]> git.sesse.net Git - casparcg/blobdiff - dependencies64/cef/linux/tests/cefclient/browser/root_window_gtk.cc
Upgrade CEF to 3.3029.1611.g44e39a8 / Chromium 58.0.3029.81.
[casparcg] / dependencies64 / cef / linux / tests / cefclient / browser / root_window_gtk.cc
diff --git a/dependencies64/cef/linux/tests/cefclient/browser/root_window_gtk.cc b/dependencies64/cef/linux/tests/cefclient/browser/root_window_gtk.cc
new file mode 100644 (file)
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+// Copyright (c) 2015 The Chromium Embedded Framework 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 "tests/cefclient/browser/root_window_gtk.h"
+
+#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
+
+#include <X11/Xlib.h>
+#undef Success     // Definition conflicts with cef_message_router.h
+#undef RootWindow  // Definition conflicts with root_window.h
+
+#include "include/base/cef_bind.h"
+#include "include/cef_app.h"
+#include "tests/cefclient/browser/browser_window_osr_gtk.h"
+#include "tests/cefclient/browser/browser_window_std_gtk.h"
+#include "tests/cefclient/browser/main_context.h"
+#include "tests/cefclient/browser/resource.h"
+#include "tests/cefclient/browser/temp_window.h"
+#include "tests/cefclient/browser/window_test_runner_gtk.h"
+#include "tests/shared/browser/main_message_loop.h"
+#include "tests/shared/common/client_switches.h"
+
+namespace client {
+
+namespace {
+
+const char kMenuIdKey[] = "menu_id";
+
+bool IsWindowMaximized(GtkWindow* window) {
+  GdkWindow* gdk_window = gtk_widget_get_window(GTK_WIDGET(window));
+  gint state = gdk_window_get_state(gdk_window);
+  return (state & GDK_WINDOW_STATE_MAXIMIZED) ? true : false;
+}
+
+void MinimizeWindow(GtkWindow* window) {
+  // Unmaximize the window before minimizing so restore behaves correctly.
+  if (IsWindowMaximized(window))
+    gtk_window_unmaximize(window);
+
+  gtk_window_iconify(window);
+}
+
+void MaximizeWindow(GtkWindow* window) {
+  gtk_window_maximize(window);
+}
+
+}  // namespace
+
+RootWindowGtk::RootWindowGtk()
+    : delegate_(NULL),
+      with_controls_(false),
+      with_osr_(false),
+      is_popup_(false),
+      initialized_(false),
+      window_(NULL),
+      back_button_(NULL),
+      forward_button_(NULL),
+      reload_button_(NULL),
+      stop_button_(NULL),
+      url_entry_(NULL),
+      toolbar_height_(0),
+      menubar_height_(0),
+      force_close_(false),
+      window_destroyed_(false),
+      browser_destroyed_(false) {
+}
+
+RootWindowGtk::~RootWindowGtk() {
+  REQUIRE_MAIN_THREAD();
+
+  // The window and browser should already have been destroyed.
+  DCHECK(window_destroyed_);
+  DCHECK(browser_destroyed_);
+}
+
+void RootWindowGtk::Init(RootWindow::Delegate* delegate,
+                         bool with_controls,
+                         bool with_osr,
+                         const CefRect& bounds,
+                         const CefBrowserSettings& settings,
+                         const std::string& url) {
+  DCHECK(delegate);
+  DCHECK(!initialized_);
+
+  delegate_ = delegate;
+  with_controls_ = with_controls;
+  with_osr_ = with_osr;
+  start_rect_ = bounds;
+
+  CreateBrowserWindow(url);
+
+  initialized_ = true;
+
+  // Create the native root window on the main thread.
