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// 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 "chrome/browser/chromeos/accessibility/accessibility_util.h"
#include "base/prefs/pref_service.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/ui/singleton_tabs.h"
#include "chrome/common/extensions/extension_constants.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/url_constants.h"
#include "content/public/test/browser_test_utils.h"
#include "extensions/browser/extension_host.h"
#include "extensions/browser/extension_system.h"
#include "extensions/browser/process_manager.h"
#include "url/gurl.h"
// TODO(yoshiki): move the following method to accessibility_manager.cc and
// remove this file.
namespace chromeos {
namespace accessibility {
void EnableVirtualKeyboard(bool enabled) {
PrefService* pref_service = g_browser_process->local_state();
pref_service->SetBoolean(prefs::kAccessibilityVirtualKeyboardEnabled,
enabled);
pref_service->CommitPendingWrite();
}
bool IsVirtualKeyboardEnabled() {
if (!g_browser_process) {
return false;
}
PrefService* prefs = g_browser_process->local_state();
bool virtual_keyboard_enabled =
prefs && prefs->GetBoolean(prefs::kAccessibilityVirtualKeyboardEnabled);
return virtual_keyboard_enabled;
}
void ShowAccessibilityHelp(Browser* browser) {
chrome::ShowSingletonTab(browser, GURL(chrome::kChromeAccessibilityHelpURL));
}
void SimulateTouchScreenInChromeVoxForTest(content::BrowserContext* profile) {
// ChromeVox looks at whether 'ontouchstart' exists to know whether or not it
// should respond to hover events. Fake it so that touch exploration events
// get spoken.
extensions::ExtensionHost* host =
extensions::ExtensionSystem::Get(profile)
->process_manager()
->GetBackgroundHostForExtension(
extension_misc::kChromeVoxExtensionId);
CHECK(content::ExecuteScript(
host->host_contents(),
"if (!('ontouchstart' in window)) window.ontouchstart = function() {};"));
}
} // namespace accessibility
} // namespace chromeos
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