protected ReusableLoginPage(string logoFileImageSource)
{
On <iOS>().SetUseSafeArea(true);
BackgroundColor = Color.FromHex("#3498db");
Padding = GetPagePadding();
MainLayout = new RelativeLayout();
LogoFileImageSource = logoFileImageSource;
_logoSlogan = new StyledLabel
{
Opacity = 0,
Text = "Delighting Developers."
};
_loginEntry = new StyledEntry
{
AutomationId = AutomationIdConstants.LoginPage_UsernameEntry,
Placeholder = "Username",
ReturnType = ReturnType.Next
};
_passwordEntry = new StyledEntry
{
AutomationId = AutomationIdConstants.LoginPage_PasswordEntry,
Placeholder = "Password",
IsPassword = true,
ReturnType = ReturnType.Go,
ReturnCommand = new Command(() => HandleLoginButtonClicked(_passwordEntry, EventArgs.Empty))
};
_loginButton = new StyledButton(Borders.Thin)
{
AutomationId = AutomationIdConstants.LoginPage_LoginButton,
Text = "Login",
};
_loginButton.Clicked += HandleLoginButtonClicked;
_newUserSignUpButton = new StyledButton(Borders.None)
{
AutomationId = AutomationIdConstants.LoginPage_NewUserSignUpButton,
Text = "Sign-up",
};
_newUserSignUpButton.Clicked += HandleNewUserSignUpButtonClicked;
_forgotPasswordButton = new StyledButton(Borders.None)
{
AutomationId = AutomationIdConstants.LoginPage_ForgotPasswordButton,
Text = "Forgot Password?",
};
_forgotPasswordButton.Clicked += HandleForgotPasswordButtonClicked;
MainLayout.Children.Add(_logo,
Constraint.Constant(100),
Constraint.Constant(250),
Constraint.RelativeToParent(p => p.Width - 200));
MainLayout.Children.Add(_logoSlogan,
Constraint.RelativeToParent(p => (p.Width / 2) - (getLogoSloganWidth(p) / 2)),
Constraint.Constant(125));
MainLayout.Children.Add(_loginEntry,
Constraint.Constant(40),
Constraint.RelativeToView(_logoSlogan, (p, v) => v.Y + v.Height + _relativeLayoutPadding),
Constraint.RelativeToParent(p => p.Width - 80));
MainLayout.Children.Add(_passwordEntry,
Constraint.Constant(40),
Constraint.RelativeToView(_loginEntry, (p, v) => v.Y + v.Height + _relativeLayoutPadding),
Constraint.RelativeToParent(p => p.Width - 80));
MainLayout.Children.Add(_loginButton,
Constraint.Constant(40),
Constraint.RelativeToView(_passwordEntry, (p, v) => v.Y + v.Height + _relativeLayoutPadding),
Constraint.RelativeToParent(p => p.Width - 80));
MainLayout.Children.Add(_newUserSignUpButton,
Constraint.RelativeToParent(p => (p.Width / 2) - (getNewUserButtonWidth(p) / 2)),
Constraint.RelativeToView(_loginButton, (p, v) => v.Y + _loginButton.Height + 15));
MainLayout.Children.Add(_forgotPasswordButton,
Constraint.RelativeToParent(p => (p.Width / 2) - (getForgotButtonWidth(p) / 2)),
Constraint.RelativeToView(_newUserSignUpButton, (p, v) => v.Y + _newUserSignUpButton.Height + _relativeLayoutPadding));
Content = new Xamarin.Forms.ScrollView {
Content = MainLayout
};
double getNewUserButtonWidth(RelativeLayout p) => _newUserSignUpButton.Measure(p.Width, p.Height).Request.Width;
double getForgotButtonWidth(RelativeLayout p) => _forgotPasswordButton.Measure(p.Width, p.Height).Request.Width;
double getLogoSloganWidth(RelativeLayout p) => _logoSlogan.Measure(p.Width, p.Height).Request.Width;
}
public FirstPage() : base(PageTitleConstants.FirstPage)
{
const string entryTextPaceHolder = "Enter text and click 'Go'";
var goButton = new StyledButton(Borders.Thin, 1)
{
Text = "Go",
AutomationId = AutomationIdConstants.FirstPage_GoButton // This provides an ID that can be referenced in UITests
};
goButton.Clicked += HandleButtonClicked;
goButton.SetBinding(Button.CommandProperty, nameof(FirstViewModel.GoButtonCommand));
goButton.SetBinding(Button.CommandParameterProperty, nameof(FirstViewModel.EntryText));
var textEntry = new StyledEntry(1)
{
Placeholder = entryTextPaceHolder,
AutomationId = AutomationIdConstants.FirstPage_TextEntry, // This provides an ID that can be referenced in UITests
