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+/* 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/. */
+
+Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "PlacesUtils",
+ "resource://gre/modules/PlacesUtils.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "Task",
+ "resource://gre/modules/Task.jsm");
+
+const ENGINE_FLAVOR = "text/x-moz-search-engine";
+
+var gEngineView = null;
+
+var gSearchPane = {
+
+ /**
+ * Initialize autocomplete to ensure prefs are in sync.
+ */
+ _initAutocomplete: function () {
+ Components.classes["@mozilla.org/autocomplete/search;1?name=unifiedcomplete"]
+ .getService(Components.interfaces.mozIPlacesAutoComplete);
+ },
+
+ init: function ()
+ {
+ gEngineView = new EngineView(new EngineStore());
+ document.getElementById("engineList").view = gEngineView;
+ this.buildDefaultEngineDropDown();
+
+ let addEnginesLink = document.getElementById("addEngines");
+ let searchEnginesURL = Services.wm.getMostRecentWindow('navigator:browser')
+ .BrowserSearch.searchEnginesURL;
+ addEnginesLink.setAttribute("href", searchEnginesURL);
+
+ window.addEventListener("click", this, false);
+ window.addEventListener("command", this, false);
+ window.addEventListener("dragstart", this, false);
+ window.addEventListener("keypress", this, false);
+ window.addEventListener("select", this, false);
+ window.addEventListener("blur", this, true);
+
+ Services.obs.addObserver(this, "browser-search-engine-modified", false);
+ window.addEventListener("unload", () => {
+ Services.obs.removeObserver(this, "browser-search-engine-modified", false);
+ });
+
+ this._initAutocomplete();
+
+ let suggestsPref =
+ document.getElementById("browser.search.suggest.enabled");
+ suggestsPref.addEventListener("change", () => {
+ this.updateSuggestsCheckbox();
+ });
+ this.updateSuggestsCheckbox();
+ },
+
+ updateSuggestsCheckbox() {
+ let suggestsPref =
+ document.getElementById("browser.search.suggest.enabled");
+ let permanentPB =
+ Services.prefs.getBoolPref("browser.privatebrowsing.autostart");
+ let urlbarSuggests = document.getElementById("urlBarSuggestion");
+ urlbarSuggests.disabled = !suggestsPref.value || permanentPB;
+
+ let urlbarSuggestsPref =
+ document.getElementById("browser.urlbar.suggest.searches");
+ urlbarSuggests.checked = urlbarSuggestsPref.value;
+ if (urlbarSuggests.disabled) {
+ urlbarSuggests.checked = false;
+ }
+
+ let permanentPBLabel =
+ document.getElementById("urlBarSuggestionPermanentPBLabel");
+ permanentPBLabel.hidden = urlbarSuggests.hidden || !permanentPB;
+ },
+
+ buildDefaultEngineDropDown: function() {
+ // This is called each time something affects the list of engines.
+ let list = document.getElementById("defaultEngine");
+ // Set selection to the current default engine.
+ let currentEngine = Services.search.currentEngine.name;
+
+ // If the current engine isn't in the list any more, select the first item.
+ let engines = gEngineView._engineStore._engines;
+ if (!engines.some(e => e.name == currentEngine))
+ currentEngine = engines[0].name;
+
+ // Now clean-up and rebuild the list.
+ list.removeAllItems();
+ gEngineView._engineStore._engines.forEach(e => {
+ let item = list.appendItem(e.name);
+ item.setAttribute("class", "menuitem-iconic searchengine-menuitem menuitem-with-favicon");
+ if (e.iconURI) {
+ item.setAttribute("image", e.iconURI.spec);
+ }
+ item.engine = e;
+ if (e.name == currentEngine)
+ list.selectedItem = item;
+ });
+ },
+
+ handleEvent: function(aEvent) {
+ switch (aEvent.type) {
+ case "click":
+ if (aEvent.target.id != "engineChildren" &&
+ !aEvent.target.classList.contains("searchEngineAction")) {
+ let engineList = document.getElementById("engineList");
+ // We don't want to toggle off selection while editing keyword
+ // so proceed only when the input field is hidden.
+ // We need to check that engineList.view is defined here
+ // because the "click" event listener is on <window> and the
+ // view might have been destroyed if the pane has been navigated
+ // away from.
