UWP: Simplify Win32 scan code to SDL scan code mapping

main
Dimitriy Ryazantcev 2023-11-27 16:11:20 +02:00 committed by Sam Lantinga
parent acc5bb89f8
commit 309ea2d5f9
1 changed files with 17 additions and 291 deletions

View File

@ -34,304 +34,30 @@ extern "C" {
#include "../../events/SDL_keyboard_c.h"
}
static SDL_Scancode WinRT_Official_Keycodes[] = {
SDL_SCANCODE_UNKNOWN, /* VirtualKey.None -- 0 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.LeftButton -- 1 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.RightButton -- 2 */
SDL_SCANCODE_CANCEL, /* VirtualKey.Cancel -- 3 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.MiddleButton -- 4 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.XButton1 -- 5 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.XButton2 -- 6 */
SDL_SCANCODE_UNKNOWN, /* -- 7 */
SDL_SCANCODE_BACKSPACE, /* VirtualKey.Back -- 8 */
SDL_SCANCODE_TAB, /* VirtualKey.Tab -- 9 */
SDL_SCANCODE_UNKNOWN, /* -- 10 */
SDL_SCANCODE_UNKNOWN, /* -- 11 */
SDL_SCANCODE_CLEAR, /* VirtualKey.Clear -- 12 */
SDL_SCANCODE_RETURN, /* VirtualKey.Enter -- 13 */
SDL_SCANCODE_UNKNOWN, /* -- 14 */
SDL_SCANCODE_UNKNOWN, /* -- 15 */
SDL_SCANCODE_LSHIFT, /* VirtualKey.Shift -- 16 */
SDL_SCANCODE_LCTRL, /* VirtualKey.Control -- 17 */
SDL_SCANCODE_MENU, /* VirtualKey.Menu -- 18 */
SDL_SCANCODE_PAUSE, /* VirtualKey.Pause -- 19 */
SDL_SCANCODE_CAPSLOCK, /* VirtualKey.CapitalLock -- 20 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.Kana or VirtualKey.Hangul -- 21 */
SDL_SCANCODE_UNKNOWN, /* -- 22 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.Junja -- 23 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.Final -- 24 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.Hanja or VirtualKey.Kanji -- 25 */
SDL_SCANCODE_UNKNOWN, /* -- 26 */
SDL_SCANCODE_ESCAPE, /* VirtualKey.Escape -- 27 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.Convert -- 28 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.NonConvert -- 29 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.Accept -- 30 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.ModeChange -- 31 (maybe SDL_SCANCODE_MODE ?) */
SDL_SCANCODE_SPACE, /* VirtualKey.Space -- 32 */
SDL_SCANCODE_PAGEUP, /* VirtualKey.PageUp -- 33 */
SDL_SCANCODE_PAGEDOWN, /* VirtualKey.PageDown -- 34 */
SDL_SCANCODE_END, /* VirtualKey.End -- 35 */
SDL_SCANCODE_HOME, /* VirtualKey.Home -- 36 */
SDL_SCANCODE_LEFT, /* VirtualKey.Left -- 37 */
SDL_SCANCODE_UP, /* VirtualKey.Up -- 38 */
SDL_SCANCODE_RIGHT, /* VirtualKey.Right -- 39 */
SDL_SCANCODE_DOWN, /* VirtualKey.Down -- 40 */
