devextreme
Version:
HTML5 JavaScript Component Suite for Responsive Web Development
50 lines (49 loc) • 1.53 kB
JavaScript
/**
* DevExtreme (cjs/__internal/ui/overlay/z_index.js)
* Version: 25.1.5
* Build date: Wed Sep 03 2025
*
* Copyright (c) 2012 - 2025 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.remove = exports.isLastZIndexInStack = exports.create = exports.clearStack = exports.base = void 0;
var _common = require("../../../core/utils/common");
let baseZIndex = 1500;
let zIndexStack = [];
const base = zIndex => {
baseZIndex = (0, _common.ensureDefined)(zIndex, baseZIndex);
return baseZIndex
};
exports.base = base;
const create = function() {
let baseIndex = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : baseZIndex;
const {
length: length
} = zIndexStack;
const index = (length ? zIndexStack[length - 1] : baseIndex) + 1;
zIndexStack.push(index);
return index
};
exports.create = create;
const remove = zIndex => {
const position = zIndexStack.indexOf(zIndex);
if (position >= 0) {
zIndexStack.splice(position, 1)
}
};
exports.remove = remove;
const isLastZIndexInStack = zIndex => {
if (zIndexStack.length) {
return zIndexStack[zIndexStack.length - 1] === zIndex
}
return false
};
exports.isLastZIndexInStack = isLastZIndexInStack;
const clearStack = () => {
zIndexStack = []
};
exports.clearStack = clearStack;