HorizontalTextAlignment = TextAlignment.Center,
ReturnType = ReturnType.Go
};
textEntry.SetBinding(Entry.TextProperty, nameof(FirstViewModel.EntryText));
textEntry.SetBinding(Entry.ReturnCommandProperty, nameof(FirstViewModel.GoButtonCommand));
textEntry.SetBinding(Entry.ReturnCommandParameterProperty, nameof(FirstViewModel.EntryText));
var textLabel = new StyledLabel
{
AutomationId = AutomationIdConstants.FirstPage_TextLabel, // This provides an ID that can be referenced in UITests
HorizontalOptions = LayoutOptions.Center
};
textLabel.SetBinding(Label.TextProperty, nameof(FirstViewModel.LabelText));
var listPageButton = new StyledButton(Borders.Thin, 1)
{
Text = "Go to List Page",
AutomationId = AutomationIdConstants.FirstPage_ListViewButton,// This provides an ID that can be referenced in UITests
};
listPageButton.Clicked += HandleListPageButtonClicked;
var activityIndicator = new ActivityIndicator
{
AutomationId = AutomationIdConstants.FirstPage_BusyActivityIndicator, // This provides an ID that can be referenced in UITests
Color = Color.White
};
activityIndicator.SetBinding(IsVisibleProperty, nameof(FirstViewModel.IsActiityIndicatorRunning));
activityIndicator.SetBinding(ActivityIndicator.IsRunningProperty, nameof(FirstViewModel.IsActiityIndicatorRunning));
Func <RelativeLayout, double> getTextEntryWidth = (p) => textEntry.Measure(p.Width, p.Height).Request.Width;
Func <RelativeLayout, double> getGoButtonWidth = (p) => goButton.Measure(p.Width, p.Height).Request.Width;
Func <RelativeLayout, double> getActivityIndicatorWidth = (p) => activityIndicator.Measure(p.Width, p.Height).Request.Width;
Func <RelativeLayout, double> getTextLabelWidth = (p) => textLabel.Measure(p.Width, p.Height).Request.Width;
var relativeLayout = new RelativeLayout();
relativeLayout.Children.Add(textEntry,
Constraint.RelativeToParent(parent => parent.X),
Constraint.RelativeToParent(parent => parent.Y),
Constraint.RelativeToParent(parent => parent.Width - 20));
relativeLayout.Children.Add(goButton,
Constraint.RelativeToParent(parent => parent.X),
Constraint.RelativeToView(textEntry, (parent, view) => view.Y + view.Height + _relativeLayoutPadding),
Constraint.RelativeToParent(parent => parent.Width - 20));
relativeLayout.Children.Add(activityIndicator,
Constraint.RelativeToParent(parent => parent.Width / 2 - getActivityIndicatorWidth(parent) / 2),
Constraint.RelativeToView(goButton, (parent, view) => view.Y + view.Height + _relativeLayoutPadding));
relativeLayout.Children.Add(textLabel,
Constraint.RelativeToParent(parent => parent.Width / 2 - getTextLabelWidth(parent) / 2),
Constraint.RelativeToView(goButton, (parent, view) => view.Y + view.Height + _relativeLayoutPadding));
relativeLayout.Children.Add(listPageButton,
Constraint.RelativeToParent(parent => parent.X),
Constraint.RelativeToView(goButton, (parent, view) => view.Y + view.Height + _relativeLayoutPadding * 15),
Constraint.RelativeToParent(parent => parent.Width - 20));
Padding = GetPagePadding();
Content = relativeLayout;
}
public LoginPage()
{
try
{
ViewModel.LoginFailed += HandleLoginFailed;
ViewModel.LoginApproved += HandleLoginApproved;
BackgroundColor = Color.FromHex("#3498db");
Padding = GetPagePadding();
_logo = new Image {
Source = "xamarin_logo"
};
_logoSlogan = new StyledLabel
{
Opacity = 0,
Text = "ABSENSI",
};
_usernameEntry = new StyledEntry
{
Placeholder = "Username",
ReturnType = ReturnType.Next,
ReturnCommand = new Command(() => _passwordEntry.Focus())
};
_usernameEntry.SetBinding(Xamarin.Forms.Entry.TextProperty, nameof(ViewModel.UsernameEntryText));
_passwordEntry = new StyledEntry
{
Placeholder = "Password",
IsPassword = true,
ReturnType = ReturnType.Done
};
_passwordEntry.SetBinding(Xamarin.Forms.Entry.TextProperty, nameof(ViewModel.PasswordEntryText));
