devextreme
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HTML5 JavaScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (cjs/ui/list/ui.list.base.js)
* Version: 23.2.6
* Build date: Wed May 01 2024
*
* Copyright (c) 2012 - 2024 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
"use strict";
exports.ListBase = void 0;
exports.setScrollView = setScrollView;
var _size = require("../../core/utils/size");
var _renderer = _interopRequireDefault(require("../../core/renderer"));
var _events_engine = _interopRequireDefault(require("../../events/core/events_engine"));
var _common = require("../../core/utils/common");
var _type = require("../../core/utils/type");
var _icon = require("../../core/utils/icon");
var _element = require("../../core/element");
var _iterator = require("../../core/utils/iterator");
var _data = require("../../core/utils/data");
var _extend = require("../../core/utils/extend");
var _fx = _interopRequireDefault(require("../../animation/fx"));
var _click = require("../../events/click");
var _swipe = require("../../events/swipe");
var _support = require("../../core/utils/support");
var _message = _interopRequireDefault(require("../../localization/message"));
var _utils = require("../widget/utils.ink_ripple");
var _devices = _interopRequireDefault(require("../../core/devices"));
var _item = _interopRequireDefault(require("./item"));
var _button = _interopRequireDefault(require("../button"));
var _index = require("../../events/utils/index");
var _themes = require("../themes");
var _window = require("../../core/utils/window");
var _scroll_view = _interopRequireDefault(require("../scroll_view"));
var _uiScrollable = require("../scroll_view/ui.scrollable.device");
var _uiCollection_widget = _interopRequireDefault(require("../collection/ui.collection_widget.live_update"));
var _bindable_template = require("../../core/templates/bindable_template");
var _deferred = require("../../core/utils/deferred");
var _grouped_data_converter_mixin = _interopRequireDefault(require("../shared/grouped_data_converter_mixin"));
var _get_element_style = require("../../renovation/ui/scroll_view/utils/get_element_style");
var _guid = _interopRequireDefault(require("../../core/guid"));
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
default: obj
}
}
const LIST_CLASS = "dx-list";
const LIST_ITEMS_CLASS = "dx-list-items";
const LIST_ITEM_CLASS = "dx-list-item";
const LIST_ITEM_SELECTOR = ".dx-list-item";
const LIST_ITEM_ICON_CONTAINER_CLASS = "dx-list-item-icon-container";
const LIST_ITEM_ICON_CLASS = "dx-list-item-icon";
const LIST_GROUP_CLASS = "dx-list-group";
const LIST_GROUP_HEADER_CLASS = "dx-list-group-header";
const LIST_GROUP_BODY_CLASS = "dx-list-group-body";
const LIST_COLLAPSIBLE_GROUPS_CLASS = "dx-list-collapsible-groups";
const LIST_GROUP_COLLAPSED_CLASS = "dx-list-group-collapsed";
const LIST_GROUP_HEADER_INDICATOR_CLASS = "dx-list-group-header-indicator";
const LIST_HAS_NEXT_CLASS = "dx-has-next";
const LIST_NEXT_BUTTON_CLASS = "dx-list-next-button";
const WRAP_ITEM_TEXT_CLASS = "dx-wrap-item-text";
const SELECT_ALL_ITEM_SELECTOR = ".dx-list-select-all";
const LIST_ITEM_DATA_KEY = "dxListItemData";
const LIST_FEEDBACK_SHOW_TIMEOUT = 70;
const groupItemsGetter = (0, _data.compileGetter)("items");
let _scrollView;
const ListBase = _uiCollection_widget.default.inherit({
_activeStateUnit: [LIST_ITEM_SELECTOR, SELECT_ALL_ITEM_SELECTOR].join(","),
_supportedKeys: function() {
const that = this;
const moveFocusPerPage = function(direction) {
let $item = getEdgeVisibleItem(direction);
const isFocusedItem = $item.is(that.option("focusedElement"));
if (isFocusedItem) {
! function($item, direction) {
let resultPosition = $item.position().top;
if ("prev" === direction) {
resultPosition = $item.position().top - (0, _size.getHeight)(that.$element()) + (0, _size.getOuterHeight)($item)
}
that.scrollTo(resultPosition)
}($item, direction);
$item = getEdgeVisibleItem(direction)
}
that.option("focusedElement", (0, _element.getPublicElement)($item));
