remove unused class

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/6880081
Patch from Emmanuel Saint-Loubert <saintlou@chromium.org>.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@82488 0039d316-1c4b-4281-b951-d872f2087c98

9 files changed, 0 insertions, 554 deletions

diff --git a/views/controls/slider/native_slider_gtk.cc b/views/controls/slider/native_slider_gtk.cc
deleted file mode 100644
index 0fa30b5..0000000
--- a/views/controls/slider/native_slider_gtk.cc
+++ /dev/null
@@ -1,123 +0,0 @@
-// 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 <gtk/gtk.h>
-
-#include "views/controls/slider/native_slider_gtk.h"
-
-#include "ui/gfx/gtk_util.h"
-#include "views/controls/slider/slider.h"
-
-namespace views {
-
-////////////////////////////////////////////////////////////////////////////////
-// NativeSliderGtk, public:
-
-NativeSliderGtk::NativeSliderGtk(Slider* slider)
-    : slider_(slider) {
-}
-
-NativeSliderGtk::~NativeSliderGtk() {
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// NativeSliderGtk, NativeSliderWrapper implementation:
-
-void NativeSliderGtk::UpdateEnabled() {
-  if (!native_view())
-    return;
-  SetEnabled(slider_->IsEnabled());
-}
-
-double NativeSliderGtk::GetValue() {
-  if (!native_view())
-    return 0;
-  return gtk_range_get_value(GTK_RANGE(native_view()));
-}
-
-void NativeSliderGtk::SetValue(double value) {
-  if (!native_view())
-    return;
-  gtk_range_set_value(GTK_RANGE(native_view()), value);
-}
-
-void NativeSliderGtk::SetFocus() {
-  OnFocus();
-}
-
-gfx::Size NativeSliderGtk::GetPreferredSize() {
-  if (!native_view())
-    return gfx::Size();
-
-  if (preferred_size_.IsEmpty()) {
-    GtkRequisition size_request = { 0, 0 };
-    gtk_widget_size_request(native_view(), &size_request);
-    preferred_size_.SetSize(size_request.width, size_request.height);
-  }
-  return preferred_size_;
-}
-
-View* NativeSliderGtk::GetView() {
-  return this;
-}
-
-gfx::NativeView NativeSliderGtk::GetTestingHandle() const {
-  return native_view();
-}
-
-// static
-gboolean NativeSliderGtk::OnValueChangedHandler(GtkWidget* entry,
-                                                NativeSliderGtk* slider) {
-  return slider->OnValueChanged();
-}
-
-gboolean NativeSliderGtk::OnValueChanged() {
-  slider_->NotifyValueChanged();
-  return false;
-}
-////////////////////////////////////////////////////////////////////////////////
-// NativeSliderGtk, NativeControlGtk overrides:
-
-void NativeSliderGtk::CreateNativeControl() {
-  GtkWidget* widget;
-  if (slider_->style() & Slider::STYLE_VERTICAL)
-    widget = gtk_vscale_new_with_range(slider_->min(),
-                                       slider_->max(),
-                                       slider_->step());
-  else
-    widget = gtk_hscale_new_with_range(slider_->min(),
-                                       slider_->max(),
-                                       slider_->step());
-  NativeControlCreated(widget);
-
-  bool drawvalue = slider_->style() & Slider::STYLE_DRAW_VALUE;
-  gtk_scale_set_draw_value(GTK_SCALE(native_view()), drawvalue);
-
-  int digits = 0;
-  if (slider_->style() & Slider::STYLE_ONE_DIGIT)
-    digits = 1;
-  else if (slider_->style() & Slider::STYLE_TWO_DIGITS)
-    digits = 2;
-  gtk_scale_set_digits(GTK_SCALE(native_view()), digits);
-
-  if (slider_->style() & Slider::STYLE_UPDATE_ON_RELEASE)
-    gtk_range_set_update_policy(GTK_RANGE(native_view()),
-                                GTK_UPDATE_DISCONTINUOUS);
-}
-
-void NativeSliderGtk::NativeControlCreated(GtkWidget* widget) {
-  NativeControlGtk::NativeControlCreated(widget);
-  g_signal_connect(widget, "value_changed",
-                   G_CALLBACK(OnValueChangedHandler), this);
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// NativeSliderWrapper, public:
-
-// static
-NativeSliderWrapper* NativeSliderWrapper::CreateWrapper(Slider* field) {
-  return new NativeSliderGtk(field);
-}
-
-}  // namespace views
diff --git a/views/controls/slider/native_slider_gtk.h b/views/controls/slider/native_slider_gtk.h
deleted file mode 100644
index 36ac81d..0000000
--- a/views/controls/slider/native_slider_gtk.h
+++ /dev/null
@@ -1,53 +0,0 @@
-// 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.
