Current File : /home/ugotscom/3vfm3/node_modules/bootstrap-vue/esm/components/table/helpers/mixin-tbody.js
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
import { CODE_DOWN, CODE_END, CODE_ENTER, CODE_HOME, CODE_SPACE, CODE_UP } from '../../../constants/key-codes';
import { arrayIncludes, from as arrayFrom } from '../../../utils/array';
import { attemptFocus, closest, isActiveElement, isElement } from '../../../utils/dom';
import { stopEvent } from '../../../utils/events';
import { props as tbodyProps, BTbody } from '../tbody';
import filterEvent from './filter-event';
import textSelectionActive from './text-selection-active';
import tbodyRowMixin from './mixin-tbody-row';
var props = _objectSpread(_objectSpread({}, tbodyProps), {}, {
tbodyClass: {
type: [String, Array, Object] // default: undefined
}
});
export default {
mixins: [tbodyRowMixin],
props: props,
beforeDestroy: function beforeDestroy() {
this.$_bodyFieldSlotNameCache = null;
},
methods: {
// Helper methods
getTbodyTrs: function getTbodyTrs() {
// Returns all the item TR elements (excludes detail and spacer rows)
// `this.$refs.itemRows` is an array of item TR components/elements
// Rows should all be B-TR components, but we map to TR elements
// Also note that `this.$refs.itemRows` may not always be in document order
var refs = this.$refs || {};
var tbody = refs.tbody ? refs.tbody.$el || refs.tbody : null;
var trs = (refs.itemRows || []).map(function (tr) {
return tr.$el || tr;
});
return tbody && tbody.children && tbody.children.length > 0 && trs && trs.length > 0 ? arrayFrom(tbody.children).filter(function (tr) {
return arrayIncludes(trs, tr);
}) :
/* istanbul ignore next */
[];
},
getTbodyTrIndex: function getTbodyTrIndex(el) {
// Returns index of a particular TBODY item TR
// We set `true` on closest to include self in result
/* istanbul ignore next: should not normally happen */
if (!isElement(el)) {
return -1;
}
var tr = el.tagName === 'TR' ? el : closest('tr', el, true);
return tr ? this.getTbodyTrs().indexOf(tr) : -1;
},
emitTbodyRowEvent: function emitTbodyRowEvent(type, evt) {
// Emits a row event, with the item object, row index and original event
if (type && this.hasListener(type) && evt && evt.target) {
var rowIndex = this.getTbodyTrIndex(evt.target);
if (rowIndex > -1) {
// The array of TRs correlate to the `computedItems` array
var item = this.computedItems[rowIndex];
this.$emit(type, item, rowIndex, evt);
}
}
},
tbodyRowEvtStopped: function tbodyRowEvtStopped(evt) {
return this.stopIfBusy && this.stopIfBusy(evt);
},
// Delegated row event handlers
onTbodyRowKeydown: function onTbodyRowKeydown(evt) {
// Keyboard navigation and row click emulation
var target = evt.target;
if (this.tbodyRowEvtStopped(evt) || target.tagName !== 'TR' || !isActiveElement(target) || target.tabIndex !== 0) {
// Early exit if not an item row TR
return;
}
var keyCode = evt.keyCode;
if (arrayIncludes([CODE_ENTER, CODE_SPACE], keyCode)) {
// Emulated click for keyboard users, transfer to click handler
stopEvent(evt);
this.onTBodyRowClicked(evt);
} else if (arrayIncludes([CODE_UP, CODE_DOWN, CODE_HOME, CODE_END], keyCode)) {
// Keyboard navigation
var rowIndex = this.getTbodyTrIndex(target);
if (rowIndex > -1) {
stopEvent(evt);
var trs = this.getTbodyTrs();
var shift = evt.shiftKey;
if (keyCode === CODE_HOME || shift && keyCode === CODE_UP) {
// Focus first row
attemptFocus(trs[0]);
} else if (keyCode === CODE_END || shift && keyCode === CODE_DOWN) {
// Focus last row
attemptFocus(trs[trs.length - 1]);
} else if (keyCode === CODE_UP && rowIndex > 0) {
// Focus previous row
attemptFocus(trs[rowIndex - 1]);
} else if (keyCode === CODE_DOWN && rowIndex < trs.length - 1) {
// Focus next row
attemptFocus(trs[rowIndex + 1]);
}
}
}
},
onTBodyRowClicked: function onTBodyRowClicked(evt) {
if (this.tbodyRowEvtStopped(evt)) {
// If table is busy, then don't propagate
return;
} else if (filterEvent(evt) || textSelectionActive(this.$el)) {
