public void GenFields(object sender, EventArgs e)
{
if (formView == null)
{
formView = this.Component as AjaxFormView;
}
if (formView != null && !string.IsNullOrEmpty(formView.DataSourceID))
{
if (formView.Fields.Count == 0)
{
WebDataSource wds = formView.GetObjByID(formView.DataSourceID) as WebDataSource;
DataTable srcTable = GetDesignTable(wds);
if (srcTable != null)
{
DataTable ddTable = DBUtils.GetDataDictionary(wds, true).Tables[0];
bool genAlternateColumns = (MessageBox.Show("generate alternate columns", "", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes);
if (host == null)
{
host = (IDesignerHost)GetService(typeof(IDesignerHost));
}
if (svcCompChange == null)
{
svcCompChange = (IComponentChangeService)this.GetService(typeof(IComponentChangeService));
}
DesignerTransaction trans = host.CreateTransaction("Generate Fields");
for (int i = 0; i < srcTable.Columns.Count; i++)
{
AjaxFormField field = new AjaxFormField();
field.FieldControlId = string.Format("ctrl{0}", srcTable.Columns[i].ColumnName);
field.Caption = Caption(srcTable.Columns[i].ColumnName, ddTable);
field.IsKeyField = IsKeyField(srcTable.Columns[i].ColumnName, srcTable.PrimaryKey);
field.DataField = srcTable.Columns[i].ColumnName;
if (genAlternateColumns && i % 2 == 1)
{
field.NewLine = false;
}
this.FieldTypeSelector(srcTable.Columns[i].DataType, field);
svcCompChange.OnComponentChanging(formView, null);
formView.Fields.Add(field);
svcCompChange.OnComponentChanged(formView, null, null, null);
}
trans.Commit();
MessageBox.Show("generate fields successful!");
}
}
}
}
public void Preview(object sender, EventArgs e)
{
if (formView == null)
{
formView = this.Component as AjaxFormView;
}
if (formView.Fields.Count > 0)
{
List<AjaxViewFieldLayout> fieldLayouts = new List<AjaxViewFieldLayout>();
foreach (AjaxFormField field in formView.Fields)
{
AjaxViewFieldLayout fieldLayout = new AjaxViewFieldLayout();
fieldLayout.FieldName = field.DataField;
fieldLayout.Header = string.IsNullOrEmpty(field.Caption) ? field.DataField : field.Caption;
fieldLayout.NewLine = field.NewLine;
fieldLayout.FieldEditor = field.Editor;
fieldLayout.FieldWidth = formView.FieldWidth;
fieldLayout.LabelWidth = formView.LabelWidth;
fieldLayout.EditorWidth = field.Width;
fieldLayouts.Add(fieldLayout);
}
using (AjaxViewPreviewEditor editor = new AjaxViewPreviewEditor(fieldLayouts, "form"))
{
editor.ShowDialog();
}
}
}