Bug 1803576 - Add Save page as PDF Quickaction. r=daisuke,fluent-revi…

…ewers,kpatenio

Differential Revision: https://phabricator.services.mozilla.com/D193757

browser/components/urlbar/QuickActionsLoaderDefault.sys.mjs

@@ -176,6 +176,26 @@ const DEFAULT_ACTIONS = {
     label: "quickactions-restart",
     onPick: restartBrowser,
   },
+  savepdf: {
+    l10nCommands: ["quickactions-cmd-savepdf"],
+    label: "quickactions-savepdf",
+    icon: "chrome://global/skin/icons/print.svg",
+    onPick: () => {
+      // This writes over the users last used printer which we
+      // should not do. Refactor to launch the print preview with
+      // custom settings.
+      let win = lazy.BrowserWindowTracker.getTopWindow();
+      Cc["@mozilla.org/gfx/printsettings-service;1"]
+        .getService(Ci.nsIPrintSettingsService)
+        .maybeSaveLastUsedPrinterNameToPrefs(
+          win.PrintUtils.SAVE_TO_PDF_PRINTER
+        );
+      win.PrintUtils.startPrintWindow(
+        win.gBrowser.selectedBrowser.browsingContext,
+        {}
+      );
+    },
+  },
   screenshot: {
     l10nCommands: ["quickactions-cmd-screenshot", "quickactions-screenshot3"],
     label: "quickactions-screenshot3",

browser/locales/en-US/browser/browser.ftl

@@ -295,6 +295,10 @@ quickactions-cmd-plugins = plugins
 quickactions-print2 = Print page
 quickactions-cmd-print = print
 
+# Opens the print dialog at the save to PDF option
+quickactions-savepdf = Save page as PDF
+quickactions-cmd-savepdf = pdf
+
 # Opens a new private browsing window
 quickactions-private2 = Open private window
 quickactions-cmd-private = private browsing