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Differential D14149 Diff 48603 intern/ghost/intern/GHOST_SystemWin32.h

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intern/ghost/intern/GHOST_SystemWin32.h

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/** High frequency timer variable. */ /** High frequency timer variable. */
__int64 m_freq; __int64 m_freq;
/** High frequency timer variable. */ /** High frequency timer variable. */
__int64 m_start; __int64 m_start;
/** Low frequency timer variable. */ /** Low frequency timer variable. */
__int64 m_lfstart; __int64 m_lfstart;
/** AltGr on current keyboard layout. */ /** AltGr on current keyboard layout. */
bool m_hasAltGr; bool m_hasAltGr;
/** Language identifier. */
WORD m_langId;
/** Stores keyboard layout. */ /** Stores keyboard layout. */
HKL m_keylayout; HKL m_keylayout;
/** Console status. */ /** Console status. */
int m_consoleStatus; int m_consoleStatus;
/** Wheel delta accumulator. */ /** Wheel delta accumulator. */
int m_wheelDeltaAccum; int m_wheelDeltaAccum;
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} }
inline void GHOST_SystemWin32::handleKeyboardChange(void) inline void GHOST_SystemWin32::handleKeyboardChange(void)
{ {
m_keylayout = GetKeyboardLayout(0); // get keylayout for current thread m_keylayout = GetKeyboardLayout(0); // get keylayout for current thread
int i; int i;
SHORT s; SHORT s;
// save the language identifier.
m_langId = LOWORD(m_keylayout);
for (m_hasAltGr = false, i = 32; i < 256; ++i) { for (m_hasAltGr = false, i = 32; i < 256; ++i) {
s = VkKeyScanEx((char)i, m_keylayout); s = VkKeyScanEx((char)i, m_keylayout);
// s == -1 means no key that translates passed char code // s == -1 means no key that translates passed char code
// high byte contains shift state. bit 2 ctrl pressed, bit 4 alt pressed // high byte contains shift state. bit 2 ctrl pressed, bit 4 alt pressed
// if both are pressed, we have AltGr keycombo on keylayout // if both are pressed, we have AltGr keycombo on keylayout
if (s != -1 && (s & 0x600) == 0x600) { if (s != -1 && (s & 0x600) == 0x600) {
m_hasAltGr = true; m_hasAltGr = true;
break; break;
} }
} }
} }