that.scrollToItem($item)
};
function getEdgeVisibleItem(direction) {
const scrollTop = that.scrollTop();
const containerHeight = (0, _size.getHeight)(that.$element());
let $item = (0, _renderer.default)(that.option("focusedElement"));
let isItemVisible = true;
if (!$item.length) {
return (0, _renderer.default)()
}
while (isItemVisible) {
const $nextItem = $item[direction]();
if (!$nextItem.length) {
break
}
const nextItemLocation = $nextItem.position().top + (0, _size.getOuterHeight)($nextItem) / 2;
isItemVisible = nextItemLocation < containerHeight + scrollTop && nextItemLocation > scrollTop;
if (isItemVisible) {
$item = $nextItem
}
}
return $item
}
return (0, _extend.extend)(this.callBase(), {
leftArrow: _common.noop,
rightArrow: _common.noop,
pageUp: function() {
moveFocusPerPage("prev");
return false
},
pageDown: function() {
moveFocusPerPage("next");
return false
}
})
},
_getDefaultOptions: function() {
return (0, _extend.extend)(this.callBase(), {
hoverStateEnabled: true,
pullRefreshEnabled: false,
scrollingEnabled: true,
selectByClick: true,
showScrollbar: "onScroll",
useNativeScrolling: true,
bounceEnabled: true,
scrollByContent: true,
scrollByThumb: false,
pullingDownText: _message.default.format("dxList-pullingDownText"),
pulledDownText: _message.default.format("dxList-pulledDownText"),
refreshingText: _message.default.format("dxList-refreshingText"),
pageLoadingText: _message.default.format("dxList-pageLoadingText"),
onScroll: null,
onPullRefresh: null,
onPageLoading: null,
pageLoadMode: "scrollBottom",
nextButtonText: _message.default.format("dxList-nextButtonText"),
onItemSwipe: null,
grouped: false,
onGroupRendered: null,
collapsibleGroups: false,
groupTemplate: "group",
indicateLoading: true,
activeStateEnabled: true,
_itemAttributes: {
role: "option"
},
useInkRipple: false,
wrapItemText: false,
_swipeEnabled: true,
showChevronExpr: function(data) {
return data ? data.showChevron : void 0
},
badgeExpr: function(data) {
return data ? data.badge : void 0
}
})
},
_defaultOptionsRules: function() {
const themeName = (0, _themes.current)();
return this.callBase().concat((0, _uiScrollable.deviceDependentOptions)(), [{
device: function() {
return !_support.nativeScrolling
},
options: {
useNativeScrolling: false
}
}, {
device: function(device) {
return !_support.nativeScrolling && !_devices.default.isSimulator() && "desktop" === _devices.default.real().deviceType && "generic" === device.platform
},
options: {
showScrollbar: "onHover",
pageLoadMode: "nextButton"
}
}, {
device: function() {
return "desktop" === _devices.default.real().deviceType && !_devices.default.isSimulator()
},
options: {
focusStateEnabled: true
}
}, {
device: function() {
return (0, _themes.isMaterial)(themeName)
},
options: {
useInkRipple: true
}
}, {
device: function() {
return (0, _themes.isMaterialBased)(themeName)
},
options: {
pullingDownText: "",
pulledDownText: "",
refreshingText: "",
pageLoadingText: ""
}
}])
},
_visibilityChanged: function(visible) {
if (visible) {
this._updateLoadingState(true)
}
},
_itemClass: function() {
return "dx-list-item"
},
_itemDataKey: function() {
return "dxListItemData"
},
_itemContainer: function() {
return this._$container
},
_getItemsContainer: function() {
return this._$listContainer
},
_cleanItemContainer: function() {
this.callBase();
const listContainer = this._getItemsContainer();
(0, _renderer.default)(listContainer).empty();
listContainer.appendTo(this._$container)
},
_saveSelectionChangeEvent: function(e) {
this._selectionChangeEventInstance = e
},
_getSelectionChangeEvent: function() {
return this._selectionChangeEventInstance
},
_refreshItemElements: function() {
if (!this.option("grouped")) {
this._itemElementsCache = this._getItemsContainer().children(this._itemSelector())
} else {
this._itemElementsCache = this._getItemsContainer().children(".dx-list-group").children(".dx-list-group-body").children(this._itemSelector())
}
},
_modifyByChanges: function() {