+  if (CURRENTLY_ON_MAIN_THREAD()) {
+    CreateRootWindow(settings);
+  } else {
+    MAIN_POST_CLOSURE(
+        base::Bind(&RootWindowGtk::CreateRootWindow, this, settings));
+  }
+}
+
+void RootWindowGtk::InitAsPopup(RootWindow::Delegate* delegate,
+                                bool with_controls,
+                                bool with_osr,
+                                const CefPopupFeatures& popupFeatures,
+                                CefWindowInfo& windowInfo,
+                                CefRefPtr<CefClient>& client,
+                                CefBrowserSettings& settings) {
+  DCHECK(delegate);
+  DCHECK(!initialized_);
+
+  delegate_ = delegate;
+  with_controls_ = with_controls;
+  with_osr_ = with_osr;
+  is_popup_ = true;
+
+  if (popupFeatures.xSet)
+    start_rect_.x = popupFeatures.x;
+  if (popupFeatures.ySet)
+    start_rect_.y = popupFeatures.y;
+  if (popupFeatures.widthSet)
+    start_rect_.width = popupFeatures.width;
+  if (popupFeatures.heightSet)
+    start_rect_.height = popupFeatures.height;
+
+  CreateBrowserWindow(std::string());
+
+  initialized_ = true;
+
+  // The new popup is initially parented to a temporary window. The native root
+  // window will be created after the browser is created and the popup window
+  // will be re-parented to it at that time.
+  browser_window_->GetPopupConfig(TempWindow::GetWindowHandle(),
+                                  windowInfo, client, settings);
+}
+
+void RootWindowGtk::Show(ShowMode mode) {
+  REQUIRE_MAIN_THREAD();
+
+  if (!window_)
+    return;
+
+  // Show the GTK window.
+  gtk_widget_show_all(window_);
+
+  if (mode == ShowMinimized)
+    MinimizeWindow(GTK_WINDOW(window_));
+  else if (mode == ShowMaximized)
+    MaximizeWindow(GTK_WINDOW(window_));
+
+  // Flush the display to make sure the underlying X11 window gets created
+  // immediately.
+  GdkWindow* gdk_window = gtk_widget_get_window(window_);
+  GdkDisplay* display = gdk_window_get_display(gdk_window);
+  gdk_display_flush(display);
+}
+
+void RootWindowGtk::Hide() {
+  REQUIRE_MAIN_THREAD();
+
+  if (window_)
+    gtk_widget_hide(window_);
+}
+
+void RootWindowGtk::SetBounds(int x, int y, size_t width, size_t height) {
+  REQUIRE_MAIN_THREAD();
+
+  if (!window_)
+    return;
+
+  GtkWindow* window = GTK_WINDOW(window_);
+  GdkWindow* gdk_window = gtk_widget_get_window(window_);
+
+  // Make sure the window isn't minimized or maximized.
+  if (IsWindowMaximized(window))
+    gtk_window_unmaximize(window);
+  else
+    gtk_window_present(window);
+
+  // Retrieve information about the display that contains the window.
+  GdkScreen* screen = gdk_screen_get_default();
+  const gint monitor = gdk_screen_get_monitor_at_window(screen, gdk_window);
+  GdkRectangle rect;
+  gdk_screen_get_monitor_geometry(screen, monitor, &rect);
+
+  gdk_window_move_resize(gdk_window, rect.x, rect.y, rect.width, rect.height);
+}
+
+void RootWindowGtk::Close(bool force) {
+  REQUIRE_MAIN_THREAD();
+
+  if (window_) {
+    force_close_ = force;
+    gtk_widget_destroy(window_);
+  }
+}
+
+void RootWindowGtk::SetDeviceScaleFactor(float device_scale_factor) {
+  REQUIRE_MAIN_THREAD();
+
+  if (browser_window_)
+    browser_window_->SetDeviceScaleFactor(device_scale_factor);
+}
+
+float RootWindowGtk::GetDeviceScaleFactor() const {
+  REQUIRE_MAIN_THREAD();
+
+  if (browser_window_)
+    return browser_window_->GetDeviceScaleFactor();
+  return 1.0f;
+}
+
+CefRefPtr<CefBrowser> RootWindowGtk::GetBrowser() const {
+  REQUIRE_MAIN_THREAD();
+
+  if (browser_window_)
+    return browser_window_->GetBrowser();
+  return NULL;
+}
+
+ClientWindowHandle RootWindowGtk::GetWindowHandle() const {
+  REQUIRE_MAIN_THREAD();
+  return window_;
+}
+
+void RootWindowGtk::CreateBrowserWindow(const std::string& startup_url) {
+  if (with_osr_) {
+    OsrRenderer::Settings settings;
+    MainContext::Get()->PopulateOsrSettings(&settings);
+    browser_window_.reset(new BrowserWindowOsrGtk(this, startup_url, settings));
+  } else {
+    browser_window_.reset(new BrowserWindowStdGtk(this, startup_url));
+  }
+}
+
+void RootWindowGtk::CreateRootWindow(const CefBrowserSettings& settings) {
+  REQUIRE_MAIN_THREAD();
+  DCHECK(!window_);
+
+  // TODO(port): If no x,y position is specified the window will always appear
+  // in the upper-left corner. Maybe there's a better default place to put it?
