public ZXingScannerPage (MobileBarcodeScanningOptions options = null, View customOverlay = null) : base ()
{
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Options = options
};
zxing.OnScanResult += (result) => {
var eh = this.OnScanResult;
if (eh != null)
eh(result);
//Device.BeginInvokeOnMainThread (() => eh (result));
};
if (customOverlay == null) {
defaultOverlay = new ZXingDefaultOverlay {
TopText = "Hold your phone up to the barcode",
BottomText = "Scanning will happen automatically",
ShowFlashButton = zxing.HasTorch,
};
defaultOverlay.FlashButtonClicked += (sender, e) => {
zxing.IsTorchOn = !zxing.IsTorchOn;
};
Overlay = defaultOverlay;
} else {
Overlay = customOverlay;
}
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing);
grid.Children.Add(Overlay);
// The root page of your application
Content = grid;
}
public ZXingScannerPage (MobileBarcodeScanningOptions options = null, View customOverlay = null) : base ()
{
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Options = options,
AutomationId = "zxingScannerView"
};
zxing.SetBinding( ZXingScannerView.IsTorchOnProperty, new Binding( nameof( IsTorchOn ) ) );
zxing.SetBinding( ZXingScannerView.IsAnalyzingProperty, new Binding( nameof( IsAnalyzing ) ) );
zxing.SetBinding( ZXingScannerView.IsScanningProperty, new Binding( nameof( IsScanning ) ) );
zxing.SetBinding( ZXingScannerView.HasTorchProperty, new Binding( nameof( HasTorch ) ) );
zxing.SetBinding( ZXingScannerView.ResultProperty, new Binding( nameof( Result ) ) );
zxing.OnScanResult += (result) => {
this.OnScanResult?.Invoke( result );
//Device.BeginInvokeOnMainThread (() => eh (result));
};
if (customOverlay == null) {
defaultOverlay = new ZXingDefaultOverlay () { AutomationId = "zxingDefaultOverlay" };
defaultOverlay.SetBinding( ZXingDefaultOverlay.TopTextProperty, new Binding( nameof( DefaultOverlayTopText ) ) );
defaultOverlay.SetBinding( ZXingDefaultOverlay.BottomTextProperty, new Binding( nameof( DefaultOverlayBottomText ) ) );
defaultOverlay.SetBinding( ZXingDefaultOverlay.ShowFlashButtonProperty, new Binding( nameof( DefaultOverlayShowFlashButton ) ) );
DefaultOverlayTopText = "Hold your phone up to the barcode";
DefaultOverlayBottomText = "Scanning will happen automatically";
DefaultOverlayShowFlashButton = HasTorch;
defaultOverlay.FlashButtonClicked += (sender, e) => {
zxing.IsTorchOn = !zxing.IsTorchOn;
};
Overlay = defaultOverlay;
} else {
Overlay = customOverlay;
}
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing);
grid.Children.Add(Overlay);
// The root page of your application
Content = grid;
}
private void ZXingDefaultOverlay_FlashButtonClicked(object sender, System.EventArgs e)
{
ZXingScannerView.ToggleTorch();
}
public StockScan()
{
InitializeComponent();
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
AutomationId = "zxingScannerView",
};
zxing.OnScanResult += (result) =>
Device.BeginInvokeOnMainThread(async() =>
{
// Stop analysis until we navigate away so we don't keep reading barcodes
zxing.IsAnalyzing = false;
// Show an alert
await DisplayAlert("Scanned Barcode", result.Text, "OK");
});
overlay = new ZXingDefaultOverlay
{
TopText = "Hold your phone up to the barcode",
BottomText = "Scanning will happen automatically",
ShowFlashButton = zxing.HasTorch,
AutomationId = "zxingDefaultOverlay",
};
overlay.FlashButtonClicked += (sender, e) =>
{
zxing.IsTorchOn = !zxing.IsTorchOn;
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
var stopButton = new Button
{
WidthRequest = 100,
HeightRequest = 50,
HorizontalOptions = LayoutOptions.Start,
VerticalOptions = LayoutOptions.End,
Text = "disable",
Command = new Command(() => zxing.IsScanning = false)
};
var cancelButton = new Button
{
WidthRequest = 100,
HeightRequest = 50,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.End,
Text = "cancel",
Command = new Command(async() => await Navigation.PopAsync())
};
var startButton = new Button
{
WidthRequest = 100,
HeightRequest = 50,
HorizontalOptions = LayoutOptions.End,
VerticalOptions = LayoutOptions.End,
Text = "enable",
Command = new Command(() => zxing.IsScanning = true)
};
grid.Children.Add(zxing);
grid.Children.Add(overlay);
grid.Children.Add(startButton);
grid.Children.Add(cancelButton);
grid.Children.Add(stopButton);
// The root page of your application
Content = grid;
}
private void InitializeComponent()
{
ZXReader = new ZXingScannerView
{
AutomationId = "ZXingScannerView",
InputTransparent = true,
IsAnalyzing = ViewModel.IsAnalyzing,
IsScanning = ViewModel.IsScanning,
IsTorchOn = true
};
ZXOverlay = new ZXingDefaultOverlay
{
AutomationId = "ZXingDefaultOverlay",
BackgroundColor = Color.Transparent,
BottomText = "Aponte para o Qr Code",
TopText = "Registrar ponto"
};
GrdLeitor = new Grid
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Children = { ZXReader, ZXOverlay }
};
LblMensager = new Label
{
HorizontalOptions = LayoutOptions.CenterAndExpand,
VerticalOptions = LayoutOptions.Start,
Text = "kiko"
};
ImageLoad = new FFImageLoading.Svg.Forms.SvgCachedImage
{
Source = "loading.gif",
HorizontalOptions = LayoutOptions.CenterAndExpand,
VerticalOptions = LayoutOptions.Start,
Scale = 3
};
BtnTentarNovamente = new Button
{
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Start,
BackgroundColor = Color.Transparent,
IsVisible = false,
Text = "Tentar Novamente"
};
StlLoader = new StackLayout
{
IsVisible = false,
VerticalOptions = LayoutOptions.StartAndExpand,
HorizontalOptions = LayoutOptions.CenterAndExpand,
Children =
{
LblMensager,
new AbsoluteLayout
{
VerticalOptions = LayoutOptions.CenterAndExpand,
HorizontalOptions = LayoutOptions.CenterAndExpand,
Children = { ImageLoad }
},
BtnTentarNovamente
}
};
StlLeitor = new StackLayout()
{
BackgroundColor = Color.Transparent,
Children = { GrdLeitor, StlLoader }
};
}
public ScanPage(Action <string> callback)
: base(updateActivity: false, requireAuth: false)
{
_zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
AutomationId = "zxingScannerView",
Options = new ZXing.Mobile.MobileBarcodeScanningOptions
{
UseNativeScanning = true,
PossibleFormats = new List <ZXing.BarcodeFormat> {
ZXing.BarcodeFormat.QR_CODE
},
AutoRotate = false
}
};
_zxing.OnScanResult += (result) =>
{
// Stop analysis until we navigate away so we don't keep reading barcodes
_zxing.IsAnalyzing = false;
_zxing.IsScanning = false;
Uri uri;
if (!string.IsNullOrWhiteSpace(result.Text) && Uri.TryCreate(result.Text, UriKind.Absolute, out uri) &&