SDL_SCANCODE_SELECT, /* VirtualKey.Select -- 41 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.Print -- 42 (maybe SDL_SCANCODE_PRINTSCREEN ?) */
SDL_SCANCODE_EXECUTE, /* VirtualKey.Execute -- 43 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.Snapshot -- 44 */
SDL_SCANCODE_INSERT, /* VirtualKey.Insert -- 45 */
SDL_SCANCODE_DELETE, /* VirtualKey.Delete -- 46 */
SDL_SCANCODE_HELP, /* VirtualKey.Help -- 47 */
SDL_SCANCODE_0, /* VirtualKey.Number0 -- 48 */
SDL_SCANCODE_1, /* VirtualKey.Number1 -- 49 */
SDL_SCANCODE_2, /* VirtualKey.Number2 -- 50 */
SDL_SCANCODE_3, /* VirtualKey.Number3 -- 51 */
SDL_SCANCODE_4, /* VirtualKey.Number4 -- 52 */
SDL_SCANCODE_5, /* VirtualKey.Number5 -- 53 */
SDL_SCANCODE_6, /* VirtualKey.Number6 -- 54 */
SDL_SCANCODE_7, /* VirtualKey.Number7 -- 55 */
SDL_SCANCODE_8, /* VirtualKey.Number8 -- 56 */
SDL_SCANCODE_9, /* VirtualKey.Number9 -- 57 */
SDL_SCANCODE_UNKNOWN, /* -- 58 */
SDL_SCANCODE_UNKNOWN, /* -- 59 */
SDL_SCANCODE_UNKNOWN, /* -- 60 */
SDL_SCANCODE_UNKNOWN, /* -- 61 */
SDL_SCANCODE_UNKNOWN, /* -- 62 */
SDL_SCANCODE_UNKNOWN, /* -- 63 */
SDL_SCANCODE_UNKNOWN, /* -- 64 */
SDL_SCANCODE_A, /* VirtualKey.A -- 65 */
SDL_SCANCODE_B, /* VirtualKey.B -- 66 */
SDL_SCANCODE_C, /* VirtualKey.C -- 67 */
SDL_SCANCODE_D, /* VirtualKey.D -- 68 */
SDL_SCANCODE_E, /* VirtualKey.E -- 69 */
SDL_SCANCODE_F, /* VirtualKey.F -- 70 */
SDL_SCANCODE_G, /* VirtualKey.G -- 71 */
SDL_SCANCODE_H, /* VirtualKey.H -- 72 */
SDL_SCANCODE_I, /* VirtualKey.I -- 73 */
SDL_SCANCODE_J, /* VirtualKey.J -- 74 */
SDL_SCANCODE_K, /* VirtualKey.K -- 75 */
SDL_SCANCODE_L, /* VirtualKey.L -- 76 */
SDL_SCANCODE_M, /* VirtualKey.M -- 77 */
SDL_SCANCODE_N, /* VirtualKey.N -- 78 */
SDL_SCANCODE_O, /* VirtualKey.O -- 79 */
SDL_SCANCODE_P, /* VirtualKey.P -- 80 */
SDL_SCANCODE_Q, /* VirtualKey.Q -- 81 */
SDL_SCANCODE_R, /* VirtualKey.R -- 82 */
SDL_SCANCODE_S, /* VirtualKey.S -- 83 */
SDL_SCANCODE_T, /* VirtualKey.T -- 84 */
SDL_SCANCODE_U, /* VirtualKey.U -- 85 */
SDL_SCANCODE_V, /* VirtualKey.V -- 86 */
SDL_SCANCODE_W, /* VirtualKey.W -- 87 */
SDL_SCANCODE_X, /* VirtualKey.X -- 88 */
SDL_SCANCODE_Y, /* VirtualKey.Y -- 89 */
SDL_SCANCODE_Z, /* VirtualKey.Z -- 90 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.LeftWindows -- 91 (maybe SDL_SCANCODE_APPLICATION or SDL_SCANCODE_LGUI ?) */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.RightWindows -- 92 (maybe SDL_SCANCODE_APPLICATION or SDL_SCANCODE_RGUI ?) */
SDL_SCANCODE_APPLICATION, /* VirtualKey.Application -- 93 */
SDL_SCANCODE_UNKNOWN, /* -- 94 */
SDL_SCANCODE_SLEEP, /* VirtualKey.Sleep -- 95 */
SDL_SCANCODE_KP_0, /* VirtualKey.NumberPad0 -- 96 */
