Differential D10507 Diff 34335 intern/ghost/intern/GHOST_SystemWin32.cpp

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intern/ghost/intern/GHOST_SystemWin32.cpp

Show First 20 Lines • Show All 219 Lines • ▼ Show 20 Lines	GHOST_SystemWin32::GHOST_SystemWin32()
// generates VK_OEM_8 for their exclamation key (key left of right shift)		// generates VK_OEM_8 for their exclamation key (key left of right shift)
this->handleKeyboardChange();		this->handleKeyboardChange();
// Require COM for GHOST_DropTargetWin32 created in GHOST_WindowWin32.		// Require COM for GHOST_DropTargetWin32 created in GHOST_WindowWin32.
OleInitialize(0);		OleInitialize(0);

#ifdef WITH_INPUT_NDOF		#ifdef WITH_INPUT_NDOF
m_ndofManager = new GHOST_NDOFManagerWin32(*this);		m_ndofManager = new GHOST_NDOFManagerWin32(*this);
#endif		#endif

getCursorPosition(m_mousePosX, m_mousePosY);
m_mouseTimestamp = ::GetTickCount();
}		}

GHOST_SystemWin32::~GHOST_SystemWin32()		GHOST_SystemWin32::~GHOST_SystemWin32()
{		{
// Shutdown COM		// Shutdown COM
OleUninitialize();		OleUninitialize();
toggleConsole(1);		toggleConsole(1);
}		}
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}		}

GHOST_EventButton *GHOST_SystemWin32::processButtonEvent(GHOST_TEventType type,		GHOST_EventButton *GHOST_SystemWin32::processButtonEvent(GHOST_TEventType type,
GHOST_WindowWin32 *window,		GHOST_WindowWin32 *window,
GHOST_TButtonMask mask)		GHOST_TButtonMask mask)
{		{
GHOST_SystemWin32 system = (GHOST_SystemWin32 )getSystem();		GHOST_SystemWin32 system = (GHOST_SystemWin32 )getSystem();

GHOST_TabletData td = GHOST_TABLET_DATA_NONE;		if (type == GHOST_kEventButtonDown) {
		window->updateMouseCapture(MousePressed);
if (window->m_tabletInRange) {
td = window->getTabletData();

/* Check if tablet cursor position is in sync with Win32 cursor position, if not then move
* cursor to position where button event occurred. */
DWORD msgPos = ::GetMessagePos();
int msgPosX = GET_X_LPARAM(msgPos);
int msgPosY = GET_Y_LPARAM(msgPos);
if (msgPosX != system->m_mousePosX \|\| msgPosY != system->m_mousePosY) {
system->pushEvent(new GHOST_EventCursor(
::GetMessageTime(), GHOST_kEventCursorMove, window, msgPosX, msgPosY, td));
}		}
		else if (type == GHOST_kEventButtonUp) {
		window->updateMouseCapture(MouseReleased);
}		}

return new GHOST_EventButton(system->getMilliSeconds(), type, window, mask, td);		return new GHOST_EventButton(
		system->getMilliSeconds(), type, window, mask, window->getTabletData());
}		}

void GHOST_SystemWin32::processPointerEvent(		void GHOST_SystemWin32::processPointerEvent(
UINT type, GHOST_WindowWin32 *window, WPARAM wParam, LPARAM lParam, bool &eventHandled)		UINT type, GHOST_WindowWin32 *window, WPARAM wParam, LPARAM lParam, bool &eventHandled)
{		{
/* Pointer events might fire when changing windows for a device which is set to use Wintab, even		/* Pointer events might fire when changing windows for a device which is set to use Wintab, even
* when when Wintab is left enabled but set to the bottom of Wintab overlap order. */		* when when Wintab is left enabled but set to the bottom of Wintab overlap order. */
if (!window->useTabletAPI(GHOST_kTabletNative)) {		if (!window->useTabletAPI(GHOST_kTabletNative)) {
▲ Show 20 Lines • Show All 63 Lines • ▼ Show 20 Lines	switch (type) {
default:		default:
break;		break;
}		}

eventHandled = true;		eventHandled = true;
system->setCursorPosition(pointerInfo[0].pixelLocation.x, pointerInfo[0].pixelLocation.y);		system->setCursorPosition(pointerInfo[0].pixelLocation.x, pointerInfo[0].pixelLocation.y);
}		}

