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Diffstat (limited to '')
| -rw-r--r-- | comm/mail/base/content/widgets/gloda-autocomplete-input.js | 243 |
1 files changed, 243 insertions, 0 deletions
diff --git a/comm/mail/base/content/widgets/gloda-autocomplete-input.js b/comm/mail/base/content/widgets/gloda-autocomplete-input.js new file mode 100644 index 0000000000..59f71ba6ae --- /dev/null +++ b/comm/mail/base/content/widgets/gloda-autocomplete-input.js @@ -0,0 +1,243 @@ +/** + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/* global MozXULElement */ + +"use strict"; + +// The autocomplete CE is defined lazily. Create one now to get +// autocomplete-input defined, allowing us to inherit from it. +if (!customElements.get("autocomplete-input")) { + delete document.createXULElement("input", { is: "autocomplete-input" }); +} + +customElements.whenDefined("autocomplete-input").then(() => { + const { AppConstants } = ChromeUtils.importESModule( + "resource://gre/modules/AppConstants.sys.mjs" + ); + const { XPCOMUtils } = ChromeUtils.importESModule( + "resource://gre/modules/XPCOMUtils.sys.mjs" + ); + + const lazy = {}; + ChromeUtils.defineESModuleGetters(lazy, { + GlodaIMSearcher: "resource:///modules/GlodaIMSearcher.sys.mjs", + }); + ChromeUtils.defineModuleGetter( + lazy, + "Gloda", + "resource:///modules/gloda/GlodaPublic.jsm" + ); + ChromeUtils.defineModuleGetter( + lazy, + "GlodaMsgSearcher", + "resource:///modules/gloda/GlodaMsgSearcher.jsm" + ); + ChromeUtils.defineModuleGetter( + lazy, + "GlodaConstants", + "resource:///modules/gloda/GlodaConstants.jsm" + ); + + XPCOMUtils.defineLazyGetter( + lazy, + "glodaCompleter", + () => + Cc["@mozilla.org/autocomplete/search;1?name=gloda"].getService( + Ci.nsIAutoCompleteSearch + ).wrappedJSObject + ); + + /** + * The MozGlodaAutocompleteInput widget is used to display the autocomplete search bar. + * + * @augments {AutocompleteInput} + */ + class MozGlodaAutocompleteInput extends customElements.get( + "autocomplete-input" + ) { + constructor() { + super(); + + this.addEventListener( + "drop", + event => { + this.searchInputDNDObserver.onDrop(event); + }, + true + ); + + this.addEventListener("keypress", event => { + if (event.keyCode == KeyEvent.DOM_VK_RETURN) { + // Trigger the click event if a popup result is currently selected. + if (this.popup.richlistbox.selectedIndex != -1) { + this.popup.onPopupClick(event); + } else { + this.doSearch(); + } + event.preventDefault(); + event.stopPropagation(); + } + + if (event.keyCode == KeyEvent.DOM_VK_ESCAPE) { + this.clearSearch(); + event.preventDefault(); + event.stopPropagation(); + } + }); + } + + connectedCallback() { + if (this.hasConnected) { + return; + } + + this.hasConnected = true; + super.connectedCallback(); + + this.setAttribute("is", "gloda-autocomplete-input"); + + // @implements {nsIObserver} + this.searchInputDNDObserver = { + onDrop: event => { + if (event.dataTransfer.types.includes("text/x-moz-address")) { + this.focus(); + this.value = event.dataTransfer.getData("text/plain"); + // XXX for some reason the input field is _cleared_ even though + // the search works. + this.doSearch(); + } + event.stopPropagation(); + }, + }; + + // @implements {nsIObserver} + this.textObserver = { + observe: (subject, topic, data) => { + try { + // Some autocomplete controllers throw NS_ERROR_NOT_IMPLEMENTED. + subject.popupElement; + } catch (ex) { + return; + } + if ( + topic == "autocomplete-did-enter-text" && + document.activeElement == this + ) { + let selectedIndex = this.popup.selectedIndex; + let curResult = lazy.glodaCompleter.curResult; + if (!curResult) { + // autocomplete didn't even finish. + return; + } + let row = curResult.getObjectAt(selectedIndex); + if (row == null) { + return; + } + if (row.fullText) { + // The autocomplete-did-enter-text notification is synchronously + // generated by nsAutoCompleteController which will attempt to + // call ClosePopup after we return and then tell the searchbox + // about the text entered. Since doSearch may close the current + // tab (and thus destroy the XUL document that owns the popup and + // the input field), the search box may no longer have its + // binding attached when we return and telling it about the + // entered text could fail. + // To avoid this, we defer the doSearch call to the next turn of + // the event loop by using setTimeout. + setTimeout(this.doSearch.bind(this), 0); + } else if (row.nounDef) { + let theQuery = lazy.Gloda.newQuery( + lazy.GlodaConstants.NOUN_MESSAGE + ); + if (row.nounDef.name == "tag") { + theQuery = theQuery.tags(row.item); + } else if (row.nounDef.name == "identity") { + theQuery = theQuery.involves(row.item); + } + theQuery.orderBy("-date"); + document.getElementById("tabmail").openTab("glodaFacet", { + query: theQuery, + }); + } + } + }, + }; + + let keyLabel = + AppConstants.platform == "macosx" ? "keyLabelMac" : "keyLabelNonMac"; + let placeholder = this.getAttribute("emptytextbase").replace( + "#1", + this.getAttribute(keyLabel) + ); + + this.setAttribute("placeholder", placeholder); + + Services.obs.addObserver( + this.textObserver, + "autocomplete-did-enter-text" + ); + + // make sure we set our emptytext here from the get-go + if (this.hasAttribute("placeholder")) { + this.placeholder = this.getAttribute("placeholder"); + } + } + + set state(val) { + this.value = val.string; + } + + get state() { + return { string: this.value }; + } + + doSearch() { + if (this.value) { + let tabmail = document.getElementById("tabmail"); + // If the current tab is a gloda search tab, reset the value + // to the initial search value. Otherwise, clear it. This + // is the value that is going to be saved with the current + // tab when we switch back to it next. + let searchString = this.value; + + if (tabmail.currentTabInfo.mode.name == "glodaFacet") { + // We'd rather reuse the existing tab (and somehow do something + // smart with any preexisting facet choices, but that's a + // bit hard right now, so doing the cheap thing and closing + // this tab and starting over. + tabmail.closeTab(); + } + this.value = ""; // clear our value, to avoid persistence + let args = { + searcher: new lazy.GlodaMsgSearcher(null, searchString), + }; + if (Services.prefs.getBoolPref("mail.chat.enabled")) { + args.IMSearcher = new lazy.GlodaIMSearcher(null, searchString); + } + tabmail.openTab("glodaFacet", args); + } + } + + clearSearch() { + this.value = ""; + } + + disconnectedCallback() { + Services.obs.removeObserver( + this.textObserver, + "autocomplete-did-enter-text" + ); + this.hasConnected = false; + } + } + + MozXULElement.implementCustomInterface(MozGlodaAutocompleteInput, [ + Ci.nsIObserver, + ]); + customElements.define("gloda-autocomplete-input", MozGlodaAutocompleteInput, { + extends: "input", + }); +}); |