/// <summary>
/// Erzeugt eine Instanz der HomescreenViewModel Klasse.
/// </summary>
/// <param name="navService">Eine Referenz auf den Navigationsdienst der Anwendung.</param>
/// <param name="errorMapper">Eine Referenz auf den Fehlerdienst der Anwendung.</param>
public HomescreenViewModel(INavigationService navService, IErrorMapper errorMapper)
: base(navService, errorMapper)
{
groupController = new GroupController();
currentGroups = new Dictionary<int, Group>();
// Initialisiere die Befehle.
SearchChannelsCommand = new RelayCommand(param => executeSearchChannelsCommand(), param => canSearchChannels());
AddGroupCommand = new RelayCommand(param => executeAddGroupCommand(), param => canAddGroup());
SearchGroupsCommand = new RelayCommand(param => executeSearchGroupsCommand(), param => canSearchGroups());
ChannelSelected = new RelayCommand(param => executeChannelSelected(param), param => canSelectChannel());
GroupSelected = new RelayCommand(param => executeGroupSelected(param), param => canSelectGroup());
SynchronizeAllGroupsCommand = new AsyncRelayCommand(param => executeSynchronizeAllGroupsCommandAsync(), param => canSynchronizeAllGroups());
SynchronizeAllChannelsCommand = new AsyncRelayCommand(param => executeSynchronizeAllChannelsCommandAsync(), param => canSynchronizeAllChannels());
}
/// <summary>
/// Erzeugt eine Instanz der Klasse AddAndEditBallotViewModel.
/// </summary>
/// <param name="navService">Eine Referenz auf den Navigationsdienst der Anwendung.</param>
/// <param name="errorMapper">Eine Referenz auf den Fehlerdienst der Anwendung.</param>
public AddAndEditBallotViewModel(INavigationService navService, IErrorMapper errorMapper)
: base (navService, errorMapper)
{
groupController = new GroupController(this);
if (BallotOptionsCollection == null)
BallotOptionsCollection = new ObservableCollection<Option>();
// Befehle
CreateBallotCommand = new AsyncRelayCommand(
param => executeCreateBallotCommandAsync(),
param => canCreateBallot());
EditBallotCommand = new AsyncRelayCommand(
param => executeEditBallotAsync(),
param => canEditBallot());
AddBallotOptionCommand = new RelayCommand(
param => executeAddOptionTextCommand(),
param => canAddOptionText());
RemoveBallotOptionCommand = new RelayCommand(
param => executeRemoveOptionTextCommand(param),
param => canRemoveOptionText());
}
/// <summary>
/// Erzeugt eine Instanz der Klasse SearchGroupViewModel.
/// </summary>
/// <param name="navService"></param>
/// <param name="errorMapper"></param>
public SearchGroupViewModel(INavigationService navService, IErrorMapper errorMapper)
: base (navService, errorMapper)
{
// Erzeuge Instanz von GroupController.
groupController = new GroupController();
if (Groups == null)
{
Groups = new ObservableCollection<Group>();
}
// Setze initiale Parameter.
WorkingGroupSelected = true;
TutorialGroupSelected = true;
HasEmptySearchResult = false;
// Befehle erzeugen
GroupSelectedCommand = new AsyncRelayCommand(param => executeGroupSelectedCommandAsync(param));
SearchGroupsCommand = new AsyncRelayCommand(
param => executeSearchGroupsCommandAsync(),
param => canSearchGroups()
);
}
/// <summary>
/// Erzeugt eine Instanz der Klasse AddGroupViewModel.
/// </summary>
/// <param name="navService">Eine Referenz auf den Navigationsdienst der Anwendung.</param>
/// <param name="errorMapper">Eine Referenz auf den Fehlerdienst der Anwendung.</param>
public AddAndEditGroupViewModel(INavigationService navService, IErrorMapper errorMapper)
: base(navService, errorMapper)
{
// Erzeuge Referenz auf GroupController mit Validierungsfehler-Meldung.
groupController = new GroupController(this);
// Erzeuge Befehle.
AddGroupCommand = new AsyncRelayCommand(param => executeAddGroupCommand(), param => canAddGroup());
EditGroupCommand = new AsyncRelayCommand(param => executeEditGroupAsync(), param => canEditGroup());
}
/// <summary>
/// Erzeugt eine Instanz der Klasse GroupDetailsViewModel.
/// </summary>
/// <param name="navService">Eine Referenz auf den Navigationsdienst der Anwendung.</param>
/// <param name="errorMapper">Eine Referenz auf den Fehlerdienst der Anwendung.</param>
public GroupDetailsViewModel(INavigationService navService, IErrorMapper errorMapper)
: base(navService, errorMapper)
{
// Erzeuge Controller-Instanz.
groupController = new GroupController(this);
IsGroupParticipant = false;
HasLeaveOption = false;
localUser = groupController.GetLocalUser();
if (BallotCollection == null)
BallotCollection = new ObservableCollection<Ballot>();
if (ConversationCollection == null)
ConversationCollection = new ObservableCollection<Conversation>();
// Erzeuge Befehle.
