private void InitializeComponent()
{
this.LoadFromXaml(typeof(MainPage));
itemQualquer = this.FindByName<Entry>("itemQualquer");
lblContador = this.FindByName<Label>("lblContador");
stpContador = this.FindByName<Stepper>("stpContador");
sldContador = this.FindByName<Slider>("sldContador");
}
public IndividualListCell()
{
var itemName = new Label {
YAlign = TextAlignment.Center,
FontSize = 20,
TextColor = Color.Black
};
itemName.SetBinding(Label.TextProperty, "ListDataItemName");
itemQuantity = new Label {
HorizontalOptions = LayoutOptions.CenterAndExpand,
YAlign = TextAlignment.Center,
TextColor = Color.Black,
FontSize = 16
};
itemQuantity.SetBinding(Label.TextProperty, "itemQuantity");
Stepper stepper = new Stepper {
Minimum = 1.0,
Maximum = 10.0,
Increment = 1.0,
HorizontalOptions = LayoutOptions.CenterAndExpand,
VerticalOptions = LayoutOptions.CenterAndExpand
};
stepper.SetBinding(Stepper.ValueProperty, "itemQuantity");
stepper.ValueChanged += OnStepperValueChanged;
var addToBasketButton = new Button {
Text = "Add to Basket",
HorizontalOptions = LayoutOptions.CenterAndExpand
// VerticalOptions = LayoutOptions.FillAndExpand,
};
addToBasketButton.Clicked += (sender, e) => {
var item = (TapandGo.Data.ItemsListData)BindingContext;
TapandGo.Database.Database.GetDatabase().TransferFromListToBasket(item.ItemId, item.ListDataItemName, item.itemQuantity, item.ListDataItemPrice, item.ListDataItemPicture, item.ListDataItemPriceString);
};
var itemImage = new Image {
};
itemImage.SetBinding(Image.SourceProperty, "ListDataItemPicture");
var layout = new StackLayout {
Padding = new Thickness(20, 0, 0, 0),
Orientation = StackOrientation.Horizontal,
HorizontalOptions = LayoutOptions.StartAndExpand,
Children = {itemImage, itemName, itemQuantity, stepper}
};
View = layout;
}
private void InitializeComponent()
{
this.LoadFromXaml(typeof(ExamModeRandomConfigPage));
Main = this.FindByName <StackLayout>("Main");
TimeSwitch = this.FindByName <Switch>("TimeSwitch");
TimeLabel = this.FindByName <Label>("TimeLabel");
StackLayoutTime = this.FindByName <StackLayout>("StackLayoutTime");
LabelTotalTime = this.FindByName <Label>("LabelTotalTime");
LabelTimeLabel = this.FindByName <Label>("LabelTimeLabel");
Stepper = this.FindByName <Stepper>("Stepper");
LabelQuestionSelection = this.FindByName <Label>("LabelQuestionSelection");
QuestionLabel = this.FindByName <Label>("QuestionLabel");
}
public StepperHandler(NativeComponentRenderer renderer, XF.Stepper stepperControl) : base(renderer, stepperControl)
{
StepperControl = stepperControl ?? throw new ArgumentNullException(nameof(stepperControl));
StepperControl.ValueChanged += (s, e) =>
{
if (ValueChangedEventHandlerId != default)
{
renderer.Dispatcher.InvokeAsync(() => renderer.DispatchEventAsync(ValueChangedEventHandlerId, null, new ChangeEventArgs {
Value = StepperControl.Value
}));
}
};
}
public static StackLayout GetSelectedOffsetStepper(FlexPie flexPie)
{
Label label = new Label();
label.Text = "Selected Item Offset";
label.VerticalOptions = LayoutOptions.FillAndExpand;
label.HorizontalOptions = LayoutOptions.FillAndExpand;
Label value = new Label();
value.Text = "0.2";
value.VerticalOptions = LayoutOptions.FillAndExpand;
value.HorizontalOptions = LayoutOptions.FillAndExpand;
StackLayout labelStack = new StackLayout();
labelStack.Orientation = StackOrientation.Vertical;
labelStack.Children.Add(label);
labelStack.Children.Add(value);
Stepper stepper = new Stepper();
stepper.VerticalOptions = LayoutOptions.FillAndExpand;
stepper.HorizontalOptions = LayoutOptions.FillAndExpand;
stepper.Value = 0.2;
stepper.Increment = .10;
stepper.Minimum = 0;
stepper.Maximum = .50;
stepper.ValueChanged += (e, sender) =>
{
Stepper sentStepper = (Stepper)e;
value.Text = String.Format("{0:F1}", sentStepper.Value);
flexPie.SelectedItemOffset = sentStepper.Value;
};
StackLayout stack = new StackLayout();
stack.Orientation = StackOrientation.Horizontal;
stack.Children.Add(labelStack);
stack.Children.Add(stepper);
return stack;
}
public StepperDemoPage()
{
Label header = new Label
{
Text = "Stepper",
Font = Font.BoldSystemFontOfSize(50),
HorizontalOptions = LayoutOptions.Center
};
Stepper stepper = new Stepper
{
Minimum = 0,
Maximum = 10,
Increment = 0.1,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand
};
stepper.ValueChanged += OnStepperValueChanged;
label = new Label
{
Text = "Stepper value is 0",
Font = Font.SystemFontOfSize(NamedSize.Large),
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand
};
// Accomodate iPhone status bar.
this.Padding = new Thickness(10, Device.OnPlatform(20, 0, 0), 10, 5);
// Build the page.
this.Content = new StackLayout
{
Children =
{
header,
stepper,
label
}
};
}
public StepperDemoPage()
{
Label header = new Label
{
Text = "Stepper",
FontSize = 50,
FontAttributes = FontAttributes.Bold,
HorizontalOptions = LayoutOptions.Center
};
Stepper stepper = new Stepper
{
Minimum = 0,
Maximum = 10,
Increment = 0.1,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand
};
stepper.ValueChanged += OnStepperValueChanged;
label = new Label
{
Text = "Stepper value is 0",
FontSize = Device.GetNamedSize(NamedSize.Large, typeof(Label)),
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand
};
// Build the page.
this.Content = new StackLayout
{
Children =
{
header,
stepper,
label
}
};
}
public StepperHandler(NativeComponentRenderer renderer, XF.Stepper stepperControl) : base(renderer, stepperControl)
{
StepperControl = stepperControl ?? throw new ArgumentNullException(nameof(stepperControl));
Initialize(renderer);
}
public ScaleRotate()
{
Label label = new Label
{
Text = "SCALE AND\nROTATE",
HorizontalTextAlignment = TextAlignment.Center,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand
};
// Label and Slider for Scale property.