void GHOST_SystemWin32::processCursorEvent(GHOST_WindowWin32 *window)		GHOST_EventCursor GHOST_SystemWin32::processCursorEvent(GHOST_WindowWin32 window)
{		{
if (window->m_tabletInRange && window->useTabletAPI(GHOST_kTabletNative)) {		GHOST_TInt32 x_screen, y_screen;
		GHOST_SystemWin32 system = (GHOST_SystemWin32 )getSystem();

		if (window->m_tabletInRange) {
		if (window->useTabletAPI(GHOST_kTabletNative)) {
/* Tablet input handled in WM_POINTER* events. WM_MOUSEMOVE events in response to tablet		/* Tablet input handled in WM_POINTER* events. WM_MOUSEMOVE events in response to tablet
* input aren't normally generated when using WM_POINTER events, but manually moving the		* input aren't normally generated when using WM_POINTER events, but manually moving the
* system cursor as we do in WM_POINTER handling does. */		* system cursor as we do in WM_POINTER handling does. */
return;		return NULL;
}

GHOST_SystemWin32 system = (GHOST_SystemWin32 )getSystem();
GHOST_TabletData td = window->getTabletData();

DWORD msgPos = ::GetMessagePos();
LONG msgTime = ::GetMessageTime();

/* GetMessagePointsEx processes points as 16 bit integers and can fail or return erroneous values
* if negative input is not truncated. */
int msgPosX = GET_X_LPARAM(msgPos) & 0x0000FFFF;
int msgPosY = GET_Y_LPARAM(msgPos) & 0x0000FFFF;

const int maxPoints = 64;
MOUSEMOVEPOINT currentPoint = {msgPosX, msgPosY, (DWORD)msgTime, 0};
MOUSEMOVEPOINT points[maxPoints] = {0};
/* GetMouseMovePointsEx returns the number of points returned that are less than or equal to the
* requested point. If the requested point is the most recent, this returns up to 64 requested
* points. */
int numPoints = ::GetMouseMovePointsEx(
sizeof(MOUSEMOVEPOINT), &currentPoint, points, maxPoints, GMMP_USE_DISPLAY_POINTS);

if (numPoints == -1) {
/* Points at edge of screen are often not in the queue, use the message's point instead. */
numPoints = 1;
points[0] = currentPoint;
}

GHOST_TInt32 x_accum = 0, y_accum = 0;
window->getCursorGrabAccum(x_accum, y_accum);

/* Points are in reverse chronological order. Find least recent, unprocessed mouse move. */
int i;
for (i = 0; i < numPoints; i++) {
if (points[i].time < system->m_mouseTimestamp) {
break;
}

/* GetMouseMovePointsEx returns 16 bit number as 32 bit. If negative, we need to sign extend.
*/
points[i].x = points[i].x > 32767 ? points[i].x \| 0xFFFF0000 : points[i].x;
points[i].y = points[i].y > 32767 ? points[i].y \| 0xFFFF0000 : points[i].y;

if (points[i].time == system->m_mouseTimestamp && points[i].x == system->m_mousePosX &&
points[i].y == system->m_mousePosY) {
break;
}
}		}
while (--i >= 0) {
system->pushEvent(new GHOST_EventCursor(system->getMilliSeconds(),
GHOST_kEventCursorMove,
window,
points[i].x + x_accum,
points[i].y + y_accum,
td));
}		}

DWORD lastTimestamp = points[0].time;		system->getCursorPosition(x_screen, y_screen);

/* Check if we need to wrap the cursor. */
if (window->getCursorGrabModeIsWarp() && !window->m_tabletInRange) {		if (window->getCursorGrabModeIsWarp() && !window->m_tabletInRange) {
/* Wrap based on current cursor position in case Win32 mouse move queue is out of order due to		GHOST_TInt32 x_new = x_screen;
* prior wrap. */		GHOST_TInt32 y_new = y_screen;
POINT point;		GHOST_TInt32 x_accum, y_accum;
::GetCursorPos(&point);
GHOST_TInt32 x_current = point.x;
GHOST_TInt32 y_current = point.y;
GHOST_TInt32 x_wrap = point.x;
GHOST_TInt32 y_wrap = point.y;
GHOST_Rect bounds;		GHOST_Rect bounds;

