Implements tests for testing browser's overall key events handling behavior....

chrome/test/ui_test_utils_linux.cc

+// Copyright (c) 2009 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 "chrome/test/ui_test_utils.h"
+
+#include "base/logging.h"
+#include "base/message_loop.h"
+#include "chrome/browser/browser.h"
+#include "chrome/browser/browser_window.h"
+#include "chrome/browser/automation/ui_controls.h"
+#if defined(TOOLKIT_VIEWS)
+#include "chrome/browser/views/frame/browser_view.h"
+#endif
+
+#include "chrome/browser/gtk/view_id_util.h"
+
+namespace ui_test_utils {
+
+namespace {
+
+// Check if the focused widget for |root| is |target| or a child of |target|.
+static bool IsWidgetInFocusChain(GtkWidget* root, GtkWidget* target) {
+  GtkWidget* iter = root;
+
+  while (iter) {
+    if (iter == target)
+      return true;
+
+    if (!GTK_IS_CONTAINER(iter))
+      return false;
+
+    iter = GTK_CONTAINER(iter)->focus_child;
+  }
+
+  return false;
+}
+
+}  // namespace
+
+bool IsViewFocused(const Browser* browser, ViewID vid) {
+  BrowserWindow* browser_window = browser->window();
+  DCHECK(browser_window);
+  gfx::NativeWindow window = browser_window->GetNativeHandle();
+  DCHECK(window);
+  GtkWidget* widget = ViewIDUtil::GetWidget(GTK_WIDGET(window), vid);
+  DCHECK(widget);
+  return IsWidgetInFocusChain(GTK_WIDGET(window), widget);
+}
+
+void ClickOnView(const Browser* browser, ViewID vid) {
+  BrowserWindow* browser_window = browser->window();
+  DCHECK(browser_window);
+#if defined(TOOLKIT_VIEWS)
+  views::View* view =
+      reinterpret_cast<BrowserView*>(browser_window)->GetViewByID(vid);
+#else
+  gfx::NativeWindow window = browser_window->GetNativeHandle();
+  DCHECK(window);
+  GtkWidget* view = ViewIDUtil::GetWidget(GTK_WIDGET(window), vid);
+#endif
+
+  DCHECK(view);
+  ui_controls::MoveMouseToCenterAndPress(
+      view,
+      ui_controls::LEFT,
+      ui_controls::DOWN | ui_controls::UP,
+      new MessageLoop::QuitTask());
+  RunMessageLoop();
+}
+
+}  // namespace ui_test_utils