313 lines
9.5 KiB
JavaScript
313 lines
9.5 KiB
JavaScript
/*
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***** BEGIN LICENSE BLOCK *****
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Copyright © 2009 Center for History and New Media
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George Mason University, Fairfax, Virginia, USA
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http://zotero.org
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This file is part of Zotero.
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Zotero is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Zotero is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with Zotero. If not, see <http://www.gnu.org/licenses/>.
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***** END LICENSE BLOCK *****
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*/
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/*
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* This object contains the various functions for the interface
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*/
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var ZoteroOverlay = new function()
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{
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const DEFAULT_ZPANE_HEIGHT = 300;
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var toolbarCollapseState, showInPref;
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var zoteroPane, zoteroSplitter;
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var _stateBeforeReload = false;
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this.isTab = false;
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this.onLoad = function() {
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zoteroPane = document.getElementById('zotero-pane-stack');
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zoteroSplitter = document.getElementById('zotero-splitter');
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var self = this;
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Zotero.Promise.try(function () {
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if (!Zotero || Zotero.skipLoading) {
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throw true;
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}
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return Zotero.Promise.all([Zotero.initializationPromise, Zotero.unlockPromise]);
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})
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.then(function () {
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Zotero.debug("Initializing overlay");
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if (Zotero.skipLoading) {
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throw true;
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}
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ZoteroPane_Overlay = ZoteroPane;
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ZoteroPane.init();
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// Open Zotero app tab, if in Fx 4 and requested by pref
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showInPref = Components.classes["@mozilla.org/preferences-service;1"]
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.getService(Components.interfaces.nsIPrefService)
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.getBranch('extensions.zotero.').getIntPref('showIn');
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self.isTab = showInPref !== 1;
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var observerService = Components.classes["@mozilla.org/observer-service;1"]
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.getService(Components.interfaces.nsIObserverService);
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var zoteroObserver = function(subject, topic, data) {
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if(subject != window) return;
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observerService.removeObserver(this, "browser-delayed-startup-finished");
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if(showInPref === 3) {
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var tabbar = document.getElementById("TabsToolbar");
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if(tabbar && window.getComputedStyle(tabbar).display !== "none") {
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// load Zotero as a tab, if it isn't loading by default
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ZoteroOverlay.loadZoteroTab(true);
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}
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} else if(showInPref === 1) {
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// close Zotero as a tab, in case it was pinned
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var zoteroTab = ZoteroOverlay.findZoteroTab();
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if(zoteroTab) gBrowser.removeTab(zoteroTab);
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}
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};
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observerService.addObserver(zoteroObserver, "browser-delayed-startup-finished", false);
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// Set a flag for hi-res displays
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Zotero.hiDPI = window.devicePixelRatio > 1;
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// Clear old Zotero icon pref
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var prefBranch = Components.classes["@mozilla.org/preferences-service;1"]
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.getService(Components.interfaces.nsIPrefService)
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.getBranch('extensions.zotero.');
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prefBranch.clearUserPref('statusBarIcon');
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// Add toolbar icon
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try {
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Services.scriptloader.loadSubScript("chrome://zotero/content/icon.js", {}, "UTF-8");
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}
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catch (e) {
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Zotero.logError(e);
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}
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// TODO: Add only when progress window is open
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document.getElementById('appcontent').addEventListener('mousemove', Zotero.ProgressWindowSet.updateTimers, false);
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// Used for loading pages from upgrade wizard
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if (Zotero.initialURL) {
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setTimeout(function () {
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gBrowser.selectedTab = gBrowser.addTab(Zotero.initialURL);
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Zotero.initialURL = null;
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}, 1);
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}
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// Hide browser chrome on Zotero tab
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XULBrowserWindow.inContentWhitelist.push("chrome://zotero/content/tab.xul");
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// Close pane before reload
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ZoteroPane_Local.addBeforeReloadListener(function(newMode) {
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if(newMode == "connector") {
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// save current state
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_stateBeforeReload = !zoteroPane.hidden && !zoteroPane.collapsed;
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// ensure pane is closed
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if(!zoteroPane.collapsed) ZoteroOverlay.toggleDisplay(false, true);
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}
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});
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// Close pane if connector is enabled
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ZoteroPane_Local.addReloadListener(function() {
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if(!Zotero.isConnector) {
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// reopen pane if it was open before
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ZoteroOverlay.toggleDisplay(_stateBeforeReload, true);
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}
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});
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})
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.catch(function (e) {
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Zotero.debug(e, 1);
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throw e;
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});
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}
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this.onUnload = function() {
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ZoteroPane.destroy();
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}
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this.onBeforeUnload = function() {
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// close Zotero as a tab, so it won't be pinned
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var zoteroTab = ZoteroOverlay.findZoteroTab();
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if(zoteroTab) gBrowser.removeTab(zoteroTab);
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}
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/**
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* Hides/displays the Zotero interface
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* @param {Boolean} makeVisible Whether or not Zotero interface should be visible
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* @param {Boolean} dontRefocus If true, don't focus content when closing Zotero pane. Used
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* when closing pane because Zotero Standalone is being opened, to avoid pulling Firefox to
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* the foreground.
