public HomePage ()
{
// setup your ViewModel
ViewModel = new HomePageViewModel
{
ButtonText = "Click Me!"
};
// Set the binding context to the newly created ViewModel
BindingContext = ViewModel;
// the button is what we're going to use to trigger a long running Async task
// we're also going to bind the button text so that we can see the binding in action
var actionButton = new Button();
actionButton.SetBinding(Button.TextProperty, "ButtonText");
actionButton.Clicked += async (sender, args) => await SomeLongRunningTaskAsync();
// here's your activity indicator, it's bound to the IsBusy property of the BaseViewModel
// those bindings are on both the visibility property as well as the IsRunning property
var activityIndicator = new ActivityIndicator
{
Color = Color.Black,
};
activityIndicator.SetBinding(ActivityIndicator.IsVisibleProperty, "IsBusy");
activityIndicator.SetBinding(ActivityIndicator.IsRunningProperty, "IsBusy");
// return the layout that includes all the above elements
Content = new StackLayout
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
BackgroundColor = Color.White,
Children = {actionButton, activityIndicator}
};
}
public PublicRoomsPage(ViewModelBase viewModel)
: base(viewModel)
{
var listView = new BindableListView
{
ItemTemplate = new DataTemplate(() =>
{
var textCell = new TextCell();
textCell.SetBinding(TextCell.TextProperty, new Binding("Name"));
textCell.TextColor = Styling.BlackText;
//textCell.SetBinding(TextCell.DetailProperty, new Binding("Description"));
return textCell;
}),
SeparatorVisibility = SeparatorVisibility.None
};
listView.SetBinding(ListView.ItemsSourceProperty, new Binding("PublicRooms"));
listView.SetBinding(BindableListView.ItemClickedCommandProperty, new Binding("SelectRoomCommand"));
var loadingIndicator = new ActivityIndicator ();
loadingIndicator.SetBinding(ActivityIndicator.IsRunningProperty, new Binding("IsBusy"));
loadingIndicator.SetBinding(ActivityIndicator.IsVisibleProperty, new Binding("IsBusy"));
Content = new StackLayout
{
Children =
{
loadingIndicator,
listView
}
};
}
public EmployeeListViewPage()
{
BindingContext = new EmployeeViewModel();
var activity = new ActivityIndicator
{
HorizontalOptions = LayoutOptions.CenterAndExpand,
Color = Color.White,
//IsEnabled = true
};
activity.SetBinding(ActivityIndicator.IsVisibleProperty, "IsBusy");
activity.SetBinding(ActivityIndicator.IsRunningProperty, "IsBusy");
//Command
ViewModel.LoadAllEmployees.Execute(null);
_iiEmpList = new iiListView()
{
ItemTemplate = new DataTemplate(typeof(EmployeeNameCell)),
ClassId="1",
RowHeight=70
};
Content = new StackLayout
{
Children = {
activity,
_iiEmpList
}
};
_iiEmpList.ItemTapped += _iiEmpList_ItemTapped;
}
public LoadingPlaceholder ()
{
Padding = new Thickness (20);
Title = "Image Loading Gallery";
var source = new UriImageSource {
Uri = new Uri ("http://www.nasa.gov/sites/default/files/styles/1600x1200_autoletterbox/public/images/298773main_EC02-0282-3_full.jpg"),
CachingEnabled = false
};
var image = new Image {
Source = source,
WidthRequest = 200,
HeightRequest = 200,
};
var indicator = new ActivityIndicator {Color = new Color (.5),};
indicator.SetBinding (ActivityIndicator.IsRunningProperty, "IsLoading");
indicator.BindingContext = image;
var grid = new Grid();
grid.RowDefinitions.Add (new RowDefinition());
grid.Children.Add (image);
grid.Children.Add (indicator);
Content = grid;
}
public async void GetContent()
{
indicator = new ActivityIndicator {
IsRunning = true,
Color = Color.Black,
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
layout.Children.Add (indicator);