this.callBase.apply(this, arguments);
this._refreshItemElements();
this._updateLoadingState(true)
},
reorderItem: function(itemElement, toItemElement) {
const promise = this.callBase(itemElement, toItemElement);
return promise.done((function() {
this._refreshItemElements()
}))
},
deleteItem: function(itemElement) {
const promise = this.callBase(itemElement);
return promise.done((function() {
this._refreshItemElements()
}))
},
_itemElements: function() {
return this._itemElementsCache
},
_itemSelectHandler: function(e) {
if ("single" === this.option("selectionMode") && this.isItemSelected(e.currentTarget)) {
return
}
return this.callBase(e)
},
_allowDynamicItemsAppend: function() {
return true
},
_init: function() {
this.callBase();
this._dataController.resetDataSourcePageIndex();
this._$container = this.$element();
this._$listContainer = (0, _renderer.default)("<div>").addClass("dx-list-items");
this._initScrollView();
this._feedbackShowTimeout = 70;
this._createGroupRenderAction()
},
_scrollBottomMode: function() {
return "scrollBottom" === this.option("pageLoadMode")
},
_nextButtonMode: function() {
return "nextButton" === this.option("pageLoadMode")
},
_dataSourceOptions: function() {
const scrollBottom = this._scrollBottomMode();
const nextButton = this._nextButtonMode();
return (0, _extend.extend)(this.callBase(), {
paginate: (0, _common.ensureDefined)(scrollBottom || nextButton, true)
})
},
_getGroupedOption: function() {
return this.option("grouped")
},
_getGroupContainerByIndex: function(groupIndex) {
return this._getItemsContainer().find(".".concat("dx-list-group")).eq(groupIndex).find(".".concat("dx-list-group-body"))
},
_dataSourceFromUrlLoadMode: function() {
return "raw"
},
_initScrollView: function() {
const scrollingEnabled = this.option("scrollingEnabled");
const pullRefreshEnabled = scrollingEnabled && this.option("pullRefreshEnabled");
const autoPagingEnabled = scrollingEnabled && this._scrollBottomMode() && !!this._dataController.getDataSource();
this._scrollView = this._createComponent(this.$element(), getScrollView(), {
height: this.option("height"),
width: this.option("width"),
disabled: this.option("disabled") || !scrollingEnabled,
onScroll: this._scrollHandler.bind(this),
onPullDown: pullRefreshEnabled ? this._pullDownHandler.bind(this) : null,
onReachBottom: autoPagingEnabled ? this._scrollBottomHandler.bind(this) : null,
showScrollbar: this.option("showScrollbar"),
useNative: this.option("useNativeScrolling"),
bounceEnabled: this.option("bounceEnabled"),
scrollByContent: this.option("scrollByContent"),
scrollByThumb: this.option("scrollByThumb"),
pullingDownText: this.option("pullingDownText"),
pulledDownText: this.option("pulledDownText"),
refreshingText: this.option("refreshingText"),
reachBottomText: this.option("pageLoadingText"),
useKeyboard: false
});
this._$container = (0, _renderer.default)(this._scrollView.content());
this._$listContainer.appendTo(this._$container);
this._toggleWrapItemText(this.option("wrapItemText"));
this._createScrollViewActions()
},
_toggleWrapItemText: function(value) {
this._$listContainer.toggleClass("dx-wrap-item-text", value)
},
_createScrollViewActions: function() {
this._scrollAction = this._createActionByOption("onScroll");
this._pullRefreshAction = this._createActionByOption("onPullRefresh");
this._pageLoadingAction = this._createActionByOption("onPageLoading")
},
_scrollHandler: function(e) {
this._scrollAction && this._scrollAction(e)
},
_initTemplates: function() {
this._templateManager.addDefaultTemplates({
group: new _bindable_template.BindableTemplate((function($container, data) {
if ((0, _type.isPlainObject)(data)) {
if (data.key) {
$container.text(data.key)
}
} else {
$container.text(String(data))
}
}), ["key"], this.option("integrationOptions.watchMethod"))
});
this.callBase()
},
_prepareDefaultItemTemplate: function(data, $container) {
this.callBase(data, $container);
if (data.icon) {
const $icon = (0, _icon.getImageContainer)(data.icon).addClass("dx-list-item-icon");
