/// <summary>
/// Indicates that the value at the specified keyPath relative to this object has changed.
/// </summary>
/// <param name="keyPath">Key-path to use to perform the value lookup. The keypath consists of a series of lowercase ASCII-strings with no spaces in them separated by dot characters.</param>
/// <param name="ofObject">The of object.</param>
/// <param name="change">A dictionary that describes the changes that have been made to the value of the property at the key path keyPath relative to object. Entries are described in Change Dictionary Keys.</param>
/// <param name="context">The value that was provided when the receiver was registered to receive key-value observation notifications.</param>
/// <remarks>This method is invoked if you have registered an observer using the <see cref="M:Foundation.NSObject.AddObserver" /> method</remarks>
public override void ObserveValue(Foundation.NSString keyPath, Foundation.NSObject ofObject, Foundation.NSDictionary change, IntPtr context)
{
if (Equals(ofObject, _player))
{
if (keyPath.Equals((Foundation.NSString) "status"))
{
if (_player.Status == AVPlayerStatus.ReadyToPlay)
{
System.Diagnostics.Debug.WriteLine("Player ReadyToPlay");
Element.OnMediaLoaded();
if (Element.AutoPlay)
{
Element.PlayCommand.Execute(null);
}
}
}
else if (keyPath.Equals((Foundation.NSString) "error") && _player.Error != null)
{
System.Diagnostics.Debug.WriteLine("Error");
Element.OnMediaErrorOccurred(_player.Error?.LocalizedDescription ?? "Error loading player");
}
}
//base.ObserveValue(keyPath, ofObject, change, context);
}
protected ReactiveTableViewSource(UITableView tableView, IReactiveNotifyCollectionChanged <TViewModel> collection,
Foundation.NSString cellKey, nfloat height, nfloat?heightHint = null, Action <UITableViewCell> initializeCellAction = null)
: base(tableView, collection, cellKey, (float)height, initializeCellAction)
{
tableView.RowHeight = height;
tableView.EstimatedRowHeight = heightHint ?? tableView.EstimatedRowHeight;
}
protected ReactiveTableViewSource(UITableView tableView, IReactiveNotifyCollectionChanged <TViewModel> collection,
Foundation.NSString cellKey, nfloat sizeHint, Action <UITableViewCell> initializeCellAction = null)
: base(tableView, collection, cellKey, (float)sizeHint, initializeCellAction)
{
tableView.RowHeight = sizeHint;
tableView.EstimatedRowHeight = sizeHint;
collection.CountChanged.Select(x => x == 0).Subscribe(_isEmptySubject.OnNext);
}
protected ReactiveTableViewSource(UITableView tableView, IReactiveNotifyCollectionChanged <TViewModel> collection,
Foundation.NSString cellKey, nfloat height, nfloat?heightHint = null, Action <UITableViewCell> initializeCellAction = null)
: base(tableView, collection, cellKey, (float)height, initializeCellAction)
{
tableView.RowHeight = height;
tableView.EstimatedRowHeight = heightHint ?? tableView.EstimatedRowHeight;
collection.CountChanged.Select(x => x == 0).Subscribe(_isEmptySubject.OnNext);
(collection as IReactiveCollection <TViewModel>).Do(x => _isEmptySubject.OnNext(!x.Any()));
}
public override SizeRequest GetDesiredSize(double widthConstraint, double heightConstraint)
{
var baseResult = base.GetDesiredSize(widthConstraint, heightConstraint);
var testString = new Foundation.NSString("Tj");
var testSize = testString.GetSizeUsingAttributes(new UIStringAttributes {
Font = Control.Font
});
double height = baseHeight + testSize.Height;
height = Math.Round(height);
return(new SizeRequest(new global::Xamarin.Forms.Size(baseResult.Request.Width, height)));
}
public static Dictionary <string, object> NSDictToPureDict(Foundation.NSDictionary nsDict)
{
if (nsDict == null)
{
return(null);
}
Foundation.NSError error;
Foundation.NSData jsonData = Foundation.NSJsonSerialization.Serialize(nsDict, (Foundation.NSJsonWritingOptions) 0, out error);
Foundation.NSString jsonNSString = Foundation.NSString.FromData(jsonData, Foundation.NSStringEncoding.UTF8);
string jsonString = jsonNSString.ToString();
return(Json.Deserialize(jsonString) as Dictionary <string, object>);
}
public static void SetBinding(this UIView view, string propertyName, BindingBase bindingBase,
string updateSourceEventName = null)
{
var binding = bindingBase as Binding;
//This will allow setting bindings from Xaml by reusing the MarkupExtension
updateSourceEventName = updateSourceEventName ?? binding?.UpdateSourceEventName;
if (!IsNullOrEmpty(updateSourceEventName))
{
NativeBindingHelpers.SetBinding(view, propertyName, bindingBase, updateSourceEventName);
return;
}
NativeViewPropertyListener nativePropertyListener = null;
if (bindingBase.Mode == BindingMode.TwoWay)
{
nativePropertyListener = new NativeViewPropertyListener(propertyName);
try
{
//TODO: We need to figure a way to map the value back to the real objectiveC property.