List<UserListModel> userList = await UserControl.GetUserListAsync ();
layout.Children.Remove (indicator);
userListView = new ListView {
ItemsSource = userList,
ItemTemplate = new DataTemplate (typeof(UserCell)),
RowHeight = 80
};
userListView.ItemTapped += (object sender, ItemTappedEventArgs e) => {
UserListModel cell = e.Item as UserListModel;
Navigation.PushAsync(new UserPage(cell.UserId));
userListView.SelectedItem = null;
};
layout.Children.Add (userListView);
}
public AlertView()
{
Device.OnPlatform (() => {
Padding = new Thickness (0, 40, 0, 0);
});
this.BackgroundColor = Color.Gray;
var label = new LabelRender();
var loading = new ActivityIndicator(){ IsRunning = true};
this.Children.Add(loading);
label.Text = TextConstant.Wait;
label.TextColor = Color.White;
label.HorizontalOptions = LayoutOptions.CenterAndExpand;
label.VerticalOptions = LayoutOptions.CenterAndExpand;
this.HorizontalOptions = LayoutOptions.CenterAndExpand;
this.Children.Add(label);
this.WidthRequest = 200;
this.HeightRequest = 80;
}
public ActivityIndicatorDemoPage()
{
Label header = new Label
{
Text = "ActivityIndicator",
Font = Font.BoldSystemFontOfSize(40),
HorizontalOptions = LayoutOptions.Center
};
ActivityIndicator activityIndicator = new ActivityIndicator
{
Color = Device.OnPlatform(Color.Black, Color.Default, Color.Default),
IsRunning = true,
VerticalOptions = LayoutOptions.CenterAndExpand
};
// Accomodate iPhone status bar.
this.Padding = new Thickness(10, Device.OnPlatform(20, 0, 0), 10, 5);
// Build the page.
this.Content = new StackLayout
{
Children =
{
header,
activityIndicator
}
};
}
public GroupMatchView()
{
BindingContext = new GroupMatchesViewModel();
var activity = new ActivityIndicator
{
Color = Helpers.Color.Greenish.ToFormsColor(),
IsEnabled = true
};
activity.SetBinding(ActivityIndicator.IsVisibleProperty, "IsBusy");
activity.SetBinding(ActivityIndicator.IsRunningProperty, "IsBusy");
this.Groups = new ObservableCollection<GroupHelper>();
var refresh = new ToolbarItem
{
Command = ViewModel.LoadItemsCommand,
Icon = "refresh.png",
Name = "refresh",
Priority = 0
};
ToolbarItems.Add(refresh);
ViewModel.ItemsLoaded += new EventHandler((sender, e) =>
{
this.Groups.Clear();
ViewModel.Result.Select(r => r.MatchDate).Distinct().ToList()
.ForEach(r => Groups.Add(new GroupHelper(r)));
foreach (var g in Groups)
{
foreach (var match in ViewModel.Result.Where(m=> m.MatchDate == g.Date))
{
g.Add(match);
}
}
});
Title = "Group Match Schedule";
var stack = new StackLayout
{
Orientation = StackOrientation.Vertical,
Padding = new Thickness(0, 0, 0, 8)
};
var listView = new ListView
{
IsGroupingEnabled = true,
GroupDisplayBinding = new Binding("Date"),
};
var viewTemplate = new DataTemplate(typeof(ScoreCell));
listView.ItemTemplate = viewTemplate;
listView.ItemsSource = Groups;
stack.Children.Add(activity);
stack.Children.Add(listView);
Content = stack;
}
public AbsoluteOverlay()
{
_indicator = new ActivityIndicator {
Color = Color.White,
};
_label = new Label {
TextColor = Color.White,
FontSize = Device.GetNamedSize (NamedSize.Small, typeof(Label))
};
_overlay = new StackLayout {
BackgroundColor = Color.Black,
Opacity = .5f,
Children = {
new StackLayout {
HorizontalOptions = LayoutOptions.CenterAndExpand,
VerticalOptions = LayoutOptions.CenterAndExpand,
Children = {
_indicator, _label
}
}
}
};
Hide ();
}
public DeparturesContentPage (Route selectedRoute)
{
var indicator = new ActivityIndicator() {
HorizontalOptions = LayoutOptions.CenterAndExpand
};
this.Title = "Departures";
var listView = new ListView {
ItemTemplate = new DataTemplate (typeof(TextCell)) {
Bindings = { {