+ if (engineList.inputField.hidden && engineList.view) {
+ let selection = engineList.view.selection;
+ if (selection.count > 0) {
+ selection.toggleSelect(selection.currentIndex);
+ }
+ engineList.blur();
+ }
+ }
+ break;
+ case "command":
+ switch (aEvent.target.id) {
+ case "":
+ if (aEvent.target.parentNode &&
+ aEvent.target.parentNode.parentNode &&
+ aEvent.target.parentNode.parentNode.id == "defaultEngine") {
+ gSearchPane.setDefaultEngine();
+ }
+ break;
+ case "restoreDefaultSearchEngines":
+ gSearchPane.onRestoreDefaults();
+ break;
+ case "removeEngineButton":
+ Services.search.removeEngine(gEngineView.selectedEngine.originalEngine);
+ break;
+ }
+ break;
+ case "dragstart":
+ if (aEvent.target.id == "engineChildren") {
+ onDragEngineStart(aEvent);
+ }
+ break;
+ case "keypress":
+ if (aEvent.target.id == "engineList") {
+ gSearchPane.onTreeKeyPress(aEvent);
+ }
+ break;
+ case "select":
+ if (aEvent.target.id == "engineList") {
+ gSearchPane.onTreeSelect();
+ }
+ break;
+ case "blur":
+ if (aEvent.target.id == "engineList" &&
+ aEvent.target.inputField == document.getBindingParent(aEvent.originalTarget)) {
+ gSearchPane.onInputBlur();
+ }
+ break;
+ }
+ },
+
+ observe: function(aEngine, aTopic, aVerb) {
+ if (aTopic == "browser-search-engine-modified") {
+ aEngine.QueryInterface(Components.interfaces.nsISearchEngine);
+ switch (aVerb) {
+ case "engine-added":
+ gEngineView._engineStore.addEngine(aEngine);
+ gEngineView.rowCountChanged(gEngineView.lastIndex, 1);
+ gSearchPane.buildDefaultEngineDropDown();
+ break;
+ case "engine-changed":
+ gEngineView._engineStore.reloadIcons();
+ gEngineView.invalidate();
+ break;
+ case "engine-removed":
+ gSearchPane.remove(aEngine);
+ break;
+ case "engine-current":
+ // If the user is going through the drop down using up/down keys, the
+ // dropdown may still be open (eg. on Windows) when engine-current is
+ // fired, so rebuilding the list unconditionally would get in the way.
+ let selectedEngine =
+ document.getElementById("defaultEngine").selectedItem.engine;
+ if (selectedEngine.name != aEngine.name)
+ gSearchPane.buildDefaultEngineDropDown();
+ break;
+ case "engine-default":
+ // Not relevant
+ break;
+ }
+ }
+ },
+
+ onInputBlur: function(aEvent) {
+ let tree = document.getElementById("engineList");
+ if (!tree.hasAttribute("editing"))
+ return;
+
+ // Accept input unless discarded.
+ let accept = aEvent.charCode != KeyEvent.DOM_VK_ESCAPE;
+ tree.stopEditing(accept);
+ },
+
+ onTreeSelect: function() {
+ document.getElementById("removeEngineButton").disabled =
+ !gEngineView.isEngineSelectedAndRemovable();
+ },
+
+ onTreeKeyPress: function(aEvent) {
+ let index = gEngineView.selectedIndex;
+ let tree = document.getElementById("engineList");
+ if (tree.hasAttribute("editing"))
+ return;
+
+ if (aEvent.charCode == KeyEvent.DOM_VK_SPACE) {
+ // Space toggles the checkbox.
+ let newValue = !gEngineView._engineStore.engines[index].shown;
+ gEngineView.setCellValue(index, tree.columns.getFirstColumn(),
+ newValue.toString());
+ // Prevent page from scrolling on the space key.
+ aEvent.preventDefault();
+ }
+ else {
+ let isMac = Services.appinfo.OS == "Darwin";
+ if ((isMac && aEvent.keyCode == KeyEvent.DOM_VK_RETURN) ||
+ (!isMac && aEvent.keyCode == KeyEvent.DOM_VK_F2)) {
+ tree.startEditing(index, tree.columns.getLastColumn());
+ } else if (aEvent.keyCode == KeyEvent.DOM_VK_DELETE ||
+ (isMac && aEvent.shiftKey &&
+ aEvent.keyCode == KeyEvent.DOM_VK_BACK_SPACE &&
+ gEngineView.isEngineSelectedAndRemovable())) {
+ // Delete and Shift+Backspace (Mac) removes selected engine.