!string.IsNullOrWhiteSpace(uri.Query))
{
var queryParts = uri.Query.Substring(1).ToLowerInvariant().Split('&');
foreach (var part in queryParts)
{
if (part.StartsWith("secret="))
{
callback(part.Substring(7)?.ToUpperInvariant());
return;
}
}
}
callback(null);
};
_overlay = new OverlayGrid
{
AutomationId = "zxingDefaultOverlay"
};
_overlay.TopLabel.Text = AppResources.CameraInstructionTop;
_overlay.BottomLabel.Text = AppResources.CameraInstructionBottom;
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
Children = { _zxing, _overlay }
};
if (Device.RuntimePlatform == Device.iOS || Device.RuntimePlatform == Device.UWP)
{
ToolbarItems.Add(new DismissModalToolBarItem(this, AppResources.Close));
}
Title = AppResources.ScanQrTitle;
Content = grid;
}
public MyResultHandler(Barcode barcode, ZXingScannerView scannerView)
{
this.barcode = barcode;
this.scannerView = scannerView;
}
public CustomScanPage() : base()
{
result = null;
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
SetScanOptions();
zxing.OnScanResult += Zxing_OnScanResult;
var torch = new Button
{
Text = Language.GetText("Torch"),
HorizontalOptions = LayoutOptions.FillAndExpand,
TextColor = Color.White
};
torch.Clicked += delegate {
zxing.ToggleTorch();
};
var abort = new Button
{
Text = Language.GetText("Cancel"),
HorizontalOptions = LayoutOptions.FillAndExpand,
TextColor = Color.White
};
abort.Clicked += delegate {
zxing.RaiseScanResult(null);
};
var customOverlayTop = new StackLayout
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
BackgroundColor = Color.Black,
Opacity = 0.7,
Children =
{
new Label
{
HeightRequest = 20,
},
new Label
{
Text = Language.GetText("AppTitle"),
HorizontalTextAlignment = TextAlignment.Center,
HorizontalOptions = LayoutOptions.CenterAndExpand,
TextColor = Color.White
},
new Label
{
Text = "Scan QR code...",
HorizontalTextAlignment = TextAlignment.Center,
HorizontalOptions = LayoutOptions.CenterAndExpand,
TextColor = Color.White
}
}
};
var customOverlayCenter = new Grid
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Opacity = 0.6,
Children =
{
new Image
{
VerticalOptions = LayoutOptions.CenterAndExpand,
HorizontalOptions = LayoutOptions.Center,
Source = "scanl1.png",
Aspect = Aspect.AspectFit
},
new Image
{
VerticalOptions = LayoutOptions.Center,
HorizontalOptions = LayoutOptions.CenterAndExpand,
Source = "scanl2.png",
Aspect = Aspect.AspectFill
}
}
};
var customOverlayBottom = new StackLayout
{
Orientation = StackOrientation.Horizontal,
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
BackgroundColor = Color.Black,
Opacity = 0.7,
Padding = new Thickness(0, 10, 0, 10),
};
customOverlayBottom.Children.Add(abort);
//if(zxing.HasTorch) customOverlayBottom.Children.Add(torch); BUG on library, this returns always FALSE
customOverlayBottom.Children.Add(torch);
var customOverlay = new Grid
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
RowDefinitions = new RowDefinitionCollection
{
new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
},
new RowDefinition {
Height = new GridLength(2, GridUnitType.Star)
},
new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
}
},
Children =
{
customOverlayTop,
customOverlayCenter,
customOverlayBottom
}
};
Grid.SetRow(customOverlayTop, 0);
Grid.SetRow(customOverlayCenter, 1);
Grid.SetRow(customOverlayBottom, 2);
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing);
grid.Children.Add(customOverlay);
// The root page of your application
Content = grid;
}
public QRScanPage()
{
InitializeComponent();
Padding = Device.OnPlatform(new Thickness(0, 20, 0, 0), new Thickness(), new Thickness());
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
zxing.OnScanResult += (result) =>
Device.BeginInvokeOnMainThread(async() =>
{
// Stop analysis until we navigate away so we don't keep reading barcodes
zxing.IsAnalyzing = false;
zxing.IsScanning = false;
// Store result to db
string name = AddToDB(result.Text);
var answer = await DisplayAlert("Message", name + " Scanned!", "Done", "Export");
// Export
if (!answer)
{
// export data to contacts
IAddContactsInfo addContacts = DependencyService.Get <IAddContactsInfo>();
bool exResult = addContacts.AddContacts(qc);
if (exResult)
{
await DisplayAlert("Confirm", "The contact information has been sucessfully exported", "OK");
}
else
{
await DisplayAlert("ERROR", "Exporting Fail", "OK");
}
}
// Navigate away
await Navigation.PopModalAsync();
});
overlay = new ZXingDefaultOverlay
{
TopText = "Hold your phone up to the barcode",
BottomText = "Scanning will happen automatically",
ShowFlashButton = false
};
var grid = new Grid();
grid.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
});
grid.RowDefinitions.Add(new RowDefinition {
Height = 50
});
Button cancelBtn = new Button
{
Text = "Cancel",
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
cancelBtn.Clicked += OnCancelBtnClicked;
grid.Children.Add(zxing, 0, 0);
grid.Children.Add(overlay, 0, 0);
grid.Children.Add(cancelBtn, 0, 1);
// The root page of your application
Content = grid;
}
public Scan() : base()
{
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
zxing.OnScanResult += (result) =>
{
while (scanTries <= 5)
{
if (ScanController.ProcessResult(result.Text))
{
Debug.WriteLine("\nScans Succeed...\n");
break;
}
else
{
Debug.WriteLine("\nScanfailded...\n");
scanTries = (scanTries + 1);
overlay.TopText = "Poging: " + scanTries;
}
}
if (scanTries <= 5)
{
Device.BeginInvokeOnMainThread(async() =>
{
await DisplayAlert("Succes~!", "Je account is succesvol gekoppeld", "Begrepen.");
});
}
else
{
Device.BeginInvokeOnMainThread(async() =>
{
await DisplayAlert("Fout~!", "Je account kan niet worden gekoppeld, controleer je internetverbinding of probeer het later opnieuw.", "Begrepen.");
});
}
zxing.IsScanning = false;
scanTries = 0;
App.Current.MainPage = new NavigationPage(new NavMaster());
};
overlay = new ZXingDefaultOverlay
{
TopText = "Poging: " + scanTries,
BottomText = "Even geduld a.u.b.",
ShowFlashButton = zxing.HasTorch,
};
overlay.FlashButtonClicked += (sender, e) => {
zxing.IsTorchOn = !zxing.IsTorchOn;
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing);
grid.Children.Add(overlay);
Content = grid;
}
public CustomScanPage() : base()
{
listview = new ListView
{
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand,
AutomationId = "listview",
};
label = new Label
{
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Center,
