public App()
{
var layout = new RelativeLayout();
var label = new Label
{
XAlign = TextAlignment.Center,
YAlign = TextAlignment.Center,
Text = "Hello Floating Action Button!"
};
layout.Children.Add(
label,
xConstraint: Constraint.Constant(0),
yConstraint: Constraint.Constant(0),
widthConstraint: Constraint.RelativeToParent(parent => parent.Width),
heightConstraint: Constraint.RelativeToParent(parent => parent.Height)
);
var normalFab = new FAB.Forms.FloatingActionButton();
normalFab.Source = "plus.png";
normalFab.Size = FabSize.Normal;
layout.Children.Add(
normalFab,
xConstraint: Constraint.RelativeToParent((parent) => { return (parent.Width - normalFab.Width) - 16; }),
yConstraint: Constraint.RelativeToParent((parent) => { return (parent.Height - normalFab.Height) - 16; })
);
normalFab.SizeChanged += (sender, args) => { layout.ForceLayout(); };
var miniFab = new FAB.Forms.FloatingActionButton();
miniFab.Source = "plus.png";
miniFab.Size = FabSize.Mini;
layout.Children.Add(
miniFab,
xConstraint: Constraint.RelativeToParent((parent) =>
{
return (parent.Width - miniFab.Width) - 16;
}),
yConstraint: Constraint.RelativeToView(normalFab, (parent, view) =>
{
return (view.Y - miniFab.Height) - 16;
})
);
miniFab.SizeChanged += (sender, args) => { layout.ForceLayout(); };
// The root page of your application
MainPage = new ContentPage
{
BackgroundColor = Color.White,
Content = layout
};
normalFab.Clicked += (sender, e) =>
{
MainPage.DisplayAlert("Floating Action Button", "You clicked the normal FAB!", "Awesome!");
};
miniFab.Clicked += (sender, e) =>
{
MainPage.DisplayAlert("Floating Action Button", "You clicked the mini FAB!", "Awesome!");
};
}
public App()
{
var layout = new RelativeLayout();
var label = new Label
{
XAlign = TextAlignment.Center,
YAlign = TextAlignment.Center,
Text = "Hello Floating Action Button!"
};
layout.Children.Add(
label,
xConstraint: Constraint.Constant(0),
yConstraint: Constraint.Constant(0),
widthConstraint: Constraint.RelativeToParent(parent => parent.Width),
heightConstraint: Constraint.RelativeToParent(parent => parent.Height)
);
var normalFab = new FAB.Forms.FloatingActionButton();
normalFab.Source = "plus.png";
normalFab.Size = FabSize.Normal;
layout.Children.Add(
normalFab,
xConstraint: Constraint.RelativeToParent((parent) => { return((parent.Width - normalFab.Width) - 16); }),
yConstraint: Constraint.RelativeToParent((parent) => { return((parent.Height - normalFab.Height) - 16); })
);
normalFab.SizeChanged += (sender, args) => { layout.ForceLayout(); };
var miniFab = new FAB.Forms.FloatingActionButton();
miniFab.Source = "plus.png";
miniFab.Size = FabSize.Mini;
layout.Children.Add(
miniFab,
xConstraint: Constraint.RelativeToParent((parent) =>
{
return((parent.Width - miniFab.Width) - 16);
}),
yConstraint: Constraint.RelativeToView(normalFab, (parent, view) =>
{
return((view.Y - miniFab.Height) - 16);
})
);
miniFab.SizeChanged += (sender, args) => { layout.ForceLayout(); };
// The root page of your application
MainPage = new ContentPage
{
BackgroundColor = Color.White,
Content = layout
};
normalFab.Clicked += (sender, e) =>
{
MainPage.DisplayAlert("Floating Action Button", "You clicked the normal FAB!", "Awesome!");
};
miniFab.Clicked += (sender, e) =>
{
MainPage.DisplayAlert("Floating Action Button", "You clicked the mini FAB!", "Awesome!");
};
}
//public string localHostUrl = "http://192.168.0.174:8080/PSM2017/";
public ScanPage()
{
zxings = new ZXingScannerView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
AutomationId = "zxingScannerView",
