Don't activate a window if screen is locked.

ui/aura/window_unittest.cc

 // Copyright (c) 2011 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 "ui/aura/window.h"
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/stringprintf.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 215 matching lines @@
   scoped_ptr<Window> w2(
       CreateTestWindow(SK_ColorRED, 2, gfx::Rect(5, 5, 55, 55), NULL));
 
   scoped_ptr<Window> w3(
       CreateTestWindowWithDelegate(
           NULL, 3, gfx::Rect(200, 200, 100, 100), NULL));
   scoped_ptr<Window> w31(
       CreateTestWindow(SK_ColorCYAN, 31, gfx::Rect(0, 0, 50, 50), w3.get()));
   scoped_ptr<Window> w311(
       CreateTestWindow(SK_ColorBLUE, 311, gfx::Rect(0, 0, 10, 10), w31.get()));
-
   // The stop-event-propagation flag shouldn't have any effect on the behavior
   // of this method.
   w3->set_stops_event_propagation(true);
+  w31->set_stops_event_propagation(true);
 
   EXPECT_EQ(NULL, root->GetTopWindowContainingPoint(gfx::Point(0, 0)));
   EXPECT_EQ(w2.get(), root->GetTopWindowContainingPoint(gfx::Point(5, 5)));
   EXPECT_EQ(w2.get(), root->GetTopWindowContainingPoint(gfx::Point(10, 10)));
   EXPECT_EQ(w2.get(), root->GetTopWindowContainingPoint(gfx::Point(59, 59)));
   EXPECT_EQ(w1.get(), root->GetTopWindowContainingPoint(gfx::Point(60, 60)));
   EXPECT_EQ(w1.get(), root->GetTopWindowContainingPoint(gfx::Point(109, 109)));
   EXPECT_EQ(NULL, root->GetTopWindowContainingPoint(gfx::Point(110, 110)));
   EXPECT_EQ(w31.get(), root->GetTopWindowContainingPoint(gfx::Point(200, 200)));
   EXPECT_EQ(w31.get(), root->GetTopWindowContainingPoint(gfx::Point(220, 220)));
@@ skipping 400 matching lines @@
   scoped_ptr<Window> w11(CreateTestWindowWithDelegate(&d11, 11,
       gfx::Rect(0, 0, 500, 500), w1.get()));
   scoped_ptr<Window> w111(CreateTestWindowWithDelegate(&d111, 111,
       gfx::Rect(50, 50, 450, 450), w11.get()));
   scoped_ptr<Window> w12(CreateTestWindowWithDelegate(NULL, 12,
       gfx::Rect(0, 0, 500, 500), w1.get()));
   scoped_ptr<Window> w121(CreateTestWindowWithDelegate(&d121, 121,
       gfx::Rect(150, 150, 50, 50), NULL));
 
   w12->set_stops_event_propagation(true);
+  w121->set_stops_event_propagation(true);
+
   EXPECT_EQ(w11.get(), w1->GetEventHandlerForPoint(gfx::Point(10, 10)));
 
   EXPECT_TRUE(w111->CanFocus());
+  EXPECT_TRUE(w111->CanReceiveEvents());
   w111->Focus();
   EXPECT_EQ(w111.get(), w1->GetFocusManager()->GetFocusedWindow());
 
   w12->AddChild(w121.get());
 
   EXPECT_EQ(NULL, w1->GetEventHandlerForPoint(gfx::Point(10, 10)));
   EXPECT_EQ(w121.get(), w1->GetEventHandlerForPoint(gfx::Point(175, 175)));
 
   // It should be possible to focus w121 since it is at or above the
   // consumes_events_ window.
   EXPECT_TRUE(w121->CanFocus());
+  EXPECT_TRUE(w121->CanReceiveEvents());
   w121->Focus();
   EXPECT_EQ(w121.get(), w1->GetFocusManager()->GetFocusedWindow());
 
   // An attempt to focus 111 should be ignored and w121 should retain focus,
   // since a consumes_events_ window with a child is in the z-index above w111.
-  EXPECT_FALSE(w111->CanFocus());
+  EXPECT_FALSE(w111->CanReceiveEvents());
   w111->Focus();
   EXPECT_EQ(w121.get(), w1->GetFocusManager()->GetFocusedWindow());
+
+  // Set the stop-event-propagation flag to false so that 111 can be
+  // focused.
+  w121->set_stops_event_propagation(false);
+  EXPECT_TRUE(w111->CanFocus());
+  EXPECT_TRUE(w111->CanReceiveEvents());
+  w111->Focus();
+  EXPECT_EQ(w111.get(), w1->GetFocusManager()->GetFocusedWindow());
 }
 
 TEST_F(WindowTest, IgnoreEventsTest) {
   TestWindowDelegate d11;
   TestWindowDelegate d12;
   TestWindowDelegate d111;
   TestWindowDelegate d121;
   scoped_ptr<Window> w1(CreateTestWindowWithDelegate(NULL, 1,
       gfx::Rect(0, 0, 500, 500), NULL));
   scoped_ptr<Window> w11(CreateTestWindowWithDelegate(&d11, 11,
@@ skipping 329 matching lines @@
   EXPECT_EQ("name=test old=1 new=2", PropertyChangeInfoAndClear());
   w1->SetProperty(key, NULL);
   EXPECT_EQ("name=test old=2 new=0", PropertyChangeInfoAndClear());
 
   // Sanity check to see if |PropertyChangeInfoAndClear| really clears.
   EXPECT_EQ("name= old=0 new=0", PropertyChangeInfoAndClear());
 }
 
 }  // namespace test
 }  // namespace aura