Label scaleSliderValue = new Label
{
VerticalTextAlignment = TextAlignment.Center
};
Grid.SetRow(scaleSliderValue, 0);
Grid.SetColumn(scaleSliderValue, 0);
Slider scaleSlider = new Slider
{
Maximum = 10
};
Grid.SetRow(scaleSlider, 0);
Grid.SetColumn(scaleSlider, 1);
// Set Bindings.
scaleSliderValue.BindingContext = scaleSlider;
scaleSliderValue.SetBinding(Label.TextProperty,
new Binding("Value", BindingMode.OneWay, null, null, "Scale = {0:F1}"));
scaleSlider.BindingContext = label;
scaleSlider.SetBinding(Slider.ValueProperty,
new Binding("Scale", BindingMode.TwoWay));
// Label and Slider for Rotation property.
Label rotationSliderValue = new Label
{
VerticalTextAlignment = TextAlignment.Center
};
Grid.SetRow(rotationSliderValue, 1);
Grid.SetColumn(rotationSliderValue, 0);
Slider rotationSlider = new Slider
{
Maximum = 360
};
Grid.SetRow(rotationSlider, 1);
Grid.SetColumn(rotationSlider, 1);
// Set Bindings.
rotationSliderValue.BindingContext = rotationSlider;
rotationSliderValue.SetBinding(Label.TextProperty,
new Binding("Value", BindingMode.OneWay, null, null, "Rotation = {0:F0}"));
rotationSlider.BindingContext = label;
rotationSlider.SetBinding(Slider.ValueProperty,
new Binding("Rotation", BindingMode.TwoWay));
// Label and Slider for AnchorX property.
Label anchorxStepperValue = new Label
{
VerticalTextAlignment = TextAlignment.Center
};
Grid.SetRow(anchorxStepperValue, 2);
Grid.SetColumn(anchorxStepperValue, 0);
Stepper anchorxStepper = new Stepper
{
Maximum = 2,
Minimum = -1,
Increment = 0.5
};
Grid.SetRow(anchorxStepper, 2);
Grid.SetColumn(anchorxStepper, 1);
// Set bindings.
anchorxStepperValue.BindingContext = anchorxStepper;
anchorxStepperValue.SetBinding(Label.TextProperty,
new Binding("Value", BindingMode.OneWay, null, null, "AnchorX = {0:F1}"));
anchorxStepper.BindingContext = label;
anchorxStepper.SetBinding(Stepper.ValueProperty,
new Binding("AnchorX", BindingMode.TwoWay));
// Label and Slider for AnchorY property.
Label anchoryStepperValue = new Label
{
VerticalTextAlignment = TextAlignment.Center
};
Grid.SetRow(anchoryStepperValue, 3);
Grid.SetColumn(anchoryStepperValue, 0);
Stepper anchoryStepper = new Stepper
{
Maximum = 2,
Minimum = -1,
Increment = 0.5
};
Grid.SetRow(anchoryStepper, 3);
Grid.SetColumn(anchoryStepper, 1);
// Set bindings.
anchoryStepperValue.BindingContext = anchoryStepper;
anchoryStepperValue.SetBinding(Label.TextProperty,
new Binding("Value", BindingMode.OneWay, null, null, "AnchorY = {0:F1}"));
anchoryStepper.BindingContext = label;
anchoryStepper.SetBinding(Stepper.ValueProperty,
new Binding("AnchorY", BindingMode.TwoWay));
// Assemble the page.
Content = new StackLayout
{
Children =
{
label,
new Grid
{
Padding = 10,
RowDefinitions =
{
new RowDefinition { Height = GridLength.Auto },
new RowDefinition { Height = GridLength.Auto },
new RowDefinition { Height = GridLength.Auto },
new RowDefinition { Height = GridLength.Auto },
},
ColumnDefinitions =
{
new ColumnDefinition { Width = GridLength.Auto },
new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star)}
},
Children =
{
scaleSliderValue,
scaleSlider,
rotationSliderValue,
rotationSlider,
anchorxStepperValue,
anchorxStepper,
anchoryStepperValue,
anchoryStepper
}
}
}
};
}
public SliderStepperSwitchPage()
{
// Create a Slider and set event handler.
Slider slider = new Slider
{
VerticalOptions = LayoutOptions.EndAndExpand
};
slider.ValueChanged += OnSliderValueChanged;
// Create a Label to display the Slider value.
sliderValueLabel = new Label
{
Font = Font.SystemFontOfSize(NamedSize.Large),
VerticalOptions = LayoutOptions.StartAndExpand,
HorizontalOptions = LayoutOptions.Center
};
// Create a Stepper and set event handler.
Stepper stepper = new Stepper
{
VerticalOptions = LayoutOptions.EndAndExpand,
HorizontalOptions = LayoutOptions.Center
};
stepper.ValueChanged +=
(object sender, ValueChangedEventArgs args) =>
{
stepperValueLabel.Text = args.NewValue.ToString();
};
// Create a Label to display the Stepper value.
stepperValueLabel = new Label
{
Font = Font.SystemFontOfSize(NamedSize.Large),
VerticalOptions = LayoutOptions.StartAndExpand,
HorizontalOptions = LayoutOptions.Center
};
// Create a Switch and set event handler.
Switch switcher = new Switch
{
VerticalOptions = LayoutOptions.EndAndExpand,
HorizontalOptions = LayoutOptions.Center
};
switcher.Toggled += OnSwitcherToggled;
// Create a Label to display the Switch value.
switchToggledLabel = new Label
{
Font = Font.SystemFontOfSize(NamedSize.Large),
VerticalOptions = LayoutOptions.StartAndExpand,
HorizontalOptions = LayoutOptions.Center
};
// Put them all in a StackLayout.
this.Content = new StackLayout
{
Children =
{
slider,
sliderValueLabel,
stepper,
stepperValueLabel,
switcher,
switchToggledLabel,
}
};
}
private void InitializeElements()
{
billLabel = CreateLabel("Your bill");
billLabel.SetBinding(Label.TextProperty, "Bill");
billEntry = CreateEntry();
tipPersentageLabel = CreateLabel("Your tip rate, %:");
tipPersentageLabel.SetBinding(Label.TextProperty, "TipPersentage");
tipPersentageStepper = CreateStepper(true);
numberOfPeopleLabel = CreateLabel("Number of people:");
numberOfPeopleLabel.SetBinding(Label.TextProperty, "NumberOfPeople");
numberOfPeopleStepper = CreateStepper(false);
tipAmountTextLabel = CreateLabel("Tip amount: ");
tipAmountValueLabel = CreateLabel(string.Empty);
totalAmountTextLabel = CreateLabel("Total amount: ");
totalAmountValueLabel = CreateLabel(string.Empty);
amountPerPersonTextLabel = CreateLabel("Tip per person:");
amountPerPersonValueLabel = CreateLabel(string.Empty);
calculateTipButton = CreateButton();
calculateTipButton.Clicked += CalculateTipButton_Clicked;
}
/// <summary>
/// Gets a list of StackLayout objects associated with properties in an object that have been
/// decorated with a UiProperty attribute.
