private void OnEmptyTab()
{
#if APPCOMPAT
_actionBar.SetBindingMemberValue(AttachedMembersCompat.ActionBar.SelectedItem, BindingExtensions.NullValue);
#else
_actionBar.SetBindingMemberValue(AttachedMembers.ActionBar.SelectedItem, BindingExtensions.NullValue);
#endif
var value = ActionBarTemplate.GetTabContentId(_actionBar);
if (value == null)
{
return;
}
_actionBar.ThemedContext.GetActivity()?.FindViewById <FrameLayout>(value.Value)?.RemoveAllViews();
}
public void OnTabSelected(ActionBar.Tab tab, FragmentTransaction ft)
{
if (_cleared)
{
return;
}
var bar = (ActionBar)tab.GetBindingMemberValue(AttachedMembers.Object.Parent);
var placeHolder = ActionBarTemplate.GetTabContentId(bar);
var activity = bar.ThemedContext.GetActivity();
SetContent(tab, ft, placeHolder, activity, bar);
//Set selected item data context or tab
var selectedItem = bar.GetBindingMemberValue(ItemsSourceGeneratorBase.MemberDescriptor) == null ? tab : tab.DataContext();
#if APPCOMPAT
bar.SetBindingMemberValue(AttachedMembersCompat.ActionBar.SelectedItem, selectedItem);
#else
bar.SetBindingMemberValue(AttachedMembers.ActionBar.SelectedItem, selectedItem);
#endif
}
/// <summary>
/// Perform any final cleanup before an activity is destroyed.
/// </summary>
public override void OnDestroy(Action baseOnDestroy)
{
Tracer.Info("OnDestroy activity({0})", Target);
var handler = Destroyed;
if (handler != null)
{
handler(Activity, EventArgs.Empty);
}
if (_bindings != null)
{
foreach (IDataBinding dataBinding in _bindings)
{
dataBinding.Dispose();
}
_bindings = null;
}
MenuTemplate.Clear(_menu);
#if !API8
ActionBarTemplate.Clear(Activity);
#endif
base.OnDestroy(baseOnDestroy);
}
private static void ActivityViewOnDestroyed(Activity sender, EventArgs args)
{
((IActivityView)sender).Mediator.Destroyed -= DestroyedHandler;
ActionBarTemplate.Clear(sender);
}
protected override void CreateChildControls()
{
Controls.Clear();
var effectiveActionRowTemplate = ActionRowTemplate ?? Page.LoadTemplate(DefaultActionRowPath);
var effectiveFiltersTemplate = FiltersTemplate ?? Page.LoadTemplate(DefaultFilterControlsPath);
var effectivePagingControlsTemplate = PagingControlsTemplate ?? Page.LoadTemplate(DefaultPagingControlsPath);
// Add upper action row
if (ActionBarTemplate != null || EffectiveLocaleSelectionEnabled)
{
var upperActionRow = new ActionRowContainer(EffectiveLocaleSelectionEnabled, ActionBarTemplate != null, EffectiveDisplayLocale);
Controls.Add(upperActionRow);
upperActionRow.CssClass = "listing-action-row listing-action-row-upper";
effectiveActionRowTemplate.InstantiateIn(upperActionRow);
var upperActionBarPlaceholder = upperActionRow
.FindControlRecursive("ActionBarPlaceholder")
.FirstOrDefault();
if (upperActionBarPlaceholder != null && ActionBarTemplate != null)
{
ActionBarTemplate.InstantiateIn(upperActionBarPlaceholder);
}
}
// Add filters
if (Filters.Any() || ExpandableFilters.Any())
{
var filterContainer = new Panel();
Controls.Add(filterContainer);
filterContainer.CssClass = "listing-filters";
effectiveFiltersTemplate.InstantiateIn(filterContainer);
// Update filter contexts
int controlIndex = 0;
var displayLocaleParameter = new Parameter(QueryBuilder.DisplayLocaleParameterName, DbType.String, EffectiveDisplayLocale);
var currentCustomerLocaleParameter = new Parameter(QueryBuilder.CurrentCustomerLocaleParameterName, DbType.String, CurrentCustomerLocale);
foreach (var filterControl in _Filters ?? Enumerable.Empty <FilterControl>())
{
filterControl.SetContext(
new FilterControlContext(
displayLocaleParameter,
currentCustomerLocaleParameter,
controlIndex++));
}
foreach (var filterControl in _ExpandableFilters ?? Enumerable.Empty <FilterControl>())
{
filterControl.SetContext(
new FilterControlContext(
displayLocaleParameter,
currentCustomerLocaleParameter,
controlIndex++));
}
// Find control placeholders
var filterControlsPlaceholder = filterContainer
.FindControlRecursive("FilterControlsPlaceholder", 64)
.FirstOrDefault();
var expandableFilterControlsPlaceholder = filterContainer