const $iconContainer = (0, _renderer.default)("<div>").addClass("dx-list-item-icon-container");
$iconContainer.append($icon);
$container.prepend($iconContainer)
}
},
_getBindableFields: function() {
return ["text", "html", "icon"]
},
_updateLoadingState: function(tryLoadMore) {
const dataController = this._dataController;
const shouldLoadNextPage = this._scrollBottomMode() && tryLoadMore && !dataController.isLoading() && !this._isLastPage();
if (this._shouldContinueLoading(shouldLoadNextPage)) {
this._infiniteDataLoading()
} else {
this._scrollView.release(!shouldLoadNextPage && !dataController.isLoading());
this._toggleNextButton(this._shouldRenderNextButton() && !this._isLastPage());
this._loadIndicationSuppressed(false)
}
},
_shouldRenderNextButton: function() {
return this._nextButtonMode() && this._dataController.isLoaded()
},
_isDataSourceFirstLoadCompleted: function(newValue) {
if ((0, _type.isDefined)(newValue)) {
this._isFirstLoadCompleted = newValue
}
return this._isFirstLoadCompleted
},
_dataSourceLoadingChangedHandler: function(isLoading) {
if (this._loadIndicationSuppressed()) {
return
}
if (isLoading && this.option("indicateLoading")) {
this._showLoadingIndicatorTimer = setTimeout(function() {
const isEmpty = !this._itemElements().length;
const shouldIndicateLoading = !isEmpty || this._isDataSourceFirstLoadCompleted();
if (shouldIndicateLoading) {
var _this$_scrollView;
null === (_this$_scrollView = this._scrollView) || void 0 === _this$_scrollView ? void 0 : _this$_scrollView.startLoading()
}
}.bind(this))
} else {
clearTimeout(this._showLoadingIndicatorTimer);
this._scrollView && this._scrollView.finishLoading()
}
if (!isLoading) {
this._isDataSourceFirstLoadCompleted(false)
}
},
_dataSourceChangedHandler: function() {
if (!this._shouldAppendItems() && (0, _window.hasWindow)()) {
this._scrollView && this._scrollView.scrollTo(0)
}
this.callBase.apply(this, arguments);
this._isDataSourceFirstLoadCompleted(true)
},
_refreshContent: function() {
this._prepareContent();
this._fireContentReadyAction()
},
_hideLoadingIfLoadIndicationOff: function() {
if (!this.option("indicateLoading")) {
this._dataSourceLoadingChangedHandler(false)
}
},
_loadIndicationSuppressed: function(value) {
if (!arguments.length) {
return this._isLoadIndicationSuppressed
}
this._isLoadIndicationSuppressed = value
},
_scrollViewIsFull: function() {
const scrollView = this._scrollView;
return !scrollView || (0, _size.getHeight)(scrollView.content()) > (0, _size.getHeight)(scrollView.container())
},
_pullDownHandler: function(e) {
this._pullRefreshAction(e);
const dataController = this._dataController;
if (dataController.getDataSource() && !dataController.isLoading()) {
this._clearSelectedItems();
dataController.pageIndex(0);
dataController.reload()
} else {
this._updateLoadingState()
}
},
_shouldContinueLoading: function(shouldLoadNextPage) {
var _this$_scrollView$scr, _this$_scrollView$scr2;
const isBottomReached = (0, _size.getHeight)(this._scrollView.content()) - (0, _size.getHeight)(this._scrollView.container()) < (null !== (_this$_scrollView$scr = null === (_this$_scrollView$scr2 = this._scrollView.scrollOffset()) || void 0 === _this$_scrollView$scr2 ? void 0 : _this$_scrollView$scr2.top) && void 0 !== _this$_scrollView$scr ? _this$_scrollView$scr : 0);
return shouldLoadNextPage && (!this._scrollViewIsFull() || isBottomReached)
},
_infiniteDataLoading: function() {
const isElementVisible = this.$element().is(":visible");
if (isElementVisible) {
clearTimeout(this._loadNextPageTimer);
this._loadNextPageTimer = setTimeout(() => {
this._loadNextPage()
})
}
},
_scrollBottomHandler: function(e) {
this._pageLoadingAction(e);
const dataController = this._dataController;
if (!dataController.isLoading() && !this._isLastPage()) {
this._loadNextPage()
} else {
this._updateLoadingState()
}
},
_renderItems: function(items) {
if (this.option("grouped")) {
(0, _iterator.each)(items, this._renderGroup.bind(this));
