public void UpdateMenuList()
{
_menuItems = new List<SelectorItem>();
// fill the local menu items collection for later use
if (this.IsPanSelectorEnabled)
{
var border = (Border)this.PaneRoot.Children[0];
_menuHost = border.Child as Selector;
if (_menuHost == null)
{
var panel = border.Child as RelativePanel;
_menuHost = panel.Children[0] as Selector;
}
if (_menuHost == null)
{
throw new ArgumentException("For the bottom panning to work, the Pane's Child needs to be of type Selector!!");
}
foreach (var item in _menuHost.Items)
{
var container = (SelectorItem)_menuHost.ContainerFromItem(item);
_menuItems.Add(container);
}
_distancePerItem = TOTAL_PANNING_DISTANCE / _menuItems.Count;
// calculate the initial starting distance
_startingDistance = _distancePerItem * _menuHost.SelectedIndex;
}
}
private void OnLoaded(object sender, RoutedEventArgs routedEventArgs)
{
selector = UIMixin.FindAncestor<Selector>(this);
selector.SelectionChanged += SelectorOnSelectionChanged;
if (selector.SelectedItem != null)
{
InvalidateArrange();
}
}
/// <summary>
/// Invoked whenever application code or internal processes (such as a rebuilding layout pass) call ApplyTemplate.
/// In simplest terms, this means the method is called just before a UI element displays in your app.
/// Override this method to influence the default post-template logic of a class.
/// </summary>
protected override void OnApplyTemplate()
{
base.OnApplyTemplate();
_captureElement = (CaptureElement)GetTemplateChild(CaptureElementName);
if (MediaCapture != null)
{
_captureElement.Source = MediaCapture;
}
_webCamSelectorPopup = GetTemplateChild(WebCamSelectorPopupName) as Popup;
_webCamSelector = GetTemplateChild(WebCamSelectorName) as Selector;
_recordingIndicator = GetTemplateChild(RecordingIndicatorName) as LayoutPanel;
_recordingAnimation = GetTemplateChild(RecordingAnimationName) as Storyboard;
_countdownControl = GetTemplateChild(CountdownControlName) as CountdownControl;
_flashAnimation = GetTemplateChild(FlashAnimationName) as Storyboard;
}
void OnPaneRootLoaded(object sender, RoutedEventArgs e)
{
// fill the local menu items collection for later use
if (IsPanSelectorEnabled)
{
var border = (Border)PaneRoot.Children[0];
_menuHost = border.Child as Selector;
if (_menuHost == null)
{
throw new ArgumentException("For the bottom panning to work, the Pane's Child needs to be of type Selector!!");
}
foreach (var item in _menuHost.Items)
{
var container = (SelectorItem)_menuHost.ContainerFromItem(item);
_menuItems.Add(container);
}
_distancePerItem = TOTAL_PANNING_DISTANCE / _menuItems.Count;
// calculate the initial starting distance
_startingDistance = _distancePerItem * _menuHost.SelectedIndex;
}
}
private void SwitchToNextScrollMode()
{
_currentMode++;
if (_currentMode > Selector.Local_Pressure)
{
_currentMode = Selector.Local_Temp;
}
}
protected override void OnApplyTemplate()
{
base.OnApplyTemplate();
DetachSelectionChanged();
_daySelector = GetTemplateChild(DaySelectorPartName) as Selector;
_monthSelector = GetTemplateChild(MonthSelectorPartName) as Selector;
_yearSelector = GetTemplateChild(YearSelectorPartName) as Selector;
_dateHelperSelector = GetTemplateChild(DateHelperSelectorPartName) as Selector;
if (_daySelector == null)
throw new Exception("Could not find template part: " + DaySelectorPartName);
if (_monthSelector == null)
throw new Exception("Could not find template part: " + MonthSelectorPartName);
if (_yearSelector == null)
throw new Exception("Could not find template part: " + YearSelectorPartName);
if (_dateHelperSelector == null)
throw new Exception("Could not find template part: " + DateHelperSelectorPartName);
AttachSelectionChanged();
FillSelectors();
UpdateSelection();
}
private void ClearListSelector(Selector showSelector, bool changeSelectedIndex)
{
if (showSelector == null)
{
if (changeSelectedIndex)
recentList.SelectedIndex = favList.SelectedIndex = channelTypeGridView.SelectedIndex = -1;
LeftCommands.Visibility = unPinToStartAppBar.Visibility = Visibility.Collapsed;
BottomAppBar.IsSticky = false;
BottomAppBar.IsOpen = false;
}
else
{
if (showSelector == channelTypeGridView)
{
if (changeSelectedIndex)
favList.SelectedIndex = recentList.SelectedIndex = -1;
LeftCommands.Visibility = Visibility.Collapsed;
unPinToStartAppBar.Visibility = Visibility.Visible;
}
else
{
if (changeSelectedIndex)
{
if (recentList != showSelector)
recentList.SelectedIndex = -1;
else
favList.SelectedIndex = -1;
channelTypeGridView.SelectedIndex = -1;
}
LeftCommands.Visibility = Visibility.Visible;
unPinToStartAppBar.Visibility = Visibility.Collapsed;
}
BottomAppBar.IsSticky = true;
BottomAppBar.IsOpen = true;
}
}
public SelectorEvents(Selector This)
: base(This)
{
this.This = This;
}