TextCell.TextProperty,
new Binding ("Time")
}
}
}
};
var root = new StackLayout() {
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Children = {
listView,
indicator
}
};
this.Content = root;
Initialize (selectedRoute,listView,indicator);
}
public BalanceLeaveViewPage()
{
BindingContext = new EmployeeViewModel();
var activity = new ActivityIndicator
{
HorizontalOptions = LayoutOptions.CenterAndExpand,
Color = Color.White.ToFormsColor(),
//IsEnabled = true
};
activity.SetBinding(ActivityIndicator.IsVisibleProperty, "IsBusy");
activity.SetBinding(ActivityIndicator.IsRunningProperty, "IsBusy");
ViewModel.LoadAllEmployees.Execute(null);
listView = new iiListView()
{
ItemTemplate = new DataTemplate(typeof(NameCell))
};
BackgroundImage = "back";
Content = new StackLayout
{
// HorizontalOptions = LayoutOptions.FillAndExpand,
Padding = new Thickness(20, 70, 20, 20),
Spacing=20,
Children =
{
activity,
listView,
GenCalGrid(),
}
};
listView.ItemTapped += listView_ItemTapped;
}
public EventListView(EventViewModel viewModel)
{
BindingContext = viewModel;
var stack = new StackLayout
{
Orientation = StackOrientation.Vertical,
Padding = new Thickness(0, 10)
};
var progress = new ActivityIndicator
{
IsEnabled = true,
Color = Color.White
};
progress.SetBinding(IsVisibleProperty, "IsBusy");
progress.SetBinding(ActivityIndicator.IsRunningProperty, "IsBusy");
stack.Children.Add(progress);
var listView = new ListView {ItemsSource = viewModel.Events};
var itemTemplate = new DataTemplate(typeof (TextCell));
itemTemplate.SetBinding(TextCell.TextProperty, "Name");
listView.ItemTemplate = itemTemplate;
stack.Children.Add(listView);
Content = stack;
}
public ActivityIndicatorDemoPage()
{
Label header = new Label
{
Text = "ActivityIndicator",
Font = Font.SystemFontOfSize(40, FontAttributes.Bold),
HorizontalOptions = LayoutOptions.Center
};
ActivityIndicator activityIndicator = new ActivityIndicator
{
Color = Device.OnPlatform(Color.Black, Color.Default, Color.Default),
IsRunning = true,
VerticalOptions = LayoutOptions.CenterAndExpand
};
// Build the page.
this.Content = new StackLayout
{
Children =
{
header,
activityIndicator
}
};
}
public BaseAsyncActivityTemplate() {
// Adds the Content Presenter
var contentPresenter = new ContentPresenter();
Children.Add(contentPresenter, 0, 0);
// The overlay that is presented when an Activity is Running
var overlayGrid = new Grid { BackgroundColor = Color.FromHex("#CCCCCCCC") };
overlayGrid.SetBinding(IsVisibleProperty, new TemplateBinding("IsActivityRunning"));
var descriptionLabel = new Label { TextColor = Color.White };
descriptionLabel.SetBinding(Label.TextProperty, new TemplateBinding("ActivityDescription"));
var activityIndicator = new ActivityIndicator { Color = Color.White };
activityIndicator.SetBinding(ActivityIndicator.IsRunningProperty, new TemplateBinding("IsActivityRunning"));
// A layout to hold the Activity Indicator and Description
var activityIndicatorLayout = new StackLayout {
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Center,
};
activityIndicatorLayout.Children.Add(activityIndicator);
activityIndicatorLayout.Children.Add(descriptionLabel);
// Finally add the indicator to the overlay and the overlay to the grid
overlayGrid.Children.Add(activityIndicatorLayout, 0, 0);
Children.Add(overlayGrid);
}
public RssFeedView2()
{
this.viewModel = new RssFeedViewModel();
this.BindingContext = viewModel;
this.Title = "Rss Feed";
var refresh = new ToolbarItem(){ Command = viewModel.ReloadCommand, Name = "Reload", Priority = 0 };
ToolbarItems.Add(refresh);
var stack = new StackLayout(){ Orientation = StackOrientation.Vertical };