this._attachGroupCollapseEvent();
this._renderEmptyMessage();
if ((0, _themes.isMaterial)()) {
this.attachGroupHeaderInkRippleEvents()
}
} else {
this.callBase.apply(this, arguments)
}
this._refreshItemElements();
this._updateLoadingState(true)
},
_attachGroupCollapseEvent: function() {
const eventName = (0, _index.addNamespace)(_click.name, this.NAME);
const $element = this.$element();
const collapsibleGroups = this.option("collapsibleGroups");
$element.toggleClass("dx-list-collapsible-groups", collapsibleGroups);
_events_engine.default.off($element, eventName, ".dx-list-group-header");
if (collapsibleGroups) {
_events_engine.default.on($element, eventName, ".dx-list-group-header", function(e) {
this._createAction(function(e) {
const $group = (0, _renderer.default)(e.event.currentTarget).parent();
this._collapseGroupHandler($group);
if (this.option("focusStateEnabled")) {
this.option("focusedElement", (0, _element.getPublicElement)($group.find(".dx-list-item").eq(0)))
}
}.bind(this), {
validatingTargetName: "element"
})({
event: e
})
}.bind(this))
}
},
_collapseGroupHandler: function($group, toggle) {
const deferred = new _deferred.Deferred;
if ($group.hasClass("dx-list-group-collapsed") === toggle) {
return deferred.resolve()
}
const $groupBody = $group.children(".dx-list-group-body");
const startHeight = (0, _size.getOuterHeight)($groupBody);
let endHeight = 0;
if (0 === startHeight) {
(0, _size.setHeight)($groupBody, "auto");
endHeight = (0, _size.getOuterHeight)($groupBody)
}
$group.toggleClass("dx-list-group-collapsed", toggle);
_fx.default.animate($groupBody, {
type: "custom",
from: {
height: startHeight
},
to: {
height: endHeight
},
duration: 200,
complete: function() {
this.updateDimensions();
this._updateLoadingState(true);
deferred.resolve()
}.bind(this)
});
return deferred.promise()
},
_dataSourceLoadErrorHandler: function() {
this._forgetNextPageLoading();
if (this._initialized) {
this._renderEmptyMessage();
this._updateLoadingState()
}
},
_initMarkup: function() {
this._itemElementsCache = (0, _renderer.default)();
this.$element().addClass("dx-list");
this.callBase();
this.option("useInkRipple") && this._renderInkRipple();
this.setAria({
role: "group",
roledescription: "list"
}, this.$element());
this.setAria({
role: "group"
}, this._focusTarget());
this._setListAria()
},
_setListAria() {
const {
items: items
} = this.option();
const listArea = null !== items && void 0 !== items && items.length ? {
role: "listbox",
label: "Items"
} : {
role: void 0,
label: void 0
};
this.setAria(listArea, this._$listContainer)
},
_focusTarget: function() {
return this._itemContainer()
},
_renderInkRipple: function() {
this._inkRipple = (0, _utils.render)()
},
_toggleActiveState: function($element, value, e) {
this.callBase.apply(this, arguments);
const that = this;
if (!this._inkRipple) {
return
}
const config = {
element: $element,
event: e
};
if (value) {
if ((0, _themes.isMaterial)()) {
this._inkRippleTimer = setTimeout((function() {
that._inkRipple.showWave(config)
}), 35)
} else {
that._inkRipple.showWave(config)
}
} else {
clearTimeout(this._inkRippleTimer);
this._inkRipple.hideWave(config)
}
},
_postprocessRenderItem: function(args) {
this._refreshItemElements();
this.callBase.apply(this, arguments);
if (this.option("_swipeEnabled")) {
this._attachSwipeEvent((0, _renderer.default)(args.itemElement))
}
},
_attachSwipeEvent: function($itemElement) {
const endEventName = (0, _index.addNamespace)(_swipe.end, this.NAME);
_events_engine.default.on($itemElement, endEventName, this._itemSwipeEndHandler.bind(this))
},
_itemSwipeEndHandler: function(e) {
this._itemDXEventHandler(e, "onItemSwipe", {
direction: e.offset < 0 ? "left" : "right"
})
},
_nextButtonHandler: function(e) {
this._pageLoadingAction(e);
const dataController = this._dataController;
if (dataController.getDataSource() && !dataController.isLoading()) {
this._scrollView.toggleLoading(true);
this._$nextButton.detach();
this._loadIndicationSuppressed(true);