//the X.IOS camelcase property name won't work
var key = new Foundation.NSString(propertyName.ToLower());
var valueKey = view.ValueForKey(key);
if (valueKey != null)
{
view.AddObserver(nativePropertyListener, key, Foundation.NSKeyValueObservingOptions.New, IntPtr.Zero);
}
}
#if __MOBILE__
catch (Foundation.MonoTouchException ex)
{
nativePropertyListener = null;
if (ex.Name == "NSUnknownKeyException")
{
System.Diagnostics.Debug.WriteLine("KVO not supported, try specify a UpdateSourceEventName instead.");
return;
}
throw ex;
}
#else
catch (Exception ex)
{
throw ex;
}
#endif
}
NativeBindingHelpers.SetBinding(view, propertyName, bindingBase, nativePropertyListener);
}
protected override void OnAttached()
{
var searchbar = Control as UISearchBar;
if (searchbar != null)
{
oldstyle = searchbar.SearchBarStyle;
searchbar.BarStyle = UIBarStyle.Default;
searchbar.BackgroundImage = new UIImage();
Foundation.NSString _searchField = new Foundation.NSString("searchField");
var textFieldInsideSearchBar = (UITextField)searchbar.ValueForKey(_searchField);
textFieldInsideSearchBar.BackgroundColor = UIColor.FromRGB(220, 220, 220);
}
}
public static void OutputStringToConsole(string text)
{
using (var nsText = new Foundation.NSString(text))
{
if (IsDevice && Is64Bit)
{
NSLog_ARM64(nsFormat.Handle, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, nsText.Handle);
}
else
{
NSLog(nsFormat.Handle, nsText.Handle);
}
}
}
protected override void OnElementChanged(ElementChangedEventArgs <SearchBar> e)
{
base.OnElementChanged(e);
var searchbar = (UISearchBar)this.Control;
if (e.NewElement != null)
{
//add inner border and corner radius
Foundation.NSString _searchField = new Foundation.NSString("searchField");
var textFieldInsideSearchBar = (UITextField)searchbar.ValueForKey(_searchField);
textFieldInsideSearchBar.Layer.CornerRadius = 10;
textFieldInsideSearchBar.Layer.BorderWidth = 2;
//light grey colour for the border
textFieldInsideSearchBar.Layer.BorderColor = UIColor.FromRGB(200, 200, 200).CGColor;
}
}
protected override void OnElementChanged(ElementChangedEventArgs <SearchBar> e)
{
base.OnElementChanged(e);
var searchbar = (UISearchBar)Control;
if (e.NewElement != null)
{
Foundation.NSString _searchField = new Foundation.NSString("searchField");
var textFieldInsideSearchBar = (UITextField)searchbar.ValueForKey(_searchField);
textFieldInsideSearchBar.BackgroundColor = UIColor.FromRGB(224, 220, 220);
textFieldInsideSearchBar.TextColor = UIColor.White;
searchbar.TintColor = UIColor.White;
searchbar.BarTintColor = UIColor.White;
searchbar.SearchBarStyle = UISearchBarStyle.Minimal;
searchbar.BarTintColor = UIColor.Clear;
}
}
public void TestIOKitPInvokes()
{
// Test the pinvokes don't crash. Don't care about the details returned
var matchingDict = MacTelemetryDetails.IOServiceMatching("IOService");
// IOServiceGetMatchingServices takes ownership of matchingDict, so no need to CFRelease it
var success = MacTelemetryDetails.IOServiceGetMatchingServices(0, matchingDict, out var iter);
if (MacTelemetryDetails.IOIteratorIsValid(iter) == 0)
{
// An invalid iter isn't a test failure, but it means we can't really test anything else