/// </summary>
/// <returns>The property stacks.</returns>
/// <param name="o">Object to get StackLayouts for.</param>
public static List<StackLayout> GetPropertyStacks(object o)
{
List<StackLayout> propertyStacks = new List<StackLayout>();
List<Tuple<PropertyInfo, UiProperty>> propertyUiElements = o.GetType()
.GetProperties(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic)
.Select(p => new Tuple<PropertyInfo, UiProperty>(p, Attribute.GetCustomAttribute(p, typeof(UiProperty), true) as UiProperty))
.Where(pp => pp.Item2 != null)
.OrderBy(pp => pp.Item2._order).ToList();
foreach (Tuple<PropertyInfo, UiProperty> propertyUiElement in propertyUiElements)
{
UiProperty uiElement = propertyUiElement.Item2;
Label parameterNameLabel = new Label
{
Text = uiElement.LabelText ?? propertyUiElement.Item1.Name + ":",
HorizontalOptions = LayoutOptions.Start,
FontSize = 20
};
bool addParameterValueLabel = false;
View view = null;
BindableProperty bindingProperty = null;
IValueConverter converter = null;
if (uiElement is OnOffUiProperty)
{
view = new Switch();
bindingProperty = Switch.IsToggledProperty;
}
else if (uiElement is DisplayYesNoUiProperty)
{
view = new Label
{
FontSize = 20
};
bindingProperty = Label.TextProperty;
converter = new DisplayYesNoUiProperty.ValueConverter();
uiElement.Editable = true; // just makes the label text non-dimmed. a label's text is never editable.
}
else if (uiElement is DisplayStringUiProperty)
{
view = new Label
{
FontSize = 20
};
bindingProperty = Label.TextProperty;
converter = new DisplayStringUiProperty.ValueConverter();
uiElement.Editable = true; // just makes the label text non-dimmed. a label's text is never editable.
}
else if (uiElement is EntryIntegerUiProperty)
{
view = new Entry
{
Keyboard = Keyboard.Numeric,
HorizontalOptions = LayoutOptions.FillAndExpand
};
bindingProperty = Entry.TextProperty;
converter = new EntryIntegerUiProperty.ValueConverter();
}
else if (uiElement is EntryFloatUiProperty)
{
view = new Entry
{
Keyboard = Keyboard.Numeric,
HorizontalOptions = LayoutOptions.FillAndExpand
};
bindingProperty = Entry.TextProperty;
converter = new EntryFloatUiProperty.ValueConverter();
}
else if (uiElement is EditorUiProperty)
{
view = new Editor
{
Keyboard = Keyboard.Default,
HorizontalOptions = LayoutOptions.FillAndExpand
};
bindingProperty = Editor.TextProperty;
}
else if (uiElement is IncrementalIntegerUiProperty)
{
IncrementalIntegerUiProperty p = uiElement as IncrementalIntegerUiProperty;
view = new Stepper
{
Minimum = p.Minimum,
Maximum = p.Maximum,
Increment = p.Increment
};
bindingProperty = Stepper.ValueProperty;
addParameterValueLabel = true;
}
else if (uiElement is EntryStringUiProperty)
{
view = new Entry
{
Keyboard = Keyboard.Default,
HorizontalOptions = LayoutOptions.FillAndExpand
};
bindingProperty = Entry.TextProperty;
}
else if (uiElement is ListUiProperty)
{
Picker picker = new Picker
{
HorizontalOptions = LayoutOptions.FillAndExpand
};
List<object> items = (uiElement as ListUiProperty).Items.ToList();
foreach (object item in items)
picker.Items.Add(item.ToString());
picker.SelectedIndex = items.IndexOf(propertyUiElement.Item1.GetValue(o));
picker.SelectedIndexChanged += (oo, ee) =>
{
if (picker.SelectedIndex >= 0)
propertyUiElement.Item1.SetValue(o, items[picker.SelectedIndex]);
};
view = picker;
}
if (view != null)
{
StackLayout stack = new StackLayout
{
Orientation = StackOrientation.Horizontal,
HorizontalOptions = LayoutOptions.FillAndExpand
};
stack.Children.Add(parameterNameLabel);
if (addParameterValueLabel)
{
Label parameterValueLabel = new Label
{
HorizontalOptions = LayoutOptions.FillAndExpand,
FontSize = 20
};
parameterValueLabel.BindingContext = o;
parameterValueLabel.SetBinding(Label.TextProperty, propertyUiElement.Item1.Name);
stack.Children.Add(parameterValueLabel);
}
view.IsEnabled = uiElement.Editable;
if (bindingProperty != null)
{
view.BindingContext = o;
view.SetBinding(bindingProperty, new Binding(propertyUiElement.Item1.Name, converter: converter));
}
stack.Children.Add(view);
propertyStacks.Add(stack);
}
}
return propertyStacks;
}
public IEnumerable<ViewSample> BuildSamples()
{
var activityIndicator = new ActivityIndicator {
IsEnabled = true,
IsRunning = true
};
var boxView = new BoxView {
Color = Color.Red
};
var button = new Button {
Text = "Click Me"
};
var buttonLabel = new Label {
Text = ""
};
button.Clicked += (sender, e) => {
buttonLabel.Text = "I've been clicked!";
};
var buttonStack = new StackLayout {
Children = { button, buttonLabel }
};
var datePicker = new DatePicker ();
var editor = new Editor {
Text = "You can edit multiple lines of text here!"
};
var entry = new Entry {
Placeholder = "Enter a single line of text"
};
var image = new Image {
Source = ImageSource.FromUri(new Uri("http://placehold.it/350x150"))
};
var label = new Label {
Text = "Hello, I'm a label!"
