Basic client-host key (+ dead key) support for Chromoting (Windows).

BUG=50247
TEST=none

Review URL: http://codereview.chromium.org/3779006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@62806 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 18 insertions, 342 deletions

diff --git a/remoting/host/event_executor_win.cc b/remoting/host/event_executor_win.cc
index 762cd0c..bf5df99 100644
--- a/remoting/host/event_executor_win.cc
+++ b/remoting/host/event_executor_win.cc
@@ -11,343 +11,6 @@
 
 namespace remoting {
 
-// TODO(hclam): Move this method to base.
-// TODO(hclam): Using values look ugly, change it to something else.
-static app::KeyboardCode WindowsKeyCodeForPosixKeyCode(int keycode) {
-  switch (keycode) {
-    case 0x08:
-      return app::VKEY_BACK;
-    case 0x09:
-      return app::VKEY_TAB;
-    case 0x0C:
-      return app::VKEY_CLEAR;
-    case 0x0D:
-      return app::VKEY_RETURN;
-    case 0x10:
-      return app::VKEY_SHIFT;
-    case 0x11:
-      return app::VKEY_CONTROL;
-    case 0x12:
-      return app::VKEY_MENU;
-    case 0x13:
-      return app::VKEY_PAUSE;
-    case 0x14:
-      return app::VKEY_CAPITAL;
-    case 0x15:
-      return app::VKEY_KANA;
-    case 0x17:
-      return app::VKEY_JUNJA;
-    case 0x18:
-      return app::VKEY_FINAL;
-    case 0x19:
-      return app::VKEY_KANJI;
-    case 0x1B:
-      return app::VKEY_ESCAPE;
-    case 0x1C:
-      return app::VKEY_CONVERT;
-    case 0x1D:
-      return app::VKEY_NONCONVERT;
-    case 0x1E:
-      return app::VKEY_ACCEPT;
-    case 0x1F:
-      return app::VKEY_MODECHANGE;
-    case 0x20:
-      return app::VKEY_SPACE;
-    case 0x21:
-      return app::VKEY_PRIOR;
-    case 0x22:
-      return app::VKEY_NEXT;
-    case 0x23:
-      return app::VKEY_END;
-    case 0x24:
-      return app::VKEY_HOME;
-    case 0x25:
-      return app::VKEY_LEFT;
-    case 0x26:
-      return app::VKEY_UP;
-    case 0x27:
-      return app::VKEY_RIGHT;
-    case 0x28:
-      return app::VKEY_DOWN;
-    case 0x29:
-      return app::VKEY_SELECT;
-    case 0x2A:
-      return app::VKEY_PRINT;
-    case 0x2B:
-      return app::VKEY_EXECUTE;
-    case 0x2C:
-      return app::VKEY_SNAPSHOT;
-    case 0x2D:
-      return app::VKEY_INSERT;
-    case 0x2E:
-      return app::VKEY_DELETE;
-    case 0x2F:
-      return app::VKEY_HELP;
-    case 0x30:
-      return app::VKEY_0;
-    case 0x31:
-      return app::VKEY_1;
-    case 0x32:
-      return app::VKEY_2;
-    case 0x33:
-      return app::VKEY_3;
-    case 0x34:
-      return app::VKEY_4;
-    case 0x35:
-      return app::VKEY_5;
-    case 0x36:
-      return app::VKEY_6;
-    case 0x37:
-      return app::VKEY_7;
-    case 0x38:
-      return app::VKEY_8;
-    case 0x39:
-      return app::VKEY_9;
-    case 0x41:
-      return app::VKEY_A;
-    case 0x42:
-      return app::VKEY_B;
-    case 0x43:
-      return app::VKEY_C;
-    case 0x44:
-      return app::VKEY_D;
-    case 0x45:
-      return app::VKEY_E;
-    case 0x46:
-      return app::VKEY_F;
-    case 0x47:
-      return app::VKEY_G;
-    case 0x48:
-      return app::VKEY_H;
-    case 0x49:
-      return app::VKEY_I;
-    case 0x4A:
-      return app::VKEY_J;
-    case 0x4B:
-      return app::VKEY_K;
-    case 0x4C:
-      return app::VKEY_L;
-    case 0x4D:
-      return app::VKEY_M;
-    case 0x4E:
-      return app::VKEY_N;
-    case 0x4F:
-      return app::VKEY_O;
-    case 0x50:
-      return app::VKEY_P;
-    case 0x51:
-      return app::VKEY_Q;
-    case 0x52:
-      return app::VKEY_R;
-    case 0x53:
-      return app::VKEY_S;
-    case 0x54:
-      return app::VKEY_T;
-    case 0x55:
-      return app::VKEY_U;
-    case 0x56:
-      return app::VKEY_V;
-    case 0x57:
-      return app::VKEY_W;
-    case 0x58:
-      return app::VKEY_X;
-    case 0x59:
-      return app::VKEY_Y;
-    case 0x5A:
-      return app::VKEY_Z;
-    case 0x5B:
-      return app::VKEY_LWIN;
-    case 0x5C:
-      return app::VKEY_RWIN;
-    case 0x5D:
-      return app::VKEY_APPS;
-    case 0x5F:
-      return app::VKEY_SLEEP;
-    case 0x60:
-      return app::VKEY_NUMPAD0;
-    case 0x61:
-      return app::VKEY_NUMPAD1;
-    case 0x62:
-      return app::VKEY_NUMPAD2;
-    case 0x63:
-      return app::VKEY_NUMPAD3;
-    case 0x64:
-      return app::VKEY_NUMPAD4;
-    case 0x65:
-      return app::VKEY_NUMPAD5;
