private void PanelForm_Activate(object sender, System.EventArgs e)
{
PanelList.DataSource = GetCustomersData(PanelFormTextBox.Text);
PanelList.DataMember = "Customers";
PanelList.DataTextField = "ContactName";
PanelList.DataBind();
}
private void QueryCmd_Click(object sender, System.EventArgs e)
{
ActiveForm = ResultsForm;
CustList.DataSource = GetCustomersByName(NameTextBox.Text);
CustList.DataMember = "Customers";
CustList.DataTextField = "ContactName";
CustList.DataBind();
}
private void Form1_Activate(object sender, System.EventArgs e)
{
DataSet ds = GetCustomersData();
List1.DataSource = ds;
List1.DataMember = "Customers";
List1.DataTextField = "ContactName";
List1.DataBind();
}
// A helper function to do the common code for DataBind and
// RenderChildren.
private void DataBindAndRender(HtmlMobileTextWriter writer,
List list,
ArrayList arr)
{
list.DataSource = arr;
list.DataBind();
list.Visible = true;
list.RenderControl(writer);
}
private void DataBindListWithEmptyValues(List list, int arraySize)
{
ArrayList arr = new ArrayList();
for (int i = 0; i < arraySize; i++)
{
arr.Add("");
}
list.DataSource = arr;
list.DataBind();
}
/// <summary>
/// <para>
/// Gets the HTML to be used for the design-time representation
/// of the control.
/// </para>
/// </summary>
/// <returns>
/// <para>
/// The design-time HTML.
/// </para>
/// </returns>
/// <remarks>
/// <para>
/// The rule for handing DesignTimeHTML is similar to System.Web.UI.DataList control,
/// if list has a HTML templateset, then generate sample data from static data or
/// dynamic data (if static data does not exist). Show the sample data with templates
/// applied.
/// </para>
/// </remarks>
protected override String GetDesignTimeNormalHtml()
{
IEnumerable selectedDataSource = null;
String oldDataTextField = null, oldDataValueField = null;
bool dummyDataSource = false;
DesignerTextWriter writer = new DesignerTextWriter(true);
// Apply the current device specific
if (_list.DeviceSpecific != null)
{
_list.DeviceSpecific.SetDesignerChoice(CurrentChoice);
}
MobileListItemCollection items = _list.Items;
Debug.Assert(items != null, "Items is null in LisControl");
MobileListItem[] oldItems = items.GetAll();
// Hack: If List is templated, use DataBind() to create child controls.
// If it is empty, use dummy data source to create fake child controls.
if (_list.IsTemplated || items.Count == 0)
{
int sampleRows = items.Count;
// If List does not contain any items, use five dummy items.
if (sampleRows == 0)
{
sampleRows = 5;
}
// try designtime databinding.
selectedDataSource = GetResolvedSelectedDataSource();
// Recreate the dummy data table, if number of items changed. BUG from webforms
if (sampleRows != _numberItems)
{
OnDummyDataTableChanged();
// keep the new item count
_numberItems = sampleRows;
}
IEnumerable designTimeDataSource =
GetDesignTimeDataSource(selectedDataSource, sampleRows, out dummyDataSource);
// If dummy datasource is applied, change the data fields so that
// dummy source will be rendered.
if (dummyDataSource)
{
oldDataTextField = _list.DataTextField;
oldDataValueField = _list.DataValueField;
_list.DataTextField = "Column0";
_list.DataValueField = "Column1";
}
try
{
_list.DataSource = designTimeDataSource;
_list.DataBind();
_list.Adapter.Render(writer);
}
finally
{
_list.DataSource = null;
// restore the old items since databinding creates items from templates.
_list.Items.SetAll(oldItems);
// clear all child controls created by databinding.
_list.Controls.Clear();
if (dummyDataSource)
{
_list.DataTextField = oldDataTextField;
_list.DataValueField = oldDataValueField;
}
}
}
// Otherwise, list only contains static items, just render it directly.
else
{
_list.Adapter.Render(writer);
}
return(writer.ToString());
}