this._loadNextPage()
}
},
_renderGroup: function(index, group) {
const $groupElement = (0, _renderer.default)("<div>").addClass("dx-list-group").appendTo(this._getItemsContainer());
const id = "dx-".concat((new _guid.default).toString());
const groupAria = {
role: "group",
labelledby: id
};
this.setAria(groupAria, $groupElement);
const $groupHeaderElement = (0, _renderer.default)("<div>").addClass("dx-list-group-header").attr("id", id).appendTo($groupElement);
const groupTemplateName = this.option("groupTemplate");
const groupTemplate = this._getTemplate(group.template || groupTemplateName, group, index, $groupHeaderElement);
const renderArgs = {
index: index,
itemData: group,
container: (0, _element.getPublicElement)($groupHeaderElement)
};
this._createItemByTemplate(groupTemplate, renderArgs);
(0, _renderer.default)("<div>").addClass("dx-list-group-header-indicator").prependTo($groupHeaderElement);
this._renderingGroupIndex = index;
const $groupBody = (0, _renderer.default)("<div>").addClass("dx-list-group-body").appendTo($groupElement);
(0, _iterator.each)(groupItemsGetter(group) || [], function(itemIndex, item) {
this._renderItem({
group: index,
item: itemIndex
}, item, $groupBody)
}.bind(this));
this._groupRenderAction({
groupElement: (0, _element.getPublicElement)($groupElement),
groupIndex: index,
groupData: group
})
},
downInkRippleHandler: function(e) {
this._toggleActiveState((0, _renderer.default)(e.currentTarget), true, e)
},
upInkRippleHandler: function(e) {
this._toggleActiveState((0, _renderer.default)(e.currentTarget), false)
},
attachGroupHeaderInkRippleEvents: function() {
const $element = this.$element();
this._downInkRippleHandler = this._downInkRippleHandler || this.downInkRippleHandler.bind(this);
this._upInkRippleHandler = this._upInkRippleHandler || this.upInkRippleHandler.bind(this);
const downArguments = [$element, "dxpointerdown", ".dx-list-group-header", this._downInkRippleHandler];
const upArguments = [$element, "dxpointerup dxpointerout", ".dx-list-group-header", this._upInkRippleHandler];
_events_engine.default.off(...downArguments);
_events_engine.default.on(...downArguments);
_events_engine.default.off(...upArguments);
_events_engine.default.on(...upArguments)
},
_createGroupRenderAction: function() {
this._groupRenderAction = this._createActionByOption("onGroupRendered")
},
_clean: function() {
clearTimeout(this._inkRippleTimer);
if (this._$nextButton) {
this._$nextButton.remove();
this._$nextButton = null
}
this.callBase.apply(this, arguments)
},
_dispose: function() {
this._isDataSourceFirstLoadCompleted(false);
clearTimeout(this._holdTimer);
clearTimeout(this._loadNextPageTimer);
clearTimeout(this._showLoadingIndicatorTimer);
this.callBase()
},
_toggleDisabledState: function(value) {
this.callBase(value);
this._scrollView.option("disabled", value || !this.option("scrollingEnabled"))
},
_toggleNextButton: function(value) {
const dataController = this._dataController;
const $nextButton = this._getNextButton();
this.$element().toggleClass("dx-has-next", value);
if (value && dataController.isLoaded()) {
$nextButton.appendTo(this._itemContainer())
}
if (!value) {
$nextButton.detach()
}
},
_getNextButton: function() {
if (!this._$nextButton) {
this._$nextButton = this._createNextButton()
}
return this._$nextButton
},
_createNextButton: function() {
const $result = (0, _renderer.default)("<div>").addClass("dx-list-next-button");
const $button = (0, _renderer.default)("<div>").appendTo($result);
this._createComponent($button, _button.default, {
text: this.option("nextButtonText"),
onClick: this._nextButtonHandler.bind(this),
type: (0, _themes.isMaterialBased)() ? "default" : void 0,
integrationOptions: {}
});
return $result
},
_moveFocus: function() {
this.callBase.apply(this, arguments);
this.scrollToItem(this.option("focusedElement"))
},
_refresh: function() {
if (!(0, _window.hasWindow)()) {
this.callBase()
} else {
const scrollTop = this._scrollView.scrollTop();