-    case 0x66:
-      return app::VKEY_NUMPAD6;
-    case 0x67:
-      return app::VKEY_NUMPAD7;
-    case 0x68:
-      return app::VKEY_NUMPAD8;
-    case 0x69:
-      return app::VKEY_NUMPAD9;
-    case 0x6A:
-      return app::VKEY_MULTIPLY;
-    case 0x6B:
-      return app::VKEY_ADD;
-    case 0x6C:
-      return app::VKEY_SEPARATOR;
-    case 0x6D:
-      return app::VKEY_SUBTRACT;
-    case 0x6E:
-      return app::VKEY_DECIMAL;
-    case 0x6F:
-      return app::VKEY_DIVIDE;
-    case 0x70:
-      return app::VKEY_F1;
-    case 0x71:
-      return app::VKEY_F2;
-    case 0x72:
-      return app::VKEY_F3;
-    case 0x73:
-      return app::VKEY_F4;
-    case 0x74:
-      return app::VKEY_F5;
-    case 0x75:
-      return app::VKEY_F6;
-    case 0x76:
-      return app::VKEY_F7;
-    case 0x77:
-      return app::VKEY_F8;
-    case 0x78:
-      return app::VKEY_F9;
-    case 0x79:
-      return app::VKEY_F10;
-    case 0x7A:
-      return app::VKEY_F11;
-    case 0x7B:
-      return app::VKEY_F12;
-    case 0x7C:
-      return app::VKEY_F13;
-    case 0x7D:
-      return app::VKEY_F14;
-    case 0x7E:
-      return app::VKEY_F15;
-    case 0x7F:
-      return app::VKEY_F16;
-    case 0x80:
-      return app::VKEY_F17;
-    case 0x81:
-      return app::VKEY_F18;
-    case 0x82:
-      return app::VKEY_F19;
-    case 0x83:
-      return app::VKEY_F20;
-    case 0x84:
-      return app::VKEY_F21;
-    case 0x85:
-      return app::VKEY_F22;
-    case 0x86:
-      return app::VKEY_F23;
-    case 0x87:
-      return app::VKEY_F24;
-    case 0x90:
-      return app::VKEY_NUMLOCK;
-    case 0x91:
-      return app::VKEY_SCROLL;
-    case 0xA0:
-      return app::VKEY_LSHIFT;
-    case 0xA1:
-      return app::VKEY_RSHIFT;
-    case 0xA2:
-      return app::VKEY_LCONTROL;
-    case 0xA3:
-      return app::VKEY_RCONTROL;
-    case 0xA4:
-      return app::VKEY_LMENU;
-    case 0xA5:
-      return app::VKEY_RMENU;
-    case 0xA6:
-      return app::VKEY_BROWSER_BACK;
-    case 0xA7:
-      return app::VKEY_BROWSER_FORWARD;
-    case 0xA8:
-      return app::VKEY_BROWSER_REFRESH;
-    case 0xA9:
-      return app::VKEY_BROWSER_STOP;
-    case 0xAA:
-      return app::VKEY_BROWSER_SEARCH;
-    case 0xAB:
-      return app::VKEY_BROWSER_FAVORITES;
-    case 0xAC:
-      return app::VKEY_BROWSER_HOME;
-    case 0xAD:
-      return app::VKEY_VOLUME_MUTE;
-    case 0xAE:
-      return app::VKEY_VOLUME_DOWN;
-    case 0xAF:
-      return app::VKEY_VOLUME_UP;
-    case 0xB0:
-      return app::VKEY_MEDIA_NEXT_TRACK;
-    case 0xB1:
-      return app::VKEY_MEDIA_PREV_TRACK;
-    case 0xB2:
-      return app::VKEY_MEDIA_STOP;
-    case 0xB3:
-      return app::VKEY_MEDIA_PLAY_PAUSE;
-    case 0xB4:
-      return app::VKEY_MEDIA_LAUNCH_MAIL;
-    case 0xB5:
-      return app::VKEY_MEDIA_LAUNCH_MEDIA_SELECT;
-    case 0xB6:
-      return app::VKEY_MEDIA_LAUNCH_APP1;
-    case 0xB7:
-      return app::VKEY_MEDIA_LAUNCH_APP2;
-    case 0xBA:
-      return app::VKEY_OEM_1;
-    case 0xBB:
-      return app::VKEY_OEM_PLUS;
-    case 0xBC:
-      return app::VKEY_OEM_COMMA;
-    case 0xBD:
-      return app::VKEY_OEM_MINUS;
-    case 0xBE:
-      return app::VKEY_OEM_PERIOD;
-    case 0xBF:
-      return app::VKEY_OEM_2;
-    case 0xC0:
-      return app::VKEY_OEM_3;
-    case 0xDB:
-      return app::VKEY_OEM_4;
-    case 0xDC:
-      return app::VKEY_OEM_5;
-    case 0xDD:
-      return app::VKEY_OEM_6;
-    case 0xDE:
-      return app::VKEY_OEM_7;
-    case 0xDF:
-      return app::VKEY_OEM_8;
-    case 0xE2:
-      return app::VKEY_OEM_102;
-    case 0xE5:
-      return app::VKEY_PROCESSKEY;
-    case 0xE7:
-      return app::VKEY_PACKET;
-    case 0xF6:
-      return app::VKEY_ATTN;
-    case 0xF7:
-      return app::VKEY_CRSEL;
-    case 0xF8:
-      return app::VKEY_EXSEL;
-    case 0xF9:
-      return app::VKEY_EREOF;
-    case 0xFA:
-      return app::VKEY_PLAY;
-    case 0xFB:
-      return app::VKEY_ZOOM;
-    case 0xFC:
-      return app::VKEY_NONAME;
-    case 0xFD:
-      return app::VKEY_PA1;
-    case 0xFE:
-      return app::VKEY_OEM_CLEAR;
-    default:
-      return app::VKEY_UNKNOWN;
-  }
-}
-
 EventExecutorWin::EventExecutorWin(Capturer* capturer)
   : EventExecutor(capturer) {
 }
@@ -388,7 +51,6 @@ void EventExecutorWin::HandleMouseSetPosition(ChromotingClientMessage* msg) {
     return;
   }
 
