protected override void OnNavigatedFrom(NavigationEventArgs e)
{
var store = new TransientDataStorage();
store.Backup(() => ViewModel, this.ViewModel);
store.Backup(ScrollPos, uxScrollViewer.VerticalOffset);
LogInstance.LogInfo("Backed up to transient storage: {0}", this.ViewModel);
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
if (DesignerProperties.IsInDesignTool) return;
const string key = TwitterSearchViewModel.StateKey;
var store = new TransientDataStorage();
var items = store.Restore<ObservableCollection<TweetItemViewModel>>(key);
if (null == items || !items.Any())
throw new NullReferenceException("Failed to find tweet items in store with key " + key);
var arg = this.NavigationContext.QueryString["TweetId"];
var tweetId = Convert.ToInt64(arg);
this.ViewModel = items.Where(i => i.TweetId == tweetId).FirstOrDefault();
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
if (DesignerProperties.IsInDesignTool) return;
var store = new TransientDataStorage();
var vm = store.Restore(()=> ViewModel);
var sessionIdArg = this.NavigationContext.QueryString["SessionId"];
this.SessionId = Convert.ToInt32(sessionIdArg);
if (null != vm && vm.SessionId == this.SessionId)
{
this.ViewModel = vm;
this.ScrollOffset = store.Restore<double>(ScrollPos);
LogInstance.LogInfo("Restored from transient storage: {0}", vm);
return;
}
LoadFromCoreData();
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
if (DesignerProperties.IsInDesignTool) return;
var speakerIdArg = this.NavigationContext.QueryString["SpeakerId"];
var speakerId = Convert.ToInt32(speakerIdArg);
var store = new TransientDataStorage();
var vm = store.Restore(() => ViewModel);
if (null != vm && vm.SpeakerId == speakerId)
{
this.ViewModel = vm;
this.ScrollOffset = store.Restore<double>(ScrollPos);
LogInstance.LogInfo("Restored from transient storage: {0}", vm);
return;
}
var coreData = IoC.Get<ICoreData>();
var speakers = coreData.Speakers;
this.ViewModel = speakers.Where(i => i.SpeakerId == speakerId).FirstOrDefault();
}
// Code to execute when the application is deactivated (sent to background)
// This code will not execute when the application is closing
private void Application_Deactivated(object sender, DeactivatedEventArgs e)
{
var tombstore = new TransientDataStorage();
tombstore.Backup("t_isLoginFlag", isLoginFlag);
tombstore.Backup("t_username", username);
tombstore.Backup("t_password", password);
tombstore.Backup("t_gtoken", gtoken);
tombstore.Backup("t_galbumlist", galbumlist);
tombstore.Backup("t_selectedAlbumIndex", selectedAlbumIndex);
tombstore.Backup("t_galbumImages", galbumImages);
tombstore.Backup("t_selectedImageIndex", selectedImageIndex);
}
// Code to execute when the application is activated (brought to foreground)
// This code will not execute when the application is first launched
private void Application_Activated(object sender, ActivatedEventArgs e)
{
if (e.IsApplicationInstancePreserved)
{
//do nothing, app is already activated
}
else
{
var tombstore = new TransientDataStorage();
isLoginFlag = tombstore.Restore<int>("t_isLoginFlag");
username = tombstore.Restore<string>("t_username");
password = tombstore.Restore<string>("t_password");
gtoken = tombstore.Restore<string>("t_gtoken");
galbumlist = tombstore.Restore<AlbumsList>("t_galbumlist");
selectedAlbumIndex = tombstore.Restore<int>("t_selectedAlbumIndex");
selectedImageIndex = tombstore.Restore<int>("t_selectedImageIndex");
galbumImages = tombstore.Restore<AlbumImages>("t_galbumImages");
}
}
// Code to execute when the application is activated (brought to foreground)
// This code will not execute when the application is first launched
private void Application_Activated(object sender, ActivatedEventArgs e)
{
if (e.IsApplicationInstancePreserved)
{
//do nothing
}
else
{
var tombstore = new TransientDataStorage();
wDB.strtempUnit = tombstore.Restore<string>("Unit");
wDB.strtemp = tombstore.Restore<string>("tempt");
wDB.strTitle = tombstore.Restore<string>("title");
wDB.strctext = tombstore.Restore<string>("cText");
wDB.strcwindspeed = tombstore.Restore<string>("cWindSpeed");
wDB.strspeedUnit = tombstore.Restore<string>("cSpeedUnit");
wDB.strchumid = tombstore.Restore<string>("cHumidity");
wDB.strcatmpressure = tombstore.Restore<string>("cPressure");
wDB.strpressureUnit = tombstore.Restore<string>("cPressureUnit");
wDB.strsunsettime = tombstore.Restore<string>("cSunset");
wDB.strsunrisetime = tombstore.Restore<string>("cSunrise");
wDB.strfdate = tombstore.Restore<string>("fdate");
wDB.strfday = tombstore.Restore<string>("fday");
