Add content::RenderWidgetHost::MouseEventCallback

content/browser/renderer_host/render_widget_host_unittest.cc

 // Copyright (c) 2012 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 "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/shared_memory.h"
 #include "base/timer/timer.h"
 #include "content/browser/browser_thread_impl.h"
 #include "content/browser/renderer_host/backing_store.h"
 #include "content/browser/renderer_host/input/gesture_event_filter.h"
 #include "content/browser/renderer_host/input/immediate_input_router.h"
 #include "content/browser/renderer_host/input/tap_suppression_controller.h"
 #include "content/browser/renderer_host/input/tap_suppression_controller_client.h"
 #include "content/browser/renderer_host/input/touch_event_queue.h"
 #include "content/browser/renderer_host/overscroll_controller.h"
 #include "content/browser/renderer_host/overscroll_controller_delegate.h"
 #include "content/browser/renderer_host/render_widget_host_delegate.h"
 #include "content/browser/renderer_host/test_render_view_host.h"
 #include "content/common/input_messages.h"
 #include "content/common/view_messages.h"
 #include "content/port/browser/render_widget_host_view_port.h"
+#include "content/public/browser/mouse_listener.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/test/mock_render_process_host.h"
 #include "content/public/test/test_browser_context.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/keycodes/keyboard_codes.h"
 #include "ui/gfx/canvas.h"
@@ skipping 88 matching lines @@
   void set_handle_key_press_event(bool handle) {
     handle_key_press_event_ = handle;
   }
 
  private:
   bool handle_key_press_event_;
 
   DISALLOW_COPY_AND_ASSIGN(MockKeyboardListener);
 };
 
+// MockMouseListener --------------------------------------------------------
+class MockMouseListener : public MouseListener {
+ public:
+  MockMouseListener()
+      : handle_mouse_event_(false) {
+  }
+  virtual ~MockMouseListener() {}
+
+  // MouseListener:
+  virtual bool HandleMouseEvent(const WebKit::WebMouseEvent& event) OVERRIDE {
+    return handle_mouse_event_;
+  }
+
+  void set_handle_mouse_event(bool handle) {
+    handle_mouse_event_ = handle;
+  }
+
+ private:
+  bool handle_mouse_event_;
+};
+
 // MockInputRouter -------------------------------------------------------------
 
 class MockInputRouter : public InputRouter {
  public:
   explicit MockInputRouter(InputRouterClient* client)
       : send_event_called_(false),
         sent_mouse_event_(false),
         sent_wheel_event_(false),
         sent_keyboard_event_(false),
         sent_gesture_event_(false),
@@ skipping 2392 matching lines @@
   SimulateKeyboardEvent(WebInputEvent::RawKeyDown);
   EXPECT_TRUE(host_->mock_input_router()->sent_keyboard_event_);
 
   host_->mock_input_router()->sent_keyboard_event_ = false;
   SimulateKeyboardEvent(WebInputEvent::Char);
   EXPECT_TRUE(host_->mock_input_router()->sent_keyboard_event_);
 
   host_->RemoveKeyboardListener(keyboard_listener_.get());
 }
 
+TEST_F(RenderWidgetHostTest, MouseListenerCanHandleEvent) {
+  host_->SetupForInputRouterTest();
+
+  MockMouseListener mouse_listener;
+  host_->AddMouseListener(&mouse_listener);
+
+  mouse_listener.set_handle_mouse_event(true);
+  SimulateMouseEvent(WebInputEvent::MouseDown);
+
+  EXPECT_FALSE(host_->mock_input_router()->sent_mouse_event_);
+
+  mouse_listener.set_handle_mouse_event(false);
+  SimulateMouseEvent(WebInputEvent::MouseDown);
+
+  EXPECT_TRUE(host_->mock_input_router()->sent_mouse_event_);
+
+  host_->RemoveMouseListener(&mouse_listener);
+}
+
 TEST_F(RenderWidgetHostTest, InputRouterReceivesHandleInputEvent_ACK) {
   host_->SetupForInputRouterTest();
 
   SendInputEventACK(WebInputEvent::RawKeyDown,
                     INPUT_EVENT_ACK_STATE_CONSUMED);
 
   EXPECT_TRUE(host_->mock_input_router()->message_received_);
 }
 
 TEST_F(RenderWidgetHostTest, InputRouterReceivesMoveCaret_ACK) {
@@ skipping 14 matching lines @@
 
 TEST_F(RenderWidgetHostTest, InputRouterReceivesHasTouchEventHandlers) {
   host_->SetupForInputRouterTest();
 
   host_->OnMessageReceived(ViewHostMsg_HasTouchEventHandlers(0, true));
 
   EXPECT_TRUE(host_->mock_input_router()->message_received_);
 }
 
 }  // namespace content