public static void AddBottomAppBar(Page myPage)
{
var commandBar = new CommandBar();
var searchButton = new AppBarButton
{
Label = "Поиск",
Icon = new SymbolIcon(Symbol.Find),
};
var aboutButton = new AppBarButton
{
Label = "О прилож.",
Icon = new SymbolIcon(Symbol.Help),
};
if (RootFrame != null)
{
searchButton.Click += SearchButtonClick;
aboutButton.Click += AboutButtonClick;
}
commandBar.PrimaryCommands.Add(searchButton);
commandBar.PrimaryCommands.Add(aboutButton);
myPage.BottomAppBar = commandBar;
}
public NavigationHelper(Page page)
{
this.Page = page;
this.Page.Loaded += (sender, e) =>
{
if (this.Page.ActualHeight == Window.Current.Bounds.Height &&
this.Page.ActualWidth == Window.Current.Bounds.Width)
{
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated +=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed +=
this.CoreWindow_PointerPressed;
}
};
this.Page.Unloaded += (sender, e) =>
{
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated -=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed -=
this.CoreWindow_PointerPressed;
};
}
static public void Save(Page inputFrame)
{
// Keep values of authentication fields.
baseUri = (inputFrame.FindName("ServiceAddressField") as TextBox).Text;
user = (inputFrame.FindName("UserNameField") as TextBox).Text;
password = (inputFrame.FindName("PasswordField") as PasswordBox).Password;
}
/// <summary>
/// 初始化 <see cref="NavigationHelper"/> 類別的新執行個體。
/// </summary>
/// <param name="page">巡覽所使用之目前頁面的參考。
/// 這項參考允許進行框架操作及確保鍵盤
/// 巡覽要求只有在頁面佔用整個視窗時才會發生。</param>
public NavigationHelper(Page page)
{
this.Page = page;
// 當這個頁面是視覺化樹狀結構的一部分時，執行兩項變更:
// 1) 將應用程式檢視狀態對應到頁面的視覺狀態
// 2) 處理鍵盤和滑鼠巡覽要求
this.Page.Loaded += (sender, e) =>
{
// 只有佔用整個視窗時才適用鍵盤和滑鼠巡覽
if (this.Page.ActualHeight == Window.Current.Bounds.Height &&
this.Page.ActualWidth == Window.Current.Bounds.Width)
{
// 直接接聽視窗，所以不需要焦點
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated +=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed +=
this.CoreWindow_PointerPressed;
}
};
// 當頁面不再可見時，復原相同的變更
this.Page.Unloaded += (sender, e) =>
{
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated -=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed -=
this.CoreWindow_PointerPressed;
};
}
public NavigatingEventArgs(DeferralManager manager, NavigatingCancelEventArgs e, Page page, object parameter) : this(manager)
{
NavigationMode = e.NavigationMode;
PageType = e.SourcePageType;
Page = page;
Parameter = parameter;
}
static public void Restore(Page inputFrame)
{
// Set authentication fields.
(inputFrame.FindName("ServiceAddressField") as TextBox).Text = baseUri;
(inputFrame.FindName("UserNameField") as TextBox).Text = user;
(inputFrame.FindName("PasswordField") as PasswordBox).Password = password;
}
public async Task<AppHubViewModel> Start(Page page)
{
this.Page = page;
UpgradeLicense = await new InAppPurchaseHelper("HideAds").Setup();
LoadData_Runtime();
this.PropertyChanged += async (s, e) =>
{
if (e.PropertyName.Equals("Selected") && this.Selected != null)
{
if (this.Selected is AdvertRecord)
await new Windows.UI.Popups.MessageDialog("Advertisement!").ShowAsync();
else
Services.Navigation.GotoDetail(this.Selected.Id);
this.Selected = null;
}
};
UpgradeLicense.LicenseChanged += async (s, e) =>
{
if (UpgradeLicense.IsPurchased)
{
await page.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
// remove advertisements (if any)
foreach (var parent in Groups4Landscape.Union(Groups4Portrait.Union(Groups4Snapview)).Where(x => x.Children.Any(y => y is AdvertRecord)))
{
foreach (var advert in parent.Children.Where(x => x is AdvertRecord).ToArray())
parent.Children.Remove(advert);
}
});
}
};
return this;
}
/// <summary>
/// <see cref="NavigationHelper"/> 클래스의 새 인스턴스를 초기화합니다.
/// </summary>
/// <param name="page">탐색에 사용되는 현재 페이지에 대한 참조입니다.
