private void OnDispose()
{
UnsubscribeEvents();
_root = null;
_currentParent = null;
_doNotCancel = false;
_selectedItem = null;
_documentsProvider?.Dispose();
_documentsProvider = null;
_previousParents?.Clear();
_previousParents = null;
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.activity_file_browser);
//Toolbar will now take on default actionbar characteristics
var toolbar = FindViewById <Toolbar>(Resource.Id.toolbar);
SetSupportActionBar(toolbar);
SupportActionBar.Title = string.Empty;
SupportActionBar.SetDisplayHomeAsUpEnabled(true);
SupportActionBar.SetHomeButtonEnabled(true);
try
{
_showCreateFolderMenu = false;
_orderBy = FileDocumentItemSortOrders.Default;
// documents provider
_documentsProvider = new FileDocumentsProvider();
_documentsProvider.AttachInfo(this,
CreateProviderInfo(string.Format("{0}.{1}", AppSettings.AppPackageName,
_documentsProvider.GetType().Name.ToLower()))); //HARDCODE:
// root
GetRoot();
if (string.IsNullOrEmpty(_root?.DocumentId))
{
throw new ArgumentNullException(nameof(_root));
}
// stack
_previousParents = new Stack <string>();
// start parameters
var displayName = Intent.GetStringExtra(Intent.ExtraTitle);
var mimeType = Intent.Type;
var isCategoryOpenable = Intent.Categories?.Contains(Intent.CategoryOpenable) == true;
var action = Intent?.Action;
// end parameters
var statusBar = FindViewById(Resource.Id.statusBar);
_imgNewFileName = FindViewById <ImageView>(Resource.Id.imgNewFileName);
_txtNewFileName = FindViewById <EditText>(Resource.Id.txtNewFileName);
_btnAction = FindViewById <Button>(Resource.Id.btnAction);
_viewProgressbar = FindViewById(Resource.Id.toolbarProgress);
switch (action)
{
case Intent.ActionCreateDocument:
_showCreateFolderMenu = true;
if (_imgNewFileName != null)
{
_imgNewFileName.SetImageResource(Resource.Drawable.ic_file);
_imgNewFileName.Visibility = ViewStates.Visible;
}
if (_txtNewFileName != null)
{
_txtNewFileName.Text = displayName ?? string.Empty;
_txtNewFileName.Visibility = ViewStates.Visible;
}
if (_btnAction != null)
{
_btnAction.SetText(Resource.String.Save);
_btnAction.LayoutParameters.Width = ViewGroup.LayoutParams.WrapContent;
}
_mimeType = mimeType;
_isCategoryOpenable = isCategoryOpenable;
break;
case Intent.ActionOpenDocumentTree:
_isActionOpenDocumentTree = true;
_showCreateFolderMenu = true;
if (_imgNewFileName != null)
{
_imgNewFileName.Visibility = ViewStates.Gone;
}
if (_txtNewFileName != null)
{
_txtNewFileName.Visibility = ViewStates.Gone;
}
if (_btnAction != null)
{
_btnAction.LayoutParameters.Width = ViewGroup.LayoutParams.MatchParent;
}
break;
default:
if (statusBar != null)
{
statusBar.Visibility = ViewStates.Gone;
}
_imgNewFileName?.Dispose();
_imgNewFileName = null;
_txtNewFileName?.Dispose();
_txtNewFileName = null;
_btnAction?.Dispose();
_btnAction = null;
_mimeType = mimeType;
_isCategoryOpenable = isCategoryOpenable;
break;
}
if (savedInstanceState == null)
{
var searchQuery = Intent.GetStringExtra(ExtraSearchQuery);
var taskType = string.IsNullOrEmpty(searchQuery)
? FileBrowserFragment.DocumentTaskTypes.QueryChildDocuments
: FileBrowserFragment.DocumentTaskTypes.QuerySearchDocuments;
ReplaceFragment(isAdd: true, useCustomAnimation: false, taskType: taskType, query: searchQuery);
}
}
catch (Exception ex)
{
Log.Error(ex);
Toast.MakeText(this, GetString(Resource.String.InternalError),
AppSettings.ToastLength).Show();
}
}
