Merge branch 'ext-work'

1 files changed, 231 insertions, 0 deletions

diff --git a/browser/components/webextensions/ext-windows.js b/browser/components/webextensions/ext-windows.js
new file mode 100644
index 000000000..5956ae15b
--- /dev/null
+++ b/browser/components/webextensions/ext-windows.js
@@ -0,0 +1,231 @@
+/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set sts=2 sw=2 et tw=80: */
+"use strict";
+
+XPCOMUtils.defineLazyServiceGetter(this, "aboutNewTabService",
+                                   "@mozilla.org/browser/aboutnewtab-service;1",
+                                   "nsIAboutNewTabService");
+XPCOMUtils.defineLazyModuleGetter(this, "AppConstants",
+                                  "resource://gre/modules/AppConstants.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "PrivateBrowsingUtils",
+                                  "resource://gre/modules/PrivateBrowsingUtils.jsm");
+
+Cu.import("resource://gre/modules/ExtensionUtils.jsm");
+var {
+  EventManager,
+  promiseObserved,
+} = ExtensionUtils;
+
+function onXULFrameLoaderCreated({target}) {
+  target.messageManager.sendAsyncMessage("AllowScriptsToClose", {});
+}
+
+extensions.registerSchemaAPI("windows", "addon_parent", context => {
+  let {extension} = context;
+  return {
+    windows: {
+      onCreated:
+      new WindowEventManager(context, "windows.onCreated", "domwindowopened", (fire, window) => {
+        fire(WindowManager.convert(extension, window));
+      }).api(),
+
+      onRemoved:
+      new WindowEventManager(context, "windows.onRemoved", "domwindowclosed", (fire, window) => {
+        fire(WindowManager.getId(window));
+      }).api(),
+
+      onFocusChanged: new EventManager(context, "windows.onFocusChanged", fire => {
+        // Keep track of the last windowId used to fire an onFocusChanged event
+        let lastOnFocusChangedWindowId;
+
+        let listener = event => {
+          // Wait a tick to avoid firing a superfluous WINDOW_ID_NONE
+          // event when switching focus between two Firefox windows.
+          Promise.resolve().then(() => {
+            let window = Services.focus.activeWindow;
+            let windowId = window ? WindowManager.getId(window) : WindowManager.WINDOW_ID_NONE;
+            if (windowId !== lastOnFocusChangedWindowId) {
+              fire(windowId);
+              lastOnFocusChangedWindowId = windowId;
+            }
+          });
+        };
+        AllWindowEvents.addListener("focus", listener);
+        AllWindowEvents.addListener("blur", listener);
+        return () => {
+          AllWindowEvents.removeListener("focus", listener);
+          AllWindowEvents.removeListener("blur", listener);
+        };
+      }).api(),
+
+      get: function(windowId, getInfo) {
+        let window = WindowManager.getWindow(windowId, context);
+        return Promise.resolve(WindowManager.convert(extension, window, getInfo));
+      },
+
+      getCurrent: function(getInfo) {
+        let window = currentWindow(context);
+        return Promise.resolve(WindowManager.convert(extension, window, getInfo));
+      },
+
+      getLastFocused: function(getInfo) {
+        let window = WindowManager.topWindow;
+        return Promise.resolve(WindowManager.convert(extension, window, getInfo));
+      },
+
+      getAll: function(getInfo) {
+        let windows = Array.from(WindowListManager.browserWindows(),
+                                 window => WindowManager.convert(extension, window, getInfo));
+        return Promise.resolve(windows);
+      },
+
+      create: function(createData) {
+        let needResize = (createData.left !== null || createData.top !== null ||
+                          createData.width !== null || createData.height !== null);
+
+        if (needResize) {
+          if (createData.state !== null && createData.state != "normal") {
+            return Promise.reject({message: `"state": "${createData.state}" may not be combined with "left", "top", "width", or "height"`});
+          }
+          createData.state = "normal";
+        }
+
+        function mkstr(s) {
+          let result = Cc["@mozilla.org/supports-string;1"].createInstance(Ci.nsISupportsString);
+          result.data = s;
+          return result;
+        }
+
+        let args = Cc["@mozilla.org/array;1"].createInstance(Ci.nsIMutableArray);
+
+        if (createData.tabId !== null) {
+          if (createData.url !== null) {
+            return Promise.reject({message: "`tabId` may not be used in conjunction with `url`"});
+          }
+
+          if (createData.allowScriptsToClose) {
+            return Promise.reject({message: "`tabId` may not be used in conjunction with `allowScriptsToClose`"});
+          }
+
+          let tab = TabManager.getTab(createData.tabId, context);
+
+          // Private browsing tabs can only be moved to private browsing
+          // windows.