-
-#ifndef VIEWS_CONTROLS_SLIDER_NATIVE_SLIDER_GTK_H_
-#define VIEWS_CONTROLS_SLIDER_NATIVE_SLIDER_GTK_H_
-#pragma once
-
-#include <gtk/gtk.h>
-
-#include "views/controls/native_control_gtk.h"
-#include "views/controls/slider/native_slider_wrapper.h"
-
-namespace views {
-
-class NativeSliderGtk : public NativeControlGtk,
-                        public NativeSliderWrapper {
- public:
-  explicit NativeSliderGtk(Slider* parent);
-  ~NativeSliderGtk();
-
-  // Overridden from NativeSliderWrapper:
-  virtual void UpdateEnabled();
-  virtual double GetValue();
-  virtual void SetValue(double value);
-  virtual void SetFocus();
-  virtual gfx::Size GetPreferredSize();
-  virtual View* GetView();
-  virtual gfx::NativeView GetTestingHandle() const;
-
-  // Overridden from NativeControlGtk:
-  virtual void CreateNativeControl();
-  virtual void NativeControlCreated(GtkWidget* widget);
-
- private:
-  // The slider we are bound to.
-  Slider* slider_;
-
-  // The preferred size from the last size_request. See
-  // NativeButtonGtk::preferred_size_ for more detail why we need this.
-  gfx::Size preferred_size_;
-
-  // Callback when the slider value changes.
-  static gboolean OnValueChangedHandler(GtkWidget* entry,
-                                        NativeSliderGtk* slider);
-  gboolean OnValueChanged();
-
-  DISALLOW_COPY_AND_ASSIGN(NativeSliderGtk);
-};
-
-}  // namespace views
-
-#endif  // VIEWS_CONTROLS_SLIDER_NATIVE_SLIDER_GTK_H_
diff --git a/views/controls/slider/native_slider_wrapper.h b/views/controls/slider/native_slider_wrapper.h
deleted file mode 100644
index adfbf21..0000000
--- a/views/controls/slider/native_slider_wrapper.h
+++ /dev/null
@@ -1,49 +0,0 @@
-// Copyright (c) 2010 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.
-
-#ifndef VIEWS_CONTROLS_SLIDER_NATIVE_SLIDER_WRAPPER_H_
-#define VIEWS_CONTROLS_SLIDER_NATIVE_SLIDER_WRAPPER_H_
-#pragma once
-
-#include "ui/gfx/native_widget_types.h"
-
-namespace views {
-
-class Slider;
-class View;
-
-// An interface implemented by an object that provides a platform-native slider.
-class NativeSliderWrapper {
- public:
-  // The Slider calls this when it is destroyed to clean up the wrapper object.
-  virtual ~NativeSliderWrapper() {}
-
-  // Updates the enabled state of the native slider.
-  virtual void UpdateEnabled() = 0;
-
-  // Gets the value of the slider.
-  virtual double GetValue() = 0;
-
-  // Sets the value of the slider.
-  virtual void SetValue(double value) = 0;
-
-  // Sets the focus to the slider.
-  virtual void SetFocus() = 0;
-
-  // Returns the preferred size of the combobox.
-  virtual gfx::Size GetPreferredSize() = 0;
-
-  // Retrieves the views::View that hosts the native control.
-  virtual View* GetView() = 0;
-
-  // Returns a handle to the underlying native view for testing.
-  virtual gfx::NativeView GetTestingHandle() const = 0;
-
-  // Creates an appropriate NativeSliderWrapper for the platform.