/// 이 참조는 프레임 조작을 가능하게 하고 키보드
/// 탐색 요청이 페이지가 전체 창을 차지했을 경우에만 발생하도록 합니다.</param>
public NavigationHelper(Page page)
{
this.Page = page;
// 이 페이지가 시각적 트리의 일부인 경우 두 가지를 변경합니다.:
// 1) 응용 프로그램 뷰 상태를 페이지의 시각적 상태에 매핑
// 2) 키보드 및 마우스 탐색 요청 처리
this.Page.Loaded += (sender, e) =>
{
// 키보드 및 마우스 탐색은 전체 창 크기인 경우에만 적용됩니다.
if (this.Page.ActualHeight == Window.Current.Bounds.Height &&
this.Page.ActualWidth == Window.Current.Bounds.Width)
{
// 포커스가 필요하지 않도록 창을 직접 수신합니다.
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated +=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed +=
this.CoreWindow_PointerPressed;
}
};
// 페이지가 더 이상 표시되지 않는 경우 동일한 변경을 취소합니다.
this.Page.Unloaded += (sender, e) =>
{
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated -=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed -=
this.CoreWindow_PointerPressed;
};
}
/// <summary>
/// Will hide application bar if current page reference is passged
/// If you don't want that, pass null
/// </summary>
/// <param name="valueofoverlay"></param>
/// <param name="basePage"></param>
public void Show(string valueofoverlay, Page basePage)
{
if (basePage != null)
{
_basePage = basePage;
if (_basePage != null && _basePage.BottomAppBar != null)
_basePage.BottomAppBar.IsOpen = false;
}
this.textBlockStatus.Text = valueofoverlay;
if (this.ChildWindowPopup == null)
{
this.ChildWindowPopup = new Popup();
try
{
this.ChildWindowPopup.Child = this;
}
catch (ArgumentException)
{
throw new InvalidOperationException("The control is already shown.");
}
}
if (this.ChildWindowPopup != null)
{
// Show popup
this.ChildWindowPopup.IsOpen = true;
}
}
public NavigationHelper(Page page)
{
if (page == null) throw new ArgumentNullException(nameof(page));
mPage = page;
mPage.Loaded += (sender, e) =>
{
#if WINDOWS_PHONE_APP
HardwareButtons.BackPressed += OnHardwareButtonBackPressed;
#else
if (mPage.ActualHeight == Window.Current.Bounds.Height && mPage.ActualWidth == Window.Current.Bounds.Width)
{
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated += OnAcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed += OnPointerPressed;
}
#endif
};
mPage.Unloaded += (sender, e) =>
{
#if WINDOWS_PHONE_APP
HardwareButtons.BackPressed -= OnHardwareButtonBackPressed;
#else
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated -= OnAcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed -= OnPointerPressed;
#endif
};
}
/// <summary>
/// Initialise une nouvelle instance de la classe <see cref="NavigationHelper"/>.
/// </summary>
/// <param name="page">Référence à la page active utilisée pour la navigation.
/// Cette référence permet de manipuler le frame et de garantir que le clavier
/// les requêtes de navigation ont lieu uniquement lorsque la page occupe toute la fenêtre.</param>
public NavigationHelper(Page page)
{
this.Page = page;
// Lorsque cette page fait partie de l'arborescence d'éléments visuels, effectue deux modifications :
// 1) Mappe l'état d'affichage de l'application à l'état visuel pour la page
// 2) Traite les requêtes de navigation à l'aide du clavier ou de la souris
this.Page.Loaded += (sender, e) =>
{
// La navigation à l'aide du clavier et de la souris s'applique uniquement lorsque la totalité de la fenêtre est occupée
if (this.Page.ActualHeight == Window.Current.Bounds.Height &&
this.Page.ActualWidth == Window.Current.Bounds.Width)
{
// Écoute directement la fenêtre, ce qui ne requiert pas le focus
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated +=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed +=
this.CoreWindow_PointerPressed;
}
};
// Annule les mêmes modifications lorsque la page n'est plus visible
this.Page.Unloaded += (sender, e) =>
{
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated -=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed -=
this.CoreWindow_PointerPressed;
};
}
public static void InitializeSkiInputService(this Page _)
{
var window = CoreWindow.GetForCurrentThread();
SkiInputService.Instance.CalculateNumberOfMousePointersFunc = () =>
PointerDevice
.GetPointerDevices()
.Count(pointer => pointer.PointerDeviceType == PointerDeviceType.Mouse);
SkiInputService.Instance.IsInputViewFocusedFunc = () => FocusManager.GetFocusedElement() is TextBox;
window.Dispatcher.AcceleratorKeyActivated += (sender, args) =>
{
var intKey = (int)args.VirtualKey;
var skiVirtualKey = (SkiVirtualKey)intKey;
