protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
// Set our view from the "main" layout resource:
SetContentView(Resource.Layout.Main);
// Get our RecyclerView layout:
mRecyclerView = FindViewById <RecyclerView>(Resource.Id.recyclerView_MainActivity);
//............................................................
// Layout Manager Setup:
// Use the built-in linear layout manager:
mLayoutManager = new LinearLayoutManager(this);
// Or use the built-in grid layout manager (two horizontal rows):
//mLayoutManager = new GridLayoutManager
// (this, 2, GridLayoutManager.Horizontal, false);
// Plug the layout manager into the RecyclerView:
mRecyclerView.SetLayoutManager(mLayoutManager);
//............................................................
// Adapter Setup:
// Create an adapter for the RecyclerView, and pass it the
// data set (List<newsobject) to manage:
mAdapter = new NewsObject_RecycleAdapter(newsObjectDisplayList);
//Register the item click handler(below) with the adapter:
mAdapter.ItemClick += MAdapter_ItemClick1;
// Plug the adapter into the RecyclerView:
mRecyclerView.SetAdapter(mAdapter);
//-----------------------------------
//-----------------------------------
// ToolBar - Top of Screen (method 1)
var toolbar = FindViewById <Toolbar>(Resource.Id.mainActivity_top_toolbar);
SetSupportActionBar(toolbar);
SupportActionBar.Title = GetString(Resource.String.mainActivity_top_toolbar_title);
// Toolbar - Bottom of Screen (method 2)
var toolbar_bottom = FindViewById <Toolbar>(Resource.Id.mainActivity_bottom_toolbar);
toolbar_bottom.Title = GetString(Resource.String.mainActivity_bottom_toolbar_title);
toolbar_bottom.InflateMenu(Resource.Menu.mainActivity_bottomMenu);
// variables - bottom toolbar - alert dialog - market impact
string[] marketImpact_titlesArray = Resources.GetStringArray(Resource.Array.MarketImpactArray);
bool[] marketImpact_selectedBoolArray = new bool[marketImpact_titlesArray.Length]; // for selected checkboxes in MultiItemSelect
// variables - bottom toolbar - alert dialog - currencies
string[] currencies_titlesArray = Resources.GetStringArray(Resource.Array.CurrenciesArray);
bool[] currencies_selectedBoolArray = new bool[currencies_titlesArray.Length]; // for selected checkboxes in MultiItemSelect
// SQL only creates a new table if one doesn't already exist - it won't overwrite an existing table (?)
DataAccessHelpers.CreateEmptyTable();
// set up table to store url for xml data download
DataAccessHelpers.CreateTableForURLDownload();
// Display for last time data was updated - retrieved from Shared Preferences
txtDataLastUpdated = FindViewById <TextView>(Resource.Id.mainActivity_txt_dataLastUpdated);
RefreshTxtDataLastUpdated();
txtDataLastUpdated.Text += "\n " + GetString(Resource.String.mainActivity_txt_dataLastUpdated_pleaseSelectData);
// Display all currency data (if any) from database.
// This is needed here because onCreate() is called when MainActivity
// is selected from a menu option (intent) in UserAlertsActivity.