-  static NativeSliderWrapper* CreateWrapper(Slider* slider);
-};
-
-}  // namespace views
-
-#endif  // VIEWS_CONTROLS_SLIDER_NATIVE_SLIDER_WRAPPER_H_
diff --git a/views/controls/slider/slider.cc b/views/controls/slider/slider.cc
deleted file mode 100644
index 70dc13e..0000000
--- a/views/controls/slider/slider.cc
+++ /dev/null
@@ -1,116 +0,0 @@
-// Copyright (c) 2010 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 "views/controls/slider/slider.h"
-
-#include <string>
-
-#include "views/controls/slider/native_slider_wrapper.h"
-#include "views/controls/native/native_view_host.h"
-#include "views/widget/widget.h"
-
-namespace views {
-
-// static
-const char Slider::kViewClassName[] = "views/Slider";
-
-/////////////////////////////////////////////////////////////////////////////
-// Slider
-
-Slider::Slider()
-    : native_wrapper_(NULL),
-      listener_(NULL),
-      style_(STYLE_HORIZONTAL) {
-  SetFocusable(true);
-}
-
-Slider::Slider(double min, double max, double step, StyleFlags style,
-    SliderListener* listener)
-    : native_wrapper_(NULL),
-      listener_(listener),
-      style_(style),
-      min_(min),
-      max_(max),
-      step_(step) {
-  SetFocusable(true);
-}
-
-Slider::~Slider() {
-}
-
-void Slider::NotifyValueChanged() {
-  if (native_wrapper_)
-    value_ = native_wrapper_->GetValue();
-  if (listener_)
-    listener_->SliderValueChanged(this);
-}
-
-void Slider::SetValue(double value) {
-  value_ = value;
-  if (native_wrapper_)
-    native_wrapper_->SetValue(value);
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// Slider, View overrides:
-
-void Slider::Layout() {
-  if (native_wrapper_) {
-    native_wrapper_->GetView()->SetBoundsRect(GetLocalBounds());
-    native_wrapper_->GetView()->Layout();
-  }
-}
-
-gfx::Size Slider::GetPreferredSize() {
-  if (native_wrapper_)
-    return native_wrapper_->GetPreferredSize();
-  return gfx::Size();
-}
-
-void Slider::SetEnabled(bool enabled) {
-  View::SetEnabled(enabled);
-  if (native_wrapper_)
-    native_wrapper_->UpdateEnabled();
-}
-
-void Slider::OnFocus() {
-  if (native_wrapper_) {
-    // Forward the focus to the wrapper if it exists.
-    native_wrapper_->SetFocus();
-  } else {
-    // If there is no wrapper, cause the RootView to be focused so that we still
-    // get keyboard messages.
-    View::OnFocus();
-  }
-}
-
-void Slider::OnPaintFocusBorder(gfx::Canvas* canvas) {
-  if (NativeViewHost::kRenderNativeControlFocus)
-    View::OnPaintFocusBorder(canvas);
-}
-
-void Slider::ViewHierarchyChanged(bool is_add, View* parent, View* child) {
-  if (is_add && !native_wrapper_ && GetWidget()) {
-    // The native wrapper's lifetime will be managed by the view hierarchy after
-    // we call AddChildView.
-    native_wrapper_ = NativeSliderWrapper::CreateWrapper(this);
-    AddChildView(native_wrapper_->GetView());
-    native_wrapper_->UpdateEnabled();
-  }
-}
-
-std::string Slider::GetClassName() const {
-  return kViewClassName;
-}
-
-NativeSliderWrapper* Slider::CreateWrapper() {
-  NativeSliderWrapper* native_wrapper =
-      NativeSliderWrapper::CreateWrapper(this);
-
-  native_wrapper->UpdateEnabled();
-
-  return native_wrapper;
-}
-
-}  // namespace views
diff --git a/views/controls/slider/slider.h b/views/controls/slider/slider.h
deleted file mode 100644
index fe9bfbf..0000000
--- a/views/controls/slider/slider.h
+++ /dev/null
@@ -1,113 +0,0 @@
-// Copyright (c) 2010 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.
-
-#ifndef VIEWS_CONTROLS_SLIDER_SLIDER_H_
-#define VIEWS_CONTROLS_SLIDER_SLIDER_H_
-#pragma once
-
-#if defined(OS_LINUX)
-#include <gdk/gdk.h>
-#endif
-
-#include <string>
-
-#include "base/basictypes.h"
-#include "views/view.h"
-
-namespace views {
-
-class NativeSliderWrapper;
-class Slider;
-
-// An interface implemented by an object to let it know that the slider value
-// was changed.
