chromium/chrome/test/chromedriver/keycode_text_conversion_x.cc

// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40285824): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include <stddef.h>
#include <stdint.h>
#include <string.h>

#include <algorithm>

#include "base/strings/utf_string_conversions.h"
#include "chrome/test/chromedriver/chrome/ui_events.h"
#include "chrome/test/chromedriver/keycode_text_conversion.h"
#include "ui/base/x/x11_util.h"
#include "ui/events/keycodes/keyboard_code_conversion_x.h"
#include "ui/gfx/x/connection.h"
#include "ui/gfx/x/keysyms/keysyms.h"

namespace {

struct KeyCodeAndXKeyCode { … };

// Contains a list of keyboard codes, in order, with their corresponding
// X key code. This list is not complete.
// TODO(kkania): Merge this table with the existing one in
// keyboard_code_conversion_x.cc.
KeyCodeAndXKeyCode kKeyCodeToXKeyCode[] = …;

// Uses to compare two KeyCodeAndXKeyCode structs based on their key code.
bool operator<(const KeyCodeAndXKeyCode& a, const KeyCodeAndXKeyCode& b) { … }

// Returns the equivalent X key code for the given key code. Returns -1 if
// no X equivalent was found.
int KeyboardCodeToXKeyCode(ui::KeyboardCode key_code) { … }

// Gets the X modifier mask (Mod1Mask through Mod5Mask) for the given
// modifier. Only checks the alt, meta, and num lock keys currently.
// Returns true on success.
bool GetXModifierMask(x11::Connection* connection,
                      int modifier,
                      x11::KeyButMask* x_modifier) { … }

}  // namespace

bool ConvertKeyCodeToText(ui::KeyboardCode key_code,
                          int modifiers,
                          std::string* text,
                          std::string* error_msg) { … }

bool ConvertCharToKeyCode(char16_t key,
                          ui::KeyboardCode* key_code,
                          int* necessary_modifiers,
                          std::string* error_msg) { … }