var activity = new ActivityIndicator(){ Color = Color.Blue, IsEnabled = true };
activity.SetBinding(ActivityIndicator.IsVisibleProperty, "ShowActivityIndicator");
activity.SetBinding(ActivityIndicator.IsRunningProperty, "ShowActivityIndicator");
stack.Children.Add(activity);
var listview = new ListView();
listview.ItemsSource = viewModel.Records;
var cell = new DataTemplate(typeof(ImageCell));
cell.SetBinding(ImageCell.TextProperty, "Title");
cell.SetBinding(ImageCell.ImageSourceProperty, "Image");
listview.ItemTemplate = cell;
listview.ItemSelected += async (sender, e) => {
await Navigation.PushAsync(new RssWebView((RssRecordViewModel)e.SelectedItem));
listview.SelectedItem = null;
};
stack.Children.Add(listview);
Content = stack;
}
public ListViewPageCS()
{
AddListItem(n);
// ListView のセルを定義します。
var cell = new DataTemplate(typeof(TextCell));
cell.SetBinding(TextCell.TextProperty, "TextItem");
cell.SetBinding(TextCell.DetailProperty, "DetailItem");
// ListView を定義します。
var list = new ListView
{
ItemsSource = listItems,
ItemTemplate = cell,
};
var indicator = new ActivityIndicator
{
IsRunning = true,
};
stack = new StackLayout
{
IsVisible = false,
Padding = 10,
Children =
{
indicator,
},
};
// ListView の各 Item が表示された時にイベントが発生します。
list.ItemAppearing += async (object sender, ItemVisibilityEventArgs e) =>
{
#if DEBUG
System.Diagnostics.Debug.WriteLine((e.Item as ListItem).TextItem);
System.Diagnostics.Debug.WriteLine("LastData is " + listItems.Last().TextItem);
#endif
// ObservableCollection の最後が ListView の Item と一致した時に ObservableCollection にデータを追加するなどの処理を行ってください。
if (listItems.Last() == e.Item as ListItem)
{
stack.IsVisible = true;
await Task.Delay(2000);
n++;
AddListItem(cellAmount * n);
stack.IsVisible = false;
}
};
Padding = new Thickness(0, Device.OnPlatform(20, 0, 0), 0, 0);
Content = new StackLayout
{
Children = {
list,
stack,
},
};
}
public MonkeyListPage()
{
var spinner = new ActivityIndicator();
spinner.SetBinding(ActivityIndicator.IsRunningProperty, "IsBusy");
spinner.SetBinding(ActivityIndicator.IsVisibleProperty, "IsBusy");
spinner.Color = Color.Blue;
var list = new ListView();
list.SetBinding(ListView.ItemsSourceProperty, "MonkeyList");
var cell = new DataTemplate(typeof(ImageCell));
cell.SetBinding(ImageCell.TextProperty, "Name");
cell.SetBinding(ImageCell.DetailProperty, "Location");
cell.SetBinding(ImageCell.ImageSourceProperty, "Image");
list.ItemTemplate = cell;
//listView
// --> ItemTemplate
// ----> DataTemplate
// -------> Cell
var getMonkeys = new Button
{
Text = "Get Monkeys"
};
getMonkeys.Clicked += async (sender, e) =>
{
try
{
await _viewModel.GetMonkeysAsync();
}
catch
{
DisplayAlert("Error", "No Monkeys Found :(", "OK");
}
};
list.ItemTapped += async (sender, e) =>
{
var detail = new MonkeyPage();
detail.BindingContext = e.Item;
await Navigation.PushAsync(detail);
list.SelectedItem = null;
};
Content = new StackLayout
{
Children =
{
spinner, list, getMonkeys
}
};
BindingContext = _viewModel;
}
public MatchListPage ()
{
Title = "Match List";
busyIcon = new ActivityIndicator ();
matchData = new ObservableCollection<RobotMatch> ();
matchData.Add (new RobotMatch (1, null));
matchData.Add (new RobotMatch (2, null));
//This provides space between the iOS status bar and the rest of the page
this.Padding = new Thickness(0, Device.OnPlatform(20, 0, 0), 0, 0);
StackLayout stack = new StackLayout ();
stack.Spacing = 5;
listView = new ListView ();
listView.ItemTapped += (sender, e) => {
// do something with e.Item
((ListView)sender).SelectedItem = null; // de-select the row
};
