private void OnFlyoutClosing(Windows.UI.Xaml.Controls.Primitives.FlyoutBase sender, Windows.UI.Xaml.Controls.Primitives.FlyoutBaseClosingEventArgs args)
{
if (!(DialogContent as IWvvDialogContent)?.Closing(this) ?? true)
{
args.Cancel = true;
}
}
private static void GroupHeaderFlyoutOpenerDataContextSetToTag(Windows.UI.Xaml.Controls.Primitives.FlyoutBase flyoutbase, object dataContextToTag)
{
if (flyoutbase is MenuFlyout menuFlyout)
{
foreach (var menuItem in menuFlyout.Items)
{
GroupHeaderRecurciveSettingDataContext(menuItem, dataContextToTag);
}
}
else if (flyoutbase is Flyout flyout)
{
if (flyout.Content is FrameworkElement fe)
{
// fe.DataContext = dataContext;
fe.Tag = dataContextToTag;
}
}
}
internal void ShowHideChildren()
{
var repeater = m_repeater;
if (repeater != null)
{
bool shouldShowChildren = IsExpanded;
var visibility = shouldShowChildren ? Visibility.Visible : Visibility.Collapsed;
repeater.Visibility = visibility;
if (ShouldRepeaterShowInFlyout())
{
if (shouldShowChildren)
{
// Verify that repeater is parented correctly
if (!m_isRepeaterParentedToFlyout)
{
ReparentRepeater();
}
// There seems to be a race condition happening which sometimes
// prevents the opening of the flyout. Queue callback as a workaround.
// TODO: Uno specific - Queue callback for composition rendering is not implemented yet - #4690
//SharedHelpers.QueueCallbackForCompositionRendering(() =>
//{
FlyoutBase.ShowAttachedFlyout(m_rootGrid);
//});
}
else
{
var flyout = FlyoutBase.GetAttachedFlyout(m_rootGrid);
if (flyout != null)
{
flyout.Hide();
}
}
}
}
}
/// <summary>
/// User wants to use custom pairing with the selected ceremony types and Default protection level
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void PairButton_Click(object sender, RoutedEventArgs e)
{
// Use the pair button on the bluetoothDeviceListView.SelectedItem to get the data context
BluetoothDeviceInformationDisplay deviceInfoDisp =
((Button)sender).DataContext as BluetoothDeviceInformationDisplay;
string formatString = BluetoothDeviceInformationDisplay.GetResourceString("BluetoothAttemptingToPairFormat");
string confirmationMessage = string.Format(formatString, deviceInfoDisp.Name, deviceInfoDisp.Id);
DisplayMessagePanelAsync(confirmationMessage, MessageType.InformationalMessage);
// Save the pair button
Button pairButton = sender as Button;
inProgressPairButton = pairButton;
// Save the flyout and set to null so it doesn't pop up unless we want it
savedPairButtonFlyout = pairButton.Flyout;
inProgressPairButton.Flyout = null;
// Disable the pair button until we are done
pairButton.IsEnabled = false;
// Get ceremony type and protection level selections
DevicePairingKinds ceremoniesSelected = GetSelectedCeremonies();
// Get protection level
DevicePairingProtectionLevel protectionLevel = DevicePairingProtectionLevel.Default;
// Specify custom pairing with all ceremony types and protection level EncryptionAndAuthentication
DeviceInformationCustomPairing customPairing = deviceInfoDisp.DeviceInformation.Pairing.Custom;
customPairing.PairingRequested += PairingRequestedHandler;
DevicePairingResult result = await customPairing.PairAsync(ceremoniesSelected, protectionLevel);
if (result.Status == DevicePairingResultStatus.Paired)
{
formatString = BluetoothDeviceInformationDisplay.GetResourceString("BluetoothPairingSuccessFormat");
confirmationMessage = string.Format(formatString, deviceInfoDisp.Name, deviceInfoDisp.Id);
}
else
{