+  int x = start_rect_.x;
+  int y = start_rect_.y;
+  int width, height;
+  if (start_rect_.IsEmpty()) {
+    // TODO(port): Also, maybe there's a better way to choose the default size.
+    width = 800;
+    height = 600;
+  } else {
+    width = start_rect_.width;
+    height = start_rect_.height;
+  }
+
+  window_ = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+  gtk_window_set_default_size(GTK_WINDOW(window_), width, height);
+  g_signal_connect(G_OBJECT(window_), "focus-in-event",
+                   G_CALLBACK(&RootWindowGtk::WindowFocusIn), this);
+  g_signal_connect(G_OBJECT(window_), "window-state-event", 
+                   G_CALLBACK(&RootWindowGtk::WindowState), this);
+  g_signal_connect(G_OBJECT(window_), "configure-event",
+                   G_CALLBACK(&RootWindowGtk::WindowConfigure), this);
+  g_signal_connect(G_OBJECT(window_), "destroy",
+                   G_CALLBACK(&RootWindowGtk::WindowDestroy), this);
+  g_signal_connect(G_OBJECT(window_), "delete_event",
+                   G_CALLBACK(&RootWindowGtk::WindowDelete), this);
+
+  const cef_color_t background_color = MainContext::Get()->GetBackgroundColor();
+  GdkColor color = {0};
+  color.red = CefColorGetR(background_color) * 65535 / 255;
+  color.green = CefColorGetG(background_color) * 65535 / 255;
+  color.blue = CefColorGetB(background_color) * 65535 / 255;
+  gtk_widget_modify_bg(window_, GTK_STATE_NORMAL, &color);
+
+  GtkWidget* vbox = gtk_vbox_new(FALSE, 0);
+  g_signal_connect(vbox, "size-allocate",
+                   G_CALLBACK(&RootWindowGtk::VboxSizeAllocated), this);
+  gtk_container_add(GTK_CONTAINER(window_), vbox);
+
+  if (with_controls_) {
+    GtkWidget* menu_bar = CreateMenuBar();
+    g_signal_connect(menu_bar, "size-allocate",
+                     G_CALLBACK(&RootWindowGtk::MenubarSizeAllocated), this);
+
+    gtk_box_pack_start(GTK_BOX(vbox), menu_bar, FALSE, FALSE, 0);
+
+    GtkWidget* toolbar = gtk_toolbar_new();
+    // Turn off the labels on the toolbar buttons.