var keyState = window.GetKeyState(args.VirtualKey);
if (keyState.HasFlag(CoreVirtualKeyStates.Down))
{
SkiInputService.Instance.OnKeyDown(skiVirtualKey);
}
else
{
SkiInputService.Instance.OnKeyUp(skiVirtualKey);
}
};
}
public NavigatedEventArgs(NavigationEventArgs e, Page page)
{
this.Page = page;
this.PageType = e.SourcePageType;
this.Parameter = e.Parameter;
this.NavigationMode = e.NavigationMode;
}
public async void CriarAba(Page page, string titulo)
{
try
{
var aba = new AbaDado
{
titulo = titulo,
pagina = page,
};
listaAbas.Add(aba);
abasListView.SelectedItem = aba;
TotalAbas = listaAbas.Count;
}
catch (Exception ex)
{
MessageDialog dialog = new MessageDialog(
"Dificuldade ao criar aba\n\nERRO:" + ex.Message, "Dificuldade");
await dialog.ShowAsync();
}
}
internal Platform(Windows.UI.Xaml.Controls.Page page)
{
if (page == null)
{
throw new ArgumentNullException(nameof(page));
}
_page = page;
_container = new Canvas
{
Style = (Windows.UI.Xaml.Style)Windows.UI.Xaml.Application.Current.Resources["RootContainerStyle"]
};
_page.Content = _container;
_container.SizeChanged += OnRendererSizeChanged;
MessagingCenter.Subscribe(this, Page.BusySetSignalName, (Page sender, bool enabled) =>
{
Windows.UI.Xaml.Controls.ProgressBar indicator = GetBusyIndicator();
indicator.Visibility = enabled ? Visibility.Visible : Visibility.Collapsed;
});
_toolbarTracker.CollectionChanged += OnToolbarItemsChanged;
UpdateBounds();
InitializeStatusBar();
SystemNavigationManager.GetForCurrentView().BackRequested += OnBackRequested;
}
/// <summary>
/// Инициализирует новый экземпляр класса <see cref="NavigationHelper"/>.
/// </summary>
/// <param name="page">Ссылка на текущую страницу, используемая для навигации.
/// Эта ссылка позволяет осуществлять различные действия с кадрами и гарантировать, что клавиатура
/// запросы навигации происходят, только когда страница занимает все окно.</param>
public NavigationHelper(Page page)
{
this.Page = page;
// Если данная страница является частью визуального дерева, возникают два изменения:
// 1) Сопоставление состояния просмотра приложения с визуальным состоянием для страницы.
// 2) Обработка запросов навигации с помощью мыши и клавиатуры.
this.Page.Loaded += (sender, e) =>
{
// Навигация с помощью мыши и клавиатуры применяется, только если страница занимает все окно
if (this.Page.ActualHeight == Window.Current.Bounds.Height &&
this.Page.ActualWidth == Window.Current.Bounds.Width)
{
// Непосредственное прослушивание окна, поэтому фокус не требуется
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated +=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed +=
this.CoreWindow_PointerPressed;
}
};
// Отмена тех же изменений, когда страница перестает быть видимой
this.Page.Unloaded += (sender, e) =>
{
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated -=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed -=
this.CoreWindow_PointerPressed;
};
}
public NavigationHelper(Page page)
{
this.Page = page;
this.Page.Loaded += (sender, e) => {
#if WINDOWS_PHONE_APP
Windows.Phone.UI.Input.HardwareButtons.BackPressed += HardwareButtons_BackPressed;
#else
// Keyboard and mouse navigation only apply when occupying the entire window
if (this.Page.ActualHeight == Window.Current.Bounds.Height &&
this.Page.ActualWidth == Window.Current.Bounds.Width) {
// Listen to the window directly so focus isn't required
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated +=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed +=
this.CoreWindow_PointerPressed;
}
#endif
};
this.Page.Unloaded += (sender, e) => {
#if WINDOWS_PHONE_APP
Windows.Phone.UI.Input.HardwareButtons.BackPressed -= HardwareButtons_BackPressed;
#else
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated -=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed -=
this.CoreWindow_PointerPressed;
#endif
};
}
/// <summary>
/// <see cref="NavigationHelper"/> クラスの新しいインスタンスを初期化します。
/// </summary>
/// <param name="page">ナビゲーションに使用される現在のページへの参照。
/// この参照ではフレームの操作が許可され、ページでウィンドウ全体を使用している場合にのみ
/// キーボードのナビゲーション要求が発生するようにすることができます。</param>
public NavigationHelper(Page page)
{
this.Page = page;
// このページがビジュアル ツリーの一部である場合、次の 2 つの変更を行います:
// 1) アプリケーションのビューステートをページの表示状態にマップする
// 2) キーボードおよびマウスのナビゲーション要求を処理する
this.Page.Loaded += (sender, e) =>
{
// キーボードおよびマウスのナビゲーションは、ウィンドウ全体を使用する場合のみ適用されます
if (this.Page.ActualHeight == Window.Current.Bounds.Height &&
