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Release both shift keys when one is released. Otherwise, we end up with stuck keys.

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This commit is contained in:
the_fiddler 2010-11-08 08:59:32 +00:00
parent 666355103b
commit d65e0aad47
1 changed files with 6 additions and 5 deletions
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11
Source/OpenTK/Platform/Windows/WinGLNative.cs
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@ -361,11 +361,12 @@ namespace OpenTK.Platform.Windows
// The behavior of this key is very strange. Unlike Control and Alt, there is no extended bit // The behavior of this key is very strange. Unlike Control and Alt, there is no extended bit
// to distinguish between left and right keys. Moreover, pressing both keys and releasing one // to distinguish between left and right keys. Moreover, pressing both keys and releasing one
// may result in both keys being held down (but not always). // may result in both keys being held down (but not always).
// The only reliably way to solve this was reported by BlueMonkMN at the forums: we should // The only reliable way to solve this was reported by BlueMonkMN at the forums: we should
// check the scancodes. It looks like GLFW does the same thing, so it should be reliable. // check the scancodes. It looks like GLFW does the same thing, so it should be reliable.
// TODO: Not 100% reliable, when both keys are pressed at once. // Note: we release both keys when either shift is released.
if (ShiftRightScanCode != 0) // Otherwise, the state of one key might be stuck to pressed.
if (ShiftRightScanCode != 0 && pressed)
{ {
unchecked unchecked
{ {
@ -377,8 +378,8 @@ namespace OpenTK.Platform.Windows
} }
else else
{ {
// Should only fall here on Windows 9x and NT4.0- // Windows 9x and NT4.0 or key release event.
keyboard[Input.Key.ShiftLeft] = pressed; keyboard[Input.Key.ShiftLeft] = keyboard[Input.Key.ShiftRight] = pressed;
} }
return IntPtr.Zero; return IntPtr.Zero;