private static void OnBarcodeButtonClicked(object sender, EventArgs e)
{
App.Config.LastActivity = DateTime.Now;
BarcodeButton barcodeButton = sender as BarcodeButton;
Device.BeginInvokeOnMainThread(() => CrossLogger.Current.Debug("Barcode", "Barcode Item: " + barcodeButton.Name));
PreviousPage = Application.Current.MainPage;
Application.Current.MainPage = new NavigationPage(new Pages.BarcodePage(barcodeButton.Name, barcodeButton.Options));
}
public static void Barcode(Grid grid, int px, int py, int sx, int sy, string header, JObject data)
{
Microsoft.AppCenter.Analytics.Analytics.TrackEvent("Create Barcode Widget");
try
{
Models.Sitemap.Widget3 item = data.ToObject <Models.Sitemap.Widget3>();
Dictionary <string, string> widgetKeyValuePairs = Helpers.SplitCommand(item.Label);
CrossLogger.Current.Debug("Barcode", "Label: " + widgetKeyValuePairs["label"]);
//Master Grid for Widget
Grid Widget_Grid = new Grid
{
RowDefinitions = new RowDefinitionCollection {
new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
},
new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
},
new RowDefinition {
Height = new GridLength(1, GridUnitType.Star)
},
},
ColumnDefinitions = new ColumnDefinitionCollection {
new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
},
},
RowSpacing = 0,
ColumnSpacing = 0,
BackgroundColor = App.Config.CellColor,
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(Widget_Grid, px, px + sx, py, py + sy);
//Header
Widget_Grid.Children.Add(new Label
{
Text = header,
FontSize = Device.GetNamedSize(NamedSize.Medium, typeof(Label)),
TextColor = App.Config.TextColor,
BackgroundColor = App.Config.CellColor,
HorizontalTextAlignment = TextAlignment.Center,
VerticalTextAlignment = TextAlignment.Start
}, 0, 0);
//Background
Widget_Grid.Children.Add(new ShapeView()
{
ShapeType = ShapeType.Circle,
StrokeColor = App.Config.ValueColor,
Color = App.Config.ValueColor,
StrokeWidth = 1.0f,
Scale = 2.5f,
HorizontalOptions = LayoutOptions.CenterAndExpand,
VerticalOptions = LayoutOptions.CenterAndExpand
}, 0, 1);
//Image
Widget_Grid.Children.Add(new Image
{
Source = widgetKeyValuePairs["icon"],
Aspect = Aspect.AspectFill,
BackgroundColor = Color.Transparent,
VerticalOptions = LayoutOptions.CenterAndExpand,
HorizontalOptions = LayoutOptions.CenterAndExpand
}, 0, 1);
//Options
widgetKeyValuePairs.TryGetValue("UseFrontCameraIfAvailable", out string strUseFrontCameraIfAvailable);
if (strUseFrontCameraIfAvailable == null)
{
strUseFrontCameraIfAvailable = "false";
}
var mobileBarcodeScanningOptions = new MobileBarcodeScanningOptions
{
AutoRotate = false,
TryHarder = false,
TryInverted = false,
DisableAutofocus = false,
UseNativeScanning = true,
UseFrontCameraIfAvailable = bool.Parse(strUseFrontCameraIfAvailable),
PossibleFormats = new List <ZXing.BarcodeFormat> {
ZXing.BarcodeFormat.EAN_13,
ZXing.BarcodeFormat.EAN_8
},
CameraResolutionSelector = availableResolutions =>
{
string[] resolution = new string[0];
if (widgetKeyValuePairs.ContainsKey("CameraResolutionSelector"))
{
resolution = widgetKeyValuePairs["CameraResolutionSelector"].Split('x');
}
foreach (var ar in availableResolutions)
{
CrossLogger.Current.Debug("Barcode", "Resolution: " + ar.Width + "x" + ar.Height);
if (resolution.Length > 0 && (resolution[0] == ar.Width.ToString() && resolution[1] == ar.Height.ToString()))
{
CrossLogger.Current.Debug("Barcode", "Found match: " + ar.Width + "x" + ar.Height);
return(ar);
}
}
CrossLogger.Current.Debug("Barcode", "Using default resolution");
return(null);
}
};
//Button must be added last
Button barcodeButton = new BarcodeButton
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
BackgroundColor = Color.Transparent,
Name = item.Item.Name,
Options = mobileBarcodeScanningOptions,
};
barcodeButton.Clicked += OnBarcodeButtonClicked;
Widget_Grid.Children.Add(barcodeButton, 0, 1, 0, 2);
CrossLogger.Current.Debug("Barcode", "Button ID: " + barcodeButton.Id + " created.");
}
catch (Exception ex)
{
CrossLogger.Current.Error("Barcode", "Widgets.Barcode crashed: " + ex.ToString());
Error(grid, px, py, 1, 1, ex.ToString());
}
}