this.Page.ActualWidth == Window.Current.Bounds.Width)
{
// ウィンドウで直接待機するため、フォーカスは不要です
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated +=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed +=
this.CoreWindow_PointerPressed;
}
};
// ページが表示されない場合、同じ変更を元に戻します
this.Page.Unloaded += (sender, e) =>
{
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated -=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed -=
this.CoreWindow_PointerPressed;
};
}
public NavigatingEventArgs(NavigatingCancelEventArgs e, Page page)
{
this.Page = page;
this.NavigationMode = e.NavigationMode;
this.PageType = e.SourcePageType;
this.Parameter = e.Parameter?.ToString();
}
public NavigatingEventArgs(NavigatingCancelEventArgs e, Page page)
{
NavigationMode = e.NavigationMode;
PageType = e.SourcePageType;
Parameter = e.Parameter;
Page = page;
}
internal Platform(Windows.UI.Xaml.Controls.Page page)
{
if (page == null)
{
throw new ArgumentNullException(nameof(page));
}
_page = page;
_container = new Canvas
{
Style = (Windows.UI.Xaml.Style)Windows.UI.Xaml.Application.Current.Resources["RootContainerStyle"]
};
_page.Content = _container;
_container.SizeChanged += OnRendererSizeChanged;
MessagingCenter.Subscribe(this, Page.BusySetSignalName, (Page sender, bool enabled) =>
{
Windows.UI.Xaml.Controls.ProgressBar indicator = GetBusyIndicator();
indicator.Visibility = enabled ? Visibility.Visible : Visibility.Collapsed;
});
_toolbarTracker.CollectionChanged += OnToolbarItemsChanged;
#if !WINDOWS_UWP // UWP gets subscribed in Forms.Init
SubscribeAlertsAndActionSheets();
#endif
UpdateBounds();
#if WINDOWS_UWP
InitializeStatusBar();
#endif
}
public async Task NavedFromAsync(object viewmodel, NavigationMode mode, Page sourcePage, Type sourceType, object sourceParameter, Page targetPage, Type targetType, object targetParameter, bool suspending)
{
Services.NavigationService.NavigationService.DebugWrite();
if (sourcePage == null)
{
return;
}
else if (viewmodel == null)
{
return;
}
else if (viewmodel is Classic.INavigatedAwareAsync)
{
var vm = viewmodel as Classic.INavigatedAwareAsync;
await vm?.OnNavigatedFromAsync(PageState(sourcePage), suspending);
}
else if (viewmodel is Portable.INavigatedAware)
{
var vm = viewmodel as Portable.INavigatedAware;
var parameters = new Portable.NavigationParameters();
vm?.OnNavigatedFrom(parameters);
}
else if (viewmodel is Portable.INavigatedAwareAsync)
{
var vm = viewmodel as Portable.INavigatedAwareAsync;
var parameters = new Portable.NavigationParameters();
await vm?.OnNavigatedFromAsync(parameters);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="NavigationHelper"/> class.
/// </summary>
/// <param name="page">
/// A reference to the current page used for navigation.
/// This reference allows for frame manipulation and to ensure that keyboard
/// navigation requests only occur when the page is occupying the entire window.
/// </param>
public NavigationHelper(Page page) {
Page = page;
// When this page is part of the visual tree make two changes:
// 1) Map application view state to visual state for the page
// 2) Handle keyboard and mouse navigation requests
Page.Loaded += (sender, e) => {
// Keyboard and mouse navigation only apply when occupying the entire window
if (Page.ActualHeight == Window.Current.Bounds.Height &&
Page.ActualWidth == Window.Current.Bounds.Width) {
// Listen to the window directly so focus isn't required
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated +=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed +=
CoreWindow_PointerPressed;
}
};
// Undo the same changes when the page is no longer visible
Page.Unloaded += (sender, e) => {
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated -=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed -=
CoreWindow_PointerPressed;
};
}
private void Authenticate(Xamarin.Auth._MobileServices.Helpers.OAuth1 oauth1)
{
OAuth1Authenticator auth = new OAuth1Authenticator
(
consumerKey: oauth1.OAuth_IdApplication_IdAPI_KeyAPI_IdClient_IdCustomer,
consumerSecret: oauth1.OAuth1_SecretKey_ConsumerSecret_APISecret,
requestTokenUrl: oauth1.OAuth1_UriRequestToken,
authorizeUrl: oauth1.OAuth_UriAuthorization,
accessTokenUrl: oauth1.OAuth_UriAccessToken_UriRequestToken,
callbackUrl: oauth1.OAuth_UriCallbackAKARedirect
);
auth.AllowCancel = oauth1.AllowCancel;
// If authorization succeeds or is canceled, .Completed will be fired.