// - Not needed or called if the user selects onBackPress()
GetAndDisplayDefaultData();
// for test data only------------------------------------------------------------
// Get testdata from xml file in Assets folder
XDocument xmlTestDataFile = XDocument.Load(Assets.Open("ff_calendar_thisweek.xml"));
// assign xml data file from Asset directory TO SetupData Property
DataAccessHelpers.XmlTestDataFile = xmlTestDataFile;
//--------------------------------------------------------------------------------
if (TimeOffsetUpdated == false)
{
Log.Debug("DEBUG_MainActivity_OnCreate", "\n\n\nTime offset has NOT been updated\n\n\n");
}
if (TimeOffsetUpdated == true)
{
Log.Debug("DEBUG_MainActivity_OnCreate", "\n\n\nSUCCESS - Time offset HAS been updated\n\n\n");
//Toast.MakeText(this, GetString(Resource.String.mainActivity_txt_timeOffset_successMessage), ToastLength.Long).Show();
UpdateXML_Option();
// reset property for reuse on next occasion
TimeOffsetUpdated = false;
}
//----------------------------------------------------
// bottom ToolBar Menu Selection
toolbar_bottom.MenuItemClick += (sender, e) =>
{
switch (e.Item.ItemId)
{
case Resource.Id.mainActivity_bottom_toolbar_option_ClearCurrencyData:
// clear MarketImpacts & Currencies checkboxes - List<bool>'s, List<string>'s & adapter
Array.Clear(marketImpact_selectedBoolArray, 0, marketImpact_selectedBoolArray.Length);
Array.Clear(currencies_selectedBoolArray, 0, currencies_selectedBoolArray.Length);
marketImpact_selectedList.Clear();
currencies_selectedList.Clear();
RefreshTxtDataLastUpdated();
txtDataLastUpdated.Text += "\n " + GetString(Resource.String.mainActivity_txt_dataLastUpdated_clearOptionSelected);
tempNewsObjectDisplayList.Clear();
PopulateNewsObjectAdapter();
break;
case Resource.Id.mainActivity_bottom_toolbar_option_displayAllCurrencyData:
GetAndDisplayDefaultData();
break;
case Resource.Id.mainActivity_bottom_toolbar_option_selectCurrencies:
using (var dialog = new Android.Support.V7.App.AlertDialog.Builder(this))
{
dialog.SetTitle(GetString(Resource.String.mainActivity_dialogOption_selectCurrencies));
dialog.SetPositiveButton(GetString(Resource.String.mainActivity_dialogOption_selectCurrencies_positiveButton), delegate
{
// clear list - get LINQ query result - populate list
tempNewsObjectDisplayList.Clear();
tempNewsObjectDisplayList = DataAccessHelpers.LINQ_SortAllByUserSelection(marketImpact_selectedList, currencies_selectedList);
// call populate adapter
PopulateNewsObjectAdapter();
RefreshTxtDataLastUpdated();
DebugDisplayCurrencies();
});
// Set Multichoice Items
dialog.SetMultiChoiceItems(currencies_titlesArray, currencies_selectedBoolArray,
(s, eEXtra) =>
{
int index = eEXtra.Which;
bool isChecked = eEXtra.IsChecked;
currencies_selectedBoolArray[index] = isChecked;
// add item to list if now selected - ie isChecked is now TRUE
if (isChecked)
{
currencies_selectedList.Add(currencies_titlesArray[index]);
currencies_selectedBoolArray[index] = true;
}
else
{
currencies_selectedList.Remove(currencies_titlesArray[index]);
currencies_selectedBoolArray[index] = false;
}
});
// check all boxes and add all items to list(s)
dialog.SetNeutralButton(GetString(Resource.String.mainActivity_dialogOption_selectCurrencies_neutralButton), delegate
{
// clear list 1st to avoid getting duplicate entries
currencies_selectedList.Clear();
// set all items in bool[] selected to TRUE
for (int i = 0; i < currencies_selectedBoolArray.Length; i++)
{
currencies_selectedBoolArray[i] = true;
currencies_selectedList.Add(currencies_titlesArray[i]);
}
// clear list & adapter - get LINQ query result - populate list
tempNewsObjectDisplayList.Clear();
tempNewsObjectDisplayList
= DataAccessHelpers.LINQ_SortAllByUserSelection(marketImpact_selectedList, currencies_selectedList);
// call populate adapter
PopulateNewsObjectAdapter();
DebugDisplayCurrencies();
});
// deselect all boxes & clear list