IsScanning = true
};
zxings.OnScanResult += (result) =>
Device.BeginInvokeOnMainThread(async() =>
{
zxings.IsAnalyzing = false;
string barcode = result.Text;
if (App.Database.GetProducts().Count < 10)
{
string data = "";
string postData = "barcode=" + barcode;
string url = localHostUrl + "dbGetProduct.php";
WebService searchProduct = new WebService();
data = searchProduct.postService(postData, url);
if (data.Contains("{"))
{
Product product = JsonConvert.DeserializeObject <Product>(data);
//Product product = products.Find(x => x.barcode == Int32.Parse(barcode));
App.Database.AddProduct(product);
await DisplayAlert("Item Added", product.name + " added into list.", "OK");
}
else
{
XFToast.LongMessage(data);
}
}
else
{
await DisplayAlert("Alert!", "Your cart has 10 items. The cart could only hold up to 10 items. " +
"Please pay for the item(s) or delete item!!!", "OK");
}
// Stop analysis until we navigate away so we don't keep reading barcodes
zxings.IsAnalyzing = true;
// Show an alert
//await DisplayAlert("Scanned Barcode", result.Text, "OK");
// Navigate away
//await Navigation.PopAsync();
});
var scanOverlay = new RelativeLayout
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
Xamarin.Forms.Label text = new Xamarin.Forms.Label
{
Text = "Hold your phone up to the barcode",
VerticalOptions = LayoutOptions.Center,
HorizontalOptions = LayoutOptions.Center,
TextColor = Color.White
};
Xamarin.Forms.Label text2 = new Xamarin.Forms.Label
{
Text = "Scanning will happen automatically",
VerticalOptions = LayoutOptions.Center,
HorizontalOptions = LayoutOptions.Center,
TextColor = Color.White
};
BoxView redLine = new BoxView
{
BackgroundColor = Color.Red,
Opacity = 0.6
};
BoxView boxView = new BoxView
{
BackgroundColor = Color.Black,
Opacity = 0.7
};
BoxView boxView2 = new BoxView
{
BackgroundColor = Color.Black,
Opacity = 0.7
};
BoxView boxView3 = new BoxView
{
BackgroundColor = Color.Black,
Opacity = 0.7
};
BoxView boxView4 = new BoxView
{
BackgroundColor = Color.Black,
Opacity = 0.7
};
scanOverlay.Children.Add(boxView,
Constraint.RelativeToParent((parent) => {
return(parent.X);
}),
Constraint.RelativeToParent((parent) => {
return(parent.Y);
}),
Constraint.RelativeToParent((parent) =>
{
return(parent.Width * 0.1);
}),
Constraint.RelativeToParent((parent) =>
{
return(parent.Height);
})
);
scanOverlay.Children.Add(boxView2,
Constraint.RelativeToParent((parent) => {
return(parent.Width * 0.9);
}),
Constraint.RelativeToParent((parent) => {
return(parent.Y);
}),
Constraint.RelativeToParent((parent) =>
{
return(parent.Width * 0.1);
}),
Constraint.RelativeToParent((parent) =>
{
return(parent.Height);
})
);
scanOverlay.Children.Add(boxView3,
Constraint.RelativeToParent((parent) => {
return(parent.Width * 0.1);
}),
Constraint.RelativeToParent((parent) => {
return(parent.Y);
}),
Constraint.RelativeToParent((parent) =>
{
return(parent.Width * 0.8);
}),
Constraint.RelativeToParent((parent) =>
{
return(parent.Height * 0.2);
})
);
scanOverlay.Children.Add(boxView4,
Constraint.RelativeToParent((parent) => {
return(parent.Width * 0.1);
}),
Constraint.RelativeToParent((parent) => {
return(parent.Height * 0.6);
}),
Constraint.RelativeToParent((parent) =>
{
return(parent.Width * 0.8);
}),
Constraint.RelativeToParent((parent) =>
{
return(parent.Height * 0.4);
})
);
scanOverlay.Children.Add(redLine,
Constraint.RelativeToParent((parent) => {
return(parent.Width * 0.1);
}),
Constraint.RelativeToParent((parent) => {
return(parent.Height * 0.4);
}),
Constraint.RelativeToParent((parent) =>
