keksAccountGUI/node_modulesOLD/vuetify/lib/mixins/menuable/index.js

// Mixins
import Positionable from '../positionable';
import Stackable from '../stackable';
import Activatable from '../activatable'; // Utilities

import mixins from '../../util/mixins';
import { convertToUnit } from '../../util/helpers';
const baseMixins = mixins(Stackable, Positionable, Activatable);
/* @vue/component */

export default baseMixins.extend().extend({
  name: 'menuable',
  props: {
    allowOverflow: Boolean,
    light: Boolean,
    dark: Boolean,
    maxWidth: {
      type: [Number, String],
      default: 'auto'
    },
    minWidth: [Number, String],
    nudgeBottom: {
      type: [Number, String],
      default: 0
    },
    nudgeLeft: {
      type: [Number, String],
      default: 0
    },
    nudgeRight: {
      type: [Number, String],
      default: 0
    },
    nudgeTop: {
      type: [Number, String],
      default: 0
    },
    nudgeWidth: {
      type: [Number, String],
      default: 0
    },
    offsetOverflow: Boolean,
    openOnClick: Boolean,
    positionX: {
      type: Number,
      default: null
    },
    positionY: {
      type: Number,
      default: null
    },
    zIndex: {
      type: [Number, String],
      default: null
    }
  },
  data: () => ({
    absoluteX: 0,
    absoluteY: 0,
    activatedBy: null,
    activatorFixed: false,
    activatorNode: null,
    dimensions: {
      activator: {
        top: 0,
        left: 0,
        bottom: 0,
        right: 0,
        width: 0,
        height: 0,
        offsetTop: 0,
        scrollHeight: 0,
        offsetLeft: 0
      },
      content: {
        top: 0,
        left: 0,
        bottom: 0,
        right: 0,
        width: 0,
        height: 0,
        offsetTop: 0,
        scrollHeight: 0
      }
    },
    hasJustFocused: false,
    hasWindow: false,
    inputActivator: false,
    isContentActive: false,
    pageWidth: 0,
    pageYOffset: 0,
    stackClass: 'v-menu__content--active',
    stackMinZIndex: 6
  }),
  computed: {
    computedLeft() {
      const a = this.dimensions.activator;
      const c = this.dimensions.content;
      const activatorLeft = (this.attach !== false ? a.offsetLeft : a.left) || 0;
      const minWidth = Math.max(a.width, c.width);
      let left = 0;
      left += this.left ? activatorLeft - (minWidth - a.width) : activatorLeft;

      if (this.offsetX) {
        const maxWidth = isNaN(Number(this.maxWidth)) ? a.width : Math.min(a.width, Number(this.maxWidth));
        left += this.left ? -maxWidth : a.width;
      }

      if (this.nudgeLeft) left -= parseInt(this.nudgeLeft);
      if (this.nudgeRight) left += parseInt(this.nudgeRight);
      return left;
    },

    computedTop() {
      const a = this.dimensions.activator;
      const c = this.dimensions.content;
      let top = 0;
      if (this.top) top += a.height - c.height;
      if (this.attach !== false) top += a.offsetTop;else top += a.top + this.pageYOffset;
      if (this.offsetY) top += this.top ? -a.height : a.height;
      if (this.nudgeTop) top -= parseInt(this.nudgeTop);
      if (this.nudgeBottom) top += parseInt(this.nudgeBottom);
      return top;
    },

    hasActivator() {
      return !!this.$slots.activator || !!this.$scopedSlots.activator || !!this.activator || !!this.inputActivator;
    }

  },
  watch: {
    disabled(val) {
      val && this.callDeactivate();
    },

    isActive(val) {
      if (this.disabled) return;
      val ? this.callActivate() : this.callDeactivate();
    },

    positionX: 'updateDimensions',
    positionY: 'updateDimensions'
  },

  beforeMount() {
    this.hasWindow = typeof window !== 'undefined';
  },

  methods: {
    absolutePosition() {
      return {
        offsetTop: 0,
        offsetLeft: 0,
        scrollHeight: 0,
        top: this.positionY || this.absoluteY,
        bottom: this.positionY || this.absoluteY,
        left: this.positionX || this.absoluteX,
        right: this.positionX || this.absoluteX,
        height: 0,
        width: 0
      };
    },

    activate() {},

    calcLeft(menuWidth) {
      return convertToUnit(this.attach !== false ? this.computedLeft : this.calcXOverflow(this.computedLeft, menuWidth));
    },

    calcTop() {
      return convertToUnit(this.attach !== false ? this.computedTop : this.calcYOverflow(this.computedTop));
    },

    calcXOverflow(left, menuWidth) {
      const xOverflow = left + menuWidth - this.pageWidth + 12;