.FindControlRecursive("ExpandableFilterControlsPlaceholder", 64)
.FirstOrDefault();
// Group filters for each placeholder
var defaultFilterActionsTemplate = Page.LoadTemplate(DefaultFilterActionsPath);
var upperFilterActionsContainer = new PlaceHolder();
var lowerFilterActionsContainer = new PlaceHolder();
defaultFilterActionsTemplate.InstantiateIn(upperFilterActionsContainer);
defaultFilterActionsTemplate.InstantiateIn(lowerFilterActionsContainer);
var normalFilters =
(expandableFilterControlsPlaceholder == null
? (_Filters ?? Enumerable.Empty <Control>()).Concat(_ExpandableFilters)
: (_Filters ?? Enumerable.Empty <Control>()))
.Concat(new Control[] { upperFilterActionsContainer });
var expandableFilters = expandableFilterControlsPlaceholder == null || _ExpandableFilters == null
? Enumerable.Empty <Control>()
: _ExpandableFilters.Concat(new Control[] { lowerFilterActionsContainer });
// Apply filters to placeholders
if (filterControlsPlaceholder != null)
{
PopulateContainerWithFilterControls(normalFilters, filterControlsPlaceholder);
}
if (expandableFilterControlsPlaceholder != null)
{
PopulateContainerWithFilterControls(expandableFilters, expandableFilterControlsPlaceholder);
}
}
// Initialize filter query
var filterClauses = BuildFilterClauses(
(_Filters ?? Enumerable.Empty <FilterControl>())
.Concat(_ExpandableFilters ?? Enumerable.Empty <FilterControl>()));
var parameterizedQuery = _QueryBuilder.BuildDataSourceQuery(
templates: _QueryBuilderTemplates,
queryContext: new QueryBuilder.QueryContext(SqlQuery, EffectiveSortExpression, EffectiveSortDirection, EffectivePageStart, EffectivePageSize, EffectiveDisplayLocale, CurrentCustomerLocale),
filterClauses: filterClauses);
_SqlDataSource.SelectParameters.Clear();
foreach (var parameter in parameterizedQuery.Parameters)
{
_SqlDataSource.SelectParameters.Add(parameter);
}
foreach (Parameter parameter in SqlParameters)
{
_SqlDataSource.SelectParameters.Add(parameter);
}
// Setup SqlDataSource
_SqlDataSource.ID = "FilteredListingDataSource";
_SqlDataSource.ConnectionString = DB.GetDBConn();
_SqlDataSource.ProviderName = "System.Data.SqlClient";
_SqlDataSource.DataSourceMode = SqlDataSourceMode.DataSet;
_SqlDataSource.SelectCommandType = SqlDataSourceCommandType.Text;
_SqlDataSource.SelectCommand = parameterizedQuery.Sql;
_SqlDataSource.CancelSelectOnNullParameter = false;
_SqlDataSource.EnableViewState = false;
_SqlDataSource.Selecting += SqlDataSource_Selecting;
_SqlDataSource.Selected += SqlDataSource_Selected;
Controls.Add(_SqlDataSource);
// Add upper paging controls
_UpperPagingControls.Controls.Clear();
Controls.Add(_UpperPagingControls);
_UpperPagingControls.CssClass = "listing-paging listing-paging-upper";
effectivePagingControlsTemplate.InstantiateIn(_UpperPagingControls);
// Add listing template
var listing = new NamingContainerPanel();
Controls.Add(listing);
listing.CssClass = "listing";
if (ListingTemplate != null)
{
ListingTemplate.InstantiateIn(listing);
if (ListingTemplateInstantiated != null)
{
ListingTemplateInstantiated(this, EventArgs.Empty);
}
}
// Add lower paging controls
_LowerPagingControls.Controls.Clear();
Controls.Add(_LowerPagingControls);
_LowerPagingControls.CssClass = "listing-paging listing-paging-lower";
effectivePagingControlsTemplate.InstantiateIn(_LowerPagingControls);
// Add lower action bar
if (ActionBarTemplate != null || EffectiveLocaleSelectionEnabled)
{
var lowerActionRow = new ActionRowContainer(EffectiveLocaleSelectionEnabled, ActionBarTemplate != null, EffectiveDisplayLocale);
Controls.Add(lowerActionRow);
lowerActionRow.CssClass = "listing-action-row listing-action-row-lower";
effectiveActionRowTemplate.InstantiateIn(lowerActionRow);
var lowerActionBarPlaceholder = lowerActionRow
.FindControlRecursive("ActionBarPlaceholder")
.FirstOrDefault();
if (lowerActionBarPlaceholder != null && ActionBarTemplate != null)
{
ActionBarTemplate.InstantiateIn(lowerActionBarPlaceholder);
}
}
ClearChildViewState();
}