{
return(parent.Width * 0.8);
}),
Constraint.RelativeToParent((parent) =>
{
return(3);
})
);
scanOverlay.Children.Add(text,
Constraint.RelativeToParent((parent) =>
{
return(parent.Width * 0.2);
}),
Constraint.RelativeToParent((parent) =>
{
return(parent.Height * 0.1);
})
);
scanOverlay.Children.Add(text2,
Constraint.RelativeToParent((parent) =>
{
return(parent.Width * 0.2);
}),
Constraint.RelativeToParent((parent) =>
{
return(parent.Height * 0.8);
})
);
defaultOverlay = new ZXingDefaultOverlay
{
TopText = "Hold your phone up to the barcode",
BottomText = "Scanning will happen automatically",
//ShowFlashButton = true,
AutomationId = "zxingDefaultOverlay",
};
defaultOverlay.BindingContext = defaultOverlay;
var customOverlay = new RelativeLayout
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
var torchFAB = new FAB.Forms.FloatingActionButton();
torchFAB.Source = "flashlight_icon.png";
torchFAB.NormalColor = Color.FromHex("FFE066");
torchFAB.Size = FAB.Forms.FabSize.Normal;
torchFAB.Clicked += (sender, args) =>
{
zxings.ToggleTorch();
};
var listFAB = new FAB.Forms.FloatingActionButton();
listFAB.Source = "shoping_cart.png";
listFAB.NormalColor = Color.FromHex("FFE066");
listFAB.Size = FAB.Forms.FabSize.Normal;
listFAB.Clicked += async(sender, args) =>
{
//zxing.IsAnalyzing = false;
//XFToast.LongMessage("Hello");
await Navigation.PushAsync(new ListViewProduct());
};
var addFAB = new FAB.Forms.FloatingActionButton();
addFAB.Source = "plus_black_symbol.png";
addFAB.NormalColor = Color.FromHex("FFE066");
addFAB.Size = FAB.Forms.FabSize.Normal;
addFAB.Clicked += async(sender, args) =>
{
if (App.Database.GetProducts().Count < 10)
{
var config = new PromptConfig();
config.Title = "Manual enter product barcode";
config.InputType = InputType.Number;
config.OnAction = async(result) =>
{
if (result.Ok)
{
string barcode = result.Text;
string postData = "barcode=" + barcode;
string url = localHostUrl + "dbGetProduct.php";
WebService searchProduct = new WebService();
string data = searchProduct.postService(postData, url);
if (data.Contains("{"))
{
Product product = JsonConvert.DeserializeObject <Product>(data);
//Product product = products.Find(x => x.barcode == Int32.Parse(barcode));
App.Database.AddProduct(product);
await DisplayAlert("Item Added", product.name + " added into list.", "OK");
}
else
{
XFToast.LongMessage(data);
}
}
zxings.IsAnalyzing = true;
};
await Task.Run(() =>
{
Device.BeginInvokeOnMainThread(() =>
{
zxings.IsAnalyzing = false;
UserDialogs.Instance.Prompt(config);
});
});
}
else
{
await DisplayAlert("Alert!", "Your cart has 10 items.The cart could only hold up to 10 items. " +
"Please pay for the item(s) or delete item!!!", "OK");
}
//App.Database.AddProduct(new Product {Name = "Milo", Price = 20.587, Barcode = 00001 });
};
var checkOutFAB = new FAB.Forms.FloatingActionButton();
checkOutFAB.Source = "cash_register_machine.png";
checkOutFAB.NormalColor = Color.FromHex("FFE066");
checkOutFAB.Size = FAB.Forms.FabSize.Normal;
checkOutFAB.Clicked += (sender, args) =>
{
//XFToast.LongMessage("Check out");
var products = App.Database.GetProducts();
if (products.Count > 0)
{
Task.Run(async() => {
PayPalItem[] paypalItems = new PayPalItem[products.Count];
int i = 0;
foreach (Product product in products)
{
PayPalItem paypalItem = new PayPalItem(product.name, 1, Convert.ToDecimal(product.price), "MYR"
, product.barcode);
paypalItems[i] = paypalItem;
i++;
}
var result = await CrossPayPalManager.Current.Buy(paypalItems, new Decimal(0.0), new Decimal(0.00));
