arc-app-launcher: Minimal support for ARC app launcher.

components/arc/test/fake_arc_bridge_service.cc

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/arc/test/fake_arc_bridge_service.h"
+
+#include "chrome/browser/ui/app_list/arc_app_list_prefs.h"
+#include "ui/app_list/app_list_constants.h"
+#include "ui/gfx/codec/png_codec.h"
+
+FakeArcBridgeService::FakeArcBridgeService()
+  : refresh_apps_count_(0) {
+}
+
+FakeArcBridgeService::~FakeArcBridgeService() {
+  if (state() != State::STOPPED) {
+    SetState(State::STOPPED);
+  }
+}
+
+void FakeArcBridgeService::HandleStartup() {
+}
+
+void FakeArcBridgeService::Shutdown() {
+}
+
+bool FakeArcBridgeService::RegisterInputDevice(const std::string& name,
+                                               const std::string& device_type,
+                                               base::ScopedFD fd) {
+  return true;
+}
+
+bool FakeArcBridgeService::RefreshApps() {
+  ++refresh_apps_count_;
+  return true;
+}
+
+bool FakeArcBridgeService::LaunchApp(const std::string& package,
+                                     const std::string& activity) {
+  launch_requests_.push_back(ArcAppListPrefs::GetAppId(package, activity));
+  return true;
+}
+
+bool FakeArcBridgeService::RequestIcon(const std::string& package,
+                                       const std::string& activity,
+                                       int scale_factor) {
+  IconRequest request;
+  request.package = package;
+  request.activity = activity;
+  request.scale_factor = scale_factor;
+  icon_requests_.push_back(request);
+  return true;
+}
+
+void FakeArcBridgeService::SetReady() {
+  SetState(State::READY);
+}
+
+void FakeArcBridgeService::SetStopped() {
+  SetState(State::STOPPED);
+}
+
+bool FakeArcBridgeService::HasObserver(const Observer* observer) const {
+  return observer_list_.HasObserver(observer);
+}
+
+void FakeArcBridgeService::SendRefreshApps(size_t size, const AppInfo* apps) {
+  std::vector<std::string> names(size);
+  std::vector<std::string> packages(size);
+  std::vector<std::string> activities(size);
+  for (size_t i = 0; i < size; ++i) {
+    names[i] = apps[i].name;
+    packages[i] = apps[i].package;
+    activities[i] = apps[i].activity;
+  }
+
+  FOR_EACH_OBSERVER(Observer,
+                    observer_list_,
+                    OnAppsRefreshed(names, packages, activities));
+}
+
+bool FakeArcBridgeService::GenerateAndSendIcon(
+    const AppInfo& app,
+    ui::ScaleFactor scale_factor,
+    std::vector<unsigned char>* png_data) {
+  const float scale = ui::GetScaleForScaleFactor(scale_factor);
+  const int icon_size = static_cast<int>(
+      app_list::kGridIconDimension * scale + 0.5f);
+
+  const int row_width = icon_size * 4;
+  const int data_size = icon_size * row_width;
+
+  // Generate random content.
+  std::vector<unsigned char> pixels(data_size);
+  for (int i = 0; i < icon_size; ++i) {
+    memset(&pixels[i * row_width], rand(), row_width);
+  }
+
+  if (!gfx::PNGCodec::Encode(&pixels[0],
+                             gfx::PNGCodec::FORMAT_RGBA,
+                             gfx::Size(icon_size, icon_size),
+                             row_width,
+                             false,
+                             std::vector<gfx::PNGCodec::Comment>(),
+                             png_data)) {
+    return false;
+  }
+
+  FOR_EACH_OBSERVER(Observer,
+                    observer_list_,
+                    OnAppIcon(app.package,
+                              app.activity,
+                              scale_factor,
+                              *png_data));
+  return true;
+}
+
+std::string FakeArcBridgeService::AppInfo::id() const {
+  return ArcAppListPrefs::GetAppId(package, activity);
+}