Stepper Svelte Component

Stepper Svelte Component

Stepper Svelte component represents Stepper component.

Stepper Components

There are following components included:

Stepper

Stepper Properties

Prop	Type	Default	Description
<Stepper> properties
init	boolean	true	Initializes Stepper
value	number	0	Stepper value
min	number	0	Minimum value
max	number	100	Maximum value
step	number	1	Maximum value
wraps	boolean	false	When enabled, incrementing beyond maximum value sets value to minimum value; likewise, decrementing below minimum value sets value to maximum value
autorepeat	boolean	false	When enabled it will repeatedly increase/decrease values while you tap and hold plus/minus buttons
autorepeatDynamic	boolean	false	When enabled it will increase autorepeat ratio based on how long you hold the button
input	boolean	true	Defines should it render `<input>` element or not
inputReadonly	boolean	false	Makes inner input element `readonly`
name	string		Input element “name” attribute
buttonsOnly	boolean	false	Disables inner value container between stepper buttons
formatValue	function(value)		Custom function to format value for value element between buttons. It must return new formatted value
manualInputMode	boolean	false	Enables manual input mode. This mode allows to type value from keyboar and check fractional part with defined accurancy. Also, `step` parameter is ignored when typing in this mode.
decimalPoint	number	4	Number of digits after dot, when in manual input mode.
buttonsEndInputMode	boolean	true	Disables manual input mode on Stepper’s minus or plus button click.
disabled	boolean	false	Defines whether the stepper is disabled or not
round	boolean	false	Makes stepper round
roundIos	boolean	false	Makes stepper round for iOS theme only
roundMd	boolean	false	Makes stepper round for MD theme only
roundAurora	boolean	false	Makes stepper round for Aurora theme only
large	boolean	false	Makes large stepper
largeIos	boolean	false	Makes large stepper for iOS theme only
largeMd	boolean	false	Makes large stepper for MD theme only
largeAurora	boolean	false	Makes large stepper for Aurora theme only
small	boolean	false	Makes small stepper
smallIos	boolean	false	Makes small stepper for iOS theme only
smallMd	boolean	false	Makes small stepper for MD theme only
smallAurora	boolean	false	Makes small stepper for Aurora theme only
fill	boolean	false	Makes stepper filled color
fillIos	boolean	false	Makes stepper filled color for iOS theme only
fillMd	boolean	false	Makes stepper filled color for MD theme only
fillAurora	boolean	false	Makes stepper filled color for Aurora theme only
raised	boolean	false	Makes stepper raised.
raisedIos	boolean	false	Makes stepper raised for iOS theme.
raisedMd	boolean	false	Makes stepper raised for MD theme.
raisedAurora	boolean	false	Makes stepper raised for Aurora theme.

Stepper Events

Event	Description
<Stepper> events
stepperChange	Event will be triggered when Stepper value has been changed
stepperMinusClick	Event will be triggered on “minus” button click
stepperPlusClick	Event will be triggered on “plus” button click
input	Event will be triggered on input’s `input` event

Stepper Methods

Event	Description
<Stepper> methods
.increment()	Increment stepper value, similar to clicking on its “plus” button
.decremenet()	Decrement stepper value, similar to clicking on its “minus” button
.setValue(newValue)	Set new stepper value
.getValue()	Returns stepper value