// so just return
return;
}
var entry = MacTelemetryDetails.IOIteratorNext(iter);
if (entry == 0)
{
MacTelemetryDetails.IOObjectRelease(iter);
return;
}
success = MacTelemetryDetails.IORegistryEntryGetChildIterator(entry, "IOService", out var childIter);
if (success != 0)
{
MacTelemetryDetails.IOObjectRelease(entry);
return;
}
MacTelemetryDetails.IOObjectRelease(childIter);
var name = new Foundation.NSString("testService");
var namePtr = MacTelemetryDetails.IORegistryEntrySearchCFProperty(entry, "IOService", name.Handle, IntPtr.Zero, 0x0);
MacTelemetryDetails.IOObjectRelease(entry);
MacTelemetryDetails.IOObjectRelease(iter);
MacTelemetryDetails.CFRelease(namePtr);
}
protected override void OnElementChanged(ElementChangedEventArgs <Xamarin.Forms.SearchBar> e)
{
base.OnElementChanged(e);
var searchbar = (UISearchBar)Control;
if (e.NewElement != null)
{
Foundation.NSString _searchField = new Foundation.NSString("searchField");
var textFieldInsideSearchBar = (UITextField)searchbar.ValueForKey(_searchField);
textFieldInsideSearchBar.BackgroundColor = new UIColor(224 / 255f, 224 / 255f, 224 / 255f, 1.0f);
//textFieldInsideSearchBar.TextColor = UIColor.White;
//searchbar.Layer.BackgroundColor = UIColor.Cyan.CGColor;
//searchbar.TintColor = UIColor.Clear;
//searchbar.BarTintColor = UIColor.Clear;
//searchbar.Layer.CornerRadius = 20;
//searchbar.Layer.BorderWidth = 0;
//searchbar.Layer.BorderColor = UIColor.FromRGB(0, 73, 135).CGColor;
//searchbar.ShowsCancelButton = false;
}
}
protected override void OnElementChanged(ElementChangedEventArgs <SearchBar> args)
{
base.OnElementChanged(args);
UISearchBar bar = Control;
bar.ShowsCancelButton = false;
bar.SearchBarStyle = UISearchBarStyle.Minimal;
bar.SetImageforSearchBarIcon(UIImage.FromBundle("location"), UISearchBarIcon.Search, UIControlState.Normal);
Foundation.NSString _searchField = new Foundation.NSString("searchField");
var textFieldInsideSearchBar = ( UITextField )bar.ValueForKey(_searchField);
textFieldInsideSearchBar.BorderStyle = UITextBorderStyle.None;
textFieldInsideSearchBar.ClipsToBounds = true;
textFieldInsideSearchBar.Layer.BorderWidth = 0.3f;
textFieldInsideSearchBar.Layer.CornerRadius = 5f;
textFieldInsideSearchBar.Layer.BorderColor = UIColor.LightGray.CGColor;
textFieldInsideSearchBar.BackgroundColor = UIColor.White;
}
protected override void OnElementChanged(ElementChangedEventArgs <SearchBar> e)
{
base.OnElementChanged(e);
var searchbar = (UISearchBar)Control;
if (e.NewElement != null)
{
Foundation.NSString _searchField = new Foundation.NSString("searchField");
var textFieldInsideSearchBar = (UITextField)searchbar.ValueForKey(_searchField);
textFieldInsideSearchBar.BackgroundColor = UIColor.White;
textFieldInsideSearchBar.TextColor = UIColor.Black;
textFieldInsideSearchBar.BorderStyle = UITextBorderStyle.None;
searchbar.BarTintColor = UIColor.LightTextColor;
searchbar.Layer.CornerRadius = 2.0f;
searchbar.Layer.BorderWidth = 1.0f;
searchbar.Layer.BorderColor = UIColor.FromRGB(169, 169, 169).CGColor;
searchbar.ShowsCancelButton = false;
searchbar.AutocapitalizationType = UITextAutocapitalizationType.None;
if (e.NewElement != null)
{