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*/
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this.toggleDisplay = function(makeVisible, dontRefocus)
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{
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if (!Zotero || Zotero.skipLoading) {
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ZoteroPane.displayStartupError();
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return;
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}
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// Don't do anything if pane is already showing
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if (makeVisible && ZoteroPane.isShowing()) {
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return;
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}
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if(makeVisible || makeVisible === undefined) {
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if(Zotero.isConnector) {
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// If in connector mode, bring Zotero Standalone to foreground
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Zotero.activateStandalone();
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return;
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} else if(this.isTab) {
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// If in separate tab mode, just open the tab
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this.loadZoteroTab();
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return;
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}
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}
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if(makeVisible === undefined) makeVisible = zoteroPane.hidden || zoteroPane.collapsed;
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/*
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Zotero.debug("zoteroPane.boxObject.height: " + zoteroPane.boxObject.height);
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Zotero.debug("zoteroPane.getAttribute('height'): " + zoteroPane.getAttribute('height'));
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Zotero.debug("zoteroPane.getAttribute('minheight'): " + zoteroPane.getAttribute('minheight'));
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Zotero.debug("savedHeight: " + savedHeight);
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*/
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if(makeVisible) {
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zoteroSplitter.setAttribute('hidden', false);
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zoteroPane.setAttribute('hidden', false);
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zoteroPane.setAttribute('collapsed', false);
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// Get saved height (makeVisible() may change it)
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if (zoteroPane.hasAttribute('savedHeight')) {
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var savedHeight = zoteroPane.getAttribute('savedHeight');
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}
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else {
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var savedHeight = DEFAULT_ZPANE_HEIGHT;
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}
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// Restore height
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var max = document.getElementById('appcontent').boxObject.height
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- zoteroSplitter.boxObject.height;
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zoteroPane.setAttribute('height', Math.min(savedHeight, max));
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// Make visible
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ZoteroPane.makeVisible();
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// Make sure tags splitter isn't missing for people upgrading from <2.0b7
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document.getElementById('zotero-tags-splitter').collapsed = false;
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} else {
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ZoteroPane.makeHidden();
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// Collapse pane
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zoteroSplitter.setAttribute('hidden', true);
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zoteroPane.setAttribute('collapsed', true);
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zoteroPane.height = 0;
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document.getElementById('content').setAttribute('collapsed', false);
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if(!dontRefocus) {
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// Return focus to the browser content pane
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window.content.window.focus();
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}
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}
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}
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/**
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* Determines whether there is an open Zotero tab
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*/
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this.findZoteroTab = function() {
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// Look for an existing tab
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var tab = false;
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var numTabs = gBrowser.browsers.length;
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for(var index = 0; index < numTabs; index++) {
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var currentBrowser = gBrowser.getBrowserAtIndex(index);
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if(ZOTERO_TAB_URL == currentBrowser.currentURI.spec) {
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tab = (gBrowser.tabs ? gBrowser.tabs : gBrowser.mTabs)[index];
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break;
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}
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}
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return tab;
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}
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/**
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* Loads the Zotero tab, or adds a new tab if no tab yet exists
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* @param {Boolean} background Whether the Zotero tab should be loaded in the background
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*/
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this.loadZoteroTab = function(background) {
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var tab = this.findZoteroTab();
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// If no existing tab, add a new tab
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if(!tab) tab = gBrowser.addTab(ZOTERO_TAB_URL);
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// Pin tab
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if(showInPref == 3) gBrowser.pinTab(tab);
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// If requested, activate tab
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if(!background) gBrowser.selectedTab = tab;
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}
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/**
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* Toggle between Zotero as a tab and Zotero as a pane
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*/
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this.toggleTab = function(setMode) {
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var tab = this.findZoteroTab();
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window.zoteroSavedItemSelection = ZoteroPane.itemsView.saveSelection();
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window.zoteroSavedCollectionSelection = ZoteroPane.collectionsView.saveSelection();
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if(tab) { // Zotero is running in a tab
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if(setMode) return;
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// if Zotero tab is the only tab, open the home page in a new tab
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if((gBrowser.tabs ? gBrowser.tabs : gBrowser.mTabs).length === 1) {
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gBrowser.addTab(gBrowser.homePage);
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}
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// swap ZoteroPane object
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ZoteroPane = ZoteroPane_Overlay;
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// otherwise, close Zotero tab and open Zotero pane
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gBrowser.removeTab(tab);
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this.isTab = false;
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this.toggleDisplay();
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} else { // Zotero is running in the pane
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if(setMode === false) return;
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// close Zotero pane
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this.toggleDisplay(false);
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// open Zotero tab
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this.isTab = true;
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this.loadZoteroTab();
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}
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}
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}
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window.addEventListener("load", function(e) {
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try {
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ZoteroOverlay.onLoad(e);
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}
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catch (e) {
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Components.utils.reportError(e);
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if (Zotero) {
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Zotero.debug(e, 1);
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}
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else {
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dump(e + "\n\n");
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}
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}
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}, false);
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window.addEventListener("unload", function(e) { ZoteroOverlay.onUnload(e); }, false);
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window.addEventListener("beforeunload", function(e) { ZoteroOverlay.onBeforeUnload(e); }, false);
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