+    gtk_toolbar_set_style(GTK_TOOLBAR(toolbar), GTK_TOOLBAR_ICONS);
+    g_signal_connect(toolbar, "size-allocate",
+                     G_CALLBACK(&RootWindowGtk::ToolbarSizeAllocated), this);
+
+    back_button_ = gtk_tool_button_new_from_stock(GTK_STOCK_GO_BACK);
+    g_signal_connect(back_button_, "clicked",
+                     G_CALLBACK(&RootWindowGtk::BackButtonClicked), this);
+    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), back_button_, -1 /* append */);
+
+    forward_button_ = gtk_tool_button_new_from_stock(GTK_STOCK_GO_FORWARD);
+    g_signal_connect(forward_button_, "clicked",
+                     G_CALLBACK(&RootWindowGtk::ForwardButtonClicked), this);
+    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), forward_button_, -1 /* append */);
+
+    reload_button_ = gtk_tool_button_new_from_stock(GTK_STOCK_REFRESH);
+    g_signal_connect(reload_button_, "clicked",
+                     G_CALLBACK(&RootWindowGtk::ReloadButtonClicked), this);
+    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), reload_button_, -1 /* append */);
+
+    stop_button_ = gtk_tool_button_new_from_stock(GTK_STOCK_STOP);
+    g_signal_connect(stop_button_, "clicked",
+                     G_CALLBACK(&RootWindowGtk::StopButtonClicked), this);
+    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), stop_button_, -1 /* append */);
+
+    url_entry_ = gtk_entry_new();
+    g_signal_connect(url_entry_, "activate",
+                     G_CALLBACK(&RootWindowGtk::URLEntryActivate), this);
+    g_signal_connect(url_entry_, "button-press-event",
+                     G_CALLBACK(&RootWindowGtk::URLEntryButtonPress), this);
+
+    GtkToolItem* tool_item = gtk_tool_item_new();
+    gtk_container_add(GTK_CONTAINER(tool_item), url_entry_);
+    gtk_tool_item_set_expand(tool_item, TRUE);
+    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), tool_item, -1);  // append
+
+    gtk_box_pack_start(GTK_BOX(vbox), toolbar, FALSE, FALSE, 0);
+  }
+
+  // Realize (show) the GTK widget. This must be done before the browser is
+  // created because the underlying X11 Window is required. |browser_bounds_|
+  // will be set at this point based on the GTK *SizeAllocated signal callbacks.
+  Show(ShowNormal);
+
+  // Most window managers ignore requests for initial window positions (instead
+  // using a user-defined placement algorithm) and honor requests after the
+  // window has already been shown.
+  gtk_window_move(GTK_WINDOW(window_), x, y);
+
+  // Windowed browsers are parented to the X11 Window underlying the GtkWindow*
+  // and must be sized manually. The OSR GTK widget, on the other hand, can be
+  // added to the Vbox container for automatic layout-based sizing.
+  GtkWidget* parent = with_osr_ ? vbox : window_;
+
+  if (!is_popup_) {
+    // Create the browser window.
+    browser_window_->CreateBrowser(parent, browser_bounds_, settings,
+                                   delegate_->GetRequestContext(this));
+  } else {
+    // With popups we already have a browser window. Parent the browser window
+    // to the root window and show it in the correct location.
+    browser_window_->ShowPopup(parent, browser_bounds_.x, browser_bounds_.y,
+                               browser_bounds_.width, browser_bounds_.height);
+  }
+}
+
+void RootWindowGtk::OnBrowserCreated(CefRefPtr<CefBrowser> browser) {
+  REQUIRE_MAIN_THREAD();
+
+  // For popup browsers create the root window once the browser has been
+  // created.
+  if (is_popup_)
+    CreateRootWindow(CefBrowserSettings());
+}
+
+void RootWindowGtk::OnBrowserWindowDestroyed() {
+  REQUIRE_MAIN_THREAD();
+
+  browser_window_.reset();
+
+  if (!window_destroyed_) {
+    // The browser was destroyed first. This could be due to the use of
+    // off-screen rendering or execution of JavaScript window.close().
+    // Close the RootWindow.
