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https://gitlab.winehq.org/wine/wine-gecko.git
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1131c2a621
Backed out changeset 659c40243282 (bug 1075670) Backed out changeset 45b61c78ee2d (bug 1075670) Backed out changeset 23bb7b239c78 (bug 1075670) Backed out changeset a68d5051107f (bug 1075670) Backed out changeset bd7a5d213692 (bug 1075670) Backed out changeset f705f5063169 (bug 1075670) Backed out changeset 13619f8fa672 (bug 1075670) CLOSED TREE
99 lines
2.9 KiB
JavaScript
99 lines
2.9 KiB
JavaScript
/* 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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"use strict";
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this.EXPORTED_SYMBOLS = [
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"SelectParentHelper"
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];
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let currentBrowser = null;
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this.SelectParentHelper = {
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populate: function(menulist, items, selectedIndex) {
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// Clear the current contents of the popup
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menulist.menupopup.textContent = "";
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populateChildren(menulist.menupopup, items, selectedIndex);
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// We expect the parent element of the popup to be a <xul:menulist> that
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// has the popuponly attribute set to "true". This is necessary in order
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// for a <xul:menupopup> to act like a proper <html:select> dropdown, as
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// the <xul:menulist> does things like remember state and set the
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// _moz-menuactive attribute on the selected <xul:menuitem>.
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menulist.selectedIndex = selectedIndex;
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},
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open: function(browser, menulist, rect) {
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menulist.hidden = false;
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currentBrowser = browser;
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this._registerListeners(menulist.menupopup);
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let {x, y} = browser.mapScreenCoordinatesFromContent(rect.left, rect.top + rect.height);
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menulist.menupopup.openPopupAtScreen(x, y);
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menulist.selectedItem.scrollIntoView();
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},
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hide: function(menulist) {
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menulist.menupopup.hidePopup();
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},
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handleEvent: function(event) {
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let popup = event.currentTarget;
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let menulist = popup.parentNode;
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switch (event.type) {
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case "command":
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if (event.target.hasAttribute("value")) {
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currentBrowser.messageManager.sendAsyncMessage("Forms:SelectDropDownItem", {
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value: event.target.value
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});
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}
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popup.hidePopup();
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break;
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case "popuphidden":
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currentBrowser.messageManager.sendAsyncMessage("Forms:DismissedDropDown", {});
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currentBrowser = null;
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this._unregisterListeners(popup);
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menulist.hidden = true;
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break;
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}
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},
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_registerListeners: function(popup) {
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popup.addEventListener("command", this);
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popup.addEventListener("popuphidden", this);
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},
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_unregisterListeners: function(popup) {
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popup.removeEventListener("command", this);
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popup.removeEventListener("popuphidden", this);
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},
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};
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function populateChildren(element, options, selectedIndex, startIndex = 0, isGroup = false) {
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let index = startIndex;
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for (let option of options) {
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let item = element.ownerDocument.createElement("menuitem");
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item.setAttribute("label", option.textContent);
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element.appendChild(item);
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if (option.children.length > 0) {
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item.classList.add("contentSelectDropdown-optgroup");
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item.setAttribute("disabled", "true");
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index = populateChildren(element, option.children, selectedIndex, index, true);
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} else {
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item.setAttribute("value", index++);
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if (isGroup) {
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item.classList.add("contentSelectDropdown-ingroup")
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}
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}
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}
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return index;
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}
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