/// <summary>
/// Forderrt zum Einschläfern des Dienstrechners auf.
/// </summary>
/// <param name="controller">Der zu verwendende Dienstrechner.</param>
internal void TryHibernate(ProcessingItem controller)
{
// Fire here after close
m_forHibernate = controller;
// Close
Close();
}
/// <summary>
///
/// </summary>
/// <param name="controller"></param>
/// <param name="oldState"></param>
/// <param name="newState"></param>
/// <param name="mustHibernate"></param>
/// <param name="pendingExtensions"></param>
/// <returns>Gesetzt, wenn der Dialog geöffnet wurde und inaktiv, wenn er geschlossen wurde. <i>null</i> zeigt an,
/// dass die Kontrolle über den Schlafzustand nicht hier erfolgt.</returns>
private bool? GetHibernationDialogState( ProcessingItem controller, TrayColors oldState, TrayColors newState, bool mustHibernate, bool pendingExtensions )
{
// Only if watching local server
if (!frameLocal.Enabled)
return null;
// Only if this is the local server (do not hide hibernation if active)
var view = controller.View;
if (!view.Settings.IsLocal)
return null;
// Can not hibernate
if (m_Settings.HibernationDelay < 1)
{
// Dialog should not be shown
HideHibernation();
// Not responsible
return null;
}
// See if hibernation is temporarily disabled
if (m_BlockHibernate < DateTime.MaxValue)
if (DateTime.UtcNow <= m_BlockHibernate)
return false;
// Only if server is now idle
if (TrayColors.Standard != newState)
if (TrayColors.Green != newState)
return false;
// See if hibernation dialog has run through
if (null != m_Hibernation)
if (m_Hibernation.MustHibernateNow)
{
// See if there are pending extensions
if (!pendingExtensions)
m_Hibernation.TryHibernate( controller );
// No change required
return null;
}
else if (m_Hibernation.Visible)
return null;
// Only if we come from recording
if (!mustHibernate)
return false;
// Release
if (null != m_Hibernation)
{
// Shutdown
m_Hibernation.Dispose();
// Forget
m_Hibernation = null;
}
// Create dialog
m_Hibernation = new HibernateDialog();
// Initialize and show up
m_Hibernation.Owner = this;
m_Hibernation.Start( m_Settings.HibernationDelay );
m_Hibernation.Show();
// Hibernation dialog is running
return true;
}
private bool GetHibernationDialogPoppedUp( ProcessingItem controller, TrayColors oldState, TrayColors newState, bool mustHibernate, bool pendingExtensions )
{
// Do the check
bool? dialogState = GetHibernationDialogState( controller, oldState, newState, mustHibernate, pendingExtensions );
// Just don't mess around with the hibernation dialog
if (!dialogState.HasValue)
return false;
// Dialog should not be shown
if (!dialogState.Value)
HideHibernation();
// Actually we feel responsible but optimize a bit to avoid too many callbacks
return mustHibernate;
}
internal bool ProcessStateAndCheckHibernation( ProcessingItem controller, TrayColors state, bool mustHibernate, bool pendingExtensions )
{
// Load view
var view = controller.View;
// Report
Log( "{0}:{1} report received for {2}", view.Settings.ServerName, view.Settings.ServerPort, state );
// May be (normally) on the wrong thread
if (InvokeRequired)
{
// Forward
return (bool)Invoke( new ReportPattern( ProcessStateAndCheckHibernation ), controller, state, mustHibernate, pendingExtensions );
}
// Get the previous state
TrayColors oldState = TrayColors.Unknown;
// Find the view
int index = lstServers.Items.IndexOf( view );
if (index >= 0)
if (index < m_Icons.Count)
{
// Attach to the icon
var tray = m_Icons[index];
// Find
foreach (var test in m_TrayIcons)
if (ReferenceEquals( test.Value, tray.Icon ))
{
// Remember
oldState = test.Key;
// Stop
break;
}
// Set the new state
SetNotifyIcon( tray, state );
}
// Prepare next loop
view.EndProcessing();
// Process transition
return GetHibernationDialogPoppedUp( controller, oldState, state, mustHibernate, pendingExtensions );
}
private void tickProcess_Tick( object sender, EventArgs e )
{
// Report
Log( "Timer elapsed" );
// Check all servers
foreach (PerServerSettings.PerServerView view in lstServers.Items)
{
// Attach to settings
PerServerSettings settings = view.Settings;
// Skip
if (view.IsProcessing)
{
// Report
Log( "{0}:{1} is still processing, last processed {2}", settings.ServerName, settings.ServerPort, view.LastProcessed );
// Next
continue;
}
// Calculate next processing time
DateTime next = view.LastProcessed.AddSeconds( settings.RefreshInterval );
// Not yet
if (next >= DateTime.UtcNow)
{
// Report
Log( "{0}:{1} will delay until {2}", settings.ServerName, settings.ServerPort, next );
// Next
continue;
}
// Create processing item
ProcessingItem item = new ProcessingItem( view, this );
// Run it
if (ThreadPool.QueueUserWorkItem( item.CheckServer ))
{
// Report
Log( "{0}:{1} processing enqueued", settings.ServerName, settings.ServerPort );
}
else
{
// Report
Log( "{0}:{1} processing started manually", settings.ServerName, settings.ServerPort );
// Run manually
item.CheckServer( null );
}
}
}
/// <summary>
/// Forderrt zum Einschläfern des Dienstrechners auf.
/// </summary>
/// <param name="controller">Der zu verwendende Dienstrechner.</param>
internal void TryHibernate( ProcessingItem controller )
{
// Fire here after close
m_forHibernate = controller;
// Close
Close();
}