+    Close(true);
+  }
+
+  browser_destroyed_ = true;
+  NotifyDestroyedIfDone();
+}
+
+void RootWindowGtk::OnSetAddress(const std::string& url) {
+  REQUIRE_MAIN_THREAD();
+
+  if (url_entry_) {
+    std::string urlStr(url);
+    gtk_entry_set_text(GTK_ENTRY(url_entry_), urlStr.c_str());
+  }
+}
+
+void RootWindowGtk::OnSetTitle(const std::string& title) {
+  REQUIRE_MAIN_THREAD();
+
+  if (window_) {
+    std::string titleStr(title);
+    gtk_window_set_title(GTK_WINDOW(window_), titleStr.c_str());
+  }
+}
+
+void RootWindowGtk::OnSetFullscreen(bool fullscreen) {
+  REQUIRE_MAIN_THREAD();
+
+  CefRefPtr<CefBrowser> browser = GetBrowser();
+  if (browser) {
+    scoped_ptr<window_test::WindowTestRunnerGtk> test_runner(
+        new window_test::WindowTestRunnerGtk());
+    if (fullscreen)
+      test_runner->Maximize(browser);
+    else
+      test_runner->Restore(browser);
+  }
+}
+
+void RootWindowGtk::OnSetLoadingState(bool isLoading,
+                                      bool canGoBack,
+                                      bool canGoForward) {
+  REQUIRE_MAIN_THREAD();
+
+  if (with_controls_) {
+    gtk_widget_set_sensitive(GTK_WIDGET(stop_button_), isLoading);
+    gtk_widget_set_sensitive(GTK_WIDGET(reload_button_), !isLoading);
+    gtk_widget_set_sensitive(GTK_WIDGET(back_button_), canGoBack);
+    gtk_widget_set_sensitive(GTK_WIDGET(forward_button_), canGoForward);
+  }
+}
+
+void RootWindowGtk::OnSetDraggableRegions(
+    const std::vector<CefDraggableRegion>& regions) {
+  REQUIRE_MAIN_THREAD();
+  // TODO(cef): Implement support for draggable regions on this platform.
+}
+
+void RootWindowGtk::NotifyDestroyedIfDone() {
+  // Notify once both the window and the browser have been destroyed.
+  if (window_destroyed_ && browser_destroyed_)
+    delegate_->OnRootWindowDestroyed(this);
+}
+
+// static
+gboolean RootWindowGtk::WindowFocusIn(GtkWidget* widget,
+                                      GdkEventFocus* event,
+                                      RootWindowGtk* self) {
+  if (event->in && self->browser_window_.get()) {
+    self->browser_window_->SetFocus(true);
+    // Return true for a windowed browser so that focus is not passed to GTK.
+    return self->with_osr_ ? FALSE : TRUE;
+  }
+
+  return FALSE;
+}
+
+// static
+gboolean RootWindowGtk::WindowState(GtkWidget* widget,
+                                    GdkEventWindowState* event,
+                                    RootWindowGtk* self) {
+  // Called when the root window is iconified or restored. Hide the browser
+  // window when the root window is iconified to reduce resource usage.
+  if ((event->changed_mask & GDK_WINDOW_STATE_ICONIFIED) &&
+      self->browser_window_.get()) {
+    if (event->new_window_state & GDK_WINDOW_STATE_ICONIFIED)
+      self->browser_window_->Hide();
+    else
+      self->browser_window_->Show();
+  }
+
+  return TRUE;
+}
+
+// static
+gboolean RootWindowGtk::WindowConfigure(GtkWindow* window, 
+                                        GdkEvent* event,
+                                        RootWindowGtk* self) {
+  // Called when size, position or stack order changes.
+  CefRefPtr<CefBrowser> browser = self->GetBrowser();
+  if (browser.get()) {
+    // Notify the browser of move/resize events so that:
+    // - Popup windows are displayed in the correct location and dismissed
+    //   when the window moves.
+    // - Drag&drop areas are updated accordingly.
+    browser->GetHost()->NotifyMoveOrResizeStarted();
+  }
+
+  return FALSE;  // Don't stop this message.
+}
+
+// static
+void RootWindowGtk::WindowDestroy(GtkWidget* widget, RootWindowGtk* self) {
+  // Called when the root window is destroyed.
+  self->window_destroyed_ = true;
+  self->NotifyDestroyedIfDone();
+}
+
+// static
+gboolean RootWindowGtk::WindowDelete(GtkWidget* widget,
+                                     GdkEvent* event,
+                                     RootWindowGtk* self) {
+  // Called to query whether the root window should be closed.
+  if (self->force_close_)
+    return FALSE;  // Allow the close.
+
+  if (self->browser_window_.get() && !self->browser_window_->IsClosing()) {
+    CefRefPtr<CefBrowser> browser = self->GetBrowser();
+    if (browser) {
+      // Notify the browser window that we would like to close it. This
+      // will result in a call to ClientHandler::DoClose() if the
+      // JavaScript 'onbeforeunload' event handler allows it.