};
var picker = new Picker ();
picker.Items.Add ("Red");
picker.Items.Add ("Green");
picker.Items.Add ("Purple");
picker.Items.Add ("Grey");
picker.Items.Add ("Black");
var progressBar = new ProgressBar {
Progress = 0
};
var progressButton = new Button {
Text = "Start Progressing"
};
progressButton.Clicked += async (sender, e) => {
await progressBar.ProgressTo(1.0, 500, Easing.Linear);
};
var progressStack = new StackLayout {
Children = { progressBar, progressButton }
};
var searchBar = new SearchBar ();
var slider = new Slider ();
var stepper = new Stepper ();
var @switch = new Switch ();
var timePicker = new TimePicker ();
var webView = new WebView {
Source = new UrlWebViewSource {
Url = "https://tutsplus.com/"
},
VerticalOptions = LayoutOptions.FillAndExpand
};
return new List<ViewSample> {
new ViewSample {
Name = "ActivityIndicator",
View = activityIndicator
},
new ViewSample {
Name = "BoxView",
View = boxView
},
new ViewSample {
Name = "Button",
View = buttonStack
},
new ViewSample {
Name = "DatePicker",
View = datePicker
},
new ViewSample {
Name = "Editor",
View = editor
},
new ViewSample {
Name = "Entry",
View = entry
},
new ViewSample {
Name = "Image",
View = image
},
new ViewSample {
Name = "Label",
View = label
},
new ViewSample {
Name = "Picker",
View = picker
},
new ViewSample {
Name = "ProgressBar",
View = progressStack
},
new ViewSample {
Name = "SearchBar",
View = searchBar
},
new ViewSample {
Name = "Slider",
View = slider
},
new ViewSample {
Name = "Stepper",
View = stepper
},
new ViewSample {
Name = "Switch",
View = @switch
},
new ViewSample {
Name = "TimePicker",
View = timePicker
},
new ViewSample {
Name = "WebView",
View = webView
}
};
}
public ShoppingList()
{
/* Top part layout*/
var button_back = new Button {
Text = "Back",
VerticalOptions = LayoutOptions.Top,
HorizontalOptions = LayoutOptions.Left
};
button_back.Clicked= new BackButtonPressedEventArgs();
var label_main_title = new Label {
Text = "North Lakes",
Font = Font.BoldSystemFontOfSize(NamedSized.Large),
VerticalOptions = LayoutOptions.Top,
HorizontalOptions = LayoutOptions.Center,
};
var label_sum_money = new Label {
Text = "$",
Font = Font.BoldSystemFontOfSize(NamedSized.Small),
VerticalOptions = LayoutOptions.Top,
HorizontalOptions = LayoutOptions.Right
};
var layout_top = new Frame {
Layout.Padding = 0,
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.Top,
Children = {button_back, label_main_title, label_sum_money}
};
/* Finish Top part payout*/
/* Search Bar */
var entry1 = new Entry {
Placeholder = "Searching somethin here",
HorizontalOptions = LayoutOptions.FillAndExpand
};
/* Finish Search Bar*/
/* Middle Part Layout*/
var layout_middle = new Grid{
HorizontalOptions = LayoutOptions.FillAndExpand,
};
layout_middle.Children.Add (new Button { Text = "Lists", HorizontalOptions = LayoutOptions.Center},0,0);
layout_middle.Children.Add (new Button { Text = "Specials", HorizontalOptions = LayoutOptions.Center},0,1);
layout_middle.Children.Add (new Button { Text = "Basket", HorizontalOptions = LayoutOptions.Center},0,2);
layout_middle.Children.Add (new Button { Text = "More", HorizontalOptions = LayoutOptions.Center},0,3);
/* Finish Middle Part Layout*/
/* Bottom Part Layout*/
var layout_bottom = new Grid {
HorizontalOptions = LayoutOptions.FillAndExpand,
};
layout_bottom.Children.Add (new Label { Text = "YOUR LISTS", HorizontalOptions = LayoutOptions.Center},0,0);
layout_bottom.Children.Add (new Button { Text = "EDIT", HorizontalOptions = LayoutOptions.Center},0,4);
layout_bottom.Children.Add (new Button { Text = "Add a New List...", HorizontalOptions = LayoutOptions.Center},1,0);
layout_bottom.Children.Add (new Button { Text = "Breakfast(2)", HorizontalOptions = LayoutOptions.Center},2,0);
layout_bottom.Children.Add (new Label { Text = "Pauls Full Cream Milk", HorizontalOptions = LayoutOptions.Center},3,0,3,1);
var stepper1 = new Stepper { Minimum = 0, Increment = 1, HorizontalOptions = LayoutOptions.Center };
layout_bottom.Children.Add (stepper1,3,2,3,3);
var label_amaount1 = new Label { Text = "1", HorizontalOptions = LayoutOptions.Center };
layout_bottom.Children.Add (label_amaount1,3,4);
layout_bottom.Children.Add (new Button { }, 3,5);
stepper1.ValueChanged += OnStepperValueChanged;
layout_bottom.Children.Add (new Label { Text = "Pauls Full Cream Milk", HorizontalOptions = LayoutOptions.Center},4,0,4,1);
var stepper2 = new Stepper { Minimum = 0, Increment = 1, HorizontalOptions = LayoutOptions.Center };
layout_bottom.Children.Add (stepper2,4,2,4,3);
var label_amaount2 = new Label { Text = "1", HorizontalOptions = LayoutOptions.Center };
layout_bottom.Children.Add (label_amaount2,4,4);
layout_bottom.Children.Add (new Button { }, 4,5);
stepper2.ValueChanged += OnStepperValueChanged;
layout_bottom.Children.Add (new Label { Text = "List(0)", HorizontalOptions = LayoutOptions.Center},5,0);
layout_bottom.Children.Add (new Label { Text = "DEFAULT", HorizontalOptions = LayoutOptions.Center},5,5);
layout_bottom.Children.Add (new Label { Text = "Suggested Lists", HorizontalOptions = LayoutOptions.Center},6,0,6,1);
layout_bottom.Children.Add (new Label { Text = "Edit", HorizontalOptions = LayoutOptions.Center},5,5);
layout_bottom.Children.Add (new Label { Text = "This is a picture", HorizontalOptions = LayoutOptions.Center},7,0,8,2);
layout_bottom.Children.Add (new Label { Text = "This is a picture", HorizontalOptions = LayoutOptions.Center},7,3,8,5);
/* Finish Bottom Part Layout*/
Content = new StackLayout
{
Children = {
layout_top,
entry1,
layout_middle,
layout_bottom
}
};
}
// Note that there are a couple of options for retrieving the selection value for
// many of these views and those options will be placed in each of the two Label
// views’ Text properties.