SDL_SCANCODE_KP_1, /* VirtualKey.NumberPad1 -- 97 */
SDL_SCANCODE_KP_2, /* VirtualKey.NumberPad2 -- 98 */
SDL_SCANCODE_KP_3, /* VirtualKey.NumberPad3 -- 99 */
SDL_SCANCODE_KP_4, /* VirtualKey.NumberPad4 -- 100 */
SDL_SCANCODE_KP_5, /* VirtualKey.NumberPad5 -- 101 */
SDL_SCANCODE_KP_6, /* VirtualKey.NumberPad6 -- 102 */
SDL_SCANCODE_KP_7, /* VirtualKey.NumberPad7 -- 103 */
SDL_SCANCODE_KP_8, /* VirtualKey.NumberPad8 -- 104 */
SDL_SCANCODE_KP_9, /* VirtualKey.NumberPad9 -- 105 */
SDL_SCANCODE_KP_MULTIPLY, /* VirtualKey.Multiply -- 106 */
SDL_SCANCODE_KP_PLUS, /* VirtualKey.Add -- 107 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.Separator -- 108 */
SDL_SCANCODE_KP_MINUS, /* VirtualKey.Subtract -- 109 */
SDL_SCANCODE_UNKNOWN, /* VirtualKey.Decimal -- 110 (maybe SDL_SCANCODE_DECIMALSEPARATOR, SDL_SCANCODE_KP_DECIMAL, or SDL_SCANCODE_KP_PERIOD ?) */
SDL_SCANCODE_KP_DIVIDE, /* VirtualKey.Divide -- 111 */
SDL_SCANCODE_F1, /* VirtualKey.F1 -- 112 */
SDL_SCANCODE_F2, /* VirtualKey.F2 -- 113 */
SDL_SCANCODE_F3, /* VirtualKey.F3 -- 114 */
SDL_SCANCODE_F4, /* VirtualKey.F4 -- 115 */
SDL_SCANCODE_F5, /* VirtualKey.F5 -- 116 */
SDL_SCANCODE_F6, /* VirtualKey.F6 -- 117 */
SDL_SCANCODE_F7, /* VirtualKey.F7 -- 118 */
SDL_SCANCODE_F8, /* VirtualKey.F8 -- 119 */
SDL_SCANCODE_F9, /* VirtualKey.F9 -- 120 */
SDL_SCANCODE_F10, /* VirtualKey.F10 -- 121 */
SDL_SCANCODE_F11, /* VirtualKey.F11 -- 122 */
SDL_SCANCODE_F12, /* VirtualKey.F12 -- 123 */
SDL_SCANCODE_F13, /* VirtualKey.F13 -- 124 */
SDL_SCANCODE_F14, /* VirtualKey.F14 -- 125 */
SDL_SCANCODE_F15, /* VirtualKey.F15 -- 126 */
SDL_SCANCODE_F16, /* VirtualKey.F16 -- 127 */
SDL_SCANCODE_F17, /* VirtualKey.F17 -- 128 */
SDL_SCANCODE_F18, /* VirtualKey.F18 -- 129 */
SDL_SCANCODE_F19, /* VirtualKey.F19 -- 130 */
SDL_SCANCODE_F20, /* VirtualKey.F20 -- 131 */
SDL_SCANCODE_F21, /* VirtualKey.F21 -- 132 */
SDL_SCANCODE_F22, /* VirtualKey.F22 -- 133 */
SDL_SCANCODE_F23, /* VirtualKey.F23 -- 134 */
SDL_SCANCODE_F24, /* VirtualKey.F24 -- 135 */
SDL_SCANCODE_UNKNOWN, /* -- 136 */
SDL_SCANCODE_UNKNOWN, /* -- 137 */
SDL_SCANCODE_UNKNOWN, /* -- 138 */
SDL_SCANCODE_UNKNOWN, /* -- 139 */
SDL_SCANCODE_UNKNOWN, /* -- 140 */
SDL_SCANCODE_UNKNOWN, /* -- 141 */
SDL_SCANCODE_UNKNOWN, /* -- 142 */
SDL_SCANCODE_UNKNOWN, /* -- 143 */
SDL_SCANCODE_NUMLOCKCLEAR, /* VirtualKey.NumberKeyLock -- 144 */
SDL_SCANCODE_SCROLLLOCK, /* VirtualKey.Scroll -- 145 */
SDL_SCANCODE_UNKNOWN, /* -- 146 */
SDL_SCANCODE_UNKNOWN, /* -- 147 */
SDL_SCANCODE_UNKNOWN, /* -- 148 */
SDL_SCANCODE_UNKNOWN, /* -- 149 */
SDL_SCANCODE_UNKNOWN, /* -- 150 */
SDL_SCANCODE_UNKNOWN, /* -- 151 */
SDL_SCANCODE_UNKNOWN, /* -- 152 */
