releases-comm-central/mailnews/base/content/msgPrintEngine.js

202 строки
5.8 KiB
JavaScript

/* -*- Mode: JavaScript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* 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/. */
/* This is where functions related to the print engine are kept */
/* import-globals-from ../../../../toolkit/components/printing/content/printUtils.js */
var { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
var { XPCOMUtils } = ChromeUtils.import(
"resource://gre/modules/XPCOMUtils.jsm"
);
/* globals for a particular window */
var printEngineContractID = "@mozilla.org/messenger/msgPrintEngine;1";
var printEngineWindow;
var printEngine;
var printSettings = null;
var printOpener = null;
/* Functions related to startup */
function OnLoadPrintEngine() {
PrintEngineCreateGlobals();
InitPrintEngineWindow();
printEngine.startPrintOperation(printSettings);
}
function PrintEngineCreateGlobals() {
// This is needed so that we can handle OPEN_PRINT_BROWSER.
window.browserDOMWindow = window.opener.browserDOMWindow;
/* get the print engine instance */
printEngine = Cc[printEngineContractID].createInstance();
printEngine = printEngine.QueryInterface(Ci.nsIMsgPrintEngine);
printSettings = PrintUtils.getPrintSettings();
if (printSettings) {
printSettings.isCancelled = false;
}
}
var PrintPreviewListener = {
getPrintPreviewBrowser() {
var browser = document.getElementById("ppBrowser");
if (!browser) {
browser = document.createXULElement("browser");
browser.setAttribute("id", "ppBrowser");
browser.setAttribute("flex", "1");
browser.setAttribute("disablehistory", "true");
browser.setAttribute("disablesecurity", "true");
browser.setAttribute("type", "content");
browser.setAttribute(
"initialBrowsingContextGroupId",
this.getSourceBrowser().browsingContext.group.id
);
document.documentElement.appendChild(browser);
}
return browser;
},
getSourceBrowser() {
return document.getElementById("content");
},
getNavToolbox() {
return document.getElementById("content");
},
onEnter() {
setPPTitle(document.getElementById("content").contentDocument.title);
document.getElementById("content").collapsed = true;
printEngine.showWindow(true);
},
onExit() {
window.close();
},
};
function setPPTitle(aTitle) {
let title = aTitle;
let gBrandBundle = document.getElementById("bundle_brand");
let msgBundle = document.getElementById("bundle_messenger");
let brandStr = gBrandBundle.getString("brandShortName");
if (brandStr) {
title = msgBundle.getFormattedString("PreviewTitle", [title, brandStr]);
}
document.title = title;
}
// Pref listener constants
var gStartupPPObserver = {
observe(subject, topic, prefName) {
// Ensure ppBrowser exists first. Without this, there is a timing issue and
// printUtils.js won't be able to send message to PrintingChild.jsm.
PrintPreviewListener.getPrintPreviewBrowser();
PrintUtils.printPreview("msgPrintEngine", PrintPreviewListener);
},
};
function ReplaceWithSelection() {
if (!printOpener.content) {
return;
}
var selection = printOpener.content.getSelection();
if (selection != "") {
var range = selection.getRangeAt(0);
var contents = range.cloneContents();
var aBody = window.content.document.querySelector("body");
/* Replace the content of <body> with the users' selection. */
if (aBody) {
aBody.innerHTML = "";
aBody.appendChild(contents);
}
}
}
function InitPrintEngineWindow() {
/* Store the current opener for later access in ReplaceWithSelection() */
printOpener = opener;
/* Register the event listener to be able to replace the document
* content with the user selection when loading is finished.
*/
document
.getElementById("content")
.addEventListener("load", ReplaceWithSelection, true);
/* Tell the nsIPrintEngine object what window is rendering the email */
printEngine.setWindow(window);
/* hide the printEngine window. see bug #73995 */
/* See if we got arguments.
* Window was opened via window.openDialog. Copy argument
* and perform compose initialization
*/
if (window.arguments && window.arguments[0] != null) {
var numSelected = window.arguments[0];
var uriArray = window.arguments[1];
var statusFeedback = window.arguments[2];
if (window.arguments[3]) {
printEngine.doPrintPreview = window.arguments[3];
} else {
printEngine.doPrintPreview = false;
}
printEngine.showWindow(false);
if (window.arguments.length > 4) {
printEngine.setMsgType(window.arguments[4]);
} else {
printEngine.setMsgType(Ci.nsIMsgPrintEngine.MNAB_START);
}
if (window.arguments.length > 5) {
printEngine.setParentWindow(window.arguments[5]);
} else {
printEngine.setParentWindow(null);
}
printEngine.setStatusFeedback(statusFeedback);
printEngine.setStartupPPObserver(gStartupPPObserver);
if (numSelected > 0) {
printEngine.setPrintURICount(numSelected);
for (var i = 0; i < numSelected; i++) {
printEngine.addPrintURI(uriArray[i]);
}
}
}
}
function ClearPrintEnginePane() {
if (window.frames.content.location.href != "about:blank") {
window.frames.content.location.href = "about:blank";
}
}
function StopUrls() {
printEngine.stopUrls();
}
function PrintEnginePrint() {
printEngineWindow = window.openDialog(
"chrome://messenger/content/msgPrintEngine.xhtml",
"",
"chrome,dialog=no,all,centerscreen",
false
);
}
function PrintEnginePrintPreview() {
printEngineWindow = window.openDialog(
"chrome://messenger/content/msgPrintEngine.xhtml",
"",
"chrome,dialog=no,all,centerscreen",
true
);
}