Implement keycode/text conversion on mac for chromedriver.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/6537024

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@75569 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 66 insertions, 0 deletions

diff --git a/chrome/test/webdriver/keycode_text_conversion_linux.cc b/chrome/test/webdriver/keycode_text_conversion_linux.cc
new file mode 100644
index 0000000..ebbb626
--- /dev/null
+++ b/chrome/test/webdriver/keycode_text_conversion_linux.cc
@@ -0,0 +1,66 @@
+// Copyright (c) 2011 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/webdriver/keycode_text_conversion.h"
+
+#include <gdk/gdk.h>
+
+#include "base/string_util.h"
+#include "base/utf_string_conversions.h"
+#include "chrome/common/automation_constants.h"
+#include "ui/base/keycodes/keyboard_code_conversion_gtk.h"
+
+namespace webdriver {
+
+std::string ConvertKeyCodeToText(ui::KeyboardCode key_code, int modifiers) {
+  // |gdk_keyval_to_upper| does not convert some keys like '1' to '!', so
+  // provide |ui::GdkKeyCodeForWindowsKeyCode| with our shift state as well,
+  // which will do basic conversions like it for us.
+  guint gdk_key_code = ui::GdkKeyCodeForWindowsKeyCode(
+      key_code, modifiers & automation::kShiftKeyMask);
+  if (modifiers & automation::kShiftKeyMask)
+    gdk_key_code = gdk_keyval_to_upper(gdk_key_code);
+  guint32 unicode_char = gdk_keyval_to_unicode(gdk_key_code);
+  if (!unicode_char)
+    return "";
+  gchar buffer[6];
+  gint length = g_unichar_to_utf8(unicode_char, buffer);
+  return std::string(buffer, length);
+}
+
+// Converts a character to the key code and modifier set that would
+// produce the character using the given keyboard layout.
+bool ConvertCharToKeyCode(
+    char16 key, ui::KeyboardCode* key_code, int *necessary_modifiers) {
+  guint gdk_key_code = gdk_unicode_to_keyval(key);
+  if (!gdk_key_code)
+    return false;
+
+  string16 key_string;
+  key_string.push_back(key);
+  const std::string kNeedsShiftSymbols= "!@#$%^&*()_+~{}|\":<>?";
+  bool is_special_symbol = IsStringASCII(key_string) &&
+      kNeedsShiftSymbols.find(static_cast<char>(key)) != std::string::npos;
+
+  glong char_count = 0;
+  gunichar* key_string_utf32 = g_utf16_to_ucs4(
+      &key, 1, NULL, &char_count, NULL);
+  if (!key_string_utf32)
+    return false;
+  if (char_count != 1) {
+    g_free(key_string_utf32);
+    return false;
+  }
+  gunichar key_utf32 = key_string_utf32[0];
+  g_free(key_string_utf32);
+
+  if (is_special_symbol || key_utf32 != g_unichar_tolower(key_utf32))
+    *necessary_modifiers = automation::kShiftKeyMask;
+  ui::KeyboardCode code = ui::WindowsKeyCodeForGdkKeyCode(gdk_key_code);
+  if (code != ui::VKEY_UNKNOWN)
+    *key_code = code;
+  return code != ui::VKEY_UNKNOWN;
+}
+
+}  // namespace webdriver