import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

browser/modules/RemotePrompt.jsm

@@ -0,0 +1,110 @@
+/* vim: set ts=2 sw=2 et tw=80: */
+/* 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/. */
+
+"use strict";
+
+var Cc = Components.classes;
+var Ci = Components.interfaces;
+var Cu = Components.utils;
+
+this.EXPORTED_SYMBOLS = [ "RemotePrompt" ];
+
+Cu.import("resource:///modules/PlacesUIUtils.jsm");
+Cu.import("resource://gre/modules/PrivateBrowsingUtils.jsm");
+Cu.import("resource://gre/modules/Services.jsm");
+Cu.import("resource://gre/modules/SharedPromptUtils.jsm");
+
+var RemotePrompt = {
+  init: function() {
+    let mm = Cc["@mozilla.org/globalmessagemanager;1"].getService(Ci.nsIMessageListenerManager);
+    mm.addMessageListener("Prompt:Open", this);
+  },
+
+  receiveMessage: function(message) {
+    switch (message.name) {
+      case "Prompt:Open":
+        if (message.data.uri) {
+          this.openModalWindow(message.data, message.target);
+        } else {
+          this.openTabPrompt(message.data, message.target)
+        }
+        break;
+    }
+  },
+
+  openTabPrompt: function(args, browser) {
+    let window = browser.ownerGlobal;
+    let tabPrompt = window.gBrowser.getTabModalPromptBox(browser)
+    let newPrompt;
+    let needRemove = false;
+    let promptId = args._remoteId;
+
+    function onPromptClose(forceCleanup) {
+      // It's possible that we removed the prompt during the
+      // appendPrompt call below. In that case, newPrompt will be
+      // undefined. We set the needRemove flag to remember to remove
+      // it right after we've finished adding it.
+      if (newPrompt)
+        tabPrompt.removePrompt(newPrompt);
+      else
+        needRemove = true;
+
+      PromptUtils.fireDialogEvent(window, "DOMModalDialogClosed", browser);
+      browser.messageManager.sendAsyncMessage("Prompt:Close", args);
+    }
+
+    browser.messageManager.addMessageListener("Prompt:ForceClose", function listener(message) {
+      // If this was for another prompt in the same tab, ignore it.
+      if (message.data._remoteId !== promptId) {
+        return;
+      }
+
+      browser.messageManager.removeMessageListener("Prompt:ForceClose", listener);
+
+      if (newPrompt) {
+        newPrompt.abortPrompt();
+      }
+    });
+
+    try {
+      let eventDetail = {
+        tabPrompt: true,
+        promptPrincipal: args.promptPrincipal,
+        inPermitUnload: args.inPermitUnload,
+      };
+      PromptUtils.fireDialogEvent(window, "DOMWillOpenModalDialog", browser, eventDetail);
+
+      args.promptActive = true;
+
+      newPrompt = tabPrompt.appendPrompt(args, onPromptClose);
+
+      if (needRemove) {
+        tabPrompt.removePrompt(newPrompt);
+      }
+
+      // TODO since we don't actually open a window, need to check if
+      // there's other stuff in nsWindowWatcher::OpenWindowInternal
+      // that we might need to do here as well.
+    } catch (ex) {
+      onPromptClose(true);
+    }
+  },
+
+  openModalWindow: function(args, browser) {
+    let window = browser.ownerGlobal;
+    try {
+      PromptUtils.fireDialogEvent(window, "DOMWillOpenModalDialog", browser);
+      let bag = PromptUtils.objectToPropBag(args);
+
+      Services.ww.openWindow(window, args.uri, "_blank",
+                             "centerscreen,chrome,modal,titlebar", bag);
+
+      PromptUtils.propBagToObject(bag, args);
+    } finally {
+      PromptUtils.fireDialogEvent(window, "DOMModalDialogClosed", browser);
+      browser.messageManager.sendAsyncMessage("Prompt:Close", args);
+    }
+  }
+};