this.Control.TextChanged += (s, ea) =>
{
this.Control.ShowsCancelButton = false;
};
this.Control.OnEditingStarted += (s, ea) =>
{
this.Control.ShowsCancelButton = false;
};
this.Control.OnEditingStopped += (s, ea) =>
{
this.Control.ShowsCancelButton = false;
};
}
}
}
protected override void OnElementChanged(ElementChangedEventArgs <SearchBar> e)
{
base.OnElementChanged(e);
var searchbar = (UISearchBar)Control;
if (e.NewElement != null)
{
Foundation.NSString _searchField = new Foundation.NSString("searchField");
var textFieldInsideSearchBar = (UITextField)searchbar.ValueForKey(_searchField);
textFieldInsideSearchBar.BackgroundColor = UIColor.White;
textFieldInsideSearchBar.TextColor = UIColor.Gray;
searchbar.Layer.CornerRadius = 20;
searchbar.Layer.BorderWidth = 12;
searchbar.ClipsToBounds = true;
searchbar.Layer.BackgroundColor = Color.White.ToCGColor();
searchbar.Layer.BorderColor = Color.White.ToCGColor();
searchbar.TintColor = UIColor.Gray;
searchbar.BarTintColor = UIColor.White;
}
}
private void InitLeadCam()
{
if (leadCamera.Camera == null)
{
_cameraObjectNotReady = true;
return;
}
if (!cleanup || AppResumed)
{
leadCamera.Camera.Start();
//reset the clean up flag
cleanup = true;
AppResumed = false;
leadCamera.RotationChanged += LeadCamera_RotationChanged;
leadCamera.PictureReceived += LeadCamera_PictureReceived;
if (_enableAutoCapture)
{
leadCamera.FrameReceived += LeadCamera_FrameReceived;
}
return;
}
if (_enableAutoCapture)
{
Animation labelFadeAnimation = new Animation();
Animation fadeOutAnimation = new Animation
(
callback: d => autoCaptureLabel.Opacity = d,
start: 1,
end: 0.25,
easing: Easing.SinInOut
);
Animation fadeInAnimation = new Animation
(
callback: e =>
{
autoCaptureLabel.Opacity = e;
},
start: 0.25,
end: 1,
easing: Easing.SinInOut
);
labelFadeAnimation.Add(0, 0.5, fadeOutAnimation);
labelFadeAnimation.Add(0.5, 1, fadeInAnimation);
autoCaptureLabel.Animate("FadeInOut", labelFadeAnimation, length: 1000, easing: Easing.SinInOut, repeat: () => true);
UpdateCardDetectionStatus();
}
leadCamera.RotationChanged += LeadCamera_RotationChanged;
leadCamera.PictureReceived += LeadCamera_PictureReceived;
leadCamera.CameraOptions.AutoRotateImage = _autoRotateImage;
leadCamera.Camera.FocusMode = FocusMode.Continuous;
#if __IOS__
var ioscam = leadCamera.Camera.NativeCamera as AVFoundation.AVCaptureSession;
if (ioscam != null)
{
var presetValue = ioscam.SessionPreset;
if (HomePage.CurrentAppData.CameraQuality == Utils.CameraQuality.Medium)
{
presetValue = new Foundation.NSString("AVCaptureSessionPreset1920x1080");
}
else
{
presetValue = new Foundation.NSString("AVCaptureSessionPreset3840x2160");
}
try
{
foreach (AVFoundation.AVCaptureOutput output in ioscam.Outputs)
{
if (output is AVFoundation.AVCaptureStillImageOutput stillImageOutput)
{
stillImageOutput.HighResolutionStillImageOutputEnabled = (HomePage.CurrentAppData.CameraQuality == Utils.CameraQuality.High) ? true : false;
}
}
ioscam.SessionPreset = presetValue;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
#else
//set capture quality setting
#pragma warning disable CS0618 // Type or member is obsolete
var droidcam = leadCamera.Camera.NativeCamera as Android.Hardware.Camera;