auth.Completed += Auth_Completed;
auth.Error += Auth_Error;
auth.BrowsingCompleted += Auth_BrowsingCompleted;
//Uri uri = auth.GetUI();
Type page_type = auth.GetUI();
// For Xamarin.Forms refactoring
Windows.UI.Xaml.Controls.Page this_page = this;
this_page.Frame.Navigate(page_type, auth);
return;
}
public void SetPage(Page page)
{
NavigationService.Current.NavigationModel.Push(page, null);
SetCurrentPage(page);
page.NavigationProxy.Inner = NavigationService.Current;
}
/// <summary>
/// <see cref="NavigationHelper"/> クラスの新しいインスタンスを初期化します。
/// </summary>
/// <param name="page">ナビゲーションに使用される現在のページへの参照。
/// この参照ではフレームの操作が許可され、ページでウィンドウ全体を使用している場合にのみ
/// キーボードのナビゲーション要求が発生するようにすることができます。</param>
public NavigationHelper(Page page) {
this.Page = page;
// このページがビジュアル ツリーの一部である場合、次の 2 つの変更を行います:
// 1) アプリケーションのビューステートをページの表示状態にマップする
// 2) ハードウェアのナビゲーション要求を処理する
this.Page.Loaded += (sender, e) => {
#if WINDOWS_PHONE_APP
Windows.Phone.UI.Input.HardwareButtons.BackPressed += HardwareButtons_BackPressed;
#else
// キーボードおよびマウスのナビゲーションは、ウィンドウ全体を使用する場合のみ適用されます
if (this.Page.ActualHeight == Window.Current.Bounds.Height &&
this.Page.ActualWidth == Window.Current.Bounds.Width) {
// ウィンドウで直接待機するため、フォーカスは不要です
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated +=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed +=
this.CoreWindow_PointerPressed;
}
#endif
};
// ページが表示されない場合、同じ変更を元に戻します
this.Page.Unloaded += (sender, e) => {
#if WINDOWS_PHONE_APP
Windows.Phone.UI.Input.HardwareButtons.BackPressed -= HardwareButtons_BackPressed;
#else
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated -=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed -=
this.CoreWindow_PointerPressed;
#endif
};
}
/// <summary>
/// Возобновление.
/// </summary>
/// <param name="sender">Страница.</param>
/// <param name="o">Объект.</param>
protected async override void OnResume(Page sender, object o)
{
if (StatusBarHelper.IsStatusBarPresent)
{
await StatusBarHelper.StatusBar.ProgressIndicator.HideAsync();
}
}
/// <summary>
/// Initializes a new instance of the <see cref="NavigationHelper"/> class.
/// </summary>
/// <param name="page">A reference to the current page used for navigation.
/// This reference allows for frame manipulation and to ensure that keyboard
/// navigation requests only occur when the page is occupying the entire window.</param>
public NavigationHelper(Page page) {
this.Page = page;
// When this page is part of the visual tree make two changes:
// 1) Map application view state to visual state for the page
// 2) Handle hardware navigation requests
this.Page.Loaded += (sender, e) => {
#if WINDOWS_PHONE_APP
Windows.Phone.UI.Input.HardwareButtons.BackPressed += HardwareButtons_BackPressed;
#else
// Keyboard and mouse navigation only apply when occupying the entire window
if (this.Page.ActualHeight == Window.Current.Bounds.Height &&
this.Page.ActualWidth == Window.Current.Bounds.Width) {
// Listen to the window directly so focus isn't required
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated +=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed +=
this.CoreWindow_PointerPressed;
}
#endif
};
// Undo the same changes when the page is no longer visible
this.Page.Unloaded += (sender, e) => {
#if WINDOWS_PHONE_APP
Windows.Phone.UI.Input.HardwareButtons.BackPressed -= HardwareButtons_BackPressed;
#else
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated -=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed -=
this.CoreWindow_PointerPressed;
#endif
};
}
/// <summary>
/// Произошёл заход на страницу.