formatString = BluetoothDeviceInformationDisplay.GetResourceString("BluetoothPairingFailureFormat");
confirmationMessage = string.Format(formatString, result.Status.ToString(), deviceInfoDisp.Name,
deviceInfoDisp.Id);
}
// Display the result of the pairing attempt
DisplayMessagePanelAsync(confirmationMessage, MessageType.InformationalMessage);
// If the watcher toggle is on, clear any devices in the list and stop and restart the watcher to ensure state is reflected in list
if (BluetoothToggle.IsOn)
{
bluetoothDeviceObservableCollection.Clear();
StopWatcher();
StartWatcher();
}
else
{
// If the watcher is off this is an inbound request so just clear the list
bluetoothDeviceObservableCollection.Clear();
}
// Re-enable the pair button
inProgressPairButton = null;
pairButton.IsEnabled = true;
}
protected override void OnApplyTemplate()
{
// TODO: Uno specific: NavigationView may not be set yet, wait for later #4689
if (GetNavigationView() is null)
{
// Postpone template application for later
return;
}
// Stop UpdateVisualState before template is applied. Otherwise the visuals may be unexpected
m_appliedTemplate = false;
UnhookEventsAndClearFields();
base.OnApplyTemplate();
// Find selection indicator
// Retrieve pointers to stable controls
//IControlProtected controlProtected = this;
m_helper.Init(this);
var rootGrid = GetTemplateChild(c_rootGrid) as Grid;
if (rootGrid != null)
{
m_rootGrid = rootGrid;
var flyoutBase = FlyoutBase.GetAttachedFlyout(rootGrid);
if (flyoutBase != null)
{
flyoutBase.Closing += OnFlyoutClosing;
m_flyoutClosingRevoker.Disposable = Disposable.Create(() => flyoutBase.Closing -= OnFlyoutClosing);
}
}
HookInputEvents();
IsEnabledChanged += OnIsEnabledChanged;
m_isEnabledChangedRevoker.Disposable = Disposable.Create(() => IsEnabledChanged -= OnIsEnabledChanged);
m_toolTip = (ToolTip)GetTemplateChild("ToolTip");
var splitView = GetSplitView();
if (splitView != null)
{
PrepNavigationViewItem(splitView);
}
else
{
// If the NVI is not prepared in an ItemPresenter, it will not have reference to SplitView. So check OnLoaded
// if it the reference has been manually set in NavigationViewItemBase::OnLoaded().
Loaded -= OnLoaded;
Loaded += OnLoaded;
}
// Retrieve reference to NavigationView
var nvImpl = GetNavigationView();
if (nvImpl != null)
{
var repeater = GetTemplateChild(c_repeater) as ItemsRepeater;
if (repeater != null)
{
m_repeater = repeater;
// Primary element setup happens in NavigationView
repeater.ElementPrepared += nvImpl.OnRepeaterElementPrepared;
m_repeaterElementPreparedRevoker.Disposable = Disposable.Create(() => repeater.ElementPrepared -= nvImpl.OnRepeaterElementPrepared);
repeater.ElementClearing += nvImpl.OnRepeaterElementClearing;
m_repeaterElementClearingRevoker.Disposable = Disposable.Create(() => repeater.ElementClearing -= nvImpl.OnRepeaterElementClearing);
repeater.ItemTemplate = nvImpl.GetNavigationViewItemsFactory();
}
UpdateRepeaterItemsSource();
}
m_flyoutContentGrid = (Grid)GetTemplateChild(c_flyoutContentGrid);
m_appliedTemplate = true;
UpdateItemIndentation();
UpdateVisualStateNoTransition();
ReparentRepeater();
// We dont want to update the repeater visibilty during OnApplyTemplate if NavigationView is in a mode when items are shown in a flyout
if (!ShouldRepeaterShowInFlyout())
{
ShowHideChildren();
}
var visual = ElementCompositionPreview.GetElementVisual(this);
NavigationView.CreateAndAttachHeaderAnimation(visual);
_fullyInitialized = true;
}
/// <summary>
/// User wants to use custom pairing with the selected ceremony types and Default protection level
