public List<IWidgetHost> LoadWidgets(EventBrokerService eventBroker)
{
this.WidgetHolderPanel.Attributes.Add(ZONE_ID_ATTR, this.WidgetZoneId.ToString());
//this.WidgetHolderPanelTrigger.CssClass = "WidgetZoneUpdatePanel_" + this.WidgetZoneId.ToString();
var facade = Services.Get<Facade>();
{
this.WidgetInstances = facade.GetWidgetInstancesInZoneWithWidget(WidgetZoneId);
}
var controlsToDelete = new List<Control>();
foreach (Control control in this.WidgetHolderPanel.Controls)
if (control is IWidgetHost)
controlsToDelete.Add(control);
controlsToDelete.ForEach((c) => this.WidgetHolderPanel.Controls.Remove(c));
List<IWidgetHost> widgetHosts = new List<IWidgetHost>();
this.WidgetInstances.Each(instance =>
{
var widgetHost = CreateWidgetContainerFromWidgetInstance(eventBroker, instance);
widgetHosts.Add(widgetHost);
this.WidgetHolderPanel.Controls.Add(widgetHost as Control);
});
return widgetHosts;
}
public void AddNewWidget(EventBrokerService eventBroker, WidgetInstance instance)
{
var widgetHost = CreateWidgetContainerFromWidgetInstance(eventBroker, instance);
var widgetContainer = widgetHost as Control;
var existingControls = this.WidgetHolderPanel.Controls;
if (existingControls == null || existingControls.Count == 0)
{
this.WidgetHolderPanel.Controls.Add(widgetContainer);
}
else
{
var position = 0;
foreach (Control existingControl in existingControls)
{
if (existingControl is IWidgetHost)
{
var existingHost = existingControl as IWidgetHost;
if (existingHost.WidgetInstance.OrderNo >= instance.OrderNo)
{
break;
}
}
}
existingControls.AddAt(position, widgetContainer);
}
this.Refresh();
}
private IWidgetHost CreateWidgetContainerFromWidgetInstance(EventBrokerService eventBroker, WidgetInstance instance)
{
var widget = LoadControl(this.WidgetContainerPath) as Control;
widget.ID = "WidgetContainer" + instance.Id.ToString();
var widgetHost = widget as IWidgetHost;
widgetHost.WidgetInstance = instance;
widgetHost.IsLocked = this.IsLocked;
widgetHost.EventBroker = eventBroker;
widgetHost.Deleted += new Action<WidgetInstance, IWidgetHost>(Widget_Deleted);
return widgetHost;
}