public Controls()
{
eventValue = new Label();
eventValue.Text = "Value in Event";
pageValue = new Label();
pageValue.Text = "Value in Page";
Picker picker = new Picker
{
Title = "Option",
VerticalOptions = LayoutOptions.CenterAndExpand
};
var options = new List<string> { "First", "Second", "Third", "Fourth" };
foreach (string optionName in options)
{
picker.Items.Add(optionName);
}
picker.SelectedIndexChanged += (sender, args) =>
{
pageValue.Text = picker.Items[picker.SelectedIndex];
};
DatePicker datePicker = new DatePicker
{
Format = "D",
VerticalOptions = LayoutOptions.CenterAndExpand
};
datePicker.DateSelected += (object sender, DateChangedEventArgs e) =>
{
eventValue.Text = e.NewDate.ToString();
pageValue.Text = datePicker.Date.ToString();
};
TimePicker timePicker = new TimePicker
{
Format = "T",
VerticalOptions = LayoutOptions.CenterAndExpand
};
// no built-in TimeSelected event so use data-binding PropertyChanged event
timePicker.PropertyChanged += (sender, e) =>
{
if (e.PropertyName == TimePicker.TimeProperty.PropertyName)
{
pageValue.Text = timePicker.Time.ToString();
}
};
// Stepper stepper = new Stepper(0 ,10 ,0 , 1); // alternative declaration
Stepper stepper = new Stepper
{
Minimum = 0,
Maximum = 10,
Increment = 1,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand
};
stepper.ValueChanged += (sender, e) =>
{
eventValue.Text = String.Format("Stepper value is {0:F1}", e.NewValue);
pageValue.Text = stepper.Value.ToString();
};
// Slider slider = new Slider (0 ,100 ,50); // alternative declaration
Slider slider = new Slider
{
Minimum = 0,
Maximum = 100,
Value = 50,
VerticalOptions = LayoutOptions.CenterAndExpand,
WidthRequest = 300
};
slider.ValueChanged += (sender, e) =>
{
eventValue.Text = String.Format("Slider value is {0:F1}", e.NewValue);
pageValue.Text = slider.Value.ToString();
};
Switch switcher = new Switch
{
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand
};
switcher.Toggled += (sender, e) =>
{
eventValue.Text = String.Format("Switch is now {0}", e.Value);
pageValue.Text = switcher.IsToggled.ToString();
};
this.Padding = new Thickness(10, Device.OnPlatform(20, 0, 0), 10, 5);
this.Content = new StackLayout {
HorizontalOptions = LayoutOptions.Center,
Children = {
eventValue,
pageValue,
picker,
datePicker,
timePicker,
stepper,
slider,
switcher
}
};
}
public BasketPageCell()
{
var itemName = new Label {
YAlign = TextAlignment.Center,
FontSize = 20,
TextColor = Color.Black
};
itemName.SetBinding(Label.TextProperty, "BasketItemName");
Button deleteButton = new Button {
Text = "Delete"
};
deleteButton.Clicked += (sender, e) => {
var item = (TapandGo.Data.ShoppingBasketData)BindingContext;
TapandGo.Database.Database.GetDatabase().DeleteItemFromBasket(item.ShoppingBasketId);
ShoppingCart.Refresh();
};
Stepper stepper = new Stepper {
Minimum = 0.0,
Maximum = 10.0,
Increment = 1.0,
HorizontalOptions = LayoutOptions.CenterAndExpand
};
stepper.SetBinding(Stepper.ValueProperty, "BasketItemQuantity");
// stepper.ValueChanged += OnStepperValueChanged;
var itemPrice = new Label {
HorizontalOptions = LayoutOptions.CenterAndExpand,
YAlign = TextAlignment.Center,
TextColor = Color.Black
};
itemPrice.SetBinding(Label.TextProperty, "BasketItemPriceString");
var itemQuantity = new Entry {
HorizontalOptions = LayoutOptions.CenterAndExpand,
// YAlign = TextAlignment.Center,
TextColor = Color.Black,
};
itemQuantity.SetBinding(Entry.TextProperty, "BasketItemQuantity");
itemQuantity.Keyboard = Keyboard.Numeric;
int lastQuantity = Convert.ToInt32 ( itemQuantity.Text );
itemQuantity.Completed += (sender, e) => {
var i = itemQuantity.Text;
int quantity = Convert.ToInt32(i);
var item = (TapandGo.Data.ShoppingBasketData)BindingContext;
int id = item.BasketItemID;
int basketID = item.ShoppingBasketId;
string newItemName = item.BasketItemName;
double newItemPrice = item.BasketItemPrice;
string itemPriceString = item.BasketItemPriceString;
string itemPicture = item.BasketItemPicture;
Database.Database.GetDatabase().UpdateBasketItemQuantity(quantity, id, newItemName, newItemPrice, itemPriceString, itemPicture, basketID);
ShoppingCart.totalPrice.Text = "Total: $" + Database.Database.GetDatabase().GetTotalPrice().ToString() + ".00";
};
var itemImage = new Image {
};
itemImage.SetBinding(Image.SourceProperty, "BasketItemPicture");
var layout = new StackLayout {
Padding = new Thickness(20, 0, 0, 0),
Orientation = StackOrientation.Horizontal,
HorizontalOptions = LayoutOptions.StartAndExpand,
Children = {itemImage, itemName, itemQuantity, itemPrice, deleteButton}
};
View = layout;
}
public App()
{
//Lijst van tests
string[] testenarray = new string[] { "test 1", "test 2", "test 25", "Doet zot zijn zeer?" };
//Lijst van patienten
string[] patientenarray = new string[] { "Jef", "Jantje", "Piet", "Joris", "En Korneel", "Baarden", "Varen" };
//Aanmaken van controls
Label tekst = new Label
{
XAlign = TextAlignment.Center,
Text = "Welcome to Xamarin Forms!"
};
Picker tests = new Picker
{
Title = "Test",
Rotation = 45.0
//HorizontalOptions = LayoutOptions.Center,
};
Picker patienten = new Picker
{
Title = "Patient",
HorizontalOptions = LayoutOptions.Center
};
Button startbtn = new Button
{
Text = "Start"
};
startbtn.Clicked += StartButtonClicked;
Stepper noname = new Stepper
{
HorizontalOptions = LayoutOptions.Center
};
//Alle logica
//testen in combobox steken
for (int i = 0; i < testenarray.Count(); i++)
{
tests.Items.Add(testenarray[i]);
}
//Patienten in combobox steken
for (int i = 0; i < patientenarray.Count(); i++)
{
patienten.Items.Add(patientenarray[i]);
}
// The root page of your application
MainPage = new ContentPage
{
Content = new StackLayout
{
VerticalOptions = LayoutOptions.Center,
Children = {
tests,
patienten,
startbtn
}
}
};
}
public RotationYDemoPage ()
{
this.Title = "RotationY";
// Label to be transformed.
Label label = new Label {
Text = "ROTATIONY",
FontSize = 50,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand
};
// Label and Slider for RotationY property.
Label rotationSliderValue = new Label {
VerticalTextAlignment = TextAlignment.Center
};
Grid.SetRow (rotationSliderValue, 0);
Grid.SetColumn (rotationSliderValue, 0);
Slider rotationSlider = new Slider {
Maximum = 360
};
Grid.SetRow (rotationSlider, 0);
Grid.SetColumn (rotationSlider, 1);
// Set Bindings.
rotationSliderValue.BindingContext = rotationSlider;
rotationSliderValue.SetBinding (Label.TextProperty,
new Binding ("Value", BindingMode.OneWay,
null, null, "RotationY = {0:F0}\u00B0"));
rotationSlider.BindingContext = label;
rotationSlider.SetBinding (Slider.ValueProperty,
new Binding ("RotationY", BindingMode.TwoWay));
// Label and Slider for AnchorX property.
Label anchorxStepperValue = new Label {
VerticalTextAlignment = TextAlignment.Center
};
Grid.SetRow (anchorxStepperValue, 1);
Grid.SetColumn (anchorxStepperValue, 0);
Stepper anchorxStepper = new Stepper {
Maximum = 2,
Minimum = -1,
Increment = 0.5
};
Grid.SetRow (anchorxStepper, 1);
Grid.SetColumn (anchorxStepper, 1);
// Set bindings.
anchorxStepperValue.BindingContext = anchorxStepper;
anchorxStepperValue.SetBinding (Label.TextProperty,
new Binding ("Value", BindingMode.OneWay,
null, null, "AnchorX = {0:F1}"));
anchorxStepper.BindingContext = label;
anchorxStepper.SetBinding (Stepper.ValueProperty,
new Binding ("AnchorX", BindingMode.TwoWay));
// Label and Slider for AnchorY property.
