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// Copyright (c) 2013 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/test/chromedriver/keycode_text_conversion.h"
#include <windows.h>
#include <cctype>
#include "base/utf_string_conversions.h"
#include "chrome/test/chromedriver/ui_events.h"
std::string ConvertKeyCodeToText(ui::KeyboardCode key_code, int modifiers) {
UINT scan_code = ::MapVirtualKeyW(key_code, MAPVK_VK_TO_VSC);
BYTE keyboard_state[256];
memset(keyboard_state, 0, 256);
if (modifiers & kShiftKeyModifierMask)
keyboard_state[VK_SHIFT] |= 0x80;
if (modifiers & kControlKeyModifierMask)
keyboard_state[VK_CONTROL] |= 0x80;
if (modifiers & kAltKeyModifierMask)
keyboard_state[VK_MENU] |= 0x80;
wchar_t chars[5];
int code = ::ToUnicode(key_code, scan_code, keyboard_state, chars, 4, 0);
// |ToUnicode| converts some non-text key codes like F1 to various ASCII
// control chars. Filter those out.
if (code <= 0 || (code == 1 && std::iscntrl(chars[0]))) {
return "";
} else {
std::string text;
WideToUTF8(chars, code, &text);
return text;
}
}
bool ConvertCharToKeyCode(
char16 key, ui::KeyboardCode* key_code, int *necessary_modifiers) {
short vkey_and_modifiers = ::VkKeyScanW(key);
bool translated = vkey_and_modifiers != -1 &&
LOBYTE(vkey_and_modifiers) != -1 &&
HIBYTE(vkey_and_modifiers) != -1;
if (translated) {
*key_code = static_cast<ui::KeyboardCode>(LOBYTE(vkey_and_modifiers));
int win_modifiers = HIBYTE(vkey_and_modifiers);
int modifiers = 0;
if (win_modifiers & 0x01)
modifiers |= kShiftKeyModifierMask;
if (win_modifiers & 0x02)
modifiers |= kControlKeyModifierMask;
if (win_modifiers & 0x04)
modifiers |= kAltKeyModifierMask;
// Ignore bit 0x08: It is for Hankaku key.
*necessary_modifiers = modifiers;
}
return translated;
}
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