+ Services.search.removeEngine(gEngineView.selectedEngine.originalEngine);
+ }
+ }
+ },
+
+ onRestoreDefaults: function() {
+ let num = gEngineView._engineStore.restoreDefaultEngines();
+ gEngineView.rowCountChanged(0, num);
+ gEngineView.invalidate();
+ },
+
+ showRestoreDefaults: function(aEnable) {
+ document.getElementById("restoreDefaultSearchEngines").disabled = !aEnable;
+ },
+
+ remove: function(aEngine) {
+ let index = gEngineView._engineStore.removeEngine(aEngine);
+ gEngineView.rowCountChanged(index, -1);
+ gEngineView.invalidate();
+ gEngineView.selection.select(Math.min(index, gEngineView.lastIndex));
+ gEngineView.ensureRowIsVisible(gEngineView.currentIndex);
+ document.getElementById("engineList").focus();
+ },
+
+ editKeyword: Task.async(function* (aEngine, aNewKeyword) {
+ let keyword = aNewKeyword.trim();
+ if (keyword) {
+ let eduplicate = false;
+ let dupName = "";
+
+ // Check for duplicates in Places keywords.
+ let bduplicate = !!(yield PlacesUtils.keywords.fetch(keyword));
+
+ // Check for duplicates in changes we haven't committed yet
+ let engines = gEngineView._engineStore.engines;
+ for (let engine of engines) {
+ if (engine.alias == keyword &&
+ engine.name != aEngine.name) {
+ eduplicate = true;
+ dupName = engine.name;
+ break;
+ }
+ }
+
+ // Notify the user if they have chosen an existing engine/bookmark keyword
+ if (eduplicate || bduplicate) {
+ let strings = document.getElementById("engineManagerBundle");
+ let dtitle = strings.getString("duplicateTitle");
+ let bmsg = strings.getString("duplicateBookmarkMsg");
+ let emsg = strings.getFormattedString("duplicateEngineMsg", [dupName]);
+
+ Services.prompt.alert(window, dtitle, eduplicate ? emsg : bmsg);
+ return false;
+ }
+ }
+
+ gEngineView._engineStore.changeEngine(aEngine, "alias", keyword);
+ gEngineView.invalidate();
+ return true;
+ }),
+
+ saveOneClickEnginesList: function () {
+ let hiddenList = [];
+ for (let engine of gEngineView._engineStore.engines) {
+ if (!engine.shown)
+ hiddenList.push(engine.name);
+ }
+ document.getElementById("browser.search.hiddenOneOffs").value =
+ hiddenList.join(",");
+ },
+
+ setDefaultEngine: function () {
+ Services.search.currentEngine =
+ document.getElementById("defaultEngine").selectedItem.engine;
+ }
+};
+
+function onDragEngineStart(event) {
+ var selectedIndex = gEngineView.selectedIndex;
+ var tree = document.getElementById("engineList");
+ var row = { }, col = { }, child = { };
+ tree.treeBoxObject.getCellAt(event.clientX, event.clientY, row, col, child);
+ if (selectedIndex >= 0 && !gEngineView.isCheckBox(row.value, col.value)) {
+ event.dataTransfer.setData(ENGINE_FLAVOR, selectedIndex.toString());
+ event.dataTransfer.effectAllowed = "move";
+ }
+}
+
+
+function EngineStore() {
+ let pref = document.getElementById("browser.search.hiddenOneOffs").value;
+ this.hiddenList = pref ? pref.split(",") : [];
+
+ this._engines = Services.search.getVisibleEngines().map(this._cloneEngine, this);
+ this._defaultEngines = Services.search.getDefaultEngines().map(this._cloneEngine, this);
+
+ // check if we need to disable the restore defaults button
+ var someHidden = this._defaultEngines.some(e => e.hidden);
+ gSearchPane.showRestoreDefaults(someHidden);
+}
+EngineStore.prototype = {
+ _engines: null,
+ _defaultEngines: null,
+
+ get engines() {
+ return this._engines;
+ },
+ set engines(val) {
+ this._engines = val;
+ return val;
+ },
+
+ _getIndexForEngine: function ES_getIndexForEngine(aEngine) {
+ return this._engines.indexOf(aEngine);
+ },
+
+ _getEngineByName: function ES_getEngineByName(aName) {
+ return this._engines.find(engine => engine.name == aName);
+ },
+
+ _cloneEngine: function ES_cloneEngine(aEngine) {
