protected override void OnDeactivated()
{
Window.TemplateChanged -= new EventHandler(window_TemplateChanged);
UnsubscribeFromContainerEvents();
navigationActionContainer = null;
base.OnDeactivated();
}
private void NavigationActionContainer_Unload(object sender, EventArgs e)
{
NavigationActionContainer navigationActionContainer = (NavigationActionContainer)sender;
navigationActionContainer.Unload -= new EventHandler(NavigationActionContainer_Unload);
OnControlInitialized(navigationActionContainer);
}
private void NavigationActionContainer_Init(object sender, EventArgs e)
{
NavigationActionContainer navigationActionContainer = (NavigationActionContainer)sender;
navigationActionContainer.Init -= new EventHandler(NavigationActionContainer_Init);
ReadValue();
}
protected void SetupNavigationControl(NavigationActionContainer navigationActionContainer) {
var navBar = navigationActionContainer.NavigationControl as NavBarNavigationControl;
if (navBar != null) {
navBar.ActiveGroupChanged += navBar_ActiveGroupChanged;
navBar.Click += navBar_Click;
}
}
private void Frame_TemplateChanged(object sender, EventArgs e)
{
NavigationActionContainer result = FindNavigationActionContainer();
if (result != null)
{
SetupNavigationControl(result);
}
}
void Window_ProcessActionContainer(object sender, ProcessActionContainerEventArgs e)
{
UnsubscribeFromContainerEvents();
if (e.ActionContainer is NavigationActionContainer)
{
navActionContainer = e.ActionContainer as NavigationActionContainer;
SubscribeToContainerEvents();
SetupNavBar();
}
}
protected void SetupNavigationControl(NavigationActionContainer navigationActionContainer)
{
var navBar = navigationActionContainer.NavigationControl as NavBarNavigationControl;
if (navBar != null)
{
navBar.ActiveGroupChanged += navBar_ActiveGroupChanged;
navBar.Click += navBar_Click;
}
}
protected override void OnDeactivated()
{
Window.ProcessActionContainer -= Window_ProcessActionContainer;
UnsubscribeFromContainerEvents();
navActionContainer = null;
base.OnDeactivated();
// Unsubscribe from previously subscribed events and release other references and resources.
base.OnDeactivated();
}
protected override object CreateControlCore()
{
NavigationActionContainer navigationActionContainer = new NavigationActionContainer();
navigationActionContainer.DisableDelayedCreation();
navigationActionContainer.RecoverViewStateOnNavigationCallback = true;
navigationActionContainer.ContainerId = "TestNavigation";
navigationActionContainer.Init += new EventHandler(NavigationActionContainer_Init);
navigationActionContainer.Load += new EventHandler(NavigationActionContainer_Load);
navigationActionContainer.Unload += new EventHandler(NavigationActionContainer_Unload);
return(navigationActionContainer);
}
private void NavigationActionContainer_Load(object sender, EventArgs e)
{
NavigationActionContainer navigationActionContainer = (NavigationActionContainer)sender;
navigationActionContainer.Load -= new EventHandler(NavigationActionContainer_Load);
ICallbackManagerHolder holder = navigationActionContainer.Page as ICallbackManagerHolder;
if (holder != null)
{
holder.CallbackManager.RegisterHandler(NavigationActionContainer.XafNavigationHandlerId, navigationActionContainer);
}
}
protected override IActionContainer FindNavigationActionContainer()
{
foreach (IActionContainer actionContainer in Window.Template.GetContainers())
{
NavigationActionContainer result = actionContainer as NavigationActionContainer;
if (result != null)
{
return(result);
}
}
return(null);
}
protected override void OnDeactivated()
{
Window.ProcessActionContainer -= Window_ProcessActionContainer;
UnsubscribeFromContainerEvents();
navActionContainer = null;
if (this.searchPanel != null)
{
searchPanel.Dispose();
}
base.OnDeactivated();
}
protected override void SetupNavigationControl(IActionContainer container)
{
NavigationActionContainer navigationActionContainer = (NavigationActionContainer)container;
NavBarNavigationControl navBar = navigationActionContainer.NavigationControl as NavBarNavigationControl;
if (navBar != null)
{
navBar.ActiveGroupChanged += navBar_ActiveGroupChanged;
}
TreeListNavigationControl treeList = navigationActionContainer.NavigationControl as TreeListNavigationControl;
if (treeList != null)
{
treeList.FocusedNodeChanged += treeList_FocusedNodeChanged;
}
}
private void window_TemplateChanged(object sender, EventArgs e)
{
if (Window.Template != null)
{
UnsubscribeFromContainerEvents();
foreach (object actionContainer in Window.Template.GetContainers())
{
navigationActionContainer = actionContainer as NavigationActionContainer;
if (navigationActionContainer != null)
{
SubscribeToContainerEvents();
SetupNavBar();
break;
}
}
}
}
protected override void ReadValueCore()
{
NavigationActionContainer.Register((SingleChoiceAction)PropertyValue, NavigationObject.NavigationStyle);
}
