OSStatus MouseHandler(EventHandlerCallRef next,
EventRef event, void *data)
{
HIViewRef control;
WindowRef window;
ControlKind view;
UInt32 kind;
// Get the event kind
kind = GetEventKind(event);
// Get the window
GetEventParameter(event, kEventParamWindowRef,
typeWindowRef, NULL, sizeof(window),
NULL, &window);
// Get the view
HIViewGetViewForMouseEvent(HIViewGetRoot(window), event,
&control);
// Get the control kind
GetControlKind(control, &view);
// Switch on event kind
switch (kind)
{
// Mouse down
case kEventMouseDown:
// Switch on control kind
switch (view.kind)
{
// Combo box
case kControlKindHIComboBox:
// Do nothing, let the default event handler do it's thing
break;
// Everything else
default:
// Clear the keyboard focus, otherwise the focus stays on the
// combo box and makes it drop down when the user presses a key
ClearKeyboardFocus(window);
break;
}
default:
return eventNotHandledErr;
}
// Return event not handled so that the default event handler gets
// to do it's thing
return eventNotHandledErr;
}
// static
pascal OSStatus IGraphicsCarbon::MainEventHandler(EventHandlerCallRef pHandlerCall, EventRef pEvent, void* pGraphicsCarbon)
{
IGraphicsCarbon* _this = (IGraphicsCarbon*) pGraphicsCarbon;
IGraphicsMac* pGraphicsMac = _this->mGraphicsMac;
UInt32 eventClass = GetEventClass(pEvent);
UInt32 eventKind = GetEventKind(pEvent);
switch (eventClass)
{
case kEventClassKeyboard:
{
switch (eventKind)
{
case kEventRawKeyDown:
{
if (_this->mTextEntryView)
return eventNotHandledErr;
bool handle = true;
int key;
UInt32 k;
GetEventParameter(pEvent, kEventParamKeyCode, typeUInt32, NULL, sizeof(UInt32), NULL, &k);
char c;
GetEventParameter(pEvent, kEventParamKeyMacCharCodes, typeChar, NULL, sizeof(char), NULL, &c);
if (k == 49) key = KEY_SPACE;
else if (k == 125) key = KEY_DOWNARROW;
else if (k == 126) key = KEY_UPARROW;
else if (k == 123) key = KEY_LEFTARROW;
else if (k == 124) key = KEY_RIGHTARROW;
else if (c >= '0' && c <= '9') key = KEY_DIGIT_0+c-'0';
else if (c >= 'A' && c <= 'Z') key = KEY_ALPHA_A+c-'A';
else if (c >= 'a' && c <= 'z') key = KEY_ALPHA_A+c-'a';
else handle = false;
if(handle)
handle = pGraphicsMac->OnKeyDown(_this->mPrevX, _this->mPrevY, key);
if(handle)
return noErr;
else
return eventNotHandledErr;
}
}
}
case kEventClassControl:
{
switch (eventKind)
{
case kEventControlDraw:
{
int gfxW = pGraphicsMac->Width(), gfxH = pGraphicsMac->Height();
IRECT r = GetRegionRect(pEvent, gfxW, gfxH);
CGrafPtr port = 0;
if (_this->mIsComposited)
{
GetEventParameter(pEvent, kEventParamCGContextRef, typeCGContextRef, 0, sizeof(CGContextRef), 0, &(_this->mCGC));
CGContextTranslateCTM(_this->mCGC, 0, gfxH);
CGContextScaleCTM(_this->mCGC, 1.0, -1.0);
pGraphicsMac->Draw(&r);
}
else
{
GetEventParameter(pEvent, kEventParamGrafPort, typeGrafPtr, 0, sizeof(CGrafPtr), 0, &port);
QDBeginCGContext(port, &(_this->mCGC));
//RgnHandle clipRegion = NewRgn();
//GetPortClipRegion(port, clipRegion);
Rect portBounds;
GetPortBounds(port, &portBounds);
int offsetW = 0;
int offsetH = -portBounds.top;
//int offsetH = (portBounds.bottom - portBounds.top) - gfxH; // this almost works with AS, but clip rect seems wrong when previewing/breaks RTAS
if ((portBounds.right - portBounds.left) >= gfxW)
{
offsetW = 0.5 * ((portBounds.right - portBounds.left) - gfxW);
}
CGContextTranslateCTM(_this->mCGC, portBounds.left + offsetW, offsetH);
