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Win32: Cleanup keyboard input flag parsing
This replaces some magic numbers with the corresponding winuser.h
provided macros and unifies how the MSB from Get*KeyState is tested.
(cherry picked from commit 3d2540c373
)
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@ -481,7 +481,7 @@ static int translateKey(WPARAM wParam, LPARAM lParam)
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DWORD time;
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// Right side keys have the extended key bit set
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if (lParam & 0x01000000)
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if (HIWORD(lParam) & KF_EXTENDED)
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return GLFW_KEY_RIGHT_CONTROL;
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// HACK: Alt Gr sends Left Ctrl and then Right Alt in close sequence
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@ -497,7 +497,7 @@ static int translateKey(WPARAM wParam, LPARAM lParam)
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next.message == WM_SYSKEYUP)
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{
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if (next.wParam == VK_MENU &&
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(next.lParam & 0x01000000) &&
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(HIWORD(next.lParam) & KF_EXTENDED) &&
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next.time == time)
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{
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// Next message is Right Alt down so discard this
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@ -740,8 +740,8 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
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case WM_SYSKEYUP:
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{
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const int key = translateKey(wParam, lParam);
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const int scancode = (lParam >> 16) & 0x1ff;
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const int action = ((lParam >> 31) & 1) ? GLFW_RELEASE : GLFW_PRESS;
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const int scancode = (HIWORD(lParam) & 0x1ff);
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const int action = (HIWORD(lParam) & KF_UP) ? GLFW_RELEASE : GLFW_PRESS;
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const int mods = getKeyMods();
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if (key == _GLFW_KEY_INVALID)
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@ -1934,8 +1934,8 @@ void _glfwPlatformPollEvents(void)
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window = GetPropW(handle, L"GLFW");
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if (window)
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{
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const GLFWbool lshift = (GetAsyncKeyState(VK_LSHIFT) >> 15) & 1;
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const GLFWbool rshift = (GetAsyncKeyState(VK_RSHIFT) >> 15) & 1;
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const GLFWbool lshift = (GetAsyncKeyState(VK_LSHIFT) & 0x8000) != 0;
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const GLFWbool rshift = (GetAsyncKeyState(VK_RSHIFT) & 0x8000) != 0;
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if (!lshift && window->keys[GLFW_KEY_LEFT_SHIFT] == GLFW_PRESS)
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{
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