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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <memory>
#include <string>
#include "base/strings/utf_string_conversion_utils.h"
#include "base/strings/utf_string_conversions.h"
#include "build/build_config.h"
#include "chrome/test/chromedriver/chrome/ui_events.h"
#include "chrome/test/chromedriver/keycode_text_conversion.h"
#include "ui/base/ozone_buildflags.h"
#include "ui/base/ui_base_features.h"
#include "ui/events/event_constants.h"
#include "ui/events/keycodes/dom/dom_code.h"
#include "ui/events/keycodes/dom/keycode_converter.h"
#include "ui/events/keycodes/keyboard_code_conversion.h"
#include "ui/events/ozone/layout/keyboard_layout_engine_manager.h"
#include "ui/events/ozone/layout/stub/stub_keyboard_layout_engine.h"
void InitializeOzoneKeyboardEngineManager() {
static std::unique_ptr<ui::StubKeyboardLayoutEngine> keyboard_layout_engine_ =
std::make_unique<ui::StubKeyboardLayoutEngine>();
ui::KeyboardLayoutEngineManager::SetKeyboardLayoutEngine(
keyboard_layout_engine_.get());
}
#if BUILDFLAG(IS_OZONE_X11)
bool ConvertKeyCodeToTextOzone
#else
bool ConvertKeyCodeToText
#endif
(ui::KeyboardCode key_code,
int modifiers,
std::string* text,
std::string* error_msg) {
ui::KeyboardLayoutEngine* keyboard_layout_engine =
ui::KeyboardLayoutEngineManager::GetKeyboardLayoutEngine();
if (!keyboard_layout_engine) {
return false;
}
ui::DomCode dom_code = ui::UsLayoutKeyboardCodeToDomCode(key_code);
int event_flags = ui::EF_NONE;
// Chrome OS keyboards don't have meta or num lock keys, so these modifier
// masks are ignored. Only handle alt, ctrl and shift.
if (modifiers & kAltKeyModifierMask)
event_flags |= ui::EF_ALT_DOWN;
if (modifiers & kControlKeyModifierMask)
event_flags |= ui::EF_CONTROL_DOWN;
if (modifiers & kShiftKeyModifierMask)
event_flags |= ui::EF_SHIFT_DOWN;
ui::DomKey dom_key;
ui::KeyboardCode key_code_ignored;
if (!keyboard_layout_engine->Lookup(dom_code, event_flags, &dom_key,
&key_code_ignored) ||
!dom_key.IsCharacter()) {
// The keycode lookup failed, or mapped to a key that isn't a unicode
// character. Convert it to the empty string.
*text = std::string();
return true;
}
base::WriteUnicodeCharacter(dom_key.ToCharacter(), text);
return true;
}
#if BUILDFLAG(IS_OZONE_X11)
bool ConvertCharToKeyCodeOzone
#else
bool ConvertCharToKeyCode
#endif
(char16_t key,
ui::KeyboardCode* key_code,
int* necessary_modifiers,
std::string* error_msg) {
std::string key_string_utf8 = base::UTF16ToUTF8(std::u16string(1, key));
bool found_code = false;
*error_msg = std::string();
// There doesn't seem to be a way to get a CrOS key code for a given unicode
// character. So here we check every key code to see if it produces the
// right character, as we do on Mac (see keycode_text_conversion_mac.mm).
for (int i = 0; i < 256; ++i) {
ui::KeyboardCode code = static_cast<ui::KeyboardCode>(i);
// Skip the numpad keys.
if (code >= ui::VKEY_NUMPAD0 && code <= ui::VKEY_DIVIDE)
continue;
std::string key_string;
if (!ConvertKeyCodeToText(code, 0, &key_string, error_msg))
return false;
found_code = key_string_utf8 == key_string;
std::string key_string_utf8_tmp;
if (!ConvertKeyCodeToText(code, kShiftKeyModifierMask, &key_string_utf8_tmp,
error_msg))
return false;
if (!found_code && key_string_utf8 == key_string_utf8_tmp) {
*necessary_modifiers = kShiftKeyModifierMask;
found_code = true;
}
if (found_code) {
*key_code = code;
break;
}
}
return found_code;
}
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