public MainPageDesignViewModel()
        {
            var root1Folder = new Folders{Name = "Root1", Id = 1,Parent = 0};
            var root1Dvm = new FolderDesignViewModel(root1Folder, null, _folderTree);
            _folderItems.Add(root1Dvm);
            var root2Folder = new Folders{Name = "Root2",Id = 2,Parent = 0};
            var root2Dvm = new FolderDesignViewModel(root2Folder, null, _folderTree);
            _folderItems.Add(root2Dvm);
            var root3Folder = new Folders{Name = "Root3",Id = 3,Parent = 0};
            var root3Dvm = new FolderDesignViewModel(root3Folder, null, _folderTree);
            _folderItems.Add(root3Dvm);
            root2Dvm.AddChild("Child1");
            root2Dvm.AddChild("Child2");
            root2Dvm.AddChild("Child3");
            _folderTree.Children = _folderItems;
            AccountsList = new ObservableCollection<AccountDesignViewModel>()
            {
                new AccountDesignViewModel()
                {
                    Id = 1, Name = "My account"
                },
                new AccountDesignViewModel()
                {
                    Id = 2, Name = "My other account"
                }   
            };

        }
        public MainPageDesignViewModel()
        {
            var root1Folder = new Folders {
                Name = "Root1", Id = 1, Parent = 0
            };
            var root1Dvm = new FolderDesignViewModel(root1Folder, null, _folderTree);

            _folderItems.Add(root1Dvm);
            var root2Folder = new Folders {
                Name = "Root2", Id = 2, Parent = 0
            };
            var root2Dvm = new FolderDesignViewModel(root2Folder, null, _folderTree);

            _folderItems.Add(root2Dvm);
            var root3Folder = new Folders {
                Name = "Root3", Id = 3, Parent = 0
            };
            var root3Dvm = new FolderDesignViewModel(root3Folder, null, _folderTree);

            _folderItems.Add(root3Dvm);
            root2Dvm.AddChild("Child1");
            root2Dvm.AddChild("Child2");
            root2Dvm.AddChild("Child3");
            _folderTree.Children = _folderItems;
            AccountsList         = new ObservableCollection <AccountDesignViewModel>()
            {
                new AccountDesignViewModel()
                {
                    Id = 1, Name = "My account"
                },
                new AccountDesignViewModel()
                {
                    Id = 2, Name = "My other account"
                }
            };
        }