@microblink/blinkid-in-browser-sdk/ui/dist/collection/components/shared/mb-button/mb-button.js

A simple ID scanning library for WebAssembly-enabled browsers.

/**
 * Copyright (c) Microblink Ltd. All rights reserved.
 */
import { Component, Event, Host, h, Prop } from '@stencil/core';
export class MbButton {
  constructor() {
    /**
     * Set to 'true' if button should be disabled, and if click events should not be triggered.
     */
    this.disabled = false;
    /**
     * Set to 'true' if button contains an icon.
     */
    this.icon = false;
    /**
     * Set to 'true' if default event should be prevented.
     */
    this.preventDefault = false;
    /**
     * Set to 'true' if button should be visible.
     */
    this.visible = false;
    /**
     * Passed image from parent component.
     */
    this.imageSrcDefault = '';
    /**
     * Passed image from parent component.
     */
    this.imageSrcActive = '';
    /**
     * Passed description text for image element from parent component.
     */
    this.imageAlt = '';
    /**
     * Set to string which should be displayed below the icon.
     *
     * If omitted, nothing will show.
     */
    this.label = '';
  }
  render() {
    return (h(Host, { className: this.getClassNames(), onClick: (ev) => this.handleClick(ev), ref: el => this.buttonElement = el },
      h("a", { ref: el => this.anchorElement = el, href: "javascript:void(0)" },
        this.imageSrcDefault && this.imageAlt === 'action-alt-camera' &&
          h("img", { src: this.imageSrcDefault, alt: this.translationService.i(this.imageAlt).toString(), ref: el => this.iconElem = el }),
        this.imageSrcDefault && this.imageAlt === 'action-alt-gallery' &&
          h("label", { htmlFor: "scan-from-image-input" },
            h("img", { src: this.imageSrcDefault, alt: this.translationService.i(this.imageAlt).toString(), ref: el => this.iconElem = el }))),
      this.label !== '' &&
        h("span", null, this.label)));
  }
  componentDidRender() {
    this.iconElem.setAttribute('src', this.imageSrcDefault);
    this.anchorElement.addEventListener('mouseover', () => this.handleMouseOver());
    this.anchorElement.addEventListener('mouseout', () => this.handleMouseOut());
  }
  getClassNames() {
    const classNames = [];
    if (this.disabled) {
      classNames.push('disabled');
    }
    if (this.icon) {
      classNames.push('icon');
    }
    if (this.visible) {
      classNames.push('visible');
    }
    return classNames.join(' ');
  }
  handleClick(ev) {
    if (this.preventDefault) {
      ev.preventDefault();
    }
    if (this.disabled) {
      ev.stopPropagation();
      return;
    }
    this.buttonClick.emit(ev);
  }
  handleMouseOver() {
    if (!this.buttonElement.classList.contains('disabled'))
      this.iconElem.setAttribute('src', this.imageSrcActive);
  }
  handleMouseOut() {
    if (!this.buttonElement.classList.contains('disabled'))
      this.iconElem.setAttribute('src', this.imageSrcDefault);
  }
  static get is() { return "mb-button"; }
  static get encapsulation() { return "shadow"; }
  static get originalStyleUrls() { return {
    "$": ["mb-button.scss"]
  }; }
  static get styleUrls() { return {
    "$": ["mb-button.css"]
  }; }
  static get properties() { return {
    "disabled": {
      "type": "boolean",
      "mutable": false,
      "complexType": {
        "original": "boolean",
        "resolved": "boolean",
        "references": {}
      },
      "required": false,
      "optional": false,
      "docs": {
        "tags": [],
        "text": "Set to 'true' if button should be disabled, and if click events should not be triggered."
      },
      "attribute": "disabled",
      "reflect": false,
      "defaultValue": "false"
    },
    "icon": {
      "type": "boolean",
      "mutable": false,
      "complexType": {
        "original": "boolean",
        "resolved": "boolean",
        "references": {}
      },
      "required": false,
      "optional": false,
      "docs": {
        "tags": [],
        "text": "Set to 'true' if button contains an icon."
      },
      "attribute": "icon",
      "reflect": false,
      "defaultValue": "false"
    },
    "preventDefault": {
      "type": "boolean",
      "mutable": false,
      "complexType": {
        "original": "boolean",
        "resolved": "boolean",
        "references": {}
      },
      "required": false,
      "optional": false,
      "docs": {
        "tags": [],
        "text": "Set to 'true' if default event should be prevented."
      },
      "attribute": "prevent-default",
      "reflect": false,
      "defaultValue": "false"
    },
    "visible": {
      "type": "boolean",
      "mutable": false,
      "complexType": {
        "original": "boolean",
        "resolved": "boolean",
        "references": {}
      },
      "required": false,
      "optional": false,
      "docs": {
        "tags": [],
        "text": "Set to 'true' if button should be visible."
      },
      "attribute": "visible",
      "reflect": false,
      "defaultValue": "false"
    },
    "imageSrcDefault": {
      "type": "string",
      "mutable": false,
      "complexType": {
        "original": "string",
        "resolved": "string",
        "references": {}
      },
      "required": false,
      "optional": false,
      "docs": {
        "tags": [],
        "text": "Passed image from parent component."
      },
      "attribute": "image-src-default",
      "reflect": false,
      "defaultValue": "''"
    },
    "imageSrcActive": {
      "type": "string",
      "mutable": false,
      "complexType": {
        "original": "string",
        "resolved": "string",
        "references": {}
      },
      "required": false,
      "optional": false,
      "docs": {
        "tags": [],
        "text": "Passed image from parent component."
      },
      "attribute": "image-src-active",
      "reflect": false,
      "defaultValue": "''"
    },
    "imageAlt": {
      "type": "string",
      "mutable": false,
      "complexType": {
        "original": "string",
        "resolved": "string",
        "references": {}
      },
      "required": false,
      "optional": false,
      "docs": {
        "tags": [],
        "text": "Passed description text for image element from parent component."
      },
      "attribute": "image-alt",
      "reflect": false,
      "defaultValue": "''"
    },
    "label": {
      "type": "string",
      "mutable": false,
      "complexType": {
        "original": "string",
        "resolved": "string",
        "references": {}
      },
      "required": false,
      "optional": false,
      "docs": {
        "tags": [],
        "text": "Set to string which should be displayed below the icon.\n\nIf omitted, nothing will show."
      },
      "attribute": "label",
      "reflect": false,
      "defaultValue": "''"
    },
    "translationService": {
      "type": "unknown",
      "mutable": false,
      "complexType": {
        "original": "TranslationService",
        "resolved": "TranslationService",
        "references": {
          "TranslationService": {
            "location": "import",
            "path": "../../../utils/translation.service"
          }
        }
      },
      "required": false,
      "optional": false,
      "docs": {
        "tags": [],
        "text": "Instance of TranslationService passed from root component."
      }
    }
  }; }
  static get events() { return [{
      "method": "buttonClick",
      "name": "buttonClick",
      "bubbles": true,
      "cancelable": true,
      "composed": true,
      "docs": {
        "tags": [],
        "text": "Event which is triggered when user clicks on button element. This event is not triggered\nwhen the button is disabled."
      },
      "complexType": {
        "original": "UIEvent",
        "resolved": "UIEvent",
        "references": {
          "UIEvent": {
            "location": "global"
          }
        }
      }
    }]; }
}