Examples

<Page>
  <Navbar title="Stepper"></Navbar>
  <BlockTitle>Shape and size</BlockTitle>
  <Block strong class="text-align-center">
    <Row>
      <Col>
        <small class="display-block">Default</small>
        <Stepper></Stepper>
      </Col>
      <Col>
        <small class="display-block">Round</small>
        <Stepper round></Stepper>
      </Col>
    </Row>
    <Row class="margin-top">
      <Col>
        <small class="display-block">Fill</small>
        <Stepper fill></Stepper>
      </Col>
      <Col>
        <small class="display-block">Round Fill</small>
        <Stepper fill round></Stepper>
      </Col>
    </Row>
    <Row class="margin-top">
      <Col>
        <small class="display-block">Small</small>
        <Stepper small></Stepper>
      </Col>
      <Col>
        <small class="display-block">Small Round</small>
        <Stepper small round></Stepper>
      </Col>
    </Row>
    <Row class="margin-top">
      <Col>
        <small class="display-block">Small Fill</small>
        <Stepper small fill></Stepper>
      </Col>
      <Col>
        <small class="display-block">Small Round Fill</small>
        <Stepper small round fill></Stepper>
      </Col>
    </Row>
    <Row class="margin-top">
      <Col>
        <small class="display-block">Large</small>
        <Stepper large></Stepper>
      </Col>
      <Col>
        <small class="display-block">Large Round</small>
        <Stepper large round></Stepper>
      </Col>
    </Row>
    <Row class="margin-top">
      <Col>
        <small class="display-block">Large Fill</small>
        <Stepper large fill></Stepper>
      </Col>
      <Col>
        <small class="display-block">Large Round Fill</small>
        <Stepper large round fill></Stepper>
      </Col>
    </Row>
  </Block>
  <BlockTitle>Raised</BlockTitle>
  <Block strong class="text-align-center">
    <Row>
      <Col>
        <small class="display-block">Default</small>
        <Stepper raised></Stepper>
      </Col>
      <Col>
        <small class="display-block">Round</small>
        <Stepper raised round></Stepper>
      </Col>
    </Row>
    <Row class="margin-top">
      <Col>
        <small class="display-block">Fill</small>
        <Stepper raised fill></Stepper>
      </Col>
      <Col>
        <small class="display-block">Round Fill</small>
        <Stepper raised fill round></Stepper>
      </Col>
    </Row>
    <Row class="margin-top">
      <Col>
        <small class="display-block">Small</small>
        <Stepper raised small></Stepper>
      </Col>
      <Col>
        <small class="display-block">Small Round</small>
        <Stepper raised small round></Stepper>
      </Col>
    </Row>
    <Row class="margin-top">
      <Col>
        <small class="display-block">Small Fill</small>
        <Stepper raised small fill></Stepper>
      </Col>
      <Col>
        <small class="display-block">Small Round Fill</small>
        <Stepper raised small round fill></Stepper>
      </Col>
    </Row>
    <Row class="margin-top">
      <Col>
        <small class="display-block">Large</small>
        <Stepper raised large></Stepper>
      </Col>
      <Col>
        <small class="display-block">Large Round</small>
        <Stepper raised large round></Stepper>
      </Col>
    </Row>
    <Row class="margin-top">
      <Col>
        <small class="display-block">Large Fill</small>
        <Stepper raised large fill></Stepper>
      </Col>
      <Col>
        <small class="display-block">Large Round Fill</small>
        <Stepper raised large round fill></Stepper>
      </Col>
    </Row>
  </Block>
  <BlockTitle>Colors</BlockTitle>
  <Block strong class="text-align-center">
    <Row>
      <Col>
        <Stepper fill color="red"></Stepper>
      </Col>
      <Col>
        <Stepper fill round color="green"></Stepper>
      </Col>
    </Row>
    <Row class="margin-top">
      <Col>
        <Stepper fill color="blue"></Stepper>
      </Col>
      <Col>
        <Stepper fill round color="pink"></Stepper>
      </Col>
    </Row>
    <Row class="margin-top">
      <Col>
        <Stepper fill small color="yellow"></Stepper>
      </Col>
      <Col>
        <Stepper fill small round color="orange"></Stepper>
      </Col>
    </Row>