SDL_SCANCODE_UNKNOWN, /* -- 153 */
SDL_SCANCODE_UNKNOWN, /* -- 154 */
SDL_SCANCODE_UNKNOWN, /* -- 155 */
SDL_SCANCODE_UNKNOWN, /* -- 156 */
SDL_SCANCODE_UNKNOWN, /* -- 157 */
SDL_SCANCODE_UNKNOWN, /* -- 158 */
SDL_SCANCODE_UNKNOWN, /* -- 159 */
SDL_SCANCODE_LSHIFT, /* VirtualKey.LeftShift -- 160 */
SDL_SCANCODE_RSHIFT, /* VirtualKey.RightShift -- 161 */
SDL_SCANCODE_LCTRL, /* VirtualKey.LeftControl -- 162 */
SDL_SCANCODE_RCTRL, /* VirtualKey.RightControl -- 163 */
SDL_SCANCODE_MENU, /* VirtualKey.LeftMenu -- 164 */
SDL_SCANCODE_MENU, /* VirtualKey.RightMenu -- 165 */
SDL_SCANCODE_AC_BACK, /* VirtualKey.GoBack -- 166 : The go back key. */
SDL_SCANCODE_AC_FORWARD, /* VirtualKey.GoForward -- 167 : The go forward key. */
SDL_SCANCODE_AC_REFRESH, /* VirtualKey.Refresh -- 168 : The refresh key. */
SDL_SCANCODE_AC_STOP, /* VirtualKey.Stop -- 169 : The stop key. */
SDL_SCANCODE_AC_SEARCH, /* VirtualKey.Search -- 170 : The search key. */
SDL_SCANCODE_AC_BOOKMARKS, /* VirtualKey.Favorites -- 171 : The favorites key. */
SDL_SCANCODE_AC_HOME /* VirtualKey.GoHome -- 172 : The go home key. */
};
/* Attempt to translate a keycode that isn't listed in WinRT's VirtualKey enum.
*/
static SDL_Scancode WINRT_TranslateUnofficialKeycode(int keycode)
static SDL_Scancode WINRT_TranslateKeycode(Windows::UI::Core::KeyEventArgs ^ args)
{
switch (keycode) {
case 173:
return SDL_SCANCODE_MUTE; /* VK_VOLUME_MUTE */
case 174:
return SDL_SCANCODE_VOLUMEDOWN; /* VK_VOLUME_DOWN */
case 175:
return SDL_SCANCODE_VOLUMEUP; /* VK_VOLUME_UP */
case 176:
return SDL_SCANCODE_AUDIONEXT; /* VK_MEDIA_NEXT_TRACK */
case 177:
return SDL_SCANCODE_AUDIOPREV; /* VK_MEDIA_PREV_TRACK */
// case 178: return ; /* VK_MEDIA_STOP */
case 179:
return SDL_SCANCODE_AUDIOPLAY; /* VK_MEDIA_PLAY_PAUSE */
case 180:
return SDL_SCANCODE_MAIL; /* VK_LAUNCH_MAIL */
case 181:
return SDL_SCANCODE_MEDIASELECT; /* VK_LAUNCH_MEDIA_SELECT */
// case 182: return ; /* VK_LAUNCH_APP1 */
case 183:
return SDL_SCANCODE_CALCULATOR; /* VK_LAUNCH_APP2 */
// case 184: return ; /* ... reserved ... */
// case 185: return ; /* ... reserved ... */
case 186:
return SDL_SCANCODE_SEMICOLON; /* VK_OEM_1, ';:' key on US standard keyboards */
case 187:
return SDL_SCANCODE_EQUALS; /* VK_OEM_PLUS */
case 188:
return SDL_SCANCODE_COMMA; /* VK_OEM_COMMA */
case 189:
return SDL_SCANCODE_MINUS; /* VK_OEM_MINUS */
case 190:
return SDL_SCANCODE_PERIOD; /* VK_OEM_PERIOD */
case 191:
return SDL_SCANCODE_SLASH; /* VK_OEM_2, '/?' key on US standard keyboards */
case 192:
return SDL_SCANCODE_GRAVE; /* VK_OEM_3, '`~' key on US standard keyboards */
// ?
// ... reserved or unassigned ...