// Clicked on a non-disabled control so ignore
// Or user is selecting text, so ignore
return;
}
this.emitTbodyRowEvent('row-clicked', evt);
},
onTbodyRowMiddleMouseRowClicked: function onTbodyRowMiddleMouseRowClicked(evt) {
if (!this.tbodyRowEvtStopped(evt) && evt.which === 2) {
this.emitTbodyRowEvent('row-middle-clicked', evt);
}
},
onTbodyRowContextmenu: function onTbodyRowContextmenu(evt) {
if (!this.tbodyRowEvtStopped(evt)) {
this.emitTbodyRowEvent('row-contextmenu', evt);
}
},
onTbodyRowDblClicked: function onTbodyRowDblClicked(evt) {
if (!this.tbodyRowEvtStopped(evt) && !filterEvent(evt)) {
this.emitTbodyRowEvent('row-dblclicked', evt);
}
},
// Note: Row hover handlers are handled by the tbody-row mixin
// As mouseenter/mouseleave events do not bubble
//
// Render Helper
renderTbody: function renderTbody() {
var _this = this;
// Render the tbody element and children
var items = this.computedItems; // Shortcut to `createElement` (could use `this._c()` instead)
var h = this.$createElement;
var hasRowClickHandler = this.hasListener('row-clicked') || this.hasSelectableRowClick; // Prepare the tbody rows
var $rows = []; // Add the item data rows or the busy slot
var $busy = this.renderBusy ? this.renderBusy() : null;
if ($busy) {
// If table is busy and a busy slot, then return only the busy "row" indicator
$rows.push($busy);
} else {
// Table isn't busy, or we don't have a busy slot
// Create a slot cache for improved performance when looking up cell slot names
// Values will be keyed by the field's `key` and will store the slot's name
// Slots could be dynamic (i.e. `v-if`), so we must compute on each render
// Used by tbody-row mixin render helper
var cache = {};
var defaultSlotName = this.hasNormalizedSlot('cell()') ? 'cell()' : null;
this.computedFields.forEach(function (field) {
var key = field.key;
var fullName = "cell(".concat(key, ")");
var lowerName = "cell(".concat(key.toLowerCase(), ")");
cache[key] = _this.hasNormalizedSlot(fullName) ? fullName : _this.hasNormalizedSlot(lowerName) ?
/* istanbul ignore next */
lowerName : defaultSlotName;
}); // Created as a non-reactive property so to not trigger component updates
// Must be a fresh object each render
this.$_bodyFieldSlotNameCache = cache; // Add static top row slot (hidden in visibly stacked mode
// as we can't control `data-label` attr)
$rows.push(this.renderTopRow ? this.renderTopRow() : h()); // Render the rows
items.forEach(function (item, rowIndex) {
// Render the individual item row (rows if details slot)
$rows.push(_this.renderTbodyRow(item, rowIndex));
}); // Empty items / empty filtered row slot (only shows if `items.length < 1`)
$rows.push(this.renderEmpty ? this.renderEmpty() : h()); // Static bottom row slot (hidden in visibly stacked mode
// as we can't control `data-label` attr)
$rows.push(this.renderBottomRow ? this.renderBottomRow() : h());
} // Note: these events will only emit if a listener is registered
var handlers = {
auxclick: this.onTbodyRowMiddleMouseRowClicked,
// TODO:
// Perhaps we do want to automatically prevent the
// default context menu from showing if there is a
// `row-contextmenu` listener registered
contextmenu: this.onTbodyRowContextmenu,
// The following event(s) is not considered A11Y friendly
dblclick: this.onTbodyRowDblClicked // Hover events (`mouseenter`/`mouseleave`) are handled by `tbody-row` mixin
}; // Add in click/keydown listeners if needed
if (hasRowClickHandler) {
handlers.click = this.onTBodyRowClicked;
handlers.keydown = this.onTbodyRowKeydown;
} // Assemble rows into the tbody
var $tbody = h(BTbody, {
ref: 'tbody',
class: this.tbodyClass || null,
props: {
tbodyTransitionProps: this.tbodyTransitionProps,
tbodyTransitionHandlers: this.tbodyTransitionHandlers
},
// BTbody transfers all native event listeners to the root element
// TODO: Only set the handlers if the table is not busy
on: handlers
}, $rows); // Return the assembled tbody
return $tbody;
}
}
};
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