r = IRECT(0, 0, pGraphicsMac->Width(), pGraphicsMac->Height());
pGraphicsMac->Draw(&r); // Carbon non-composited will redraw everything, the IRECT passed here is the entire plugin-gui
QDEndCGContext(port, &(_this->mCGC));
//DisposeRgn(clipRegion);
}
return noErr;
}
}
break;
}
case kEventClassMouse:
{
HIPoint hp;
GetEventParameter(pEvent, kEventParamWindowMouseLocation, typeHIPoint, 0, sizeof(HIPoint), 0, &hp);
#ifdef RTAS_API
// Header offset
hp.x -= _this->GetLeftOffset();
hp.y -= _this->GetTopOffset();
Rect bounds;
GetWindowBounds(_this->mWindow, kWindowTitleBarRgn, &bounds);
// adjust x mouse coord if the gui is less wide than the window
// int windowWidth = (bounds.right - bounds.left);
//
// if (windowWidth > pGraphicsMac->Width())
// {
// hp.x -= (int) floor((windowWidth - pGraphicsMac->Width()) / 2.);
// }
// Title bar Y offset
hp.y -= bounds.bottom - bounds.top;
int x = (int) hp.x;
int y = (int) hp.y;
#else // NOT RTAS
HIPointConvert(&hp, kHICoordSpaceWindow, _this->mWindow, kHICoordSpaceView, _this->mView);
int x = (int) hp.x - 2;
int y = (int) hp.y - 3;
#endif
UInt32 mods;
GetEventParameter(pEvent, kEventParamKeyModifiers, typeUInt32, 0, sizeof(UInt32), 0, &mods);
EventMouseButton button;
GetEventParameter(pEvent, kEventParamMouseButton, typeMouseButton, 0, sizeof(EventMouseButton), 0, &button);
if (button == kEventMouseButtonPrimary && (mods & cmdKey)) button = kEventMouseButtonSecondary;
IMouseMod mmod(true, button == kEventMouseButtonSecondary, (mods & shiftKey), (mods & controlKey), (mods & optionKey));
switch (eventKind)
{
case kEventMouseDown:
{
if (_this->mTextEntryView)
{
#if !(USE_MLTE)
HIViewRef view;
HIViewGetViewForMouseEvent(_this->mView, pEvent, &view);
if (view == _this->mTextEntryView) break;
#endif
_this->EndUserInput(true);
}
#ifdef RTAS_API // RTAS triple click
if (mmod.L && mmod.R && mmod.C && (pGraphicsMac->GetParamIdxForPTAutomation(x, y) > -1))
{
return CallNextEventHandler(pHandlerCall, pEvent);
}
#endif
CallNextEventHandler(pHandlerCall, pEvent);
UInt32 clickCount = 0;
GetEventParameter(pEvent, kEventParamClickCount, typeUInt32, 0, sizeof(UInt32), 0, &clickCount);
if (clickCount > 1)
{
pGraphicsMac->OnMouseDblClick(x, y, &mmod);
}
else
{
pGraphicsMac->OnMouseDown(x, y, &mmod);
}
return noErr;
}
case kEventMouseUp:
{
pGraphicsMac->OnMouseUp(x, y, &mmod);
return noErr;
}
case kEventMouseMoved:
{
_this->mPrevX = x;
_this->mPrevY = y;
pGraphicsMac->OnMouseOver(x, y, &mmod);
return noErr;
}
case kEventMouseDragged:
{
if (!_this->mTextEntryView)
pGraphicsMac->OnMouseDrag(x, y, &mmod);
return noErr;
}
case kEventMouseWheelMoved:
{
EventMouseWheelAxis axis;
GetEventParameter(pEvent, kEventParamMouseWheelAxis, typeMouseWheelAxis, 0, sizeof(EventMouseWheelAxis), 0, &axis);
if (axis == kEventMouseWheelAxisY)
{
int d;
GetEventParameter(pEvent, kEventParamMouseWheelDelta, typeSInt32, 0, sizeof(SInt32), 0, &d);
if (_this->mTextEntryView) _this->EndUserInput(false);
pGraphicsMac->OnMouseWheel(x, y, &mmod, d);
return noErr;
}
}
}
break;
}
case kEventClassWindow:
{
WindowRef window;
if (GetEventParameter(pEvent, kEventParamDirectObject, typeWindowRef, NULL, sizeof (WindowRef), NULL, &window) != noErr)
break;
switch (eventKind)
{
case kEventWindowDeactivated:
{
if (_this->mTextEntryView)
_this->EndUserInput(false);
break;
}
}
break;
}
}
return eventNotHandledErr;
}