/// </summary>
/// <param name="sender">Страница.</param>
/// <param name="e">Событие.</param>
protected override async void OnNavigatedTo(Page sender, NavigationEventArgs e)
{
if (StatusBarHelper.IsStatusBarPresent)
{
await StatusBarHelper.StatusBar.ProgressIndicator.HideAsync();
}
}
public TabSelectedEventArgs(Page tab)
{
if (tab == null)
throw new ArgumentNullException("tab");
Tab = tab;
}
/// <summary>Call this method in Loaded event as the event will be automatically
/// deregistered when the FrameworkElement has been unloaded. </summary>
public static void RegisterBackKey(Page page)
{
var callback = new TypedEventHandler<CoreDispatcher, AcceleratorKeyEventArgs>(
delegate(CoreDispatcher sender, AcceleratorKeyEventArgs args)
{
if (!args.Handled && args.VirtualKey == VirtualKey.Back &&
(args.EventType == CoreAcceleratorKeyEventType.KeyDown ||
args.EventType == CoreAcceleratorKeyEventType.SystemKeyDown))
{
var element = FocusManager.GetFocusedElement();
if (element is FrameworkElement && PopupHelper.IsInPopup((FrameworkElement)element))
return;
if (element is TextBox || element is PasswordBox || element is WebView)
return;
if (page.Frame.CanGoBack)
{
args.Handled = true;
page.Frame.GoBack();
}
}
});
page.Dispatcher.AcceleratorKeyActivated += callback;
SingleEvent.RegisterEvent(page,
(p, h) => p.Unloaded += h,
(p, h) => p.Unloaded -= h,
(o, a) => { page.Dispatcher.AcceleratorKeyActivated -= callback; });
}
/// <summary>
/// 初始化 <see cref="NavigationHelper"/> 类的新实例。
/// </summary>
/// <param name="page">对当前页面的引用，用于导航。
/// 此引用可操纵帧，并确保
/// 仅在页面占用整个窗口时产生导航请求。</param>
public NavigationHelper(Page page)
{
this.Page = page;
// 当此页是可视化树的一部分时，进行两个更改:
// 1) 将应用程序视图状态映射到页的可视状态
// 2) 处理键盘和鼠标导航请求
this.Page.Loaded += (sender, e) =>
{
// 仅当占用整个窗口时，键盘和鼠标导航才适用
if (this.Page.ActualHeight == Window.Current.Bounds.Height &&
this.Page.ActualWidth == Window.Current.Bounds.Width)
{
// 直接侦听窗口，因此无需焦点
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated +=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed +=
this.CoreWindow_PointerPressed;
}
};
// 当页不再可见时，撤消相同更改
this.Page.Unloaded += (sender, e) =>
{
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated -=
CoreDispatcher_AcceleratorKeyActivated;
Window.Current.CoreWindow.PointerPressed -=
this.CoreWindow_PointerPressed;
};
}
/// <summary>
/// 在此页将要在 Frame 中显示时进行调用。
/// </summary>
/// <param name="e">描述如何访问此页的事件数据。
/// 此参数通常用于配置页。</param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
Button btn = new Button();
btn.Content = "Right";
btn.HorizontalAlignment = Windows.UI.Xaml.HorizontalAlignment.Right;
Page page = new Page();
}
private void _textBox_TextChanged(object sender, TextChangedEventArgs e)
{
_page = _page ?? _textBox.Ancestor<Page>();
var field = _page.GetType().GetTypeInfo().GetDeclaredField("Bindings");
var bindings = field?.GetValue(_page);
var update = bindings?.GetType().GetRuntimeMethod("Update", new Type[] { });
//update?.Invoke(bindings, null);
}
protected override void OnLaunched(LaunchActivatedEventArgs args)
{
var window = Windows.UI.Xaml.Window.Current;
var shellView = new Windows.UI.Xaml.Controls.Page();
window.Content = shellView;
window.Activate();
}
public Platform(Windows.UI.Xaml.Controls.Page page)
{
_page = page;
_renderer = new Canvas();
_renderer.SizeChanged += renderer_SizeChanged;
NavigationService.Current.OnNewPage += Current_OnNewPage;
_tracker = new ToolbarTracker();
_tracker.CollectionChanged += (s, e) => UpdateAppBar();
}
internal Platform(Windows.UI.Xaml.Controls.Page page)
{
if (page == null)
{
throw new ArgumentNullException("page");
}
_page = page;
_container = new Canvas {
Style = (Windows.UI.Xaml.Style)Windows.UI.Xaml.Application.Current.Resources["RootContainerStyle"]
};
_page.Content = _container;
_container.SizeChanged += OnRendererSizeChanged;
MessagingCenter.Subscribe(this, Page.BusySetSignalName, (Page sender, bool enabled) =>
{
Windows.UI.Xaml.Controls.ProgressBar indicator = GetBusyIndicator();
indicator.Visibility = enabled ? Visibility.Visible : Visibility.Collapsed;
});
_toolbarTracker.CollectionChanged += OnToolbarItemsChanged;
MessagingCenter.Subscribe <Page, AlertArguments>(this, Page.AlertSignalName, OnPageAlert);
MessagingCenter.Subscribe <Page, ActionSheetArguments>(this, Page.ActionSheetSignalName, OnPageActionSheet);
UpdateBounds();
#if WINDOWS_UWP
StatusBar statusBar = MobileStatusBar;
if (statusBar != null)
{
statusBar.Showing += (sender, args) => UpdateBounds();
statusBar.Hiding += (sender, args) => UpdateBounds();
// UWP 14393 Bug: If RequestedTheme is Light (which it is by default), then the
// status bar uses White Foreground with White Background.
// UWP 10586 Bug: If RequestedTheme is Light (which it is by default), then the
// status bar uses Black Foreground with Black Background.
