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- /* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: NPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Netscape Public License
- * Version 1.1 (the "License"); you may not use this file except in
- * compliance with the License. You may obtain a copy of the License at
- * http://www.mozilla.org/NPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is mozilla.org code.
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications Corporation.
- * Portions created by the Initial Developer are Copyright (C) 1998
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- * Blake Ross <blakeross@telocity.com>
- * Peter Annema <disttsc@bart.nl>
- * Samir Gehani <sgehani@netscape.com>
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either the GNU General Public License Version 2 or later (the "GPL"), or
- * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the NPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the NPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
-
- const nsIWebNavigation = Components.interfaces.nsIWebNavigation;
- var gPrintSettings = null;
- var gChromeState = null; // chrome state before we went into print preview
- var gOldCloseHandler = null; // close handler before we went into print preview
- var gInPrintPreviewMode = false;
-
- function getWebNavigation()
- {
- try {
- return getBrowser().webNavigation;
- } catch (e) {
- return null;
- }
- }
-
- function BrowserReloadWithFlags(reloadFlags)
- {
- /* First, we'll try to use the session history object to reload so
- * that framesets are handled properly. If we're in a special
- * window (such as view-source) that has no session history, fall
- * back on using the web navigation's reload method.
- */
-
- var webNav = getWebNavigation();
- try {
- var sh = webNav.sessionHistory;
- if (sh)
- webNav = sh.QueryInterface(Components.interfaces.nsIWebNavigation);
- } catch (e) {
- }
-
- try {
- webNav.reload(reloadFlags);
- } catch (e) {
- }
- }
-
- function toggleAffectedChrome(aHide)
- {
- // chrome to toggle includes:
- // (*) menubar
- // (*) navigation bar
- // (*) personal toolbar
- // (*) tab browser ``strip''
- // (*) sidebar
-
- if (!gChromeState)
- gChromeState = new Object;
- var chrome = new Array;
- var i = 0;
- chrome[i++] = document.getElementById("main-menubar");
- chrome[i++] = document.getElementById("nav-bar");
- chrome[i++] = document.getElementById("PersonalToolbar");
-
- // sidebar states map as follows:
- // was-hidden => hide/show nothing
- // was-collapsed => hide/show only the splitter
- // was-shown => hide/show the splitter and the box
- if (aHide)
- {
- // going into print preview mode
- if (sidebar_is_collapsed())
- {
- gChromeState.sidebar = "was-collapsed";
- chrome[i++] = document.getElementById("sidebar-splitter");
- }
- else if (sidebar_is_hidden())
- gChromeState.sidebar = "was-hidden";
- else
- {
- gChromeState.sidebar = "was-visible";
- chrome[i++] = document.getElementById("sidebar-box");
- chrome[i++] = document.getElementById("sidebar-splitter");
- }
- }
- else
- {
- // restoring normal mode (i.e., leaving print preview mode)
- if (gChromeState.sidebar == "was-collapsed" ||
- gChromeState.sidebar == "was-visible")
- chrome[i++] = document.getElementById("sidebar-splitter");
- if (gChromeState.sidebar == "was-visible")
- chrome[i++] = document.getElementById("sidebar-box");
- }
-
- // now that we've figured out which elements we're interested, toggle 'em
- for (i = 0; i < chrome.length; ++i)
- {
- if (aHide)
- chrome[i].hidden = true;
- else
- chrome[i].hidden = false;
- }
-
- // if we are unhiding and sidebar used to be there rebuild it
