1 files changed, 95 insertions, 0 deletions
diff --git a/chromium/ash/keyboard_overlay/keyboard_overlay_view.cc b/chromium/ash/keyboard_overlay/keyboard_overlay_view.cc
new file mode 100644
index 00000000000..2847653ca57
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+++ b/chromium/ash/keyboard_overlay/keyboard_overlay_view.cc
@@ -0,0 +1,95 @@
+// Copyright (c) 2012 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/keyboard_overlay/keyboard_overlay_view.h"
+
+#include "ash/keyboard_overlay/keyboard_overlay_delegate.h"
+#include "ash/shell.h"
+#include "base/strings/utf_string_conversions.h"
+#include "content/public/browser/browser_context.h"
+#include "grit/ash_strings.h"
+#include "ui/base/l10n/l10n_util.h"
+#include "ui/events/event.h"
+#include "ui/gfx/screen.h"
+#include "ui/views/widget/widget.h"
+#include "ui/web_dialogs/web_dialog_delegate.h"
+
+using ui::WebDialogDelegate;
+
+namespace {
+
+// Keys to invoke Cancel (Escape, Ctrl+Alt+/, or Shift+Ctrl+Alt+/, Help, F14).
+const ash::KeyboardOverlayView::KeyEventData kCancelKeys[] = {
+  { ui::VKEY_ESCAPE, ui::EF_NONE},
+  { ui::VKEY_OEM_2, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN },
+  { ui::VKEY_OEM_2, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN },
+  { ui::VKEY_HELP, ui::EF_NONE },
+  { ui::VKEY_F14, ui::EF_NONE },
+};
+
+}
+
+namespace ash {
+
+KeyboardOverlayView::KeyboardOverlayView(
+    content::BrowserContext* context,
+    WebDialogDelegate* delegate,
+    WebContentsHandler* handler)
+    : views::WebDialogView(context, delegate, handler) {
+}
+
+KeyboardOverlayView::~KeyboardOverlayView() {
+}
+
+void KeyboardOverlayView::Cancel() {
+  Shell::GetInstance()->overlay_filter()->Deactivate();
+  views::Widget* widget = GetWidget();
+  if (widget)
+    widget->Close();
+}
+
+bool KeyboardOverlayView::IsCancelingKeyEvent(ui::KeyEvent* event) {
+  if (event->type() != ui::ET_KEY_PRESSED)
+    return false;
+  // Ignore the caps lock state.
+  const int flags = (event->flags() & ~ui::EF_CAPS_LOCK_DOWN);
+  for (size_t i = 0; i < arraysize(kCancelKeys); ++i) {
+    if ((kCancelKeys[i].key_code == event->key_code()) &&
+        (kCancelKeys[i].flags == flags))
+      return true;
+  }
+  return false;
+}
+
+aura::Window* KeyboardOverlayView::GetWindow() {
+  return GetWidget()->GetNativeWindow();
+}
+
+void KeyboardOverlayView::ShowDialog(
+    content::BrowserContext* context,
+    WebContentsHandler* handler,
+    const GURL& url) {
+  KeyboardOverlayDelegate* delegate = new KeyboardOverlayDelegate(
+      l10n_util::GetStringUTF16(IDS_ASH_KEYBOARD_OVERLAY_TITLE), url);
+  KeyboardOverlayView* view =
+      new KeyboardOverlayView(context, delegate, handler);
+  delegate->Show(view);
+
+  Shell::GetInstance()->overlay_filter()->Activate(view);
+}
+
+void KeyboardOverlayView::WindowClosing() {
+  Cancel();
+}
+
+// static
+void KeyboardOverlayView::GetCancelingKeysForTesting(
+    std::vector<KeyboardOverlayView::KeyEventData>* canceling_keys) {
+  CHECK(canceling_keys);
+  canceling_keys->clear();
+  for (size_t i = 0; i < arraysize(kCancelKeys); ++i)
+    canceling_keys->push_back(kCancelKeys[i]);
+}
+
+}  // namespace ash