      if ((!this.left || this.right) && xOverflow > 0) {
        left = Math.max(left - xOverflow, 0);
      } else {
        left = Math.max(left, 12);
      }

      return left + this.getOffsetLeft();
    },

    calcYOverflow(top) {
      const documentHeight = this.getInnerHeight();
      const toTop = this.pageYOffset + documentHeight;
      const activator = this.dimensions.activator;
      const contentHeight = this.dimensions.content.height;
      const totalHeight = top + contentHeight;
      const isOverflowing = toTop < totalHeight; // If overflowing bottom and offset
      // TODO: set 'bottom' position instead of 'top'

      if (isOverflowing && this.offsetOverflow && // If we don't have enough room to offset
      // the overflow, don't offset
      activator.top > contentHeight) {
        top = this.pageYOffset + (activator.top - contentHeight); // If overflowing bottom
      } else if (isOverflowing && !this.allowOverflow) {
        top = toTop - contentHeight - 12; // If overflowing top
      } else if (top < this.pageYOffset && !this.allowOverflow) {
        top = this.pageYOffset + 12;
      }

      return top < 12 ? 12 : top;
    },

    callActivate() {
      if (!this.hasWindow) return;
      this.activate();
    },

    callDeactivate() {
      this.isContentActive = false;
      this.deactivate();
    },

    checkForPageYOffset() {
      if (this.hasWindow) {
        this.pageYOffset = this.activatorFixed ? 0 : this.getOffsetTop();
      }
    },

    checkActivatorFixed() {
      if (this.attach !== false) return;
      let el = this.getActivator();

      while (el) {
        if (window.getComputedStyle(el).position === 'fixed') {
          this.activatorFixed = true;
          return;
        }

        el = el.offsetParent;
      }

      this.activatorFixed = false;
    },

    deactivate() {},

    genActivatorListeners() {
      const listeners = Activatable.options.methods.genActivatorListeners.call(this);
      const onClick = listeners.click;

      listeners.click = e => {
        if (this.openOnClick) {
          onClick && onClick(e);
        }

        this.absoluteX = e.clientX;
        this.absoluteY = e.clientY;
      };

      return listeners;
    },

    getInnerHeight() {
      if (!this.hasWindow) return 0;
      return window.innerHeight || document.documentElement.clientHeight;
    },

    getOffsetLeft() {
      if (!this.hasWindow) return 0;
      return window.pageXOffset || document.documentElement.scrollLeft;
    },

    getOffsetTop() {
      if (!this.hasWindow) return 0;
      return window.pageYOffset || document.documentElement.scrollTop;
    },

    getRoundedBoundedClientRect(el) {
      const rect = el.getBoundingClientRect();
      return {
        top: Math.round(rect.top),
        left: Math.round(rect.left),
        bottom: Math.round(rect.bottom),
        right: Math.round(rect.right),
        width: Math.round(rect.width),
        height: Math.round(rect.height)
      };
    },

    measure(el) {
      if (!el || !this.hasWindow) return null;
      const rect = this.getRoundedBoundedClientRect(el); // Account for activator margin

      if (this.attach !== false) {
        const style = window.getComputedStyle(el);
        rect.left = parseInt(style.marginLeft);
        rect.top = parseInt(style.marginTop);
      }

      return rect;
    },

    sneakPeek(cb) {
      requestAnimationFrame(() => {
        const el = this.$refs.content;

        if (!el || el.style.display !== 'none') {
          cb();
          return;
        }

        el.style.display = 'inline-block';
        cb();
        el.style.display = 'none';
      });
    },

    startTransition() {
      return new Promise(resolve => requestAnimationFrame(() => {
        this.isContentActive = this.hasJustFocused = this.isActive;
        resolve();
      }));
    },

    updateDimensions() {
      this.hasWindow = typeof window !== 'undefined';
      this.checkActivatorFixed();
      this.checkForPageYOffset();
      this.pageWidth = document.documentElement.clientWidth;
      const dimensions = {}; // Activator should already be shown

      if (!this.hasActivator || this.absolute) {
        dimensions.activator = this.absolutePosition();
      } else {
        const activator = this.getActivator();
        if (!activator) return;
        dimensions.activator = this.measure(activator);
        dimensions.activator.offsetLeft = activator.offsetLeft;

        if (this.attach !== false) {
          // account for css padding causing things to not line up
          // this is mostly for v-autocomplete, hopefully it won't break anything
          dimensions.activator.offsetTop = activator.offsetTop;
        } else {
          dimensions.activator.offsetTop = 0;
        }
      } // Display and hide to get dimensions


      this.sneakPeek(() => {
        dimensions.content = this.measure(this.$refs.content);
        this.dimensions = dimensions;
      });
    }

  }
});
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