+      browser->GetHost()->CloseBrowser(false);
+
+      // Cancel the close.
+      return TRUE;
+    }
+  }
+
+  // Allow the close.
+  return FALSE;
+}
+
+// static
+void RootWindowGtk::VboxSizeAllocated(GtkWidget* widget,
+                                      GtkAllocation* allocation,
+                                      RootWindowGtk* self) {
+  // Offset browser positioning by any controls that will appear in the client
+  // area.
+  const int ux_height = self->toolbar_height_ + self->menubar_height_;
+  const int x = allocation->x;
+  const int y = allocation->y + ux_height;
+  const int width = allocation->width;
+  const int height = allocation->height - ux_height;
+
+  // Size the browser window to match the GTK widget.
+  self->browser_bounds_ = CefRect(x, y, width, height);
+  if (self->browser_window_.get())
+    self->browser_window_->SetBounds(x, y, width, height);
+}
+
+// static
+void RootWindowGtk::MenubarSizeAllocated(GtkWidget* widget,
+                                         GtkAllocation* allocation,
+                                         RootWindowGtk* self) {
+  self->menubar_height_ = allocation->height;
+}
+
+// static
+gboolean RootWindowGtk::MenuItemActivated(GtkWidget* widget,
+                                          RootWindowGtk* self) {
+  // Retrieve the menu ID set in AddMenuEntry.
+  int id = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), kMenuIdKey));
+  // Run the test.
+  if (self->delegate_)
+    self->delegate_->OnTest(self, id);
+
+  return FALSE;  // Don't stop this message.
+}
+
+// static
+void RootWindowGtk::ToolbarSizeAllocated(GtkWidget* widget,
+                                         GtkAllocation* allocation,
+                                         RootWindowGtk* self) {
+  self->toolbar_height_ = allocation->height;
+}
+
+// static
+void RootWindowGtk::BackButtonClicked(GtkButton* button,
+                                      RootWindowGtk* self) {
+  CefRefPtr<CefBrowser> browser = self->GetBrowser();
+  if (browser.get())
+    browser->GoBack();
+}
+
+// static
+void RootWindowGtk::ForwardButtonClicked(GtkButton* button,
+                                         RootWindowGtk* self) {
+  CefRefPtr<CefBrowser> browser = self->GetBrowser();
+  if (browser.get())
+    browser->GoForward();
+}
+
+// static
+void RootWindowGtk::StopButtonClicked(GtkButton* button,
+                                      RootWindowGtk* self) {
+  CefRefPtr<CefBrowser> browser = self->GetBrowser();
+  if (browser.get())
+    browser->StopLoad();
+}
+
+// static
+void RootWindowGtk::ReloadButtonClicked(GtkButton* button,
+                                        RootWindowGtk* self) {
+  CefRefPtr<CefBrowser> browser = self->GetBrowser();
+  if (browser.get())
+    browser->Reload();
+}
+
+// static
+void RootWindowGtk::URLEntryActivate(GtkEntry* entry,
+                                     RootWindowGtk* self) {
+  CefRefPtr<CefBrowser> browser = self->GetBrowser();
+  if (browser.get()) {
+    const gchar* url = gtk_entry_get_text(entry);
+    browser->GetMainFrame()->LoadURL(std::string(url).c_str());
+  }
+}
+
+// static
+gboolean RootWindowGtk::URLEntryButtonPress(GtkWidget* widget,
+                                            GdkEventButton* event,
+                                            RootWindowGtk* self) {
+  // Give focus to the GTK window. This is a work-around for bad focus-related
+  // interaction between the root window managed by GTK and the browser managed
+  // by X11.
+  GtkWidget* window = gtk_widget_get_ancestor(widget, GTK_TYPE_WINDOW);
+  GdkWindow* gdk_window = gtk_widget_get_window(window);
+  ::Display* xdisplay = GDK_WINDOW_XDISPLAY(gdk_window);
+  ::Window xwindow = GDK_WINDOW_XID(gdk_window);
+
+  // Retrieve the atoms required by the below XSendEvent call.