AutomationId = "label",
TextColor = Color.White,
FontSize = 40
};
ZXing.Mobile.MobileBarcodeScanningOptions scanningOptions = new ZXing.Mobile.MobileBarcodeScanningOptions {
DelayBetweenContinuousScans = 2000
};
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.Start,
Options = scanningOptions
};
zxing.OnScanResult += (result) =>
Device.BeginInvokeOnMainThread(() => {
//zxing.IsAnalyzing = false;
//await DisplayAlert("扫描条码", result.Text, "OK");
HandleScanResult(result);
// Navigate away
//await Navigation.PopAsync();
});
overlay = new ZXingOverlay
{
//TopText = "请对准二维码",
BottomText = "阴暗天气建议打开闪光灯",
ShowFlashButton = true,
ButtonText = "开灯"
};
overlay.FlashButtonClicked += (sender, e) =>
{
try
{
if (!zxing.IsTorchOn)
{
sender.Text = "关灯";
//CrossLampState = true;
zxing.IsTorchOn = true;
}
else
{
sender.Text = "开灯";
zxing.IsTorchOn = false;
}
}
catch (Exception)
{
}
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing, 0, 0);
overlay.Children.Add(label, 0, 2);
grid.Children.Add(overlay);
// The root page of your application
Content = grid;
}
public ComingIn(string Lat, string Long, string DeviceId, string LocAddress, string distanceFromOrigin) : base()
{
this.Latitude = Lat;
this.Longitude = Long;
this.UniqueDeviceID = DeviceId;
this.LocationAddress = LocAddress;
this.distanceFromOrigin = distanceFromOrigin;
BackgroundColor = ColorResources.PageBackgroundColor;
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
zxing.OnScanResult += (result) =>
{
zxing.IsAnalyzing = false;// Stop analysis until we navigate away so we don't keep reading barcodes
Device.BeginInvokeOnMainThread(async() =>
{
if (result.Text == "nWorks Technologies (India) Pvt. Ltd., 206 Garden Plaza, Rahatani, Pune, Maharashtra, 411 017, INDIA")
{
comingIn_goingOut obj = new comingIn_goingOut();
try
{ //get geolocation
obj.empId = ColorResources.LIVE_USER_ID;
obj.qrValue = result.Text;
obj.DeviceID = this.UniqueDeviceID;
obj.latitude = this.Latitude;
obj.longitude = this.Longitude;
obj.Location = this.LocationAddress;
obj.distanceFromOrigin = this.distanceFromOrigin;
await this.Navigation.PopAsync();
zxing.IsScanning = false;
var json = JsonConvert.SerializeObject(obj);
var content = new StringContent(json, Encoding.UTF8, "application/json");
HttpClient Client = new HttpClient();
HttpResponseMessage response = null;
response = await Client.PostAsync(ColorResources.baseUrl + "comingIn", content);
if (response.IsSuccessStatusCode)
{
var responseContent = await response.Content.ReadAsStringAsync();
var res = JsonConvert.DeserializeObject <string>(responseContent);
await DisplayAlert(" nWorksLeaveApp", res.ToString(), "OK");
}
}
catch (Exception exc)
{
// await DisplayAlert(" nWorksLeaveApp",exc.ToString(),"OK");
Debug.WriteLine(exc.ToString());
}
}
else
{
await DisplayAlert(" nWorksLeaveApp", "Invalid QR Code!", "OK");
}
});
};
overlay = new ZXingDefaultOverlay
{
TopText = "Hold your phone up to the barcode",
BottomText = "Scanning will happen automatically",
ShowFlashButton = zxing.HasTorch,
};
overlay.FlashButtonClicked += (sender, e) =>
{
zxing.IsTorchOn = !zxing.IsTorchOn;
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
HeightRequest = 500,
};
grid.Children.Add(zxing);
grid.Children.Add(overlay);
Content = new StackLayout
{
Padding = new Thickness(0, 15, 0, 10),
VerticalOptions = LayoutOptions.Center,
Children =
{
new Label {
Text = "I am coming...",
TextColor = Color.Red,
FontSize = 25,
VerticalOptions = LayoutOptions.StartAndExpand,
HorizontalOptions = LayoutOptions.Center,
},
grid
}
};
}
public CustomScanPage(
// INavigationService navigationService
) : base()
{
_clip = Xamarin.Forms.DependencyService.Get <IClipBoardService>();;
webBrowser = Xamarin.Forms.DependencyService.Get <IWebBrowserService>();
InitializeComponent();
SizeChanged += (t, w) =>
{
var MIN_WIDTH = 160;
var MIN_HEIGHT = 40;
var _width = Width * 0.5;
var _height = Height * 0.2;
if (zxing != null)
{
zxing.WidthRequest = _width < MIN_WIDTH ? MIN_WIDTH : _width;
zxing.HeightRequest = _height < MIN_HEIGHT ? MIN_HEIGHT : _height;
return;
}
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.CenterAndExpand,
VerticalOptions = LayoutOptions.CenterAndExpand,
WidthRequest = _width,
HeightRequest = _height
};
zxing.OnScanResult += (result) => {
// 前回と同じ読み込みなら何もしない
if (result.Text == prevSearchText)
{
return;
}
prevSearchText = result.Text;
Device.BeginInvokeOnMainThread(() =>
{
// Stop analysis until we navigate away so we don't keep reading barcodes
zxing.IsAnalyzing = false;
// Show an alert
// await DisplayAlert("クリップボードにコピーしました", result.Text, "OK");
_clip.SetTextToClipBoard(result.Text);
// ラベルのテキストを更新
resultLabl.Text = "クリップボードに【" + result.Text + "】をコピーしました。";
// await navigationService.GoBackAsync();
OpenBrawser(result.Text);
});
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing);
// grid.Children.Add(overlay);
// The root page of your application
MainBoard.Children.Add(grid);
MainBoard.Children.Add(resultLabl);
};
}
public SaoPage() : base()
{
InitializeComponent();
zxing = new ZXingScannerView
{
Options = new ZXing.Mobile.MobileBarcodeScanningOptions()
{
TryHarder = true
},
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
zxing.OnScanResult += (result) =>
Device.BeginInvokeOnMainThread(async() =>
{
zxing.IsAnalyzing = false;
zxing.IsScanning = false;
try
{
zxing.IsTorchOn = false;
}
catch (Exception)
{
}
//await DisplayAlert("Scanned Barcode", result.Text, "OK");
//连接地址则跳转
if (ToolsClass.IsUrl(result.Text))
{
var msg = new NavigationMessage()
{
Paremeter = result.Text
};
MessagingCenter.Send(msg, "AutoScanCode");
Navigation.RemovePage(this);
//await Navigation.PushAsync(new WebViewPage(result.Text));
return;
}
else
{
await DisplayAlert("查询结果", "" + result.Text + "", "确定");
var msg = new NavigationMessage()
{
Paremeter = result.Text
};
MessagingCenter.Send(msg, "AutoScanCode");
}
await Navigation.PopAsync();
});
overlay = new MyZXingOverlay
{
TopText = "请对准条码/二维码",
BottomText = "阴暗天气建议打开闪光灯",
ShowFlashButton = true,
ButtonText = "开灯"
};
overlay.FlashButtonClicked += (sender, e) =>
{
try
{
sender.BackgroundColor = Color.FromHex("7fadf7");
if (!zxing.IsTorchOn)
{
sender.Text = "关灯";
CrossLampState = true;
zxing.IsTorchOn = true;
}
else
{
sender.Text = "开灯";
zxing.IsTorchOn = false;
}
}
catch (Exception)
{
}
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing);
grid.Children.Add(overlay);
Content = grid;
}
/// <summary>
/// Views the did load.