listView.ItemSelected += (sender, e) => {
if (e.SelectedItem == null) {
return; // don't do anything if we just de-selected the row
}
// do something with e.SelectedItem
ParseObject ob = ((RobotMatch)e.SelectedItem).Data;
Navigation.PushAsync (new InterfacePage (ob));
((ListView)sender).SelectedItem = null; // de-select the row
};
DataTemplate template = new DataTemplate (typeof (RobotsCell));
template.SetBinding (RobotsCell.TextProperty, "MatchName");
template.SetBinding (RobotsCell.DetailProperty, "CreatedDate");
//Dont need since SelectedItem == MatchData
template.SetBinding (RobotsCell.CellParseDataProperty , "Data");
listView.ItemTemplate = template;
Button addMatchBtn = new Button ();
addMatchBtn.Text = "New Match";
addMatchBtn.TextColor = Color.White;
addMatchBtn.BackgroundColor = Color.Fuschia;
addMatchBtn.Clicked += (object sender, EventArgs e) => {
busyIcon.IsVisible = true;
busyIcon.IsRunning = true;
AddNewMatch();
};
listView.ItemsSource = matchData;
stack.Children.Add (busyIcon);
stack.Children.Add (addMatchBtn);
stack.Children.Add (listView);
this.Content = stack;
}
public MyPage() {
// ActivityIndicator を生成する
var ac = new ActivityIndicator {
Color = Device.OnPlatform(Color.Black, Color.Default, Color.Default),
IsRunning = true, // 回転中
VerticalOptions = LayoutOptions.CenterAndExpand // 中央に配置する
};
// ActivityIndicatorのみをコンテンツとして配置する
Content = ac;
}
private void InitializeComponent()
{
this.LoadFromXaml(typeof(WelcomePage));
Logo = this.FindByName<Image>("Logo");
EntryTitle = this.FindByName<global::DRS.EntryTitle>("EntryTitle");
EntryTitle2 = this.FindByName<global::DRS.EntryTitle>("EntryTitle2");
loading = this.FindByName<ActivityIndicator>("loading");
sign = this.FindByName<global::DRS.pressButton>("sign");
signup = this.FindByName<global::DRS.pressButton>("signup");
}
public SettingsUserView()
{
BindingContext = profileViewModel = new ProfileViewModel();
profileViewModel.GetCPFeedCommand.Execute(null);
var activityIndicator = new ActivityIndicator
{
Color = Color.Black,
};
activityIndicator.SetBinding(IsVisibleProperty, "IsBusy");
activityIndicator.SetBinding(ActivityIndicator.IsRunningProperty, "IsBusy");
var circleImage = new CircleImage
{
BorderColor = Color.White,
BorderThickness = 2,
HeightRequest = 80,
WidthRequest = 80,
Aspect = Aspect.AspectFill,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Center,
Source =
new UriImageSource { Uri = new Uri("http://bit.ly/1s07h2W"), CacheValidity = TimeSpan.FromDays(30) },
};
var label = new Label()
{
Text = "User",
TextColor = Color.White,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Center,
};
Content = new StackLayout()
{
Padding = new Thickness(0, 10, 0, 0),
Spacing = 15,
Orientation = StackOrientation.Vertical,
Children = {circleImage,
label,
activityIndicator,
}
};
circleImage.SetBinding(CircleImage.SourceProperty, "Avatar");
label.SetBinding(Label.TextProperty, "DisplayName");
//var tapGestureRecognizer = new TapGestureRecognizer();
//tapGestureRecognizer.Tapped +=
// (sender, e) =>
// Navigation.PushModalAsync(new NavigationPage(new Profile(profileViewModel.myProfile)) { BarBackgroundColor = App.BrandColor });
//circleImage.GestureRecognizers.Add(tapGestureRecognizer);
}
protected AbsoluteLayout BusyIndicator(View content, ActivityIndicator indicator)
{
var overlay = new AbsoluteLayout();
AbsoluteLayout.SetLayoutFlags(content, AbsoluteLayoutFlags.PositionProportional);
AbsoluteLayout.SetLayoutBounds(content, new Rectangle(0f, 0f, AbsoluteLayout.AutoSize, AbsoluteLayout.AutoSize));
AbsoluteLayout.SetLayoutFlags(indicator, AbsoluteLayoutFlags.PositionProportional);