+          let incognito = PrivateBrowsingUtils.isBrowserPrivate(tab.linkedBrowser);
+          if (createData.incognito !== null && createData.incognito != incognito) {
+            return Promise.reject({message: "`incognito` property must match the incognito state of tab"});
+          }
+          createData.incognito = incognito;
+
+          args.appendElement(tab, /* weak = */ false);
+        } else if (createData.url !== null) {
+          if (Array.isArray(createData.url)) {
+            let array = Cc["@mozilla.org/array;1"].createInstance(Ci.nsIMutableArray);
+            for (let url of createData.url) {
+              array.appendElement(mkstr(url), /* weak = */ false);
+            }
+            args.appendElement(array, /* weak = */ false);
+          } else {
+            args.appendElement(mkstr(createData.url), /* weak = */ false);
+          }
+        } else {
+          args.appendElement(mkstr(aboutNewTabService.newTabURL), /* weak = */ false);
+        }
+
+        let features = ["chrome"];
+
+        if (createData.type === null || createData.type == "normal") {
+          features.push("dialog=no", "all");
+        } else {
+          // All other types create "popup"-type windows by default.
+          features.push("dialog", "resizable", "minimizable", "centerscreen", "titlebar", "close");
+        }
+
+        if (createData.incognito !== null) {
+          if (createData.incognito) {
+            features.push("private");
+          } else {
+            features.push("non-private");
+          }
+        }
+
+        let {allowScriptsToClose, url} = createData;
+        if (allowScriptsToClose === null) {
+          allowScriptsToClose = typeof url === "string" && url.startsWith("moz-extension://");
+        }
+
+        let window = Services.ww.openWindow(null, "chrome://browser/content/browser.xul", "_blank",
+                                            features.join(","), args);
+
+        WindowManager.updateGeometry(window, createData);
+
+        // TODO: focused, type
+
+        return new Promise(resolve => {
+          window.addEventListener("load", function listener() {
+            window.removeEventListener("load", listener);
+            if (["maximized", "normal"].includes(createData.state)) {
+              window.document.documentElement.setAttribute("sizemode", createData.state);
+            }
+            resolve(promiseObserved("browser-delayed-startup-finished", win => win == window));
+          });
+        }).then(() => {
+          // Some states only work after delayed-startup-finished
+          if (["minimized", "fullscreen", "docked"].includes(createData.state)) {
+            WindowManager.setState(window, createData.state);
+          }
+          if (allowScriptsToClose) {
+            for (let {linkedBrowser} of window.gBrowser.tabs) {
+              onXULFrameLoaderCreated({target: linkedBrowser});
+              linkedBrowser.addEventListener( // eslint-disable-line mozilla/balanced-listeners
+                                             "XULFrameLoaderCreated", onXULFrameLoaderCreated);
+            }
+          }
+          return WindowManager.convert(extension, window, {populate: true});
+        });
+      },
+
+      update: function(windowId, updateInfo) {
+        if (updateInfo.state !== null && updateInfo.state != "normal") {
+          if (updateInfo.left !== null || updateInfo.top !== null ||
+              updateInfo.width !== null || updateInfo.height !== null) {
+            return Promise.reject({message: `"state": "${updateInfo.state}" may not be combined with "left", "top", "width", or "height"`});
+          }
+        }
+
+        let window = WindowManager.getWindow(windowId, context);
+        if (updateInfo.focused) {
+          Services.focus.activeWindow = window;
+        }
+
+        if (updateInfo.state !== null) {
+          WindowManager.setState(window, updateInfo.state);
+        }
+
+        if (updateInfo.drawAttention) {
+          // Bug 1257497 - Firefox can't cancel attention actions.
+          window.getAttention();
+        }
+
+        WindowManager.updateGeometry(window, updateInfo);
+
+        // TODO: All the other properties, focused=false...
+
+        return Promise.resolve(WindowManager.convert(extension, window));
+      },
+
+      remove: function(windowId) {
+        let window = WindowManager.getWindow(windowId, context);
+        window.close();
+
+        return new Promise(resolve => {
+          let listener = () => {
+            AllWindowEvents.removeListener("domwindowclosed", listener);
+            resolve();
+          };
+          AllWindowEvents.addListener("domwindowclosed", listener);
+        });
+      },
+    },
+  };
+});