import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

devtools/server/actors/device.js

@@ -0,0 +1,70 @@
+/* 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";
+
+const {Ci} = require("chrome");
+const Services = require("Services");
+const protocol = require("devtools/shared/protocol");
+const promise = require("promise");
+const {LongStringActor} = require("devtools/server/actors/string");
+const {DebuggerServer} = require("devtools/server/main");
+const {getSystemInfo, getSetting} = require("devtools/shared/system");
+const {deviceSpec} = require("devtools/shared/specs/device");
+const FileReader = require("FileReader");
+const {PermissionsTable} = require("resource://gre/modules/PermissionsTable.jsm");
+
+var DeviceActor = exports.DeviceActor = protocol.ActorClassWithSpec(deviceSpec, {
+  _desc: null,
+
+  getDescription: function () {
+    return getSystemInfo();
+  },
+
+  getWallpaper: function () {
+    let deferred = promise.defer();
+    getSetting("wallpaper.image").then((blob) => {
+      let reader = new FileReader();
+      let conn = this.conn;
+      reader.addEventListener("load", function () {
+        let str = new LongStringActor(conn, reader.result);
+        deferred.resolve(str);
+      });
+      reader.addEventListener("error", function () {
+        deferred.reject(reader.error);
+      });
+      reader.readAsDataURL(blob);
+    });
+    return deferred.promise;
+  },
+
+  screenshotToDataURL: function () {
+    let window = Services.wm.getMostRecentWindow(DebuggerServer.chromeWindowType);
+    var devicePixelRatio = window.devicePixelRatio;
+    let canvas = window.document.createElementNS("http://www.w3.org/1999/xhtml", "canvas");
+    let width = window.innerWidth;
+    let height = window.innerHeight;
+    canvas.setAttribute("width", Math.round(width * devicePixelRatio));
+    canvas.setAttribute("height", Math.round(height * devicePixelRatio));
+    let context = canvas.getContext("2d");
+    let flags =
+          context.DRAWWINDOW_DRAW_CARET |
+          context.DRAWWINDOW_DRAW_VIEW |
+          context.DRAWWINDOW_USE_WIDGET_LAYERS;
+    context.scale(devicePixelRatio, devicePixelRatio);
+    context.drawWindow(window, 0, 0, width, height, "rgb(255,255,255)", flags);
+    let dataURL = canvas.toDataURL("image/png");
+    return new LongStringActor(this.conn, dataURL);
+  },
+
+  getRawPermissionsTable: function () {
+    return {
+      rawPermissionsTable: PermissionsTable,
+      UNKNOWN_ACTION: Ci.nsIPermissionManager.UNKNOWN_ACTION,
+      ALLOW_ACTION: Ci.nsIPermissionManager.ALLOW_ACTION,
+      DENY_ACTION: Ci.nsIPermissionManager.DENY_ACTION,
+      PROMPT_ACTION: Ci.nsIPermissionManager.PROMPT_ACTION
+    };
+  }
+});