public void SetTitleInfo(Category category)
{
if (category != null && !category.Equals(Category))
{
if (category.ImagePath != null)
{
try
{
_imageCategoryView.SetImageBitmap(BitmapFactory.DecodeFile(category.ImagePath));
}
catch (Exception)
{
//TODO : log error
}
LayoutParams param = (LayoutParams)_textCategoryView.LayoutParameters;
param.SetMargins(60,0,60,0);
_textCategoryView.LayoutParameters = param;
}
else
{
LayoutParams param = (LayoutParams)_textCategoryView.LayoutParameters;
param.SetMargins(120,0,60,0);
_textCategoryView.LayoutParameters = param;
_imageCategoryView.SetImageDrawable(new ColorDrawable(Color.Red));
}
_textCategoryView.Text = category.Text;
_category = category;
}
}
private void OnCategorySelected(Category category)
{
MessageDialogService.DismissDialog(DialogId);
if (SelectedCallback != null)
{
SelectedCallback(category);
}
}
private void GoIntoAction(Category category)
{
if (!category.HasChildren)
{
var trad = DependencyService.Container.Resolve<ILocalizationService>();
var message = trad.GetString("Collection_CategoryEmpty", "Text");
LazyResolver<IPopupService>.Service.DisplayPopup(message);
}
else
{
PushCategory(category);
}
}
#pragma warning disable 1998
public async Task InitializeAsync()
#pragma warning restore 1998
{
string dbPath = LazyResolver<IStorageService>.Service.DatabasePath;
// Initialize connection
_connection = new SQLiteConnection(_platform, dbPath);
_connection.CreateTable<IndiagramSql>();
// Load all the database
_databaseContent = Connection.Table<IndiagramSql>().OrderBy(x => x.ParentId).ThenBy(x => x.Position).ToList();
// Load the collection
Category collectionRoot = new Category { Id = IndiagramSql.ROOT_PARENT };
List<Category> categories = new List<Category> { collectionRoot };
for (int i = 0; i < categories.Count; ++i)
{
Category category = categories[i];
GetInterval(_databaseContent, category.Id).ForEach(x =>
{
Indiagram indiagram = x.ToModel();
indiagram.Parent = category;
category.Children.Add(indiagram);
if (indiagram.IsCategory)
{
categories.Add(indiagram as Category);
}
});
}
collectionRoot.Children.ForEach(x =>
{
x.Parent = null;
Collection.Add(x);
});
_databaseContent = _databaseContent.OrderBy(x => x.Id).ToList();
IsInitialized = true;
}
private void OnCategorySelected(Category category)
{
if (!Data.Model.Indiagram.AreSameIndiagram(CurrentIndiagram.Parent, category))
{
CurrentIndiagram.Parent = category;
RefreshBrothers();
}
}
protected AbstractBrowserViewModel()
{
NextCommand = new DelegateCommand(NextAction);
IndiagramSelectedCommand = new DelegateCommand<Indiagram>(IndiagramSelectedAction);
// Load collection
ObservableCollection<Indiagram> collection = CollectionStorageService.Collection;
_rootCollection = new Category(collection)
{
Text = LocalizationService.GetString("Collection_RootCategoryName", "Text"),
ImagePath = StorageService.ImageRootPath,
};
}
protected void PushCategory(Category category, bool canBePopped = true)
{
if (_navigationStack.Any())
{
_navigationStack.Peek().Children.CollectionChanged -= OnCollectionChanged;
}
_canCategoryBePopped = canBePopped;
category.Children.CollectionChanged += OnCollectionChanged;
_navigationStack.Push(category);
RaisePropertyChanged("CurrentCategory");
RewindCategory();
RefreshDisplayList();
}
private void PushCategory(Category category)
{
_navigationStack.Push(category);
CollectionOffset = 0;
CurrentCategory = category;
}
public UserViewModel()
{
Category rootCategory = new Category(CollectionStorageService.Collection)
{
Id = -1,
Text = LocalizationService.GetString("Collection_RootCategoryName", "Text"),
ImagePath = StorageService.ImageRootPath,
};
_correctionCategory = new Category
{
Id = -2,
Text = LocalizationService.GetString("Collection_CorrectionCategoryName", "Text"),
ImagePath = StorageService.ImageCorrectionPath
};
CollectionIndiagramSelectedCommand = new DelegateCommand<Indiagram>(CollectionIndiagramSelectedAction);
CollectionIndiagramDragStartCommand = new DelegateCommand<Indiagram>(CollectionIndiagramDragStartAction);
SentenceIndiagramSelectedCommand = new DelegateCommand<IndiagramUIModel>(SentenceIndiagramSelectedAction);
EnterCorrectionModeCommand = new DelegateCommand(EnterCorrectionModeAction);
CollectionNextCommand = new DelegateCommand(CollectionNextAction);
ReadSentenceCommand = new DelegateCommand(ReadSentenceAction);
PushCategory(rootCategory);
TextToSpeechService.SpeakingCompleted += OnIndiagramReadCompleted;
}
private void DeleteTree(Category category)
{
if (category == null)
{
return;
}
category.Children.ForEach(x =>
{
IndiagramSql indiagram = SearchById(x.Id);
if (x.IsCategory)
{
DeleteTree(x as Category);
}
_databaseContent.Remove(indiagram);
try
{
Connection.Delete<IndiagramSql>(indiagram.Id);
}
catch (Exception)
{
//TODO : log error
}
});
}