+ var clonedObj={};
+ for (var i in aEngine)
+ clonedObj[i] = aEngine[i];
+ clonedObj.originalEngine = aEngine;
+ clonedObj.shown = this.hiddenList.indexOf(clonedObj.name) == -1;
+ return clonedObj;
+ },
+
+ // Callback for Array's some(). A thisObj must be passed to some()
+ _isSameEngine: function ES_isSameEngine(aEngineClone) {
+ return aEngineClone.originalEngine == this.originalEngine;
+ },
+
+ addEngine: function ES_addEngine(aEngine) {
+ this._engines.push(this._cloneEngine(aEngine));
+ },
+
+ moveEngine: function ES_moveEngine(aEngine, aNewIndex) {
+ if (aNewIndex < 0 || aNewIndex > this._engines.length - 1)
+ throw new Error("ES_moveEngine: invalid aNewIndex!");
+ var index = this._getIndexForEngine(aEngine);
+ if (index == -1)
+ throw new Error("ES_moveEngine: invalid engine?");
+
+ if (index == aNewIndex)
+ return; // nothing to do
+
+ // Move the engine in our internal store
+ var removedEngine = this._engines.splice(index, 1)[0];
+ this._engines.splice(aNewIndex, 0, removedEngine);
+
+ Services.search.moveEngine(aEngine.originalEngine, aNewIndex);
+ },
+
+ removeEngine: function ES_removeEngine(aEngine) {
+ if (this._engines.length == 1) {
+ throw new Error("Cannot remove last engine!");
+ }
+
+ let engineName = aEngine.name;
+ let index = this._engines.findIndex(element => element.name == engineName);
+
+ if (index == -1)
+ throw new Error("invalid engine?");
+
+ let removedEngine = this._engines.splice(index, 1)[0];
+
+ if (this._defaultEngines.some(this._isSameEngine, removedEngine))
+ gSearchPane.showRestoreDefaults(true);
+ gSearchPane.buildDefaultEngineDropDown();
+ return index;
+ },
+
+ restoreDefaultEngines: function ES_restoreDefaultEngines() {
+ var added = 0;
+
+ for (var i = 0; i < this._defaultEngines.length; ++i) {
+ var e = this._defaultEngines[i];
+
+ // If the engine is already in the list, just move it.
+ if (this._engines.some(this._isSameEngine, e)) {
+ this.moveEngine(this._getEngineByName(e.name), i);
+ } else {
+ // Otherwise, add it back to our internal store
+
+ // The search service removes the alias when an engine is hidden,
+ // so clear any alias we may have cached before unhiding the engine.
+ e.alias = "";
+
+ this._engines.splice(i, 0, e);
+ let engine = e.originalEngine;
+ engine.hidden = false;
+ Services.search.moveEngine(engine, i);
+ added++;
+ }
+ }
+ Services.search.resetToOriginalDefaultEngine();
+ gSearchPane.showRestoreDefaults(false);
+ gSearchPane.buildDefaultEngineDropDown();
+ return added;
+ },
+
+ changeEngine: function ES_changeEngine(aEngine, aProp, aNewValue) {
+ var index = this._getIndexForEngine(aEngine);
+ if (index == -1)
+ throw new Error("invalid engine?");
+
+ this._engines[index][aProp] = aNewValue;
+ aEngine.originalEngine[aProp] = aNewValue;
+ },
+
+ reloadIcons: function ES_reloadIcons() {
+ this._engines.forEach(function (e) {
+ e.uri = e.originalEngine.uri;
+ });
+ }
+};
+
+function EngineView(aEngineStore) {
+ this._engineStore = aEngineStore;
+}
+EngineView.prototype = {
+ _engineStore: null,
+ tree: null,
+
+ get lastIndex() {
+ return this.rowCount - 1;
+ },
+ get selectedIndex() {
+ var seln = this.selection;
+ if (seln.getRangeCount() > 0) {
+ var min = {};
+ seln.getRangeAt(0, min, {});
+ return min.value;
+ }
+ return -1;
+ },
+ get selectedEngine() {
+ return this._engineStore.engines[this.selectedIndex];
+ },
+
+ // Helpers
+ rowCountChanged: function (index, count) {
+ this.tree.rowCountChanged(index, count);
+ },
+
+ invalidate: function () {
+ this.tree.invalidate();
+ },
+
+ ensureRowIsVisible: function (index) {
+ this.tree.ensureRowIsVisible(index);
+ },
+
+ getSourceIndexFromDrag: function (dataTransfer) {