/// Contains code to create view on controller
/// </summary>
public override void ViewDidLoad()
{
// Loading view design
loadingBg = new UIView(this.View.Frame)
{
BackgroundColor = UIColor.Black, AutoresizingMask = UIViewAutoresizing.FlexibleDimensions
};
// Activity indicator view design
loadingView = new UIActivityIndicatorView(UIActivityIndicatorViewStyle.WhiteLarge)
{
AutoresizingMask = UIViewAutoresizing.FlexibleMargins
};
loadingView.Frame = new CGRect((this.View.Frame.Width - loadingView.Frame.Width) / 2,
(this.View.Frame.Height - loadingView.Frame.Height) / 2,
loadingView.Frame.Width,
loadingView.Frame.Height);
loadingBg.AddSubview(loadingView);
View.AddSubview(loadingBg);
loadingView.StartAnimating();
// Parent view design which contains 2 subviews;
// 1- Contact and button view
// 2- Scanner view
parentView = new UIView(new CGRect(0, 0, View.Frame.Width, View.Frame.Height));
// Contact view design
contactView = new UIView(new CGRect(0, 0, View.Frame.Width, View.Frame.Height / 4))
{
BackgroundColor = UIColor.White
};
txtContactNumber = new UITextField
{
Frame = new CGRect(contactView.Frame.X + 20, (contactView.Frame.Height / 2) - 20, (contactView.Frame.Width - contactView.Frame.Width / 3), 40),
BackgroundColor = UIColor.White,
AutocorrectionType = UITextAutocorrectionType.No,
SpellCheckingType = UITextSpellCheckingType.No,
Placeholder = "Contact number",
BorderStyle = UITextBorderStyle.RoundedRect
};
txtContactNumber.Layer.BorderWidth = 0.5f;
txtContactNumber.Layer.CornerRadius = 5;
btnDone = new UIButton
{
Frame = new CGRect(txtContactNumber.Frame.Width + 40, (contactView.Frame.Height / 2) - 20, 70, 40),
BackgroundColor = UIColor.Blue
};
btnDone.SetTitle("Done", UIControlState.Normal);
btnDone.Layer.BorderWidth = 0.0f;
btnDone.Layer.CornerRadius = 5;
btnDone.TouchUpInside += BtnDone_TouchUpInside;
contactView.AddSubview(txtContactNumber);
contactView.AddSubview(btnDone);
// Scanner view design
scannerView = new ZXingScannerView(new CGRect(0, contactView.Frame.Height, View.Frame.Width, View.Frame.Height - contactView.Frame.Height))
{
AutoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleHeight,
UseCustomOverlayView = this.Scanner.UseCustomOverlay,
CustomOverlayView = this.Scanner.CustomOverlay,
TopText = this.Scanner.TopText,
BottomText = this.Scanner.BottomText,
CancelButtonText = this.Scanner.CancelButtonText,
FlashButtonText = this.Scanner.FlashButtonText
};
scannerView.OnCancelButtonPressed += Cancel;
parentView.AddSubview(contactView);
parentView.AddSubview(scannerView);
//this.View.AddSubview(scannerView);
this.View.InsertSubviewBelow(parentView, loadingView);
this.View.AutoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleHeight;
}
public override void ViewDidLoad()
{
this.View.Frame = UIScreen.MainScreen.Bounds;
this.View.AutoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleHeight;
_scannerView = new ZXingScannerView(View.Bounds);
_scannerView.AutoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleHeight;
_scannerView.UseCustomOverlayView = false;
View.AddSubview(_scannerView);
View.AutoresizingMask = UIViewAutoresizing.FlexibleWidth;
}
public BarcodeScanProvider(INavigationService navigationService, ZXingScannerView scanPage)
{
this.navigationService = navigationService;
this.scanPage = scanPage;
InitScanningPage();
}
public PartialScreenScanning()
{
// Get a reference to the Scanner so that we can manually assign events from the ViewModel
InitializeComponent();
ZXigQRScanner = _scanView;
}
// ObservableCollection<RosterMember> members;
public ScannerPage()
{
InitializeComponent();
scannerView = new ZXingScannerView {
HorizontalOptions = LayoutOptions.Center, VerticalOptions = LayoutOptions.Center
};
// var mockStore = new MockDataStore();
RosterMembersViewModel memberView = new RosterMembersViewModel();
// members = new ObservableCollection<RosterMember>();
var stackLayout = new StackLayout {
BackgroundColor = Color.LightGray, HeightRequest = 200
};
scannerView.OnScanResult += (result) =>
Device.BeginInvokeOnMainThread(async() =>
{
scannerView.IsAnalyzing = false;
// TODO invoke imis web service; send barcoded data and memeber data
var member = await memberView.DataStore.GetItemAsync(result.Text);
if (stackLayout.Children.Count > 0)
{
stackLayout.Children.RemoveAt(0);
}
if (member != null)
{
var memberStackLayout = new StackLayout();
var memberStatusLabel = new Label();
var memberNameLabel = new Label();
var memberIdLabel = new Label();
var memberAlertGrid = new Grid();
memberAlertGrid.RowSpacing = 1;
memberAlertGrid.ColumnSpacing = 1;
memberAlertGrid.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
});
memberAlertGrid.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
});
member.Status = SwitchStatus(member.Status);
await memberView.DataStore.UpdateItemAsync(member);
// ReSharper disable once UseStringInterpolation
memberStatusLabel.Text = string.Format(@"{0} has been {1} at {2}", member.FullName, GetStatusText(member.Status), DateTime.Now.ToShortTimeString());
memberStatusLabel.BackgroundColor = Color.FromHex("#dff0d8");
memberNameLabel.Text = member.FullName;
memberNameLabel.VerticalOptions = LayoutOptions.Center;
memberIdLabel.Text = member.Id;
memberIdLabel.VerticalOptions = LayoutOptions.Center;
foreach (var memberAlert in member.MemberAlerts)
{
memberAlertGrid.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
});
var alertLabel = new Label();
var alertTypeLabel = new Label();
alertLabel.Text = memberAlert.Description;
alertTypeLabel.Text = memberAlert.Type.ToString();
memberAlertGrid.Children.Add(alertTypeLabel, 0, member.MemberAlerts.IndexOf(memberAlert));
memberAlertGrid.Children.Add(alertLabel, 1, member.MemberAlerts.IndexOf(memberAlert));
}
var button = new Button();
button.Text = "Undo";
button.BackgroundColor = Color.FromHex("#e98300");
button.TextColor = Color.White;
button.Clicked += async delegate
{
if (stackLayout.Children.Count > 0)
{
stackLayout.Children.RemoveAt(0);
}
member.Status = SwitchStatus(member.Status);
await memberView.DataStore.UpdateItemAsync(member);
// ReSharper disable once UseStringInterpolation
memberStatusLabel.Text = string.Format(@"{0} has been {1} at {2}", member.FullName, GetStatusText(member.Status), DateTime.Now.ToShortTimeString());
stackLayout.Children.Add(memberStackLayout);
};
memberStackLayout.Children.Add(memberStatusLabel);
// memberStackLayout.Children.Add(memberNameLabel);
// memberStackLayout.Children.Add(memberIdLabel);
if (member.MemberAlerts.Count > 0)
{
memberStackLayout.Children.Add(memberAlertGrid);
}