this.callBase();
scrollTop && this._scrollView.scrollTo(scrollTop)
}
},
_optionChanged: function(args) {
switch (args.name) {
case "pageLoadMode":
this._toggleNextButton(args.value);
this._initScrollView();
break;
case "dataSource":
this.callBase(args);
this._initScrollView();
this._isDataSourceFirstLoadCompleted(false);
break;
case "items":
this.callBase(args);
this._isDataSourceFirstLoadCompleted(false);
break;
case "pullingDownText":
case "pulledDownText":
case "refreshingText":
case "pageLoadingText":
case "showScrollbar":
case "bounceEnabled":
case "scrollByContent":
case "scrollByThumb":
case "useNativeScrolling":
case "scrollingEnabled":
case "pullRefreshEnabled":
this._initScrollView();
this._updateLoadingState(true);
break;
case "nextButtonText":
case "onItemSwipe":
case "useInkRipple":
this._invalidate();
break;
case "onScroll":
case "onPullRefresh":
case "onPageLoading":
this._createScrollViewActions();
break;
case "grouped":
case "collapsibleGroups":
case "groupTemplate":
this._invalidate();
break;
case "wrapItemText":
this._toggleWrapItemText(args.value);
break;
case "onGroupRendered":
this._createGroupRenderAction();
break;
case "width":
case "height":
this.callBase(args);
this._scrollView.option(args.name, args.value);
this._scrollView.update();
break;
case "indicateLoading":
this._hideLoadingIfLoadIndicationOff();
break;
case "visible":
this.callBase(args);
this._scrollView.update();
break;
case "rtlEnabled":
this._initScrollView();
this.callBase(args);
break;
case "showChevronExpr":
case "badgeExpr":
this._invalidate();
break;
case "_swipeEnabled":
case "selectByClick":
break;
default:
this.callBase(args)
}
},
_extendActionArgs: function($itemElement) {
if (!this.option("grouped")) {
return this.callBase($itemElement)
}
const $group = $itemElement.closest(".dx-list-group");
const $item = $group.find(".dx-list-item");
return (0, _extend.extend)(this.callBase($itemElement), {
itemIndex: {
group: $group.index(),
item: $item.index($itemElement)
}
})
},
expandGroup: function(groupIndex) {
const deferred = new _deferred.Deferred;
const $group = this._getItemsContainer().find(".".concat("dx-list-group")).eq(groupIndex);
this._collapseGroupHandler($group, false).done(function() {
deferred.resolveWith(this)
}.bind(this));
return deferred.promise()
},
collapseGroup: function(groupIndex) {
const deferred = new _deferred.Deferred;
const $group = this._getItemsContainer().find(".".concat("dx-list-group")).eq(groupIndex);
this._collapseGroupHandler($group, true).done(function() {
deferred.resolveWith(this)
}.bind(this));
return deferred
},
updateDimensions: function() {
const that = this;
const deferred = new _deferred.Deferred;
if (that._scrollView) {
that._scrollView.update().done((function() {
!that._scrollViewIsFull() && that._updateLoadingState(true);
deferred.resolveWith(that)
}))
} else {
deferred.resolveWith(that)
}
return deferred.promise()
},
reload: function() {
this.callBase();
this.scrollTo(0);
this._pullDownHandler()
},
repaint: function() {
this.scrollTo(0);
this.callBase()
},
scrollTop: function() {
return this._scrollView.scrollOffset().top
},
clientHeight: function() {
return this._scrollView.clientHeight()
},
scrollHeight: function() {
return this._scrollView.scrollHeight()
},
scrollBy: function(distance) {
this._scrollView.scrollBy(distance)
},
scrollTo: function(location) {
this._scrollView.scrollTo(location)
},
scrollToItem: function(itemElement) {
const $item = this._editStrategy.getItemElement(itemElement);
const item = null === $item || void 0 === $item ? void 0 : $item.get(0);
this._scrollView.scrollToElement(item, {
bottom: (0, _get_element_style.getElementMargin)(item, "bottom")
})
},
_dimensionChanged: function() {
this.updateDimensions()
}
}).include(_grouped_data_converter_mixin.default);
exports.ListBase = ListBase;
ListBase.ItemClass = _item.default;
function getScrollView() {
return _scrollView || _scroll_view.default
}
function setScrollView(value) {
_scrollView = value
}