+ return parseInt(dataTransfer.getData(ENGINE_FLAVOR));
+ },
+
+ isCheckBox: function(index, column) {
+ return column.id == "engineShown";
+ },
+
+ isEngineSelectedAndRemovable: function() {
+ return this.selectedIndex != -1 && this.lastIndex != 0;
+ },
+
+ // nsITreeView
+ get rowCount() {
+ return this._engineStore.engines.length;
+ },
+
+ getImageSrc: function(index, column) {
+ if (column.id == "engineName") {
+ if (this._engineStore.engines[index].iconURI)
+ return this._engineStore.engines[index].iconURI.spec;
+
+ if (window.devicePixelRatio > 1)
+ return "chrome://browser/skin/search-engine-placeholder@2x.png";
+ return "chrome://browser/skin/search-engine-placeholder.png";
+ }
+
+ return "";
+ },
+
+ getCellText: function(index, column) {
+ if (column.id == "engineName")
+ return this._engineStore.engines[index].name;
+ else if (column.id == "engineKeyword")
+ return this._engineStore.engines[index].alias;
+ return "";
+ },
+
+ setTree: function(tree) {
+ this.tree = tree;
+ },
+
+ canDrop: function(targetIndex, orientation, dataTransfer) {
+ var sourceIndex = this.getSourceIndexFromDrag(dataTransfer);
+ return (sourceIndex != -1 &&
+ sourceIndex != targetIndex &&
+ sourceIndex != targetIndex + orientation);
+ },
+
+ drop: function(dropIndex, orientation, dataTransfer) {
+ var sourceIndex = this.getSourceIndexFromDrag(dataTransfer);
+ var sourceEngine = this._engineStore.engines[sourceIndex];
+
+ const nsITreeView = Components.interfaces.nsITreeView;
+ if (dropIndex > sourceIndex) {
+ if (orientation == nsITreeView.DROP_BEFORE)
+ dropIndex--;
+ } else if (orientation == nsITreeView.DROP_AFTER) {
+ dropIndex++;
+ }
+
+ this._engineStore.moveEngine(sourceEngine, dropIndex);
+ gSearchPane.showRestoreDefaults(true);
+ gSearchPane.buildDefaultEngineDropDown();
+
+ // Redraw, and adjust selection
+ this.invalidate();
+ this.selection.select(dropIndex);
+ },
+
+ selection: null,
+ getRowProperties: function(index) { return ""; },
+ getCellProperties: function(index, column) { return ""; },
+ getColumnProperties: function(column) { return ""; },
+ isContainer: function(index) { return false; },
+ isContainerOpen: function(index) { return false; },
+ isContainerEmpty: function(index) { return false; },
+ isSeparator: function(index) { return false; },
+ isSorted: function(index) { return false; },
+ getParentIndex: function(index) { return -1; },
+ hasNextSibling: function(parentIndex, index) { return false; },
+ getLevel: function(index) { return 0; },
+ getProgressMode: function(index, column) { },
+ getCellValue: function(index, column) {
+ if (column.id == "engineShown")
+ return this._engineStore.engines[index].shown;
+ return undefined;
+ },
+ toggleOpenState: function(index) { },
+ cycleHeader: function(column) { },
+ selectionChanged: function() { },
+ cycleCell: function(row, column) { },
+ isEditable: function(index, column) { return column.id != "engineName"; },
+ isSelectable: function(index, column) { return false; },
+ setCellValue: function(index, column, value) {
+ if (column.id == "engineShown") {
+ this._engineStore.engines[index].shown = value == "true";
+ gEngineView.invalidate();
+ gSearchPane.saveOneClickEnginesList();
+ }
+ },
+ setCellText: function(index, column, value) {
+ if (column.id == "engineKeyword") {
+ gSearchPane.editKeyword(this._engineStore.engines[index], value)
+ .then(valid => {
+ if (!valid)
+ document.getElementById("engineList").startEditing(index, column);
+ });
+ }
+ },
+ performAction: function(action) { },
+ performActionOnRow: function(action, index) { },
+ performActionOnCell: function(action, index, column) { }
+};
generated by cgit v1.2.3 (git 2.26.2) at 2024-11-17 20:51:47 +0000