//####################################################################################
private void ViewAttachment(Button btn, ProgressBar prg, EntryAttachment item)
{
btn.Tag = "BLOCKED";
prg.Visibility = ViewStates.Visible;
TBL.SP_Object.GetNewsFeedAttachment(item,
delegate(Adapters.AttachmentRetrieveErrorReason reason)
{
if (reason != AttachmentRetrieveErrorReason.RELOGIN_REQUIRED)
{
prg.Visibility = ViewStates.Gone;
btn.Tag = null;
}
AttachmentRetrieveError?.Invoke(this, new AttachmentRetrieveErrorEventArgs(reason));
},
delegate(string path)
{
prg.Visibility = ViewStates.Gone;
btn.Tag = null;
btn.BackgroundTintList = Android.Content.Res.ColorStateList.ValueOf(Android.Graphics.Color.Rgb(180, 180, 180));
EntrySelected?.Invoke(this, new ListFeedAttachmentAdapterEntrySelected(_entry.Key, item.Key));
});
}
public void SaveAttachment(EntryAttachment item, string owner, int ownerID, bool overwrite)
{
//Datensatz erstellen
ContentValues values = new ContentValues();
values.Put(DatabaseHelper.ATTACH_TABLE_COL_KEY, item.Key);
values.Put(DatabaseHelper.ATTACH_TABLE_COL_OWNER, owner);
values.Put(DatabaseHelper.ATTACH_TABLE_COL_OWNERID, ownerID);
values.Put(DatabaseHelper.ATTACH_TABLE_COL_FILENAME, item.Title);
values.Put(DatabaseHelper.ATTACH_TABLE_COL_REMOTE, item.RemoteURL);
values.Put(DatabaseHelper.ATTACH_TABLE_COL_LOCAL, item.LocalFilePath);
//Datenbank aktualisieren
if (item.ID < 0)
{
//Neuen Eintrag anlegen
int ID = (int)database.Insert(DatabaseHelper.ATTACH_TABLE, null, values);
item.ID = ID;
}
else
{
if (overwrite)
{
//Bestehenden Eintrag überschreiben
string id_filter = DatabaseHelper.ATTACH_TABLE_COL_ID + "='" + item.ID + "'";
database.Update(DatabaseHelper.ATTACH_TABLE, values, id_filter, null);
}
}
}
private void CreatePreview(EntryAttachment e)
{
_thisPreview.TXT_PREVIEWHINT.Visibility = ViewStates.Gone;
if (!e.IsDownloadable)
{
_thisPreview.PANEL_PREVIEW.Visibility = ViewStates.Gone; return;
}
TBL.SP_Object.GetNewsFeedAttachment(e,
delegate(Adapters.AttachmentRetrieveErrorReason reason)
{
if (reason != AttachmentRetrieveErrorReason.RELOGIN_REQUIRED)
{
_thisPreview.PANEL_PREVIEW.Visibility = ViewStates.Gone;
_thisPreview.TXT_PREVIEWHINT.Text = _context.GetString(Resource.String.feedentry_hint_nopreview);
_thisPreview.TXT_PREVIEWHINT.Visibility = ViewStates.Visible;
_thisPreview.PANEL_FIRSTATTACHMENT.Visibility = ViewStates.Visible;
}
AttachmentRetrieveError?.Invoke(this, new AttachmentRetrieveErrorEventArgs(reason));
},
delegate(string path)
{
var generator = new Helper.PreviewGenerator(path);
if (generator.IsAvailable)
{
_thisPreview.PREVIEW_IMAGE.SetImageBitmap(generator.RenderedPreviewImage);
//Ratio berechnen
_thisPreviewRatio = (float)generator.RenderedPreviewImage.Height / (float)generator.RenderedPreviewImage.Width;
UpdatePreviewRatio();
//Hinweis anzeigen
_thisPreview.BTN_FIRST_ATTACHMENT.Text = _context.GetString(Resource.String.feedentry_hint_btn_further) + " " + _thisPreview.BTN_FIRST_ATTACHMENT.Text;
if (generator.SourcePageCount > 1)
{
_thisPreview.TXT_PREVIEWHINT.Text = _context.GetString(Resource.String.feedentry_hint_onlyfirstpage);
_thisPreview.TXT_PREVIEWHINT.Visibility = ViewStates.Visible;
}
}
else
{
_thisPreview.PANEL_PREVIEW.Visibility = ViewStates.Gone;
_thisPreview.TXT_PREVIEWHINT.Text = _context.GetString(Resource.String.feedentry_hint_nopreview);
_thisPreview.TXT_PREVIEWHINT.Visibility = ViewStates.Visible;
}
_thisPreview.PANEL_FIRSTATTACHMENT.Visibility = ViewStates.Visible;
});
}
//###############################################################################
private Dictionary <string, Dictionary <int, SortedList <int, EntryAttachment> > > GetStoredAttachments()
{
Dictionary <string, Dictionary <int, SortedList <int, EntryAttachment> > > dictAttachments = new Dictionary <string, Dictionary <int, SortedList <int, EntryAttachment> > >();
ICursor c = database.Query(DatabaseHelper.ATTACH_TABLE, ATTACH_COLUMNS, null, null, null, null, null);
c.MoveToFirst();
while (!c.IsAfterLast)
{
int ID_sql_id = c.GetColumnIndex(DatabaseHelper.ATTACH_TABLE_COL_ID);
int ID_key = c.GetColumnIndex(DatabaseHelper.ATTACH_TABLE_COL_KEY);
int ID_owner = c.GetColumnIndex(DatabaseHelper.ATTACH_TABLE_COL_OWNER);
int ID_ownerID = c.GetColumnIndex(DatabaseHelper.ATTACH_TABLE_COL_OWNERID);
int ID_filename = c.GetColumnIndex(DatabaseHelper.ATTACH_TABLE_COL_FILENAME);
int ID_remotePath = c.GetColumnIndex(DatabaseHelper.ATTACH_TABLE_COL_REMOTE);
int ID_localPath = c.GetColumnIndex(DatabaseHelper.ATTACH_TABLE_COL_LOCAL);
int sql_id = c.GetInt(ID_sql_id);
string key = c.GetString(ID_key);
string owner = c.GetString(ID_owner);
int ownerID = c.GetInt(ID_ownerID);
string filename = c.GetString(ID_filename);
string remotePath = c.GetString(ID_remotePath);
string localPath = c.GetString(ID_localPath);
EntryAttachment aE = new EntryAttachment(key, filename, remotePath, localPath)
{
ID = sql_id
};
if (!dictAttachments.ContainsKey(owner))
{
dictAttachments.Add(owner, new Dictionary <int, SortedList <int, EntryAttachment> >());
}
if (!dictAttachments[owner].ContainsKey(ownerID))
{
dictAttachments[owner].Add(ownerID, new SortedList <int, EntryAttachment>());
}
dictAttachments[owner][ownerID].Add(aE.ID, aE);
c.MoveToNext();
}
c.Close();
return(dictAttachments);
}
private void CreateButton(Button btn, ProgressBar prg, EntryAttachment item)
{
prg.Visibility = ViewStates.Gone;
btn.Text = item.Title;
btn.Click += (s, e) =>
{
if (btn.Tag != null)
{
return;
}
ViewAttachment(btn, prg, item);
};
if (item.IsDownloaded)
{
btn.BackgroundTintList = Android.Content.Res.ColorStateList.ValueOf(Android.Graphics.Color.Rgb(180, 180, 180));
}
}