AbsoluteLayout.SetLayoutBounds(indicator, new Rectangle(0.5, 0.5, AbsoluteLayout.AutoSize, AbsoluteLayout.AutoSize));
overlay.Children.Add(content);
overlay.Children.Add(indicator);
return overlay;
}
ContentView GetHeader()
{
var activity = new ActivityIndicator ();
activity.IsRunning = true;
activity.Color = ScoresAppStyleKit.NavigationBarBackgroundColor;
return new ContentView {
Padding = new Thickness(0,20,0,0),
Content = activity
};
}
View CreateActivityIndicator ()
{
var activityIndicator = new ActivityIndicator
{
Color = Color.Black,
};
activityIndicator.SetBinding(ActivityIndicator.IsVisibleProperty, "IsBusy");
activityIndicator.SetBinding(ActivityIndicator.IsRunningProperty, "IsBusy");
return activityIndicator;
}
public ActiveChatsPage(ViewModelBase viewModel)
: base(viewModel)
{
var listView = new BindableListView
{
ItemTemplate = new DataTemplate(() =>
{
var imageCell = new ImageCell();
imageCell.SetBinding(ImageCell.TextProperty, new Binding("Name"));
imageCell.SetBinding(ImageCell.DetailProperty, new Binding("DescriptionText"));
imageCell.SetBinding(ImageCell.ImageSourceProperty, new Binding("Image"));
imageCell.TextColor = Styling.CellTitleColor;
imageCell.DetailColor = Styling.CellDetailColor;
return imageCell;
}),
SeparatorVisibility = SeparatorVisibility.None
};
listView.SetBinding(ListView.ItemsSourceProperty, new Binding("ActiveChats"));
listView.SetBinding(BindableListView.ItemClickedCommandProperty, new Binding("SelectActiveChatCommand"));
listView.SetBinding(ListView.IsVisibleProperty, new Binding("HasConversations", BindingMode.OneWay));
var noItemsLabel = new Label {
Text = "Start a conversation or open a room!",
HorizontalOptions = LayoutOptions.Center,
FontSize = 16,
TextColor = Color.Gray
};
var noItemsLayout = new StackLayout
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
Children =
{
new BoxView{HeightRequest = 20},
noItemsLabel
}
};
noItemsLayout.SetBinding(StackLayout.IsVisibleProperty, new Binding("HasConversations", BindingMode.OneWay, converter: new InverterConverter()));
var loadingIndicator = new ActivityIndicator ();
loadingIndicator.SetBinding(ActivityIndicator.IsRunningProperty, new Binding("IsBusy"));
loadingIndicator.SetBinding(ActivityIndicator.IsVisibleProperty, new Binding("IsBusy"));
Content = new StackLayout
{
Children =
{
loadingIndicator,
listView,
noItemsLayout
}
};
}
private void InitializeComponent()
{
this.LoadFromXaml(typeof(DoctorRating));
Information = this.FindByName<Label>("Information");
loading = this.FindByName<ActivityIndicator>("loading");
RatingLable = this.FindByName<Label>("RatingLable");
Rating = this.FindByName<global::DRS.ListOfCities>("Rating");
Comment = this.FindByName<Entry>("Comment");
PostingComment = this.FindByName<ActivityIndicator>("PostingComment");
listView = this.FindByName<ListView>("listView");
}
private void InitializeComponent()
{
this.LoadFromXaml(typeof(DoctorsSearch));
City = this.FindByName<Button>("City");
CityLoad = this.FindByName<ActivityIndicator>("CityLoad");
Hospital = this.FindByName<Button>("Hospital");
HospitalLoad = this.FindByName<ActivityIndicator>("HospitalLoad");
Specialty = this.FindByName<Button>("Specialty");
SpecialtyLoad = this.FindByName<ActivityIndicator>("SpecialtyLoad");
SearchButton = this.FindByName<Button>("SearchButton");
Cover = this.FindByName<Button>("Cover");
}
public MainPage()
{
var listView = new ListView();
//Create buttons
var btnMenuPage = new Button
{
Text = "Go To MenuPage",
BackgroundColor = Color.Red,
VerticalOptions = LayoutOptions.Start,
HorizontalOptions = LayoutOptions.FillAndExpand
};
var btnSettingsMenu = new Button