_passwordEntry.SetBinding(Xamarin.Forms.Entry.ReturnCommandProperty, nameof(ViewModel.LoginButtonTappedCommand));
_loginButton = new StyledButton(Borders.Thin)
{
Text = "Login"
};
_loginButton.SetBinding(IsEnabledProperty, nameof(ViewModel.IsInternetConnectionInactive));
_loginButton.SetBinding(Button.CommandProperty, nameof(ViewModel.LoginButtonTappedCommand));
_newUserSignUpButton = new StyledButton(Borders.None)
{
Text = "Sign-up"
};
_newUserSignUpButton.Clicked += HandleNewUserSignUpButtonClicked;
_newUserSignUpButton.SetBinding(IsEnabledProperty, nameof(ViewModel.IsInternetConnectionInactive));
_HomeAutomationButton = new StyledButton(Borders.None)
{
Text = "Home Automation"
};
_HomeAutomationButton.Clicked += HandleHomeAutomationClicked;
_HomeAutomationButton.SetBinding(IsEnabledProperty, nameof(ViewModel.IsInternetConnectionInactive));
var activityIndicator = new ActivityIndicator {
Color = Color.White
};
activityIndicator.SetBinding(IsVisibleProperty, nameof(ViewModel.IsInternetConnectionActive));
activityIndicator.SetBinding(ActivityIndicator.IsRunningProperty, nameof(ViewModel.IsInternetConnectionActive));
On <Xamarin.Forms.PlatformConfiguration.iOS>().SetUseSafeArea(true);
Func <RelativeLayout, double> getNewUserButtonWidth = (p) => _newUserSignUpButton.Measure(p.Width, p.Height).Request.Width;
Func <RelativeLayout, double> getLogoSloganWidth = (p) => _logoSlogan.Measure(p.Width, p.Height).Request.Width;
Func <RelativeLayout, double> getActivityIndicatorHeight = (p) => activityIndicator.Measure(p.Width, p.Height).Request.Height;
Func <RelativeLayout, double> getActivityIndicatorWidth = (p) => activityIndicator.Measure(p.Width, p.Height).Request.Width;
_relativeLayout = new RelativeLayout();
_relativeLayout.Children.Add(
_logo,
xConstraint: Constraint.Constant(100),
yConstraint: Constraint.Constant(250),
widthConstraint: Constraint.RelativeToParent(p => p.Width - 200)
);
_relativeLayout.Children.Add(
_logoSlogan,
xConstraint: Constraint.RelativeToParent(p => (p.Width / 2) - (getLogoSloganWidth(p) / 2)),
yConstraint: Constraint.Constant(125)
);
_relativeLayout.Children.Add(
_usernameEntry,
xConstraint: Constraint.Constant(40),
yConstraint: Constraint.RelativeToView(_logoSlogan, (p, v) => v.Y + v.Height + _relativeLayoutPadding),
widthConstraint: Constraint.RelativeToParent(p => p.Width - 80)
);
_relativeLayout.Children.Add(
_passwordEntry,
xConstraint: Constraint.Constant(40),
yConstraint: Constraint.RelativeToView(_usernameEntry, (p, v) => v.Y + v.Height + _relativeLayoutPadding),
widthConstraint: Constraint.RelativeToParent(p => p.Width - 80)
);
_relativeLayout.Children.Add(
_loginButton,
xConstraint: Constraint.Constant(40),
yConstraint: Constraint.RelativeToView(_passwordEntry, (p, v) => v.Y + v.Height + _relativeLayoutPadding),
widthConstraint: Constraint.RelativeToParent(p => p.Width - 80)
);
_relativeLayout.Children.Add(
_newUserSignUpButton,
xConstraint: Constraint.RelativeToParent(p => (p.Width / 2) - (getNewUserButtonWidth(p) / 2)),
yConstraint: Constraint.RelativeToView(_loginButton, (p, v) => v.Y + _loginButton.Height + 15)
);
_relativeLayout.Children.Add(
_HomeAutomationButton,
xConstraint: Constraint.Constant(40),
yConstraint: Constraint.RelativeToView(_newUserSignUpButton, (p, v) => v.Y + v.Height + _relativeLayoutPadding),
widthConstraint: Constraint.RelativeToParent(p => p.Width - 80)
);
_relativeLayout.Children.Add(activityIndicator,
xConstraint: Constraint.RelativeToParent(parent => parent.Width / 2 - getActivityIndicatorWidth(parent) / 2),
yConstraint: Constraint.RelativeToParent(parent => parent.Height / 2 - getActivityIndicatorHeight(parent) / 2));
Content = new Xamarin.Forms.ScrollView {
Content = _relativeLayout
};
}
catch (Exception ec)
{
DisplayAlert("Error", ec.ToString(), "Ok");
}
}