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- Moved Raw Input processing into a seperate method of FInputDevice so that

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all the devices can share the same setup code.


SVN r1664 (trunk)
This commit is contained in:
Randy Heit 2009-06-11 03:41:24 +00:00
commit deff9cfb12
5 changed files with 186 additions and 172 deletions
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183
src/win32/i_keyboard.cpp
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@ -21,11 +21,6 @@
#define DINPUT_BUFFERSIZE 32
// Hi, w32api!
#ifndef GET_RAWINPUT_CODE_WPARAM
#define GET_RAWINPUT_CODE_WPARAM(wParam) ((wParam) & 0xff)
#endif
// TYPES -------------------------------------------------------------------
class FDInputKeyboard : public FKeyboard
@ -36,7 +31,6 @@ public:
bool GetDevice();
void ProcessInput();
bool WndProcHook(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam, LRESULT *result);
protected:
LPDIRECTINPUTDEVICE8 Device;
@ -49,8 +43,7 @@ public:
~FRawKeyboard();
bool GetDevice();
void ProcessInput();
bool WndProcHook(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam, LRESULT *result);
bool ProcessRawInput(RAWINPUT *rawinput, int code);
protected:
USHORT E1Prefix;
@ -377,16 +370,8 @@ void FDInputKeyboard::ProcessInput()
}
}
//==========================================================================
//
// FDInputKeyboard :: WndProcHook
//
//==========================================================================
bool FDInputKeyboard::WndProcHook(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam, LRESULT *result)
{
return false;
}
/**************************************************************************/
/**************************************************************************/
//==========================================================================
//
@ -447,17 +432,7 @@ bool FRawKeyboard::GetDevice()
//==========================================================================
//
// FRawKeyboard :: ProcessInput
//
//==========================================================================
void FRawKeyboard::ProcessInput()
{
}
//==========================================================================
//
// FRawKeyboard :: WndProcHook
// FRawKeyboard :: ProcessRawInput
//
// Convert scan codes to DirectInput key codes. For the most part, this is
// straight forward: Scan codes without any prefix are passed unmodified.
@ -476,102 +451,88 @@ void FRawKeyboard::ProcessInput()
//
//==========================================================================
bool FRawKeyboard::WndProcHook(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam, LRESULT *result)
bool FRawKeyboard::ProcessRawInput(RAWINPUT *raw, int code)
{
if (message != WM_INPUT)
if (raw->header.dwType != RIM_TYPEKEYBOARD)
{
return false;
}
BYTE buffer[40];
UINT size = sizeof(buffer);
int keycode;
int keycode = raw->data.keyboard.MakeCode;
if (keycode == 0 && (raw->data.keyboard.Flags & RI_KEY_E0))
{ // Even if the make code is 0, we might still be able to extract a
// useful key from the message.
if (raw->data.keyboard.VKey >= VK_BROWSER_BACK && raw->data.keyboard.VKey <= VK_LAUNCH_APP2)
{
static const BYTE MediaKeys[VK_LAUNCH_APP2 - VK_BROWSER_BACK + 1] =
{
DIK_WEBBACK, DIK_WEBFORWARD, DIK_WEBREFRESH, DIK_WEBSTOP,
DIK_WEBSEARCH, DIK_WEBFAVORITES, DIK_WEBHOME,
if (MyGetRawInputData((HRAWINPUT)lParam, RID_INPUT, buffer, &size, sizeof(RAWINPUTHEADER)) > 0)
DIK_MUTE, DIK_VOLUMEDOWN, DIK_VOLUMEUP,
DIK_NEXTTRACK, DIK_PREVTRACK, DIK_MEDIASTOP, DIK_PLAYPAUSE,
DIK_MAIL, DIK_MEDIASELECT, DIK_MYCOMPUTER, DIK_CALCULATOR
};
keycode = MediaKeys[raw->data.keyboard.VKey - VK_BROWSER_BACK];
}
}
if (keycode < 1 || keycode > 0xFF)
{
RAWINPUT *raw = (RAWINPUT *)buffer;
if (raw->header.dwType != RIM_TYPEKEYBOARD)
{
return false;
}
if (raw->data.keyboard.Flags & RI_KEY_E1)
{
E1Prefix = raw->data.keyboard.MakeCode;
return false;
}
if (raw->data.keyboard.Flags & RI_KEY_E0)
{
if (keycode == DIK_LSHIFT || keycode == DIK_RSHIFT)
{ // Ignore fake shifts.