- if (!aHide && gChromeState.sidebar == "was-visible")
- SidebarRebuild();
-
- // now deal with the tab browser ``strip''
- var theTabbrowser = document.getElementById("content");
- if (aHide) // normal mode -> print preview
- {
- gChromeState.hadTabStrip = theTabbrowser.getStripVisibility();
- theTabbrowser.setStripVisibilityTo(false);
- }
- else // print preview -> normal mode
- {
- // tabs were showing before entering print preview
- if (gChromeState.hadTabStrip)
- {
- theTabbrowser.setStripVisibilityTo(true);
- gChromeState.hadTabStrip = false; // reset
- }
- }
- }
-
- function showPrintPreviewToolbar()
- {
- toggleAffectedChrome(true);
- const kXULNS =
- "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
-
- var printPreviewTB = document.createElementNS(kXULNS, "toolbar");
- printPreviewTB.setAttribute("printpreview", true);
- printPreviewTB.setAttribute("id", "print-preview-toolbar");
-
- var navTB = document.getElementById("nav-bar");
- navTB.parentNode.appendChild(printPreviewTB);
- }
-
- function BrowserExitPrintPreview()
- {
- gInPrintPreviewMode = false;
-
- var browser = getBrowser();
- browser.setAttribute("handleCtrlPageUpDown", "true");
-
- // exit print preview galley mode in content area
- var ifreq = _content.QueryInterface(
- Components.interfaces.nsIInterfaceRequestor);
- var webBrowserPrint = ifreq.getInterface(
- Components.interfaces.nsIWebBrowserPrint);
- webBrowserPrint.exitPrintPreview();
- _content.focus();
-
- // remove the print preview toolbar
- var navTB = document.getElementById("nav-bar");
- var printPreviewTB = document.getElementById("print-preview-toolbar");
- navTB.parentNode.removeChild(printPreviewTB);
-
- // restore chrome to original state
- toggleAffectedChrome(false);
-
- // restore old onclose handler if we found one before previewing
- var mainWin = document.getElementById("main-window");
- mainWin.setAttribute("onclose", gOldCloseHandler);
- }
-
- function GetPrintSettings(webBrowserPrint)
- {
- var prevPS = gPrintSettings;
-
- try {
- if (gPrintSettings == null) {
- var useGlobalPrintSettings = true;
- var pref = Components.classes["@mozilla.org/preferences-service;1"]
- .getService(Components.interfaces.nsIPrefBranch);
- if (pref) {
- useGlobalPrintSettings = pref.getBoolPref("print.use_global_printsettings", false);
- }
-
- if (useGlobalPrintSettings) {
- gPrintSettings = webBrowserPrint.globalPrintSettings;
- } else {
- gPrintSettings = webBrowserPrint.newPrintSettings;
- }
- }
- } catch (e) {
- dump("GetPrintSettings "+e);
- }
-
- return gPrintSettings;
- }
-
- function BrowserPrintPreview()
- {
- gInPrintPreviewMode = true;
-
- var browser = getBrowser();
- browser.setAttribute("handleCtrlPageUpDown", "false");
-
- var mainWin = document.getElementById("main-window");
-
- // save previous close handler to restoreon exiting print preview mode
- if (mainWin.hasAttribute("onclose"))
- gOldCloseHandler = mainWin.getAttribute("onclose");
- else
- gOldCloseHandler = null;
- mainWin.setAttribute("onclose", "BrowserExitPrintPreview(); return false;");
-
- try {
- var ifreq = _content.QueryInterface(
- Components.interfaces.nsIInterfaceRequestor);
- var webBrowserPrint = ifreq.getInterface(
- Components.interfaces.nsIWebBrowserPrint);
- if (webBrowserPrint) {
- gPrintSettings = GetPrintSettings(webBrowserPrint);
- webBrowserPrint.printPreview(gPrintSettings);
- }
-
- // show the toolbar after we go into print preview mode so
- // that we can initialize the toolbar with total num pages
- showPrintPreviewToolbar();
-
- _content.focus();
- } catch (e) {
- // Pressing cancel is expressed as an NS_ERROR_ABORT return value,
- // causing an exception to be thrown which we catch here.
