forked from mirrors/gecko-dev
144 lines
4.2 KiB
JavaScript
144 lines
4.2 KiB
JavaScript
// -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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// dialog is just an array we'll use to store various properties from the dialog document...
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var dialog;
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// the printProgress is a nsIPrintProgress object
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var printProgress = null;
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// random global variables...
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var targetFile;
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var docTitle = "";
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var docURL = "";
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var progressParams = null;
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function ellipseString(aStr, doFront) {
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if (!aStr)
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return "";
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if (aStr.length > 3 && (aStr.substr(0, 3) == "..." || aStr.substr(aStr.length - 4, 3) == "..."))
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return aStr;
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var fixedLen = 64;
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if (aStr.length <= fixedLen)
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return aStr;
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if (doFront)
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return "..." + aStr.substr(aStr.length - fixedLen, fixedLen);
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return aStr.substr(0, fixedLen) + "...";
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}
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// all progress notifications are done through the nsIWebProgressListener implementation...
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var progressListener = {
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onStateChange(aWebProgress, aRequest, aStateFlags, aStatus) {
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if (aStateFlags & Ci.nsIWebProgressListener.STATE_STOP)
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window.close();
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},
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onProgressChange(aWebProgress, aRequest, aCurSelfProgress, aMaxSelfProgress, aCurTotalProgress, aMaxTotalProgress) {
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if (!progressParams)
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return;
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var docTitleStr = ellipseString(progressParams.docTitle, false);
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if (docTitleStr != docTitle) {
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docTitle = docTitleStr;
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dialog.title.value = docTitle;
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}
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var docURLStr = ellipseString(progressParams.docURL, true);
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if (docURLStr != docURL && dialog.title != null) {
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docURL = docURLStr;
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if (docTitle == "")
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dialog.title.value = docURLStr;
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}
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},
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onLocationChange(aWebProgress, aRequest, aLocation, aFlags) {},
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onSecurityChange(aWebProgress, aRequest, state) {},
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onStatusChange(aWebProgress, aRequest, aStatus, aMessage) {
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if (aMessage)
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dialog.title.setAttribute("value", aMessage);
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},
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QueryInterface: ChromeUtils.generateQI(["nsIWebProgressListener",
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"nsISupportsWeakReference"]),
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};
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function onLoad() {
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// Set global variables.
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printProgress = window.arguments[0];
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if (window.arguments[1]) {
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progressParams = window.arguments[1].QueryInterface(Ci.nsIPrintProgressParams);
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if (progressParams) {
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docTitle = ellipseString(progressParams.docTitle, false);
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docURL = ellipseString(progressParams.docURL, true);
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}
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}
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if (!printProgress) {
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dump( "Invalid argument to printPreviewProgress.xul\n" );
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window.close();
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return;
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}
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dialog = {};
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dialog.strings = [];
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dialog.title = document.getElementById("dialog.title");
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dialog.titleLabel = document.getElementById("dialog.titleLabel");
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dialog.title.value = docTitle;
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// set our web progress listener on the helper app launcher
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printProgress.registerListener(progressListener);
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// We need to delay the set title else dom will overwrite it
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window.setTimeout(doneIniting, 100);
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}
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function onUnload() {
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if (!printProgress)
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return;
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try {
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printProgress.unregisterListener(progressListener);
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printProgress = null;
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} catch (e) {}
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}
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function getString(stringId) {
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// Check if we've fetched this string already.
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if (!(stringId in dialog.strings)) {
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// Try to get it.
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var elem = document.getElementById( "dialog.strings." + stringId);
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try {
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if (elem && elem.childNodes && elem.childNodes[0] &&
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elem.childNodes[0].nodeValue)
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dialog.strings[stringId] = elem.childNodes[0].nodeValue;
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// If unable to fetch string, use an empty string.
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else
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dialog.strings[stringId] = "";
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} catch (e) { dialog.strings[stringId] = ""; }
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}
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return dialog.strings[stringId];
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}
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// If the user presses cancel, tell the app launcher and close the dialog...
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function onCancel() {
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// Cancel app launcher.
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try {
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printProgress.processCanceledByUser = true;
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} catch (e) { return true; }
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// don't Close up dialog by returning false, the backend will close the dialog when everything will be aborted.
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return false;
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}
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function doneIniting() {
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// called by function timeout in onLoad
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printProgress.doneIniting();
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}
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