views: Move examples/ directory to ui/views/.

BUG=104039
R=ben@chromium.org

Review URL: http://codereview.chromium.org/8555013

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@110023 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 255 insertions, 0 deletions

diff --git a/ui/views/examples/native_theme_button_example.cc b/ui/views/examples/native_theme_button_example.cc
new file mode 100644
index 0000000..e11bfcd
--- /dev/null
+++ b/ui/views/examples/native_theme_button_example.cc
@@ -0,0 +1,255 @@
+// 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/views/examples/native_theme_button_example.h"
+
+#include <string>
+
+#include "base/logging.h"
+#include "base/stringprintf.h"
+#include "base/utf_string_conversions.h"
+#include "ui/base/animation/throb_animation.h"
+#include "ui/base/models/combobox_model.h"
+#include "ui/gfx/canvas.h"
+#include "ui/views/examples/example_combobox_model.h"
+#include "views/controls/label.h"
+#include "views/layout/grid_layout.h"
+#include "views/native_theme_painter.h"
+
+namespace {
+
+const char* kParts[] = {
+    "PushButton",
+    "RadioButton",
+    "Checkbox",
+};
+
+const char* kStates[] = {
+    "Disabled",
+    "Normal",
+    "Hot",
+    "Pressed",
+    "<Dynamic>",
+};
+
+}  // namespace
+
+namespace examples {
+
+ExampleNativeThemeButton::ExampleNativeThemeButton(
+    views::ButtonListener* listener,
+    views::Combobox* cb_part,
+    views::Combobox* cb_state)
+    : CustomButton(listener),
+      cb_part_(cb_part),
+      cb_state_(cb_state),
+      count_(0),
+      is_checked_(false),
+      is_indeterminate_(false) {
+  cb_part_->set_listener(this);
+  cb_state_->set_listener(this);
+
+  painter_.reset(new views::NativeThemePainter(this));
+  set_background(views::Background::CreateBackgroundPainter(
+      false, painter_.get()));
+}
+
+ExampleNativeThemeButton::~ExampleNativeThemeButton() {
+}
+
+std::string ExampleNativeThemeButton::MessWithState() {
+  const char* message = NULL;
+  switch (GetThemePart()) {
+  case gfx::NativeTheme::kPushButton:
+    message = "Pressed! count:%d";
+    break;
+  case gfx::NativeTheme::kRadio:
+    is_checked_ = !is_checked_;
+    message = is_checked_ ? "Checked! count:%d" : "Unchecked! count:%d";
+    break;
+  case gfx::NativeTheme::kCheckbox:
+    if (is_indeterminate_) {
+      is_checked_ = false;
+      is_indeterminate_ = false;
+    } else if (!is_checked_) {
+      is_checked_ = true;
+    } else {
+      is_checked_ = false;
+      is_indeterminate_ = true;
+    }
+
+    message = is_checked_ ? "Checked! count:%d" :
+      is_indeterminate_ ? "Indeterminate! count:%d" : "Unchecked! count:%d";
+    break;
+  default:
+    DCHECK(false);
+  }
+
+  return base::StringPrintf(message, ++count_);
+}
+
+void ExampleNativeThemeButton::ItemChanged(views::Combobox* combo_box,
+                                           int prev_index,
+                                           int new_index) {
+  SchedulePaint();
+}
+
+gfx::NativeTheme::Part ExampleNativeThemeButton::GetThemePart() const {
+  int selected = cb_part_->selected_item();
+  switch (selected) {
+    case 0:
+      return gfx::NativeTheme::kPushButton;
+    case 1:
+      return gfx::NativeTheme::kRadio;
+    case 2:
+      return gfx::NativeTheme::kCheckbox;
+    default:
+      DCHECK(false);
+  }
+  return gfx::NativeTheme::kPushButton;
+}
+
+gfx::Rect ExampleNativeThemeButton::GetThemePaintRect() const {
+  gfx::NativeTheme::ExtraParams extra;
+  gfx::NativeTheme::State state = GetThemeState(&extra);
+  gfx::Size size(gfx::NativeTheme::instance()->GetPartSize(GetThemePart(),
+                                                           state,
+                                                           extra));
+  gfx::Rect rect(size);
+  rect.set_x(GetMirroredXForRect(rect));
+  return rect;
+}
+
+gfx::NativeTheme::State ExampleNativeThemeButton::GetThemeState(
+    gfx::NativeTheme::ExtraParams* params) const {
+  GetExtraParams(params);
+
+  int selected = cb_state_->selected_item();
+  if (selected > 3) {
+    switch (state()) {
+      case BS_DISABLED:
+        return gfx::NativeTheme::kDisabled;
+      case BS_NORMAL:
+        return gfx::NativeTheme::kNormal;
+      case BS_HOT:
+        return gfx::NativeTheme::kHovered;
+      case BS_PUSHED:
+        return gfx::NativeTheme::kPressed;
+      default:
+        DCHECK(false);
+    }
+  }
+
+  switch (selected) {
+    case 0:
+      return gfx::NativeTheme::kDisabled;
+    case 1:
+      return gfx::NativeTheme::kNormal;
+    case 2:
+      return gfx::NativeTheme::kHovered;
+    case 3:
+      return gfx::NativeTheme::kPressed;
+    default:
+      DCHECK(false);
+  }
+  return gfx::NativeTheme::kNormal;
+}
+
+void ExampleNativeThemeButton::GetExtraParams(
+    gfx::NativeTheme::ExtraParams* params) const {
+
+  params->button.checked = is_checked_;
+  params->button.indeterminate = is_indeterminate_;
+  params->button.is_default = false;
+  params->button.has_border = false;
+  params->button.classic_state = 0;
+  params->button.background_color = SkColorSetARGB(0, 0, 0, 0);
+}
+
+const ui::Animation* ExampleNativeThemeButton::GetThemeAnimation() const {
+  int selected = cb_state_->selected_item();
+  return selected <= 3 ? NULL : hover_animation_.get();
+}
+
+gfx::NativeTheme::State ExampleNativeThemeButton::GetBackgroundThemeState(
+    gfx::NativeTheme::ExtraParams* params) const {
+  GetExtraParams(params);
+  return gfx::NativeTheme::kNormal;
+}
+
+gfx::NativeTheme::State ExampleNativeThemeButton::GetForegroundThemeState(
+    gfx::NativeTheme::ExtraParams* params) const {
+  GetExtraParams(params);
+  return gfx::NativeTheme::kHovered;
+}
+
+gfx::Size ExampleNativeThemeButton::GetPreferredSize() {
+  return painter_.get() == NULL ? gfx::Size() : painter_->GetPreferredSize();
+}
+
+void ExampleNativeThemeButton::OnPaintBackground(gfx::Canvas* canvas) {
+  // Fill the background with a known colour so that we know where the bounds
+  // of the View are.
+  canvas->FillRect(SkColorSetRGB(255, 128, 128), GetLocalBounds());
+  CustomButton::OnPaintBackground(canvas);
+}
+
+////////////////////////////////////////////////////////////////////////////////
+
+NativeThemeButtonExample::NativeThemeButtonExample(ExamplesMain* main)
+    : ExampleBase(main, "Native Theme Button") {
+}
+
+NativeThemeButtonExample::~NativeThemeButtonExample() {
+}
+
+void NativeThemeButtonExample::CreateExampleView(views::View* container) {
+  views::GridLayout* layout = new views::GridLayout(container);
+  container->SetLayoutManager(layout);
+
+  layout->AddPaddingRow(0, 8);
+
+  views::ColumnSet* column_set = layout->AddColumnSet(0);
+  column_set->AddPaddingColumn(0, 8);
+  column_set->AddColumn(views::GridLayout::LEADING, views::GridLayout::FILL,
+                        0.1f, views::GridLayout::USE_PREF, 0, 0);
+  column_set->AddColumn(views::GridLayout::FILL, views::GridLayout::FILL,
+                        0.9f, views::GridLayout::USE_PREF, 0, 0);
+  column_set->AddPaddingColumn(0, 8);
+
+  layout->StartRow(0, 0);
+  layout->AddView(new views::Label(ASCIIToUTF16("Part:")));
+  views::Combobox* cb_part = new views::Combobox(
+      new ExampleComboboxModel(kParts, arraysize(kParts)));
+  cb_part->SetSelectedItem(0);
+  layout->AddView(cb_part);
+
+  layout->StartRow(0, 0);
+  layout->AddView(new views::Label(ASCIIToUTF16("State:")));
+  views::Combobox* cb_state = new views::Combobox(
+      new ExampleComboboxModel(kStates, arraysize(kStates)));
+  cb_state->SetSelectedItem(0);
+  layout->AddView(cb_state);
+
+  layout->AddPaddingRow(0, 32);
+
+  button_ = new ExampleNativeThemeButton(this, cb_part, cb_state);
+
+  column_set = layout->AddColumnSet(1);
+  column_set->AddPaddingColumn(0, 16);
+  column_set->AddColumn(views::GridLayout::FILL, views::GridLayout::FILL,
+                        1, views::GridLayout::USE_PREF, 0, 0);
+  column_set->AddPaddingColumn(0, 16);
+  layout->StartRow(1, 1);
+  layout->AddView(button_);
+
+  layout->AddPaddingRow(0, 8);
+}
+
+void NativeThemeButtonExample::ButtonPressed(views::Button* sender,
+                                             const views::Event& event) {
+  PrintStatus(button_->MessWithState().c_str());
+}
+
+}  // namespace examples