// Since the Light theme should have a Black on White status bar, we will set it explicitly.
// This can be overriden by setting the status bar colors in App.xaml.cs OnLaunched.
if (statusBar.BackgroundColor == null && statusBar.ForegroundColor == null && Windows.UI.Xaml.Application.Current.RequestedTheme == ApplicationTheme.Light)
{
statusBar.BackgroundColor = Colors.White;
statusBar.ForegroundColor = Colors.Black;
statusBar.BackgroundOpacity = 1;
}
}
#endif
}
internal Platform(Windows.UI.Xaml.Controls.Page page)
{
if (page == null)
{
throw new ArgumentNullException(nameof(page));
}
_page = page;
var current = Windows.UI.Xaml.Application.Current;
if (!current.Resources.ContainsKey("RootContainerStyle"))
{
Windows.UI.Xaml.Application.Current.Resources.MergedDictionaries.Add(Forms.GetTabletResources());
}
#if UWP_16299
if (!current.Resources.ContainsKey(ShellRenderer.ShellStyle))
{
var myResourceDictionary = new Windows.UI.Xaml.ResourceDictionary();
myResourceDictionary.Source = new Uri("ms-appx:///Xamarin.Forms.Platform.UAP/Shell/ShellStyles.xbf");
Windows.UI.Xaml.Application.Current.Resources.MergedDictionaries.Add(myResourceDictionary);
}
#endif
_container = new Canvas
{
Style = (Windows.UI.Xaml.Style)current.Resources["RootContainerStyle"]
};
_page.Content = _container;
_container.SizeChanged += OnRendererSizeChanged;
MessagingCenter.Subscribe(this, Page.BusySetSignalName, (Page sender, bool enabled) =>
{
Windows.UI.Xaml.Controls.ProgressBar indicator = GetBusyIndicator();
indicator.Visibility = enabled ? Visibility.Visible : Visibility.Collapsed;
});
_toolbarTracker.CollectionChanged += OnToolbarItemsChanged;
UpdateBounds();
InitializeStatusBar();
SystemNavigationManager.GetForCurrentView().BackRequested += OnBackRequested;
Windows.UI.Xaml.Application.Current.Resuming += OnResumingAsync;
}
private void Authenticate(Xamarin.Auth._MobileServices.Helpers.OAuth2 oauth2)
{
OAuth2Authenticator auth = null;
if (oauth2.OAuth_UriAccessToken_UriRequestToken == null || string.IsNullOrEmpty(oauth2.OAuth_SecretKey_ConsumerSecret_APISecret))
{
auth = new OAuth2Authenticator
(
clientId: oauth2.OAuth_IdApplication_IdAPI_KeyAPI_IdClient_IdCustomer,
scope: oauth2.OAuth2_Scope,
authorizeUrl: oauth2.OAuth_UriAuthorization,
redirectUrl: oauth2.OAuth_UriCallbackAKARedirect
);
}
else
{
auth = new OAuth2Authenticator
(
clientId: oauth2.OAuth_IdApplication_IdAPI_KeyAPI_IdClient_IdCustomer,
clientSecret: "93e7f486b09bd1af4c38913cfaacbf8a384a50d2",
scope: oauth2.OAuth2_Scope,
authorizeUrl: oauth2.OAuth_UriAuthorization,
redirectUrl: oauth2.OAuth_UriCallbackAKARedirect,
accessTokenUrl: oauth2.OAuth_UriAccessToken_UriRequestToken
);
}
auth.AllowCancel = oauth2.AllowCancel;
// If authorization succeeds or is canceled, .Completed will be fired.