Label anchoryStepperValue = new Label {
VerticalTextAlignment = TextAlignment.Center
};
Grid.SetRow (anchoryStepperValue, 2);
Grid.SetColumn (anchoryStepperValue, 0);
Stepper anchoryStepper = new Stepper {
Maximum = 2,
Minimum = -1,
Increment = 0.5
};
Grid.SetRow (anchoryStepper, 2);
Grid.SetColumn (anchoryStepper, 1);
// Set bindings.
anchoryStepperValue.BindingContext = anchoryStepper;
anchoryStepperValue.SetBinding (Label.TextProperty,
new Binding ("Value", BindingMode.OneWay,
null, null, "AnchorY = {0:F1}"));
anchoryStepper.BindingContext = label;
anchoryStepper.SetBinding (Stepper.ValueProperty,
new Binding ("AnchorY", BindingMode.TwoWay));
// Assemble the page.
this.Content = new StackLayout {
Children = {
label,
new Grid {
Padding = 10,
RowDefinitions = {
new RowDefinition { Height = GridLength.Auto },
new RowDefinition { Height = GridLength.Auto },
new RowDefinition { Height = GridLength.Auto }
},
ColumnDefinitions = {
new ColumnDefinition { Width = GridLength.Auto },
new ColumnDefinition { Width = new GridLength (1, GridUnitType.Star) }
},
Children = {
rotationSliderValue,
rotationSlider,
anchorxStepperValue,
anchorxStepper,
anchoryStepperValue,
anchoryStepper
}
}
}
};
}
public Controls ()
{
eventValue = new Label ();
eventValue.Text = "Value in Handler";
pageValue = new Label ();
pageValue.Text = "Value in Page";
// Picker
Picker picker = new Picker
{
Title = "Options",
VerticalOptions = LayoutOptions.CenterAndExpand
};
var options = new List<string> { "First", "Second", "Third", "Fourth" };
foreach (string optionName in options)
{
picker.Items.Add (optionName);
}
picker.SelectedIndexChanged += (sender, args) =>
{
pageValue.Text = picker.Items[picker.SelectedIndex];
};
// Date Picker
DatePicker datePicker = new DatePicker
{
Format = "D",
VerticalOptions = LayoutOptions.CenterAndExpand
};
datePicker.DateSelected += (object sender, DateChangedEventArgs e) =>
{
eventValue.Text = e.NewDate.ToString();
pageValue.Text = datePicker.Date.ToString();
};
datePicker.MaximumDate = Convert.ToDateTime ("1/1/2019");
datePicker.MinimumDate = Convert.ToDateTime ("1/1/2014");
// Time Picker
TimePicker timePicker = new TimePicker
{
Format = "T",
VerticalOptions = LayoutOptions.CenterAndExpand
};
timePicker.PropertyChanged += (sender, e) =>
{
if (e.PropertyName == TimePicker.TimeProperty.PropertyName)
{
pageValue.Text = timePicker.Time.ToString();
}
};
// Stepper
Stepper stepper = new Stepper
{
Minimum = 0,
Maximum = 10,
Increment = 1,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand
};
stepper.ValueChanged += (sender, e) =>
{
eventValue.Text = String.Format("Stepper value is {0:F1}",e.NewValue);
pageValue.Text = Stepper.ValueProperty.ToString();
};
// Slider
Slider slider = new Slider
{
Minimum = 0,
Maximum = 100,
Value = 50,
VerticalOptions = LayoutOptions.CenterAndExpand,
WidthRequest = 300
};
slider.ValueChanged += (sender, e) =>
{
eventValue.Text = String.Format("Slider value is {0:F1}",e.NewValue);
pageValue.Text = slider.Value.ToString();
};
// Switch
Switch switcher = new Switch
{
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand
};
switcher.Toggled += (sender, e) =>
{
eventValue.Text = String.Format("Switch is now {0}", e.Value);
pageValue.Text = switcher.IsToggled.ToString();
};
StackLayout stackLay = new StackLayout {
//Spacing = 0,
//Orientation = StackOrientation.Horizontal,
HorizontalOptions = LayoutOptions.Center,
Children = {
//HorizontalOptions = LayoutOptions.Center,
eventValue,
pageValue,
picker,
datePicker,
timePicker,
stepper,
slider,
switcher
}
};
this.Content = stackLay;
}
public App()
{
// The root page of your application
var indicator = new ActivityIndicator() {
HorizontalOptions = LayoutOptions.CenterAndExpand
};
indicator.IsVisible = false;
var numeroDePersonasEntry =
new Entry {
Text = "5"
};
Stepper numeroDePersonasStepper = new Stepper
{
Minimum = 0,
Maximum = 30,
Increment = 1,
Value = 5,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand
};
var set3Button = new Button{ Text = "3" };
set3Button.Clicked += delegate(object sender, EventArgs e) {
numeroDePersonasEntry.Text = "3";
numeroDePersonasStepper.Value = 3;
};
var set4Button = new Button{ Text = "4" };
set4Button.Clicked += delegate(object sender, EventArgs e) {
numeroDePersonasEntry.Text = "4";
numeroDePersonasStepper.Value = 4;
};
var set5Button = new Button{ Text = "5" };
set5Button.Clicked += delegate(object sender, EventArgs e) {
numeroDePersonasEntry.Text = "5";
numeroDePersonasStepper.Value = 5;
};
var set6Button = new Button{ Text = "6" };
set6Button.Clicked += delegate(object sender, EventArgs e) {
numeroDePersonasEntry.Text = "6";
numeroDePersonasStepper.Value = 6;
};
var set7Button = new Button{ Text = "7" };
set7Button.Clicked += delegate(object sender, EventArgs e) {
numeroDePersonasEntry.Text = "7";
numeroDePersonasStepper.Value = 7;
};
var set8Button = new Button{ Text = "8" };
set8Button.Clicked += delegate(object sender, EventArgs e){
numeroDePersonasEntry.Text = "8";
numeroDePersonasStepper.Value = 8;
};
numeroDePersonasStepper.ValueChanged += delegate(object sender, ValueChangedEventArgs e) {
try
{
int numeroDePersonas = Int32.Parse( numeroDePersonasEntry.Text ) ;
numeroDePersonasEntry.Text = "" + e.NewValue ;
}
catch(Exception exception)
{
}
};
var totalDeLaComidaEntry =
new Entry {
Text = "500",
HorizontalOptions = LayoutOptions.FillAndExpand
};
var plus500Button = new Button{ Text = "+500" };
plus500Button.Clicked += delegate(object sender, EventArgs e){
try
{
float totalDeLaComida = float.Parse( totalDeLaComidaEntry.Text ) ;
totalDeLaComidaEntry.Text = "" + ( totalDeLaComida + 500f);
}
catch( Exception exception )
{
}
};
var plus300Button = new Button{ Text = "+300" };
plus300Button.Clicked += delegate(object sender, EventArgs e){
try
{
float totalDeLaComida = float.Parse( totalDeLaComidaEntry.Text ) ;