JoinGroupCommand = new AsyncRelayCommand(
param => executeJoinGroupCommandAsync(),
param => canJoinGroup());
LeaveGroupCommand = new AsyncRelayCommand(
param => executeLeaveGroupCommandAsync(),
param => canLeaveGroup());
EditGroupCommand = new RelayCommand(
param => executeEditGroupCommand(),
param => canEditGroup());
ConversationSelectedCommand = new RelayCommand(
param => executeConversationSelectedCommand(param));
SynchronizeDataCommand = new AsyncRelayCommand(
param => executeSynchronizeDataCommandAsync(),
param => canSynchronizeData());
DeleteGroupCommand = new AsyncRelayCommand(
param => executeDeleteGroupAsync(),
param => canDeleteGroup());
DeleteGroupLocallyCommand = new RelayCommand(
param => executeDeleteGroupLocallyCommand(),
param => canDeleteGroupLocally());
ChangeToGroupSettingsCommand = new RelayCommand(
param => executeChangeToGroupSettingsCommand(),
param => canChangeToGroupSettings());
ChangeToAddConversationDialog = new RelayCommand(
param => executeChangeToAddConversationDialog(),
param => canChangeToAddConversationDialog());
BallotSelectedCommand = new RelayCommand(
param => executeBallotSectedCommand(param));
SwitchToCreateBallotDialogCommand = new RelayCommand(
param => executeSwitchToCreateBallotDialogCommand(),
param => canSwitchToCreateBallotDialog());
SwichToGroupParticipantsViewCommand = new RelayCommand(
param => executeSwitchToGroupParticipantsView(),
param => canSwitchToGroupParticipantsView());
}
/// <summary>
/// Erzeugt eine Instanz der Klasse BallotDetailsViewModel.
/// </summary>
/// <param name="navService">Eine Referenz auf den Navigationsdienst der Anwendung.</param>
/// <param name="errorMapper">Eine Referenz auf den Fehlerdienst der Anwendung.</param>
public BallotDetailsViewModel(INavigationService navService, IErrorMapper errorMapper)
: base (navService, errorMapper)
{
groupController = new GroupController(this);
localUser = groupController.GetLocalUser();
if (BallotOptionCollection == null)
BallotOptionCollection = new ObservableCollection<Option>();
if (VoteResultsCollection == null)
VoteResultsCollection = new ObservableCollection<VoteResult>();
PlaceVotesCommand = new AsyncRelayCommand(
param => executePlaceVotesCommand(),
param => canPlaceVotes());
SynchronizeBallotCommand = new AsyncRelayCommand(
param => executeSynchronizeBallotCommand(),
param => canSynchronizeBallot());
SwitchToEditDialogCommand = new RelayCommand(
param => executeSwitchToEditDialogCommand(),
param => canSwitchToEditDialog());
DeleteBallotCommand = new AsyncRelayCommand(
param => executeDeleteBallotAsync(),
param => canDeleteBallot());
}
/// <summary>
/// Erzeugt eine Instanz der Klasse GroupSettingsViewModel.
/// </summary>
/// <param name="navService">Eine Referenz auf den Navigationsdienst der Anwendung.</param>
/// <param name="errorMapper">Eine Referenz auf den Fehlerdienst der Anwendung.</param>
public GroupSettingsViewModel(INavigationService navService, IErrorMapper errorMapper)
: base (navService, errorMapper)
{
groupController = new GroupController();
// Erzeuge Befehle.
SaveNotificationSettingsCommand = new RelayCommand(
param => executeSaveGroupNotificationSettingsCommand(),
param => canSaveGroupSettings());
}
/// <summary>
/// Erzeugt eine Instanz der Klasse GroupParticipantsViewModel.
/// </summary>
/// <param name="navService">Eine Referenz auf den Navigationsdienst der Anwendung.</param>
/// <param name="errorMapper">Eine Referenz auf den Fehlerdienst der Anwendung.</param>
public GroupParticipantsViewModel(INavigationService navService, IErrorMapper errorMapper)
: base(navService, errorMapper)
{
groupController = new GroupController();
if (ParticipantsCollection == null)
ParticipantsCollection = new ObservableCollection<User>();
// Befehle
RemoveParticipantCommand = new AsyncRelayCommand(
param => executeRemoveParticipantCommand(param),
param => canRemoveParticipants());
SynchronizeGroupParticipantsCommand = new AsyncRelayCommand(
param => executeSynchronizeParticipants(),
param => canSynchronizeParticipants());
UpdateDisplayingWarningStatusCommand = new RelayCommand(
param => executeUpdateDisplayingWarningStatus());
}
/// <summary>
/// Erzeugt eine Instanz der Klasse AddAndEditConversationViewModel.
/// </summary>
/// <param name="navService">Eine Referenz auf den Navigationsdienst der Anwendung.</param>
/// <param name="errorMapper">Eine Referenz auf den Fehlerdienst der Anwendung.</param>
public AddAndEditConversationViewModel(INavigationService navService, IErrorMapper errorMapper)
: base(navService, errorMapper)
{
groupController = new GroupController(this);
// Erzeuge Befehle.
AddConversationCommand = new AsyncRelayCommand(
param => executeAddConversationCommandAsync(),
param => canAddConversation());
EditConversationCommand = new AsyncRelayCommand(
param => executeEditConversationCommandAsync(),
param => canEditConversation());
}
/// <summary>
/// Erzeugt eine Instanz der Klasse PushNotificationController.
/// </summary>
public PushNotificationController()
: base()
{
channelController = new ChannelController();
groupController = new GroupController();
}