    <Row class="margin-top">
      <Col>
        <Stepper fill small color="gray"></Stepper>
      </Col>
      <Col>
        <Stepper fill small round color="black"></Stepper>
      </Col>
    </Row>
  </Block>
  <BlockTitle>Without input element</BlockTitle>
  <Block strong class="text-align-center">
    <Row>
      <Col>
        <Stepper input={false}></Stepper>
      </Col>
      <Col>
        <Stepper input={false} round></Stepper>
      </Col>
    </Row>
  </Block>
  <BlockTitle>Min, max, step</BlockTitle>
  <Block strong class="text-align-center">
    <Row>
      <Col>
        <Stepper fill value={100} min={0} max={1000} step={100}></Stepper>
      </Col>
      <Col>
        <Stepper fill input={false} value={5} min={0} max={10} step={0.5}></Stepper>
      </Col>
    </Row>
  </Block>
  <BlockTitle>Autorepeat (Tap & hold)</BlockTitle>
  <BlockHeader>Pressing and holding one of its buttons increments or decrements the stepper’s value repeatedly. With dynamic autorepeat, the rate of change depends on how long the user continues pressing the control.</BlockHeader>
  <Block strong class="text-align-center">
    <Row>
      <Col>
        <small class="display-block">Default</small>
        <Stepper fill value={0} min={0} max={100} step={1} autorepeat={true}></Stepper>
      </Col>
      <Col>
        <small class="display-block">Dynamic</small>
        <Stepper fill value={0} min={0} max={100} step={1} autorepeat={true} autorepeatDynamic={true}></Stepper>
      </Col>
    </Row>
  </Block>
  <BlockTitle>Wraps</BlockTitle>
  <BlockHeader>In wraps mode incrementing beyond maximum value sets value to minimum value, likewise, decrementing below minimum value sets value to maximum value</BlockHeader>
  <Block strong class="text-align-center">
    <Row>
      <Col>
        <Stepper fill value={0} min={0} max={10} step={1} autorepeat={true} wraps={true}></Stepper>
      </Col>
    </Row>
  </Block>
  <BlockTitle>Custom value element</BlockTitle>
  <List>
    <ListItem title={`Apples ${applesCount}`}>
      <span slot="after">
        <Stepper buttonsOnly={true} small raised onStepperChange={setApples}></Stepper>
      </span>
    </ListItem>
    <ListItem title={`Oranges ${orangesCount}`}>
      <span slot="after">
        <Stepper buttonsOnly={true} small raised onStepperChange={setOranges}></Stepper>
      </span>
    </ListItem>
  </List>
  <BlockTitle>Custom value format</BlockTitle>
  <List>
    <ListItem header="Meeting starts in" title={meetingTimeComputed}>
      <span slot="after">
        <Stepper
          min={15}
          max={240}
          step={15}
          value={meetingTime}
          buttonsOnly={true}
          small
          fill
          raised
          onStepperChange={setMeetingTime}
        ></Stepper>
      </span>
    </ListItem>
  </List>
  <BlockTitle>Manual input</BlockTitle>
  <BlockHeader>It is possible to enter value manually from keyboard or mobile keypad. When click on input field, stepper enter into manual input mode, which allow type value from keyboar and check fractional part with defined accurancy. Click outside or enter Return key, ending manual mode.</BlockHeader>
  <Block strong class="text-align-center">
    <Row>
      <Col>
        <Stepper fill value={0} min={0} max={1000} step={1} autorepeat={true} wraps={true} manualInputMode={true} decimalPoint={2}></Stepper>
      </Col>
    </Row>
  </Block>
</Page>
<script>
  import { Page, Navbar, BlockTitle, Block, BlockHeader, Row, Col, List, ListItem, Stepper } from 'framework7-svelte';
  let applesCount = 0;
  let orangesCount = 0;
  let meetingTime = 15;
  $: meetingTimeComputed = (() => {
    const value = meetingTime;
    const hours = Math.floor(value / 60);
    const minutes = value - (hours * 60);
    const formatted = [];
    if (hours > 0) {
      formatted.push(hours + ' ' + (hours > 1 ? 'hours' : 'hour'));
    }
    if (minutes > 0) {
      formatted.push(minutes + ' minutes');
    }
    return formatted.join(' ');
  })();
  function setApples(value) {
    applesCount = value;
  }
  function setOranges(value) {
    orangesCount = value;
  }
  function setMeetingTime(value) {
    meetingTime = value;
  }
</script>

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