{
Text = "Go To Settings",
BackgroundColor = Color.Gray,
VerticalOptions = LayoutOptions.End,
HorizontalOptions = LayoutOptions.FillAndExpand
};
//Events
var ai = new ActivityIndicator { IsRunning = true, IsEnabled = true, BindingContext = this };
ai.SetBinding(IsVisibleProperty, "IsBusy");
btnMenuPage.Clicked += async (sender, e) =>
{
try
{
IsBusy = true;
var serviceBusInit = await ServiceBusApi.Fetch();
await Navigation.PushModalAsync(new NavigationPage(new MenuPage(serviceBusInit.MenuItems)));
}
catch (Exception)
{
DisplayAlert("Fout", "Geen reactie van de server ontvangen. Controleer instellingen", "OK");
}
finally
{
IsBusy = false;
}
};
btnSettingsMenu.Clicked += (sender, e) => Navigation.PushModalAsync(new SettingsPage());
Content = new StackLayout
{
Padding = 20,
Children = { listView, ai, btnMenuPage, btnSettingsMenu }
};
}
public ArticleView(FeedItem feedItem)
{
BindingContext = new ArticleViewModel();
ViewModel.ArticleSource = feedItem.Link;
Title = feedItem.Title;
var activity = new ActivityIndicator
{
Color = Color.Gray,
IsEnabled = true
};
activity.SetBinding(ActivityIndicator.IsVisibleProperty, "IsBusy");
activity.SetBinding(ActivityIndicator.IsRunningProperty, "IsBusy");
webView = new WebView();
IWindowService windowService = DependencyService.Get<IWindowService>();
Size size = windowService.Bounds;
AbsoluteLayout layout = new AbsoluteLayout();
layout.Children.Add(activity, new Rectangle(0, 0, size.Width, 40));
if (Device.OS == TargetPlatform.iOS)
{
Button comments = new Button()
{
Text = "Комментарии",
BackgroundColor = Color.FromRgba(0.5, 0.5, 0.5, 0.8)
};
comments.Clicked += (sender, e) =>
{
Navigation.PushAsync(new CommentsView(ViewModel.Article));
};
layout.Children.Add(comments, new Rectangle(5, size.Height - 110, size.Width - 10, 40));
layout.Children.Add(webView, new Rectangle(0, 0, size.Width, size.Height - 110));
}
else
{
var comments = new ToolbarItem("comments", "comments.png",
() => Navigation.PushModalAsync(new CommentsView(ViewModel.Article)));
ToolbarItems.Add(comments);
layout.Children.Add(webView, new Rectangle(0, 0, size.Width, size.Height));
}
Content = layout;
}
protected ActivityIndicator CreateLoadingIndicator()
{
var loadingIndicator = new ActivityIndicator
{
HorizontalOptions = LayoutOptions.CenterAndExpand,
VerticalOptions = LayoutOptions.Start,
Scale = 2,
Color = Color.Silver
};
loadingIndicator.SetBinding(IsVisibleProperty, "IsLoading");
loadingIndicator.SetBinding(ActivityIndicator.IsRunningProperty, "IsLoading");
return loadingIndicator;
}
void ShowSpinner()
{
Device.BeginInvokeOnMainThread(() =>
{
if (spinnerContentView != null)
{
return;
}
if (this.Content is Grid grid)
{
var rows = grid.RowDefinitions.Count;
var columns = grid.ColumnDefinitions.Count;
var spinner = new Xamarin.Forms.ActivityIndicator
{
IsEnabled = true,
IsRunning = true,
Color = Color.White,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Center,
};
spinnerContentView = new ContentView
{
BackgroundColor = Color.FromRgba(0, 0, 0, 0.5),
HorizontalOptions = LayoutOptions.Fill,
VerticalOptions = LayoutOptions.Fill,
Content = spinner
};
if (rows > 0)
{
Grid.SetRowSpan(spinnerContentView, rows);
}
if (columns > 0)
{
Grid.SetColumnSpan(spinnerContentView, columns);
}
grid.Children.Add(spinnerContentView);
}
});
}
public ActivityIndicatorHandler(NativeComponentRenderer renderer, XF.ActivityIndicator activityIndicatorControl) : base(renderer, activityIndicatorControl)
{
ActivityIndicatorControl = activityIndicatorControl ?? throw new ArgumentNullException(nameof(activityIndicatorControl));
Initialize(renderer);
}