memberStackLayout.Children.Add(button);
stackLayout.Children.Add(memberStackLayout);
}
else
{
var memberStackLayout = new StackLayout();
var memberStatusLabel = new Label();
var memberNameField = new Entry();
// ReSharper disable once UseStringInterpolation
memberStatusLabel.Text = string.Format(@"Youth member not found {0}", result.Text);
memberStatusLabel.BackgroundColor = Color.FromHex("#FEEFB3");
var button = new Button();
button.Text = "Add";
button.BackgroundColor = Color.FromHex("#e98300");
button.TextColor = Color.White;
button.Clicked += async delegate
{
if (button.Text.Equals("Add"))
{
if (stackLayout.Children.Count > 0)
{
stackLayout.Children.RemoveAt(0);
}
var newMember = new RosterMember();
newMember.Id = result.Text;
newMember.FullName = string.IsNullOrEmpty(memberNameField.Text) ? memberNameField.Text : "new member";
newMember.Status = CheckInStatus.CheckedIn;
await memberView.DataStore.AddItemAsync(newMember);
if (stackLayout.Children.Count > 0)
{
stackLayout.Children.RemoveAt(0);
}
// ReSharper disable once UseStringInterpolation
memberStatusLabel.Text = string.Format(@"{0} has been added and {1} at {2}", result.Text, newMember.Status, DateTime.Now.ToShortTimeString());
button.Text = "Undo";
}
else if (button.Text.Equals("Undo"))
{
member = await memberView.DataStore.GetItemAsync(result.Text);
if (member != null)
{
member.Status = SwitchStatus(member.Status);
await memberView.DataStore.UpdateItemAsync(member);
// ReSharper disable once UseStringInterpolation
memberStatusLabel.Text = string.Format(@"{0} has been {1} at {2}", member.FullName, GetStatusText(member.Status), DateTime.Now.ToShortTimeString());
}
}
memberStackLayout = new StackLayout();
memberStackLayout.Children.Add(memberStatusLabel);
memberStackLayout.Children.Add(button);
stackLayout.Children.Add(memberStackLayout);
};
memberStackLayout.Children.Add(memberStatusLabel);
memberStackLayout.Children.Add(memberNameField);
memberStackLayout.Children.Add(button);
stackLayout.Children.Add(memberStackLayout);
}
await Task.Delay(3000);
scannerView.IsAnalyzing = true;
});
scannerOverlay = new ZXingDefaultOverlay
{
TopText = "Hold your phone over youth member code to check in",
BottomText = "Scanning will happen automatically",
ShowFlashButton = scannerView.HasTorch,
};
scannerOverlay.Children.AddVertical(stackLayout);
scannerOverlay.FlashButtonClicked += (sender, e) => {
scannerView.IsTorchOn = !scannerView.IsTorchOn;
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(scannerView);
grid.Children.Add(scannerOverlay);
// The root page of your application
Content = grid;
}
private async void LoadLectorQR()
{
if (isLoadLectorQR)
{
return;
}
isLoadLectorQR = true;
await MainViewModel.GetInstace().CollectViewModel.ShowDialog();
bool statePermission = await Permissions.GetPermissions(Permission.Camera);
if (statePermission)
{
try
{
await Task.Delay(1000);
scanner = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Options = new MobileBarcodeScanningOptions()
{
PossibleFormats = new List <ZXing.BarcodeFormat>
{
ZXing.BarcodeFormat.QR_CODE,
},
DelayBetweenContinuousScans = 2000
},
};
scanner.OnScanResult += (result) =>
{
scanner.IsAnalyzing = false;
if (scanner.IsScanning)
{
scanner.AutoFocus();
}
Device.BeginInvokeOnMainThread(async() =>
{
await MainViewModel.GetInstace().CollectViewModel.ProcessTransaction(result.Text);
scanner.IsAnalyzing = true;
});
};
MainPageContainer.Children.Add(scanner);
scanner.IsEnabled = true;
scanner.IsAnalyzing = true;
scanner.IsScanning = true;
}
catch (Exception ex)
{
ServiceBackgroundWorker.GetInstance().SendExceptionWorker(ex.ToString());
}
}
isFirstTimeOnLoad = false;
await MainViewModel.GetInstace().CollectViewModel.CloseDialog();
isLoadLectorQR = false;
}
public TestScan() : base()
{
InitializeComponent();
//var secureStorage = DependencyService.Get<IPlugInProvider>().SecureStorage;
activitySpinner = new ActivityIndicator();
scanner = new ZXingScannerView();
overlay = new ZXingDefaultOverlay();
scanner.IsVisible = false;
miaoCodeEntry = new Entry();
miaoCodeEntry.VerticalOptions = LayoutOptions.Center;
miaoCodeEntry.HorizontalOptions = LayoutOptions.FillAndExpand;
miaoCodeEntry.HorizontalTextAlignment = TextAlignment.Center;
miaoCodeEntry.IsEnabled = false;
//miaoCodeEntry.MaxLength = 13;
miaoCodeEntry.Placeholder = "Scan or type in MIAO ID";
miaoCodeEntry.Keyboard = Keyboard.Telephone;
miaoCodeEntry.FontSize = Device.GetNamedSize(NamedSize.Large, typeof(Entry));
mainGrid.Children.Add(miaoCodeEntry, 0, 0);
mobileInfo = new Label
{
Text = "No devices",
HorizontalTextAlignment = TextAlignment.Center,
VerticalTextAlignment = TextAlignment.Center,
VerticalOptions = LayoutOptions.CenterAndExpand,
FontSize = Device.GetNamedSize(NamedSize.Large, typeof(Entry))
};
testView = new ListView();
//mainGrid.Children.Add(testView, 0, 2);
//mainGrid.Children.Add(mobileInfo, 0, 2);
if (!string.IsNullOrEmpty(miaoCodeEntry.Text))
{
UIDeviceSize = miaoCodeEntry.Text.Length;
}
else
{
UIDeviceSize = 0;
}
miaoCodeEntry.TextChanged += (s, e) =>
{
if (miaoCodeEntry.Text.Length < UIDeviceSize)
{
System.Diagnostics.Debug.WriteLine("Reel " + miaoCodeEntry.Text.Length + " Other " + UIDeviceSize);
}
else
{
if (miaoCodeEntry.Text.Length == 3)
{
miaoCodeEntry.Text += "-";
}
if (miaoCodeEntry.Text.Length == 6)
{
miaoCodeEntry.Text += "-";
}
if (miaoCodeEntry.Text.Length == 10)
{
miaoCodeEntry.Text += "-";
}
}
UIDeviceSize = miaoCodeEntry.Text.Length;
};
}
public PageScan1() : base()
{
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
};
zxing.OnScanResult += (result) =>
Device.BeginInvokeOnMainThread(async() => {
// Stop analysis until we navigate away so we don't keep reading barcodes
zxing.IsAnalyzing = false;
zxing.IsScanning = false;
// Show an alert
await DisplayAlert("Scanned Barcode", result.Text, "OK");
Application.Current.MainPage = new NavigationPage(new PageX());
if (await DisplayAlert("", "Do you want to open browser?", "Yes", "No"))
{
// Application.Current.MainPage = new NavigationPage(new PageX());
//Device.OpenUri(new Uri("https://www.google.com/?gfe_rd=cr&ei=ccRwWIS7D8ao8weY9b_ADA#q=" + result.Text));
Device.OpenUri(new Uri("https://www.google.co.in/search?q=" + result.Text));
}
//
/* rdrBtn.Clicked += (sender, e) => //Product Details Button
*
* {
*
* Device.OpenUri(new Uri("https://www.google.co.in/search?q=" + result.Text));
*
*
* };*/
// Navigate away
//await Navigation.PopAsync();
});
overlay = new ZXingDefaultOverlay
{
TopText = "Hold your phone up to the barcode/QRcode",
BottomText = "Scanning will happen automatically",
//ShowFlashButton = zxing.HasTorch,