wDB.strftext = tombstore.Restore<string>("fText");
wDB.strfhigh = tombstore.Restore<string>("fhigh");
wDB.strflow = tombstore.Restore<string>("flow");
}
}
// Code to execute when the application is deactivated (sent to background)
// This code will not execute when the application is closing
private void Application_Deactivated(object sender, DeactivatedEventArgs e)
{
var tombstore = new TransientDataStorage();
tombstore.Backup("Unit", App.wDB.strtempUnit);
tombstore.Backup("tempt", wDB.strtemp);
tombstore.Backup("title", wDB.strTitle);
tombstore.Backup("cText", wDB.strctext);
tombstore.Backup("cWindSpeed", wDB.strcwindspeed);
tombstore.Backup("cSpeedUnit", wDB.strspeedUnit);
tombstore.Backup("cHumidity", wDB.strchumid);
tombstore.Backup("cPressure", wDB.strcatmpressure);
tombstore.Backup("cPressureUnit", wDB.strpressureUnit);
tombstore.Backup("cSunset", wDB.strsunsettime);
tombstore.Backup("cSunrise", wDB.strsunrisetime);
tombstore.Backup("fdate", wDB.strfdate);
tombstore.Backup("fday", wDB.strfday);
tombstore.Backup("fText", wDB.strftext);
tombstore.Backup("fhigh", wDB.strfhigh);
tombstore.Backup("flow", wDB.strflow);
}
private void RestoreFromTransientStorage()
{
LogInstance.LogInfo("Restoring from transient storage");
var storage = new TransientDataStorage();
this.Sessions = storage.Restore<List<SessionItemViewModel>>("CoreData.Sessions");
this.Speakers = storage.Restore<List<SpeakerItemViewModel>>("CoreData.Speakers");
LogInstance.LogInfo((null == this.Sessions) ? "Sessions not found in storage" : "Restored sessions from storage");
LogInstance.LogInfo((null == this.Speakers) ? "Speakers not found in storage" : "Restored speakers from storage");
if (null == this.Sessions)
this.Sessions = new List<SessionItemViewModel>();
if (null == this.Speakers)
this.Speakers = new List<SpeakerItemViewModel>();
this.IsLoaded = (this.Sessions.Any() && this.Speakers.Any());
LogInstance.LogInfo("Restore complete. Data found? : {0}", this.IsLoaded);
}
private void BackupToTransientStorage()
{
LogInstance.LogInfo("Backing up core data to transient storage");
var storage = new TransientDataStorage();
storage.Backup("CoreData.Sessions", this.Sessions);
storage.Backup("CoreData.Speakers", this.Speakers);
LogInstance.LogInfo("Core data backup complete");
}
// Code to execute when the application is deactivated (sent to background)
// This code will not execute when the application is closing
private void Application_Deactivated(object sender, DeactivatedEventArgs e)
{
//Backup Transient data
var store = new TransientDataStorage();
store.Backup(IsolatedStorageKeys.MAIN_VIEW_MODEL, App.MainVM);
store.Backup(IsolatedStorageKeys.SEARCH_VIEW_MODEL, App.SearchVM);
store.Backup(IsolatedStorageKeys.JOB_VIEW_MODEL, App.JobVM);
}
// Code to execute when the application is activated (brought to foreground)
// This code will not execute when the application is first launched
private void Application_Activated(object sender, ActivatedEventArgs e)
{
//CheckLicense();
//Restore Transient data
var store = new TransientDataStorage();
App.MainVM = store.Restore<MainViewModel>(IsolatedStorageKeys.MAIN_VIEW_MODEL);
App.SearchVM = store.Restore<SearchViewModel>(IsolatedStorageKeys.SEARCH_VIEW_MODEL);
App.JobVM = store.Restore<JobViewModel>(IsolatedStorageKeys.JOB_VIEW_MODEL);
}
// Code to execute when the application is activated (brought to foreground)
// This code will not execute when the application is first launched
private void Application_Activated(object sender, ActivatedEventArgs e)
{
if (e.IsApplicationInstancePreserved)
{
//do nothing
}
else
{
var store = new TransientDataStorage();
username = store.Restore<string>("username");
password = store.Restore<string>("password");
auth = store.Restore<string>("auth");
albums = store.Restore<MyAlbumCollection>("albums");
albumImages = store.Restore<MyAllalbumimages>("albumImages");
selectedImageIndex = store.Restore<int>("selectedImageIndex");
selectedAlbumIndex = store.Restore<int>("selectedAlbumIndex");
}
}
// Code to execute when the application is deactivated (sent to background)
// This code will not execute when the application is closing
private void Application_Deactivated(object sender, DeactivatedEventArgs e)
{
var store = new TransientDataStorage();
store.Backup("username", username);
store.Backup("password", password);
store.Backup("auth", auth);
store.Backup("albums", albums);
store.Backup("albumImages",albumImages);
store.Backup("selectedImageIndex", selectedImageIndex);
store.Backup("selectedAlbumIndex",selectedAlbumIndex);
}