/* Fallback to window bounds. */		/* Fallback to window bounds. */
if (window->getCursorGrabBounds(bounds) == GHOST_kFailure) {		if (window->getCursorGrabBounds(bounds) == GHOST_kFailure) {
window->getClientBounds(bounds);		window->getClientBounds(bounds);
}		}

/* Could also clamp to screen bounds wrap with a window outside the view will fail atm.		/* Could also clamp to screen bounds wrap with a window outside the view will fail atm.
* Use offset of 8 in case the window is at screen bounds. */		* Use offset of 8 in case the window is at screen bounds. */
bounds.wrapPoint(x_wrap, y_wrap, 2, window->getCursorGrabAxis());		bounds.wrapPoint(x_new, y_new, 2, window->getCursorGrabAxis());

if (x_wrap != x_current \|\| y_wrap != y_current) {
system->setCursorPosition(x_wrap, y_wrap);
window->setCursorGrabAccum(x_accum + (x_current - x_wrap), y_accum + (y_current - y_wrap));

/* First message after SendInput wrap is invalid for unknown reasons, skip events until one		window->getCursorGrabAccum(x_accum, y_accum);
* tick after SendInput event time. */		if (x_new != x_screen \|\| y_new != y_screen) {
lastTimestamp = ::GetTickCount() + 1;		/* When wrapping we don't need to add an event because the setCursorPosition call will cause
		* a new event after. */
		system->setCursorPosition(x_new, y_new); /* wrap */
		window->setCursorGrabAccum(x_accum + (x_screen - x_new), y_accum + (y_screen - y_new));
		}
		else {
		return new GHOST_EventCursor(system->getMilliSeconds(),
		GHOST_kEventCursorMove,
		window,
		x_screen + x_accum,
		y_screen + y_accum,
		window->getTabletData());
}		}
}		}
		else {
system->m_mousePosX = points[0].x;		return new GHOST_EventCursor(system->getMilliSeconds(),
system->m_mousePosY = points[0].y;		GHOST_kEventCursorMove,
/* Use latest time, checking for overflow. */		window,
if (lastTimestamp > system->m_mouseTimestamp \|\| ::GetTickCount() < system->m_mouseTimestamp) {		x_screen,
system->m_mouseTimestamp = lastTimestamp;		y_screen,
		window->getTabletData());
}		}
		return NULL;
}		}

void GHOST_SystemWin32::processWheelEvent(GHOST_WindowWin32 *window, WPARAM wParam, LPARAM lParam)		void GHOST_SystemWin32::processWheelEvent(GHOST_WindowWin32 *window, WPARAM wParam, LPARAM lParam)
{		{
GHOST_SystemWin32 system = (GHOST_SystemWin32 )getSystem();		GHOST_SystemWin32 system = (GHOST_SystemWin32 )getSystem();