dialog.SetNegativeButton(GetString(Resource.String.mainActivity_dialogOption_selectCurrencies_negativeButton), delegate
{
currencies_selectedList.Clear();
// clear bool[] set all items to FALSE
for (int i = 0; i < currencies_selectedBoolArray.Length; i++)
{
currencies_selectedBoolArray[i] = false;
currencies_selectedList.Remove(currencies_titlesArray[i]);
}
// clear list & adapter
tempNewsObjectDisplayList.Clear();
PopulateNewsObjectAdapter();
DebugDisplayCurrencies();
});
dialog.Show();
}
break;
case Resource.Id.mainActivity_bottom_toolbar_option_debugDisplay:
// displays contents of currency & marketImpact list in the Debug Output window
Log.Debug("DEBUG_MainActivity", ": Currency & Market Impact Selected Display - Starts Here");
foreach (var item in currencies_selectedList)
{
Log.Debug("DEBUG", item);
}
foreach (var item in marketImpact_selectedList)
{
Log.Debug("DEBUG", item);
}
break;
case Resource.Id.mainActivity_bottom_toolbar_option_selectMarketImpacts:
using (var dialog = new Android.Support.V7.App.AlertDialog.Builder(this))
{
dialog.SetTitle(GetString(Resource.String.mainActivity_dialogOption_selectmarketimpacts));
dialog.SetPositiveButton(GetString(Resource.String.mainActivity_dialogOption_selectmarketimpacts_positiveButton), delegate
{
// clear list - get LINQ query result - populate list
tempNewsObjectDisplayList.Clear();
tempNewsObjectDisplayList = DataAccessHelpers.LINQ_SortAllByUserSelection(marketImpact_selectedList, currencies_selectedList);
// call populate adapter
PopulateNewsObjectAdapter();
RefreshTxtDataLastUpdated();
DebugDisplayMarketImpacts();
});
// Set Multichoice Items
dialog.SetMultiChoiceItems(marketImpact_titlesArray, marketImpact_selectedBoolArray,
(sender2, event2) =>
{
int index = event2.Which;
bool isChecked = event2.IsChecked;
marketImpact_selectedBoolArray[index] = isChecked;
// add item to list if now selected - ie isChecked is now TRUE
if (isChecked)
{
marketImpact_selectedList.Add(marketImpact_titlesArray[index]);
}
else
{
marketImpact_selectedList.Remove(marketImpact_titlesArray[index]);
}
});
dialog.Show();
}
break;
//// old - not in use anymore - for demonstration purposes
//case Resource.Id.mainActivity_bottom_toolbar_option_sampleData:
// // get sample data (from xml file in assets folder) & pass to method
// XDocument xmlTestFile2 = XDocument.Load(Assets.Open("ff_calendar_thisweek.xml"));
// tempNewsObjectDisplayList.Clear();
// tempNewsObjectDisplayList = DataAccessHelpers.TestXMLDataFromAssetsFile(xmlTestFile2);
// // call populate adapter
// PopulateNewsObjectAdapter();
// txtDataLastUpdated.Text = GetString(Resource.String.mainActivity_txt_dataLastUpdated_warningTestDataOnlyAll);
// break;
//// old - not in use anymore - for demonstration purposes
//case Resource.Id.mainActivity_bottom_toolbar_option_sampleLinqQuery:
// // get sample data (from xml file in assets folder) & pass to method & pass to LINQ query method
// XDocument xmlTestFile1 = XDocument.Load(Assets.Open("ff_calendar_thisweek.xml"));
// tempNewsObjectDisplayList.Clear();
// tempNewsObjectDisplayList = DataAccessHelpers.TestLINQQueryUsingXML(xmlTestFile1);
// // call populate adapter
// PopulateNewsObjectAdapter();
// txtDataLastUpdated.Text = GetString(Resource.String.mainActivity_txt_dataLastUpdated_WarningTestDataOnlyQuery);
// break;
default:
break;
}
};
void DebugDisplayCurrencies()
{
// displays currency (selected) to debug output
Log.Debug("DEBUG", ": Currencies Selected Display - Starts Here");
foreach (var item in currencies_selectedList)
{
Log.Debug("DEBUG_MainActivity_DisplayCurrencies", item);
}
}
void DebugDisplayMarketImpacts()
{
// displays marketImpacts (selected) to debug output
Log.Debug("DEBUG", ": Market Impacts Selected Display - Starts Here");
foreach (var item in marketImpact_selectedList)
{
Log.Debug("DEBUG_MainActivity_DisplayMarketImpacts", item);
}
}
}// end onCreate