- // Unfortunately this will also consume helpful failures, so add a
- // dump(e); // if you need to debug
- }
- }
-
-
- function BrowserPrintSetup()
- {
- var didOK = false;
- try {
- var ifreq = _content.QueryInterface(Components.interfaces.nsIInterfaceRequestor);
- var webBrowserPrint = ifreq.getInterface(Components.interfaces.nsIWebBrowserPrint);
- if (webBrowserPrint) {
- gPrintSettings = GetPrintSettings(webBrowserPrint);
- }
-
- didOK = goPageSetup(window, gPrintSettings); // from utilityOverlay.js
- if (didOK) {
- if (webBrowserPrint) {
- if (webBrowserPrint.doingPrintPreview) {
- webBrowserPrint.printPreview(gPrintSettings);
- }
- }
- }
-
- } catch (e) {
- dump("BrowserPrintSetup "+e);
- }
- return didOK;
- }
-
- function BrowserPrint()
- {
- try {
- var ifreq = _content.QueryInterface(Components.interfaces.nsIInterfaceRequestor);
- var webBrowserPrint = ifreq.getInterface(Components.interfaces.nsIWebBrowserPrint);
- if (webBrowserPrint) {
- gPrintSettings = GetPrintSettings(webBrowserPrint);
- webBrowserPrint.print(gPrintSettings, null);
- }
- } catch (e) {
- // Pressing cancel is expressed as an NS_ERROR_ABORT return value,
- // causing an exception to be thrown which we catch here.
- // Unfortunately this will also consume helpful failures, so add a
- // dump(e); // if you need to debug
- }
- }
-
- function BrowserSetDefaultCharacterSet(aCharset)
- {
- // no longer needed; set when setting Force; see bug 79608
- }
-
- function BrowserSetForcedCharacterSet(aCharset)
- {
- var docCharset = getBrowser().docShell.QueryInterface(
- Components.interfaces.nsIDocCharset);
- docCharset.charset = aCharset;
- BrowserReloadWithFlags(nsIWebNavigation.LOAD_FLAGS_CHARSET_CHANGE);
- }
-
- function BrowserSetForcedDetector()
- {
- getBrowser().documentCharsetInfo.forcedDetector = true;
- }
-
- function BrowserFind()
- {
- var focusedWindow = document.commandDispatcher.focusedWindow;
- if (!focusedWindow || focusedWindow == window)
- focusedWindow = window._content;
-
- findInPage(getBrowser(), window._content, focusedWindow)
- }
-
- function BrowserFindAgain()
- {
- var focusedWindow = document.commandDispatcher.focusedWindow;
- if (!focusedWindow || focusedWindow == window)
- focusedWindow = window._content;
-
- findAgainInPage(getBrowser(), window._content, focusedWindow)
- }
-
- function BrowserCanFindAgain()
- {
- return canFindAgainInPage();
- }
-
- function getMarkupDocumentViewer()
- {
- return getBrowser().markupDocumentViewer;
- }
-
- /**
- * Content area tooltip.
- * XXX - this must move into XBL binding/equiv! Do not want to pollute
- * navigator.js with functionality that can be encapsulated into
- * browser widget. TEMPORARY!
- *
- * NOTE: Any changes to this routine need to be mirrored in ChromeListener::FindTitleText()
- * (located in mozilla/embedding/browser/webBrowser/nsDocShellTreeOwner.cpp)
- * which performs the same function, but for embedded clients that
- * don't use a XUL/JS layer. It is important that the logic of
- * these two routines be kept more or less in sync.
- * (pinkerton)
- **/
- function FillInHTMLTooltip(tipElement)
- {
- var retVal = false;
- if (tipElement.namespaceURI == "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul")
- return retVal;
-
- const XLinkNS = "http://www.w3.org/1999/xlink";
-
-
- var titleText = null;
- var XLinkTitleText = null;
-
- while (!titleText && !XLinkTitleText && tipElement) {
- if (tipElement.nodeType == Node.ELEMENT_NODE) {
- titleText = tipElement.getAttribute("title");
- XLinkTitleText = tipElement.getAttributeNS(XLinkNS, "title");
- }
- tipElement = tipElement.parentNode;
- }
-
- var texts = [titleText, XLinkTitleText];
- var tipNode = document.getElementById("aHTMLTooltip");
-
- for (var i = 0; i < texts.length; ++i) {
- var t = texts[i];
- if (t && t.search(/\S/) >= 0) {
- tipNode.setAttribute("label", t);
- retVal = true;
- }
- }
-
- return retVal;
- }
-