if (result.Status == PayPalStatus.Cancelled)
{
Debug.WriteLine("Cancelled");
}
else if (result.Status == PayPalStatus.Error)
{
Debug.WriteLine(result.ErrorMessage);
}
else if (result.Status == PayPalStatus.Successful)
{
Debug.WriteLine(result.ServerResponse.Response.Id);
var jsonArray = JsonConvert.SerializeObject(products);
string jsnArray = jsonArray.ToString();
string postData = "receipt=" + jsnArray;
string url = localHostUrl + "genReceipt.php";
WebService searchProduct = new WebService();
string data = searchProduct.postService(postData, url);
if (data.ToLower().Contains(".pdf"))
{
Device.BeginInvokeOnMainThread(async() =>
{
await DisplayAlert("Payment Success", "The payment is success!!", "OK");
App.Database.ClearList();
downloadPDF(data);
await DisplayAlert("Download Success", "Receipt downloaded", "OK");
});
}
}
});
}
else
{
DisplayAlert("Alert!", "There are no item in the cart list.", "OK");
}
};
var receiptFAB = new FAB.Forms.FloatingActionButton();
receiptFAB.Source = "receiptIcon";
receiptFAB.NormalColor = Color.FromHex("FFE066");
receiptFAB.Size = FAB.Forms.FabSize.Normal;
receiptFAB.Clicked += async(sender, args) =>
{
await Navigation.PushAsync(new ListPDF());
};
/*
* customOverlay.Children.Add(
* torchFAB,
* xConstraint: Constraint.RelativeToParent((parent) => { return parent.Width - 48; }),
* yConstraint: Constraint.RelativeToParent((parent) => { return 8; })
* );
*
* customOverlay.Children.Add(
* listFAB,
* Constraint.RelativeToView(torchFAB, (Parent, sibling) => { return sibling.X; }),
* Constraint.RelativeToView(torchFAB, (Parent, sibling) => { return sibling.Y + 48; })
* );
* customOverlay.Children.Add(
* addFAB,
* Constraint.RelativeToView(listFAB, (Parent, sibling) => { return sibling.X; }),
* Constraint.RelativeToView(listFAB, (Parent, sibling) => { return sibling.Y + 48; })
* );
* customOverlay.Children.Add(
* checkOutFAB,
* Constraint.RelativeToView(addFAB, (Parent, sibling) => { return sibling.X; }),
* Constraint.RelativeToView(addFAB, (Parent, sibling) => { return sibling.Y + 48; })
* );
* customOverlay.Children.Add(
* receiptFAB,
* Constraint.RelativeToView(checkOutFAB, (Parent, sibling) => { return sibling.X; }),
* Constraint.RelativeToView(checkOutFAB, (Parent, sibling) => { return sibling.Y + 48; })
* );
*/
customOverlay.Children.Add(
torchFAB,
xConstraint: Constraint.RelativeToParent((parent) => { return(parent.X + 6); }),
yConstraint: Constraint.RelativeToParent((parent) => { return(parent.Height * 0.6 + 24); })
);
customOverlay.Children.Add(
listFAB,
Constraint.RelativeToView(torchFAB, (Parent, sibling) => { return(sibling.X + 72); }),
Constraint.RelativeToView(torchFAB, (Parent, sibling) => { return(sibling.Y); })
);
customOverlay.Children.Add(
addFAB,
Constraint.RelativeToView(listFAB, (Parent, sibling) => { return(sibling.X + 72); }),
Constraint.RelativeToView(listFAB, (Parent, sibling) => { return(sibling.Y); })
);
customOverlay.Children.Add(
checkOutFAB,
Constraint.RelativeToView(addFAB, (Parent, sibling) => { return(sibling.X + 72); }),
Constraint.RelativeToView(addFAB, (Parent, sibling) => { return(sibling.Y); })
);
customOverlay.Children.Add(
receiptFAB,
Constraint.RelativeToView(checkOutFAB, (Parent, sibling) => { return(sibling.X + 72); }),
Constraint.RelativeToView(checkOutFAB, (Parent, sibling) => { return(sibling.Y); })
);
var grid = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
grid.Children.Add(zxings);
//grid.Children.Add(defaultOverlay);
grid.Children.Add(scanOverlay);
grid.Children.Add(customOverlay);
Content = grid;
}
