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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "ui/views/controls/button/custom_button.h"
      6 
      7 #include "testing/gtest/include/gtest/gtest.h"
      8 #include "ui/base/layout.h"
      9 #include "ui/gfx/screen.h"
     10 #include "ui/views/test/views_test_base.h"
     11 
     12 #if defined(USE_AURA)
     13 #include "ui/aura/root_window.h"
     14 #include "ui/aura/test/test_cursor_client.h"
     15 #endif
     16 
     17 namespace views {
     18 
     19 namespace {
     20 
     21 class TestCustomButton : public CustomButton {
     22  public:
     23   explicit TestCustomButton(ButtonListener* listener)
     24       : CustomButton(listener) {
     25   }
     26 
     27   virtual ~TestCustomButton() {}
     28 
     29  private:
     30   DISALLOW_COPY_AND_ASSIGN(TestCustomButton);
     31 };
     32 
     33 }  // namespace
     34 
     35 typedef ViewsTestBase CustomButtonTest;
     36 
     37 // Tests that hover state changes correctly when visiblity/enableness changes.
     38 TEST_F(CustomButtonTest, HoverStateOnVisibilityChange) {
     39   // Create a widget so that the CustomButton can query the hover state
     40   // correctly.
     41   scoped_ptr<Widget> widget(new Widget);
     42   Widget::InitParams params = CreateParams(Widget::InitParams::TYPE_POPUP);
     43   params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
     44   params.bounds = gfx::Rect(0, 0, 650, 650);
     45   widget->Init(params);
     46   widget->Show();
     47 
     48 #if defined(USE_AURA)
     49   aura::test::TestCursorClient cursor_client(
     50       widget->GetNativeView()->GetRootWindow());
     51 #endif
     52 
     53   // Position the widget in a way so that it is under the cursor.
     54   gfx::Point cursor = gfx::Screen::GetScreenFor(
     55       widget->GetNativeView())->GetCursorScreenPoint();
     56   gfx::Rect widget_bounds = widget->GetWindowBoundsInScreen();
     57   widget_bounds.set_origin(cursor);
     58   widget->SetBounds(widget_bounds);
     59 
     60   TestCustomButton* button = new TestCustomButton(NULL);
     61   widget->SetContentsView(button);
     62 
     63   gfx::Point center(10, 10);
     64   button->OnMousePressed(ui::MouseEvent(ui::ET_MOUSE_PRESSED, center, center,
     65                                         ui::EF_LEFT_MOUSE_BUTTON));
     66   EXPECT_EQ(CustomButton::STATE_PRESSED, button->state());
     67 
     68   button->OnMouseReleased(ui::MouseEvent(ui::ET_MOUSE_RELEASED, center, center,
     69                                          ui::EF_LEFT_MOUSE_BUTTON));
     70   EXPECT_EQ(CustomButton::STATE_HOVERED, button->state());
     71 
     72   button->SetEnabled(false);
     73   EXPECT_EQ(CustomButton::STATE_DISABLED, button->state());
     74 
     75   button->SetEnabled(true);
     76   EXPECT_EQ(CustomButton::STATE_HOVERED, button->state());
     77 
     78   button->SetVisible(false);
     79   EXPECT_EQ(CustomButton::STATE_NORMAL, button->state());
     80 
     81   button->SetVisible(true);
     82   EXPECT_EQ(CustomButton::STATE_HOVERED, button->state());
     83 
     84 #if defined(USE_AURA)
     85   // In Aura views, no new hover effects are invoked if mouse events
     86   // are disabled.
     87   cursor_client.DisableMouseEvents();
     88 
     89   button->SetEnabled(false);
     90   EXPECT_EQ(CustomButton::STATE_DISABLED, button->state());
     91 
     92   button->SetEnabled(true);
     93   EXPECT_EQ(CustomButton::STATE_NORMAL, button->state());
     94 
     95   button->SetVisible(false);
     96   EXPECT_EQ(CustomButton::STATE_NORMAL, button->state());
     97 
     98   button->SetVisible(true);
     99   EXPECT_EQ(CustomButton::STATE_NORMAL, button->state());
    100 #endif
    101 }
    102 
    103 }  // namespace views
    104