};
/* var rdrBtn = new Button
* {
* Text = "more",
* HorizontalOptions = LayoutOptions.End,
* VerticalOptions = LayoutOptions.End
* };
* rdrBtn.Clicked += (sender, e) => //Product Details Button
*
* {
*
* Device.OpenUri(new Uri(lblurl));
*
*
* }; */
var back = new Button
{
Text = "Cancel",
//BorderWidth = 1,
HorizontalOptions = LayoutOptions.Start,
VerticalOptions = LayoutOptions.End
};
/*back.Clicked += (sender, e) => {
* //Navigation.PushModalAsync(new ());
* Application.Current.MainPage = new NavigationPage(new PageX());
* //
* //Navigation.PopModalAsync();
*
* };*/
var rdrBtn = new Button
{
Text = "more",
HorizontalOptions = LayoutOptions.End,
VerticalOptions = LayoutOptions.End
};
var flash = new Button
{
Image = "ic_flash_on_black_24dp.png",
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.End
};
flash.Clicked += (sender, e) => {
zxing.IsTorchOn = !zxing.IsTorchOn;
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing);
grid.Children.Add(overlay);
//grid.Children.Add(back);
grid.Children.Add(rdrBtn);
grid.Children.Add(flash);
// The root page of your application
Content = grid;
}
private async void Button_Clicked(object sender, EventArgs e)
{
opts = new ZXing.Mobile.MobileBarcodeScanningOptions()
{
AutoRotate = false,
PossibleFormats = new List <ZXing.BarcodeFormat>()
{
ZXing.BarcodeFormat.CODE_128,
ZXing.BarcodeFormat.CODABAR,
ZXing.BarcodeFormat.CODE_39,
}
};
opts.TryHarder = true;
zxing = new ZXingScannerView
{
IsScanning = false,
IsTorchOn = false,
IsAnalyzing = false,
AutomationId = "zxingDefaultOverlay",//zxingScannerView
Opacity = 22,
Options = opts
};
var torch = new Switch
{
};
torch.Toggled += delegate
{
scanPage.ToggleTorch();
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.Center,
HorizontalOptions = LayoutOptions.Center,
};
var Overlay = new ZXingDefaultOverlay
{
TopText = "Włącz latarkę",
BottomText = "Skanowanie rozpocznie się automatycznie",
ShowFlashButton = true,
AutomationId = "zxingDefaultOverlay",
};
var customOverlay = new StackLayout
{
HorizontalOptions = LayoutOptions.EndAndExpand,
VerticalOptions = LayoutOptions.EndAndExpand
};
grid.Children.Add(Overlay);
Overlay.Children.Add(torch);
Overlay.BindingContext = Overlay;
scanPage = new ZXingScannerPage(opts, customOverlay: Overlay)
{
DefaultOverlayTopText = "Zeskanuj kod ",
//DefaultOverlayBottomText = " Skanuj kod ";
DefaultOverlayShowFlashButton = true
};
scanPage.OnScanResult += (result) =>
{
scanPage.IsScanning = false;
scanPage.AutoFocus();
Device.BeginInvokeOnMainThread(() =>
{
Device.StartTimer(new TimeSpan(0, 0, 0, 2), () =>
{
if (scanPage.IsScanning)
{
scanPage.AutoFocus();
}
return(true);
});
Navigation.PopModalAsync();
entry_MM.Text = result.Text;
viewModel.ExecInsertToBase(result.Text);
});
};
await Navigation.PushModalAsync(scanPage);
}
public ScanPage()
{
InitializeComponent();
_zxing = new ZXingScannerView();
}
public LoyaltyScannerPage() : base()
{
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
AutomationId = "zxingScannerView",
};
zxing.OnScanResult += (result) =>
{
// Stop analysis until we navigate away so we don't keep reading barcodes
zxing.IsAnalyzing = false;
Guid barcodeGuid;
if (Guid.TryParse(result.Text, out barcodeGuid))
{
vm.RecordScanAsync(barcodeGuid);
Device.BeginInvokeOnMainThread(async() =>
{
// Show an alert
//await DisplayAlert("Scanned Barcode", result.Text, "OK");
// Navigate away
//await Navigation.PopAsync();
var navServ = ((QuikRide.App)Xamarin.Forms.Application.Current).Kernel.GetService(typeof(INavigationService)) as INavigationService;
navServ.NavigateTo <LoyaltyBonusViewModel>();
});
/*.BeginInvokeOnMainThread(async () =>
* {
* await Application.Current.MainPage.DisplayAlert("Thanks!", "You're the best!", "OK");
* });*/
}
else
{
Device.BeginInvokeOnMainThread(async() =>
{
await Application.Current.MainPage.DisplayAlert("Oh oh!", "Try a loyalty barcode next time!", "OK");
});
}
};
overlay = new ZXingDefaultOverlay
{
TopText = "Hold your phone up to the barcode",
BottomText = "Scanning will happen automatically",
ShowFlashButton = zxing.HasTorch,
AutomationId = "zxingDefaultOverlay",
};
overlay.FlashButtonClicked += (sender, e) =>
{
zxing.IsTorchOn = !zxing.IsTorchOn;
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing);
grid.Children.Add(overlay);
// The root page of your application
Content = grid;
}
public CustomScanPage() : base()
{
result = null;
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
SetScanOptions();
zxing.OnScanResult += Zxing_OnScanResult;
var inText = new Label
{
HeightRequest = 32,
WidthRequest = 120,
BackgroundColor = Color.White,
Text = "",
FontSize = 28,
FontAttributes = FontAttributes.Bold,
VerticalTextAlignment = TextAlignment.Center,
HorizontalTextAlignment = TextAlignment.Center
};
string[] texts = new string[] { "1", "2", "3", "4", "5", "6", "7", "8", "9", "⬅", "0", "▶" };
var buttons = new Button[texts.Length];
for (var j = 0; j < texts.Length; j++)
{
buttons[j] = new Button {
Text = texts[j], WidthRequest = 65, HeightRequest = 65, CornerRadius = 6, FontSize = 28, FontAttributes = FontAttributes.Bold
};
buttons[j].Clicked += (s, e) =>
{
if (int.TryParse((s as Button).Text, out int num))
{
inText.Text += (s as Button).Text;
}
else if ((s as Button).Text == "⬅")
{
if (inText.Text.Length > 0)
{
inText.Text = inText.Text.Substring(0, inText.Text.Length - 1);
}
}
else
{
zxing.RaiseScanResult(new ZXing.Result(inText.Text, Encoding.ASCII.GetBytes(inText.Text), null, ZXing.BarcodeFormat.QR_CODE));
}
};
}
var customKeyboard = new Grid
{
RowDefinitions = new RowDefinitionCollection {
new RowDefinition {
Height = 38
}, new RowDefinition {
Height = 72
}, new RowDefinition {
Height = 72
}, new RowDefinition {
Height = 72
}, new RowDefinition {
Height = 72
}
},
ColumnDefinitions = new ColumnDefinitionCollection {
new ColumnDefinition {
Width = 72
}, new ColumnDefinition {
Width = 72
}, new ColumnDefinition {
Width = 72
}
},
VerticalOptions = LayoutOptions.End,
HorizontalOptions = LayoutOptions.Center,
IsVisible = false,
BackgroundColor = Color.FromRgba(1.0, 1.0, 1.0, 0.7),
Padding = new Thickness(10, 5, 10, 2)
};
customKeyboard.Children.Add(inText, 0, 0);
for (var j = 0; j < texts.Length; j++)
{
customKeyboard.Children.Add(buttons[j], j % 3, 1 + (int)(j / 3));
}
Grid.SetColumnSpan(inText, 3);
var torch = new ImageButton
{
Source = "torch.png",
VerticalOptions = LayoutOptions.End,
HorizontalOptions = LayoutOptions.End,
HeightRequest = 96,
WidthRequest = 96
};
torch.Clicked += delegate
{
zxing.ToggleTorch();
};
var keyboard = new ImageButton
{