int acc = system->m_wheelDeltaAccum;		int acc = system->m_wheelDeltaAccum;
int delta = GET_WHEEL_DELTA_WPARAM(wParam);		int delta = GET_WHEEL_DELTA_WPARAM(wParam);
▲ Show 20 Lines • Show All 365 Lines • ▼ Show 20 Lines	#endif /* WITH_INPUT_IME */
*/		*/
if (wParam == SC_KEYMENU) {		if (wParam == SC_KEYMENU) {
eventHandled = true;		eventHandled = true;
}		}
break;		break;
////////////////////////////////////////////////////////////////////////		////////////////////////////////////////////////////////////////////////
// Wintab events, processed		// Wintab events, processed
////////////////////////////////////////////////////////////////////////		////////////////////////////////////////////////////////////////////////
case WT_INFOCHANGE:
window->processWintabInfoChangeEvent(lParam);
eventHandled = true;
break;
case WT_PACKET:		case WT_PACKET:
window->processWin32TabletEvent(wParam, lParam);		window->processWin32TabletEvent(wParam, lParam);
break;		break;
case WT_CSRCHANGE:		case WT_CSRCHANGE:
case WT_PROXIMITY:		case WT_PROXIMITY:
window->processWin32TabletInitEvent();		window->processWin32TabletInitEvent();
break;		break;
////////////////////////////////////////////////////////////////////////		////////////////////////////////////////////////////////////////////////
// Pointer events, processed		// Pointer events, processed
////////////////////////////////////////////////////////////////////////		////////////////////////////////////////////////////////////////////////
case WM_POINTERENTER:		case WM_POINTERENTER:
case WM_POINTERDOWN:		case WM_POINTERDOWN:
case WM_POINTERUPDATE:		case WM_POINTERUPDATE:
case WM_POINTERUP:		case WM_POINTERUP:
case WM_POINTERLEAVE:		case WM_POINTERLEAVE:
processPointerEvent(msg, window, wParam, lParam, eventHandled);		processPointerEvent(msg, window, wParam, lParam, eventHandled);
break;		break;
////////////////////////////////////////////////////////////////////////		////////////////////////////////////////////////////////////////////////
// Mouse events, processed		// Mouse events, processed
////////////////////////////////////////////////////////////////////////		////////////////////////////////////////////////////////////////////////
case WM_LBUTTONDOWN:		case WM_LBUTTONDOWN:
window->updateMouseCapture(MousePressed);
event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskLeft);		event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskLeft);
break;		break;
case WM_MBUTTONDOWN:		case WM_MBUTTONDOWN:
window->updateMouseCapture(MousePressed);
event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskMiddle);		event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskMiddle);
break;		break;
case WM_RBUTTONDOWN:		case WM_RBUTTONDOWN:
window->updateMouseCapture(MousePressed);
event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskRight);		event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskRight);
break;		break;
case WM_XBUTTONDOWN:		case WM_XBUTTONDOWN:
if ((short)HIWORD(wParam) == XBUTTON1) {		if ((short)HIWORD(wParam) == XBUTTON1) {
window->updateMouseCapture(MousePressed);
event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskButton4);		event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskButton4);
}		}
else if ((short)HIWORD(wParam) == XBUTTON2) {		else if ((short)HIWORD(wParam) == XBUTTON2) {
window->updateMouseCapture(MousePressed);
event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskButton5);		event = processButtonEvent(GHOST_kEventButtonDown, window, GHOST_kButtonMaskButton5);
}		}
break;		break;
case WM_LBUTTONUP:		case WM_LBUTTONUP:
window->updateMouseCapture(MouseReleased);
event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskLeft);		event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskLeft);
break;		break;
case WM_MBUTTONUP:		case WM_MBUTTONUP:
window->updateMouseCapture(MouseReleased);
event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskMiddle);		event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskMiddle);
break;		break;
case WM_RBUTTONUP:		case WM_RBUTTONUP:
window->updateMouseCapture(MouseReleased);
event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskRight);		event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskRight);
break;		break;
case WM_XBUTTONUP:		case WM_XBUTTONUP:
if ((short)HIWORD(wParam) == XBUTTON1) {		if ((short)HIWORD(wParam) == XBUTTON1) {
window->updateMouseCapture(MouseReleased);
event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskButton4);		event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskButton4);
}		}
else if ((short)HIWORD(wParam) == XBUTTON2) {		else if ((short)HIWORD(wParam) == XBUTTON2) {
window->updateMouseCapture(MouseReleased);
event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskButton5);		event = processButtonEvent(GHOST_kEventButtonUp, window, GHOST_kButtonMaskButton5);
}		}
break;		break;
case WM_MOUSEMOVE:		case WM_MOUSEMOVE:
processCursorEvent(window);		event = processCursorEvent(window);
eventHandled = true;
break;		break;
case WM_MOUSEWHEEL: {		case WM_MOUSEWHEEL: {
/* The WM_MOUSEWHEEL message is sent to the focus window		/* The WM_MOUSEWHEEL message is sent to the focus window
* when the mouse wheel is rotated. The DefWindowProc		* when the mouse wheel is rotated. The DefWindowProc
* function propagates the message to the window's parent.		* function propagates the message to the window's parent.
* There should be no internal forwarding of the message,		* There should be no internal forwarding of the message,
* since DefWindowProc propagates it up the parent chain		* since DefWindowProc propagates it up the parent chain
* until it finds a window that processes it.		* until it finds a window that processes it.
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