var parameters = droidcam.GetParameters();
var pictureSizes = parameters.SupportedPictureSizes;
if (pictureSizes != null)
{
Android.Hardware.Camera.Size closestMatch = null;
if (HomePage.CurrentAppData.CameraQuality == Utils.CameraQuality.Medium)
{
// Get the first camera size with width bigger than 2000
var closestMatches = pictureSizes.OrderByDescending(x => x.Width).Where(x => x.Width > 2000);
if (closestMatches != null && closestMatches.Count() > 0)
{
closestMatch = closestMatches.Last();
}
}
else
{
var closestMatches = pictureSizes.OrderByDescending(x => x.Width).Where(x => x.Width > 3800);
if (closestMatches != null && closestMatches.Count() > 0)
{
closestMatch = closestMatches.Last();
}
}
if (closestMatch == null)
{
closestMatch = pictureSizes.OrderByDescending(x => x.Height).First();
}
parameters.SetPictureSize(closestMatch.Width, closestMatch.Height);
droidcam.SetParameters(parameters);
}
#pragma warning restore CS0618 // Type or member is obsolete
#endif
autoCaptureGrid.IsVisible = _enableAutoCapture;
if (_enableAutoCapture)
{
leadCamera.FrameReceived += LeadCamera_FrameReceived;
}
}
private void JoiningCompleted(Foundation.NSString arg1, nuint arg2, nint arg3)
{
_myId = arg2;
_agoraEngine.SetEnableSpeakerphone(true);
JoinChannelSuccess((uint)_myId);
}
public virtual override void WillChange(Foundation.NSKeyValueChange changeKind, Foundation.NSIndexSet indexes, Foundation.NSString forKey)
{
}
private void JoiningCompleted(Foundation.NSString arg1, nuint arg2, nint arg3)
{
_myId = arg2;
JoinChannelSuccess((uint)_myId);
}
public virtual override void WillChange(Foundation.NSString forKey, Foundation.NSKeyValueSetMutationKind mutationKind, Foundation.NSSet objects)
{
}
public override void SetValueForKeyPath(IntPtr handle, Foundation.NSString keyPath)
{
}
public virtual override Foundation.NSObject ValueForUndefinedKey(Foundation.NSString key)
{
throw new NotImplementedException();
}
[Foundation.Export("isTestDone:")] // notice the colon at the end of the method name
public Foundation.NSString IsTestDoneBackdoor(Foundation.NSString value) => new Foundation.NSString(IsTestDone(value).ToString());
public override IDisposable AddObserver(Foundation.NSString key, Foundation.NSKeyValueObservingOptions options, Action <Foundation.NSObservedChange> observer)
{
throw new NotImplementedException();
}
protected ReactiveTableViewCell(UIKit.UITableViewCellStyle style, Foundation.NSString reuseIdentifier)
: base(style, reuseIdentifier)
{
}
[Foundation.Export("runTest:")] // notice the colon at the end of the method name
public Foundation.NSString RunTestBackdoor(Foundation.NSString value) => new Foundation.NSString(RunTest(value));
public override void Unbind(Foundation.NSString binding)
{
}
[Foundation.Export("getDisplayScreenScaling:")] // notice the colon at the end of the method name
public Foundation.NSString GetDisplayScreenScalingBackdoor(Foundation.NSString value) => new Foundation.NSString(GetDisplayScreenScaling(value).ToString());
public virtual override Foundation.NSObject ValueForKeyPath(Foundation.NSString keyPath)
{
throw new NotImplementedException();
}