Source = "numeric.png",
VerticalOptions = LayoutOptions.End,
HorizontalOptions = LayoutOptions.Start,
HeightRequest = 96,
WidthRequest = 96
};
keyboard.Clicked += delegate
{
if (customKeyboard.IsVisible)
{
customKeyboard.IsVisible = false;
}
else
{
customKeyboard.IsVisible = true;
}
};
var abort = new Button
{
Text = Language.GetText("Cancel"),
HorizontalOptions = LayoutOptions.FillAndExpand,
TextColor = Color.White,
HeightRequest = 300
};
abort.Clicked += delegate
{
zxing.RaiseScanResult(null);
};
var customOverlayTop = new StackLayout
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
BackgroundColor = Color.Black,
Opacity = 0.7,
Children =
{
new Label
{
HeightRequest = 20,
},
new Label
{
Text = Language.GetText("AppTitle"),
HorizontalTextAlignment = TextAlignment.Center,
HorizontalOptions = LayoutOptions.CenterAndExpand,
TextColor = Color.White
},
new Label
{
Text = "Scan QR code...",
HorizontalTextAlignment = TextAlignment.Center,
HorizontalOptions = LayoutOptions.CenterAndExpand,
TextColor = Color.White
}
}
};
var customOverlayCenter = new Grid
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Opacity = 0.7,
Children =
{
new Image
{
VerticalOptions = LayoutOptions.CenterAndExpand,
HorizontalOptions = LayoutOptions.Center,
Source = "scanl1.png",
Aspect = Aspect.AspectFit
},
new Image
{
VerticalOptions = LayoutOptions.Center,
HorizontalOptions = LayoutOptions.CenterAndExpand,
Source = "scanl2.png",
Aspect = Aspect.AspectFill
},
new Xamarin.Forms.Shapes.Rectangle
{
VerticalOptions = LayoutOptions.Center,
HorizontalOptions = LayoutOptions.CenterAndExpand,
WidthRequest = 170,
HeightRequest = 170,
Stroke = Brush.Black,
StrokeThickness = 1,
RadiusX = 3,
RadiusY = 3
},
torch,
keyboard,
customKeyboard
}
};
var customOverlayBottom = new StackLayout
{
Orientation = StackOrientation.Horizontal,
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
BackgroundColor = Color.Black,
Opacity = 0.7,
Padding = new Thickness(0, 10, 0, 10),
};
customOverlayBottom.Children.Add(abort);
//if(zxing.HasTorch) customOverlayBottom.Children.Add(torch); BUG on library, this returns always FALSE
//customOverlayBottom.Children.Add(torch);
var customOverlay = new Grid
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
RowDefinitions = new RowDefinitionCollection
{
new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
},
new RowDefinition {
Height = new GridLength(2, GridUnitType.Star)
},
new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
}
},
Children =
{
customOverlayTop,
customOverlayCenter,
customOverlayBottom
}
};
Grid.SetRow(customOverlayTop, 0);
Grid.SetRow(customOverlayCenter, 1);
Grid.SetRow(customOverlayBottom, 2);
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing);
grid.Children.Add(customOverlay);
// The root page of your application
Content = grid;
}
public BarcodeScanner()
{
InitializeComponent();
GlobalVariables._codigoBarras = null;
var options = new MobileBarcodeScanningOptions
{
AutoRotate = false,
UseFrontCameraIfAvailable = false,
TryHarder = true,
//PossibleFormats = new List<ZXing.BarcodeFormat>
//{
// ZXing.BarcodeFormat.EAN_8, ZXing.BarcodeFormat.EAN_13,
// ZXing.BarcodeFormat.CODE_39,ZXing.BarcodeFormat.All_1D
//}
};
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Options = options
};
zxing.OnScanResult += (result) =>
Device.BeginInvokeOnMainThread(async() =>
{
// Stop analysis until we navigate away so we don't keep reading barcodes
zxing.IsAnalyzing = false;
BarcodeReaded?.Invoke(this, result.Text);
// Navigate away
await Navigation.PopAsync();
// Código de barras leído. Envía Menssage a MainPage
MessagingCenter.Send <Views.BarcodeScanner, string>(this, "BarcodeRead", result.Text);
//if (result.Text != null)
//{
// GlobalVariables._codigoBarras = result.Text;
// // await Navigation.PushAsync(new Views.ArticusPage(result.Text, null));
//}
});
overlay = new ZXingDefaultOverlay
{
TopText = "Sostenga su teléfono sobre el código de barras",
BottomText = "El código se escaneará automaticamente",
ShowFlashButton = true,
//ShowFlashButton = zxing.HasTorch,
};
overlay.FlashButtonClicked += (sender, e) =>
{
zxing.IsTorchOn = !zxing.IsTorchOn;
};
var abort = new Button
{
Text = "Cancelar",
VerticalOptions = LayoutOptions.End,
TextColor = Color.FromHex("#FFF"),
BackgroundColor = Color.FromHex("#4F51FF")
};
switch (Device.RuntimePlatform)
{
case Device.iOS:
abort.HeightRequest = 40;
break;
case Device.Android:
abort.HeightRequest = 50;
break;
}
abort.Clicked += (object s, EventArgs e) =>
{
zxing.IsScanning = false;
Device.BeginInvokeOnMainThread(async() =>
{
await Navigation.PopAsync();
});
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing);
grid.Children.Add(overlay);
grid.Children.Add(abort);
// The root page of your application
Content = grid;
}
private void InitializeQr()
{
_scannerView = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
AutomationId = "zxingScannerView",
};
_scannerView.AutoFocus();
_scannerView.OnScanResult += (result) =>
Device.BeginInvokeOnMainThread(async() =>
{
await ProcessQr(result.Text);
});
var overlay = new Grid {
AutomationId = "zxingDefaultOverlay"
};
overlay.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
}); //0
overlay.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
}); //1
overlay.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
}); //2
overlay.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
}); //3
overlay.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
}); //4
overlay.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
}); //0
overlay.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
}); //1
overlay.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
}); //2
overlay.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
}); //3
overlay.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
}); //4
Image imageButton = new Image
{
Source = "backscanner.png",
Aspect = Aspect.AspectFit,
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
BackgroundColor = Color.Transparent,
};
var back = new Button
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
BackgroundColor = Color.Transparent,
};
back.Clicked += OnBackButtonClicked;
overlay.Children.Add(imageButton, 2, 4);
overlay.Children.Add(back, 2, 4);
Image scannerImage = new Image
{
Source = "scannerhud.png",
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Aspect = Aspect.Fill,
};
overlay.Children.Add(scannerImage, 0, 0);
Grid.SetColumnSpan(scannerImage, 5);
Grid.SetRowSpan(scannerImage, 4);
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(_scannerView);
grid.Children.Add(overlay);