-class SliderListener {
- public:
-  virtual void SliderValueChanged(Slider* sender) = 0;
-};
-
-// This class implements a ChromeView that wraps a native slider.
-class Slider : public View {
- public:
-  // The slider's class name.
-  static const char kViewClassName[];
-
-  enum StyleFlags {
-    STYLE_HORIZONTAL = 0,  // Horizontal is default type.
-    STYLE_VERTICAL = 1<<0,
-    STYLE_DRAW_VALUE = 1<<1,  // Display current value next to the slider.
-    STYLE_ONE_DIGIT = 1<<2,  // 1 decimal place of precision for value.
-    STYLE_TWO_DIGITS = 1<<3,  // 2 decimal places of precision for value.
-    STYLE_UPDATE_ON_RELEASE = 1<<4,  // The slider will only notify value
-                                     // changed on release of mouse
-  };
-
-  Slider();
-  Slider(double min, double max, double step, StyleFlags style,
-         SliderListener* listener);
-  virtual ~Slider();
-
-  // Cause the slider to notify the listener that the value has changed.
-  virtual void NotifyValueChanged();
-
-  // Gets/Sets the value in the slider.
-  double value() const { return value_; }
-  void SetValue(double value);
-
-  // Accessor for |style_|.
-  StyleFlags style() const { return style_; }
-
-  // Accessor for |min_|.
-  double min() const { return min_; }
-
-  // Accessor for |max_|.
-  double max() const { return max_; }
-
-  // Accessor for |step_|.
-  double step() const { return step_; }
-
-  // Overridden from View:
-  virtual void Layout() OVERRIDE;
-  virtual gfx::Size GetPreferredSize() OVERRIDE;
-  virtual void SetEnabled(bool enabled) OVERRIDE;
-  virtual void OnPaintFocusBorder(gfx::Canvas* canvas) OVERRIDE;
-
- protected:
-  virtual void OnFocus() OVERRIDE;
-  virtual void ViewHierarchyChanged(bool is_add, View* parent,
-                                    View* child) OVERRIDE;
-  virtual std::string GetClassName() const OVERRIDE;
-
-  // Creates a new native wrapper properly initialized and returns it. Ownership
-  // is passed to the caller.
-  NativeSliderWrapper* CreateWrapper();
-
- private:
-  // The object that actually implements the native slider.
-  NativeSliderWrapper* native_wrapper_;
-
-  // The slider's listener. Notified when slider value changed.
-  SliderListener* listener_;
-
-  // The mask of style options for this Slider.
-  StyleFlags style_;
-
-  // The minimum value of the slider.
-  double min_;
-
-  // The maximum value of the slider.
-  double max_;
-
-  // The step increment of the slider.
-  double step_;
-
-  // The value displayed in the slider.
-  double value_;
-
-  DISALLOW_COPY_AND_ASSIGN(Slider);
-};
-
-}  // namespace views
-
-#endif  // VIEWS_CONTROLS_SLIDER_SLIDER_H_
diff --git a/views/examples/examples_main.cc b/views/examples/examples_main.cc
index 1326672..e3d20a0 100644
--- a/views/examples/examples_main.cc
+++ b/views/examples/examples_main.cc
@@ -31,10 +31,6 @@
 #include "views/layout/grid_layout.h"
 #include "views/window/window.h"
 
-#if defined(OS_LINUX)
-// Slider is not yet ported to Windows.
-#include "views/examples/slider_example.h"
-#endif
 #if defined(OS_WIN)
 // TableView is not yet ported to Linux.