totalDeLaComidaEntry.Text = "" + ( totalDeLaComida + 300f);
}
catch( Exception exception )
{
}
};
var plus100Button = new Button{ Text = "+100" };
plus100Button.Clicked += delegate(object sender, EventArgs e){
try
{
float totalDeLaComida = float.Parse( totalDeLaComidaEntry.Text ) ;
totalDeLaComidaEntry.Text = "" + ( totalDeLaComida + 100f );
}
catch( Exception exception )
{
}
};
var plus50Button = new Button{ Text = "+50" };
plus50Button.Clicked += delegate(object sender, EventArgs e){
try
{
float totalDeLaComida = float.Parse( totalDeLaComidaEntry.Text ) ;
totalDeLaComidaEntry.Text = "" + ( totalDeLaComida + 50f);
}
catch( Exception exception )
{
}
};
var plus30Button = new Button{ Text = "+30" };
plus30Button.Clicked += delegate(object sender, EventArgs e){
try
{
float totalDeLaComida = float.Parse( totalDeLaComidaEntry.Text ) ;
totalDeLaComidaEntry.Text = "" + ( totalDeLaComida + 30f);
}
catch( Exception exception )
{
}
};
var plus10Button = new Button{ Text = "+10" };
plus10Button.Clicked += delegate(object sender, EventArgs e){
try
{
float totalDeLaComida = float.Parse( totalDeLaComidaEntry.Text ) ;
totalDeLaComidaEntry.Text = "" + ( totalDeLaComida + 10f);
}
catch( Exception exception )
{
}
};
var plus5Button = new Button{ Text = "+5" };
plus5Button.Clicked += delegate(object sender, EventArgs e){
try
{
float totalDeLaComida = float.Parse( totalDeLaComidaEntry.Text ) ;
totalDeLaComidaEntry.Text = "" + ( totalDeLaComida + 5f);
}
catch( Exception exception )
{
}
};
var plus3Button = new Button{ Text = "+3" };
plus3Button.Clicked += delegate(object sender, EventArgs e){
try
{
float totalDeLaComida = float.Parse( totalDeLaComidaEntry.Text ) ;
totalDeLaComidaEntry.Text = "" + ( totalDeLaComida + 3f);
}
catch( Exception exception )
{
}
};
var plus1Button = new Button{ Text = "+1" };
plus1Button.Clicked += delegate(object sender, EventArgs e){
try
{
float totalDeLaComida = float.Parse( totalDeLaComidaEntry.Text ) ;
totalDeLaComidaEntry.Text = "" + ( totalDeLaComida + 1f);
}
catch( Exception exception )
{
}
};
var cambiarMonedaButton = new Button{ Text = "MXN" };
cambiarMonedaButton.Clicked += async delegate(object sender, EventArgs e){
try
{
float totalDeLaComida = float.Parse( totalDeLaComidaEntry.Text ) ;
indicator.IsVisible = true;
indicator.IsRunning = true;
var from = "USD";
var to = "MXN";
if( cambiarMonedaButton.Text.Equals("MXN"))
{
from = "USD";
to = "MXN";
}
else
{
from = "MXN";
to = "USD";
}
HttpResponse<string> response = await Unirest.get("https://currency-exchange.p.mashape.com/exchange?from="+from+"&q="+totalDeLaComida+"&"+to+"=MXN")
.header("X-Mashape-Key", "xUnaD3PLmhmshJQmfF35NhFUZUOSp1vJXQtjsnrTrGSsoxOBad")
.header("Accept", "text/plain")
.asStringAsync();
indicator.IsRunning = false;
indicator.IsVisible = false;
totalDeLaComidaEntry.Text = response.Body;
if( cambiarMonedaButton.Text.Equals("MXN"))
{
cambiarMonedaButton.Text = "USD";
}
else
{
cambiarMonedaButton.Text = "MXN";
}
//MainPage.DisplayAlert ("Calculado", "Cambio:" +response.Body , "OK");
}
catch( Exception exception )
{
}
};
var porcentajeDePropinaEntry =
new Entry {
Text = "10"
};
var porcentajeDePropinaSlider =
new Slider(0,100,10) ;
porcentajeDePropinaSlider.ValueChanged += delegate(object sender, ValueChangedEventArgs e) {
porcentajeDePropinaEntry.Text = "" + e.NewValue;
};
var CalcularPropinaButton = new Button {
Text = "Calcular propina",
FontSize = Device.GetNamedSize (NamedSize.Large, typeof(Label)),
FontAttributes = FontAttributes.Bold
};
MainPage = new ContentPage {
Content =
new ContentView{
Padding = 40,
Content =
new StackLayout {
VerticalOptions = LayoutOptions.Center,
Children = {
new Label {
XAlign = TextAlignment.Center,
Text = "Numero de personas",
FontSize = Device.GetNamedSize (NamedSize.Large, typeof(Label)),
FontAttributes = FontAttributes.Bold
},
new StackLayout {
Orientation = StackOrientation.Horizontal,
Padding = 20,
Children ={
set3Button,
set4Button,
set5Button,
set6Button,
set7Button,
set8Button
}
},
new StackLayout {
Orientation = StackOrientation.Horizontal,
Padding = 20,
Children ={
numeroDePersonasStepper,
}
},
numeroDePersonasEntry,
new Label {
XAlign = TextAlignment.Center,
Text = "Total de la comida ( $ )",
FontSize = Device.GetNamedSize (NamedSize.Large, typeof(Label)),
FontAttributes = FontAttributes.Bold
},
new StackLayout {
Orientation = StackOrientation.Horizontal,
Padding = 20,
Children ={
new StackLayout {
Orientation = StackOrientation.Vertical,
Padding = 20,
Children ={
plus500Button,
plus300Button,
plus100Button,
}
},
new StackLayout {
Orientation = StackOrientation.Vertical,
Padding = 20,
Children ={
plus50Button,
plus30Button,
plus10Button,
}
},
new StackLayout {
Orientation = StackOrientation.Vertical,
Padding = 20,
Children ={
plus5Button,
plus3Button,
plus1Button,
}
},
}
},
new StackLayout {
Orientation = StackOrientation.Horizontal,
Padding = 20,
Children ={
totalDeLaComidaEntry,
indicator,
cambiarMonedaButton}
},
new Label {
XAlign = TextAlignment.Center,
Text = "Porcentaje de propina ( % )",
FontSize = Device.GetNamedSize (NamedSize.Large, typeof(Label)),
FontAttributes = FontAttributes.Bold
},
porcentajeDePropinaSlider,
porcentajeDePropinaEntry,
CalcularPropinaButton
}
}
}
};
CalcularPropinaButton.Clicked += delegate(object sender, EventArgs e) {
try
{
int numeroDePersonas = Int32.Parse( numeroDePersonasEntry.Text ) ;
float totalDeLaComida = float.Parse( totalDeLaComidaEntry.Text );
float porcentajeDePropina = float.Parse( porcentajeDePropinaEntry.Text );
float propinaPorPersona = ( totalDeLaComida / (float)numeroDePersonas ) * (porcentajeDePropina / 100f);
MainPage.DisplayAlert ("Calculado", "Propina por persona:" + propinaPorPersona , "OK");
}
catch(Exception exception)
{
MainPage.DisplayAlert ("Erro", "Favor de revisar los campos" , "OK");
}
};
}
public SliderStepperSwitchBindingsPage()
{
// Create a Slider.
