndexParam)base.Param).Fs == null || ((IndexParam)base.Param).Fs.DataTable == null)
{
return;
}
if (((IndexParam)base.Param).Fs.DataTable.Rows.Count < 1)
{
return;
}
using (SqlExpressionDialog dlgExpression = new SqlExpressionDialog {
Table = ((IndexParam)base.Param).Fs.DataTable
})
{
if (dlgExpression.ShowDialog() != DialogResult.OK)
{
return;
}
_expression = dlgExpression.Expression;
textBox1.Text = _expression;
Status = ToolStatus.Ok;
_click = true;
LightTipText = ModelingMessageStrings.FeaturesSelected;
}
}
}
/// <summary>
/// Find a feature by query expression.
/// </summary>
/// <param name="sender">Sender that raised the event.</param>
/// <param name="e">The event args.</param>
private void FindToolClick(object sender, EventArgs e)
{
var fl = App.Map.GetFeatureLayers().FirstOrDefault(_ => _.IsSelected);
if (fl == null)
{
MessageBox.Show(Resources.PleaseSelectAFeatureLayer);
return;
}
if (fl.DataSet.Name != _oldFeaturelayer)
{
_qdExpression = string.Empty;
_oldFeaturelayer = fl.DataSet.Name;
}
using (_qd = new SqlExpressionDialog())
{
_qd.DialogCulture = ExtensionCulture;
fl.DataSet.FillAttributes();
if (fl.DataSet.AttributesPopulated)
{
_qd.Table = fl.DataSet.DataTable;
}
else
{
_qd.AttributeSource = fl.DataSet;
}
_qd.Expression = _qdExpression;
// Note: User must click ok button to see anything.
if (_qd.ShowDialog() == DialogResult.Cancel)
{
_qdExpression = _qd.Expression;
return;
}
_qdExpression = _qd.Expression;
if (!string.IsNullOrWhiteSpace(_qd.Expression))
{
try
{
fl.SelectByAttribute(_qd.Expression);
}
catch (SyntaxErrorException ex)
{
MessageBox.Show(string.Format(Resources.IncorrectSyntax, ex.Message));
}
}
}
}