// ?
case 219:
return SDL_SCANCODE_LEFTBRACKET; /* VK_OEM_4, '[{' key on US standard keyboards */
case 220:
return SDL_SCANCODE_BACKSLASH; /* VK_OEM_5, '\|' key on US standard keyboards */
case 221:
return SDL_SCANCODE_RIGHTBRACKET; /* VK_OEM_6, ']}' key on US standard keyboards */
case 222:
return SDL_SCANCODE_APOSTROPHE; /* VK_OEM_7, 'single/double quote' on US standard keyboards */
default:
break;
}
return SDL_SCANCODE_UNKNOWN;
}
SDL_Scancode code;
Uint8 index;
Uint16 scanCode = args->KeyStatus.ScanCode | (args->KeyStatus.IsExtendedKey ? 0xe000 : 0);
static SDL_Scancode WINRT_TranslateKeycode(int keycode, unsigned int nativeScancode)
{
// TODO, WinRT: try filling out the WinRT keycode table as much as possible, using the Win32 table for interpretation hints
SDL_Scancode scancode = SDL_SCANCODE_UNKNOWN;
/* HACK ALERT: At least one VirtualKey constant (Shift) with a left/right
* designation might not get reported with its correct handedness, however
* its hardware scan code can fill in the gaps. If this is detected,
* use the hardware scan code to try telling if the left, or the right
* side's key was used.
*
* If Microsoft ever allows MapVirtualKey or MapVirtualKeyEx to be used
* in WinRT apps, or something similar to these (it doesn't appear to be,
* at least not for Windows [Phone] 8/8.1, as of Oct 24, 2014), then this
* hack might become deprecated, or obsolete.
*/
if (nativeScancode < SDL_arraysize(windows_scancode_table)) {
switch (keycode) {
case 16: // VirtualKey.Shift
switch (windows_scancode_table[nativeScancode]) {
case SDL_SCANCODE_LSHIFT:
case SDL_SCANCODE_RSHIFT:
return windows_scancode_table[nativeScancode];
}
break;
// Add others, as necessary.
//
// Unfortunately, this hack doesn't seem to work in determining
// handedness with Control keys.
default:
break;
}
/* Pause/Break key have a special scan code with 0xe1 prefix
* that is not properly reported under UWP.
* Use Pause scan code that is used in Win32. */
if (args->VirtualKey == Windows::System::VirtualKey::Pause) {
scanCode = 0xe046;
}
/* Try to get a documented, WinRT, 'VirtualKey' next (as documented at
http://msdn.microsoft.com/en-us/library/windows/apps/windows.system.virtualkey.aspx ).
If that fails, fall back to a Win32 virtual key.
If that fails, attempt to fall back to a scancode-derived key.
*/
if (keycode < SDL_arraysize(WinRT_Official_Keycodes)) {
scancode = WinRT_Official_Keycodes[keycode];
}
if (scancode == SDL_SCANCODE_UNKNOWN) {
scancode = WINRT_TranslateUnofficialKeycode(keycode);
}
if (scancode == SDL_SCANCODE_UNKNOWN) {
if (nativeScancode < SDL_arraysize(windows_scancode_table)) {
scancode = windows_scancode_table[nativeScancode];
}
}
/*
if (scancode == SDL_SCANCODE_UNKNOWN) {
SDL_Log("WinRT TranslateKeycode, unknown keycode=%d\n", (int)keycode);
}
*/
return scancode;
/* Pack scan code into one byte to make the index. */
index = LOBYTE(scanCode) | (HIBYTE(scanCode) ? 0x80 : 0x00);
code = windows_scancode_table[index];
return code;
}
void WINRT_ProcessKeyDownEvent(Windows::UI::Core::KeyEventArgs ^ args)
{
SDL_Scancode sdlScancode = WINRT_TranslateKeycode((int)args->VirtualKey, args->KeyStatus.ScanCode);
SDL_Scancode sdlScancode = WINRT_TranslateKeycode(args);
#if 0
SDL_Keycode keycode = SDL_GetKeyFromScancode(sdlScancode);
SDL_Log("key down, handled=%s, ext?=%s, released?=%s, menu key down?=%s, "
@ -356,7 +82,7 @@ void WINRT_ProcessKeyDownEvent(Windows::UI::Core::KeyEventArgs ^ args)
void WINRT_ProcessKeyUpEvent(Windows::UI::Core::KeyEventArgs ^ args)
{
SDL_Scancode sdlScancode = WINRT_TranslateKeycode((int)args->VirtualKey, args->KeyStatus.ScanCode);
SDL_Scancode sdlScancode = WINRT_TranslateKeycode(args);
#if 0
SDL_Keycode keycode = SDL_GetKeyFromScancode(sdlScancode);
SDL_Log("key up, handled=%s, ext?=%s, released?=%s, menu key down?=%s, "