Content = grid;
}
public MyResultHandler(CodBarrasV2 codBarrasV2, ZXingScannerView scannerView)
{
this.scannerView = scannerView;
this.codBarrasV2 = codBarrasV2;
}
public TelaCodigoBarras(string op)
{
/*MobileBarcodeScanningOptions optionCode = this.optionCode;*/
InitializeComponent();
// Configuração da Leitura
this.optionsEan8 = new MobileBarcodeScanningOptions
{
AutoRotate = false,
UseFrontCameraIfAvailable = false,
TryHarder = true,
// Todos os formatos que códigos que serão aceitos
PossibleFormats = new List <ZXing.BarcodeFormat> {
ZXing.BarcodeFormat.EAN_8
}
};
this.optionsEan13 = new MobileBarcodeScanningOptions
{
AutoRotate = false,
UseFrontCameraIfAvailable = false,
TryHarder = true,
// Todos os formatos que códigos que serão aceitos
PossibleFormats = new List <ZXing.BarcodeFormat> {
ZXing.BarcodeFormat.EAN_13
}
};
this.optionsEan14 = new MobileBarcodeScanningOptions
{
AutoRotate = false,
UseFrontCameraIfAvailable = false,
TryHarder = true,
// Todos os formatos que códigos que serão aceitos
PossibleFormats = new List <ZXing.BarcodeFormat> {
ZXing.BarcodeFormat.EAN_8,
ZXing.BarcodeFormat.CODE_128
}
};
this.optionsQrCode = new MobileBarcodeScanningOptions
{
AutoRotate = false,
UseFrontCameraIfAvailable = false,
TryHarder = true,
// Todos os formatos que códigos que serão aceitos
PossibleFormats = new List <ZXing.BarcodeFormat> {
ZXing.BarcodeFormat.QR_CODE
}
};
switch (op)
{
case "EAN_8":
barCodeButton = op;
zXing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Options = optionsEan8
};
break;
case "EAN_13":
barCodeButton = op;
zXing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Options = optionsEan13
};
break;
case "EAN_14":
barCodeButton = op;
zXing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Options = optionsEan14
};
break;
case "QR_CODE":
barCodeButton = op;
zXing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Options = optionsQrCode
};
break;
}
zXing.OnScanResult += (result) =>
Device.BeginInvokeOnMainThread(async() =>
{
// Finaliza a leitura
zXing.IsAnalyzing = false;
barCodeString = result.Text;
// Pega as informações do código lido
BarcodeRead?.Invoke(this, barCodeButton + ": " + barCodeString);
await Navigation.PopModalAsync();
});
overlay = new ZXingDefaultOverlay
{
TopText = "Aproxime do código para leitura",
BottomText = "O código será lido automaticamente",
ShowFlashButton = zXing.HasTorch
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand
};
grid.Children.Add(zXing);
grid.Children.Add(overlay);
Content = grid;
}
public Page4() : base()
{
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
};
zxing.OnScanResult += (result) =>
Device.BeginInvokeOnMainThread(async() => {
// Stop analysis until we navigate away so we don't keep reading barcodes
zxing.IsAnalyzing = false;
// Show an alert
await DisplayAlert("Scanned Barcode", result.Text, "OK");
await DisplayAlert("open url link?", result.ToString(), "Yes", cancel: "No");
// Navigate away
await Navigation.PopAsync();
});
overlay = new ZXingDefaultOverlay
{
TopText = "Hold your phone up to the barcode",
BottomText = "Scanning will happen automatically",
ShowFlashButton = zxing.HasTorch,
};
var back = new Button
{
Text = "Cancel",
//BorderWidth = 1,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.End
};
back.Clicked += (sender, e) => {
//Navigation.PushModalAsync(new ());
//Application.Current.MainPage = new NavigationPage(new MainPage());
//
//Navigation.PushModalAsync(new MainPage());
};
overlay.FlashButtonClicked += (sender, e) => {
zxing.IsTorchOn = !zxing.IsTorchOn;
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing);
grid.Children.Add(overlay);
grid.Children.Add(back);
// The root page of your application
Content = grid;
}
public LeitorQRView()
{
InitializeComponent();
NavigationPage.SetHasNavigationBar(this, false);
var options = new ZXing.Mobile.MobileBarcodeScanningOptions
{
AutoRotate = false,
UseFrontCameraIfAvailable = false,
TryHarder = true,
PossibleFormats = new List <ZXing.BarcodeFormat>
{
ZXing.BarcodeFormat.QR_CODE//ZXing.BarcodeFormat.EAN_8, ZXing.BarcodeFormat.EAN_13
}
};
zxing = new ZXing.Net.Mobile.Forms.ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Options = options
};
overlay = new ZXingDefaultOverlay
{
TopText = "Escolhe um QRCode para leitura",
BottomText = "O Código sera lido automaticamente",
ShowFlashButton = zxing.HasTorch, //Lanterna
};
overlay.FlashButtonClicked += (sender, e) =>
{
zxing.IsTorchOn = !zxing.IsTorchOn;
};
var abort = new Button
{
Text = "Cancelar",
VerticalOptions = LayoutOptions.End,
TextColor = Color.FromHex("#FFF"),
BackgroundColor = Color.FromHex("#4F51FF")
};
switch (Device.RuntimePlatform)
{
case Device.iOS:
abort.HeightRequest = 40;
break;
case Device.Android:
abort.HeightRequest = 50;
break;
}
abort.Clicked += (object s, EventArgs e) =>
{
zxing.IsScanning = false;
Device.BeginInvokeOnMainThread(async() =>
{
await Navigation.PopModalAsync();
});
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing);
grid.Children.Add(overlay);
grid.Children.Add(abort);
Content = grid;
//zxing = new ZXingScannerView
//{
// HorizontalOptions = LayoutOptions.FillAndExpand,
// VerticalOptions = LayoutOptions.FillAndExpand,
//};
//zxing.OnScanResult += (result) =>
// Device.BeginInvokeOnMainThread(async () => {
// // Stop analysis until we navigate away so we don't keep reading barcodes
// zxing.IsAnalyzing = false;
// // Show an alert
// await DisplayAlert("Scanned Barcode", result.Text, "OK");
// // Navigate away
// await Navigation.PopAsync();
// });
//EscanerQR.Children.Add(zxing);
}
public SaoPage() : base()
{
//try
//{
zxing = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
zxing.OnScanResult += (result) =>
Device.BeginInvokeOnMainThread(async() =>
{
zxing.IsAnalyzing = false;
zxing.IsScanning = false;
try
{
zxing.IsTorchOn = false;
}
catch (Exception)
{
}
if (ToolsClass.IsUrl(result.Text))
{
//Navigation.RemovePage(this);
await Navigation.PushAsync(new WebViewPage(result.Text));
return;
}
else
{
await DisplayAlert("二维码的值为：", result.Text, "确定");
}
// Show an alert
// Navigate away
await Navigation.PopAsync();
});
overlay = new MyZXingOverlay
{
TopText = "请对准二维码",
BottomText = "阴暗天气建议打开闪光灯",
ShowFlashButton = true,
ButtonText = "开灯"
};
overlay.FlashButtonClicked += (sender, e) =>
{
try
{
if (!zxing.IsTorchOn)
{
sender.Text = "关灯";
//CrossLampState = true;
zxing.IsTorchOn = true;
}
else
{
sender.Text = "开灯";
zxing.IsTorchOn = false;
}
}
catch (Exception)
{
}
};
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxing);
grid.Children.Add(overlay);
Content = grid;
}
