forked from mirrors/gecko-dev
248 lines
7.9 KiB
JavaScript
248 lines
7.9 KiB
JavaScript
# ***** BEGIN LICENSE BLOCK *****
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# Version: MPL 1.1/GPL 2.0/LGPL 2.1
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#
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# The contents of this file are subject to the Mozilla Public License Version
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# 1.1 (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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# http://www.mozilla.org/MPL/
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#
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# Software distributed under the License is distributed on an "AS IS" basis,
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# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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# for the specific language governing rights and limitations under the
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# License.
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#
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# The Original Code is the Tab View
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#
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# The Initial Developer of the Original Code is Mozilla Foundation.
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# Portions created by the Initial Developer are Copyright (C) 2010
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# the Initial Developer. All Rights Reserved.
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#
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# Contributor(s):
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# Raymond Lee <raymond@appcoast.com>
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# Ian Gilman <ian@iangilman.com>
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#
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# Alternatively, the contents of this file may be used under the terms of
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# either the GNU General Public License Version 2 or later (the "GPL"), or
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# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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# in which case the provisions of the GPL or the LGPL are applicable instead
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# of those above. If you wish to allow use of your version of this file only
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# under the terms of either the GPL or the LGPL, and not to allow others to
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# use your version of this file under the terms of the MPL, indicate your
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# decision by deleting the provisions above and replace them with the notice
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# and other provisions required by the GPL or the LGPL. If you do not delete
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# the provisions above, a recipient may use your version of this file under
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# the terms of any one of the MPL, the GPL or the LGPL.
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#
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# ***** END LICENSE BLOCK *****
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let TabView = {
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_deck: null,
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_window: null,
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_sessionstore: null,
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_visibilityID: "tabview-visibility",
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// ----------
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get windowTitle() {
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delete this.windowTitle;
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let brandBundle = document.getElementById("bundle_brand");
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let brandShortName = brandBundle.getString("brandShortName");
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let title = gNavigatorBundle.getFormattedString("tabView2.title", [brandShortName]);
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return this.windowTitle = title;
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},
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// ----------
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init: function TabView_init() {
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// ___ keys
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this._setBrowserKeyHandlers();
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// ___ visibility
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this._sessionstore =
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Cc["@mozilla.org/browser/sessionstore;1"].
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getService(Ci.nsISessionStore);
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let data = this._sessionstore.getWindowValue(window, this._visibilityID);
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if (data && data == "true")
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this.show();
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},
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// ----------
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// Creates the frame and calls the callback once it's loaded.
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// If the frame already exists, calls the callback immediately.
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_initFrame: function TabView__initFrame(callback) {
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if (this._window) {
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if (typeof callback == "function")
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callback();
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} else {
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// ___ find the deck
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this._deck = document.getElementById("tab-view-deck");
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// ___ create the frame
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let iframe = document.createElement("iframe");
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iframe.id = "tab-view";
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iframe.setAttribute("transparent", "true");
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iframe.flex = 1;
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if (typeof callback == "function")
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iframe.addEventListener("DOMContentLoaded", callback, false);
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iframe.setAttribute("src", "chrome://browser/content/tabview.html");
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this._deck.appendChild(iframe);
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this._window = iframe.contentWindow;
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// ___ visibility storage handler
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let self = this;
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function observer(subject, topic, data) {
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if (topic == "quit-application-requested") {
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let data = (self.isVisible() ? "true" : "false");
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self._sessionstore.setWindowValue(window, self._visibilityID, data);
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}
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}
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Services.obs.addObserver(observer, "quit-application-requested", false);
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}
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},
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// ----------
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isVisible: function() {
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return (this._deck ? this._deck.selectedIndex == 1 : false);
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},
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// ----------
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show: function() {
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if (this.isVisible())
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return;
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this._initFrame(function() {
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let event = document.createEvent("Events");
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event.initEvent("tabviewshow", false, false);
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dispatchEvent(event);
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});
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},
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// ----------
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hide: function() {
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if (!this.isVisible())
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return;
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let event = document.createEvent("Events");
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event.initEvent("tabviewhide", false, false);
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dispatchEvent(event);
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},
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// ----------
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toggle: function() {
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if (this.isVisible())
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this.hide();
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else
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this.show();
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},
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// ----------
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updateContextMenu: function(tab, popup) {
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let isEmpty = true;
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while(popup.lastChild && popup.lastChild.id != "context_namedGroups")
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popup.removeChild(popup.lastChild);
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let self = this;
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this._initFrame(function() {
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let activeGroup = tab.tabItem.parent;
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let groupItems = self._window.GroupItems.groupItems;
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groupItems.forEach(function(groupItem) {
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if (groupItem.getTitle().length > 0 &&
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(!activeGroup || activeGroup.id != groupItem.id)) {
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let menuItem = self._createGroupMenuItem(groupItem);
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popup.appendChild(menuItem);
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isEmpty = false;
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}
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});
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document.getElementById("context_namedGroups").hidden = isEmpty;
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});
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},
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// ----------
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_createGroupMenuItem : function(groupItem) {
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let menuItem = document.createElement("menuitem")
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menuItem.setAttribute("class", "group");
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menuItem.setAttribute("label", groupItem.getTitle());
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menuItem.setAttribute(
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"oncommand",
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"TabView.moveTabTo(TabContextMenu.contextTab,'" + groupItem.id + "')");
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return menuItem;
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},
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// ----------
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moveTabTo: function(tab, groupItemId) {
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if (this._window)
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this._window.GroupItems.moveTabToGroupItem(tab, groupItemId);
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},
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// ----------
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// Adds new key commands to the browser, for invoking the Tab Candy UI
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// and for switching between groups of tabs when outside of the Tab Candy UI.
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_setBrowserKeyHandlers : function() {
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let self = this;
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window.addEventListener("keypress", function(event) {
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if (self.isVisible())
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return;
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let charCode = event.charCode;
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#ifdef XP_MACOSX
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// if a text box in a webpage has the focus, the event.altKey would
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// return false so we are depending on the charCode here.
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if (!event.ctrlKey && !event.metaKey && !event.shiftKey &&
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charCode == 160) { // alt + space
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#else
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if (event.ctrlKey && !event.metaKey && !event.shiftKey &&
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!event.altKey && charCode == 32) { // ctrl + space
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#endif
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// Don't handle this event if it's coming from a node that might allow
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// multiple keyboard selection like selects or trees
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let node = event.target;
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switch (node.namespaceURI) {
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case "http://www.w3.org/1999/xhtml":
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// xhtml:select only allows multiple when the attr is set
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if (node.localName == "select" && node.hasAttribute("multiple"))
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return;
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break;
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case "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul":
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switch (node.localName) {
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case "listbox":
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// xul:listbox is by default single
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if (node.getAttribute("seltype") == "multiple")
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return;
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break;
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case "tree":
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// xul:tree is by default multiple
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if (node.getAttribute("seltype") != "single")
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return;
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break;
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}
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}
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event.stopPropagation();
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event.preventDefault();
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self.show();
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return;
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}
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// Control (+ Shift) + `
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if (event.ctrlKey && !event.metaKey && !event.altKey &&
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(charCode == 96 || charCode == 126)) {
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event.stopPropagation();
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event.preventDefault();
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self._initFrame(function() {
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let tabItem = self._window.GroupItems.getNextGroupItemTab(event.shiftKey);
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if (tabItem)
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window.gBrowser.selectedTab = tabItem.tab;
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});
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}
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}, true);
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}
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};
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