return false;
}
keycode = raw->data.keyboard.MakeCode;
if (keycode == 0 && (raw->data.keyboard.Flags & RI_KEY_E0))
{ // Even if the make code is 0, we might still be able to extract a
// useful key from the message.
if (raw->data.keyboard.VKey >= VK_BROWSER_BACK && raw->data.keyboard.VKey <= VK_LAUNCH_APP2)
{
static const BYTE MediaKeys[VK_LAUNCH_APP2 - VK_BROWSER_BACK + 1] =
{
DIK_WEBBACK, DIK_WEBFORWARD, DIK_WEBREFRESH, DIK_WEBSTOP,
DIK_WEBSEARCH, DIK_WEBFAVORITES, DIK_WEBHOME,
DIK_MUTE, DIK_VOLUMEDOWN, DIK_VOLUMEUP,
DIK_NEXTTRACK, DIK_PREVTRACK, DIK_MEDIASTOP, DIK_PLAYPAUSE,
DIK_MAIL, DIK_MEDIASELECT, DIK_MYCOMPUTER, DIK_CALCULATOR
};
keycode = MediaKeys[raw->data.keyboard.VKey - VK_BROWSER_BACK];
}
}
if (keycode < 1 || keycode > 0xFF)
{
return false;
}
if (raw->data.keyboard.Flags & RI_KEY_E1)
{
E1Prefix = raw->data.keyboard.MakeCode;
return false;
}
if (raw->data.keyboard.Flags & RI_KEY_E0)
{
if (keycode == DIK_LSHIFT || keycode == DIK_RSHIFT)
{ // Ignore fake shifts.
return false;
}
keycode |= 0x80;
}
// The sequence for an unshifted pause is E1 1D 45 (E1 Prefix +
// Control + Num Lock).
if (E1Prefix)
{
if (E1Prefix == 0x1D && keycode == DIK_NUMLOCK)
{
keycode = DIK_PAUSE;
E1Prefix = 0;
}
else
{
E1Prefix = 0;
return false;
}
}
// If you press Ctrl+Pause, the keyboard sends the Break make code
// E0 46 instead of the Pause make code.
if (keycode == 0xC6)
keycode |= 0x80;
}
// The sequence for an unshifted pause is E1 1D 45 (E1 Prefix +
// Control + Num Lock).
if (E1Prefix)
{
if (E1Prefix == 0x1D && keycode == DIK_NUMLOCK)
{
keycode = DIK_PAUSE;
E1Prefix = 0;
}
// If you press Ctrl+PrtScn (to get SysRq), the keyboard sends
// the make code E0 37. If you press PrtScn without any modifiers,
// it sends E0 2A E0 37. And if you press Alt+PrtScn, it sends 54
// (which is undefined in the charts I can find.)
if (keycode == 0x54)
else
{
keycode = DIK_SYSRQ;
E1Prefix = 0;
return false;
}
// If you press any keys in the island between the main keyboard
// and the numeric keypad with Num Lock turned on, they generate
// a fake shift before their actual codes. They do not generate this
// fake shift if Num Lock is off. We unconditionally discard fake
// shifts above, so we don't need to do anything special for these,
// since they are also prefixed by E0 so we can tell them apart from
// their keypad counterparts.
// Okay, we're done translating the keycode. Post it (or ignore it.)
PostKeyEvent(keycode, !(raw->data.keyboard.Flags & RI_KEY_BREAK),
GET_RAWINPUT_CODE_WPARAM(wParam) == RIM_INPUT);
}
return false;
// If you press Ctrl+Pause, the keyboard sends the Break make code
// E0 46 instead of the Pause make code.
if (keycode == 0xC6)
{
keycode = DIK_PAUSE;
}
// If you press Ctrl+PrtScn (to get SysRq), the keyboard sends
// the make code E0 37. If you press PrtScn without any modifiers,
// it sends E0 2A E0 37. And if you press Alt+PrtScn, it sends 54
// (which is undefined in the charts I can find.)
if (keycode == 0x54)
{
keycode = DIK_SYSRQ;
}
// If you press any keys in the island between the main keyboard
// and the numeric keypad with Num Lock turned on, they generate
// a fake shift before their actual codes. They do not generate this
// fake shift if Num Lock is off. We unconditionally discard fake
// shifts above, so we don't need to do anything special for these,
// since they are also prefixed by E0 so we can tell them apart from
// their keypad counterparts.
// Okay, we're done translating the keycode. Post it (or ignore it.)
PostKeyEvent(keycode, !(raw->data.keyboard.Flags & RI_KEY_BREAK), code == RIM_INPUT);
return true;
}
//==========================================================================