chromeos: Add SurfaceServiceProvider.

ash/surfaces/test_shell_surface_overlay_view.cc

+// Copyright 2015 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 "ash/surfaces/test_shell_surface_overlay_view.h"
+
+#include "ash/shell.h"
+#include "ash/shell_window_ids.h"
+#include "ash/surfaces/surface_controller.h"
+#include "ui/events/event.h"
+#include "ui/gfx/canvas.h"
+#include "ui/gfx/transform_util.h"
+
+namespace ash {
+
+TestShellSurfaceOverlayView::TestShellSurfaceOverlayView() {}
+
+TestShellSurfaceOverlayView::~TestShellSurfaceOverlayView() {}
+
+void TestShellSurfaceOverlayView::OnPaint(gfx::Canvas* canvas) {
+  canvas->FillRect(GetLocalBounds(), SK_ColorBLACK);
+}
+
+void TestShellSurfaceOverlayView::WindowClosing() {
+  Cancel();
+}
+
+void TestShellSurfaceOverlayView::Cancel() {
+  Shell::GetInstance()->overlay_filter()->Deactivate(this);
+  views::Widget* widget = GetWidget();
+  if (widget)
+    widget->Close();
+}
+
+bool TestShellSurfaceOverlayView::IsCancelingKeyEvent(ui::KeyEvent* event) {
+  if (event->type() != ui::ET_KEY_PRESSED)
+    return false;
+
+  // Ignore the caps lock and shift state.
+  const int flags =
+      event->flags() & ~(ui::EF_CAPS_LOCK_DOWN | ui::EF_SHIFT_DOWN);
+
+  // Keys to invoke hide (Ctrl+Alt+A).
+  return event->key_code() == ui::VKEY_A &&
+         flags == (ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN);
+}
+
+aura::Window* TestShellSurfaceOverlayView::GetWindow() {
+  return GetWidget()->GetNativeWindow();
+}
+
+// static
+void TestShellSurfaceOverlayView::Show() {
+  if (Shell::GetInstance()->overlay_filter()->IsActive())
+    return;
+
+  const gfx::Point kOrigin(64, 40);
+  const float kScale = 0.3f;
+
+  ui::Layer* test_shell_surface_layer =
+      Shell::GetInstance()->surface_controller()->test_shell_surface_layer();
+
+  test_shell_surface_layer->SetTransform(
+      gfx::GetScaleTransform(gfx::Point(), kScale));
+
+  TestShellSurfaceOverlayView* view = new TestShellSurfaceOverlayView;
+  views::Widget::InitParams params(
+      views::Widget::InitParams::TYPE_WINDOW_FRAMELESS);
+  params.shadow_type = views::Widget::InitParams::SHADOW_TYPE_DROP;
+  params.bounds = gfx::Rect(
+      kOrigin,
+      gfx::ScaleToRoundedSize(
+          Shell::GetScreen()->GetPrimaryDisplay().bounds().size(), kScale));
+  params.show_state = ui::SHOW_STATE_NORMAL;
+  params.parent = Shell::GetContainer(Shell::GetPrimaryRootWindow(),
+                                      kShellWindowId_OverlayContainer);
+  views::Widget* widget = new views::Widget;
+  widget->Init(params);
+  widget->SetContentsView(view);
+  widget->GetNativeWindow()->layer()->Add(test_shell_surface_layer);
+  widget->Show();
+  widget->GetNativeView()->SetName("TestShellSurfaceOverlayView");
+  widget->GetNativeView()->Focus();
+
+  Shell::GetInstance()->overlay_filter()->Activate(view);
+}
+
+// static
+void TestShellSurfaceOverlayView::ShowFullscreen() {
+  if (Shell::GetInstance()->overlay_filter()->IsActive())
+    return;
+
+  ui::Layer* test_shell_surface_layer =
+      Shell::GetInstance()->surface_controller()->test_shell_surface_layer();
+
+  test_shell_surface_layer->SetTransform(gfx::Transform());
+
+  TestShellSurfaceOverlayView* view = new TestShellSurfaceOverlayView;
+  views::Widget::InitParams params(
+      views::Widget::InitParams::TYPE_WINDOW_FRAMELESS);
+  params.bounds = Shell::GetScreen()->GetPrimaryDisplay().bounds();
+  params.show_state = ui::SHOW_STATE_FULLSCREEN;
+  params.parent = Shell::GetContainer(Shell::GetPrimaryRootWindow(),
+                                      kShellWindowId_OverlayContainer);
+  views::Widget* widget = new views::Widget;
+  widget->Init(params);
+  widget->SetContentsView(view);
+  widget->GetNativeWindow()->layer()->Add(test_shell_surface_layer);
+  widget->Show();
+  widget->GetNativeView()->SetName("TestShellSurfaceOverlayView");
+  widget->GetNativeView()->Focus();
+
+  Shell::GetInstance()->overlay_filter()->Activate(view);
+}
+
+}  // namespace ash