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void PairButton_Click(object sender, RoutedEventArgs e)
{
// Use the pair button on the bluetoothDeviceListView.SelectedItem to get the data context
BluetoothDeviceInformationDisplay deviceInfoDisp =
((Button) sender).DataContext as BluetoothDeviceInformationDisplay;
string formatString = BluetoothDeviceInformationDisplay.GetResourceString("BluetoothAttemptingToPairFormat");
string confirmationMessage = string.Format(formatString, deviceInfoDisp.Name, deviceInfoDisp.Id);
DisplayMessagePanel(confirmationMessage, MessageType.InformationalMessage);
// Save the pair button
Button pairButton = sender as Button;
inProgressPairButton = pairButton;
// Save the flyout and set to null so it doesn't pop up unless we want it
savedPairButtonFlyout = pairButton.Flyout;
inProgressPairButton.Flyout = null;
// Disable the pair button until we are done
pairButton.IsEnabled = false;
// Get ceremony type and protection level selections
DevicePairingKinds ceremoniesSelected = GetSelectedCeremonies();
// Get protection level
DevicePairingProtectionLevel protectionLevel = DevicePairingProtectionLevel.Default;
// Specify custom pairing with all ceremony types and protection level EncryptionAndAuthentication
DeviceInformationCustomPairing customPairing = deviceInfoDisp.DeviceInformation.Pairing.Custom;
customPairing.PairingRequested += PairingRequestedHandler;
DevicePairingResult result = await customPairing.PairAsync(ceremoniesSelected, protectionLevel);
if (result.Status == DevicePairingResultStatus.Paired)
{
formatString = BluetoothDeviceInformationDisplay.GetResourceString("BluetoothPairingSuccessFormat");
confirmationMessage = string.Format(formatString, deviceInfoDisp.Name, deviceInfoDisp.Id);
}
else
{
formatString = BluetoothDeviceInformationDisplay.GetResourceString("BluetoothPairingFailureFormat");
confirmationMessage = string.Format(formatString, result.Status.ToString(), deviceInfoDisp.Name,
deviceInfoDisp.Id);
}
// Display the result of the pairing attempt
DisplayMessagePanel(confirmationMessage, MessageType.InformationalMessage);
// If the watcher toggle is on, clear any devices in the list and stop and restart the watcher to ensure state is reflected in list
if (BluetoothWatcherToggle.IsOn)
{
bluetoothDeviceObservableCollection.Clear();
StopWatcher();
StartWatcher();
}
else
{
// If the watcher is off this is an inbound request so just clear the list
bluetoothDeviceObservableCollection.Clear();
}
// Re-enable the pair button
inProgressPairButton = null;
pairButton.IsEnabled = true;
}
/// <summary>
/// Initializes a new instance of the <see cref="FlyoutBase"/> class, a
/// Wpf-enabled wrapper for <see cref="windows.UI.Xaml.Controls.Primitives.FlyoutBase"/>
/// </summary>
public FlyoutBase(windows.UI.Xaml.Controls.Primitives.FlyoutBase instance)
{
this.UwpInstance = instance;
}
private void Flyout_Closing(Windows.UI.Xaml.Controls.Primitives.FlyoutBase sender, Windows.UI.Xaml.Controls.Primitives.FlyoutBaseClosingEventArgs args)
{
_ignoreFlyout = false;
Debug.WriteLine("CLOSING");
}
private void MenuFlyout_Closing(Windows.UI.Xaml.Controls.Primitives.FlyoutBase sender, Windows.UI.Xaml.Controls.Primitives.FlyoutBaseClosingEventArgs args)
{
//var navFlyout = sender as MenuFlyout;
//navFlyout?.Items.Clear();
}
public static void SetCompatibleContextFlyout(FrameworkElement obj, Windows.UI.Xaml.Controls.Primitives.FlyoutBase value)
{
obj.SetValue(CompatibleContextFlyoutProperty, value);
}
