public MainViewModel()
: base()
{
if (!IsInDesignMode)
{
PagesHomeViewModel = new Pages.HomeViewModel();
PagesSearchViewModel = new Pages.SearchViewModel();
PagesChapterReaderViewModel = new Pages.ChapterReaderViewModel();
PagesSettingsViewModel = new Pages.SettingsViewModel();
Messenger.Instance.RegisterRecipient <BaseViewModel>(this, RequestingView =>
{
if (!Equals(ContentViewModel, RequestingView))
{
if (!Equals(ContentViewModel, null))
{
ContentViewModel.LostFocus();
}
ContentViewModel = RequestingView;
RequestingView.Focused();
}
}, "FocusRequest");
Messenger.Instance.RegisterRecipient <Boolean>(this, PullPreviousFocus =>
{
if (!Equals(PreviousContentViewModel, null))
{
if (PullPreviousFocus)
{
PreviousContentViewModel.PullFocus();
}
}
}, "PreviousFocusRequest");
ServicePointManager.DefaultConnectionLimit = App.ContentDownloadManager.MaxActiveDownloadCount;
ActiveDownloadsTimer = new Timer(state =>
{ // Monitor the ContentDownloadManager IsActive property
App.RunOnUiThread(new Action(() =>
{
if (!Equals(App.ContentDownloadManager.IsActive, DownloadsActive))
{
DownloadsActive = App.ContentDownloadManager.IsActive;
}
}));
}, null, TimeSpan.FromSeconds(3), TimeSpan.FromSeconds(3));
PagesHomeViewModel.PullFocus();
}
else
{
ContentViewModel = PagesHomeViewModel;
}
}