auth.Completed += Auth_Completed;
auth.Error += Auth_Error;
auth.BrowsingCompleted += Auth_BrowsingCompleted;
//Uri uri = auth.GetUI();
Type page_type = auth.GetUI();
// For Xamarin.Forms refactoring
Windows.UI.Xaml.Controls.Page this_page = this;
this_page.Frame.Navigate(page_type, auth);
return;
}
internal Platform(Windows.UI.Xaml.Controls.Page page)
{
if (page == null)
{
throw new ArgumentNullException("page");
}
_page = page;
_container = new Canvas {
Style = (Windows.UI.Xaml.Style)Windows.UI.Xaml.Application.Current.Resources["RootContainerStyle"]
};
_page.Content = _container;
_container.SizeChanged += OnRendererSizeChanged;
MessagingCenter.Subscribe(this, Page.BusySetSignalName, (Page sender, bool enabled) =>
{
Windows.UI.Xaml.Controls.ProgressBar indicator = GetBusyIndicator();
indicator.Visibility = enabled ? Visibility.Visible : Visibility.Collapsed;
});
_toolbarTracker.CollectionChanged += OnToolbarItemsChanged;
MessagingCenter.Subscribe <Page, AlertArguments>(this, Page.AlertSignalName, OnPageAlert);
MessagingCenter.Subscribe <Page, ActionSheetArguments>(this, Page.ActionSheetSignalName, OnPageActionSheet);
UpdateBounds();
#if WINDOWS_UWP
if (ApiInformation.IsTypePresent("Windows.UI.ViewManagement.StatusBar"))
{
StatusBar statusBar = StatusBar.GetForCurrentView();
statusBar.Showing += (sender, args) => UpdateBounds();
statusBar.Hiding += (sender, args) => UpdateBounds();
}
#endif
}
internal void UnfocusControl(Control control)
{
if (control == null || !control.IsEnabled || !control.IsTabStop)
{
return;
}
// "Unfocusing" doesn't really make sense on Windows; for accessibility reasons,
// something always has focus. So forcing the unfocusing of a control would normally
// just move focus to the next control, or leave it on the current control if no other
// focus targets are available. This is what happens if you use the "disable/enable"
// hack. What we *can* do is set the focus to the Page which contains Control;
// this will cause Control to lose focus without shifting focus to, say, the next Entry
if (_containingPage == null)
{
// Work our way up the tree to find the containing Page
DependencyObject parent = Control as Control;
while (parent != null && !(parent is Windows.UI.Xaml.Controls.Page))
{
parent = VisualTreeHelper.GetParent(parent);
}
_containingPage = parent as Windows.UI.Xaml.Controls.Page;
}
if (_containingPage != null)
{
// Cache the tabstop setting
var wasTabStop = _containingPage.IsTabStop;
// Controls can only get focus if they're a tabstop
_containingPage.IsTabStop = true;
_containingPage.Focus(FocusState.Programmatic);
// Restore the tabstop setting; that may cause the Page to lose focus,
// but it won't restore the focus to Control
_containingPage.IsTabStop = wasTabStop;
}
}
private void ShellFrame_Navigated(object sender, NavigationEventArgs e)
{
this.CurrentPage = e.Content as Windows.UI.Xaml.Controls.Page;
}
private void SetupUserInterface()
{
IsChangesMade = false;
mPdfViewCtrl = new PDFViewCtrl();
string path = Path.Combine(Windows.Storage.ApplicationData.Current.TemporaryFolder.Path, "sample.pdf");
PDFDoc doc = new PDFDoc(path);
mPdfViewCtrl.SetDoc(doc);
mPdfViewCtrl.SetPagePresentationMode(pdftron.PDF.PDFViewCtrlPagePresentationMode.e_single_page);
mToolManager = new pdftron.PDF.Tools.ToolManager(mPdfViewCtrl);
mToolManager.EnablePopupMenuOnLongPress = true;
mToolManager.IsPopupMenuEnabled = true;
mToolManager.PanToolTextSelectionMode = pdftron.PDF.Tools.ToolManager.TextSelectionBehaviour.AlwaysPan;
mToolManager.TextMarkupAdobeHack = true;
mToolManager.AnnotationAdded += MToolManager_AnnotationAdded;
mToolManager.AnnotationEdited += MToolManager_AnnotationEdited;
mToolManager.AnnotationGroupAdded += MToolManager_AnnotationGroupAdded;
mToolManager.AnnotationGroupEdited += MToolManager_AnnotationGroupEdited;
mToolManager.AnnotationGroupPreEdited += MToolManager_AnnotationGroupPreEdited;
mToolManager.AnnotationGroupPreRemoved += MToolManager_AnnotationGroupPreRemoved;
mToolManager.AnnotationGroupRemoved += MToolManager_AnnotationGroupRemoved;
mToolManager.AnnotationPreRemoved += MToolManager_AnnotationPreRemoved;
mToolManager.AnnotationRemoved += MToolManager_AnnotationRemoved;
mAnnotationToolbar = new pdftron.PDF.Tools.Controls.AnnotationCommandBar(mToolManager);
var stackPanel = new StackPanel();
var horizontalStackPanel = new StackPanel()
{
Orientation = Orientation.Horizontal
};
closeButton = new Button()
{
Content = "Close"
};
resavePageButton = new Button()
{
Content = "Resave first page"
};
addNewPageButton = new Button()
{
Content = "New Page"
};
horizontalStackPanel.Children.Add(closeButton);
horizontalStackPanel.Children.Add(resavePageButton);
horizontalStackPanel.Children.Add(addNewPageButton);
stackPanel.Children.Add(horizontalStackPanel);
stackPanel.Children.Add(mAnnotationToolbar);
stackPanel.Children.Add(mPdfViewCtrl);
closeButton.Click += CloseButton_Click;
resavePageButton.Click += resavePageButton_Click;
addNewPageButton.Click += AddNewPageButton_Click;
page = new Windows.UI.Xaml.Controls.Page();
page.Content = stackPanel;
}
