зеркало из https://github.com/mozilla/gecko-dev.git
49 строки
1.7 KiB
JavaScript
49 строки
1.7 KiB
JavaScript
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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// Creates a modal container, if it doesn't exist, and adds the provided
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// content element to it
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function showModalContainer(content) {
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var container = document.getElementById("eModalContainer");
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if (container == null) {
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container = document.createElement("div");
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container.id = "eModalContainer";
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container.classList.add("modal_container");
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var mask = document.createElement("div");
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mask.id = "eModalMask";
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mask.classList.add("modal_mask");
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document.body.appendChild(mask);
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document.body.appendChild(container);
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} else {
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container.hidden = false;
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document.getElementById("eModalMask").hidden = false;
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}
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container.appendChild(content);
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if (content.classList.contains("modal_hide")) {
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content.classList.replace("modal_hide", "modal_content");
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} else {
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content.classList.add("modal_content");
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}
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}
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// Hides the modal container, and returns the contents back to the caller.
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// The caller can choose to use the return value to move the contents to
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// another part of the DOM, or ignore the return value so that the nodes
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// can be garbage collected.
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function clearModalContainer() {
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var container = document.getElementById("eModalContainer");
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container.hidden = true;
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document.getElementById("eModalMask").hidden = true;
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var content = container.firstElementChild;
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container.removeChild(content);
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content.classList.replace("modal_content", "modal_hide");
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return content;
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}
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