public DirectoryNodeViewModel(IEventAggregator events, IDirectoryTreeViewModel rootModel, IEntryModel curDirModel,
IDirectoryNodeViewModel parentModel)
: base(curDirModel)
{
_events = events;
_rootModel = rootModel;
Entries = new EntriesHelper <IDirectoryNodeViewModel>(loadEntriesTask)
{
ClearBeforeLoad = true
};
Selection = new TreeSelector <IDirectoryNodeViewModel, IEntryModel>(curDirModel, this,
parentModel == null ? rootModel.Selection : parentModel.Selection, Entries);
Selection.PropertyChanged += (o, e) =>
{
if (e.PropertyName == "IsSelected")
{
IsSelected = Selection.IsSelected;
}
};
DropHelper = new DirectoryNodeDropHelper(curDirModel, Entries, Selection)
{
DisplayName = curDirModel.Label
};
}
public DirectoryTreeCommandManager(IDirectoryTreeViewModel dlvm, IWindowManager windowManager,
IEventAggregator events, params IExportCommandBindings[] additionalBindingExportSource)
: base(additionalBindingExportSource)
{
_dlvm = dlvm;
InitCommandManager();
ToolbarCommands = new ToolbarCommandsHelper(events, ParameterDicConverter,
message => new[] { message.NewModel },
null)
{
ExtraCommandProviders = new[] {
new StaticCommandProvider(
new CommandModel(ApplicationCommands.New)
{
IsVisibleOnMenu = true
},
new CommandModel(ExplorerCommands.Refresh)
{
IsVisibleOnMenu = true
},
new CommandModel(ApplicationCommands.Delete)
{
IsVisibleOnMenu = true
},
new CommandModel(ExplorerCommands.Rename)
{
IsVisibleOnMenu = true
},
new CommandModel(ExplorerCommands.Map)
{
HeaderIconExtractor = ResourceIconExtractor <ICommandModel> .ForSymbol(0xE17B),
//Symbol = Convert.ToChar(0xE17B),
IsEnabled = true,
IsHeaderVisible = false, IsVisibleOnToolbar = true
},
new CommandModel(ExplorerCommands.Unmap)
{
HeaderIconExtractor = ResourceIconExtractor <ICommandModel> .ForSymbol(0xE17A),
IsVisibleOnToolbar = true, IsVisibleOnMenu = true
}
)
}
};
}
public override async Task <IScriptCommand> ExecuteAsync(ParameterDic pm)
{
IExplorerViewModel evm = pm.GetValue <IExplorerViewModel>(ExplorerKey);
IDirectoryTreeViewModel dvm = evm != null ? evm.DirectoryTree :
pm.GetValue <IDirectoryTreeViewModel>(ExplorerKey);
IEntryModel em = pm.GetValue <IEntryModel>(DirectoryEntryKey);
if (dvm == null)
{
return(ResultCommand.Error(new KeyNotFoundException(ExplorerKey)));
}
if (em == null)
{
return(ResultCommand.Error(new KeyNotFoundException(DirectoryEntryKey)));
}
switch (ToggleMode)
{
case DirectoryTreeToggleMode.Expand:
await dvm.Selection.LookupAsync(em,
RecrusiveSearch <IDirectoryNodeViewModel, IEntryModel> .LoadSubentriesIfNotLoaded,
SetCollapsed <IDirectoryNodeViewModel, IEntryModel> .WhenNotRelated,
SetExpanded <IDirectoryNodeViewModel, IEntryModel> .WhenChildSelected,
SetExpanded <IDirectoryNodeViewModel, IEntryModel> .WhenSelected,
SetBringIntoView.WhenSelected);
break;
case DirectoryTreeToggleMode.Collapse:
await dvm.Selection.LookupAsync(em,
RecrusiveSearch <IDirectoryNodeViewModel, IEntryModel> .LoadSubentriesIfNotLoaded,
SetCollapsed <IDirectoryNodeViewModel, IEntryModel> .WhenChildSelected);
break;
default: return(ResultCommand.Error(new NotSupportedException(ToggleMode.ToString())));
}
logger.Info(String.Format("{0} {1}", ToggleMode, em));
return(NextCommand);
}