public BackupAndRestorePosition(IObservable <EventType> events, PositionWindowsByProcessCollector collector, PostionRestoreOperator restoreOperator, IReadOnlyCollection <string> excludedProcesses, INotificationBus bus)
{
_collector = collector;
var options = new PositionWindowsByProcessCollectorOptions(
window => string.IsNullOrWhiteSpace(window.Title)
//|| window.Rectangle.IsEmpty
//|| window.Rectangle.IsOffScreen() since there is a monitor left to main window, this does not work
|| window.Placement.showCmd == User32.ShowState.SW_HIDE ||
!window.IsVisible
,
process => excludedProcesses.Any(n => process.ProcessName.Contains(n))
);
_subscription = events
.Do(e =>
{
if (e == EventType.Backup)
{
_positionWindowsByProcesses = _collector.Collect(options);
bus.Emit(new BackupNotification(_positionWindowsByProcesses));
Console.WriteLine($"{DateTime.Now} - BACKUP");
}
else
{
restoreOperator.Restore(_positionWindowsByProcesses);
Console.WriteLine($"{DateTime.Now} - RESTORE");
}
})
.Subscribe();
}
private static IObservable <BackupAndRestorePosition.EventType> CreateFromSessionSwitch(INotificationBus bus)
{
return(Observable.FromEventPattern <SessionSwitchEventHandler, SessionSwitchEventArgs>(
ev => SystemEvents.SessionSwitch += ev,
ev => SystemEvents.SessionSwitch -= ev)
.Select(eventPattern => eventPattern.EventArgs.Reason)
.Where(reason => reason == SessionSwitchReason.SessionLock || reason == SessionSwitchReason.SessionUnlock)
.Select(reason =>
{
if (reason == SessionSwitchReason.SessionLock)
{
bus.Emit(new BackupOrRestore("Backup triggered by SessionLock event"));
return BackupAndRestorePosition.EventType.Backup;
}
else
{
bus.Emit(new BackupOrRestore("Restore triggered by SessionUnlock event"));
return BackupAndRestorePosition.EventType.Restore;
}
}));
}
private static IObservable <BackupAndRestorePosition.EventType> CreateFromPowerMode(INotificationBus bus)
{
return(Observable.FromEventPattern <PowerModeChangedEventHandler, PowerModeChangedEventArgs>(
ev => SystemEvents.PowerModeChanged += ev,
ev => SystemEvents.PowerModeChanged -= ev
)
.Select(eventPattern => eventPattern.EventArgs.Mode)
.Where(mode => mode != PowerModes.StatusChange)
.Select(mode =>
{
if (mode == PowerModes.Suspend)
{
bus.Emit(new BackupOrRestore("Backup triggered by Suspend event"));
return BackupAndRestorePosition.EventType.Backup;
}
else
{
bus.Emit(new BackupOrRestore("Restore triggered by Power Event event"));
return BackupAndRestorePosition.EventType.Restore;
}
}));
}