-
   INPUT input;
   input.type = INPUT_MOUSE;
   input.mi.time = 0;
@@ -471,13 +133,27 @@ void EventExecutorWin::HandleMouseButtonUp(ChromotingClientMessage* msg) {
 }
 
 void EventExecutorWin::HandleKey(ChromotingClientMessage* msg) {
+  int key = msg->key_event().key();
+  bool down = msg->key_event().pressed();
+
+  // Calculate scan code from virtual key.
+  HKL hkl = GetKeyboardLayout(0);
+  int scan_code = MapVirtualKeyEx(key, MAPVK_VK_TO_VSC_EX, hkl);
+
   INPUT input;
   input.type = INPUT_KEYBOARD;
   input.ki.time = 0;
-  input.ki.wVk = 0;
-  input.ki.wScan = msg->key_event().key();
-  input.ki.dwFlags = KEYEVENTF_UNICODE;
-  if (!msg->key_event().pressed()) {
+  input.ki.wVk = key;
+  input.ki.wScan = scan_code;
+
+  // Flag to mark extended 'e0' key scancodes. Without this, the left and
+  // right windows keys will not be handled properly (on US keyboard).
+  if ((scan_code & 0xFF00) == 0xE000) {
+    input.ki.dwFlags |= KEYEVENTF_EXTENDEDKEY;
+  }
+
+  // Flag to mark keyup events. Default is keydown.
+  if (!down) {
     input.ki.dwFlags |= KEYEVENTF_KEYUP;
   }