 #include "views/examples/table_example.h"
@@ -156,12 +152,6 @@ void ExamplesMain::Run() {
   tabbed_pane->AddTab(widget_example.GetExampleTitle(),
                       widget_example.GetExampleView());
 
-#if defined(OS_LINUX)
-  examples::SliderExample slider_example(this);
-  tabbed_pane->AddTab(slider_example.GetExampleTitle(),
-                      slider_example.GetExampleView());
-#endif
-
   examples::MenuExample menu_example(this);
   tabbed_pane->AddTab(menu_example.GetExampleTitle(),
                       menu_example.GetExampleView());
diff --git a/views/examples/slider_example.cc b/views/examples/slider_example.cc
deleted file mode 100644
index cd46c40..0000000
--- a/views/examples/slider_example.cc
+++ /dev/null
@@ -1,39 +0,0 @@
-// 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 "views/examples/slider_example.h"
-
-#include "build/build_config.h"
-#include "views/layout/fill_layout.h"
-
-namespace examples {
-
-SliderExample::SliderExample(ExamplesMain* main) : ExampleBase(main) {
-}
-
-SliderExample::~SliderExample() {
-}
-
-std::wstring SliderExample::GetExampleTitle() {
-  return L"Slider";
-}
-
-void SliderExample::CreateExampleView(views::View* container) {
-#if !defined(OS_WIN) && !defined(OS_MACOSX)
-  const double min = 0.0;
-  const double max = 100.0;
-  const double step = 1.0;
-  slider_ = new views::Slider(min, max, step,
-                              views::Slider::STYLE_DRAW_VALUE, this);
-
-  container->SetLayoutManager(new views::FillLayout);
-  container->AddChildView(slider_);
-#endif
-}
-
-void SliderExample::SliderValueChanged(views::Slider* sender) {
-  PrintStatus(L"Value: %.1f", sender->value());
-}
-
-}  // namespace examples
diff --git a/views/examples/slider_example.h b/views/examples/slider_example.h
deleted file mode 100644
index c69cac6..0000000
--- a/views/examples/slider_example.h
+++ /dev/null
@@ -1,39 +0,0 @@
-// 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.
-
-#ifndef VIEWS_EXAMPLES_SLIDER_EXAMPLE_H_
-#define VIEWS_EXAMPLES_SLIDER_EXAMPLE_H_
-#pragma once
-
-#include <string>
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "views/controls/slider/slider.h"
-#include "views/examples/example_base.h"
-
-namespace examples {
-
-// SliderExample demonstrates how to use the Slider class.
-class SliderExample : public ExampleBase, public views::SliderListener {
- public:
-  explicit SliderExample(ExamplesMain* main);
-  virtual ~SliderExample();
-
-  // Overridden from ExampleBase:
-  virtual std::wstring GetExampleTitle() OVERRIDE;
-  virtual void CreateExampleView(views::View* container) OVERRIDE;
-
- private:
-  // Overridden from views::SliderListener:
-  virtual void SliderValueChanged(views::Slider* sender) OVERRIDE;
-
-  views::Slider* slider_;
-
-  DISALLOW_COPY_AND_ASSIGN(SliderExample);
-};
-
-}  // namespace examples
-
-#endif  // VIEWS_EXAMPLES_SLIDER_EXAMPLE_H_
diff --git a/views/views.gyp b/views/views.gyp
index 5a2368d..7bfa73c 100644
--- a/views/views.gyp
+++ b/views/views.gyp
@@ -206,11 +206,6 @@
         'controls/separator.h',
         'controls/single_split_view.cc',
         'controls/single_split_view.h',
-        'controls/slider/native_slider_gtk.cc',
-        'controls/slider/native_slider_gtk.h',
-        'controls/slider/native_slider_wrapper.h',
-        'controls/slider/slider.cc',
-        'controls/slider/slider.h',
         'controls/tabbed_pane/native_tabbed_pane_gtk.cc',
         'controls/tabbed_pane/native_tabbed_pane_gtk.h',
         'controls/tabbed_pane/native_tabbed_pane_win.cc',
@@ -463,11 +458,6 @@
           ],
         }],
         ['OS=="win"', {
-          'sources!': [
-            'controls/slider/slider.cc',
-            'controls/slider/slider.h',
-            'controls/slider/native_slider_wrapper.h',
-          ],
           'include_dirs': [
             '<(DEPTH)/third_party/wtl/include',
           ],
@@ -591,8 +581,6 @@
         'examples/scroll_view_example.h',
         'examples/single_split_view_example.cc',
         'examples/single_split_view_example.h',
-        'examples/slider_example.cc',
-        'examples/slider_example.h',
         'examples/tabbed_pane_example.cc',
         'examples/tabbed_pane_example.h',
         'examples/table2_example.cc',