Slider slider = new Slider
{
VerticalOptions = LayoutOptions.EndAndExpand
};
// Create a Label to display the Slider value.
Label sliderValueLabel = new Label
{
Font = Font.SystemFontOfSize(NamedSize.Large),
VerticalOptions = LayoutOptions.StartAndExpand,
HorizontalOptions = LayoutOptions.Center
};
// Create a Stepper.
Stepper stepper = new Stepper
{
VerticalOptions = LayoutOptions.EndAndExpand,
HorizontalOptions = LayoutOptions.Center
};
// Create a Label to display the Stepper value.
Label stepperValueLabel = new Label
{
Font = Font.SystemFontOfSize(NamedSize.Large),
VerticalOptions = LayoutOptions.StartAndExpand,
HorizontalOptions = LayoutOptions.Center,
};
// Create a Switch.
Switch switcher = new Switch
{
IsToggled = true,
VerticalOptions = LayoutOptions.EndAndExpand,
HorizontalOptions = LayoutOptions.Center
};
// Create a Label to display the Switch value.
Label switchToggledLabel = new Label
{
Font = Font.SystemFontOfSize(NamedSize.Large),
VerticalOptions = LayoutOptions.StartAndExpand,
HorizontalOptions = LayoutOptions.Center
};
// Put them all in a StackLayout.
this.Content = new StackLayout
{
Children =
{
slider,
sliderValueLabel,
stepper,
stepperValueLabel,
switcher,
switchToggledLabel,
}
};
sliderValueLabel.BindingContext = slider;
sliderValueLabel.SetBinding (Label.OpacityProperty, "Value");
slider.BindingContext = switcher;
slider.SetBinding (Slider.IsEnabledProperty, "IsToggled");
stepper.BindingContext = switcher;
stepper.SetBinding (Stepper.IsEnabledProperty, "IsToggled");
sliderValueLabel.SetBinding (Label.TextProperty,
new Binding ("Value", BindingMode.Default, null, null,
"The Slider value is {0:F2}"));
stepperValueLabel.BindingContext = stepper;
stepperValueLabel.SetBinding (Label.TextProperty,
new Binding ("Value", BindingMode.Default, null, null,
"The Stepper value is {0}"));
switchToggledLabel.BindingContext = switcher;
switchToggledLabel.SetBinding (Label.TextProperty,
new Binding ("IsToggled", BindingMode.Default, null, null,
"The Switch is toggled {0}"));
}
public StepperEvents(Stepper This)
: base(This)
{
this.This = This;
}
public static StepperEvents Events(this Stepper This)
{
return(new StepperEvents(This));
}
public static StackLayout GetOffsetStepper(FlexPie flexPie)
{
Label label = new Label();
label.Text = "Offset";
label.VerticalOptions = LayoutOptions.FillAndExpand;
label.HorizontalOptions = LayoutOptions.FillAndExpand;
Label value = new Label();
value.Text = "0.0";
value.VerticalOptions = LayoutOptions.FillAndExpand;
value.HorizontalOptions = LayoutOptions.FillAndExpand;
StackLayout labelStack = new StackLayout();
labelStack.Orientation = StackOrientation.Vertical;
labelStack.Children.Add(label);
labelStack.Children.Add(value);
Stepper stepper = new Stepper();
stepper.VerticalOptions = LayoutOptions.FillAndExpand;
stepper.HorizontalOptions = LayoutOptions.FillAndExpand;
stepper.Increment = .10;
stepper.Minimum = 0;
stepper.Maximum = 1.00;
stepper.ValueChanged += (e, sender) =>
{
Stepper sentStepper = (Stepper)e;
if (sentStepper.Value > 0)
{
value.Text = sentStepper.Value.ToString();
}
else
{
value.Text = "0.0";
}
flexPie.Offset = sentStepper.Value;
};
StackLayout stack = new StackLayout();
stack.Orientation = StackOrientation.Horizontal;
stack.Children.Add(labelStack);
stack.Children.Add(stepper);
return stack;
}
public Controls ()
{
System.Diagnostics.Debug.WriteLine ("Controls:: Hello");
eventValue = new Label {
Text = "Value in Handler"
};
pageValue = new Label {
Text = "Value in Page"
};
Picker picker = new Picker {
Title = "Option",
VerticalOptions = LayoutOptions.CenterAndExpand
};
var options = new List<string> {
"First",
"Second",
"Third",
"Fourth"
};
foreach (string optionName in options) {
picker.Items.Add (optionName);
}
picker.SelectedIndexChanged += (sender, e) => {
System.Diagnostics.Debug.WriteLine("Picked " + picker.Items[picker.SelectedIndex]);
pageValue.Text = picker.Items[picker.SelectedIndex];
};
DatePicker datePicker = new DatePicker {
Format = "D",
VerticalOptions = LayoutOptions.CenterAndExpand
};
datePicker.DateSelected += (object sender, DateChangedEventArgs e) => {
eventValue.Text = e.NewDate.ToString();
pageValue.Text = datePicker.Date.ToString();
};
TimePicker timePicker = new TimePicker {
Format = "T",
VerticalOptions = LayoutOptions.Center
};
timePicker.PropertyChanged += (sender, e) => {
if (e.PropertyName == TimePicker.TimeProperty.PropertyName) {
pageValue.Text = timePicker.Time.ToString();
}
};
Stepper stepper = new Stepper {
Minimum = 0,
Maximum = 10,
Increment = 1,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand
};
// Alternatively
// public Stepper(min, max, start, increment)
// Stepper stepper = new Stepper(0, 10, 0, 1);
stepper.ValueChanged += (sender, e) => {
eventValue.Text = String.Format("Stepper value is {0:F1}", e.NewValue);
pageValue.Text = stepper.Value.ToString();
};
Slider slider = new Slider {
Minimum = 0,
Maximum = 100,
WidthRequest = 100,
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.CenterAndExpand
};
slider.ValueChanged += (sender, e) => {
eventValue.Text = String.Format("Slider val is {0:F1}", e.NewValue);
pageValue.Text = slider.Value.ToString();
};
// Layout
StackLayout stackLayout = new StackLayout {
Children = {
eventValue,
pageValue,
picker,
datePicker,
timePicker,
stepper,
slider
},
HorizontalOptions = LayoutOptions.Center,
};
Content = stackLayout;
Padding = new Thickness (0, Device.OnPlatform (20, 0, 0), 0, 0);
}