+  const char* kAtoms[] = {
+    "WM_PROTOCOLS",
+    "WM_TAKE_FOCUS"
+  };
+  Atom atoms[2];
+  int result = XInternAtoms(xdisplay, const_cast<char**>(kAtoms), 2, false,
+                            atoms);
+  if (!result)
+    NOTREACHED();
+
+  XEvent e;
+  e.type = ClientMessage;
+  e.xany.display = xdisplay;
+  e.xany.window = xwindow;
+  e.xclient.format = 32;
+  e.xclient.message_type = atoms[0];
+  e.xclient.data.l[0] = atoms[1];
+  e.xclient.data.l[1] = CurrentTime;
+  e.xclient.data.l[2] = 0;
+  e.xclient.data.l[3] = 0;
+  e.xclient.data.l[4] = 0;
+
+  XSendEvent(xdisplay, xwindow, false, 0, &e);
+
+  return FALSE;
+}
+
+GtkWidget* RootWindowGtk::CreateMenuBar() {
+  GtkWidget* menu_bar = gtk_menu_bar_new();
+
+  // Create the test menu.
+  GtkWidget* test_menu = CreateMenu(menu_bar, "Tests");
+  AddMenuEntry(test_menu, "Get Source",    ID_TESTS_GETSOURCE);
+  AddMenuEntry(test_menu, "Get Text",      ID_TESTS_GETTEXT);
+  AddMenuEntry(test_menu, "New Window",    ID_TESTS_WINDOW_NEW);
+  AddMenuEntry(test_menu, "Popup Window",  ID_TESTS_WINDOW_POPUP);
+  AddMenuEntry(test_menu, "Request",       ID_TESTS_REQUEST);
+  AddMenuEntry(test_menu, "Plugin Info",   ID_TESTS_PLUGIN_INFO);
+  AddMenuEntry(test_menu, "Zoom In",       ID_TESTS_ZOOM_IN);
+  AddMenuEntry(test_menu, "Zoom Out",      ID_TESTS_ZOOM_OUT);
+  AddMenuEntry(test_menu, "Zoom Reset",    ID_TESTS_ZOOM_RESET);
+  if (with_osr_) {
+    AddMenuEntry(test_menu, "Set FPS",          ID_TESTS_OSR_FPS);
+    AddMenuEntry(test_menu, "Set Scale Factor", ID_TESTS_OSR_DSF);
+  }
+  AddMenuEntry(test_menu, "Begin Tracing", ID_TESTS_TRACING_BEGIN);
+  AddMenuEntry(test_menu, "End Tracing",   ID_TESTS_TRACING_END);
+  AddMenuEntry(test_menu, "Print",         ID_TESTS_PRINT);
+  AddMenuEntry(test_menu, "Print to PDF",  ID_TESTS_PRINT_TO_PDF);
+  AddMenuEntry(test_menu, "Other Tests",   ID_TESTS_OTHER_TESTS);
+
+  return menu_bar;
+}
+
+GtkWidget* RootWindowGtk::CreateMenu(GtkWidget* menu_bar, const char* text) {
+  GtkWidget* menu_widget = gtk_menu_new();
+  GtkWidget* menu_header = gtk_menu_item_new_with_label(text);
+  gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu_header), menu_widget);
+  gtk_menu_shell_append(GTK_MENU_SHELL(menu_bar), menu_header);
+  return menu_widget;
+}
+
+GtkWidget* RootWindowGtk::AddMenuEntry(GtkWidget* menu_widget,
+                                       const char* text,
+                                       int id) {
+  GtkWidget* entry = gtk_menu_item_new_with_label(text);
+  g_signal_connect(entry, "activate",
+                   G_CALLBACK(&RootWindowGtk::MenuItemActivated), this);
+
+  // Set the menu ID that will be retrieved in MenuItemActivated.
+  g_object_set_data(G_OBJECT(entry), kMenuIdKey, GINT_TO_POINTER(id));
+
+  gtk_menu_shell_append(GTK_MENU_SHELL(menu_widget), entry);
+  return entry;
+}
+
+}  // namespace client