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vstcontrols.cpp
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//-----------------------------------------------------------------------------
// VST Plug-Ins SDK
// VSTGUI: Graphical User Interface Framework for VST plugins :
// Standard Control Objects
//
// Version 2.2 Date : 14/05/03
//
// First version : Wolfgang Kundrus 06.97
// Added new objects : Michael Schmidt 08.97
// Added new objects : Yvan Grabit 01.98
// Added BeOS version : Georges-Edouard Berenger 05.99
// Added MacOSX version : Arne Scheffler 02.03
//
//-----------------------------------------------------------------------------
// VSTGUI LICENSE
// © 2003, Steinberg Media Technologies, All Rights Reserved
//-----------------------------------------------------------------------------
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Steinberg Media Technologies nor the names of its
// contributors may be used to endorse or promote products derived from this
// software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
// IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
// OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
// OF THE POSSIBILITY OF SUCH DAMAGE.
//-----------------------------------------------------------------------------
#include "stdafx.h"
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <string.h>
#ifndef __vstcontrols__
#include "vstcontrols.h"
#endif
BEGIN_NAMESPACE_VSTGUI
#ifdef __MACH__
#ifndef cosf
#define cosf (float)cos
#endif
#ifndef sinf
#define sinf (float)sin
#endif
#endif
//------------------------------------------------------------------------
// CControl
//------------------------------------------------------------------------
CControl::CControl (const CRect &size, CControlListener *listener, long tag,
CBitmap *pBackground)
: CView (size),
listener (listener), tag (tag), oldValue (1), defaultValue (0.5f),
value (0), vmin (0), vmax (1.f), wheelInc (0.1f), lastTicks (-1), pBackground (pBackground)
{
#if WINDOWS
delta = GetDoubleClickTime ();
#elif MAC
delta = GetDblTime ();
#else
delta = 500;
#endif
if (delta < 250)
delta = 250;
setTransparency (false);
setMouseEnabled (true);
backOffset (0 ,0);
if (pBackground)
pBackground->remember ();
}
//------------------------------------------------------------------------
CControl::~CControl ()
{
if (pBackground)
pBackground->forget ();
}
//------------------------------------------------------------------------
bool CControl::isDirty ()
{
if (oldValue != value || CView::isDirty ())
return true;
return false;
}
//------------------------------------------------------------------------
void CControl::setDirty (const bool val)
{
CView::setDirty (val);
if (val)
{
if (value != -1.f)
oldValue = -1.f;
else
oldValue = 0.f;
}
else
oldValue = value;
}
//------------------------------------------------------------------------
void CControl::setBackground (CBitmap *_pBackground)
{
if (pBackground)
pBackground->forget ();
pBackground = _pBackground;
if (pBackground)
pBackground->remember ();
}
//------------------------------------------------------------------------
void CControl::setBackOffset (CPoint &offset)
{
backOffset = offset;
}
//-----------------------------------------------------------------------------
void CControl::copyBackOffset ()
{
backOffset (size.left, size.top);
}
//------------------------------------------------------------------------
void CControl::bounceValue ()
{
if (value > vmax)
value = vmax;
else if (value < vmin)
value = vmin;
}
//-----------------------------------------------------------------------------
bool CControl::isDoubleClick ()
{
long ticks = getParent ()->getTicks ();
if (lastTicks <= 0)
{
lastTicks = ticks;
return false;
}
if (lastTicks + delta > ticks)
lastTicks = 0;
else
{
lastTicks = ticks;
return false;
}
return true;
}
//------------------------------------------------------------------------
// COnOffButton
//------------------------------------------------------------------------
COnOffButton::COnOffButton (const CRect &size, CControlListener *listener, long tag,
CBitmap *background)
: CControl (size, listener, tag, background)
{}
//------------------------------------------------------------------------
COnOffButton::~COnOffButton ()
{}
//------------------------------------------------------------------------
void COnOffButton::draw (CDrawContext *pContext)
{
long off;
if (value && pBackground)
off = pBackground->getHeight () / 2;
else
off = 0;
if (pBackground)
{
if (bTransparencyEnabled)
pBackground->drawTransparent (pContext, size, CPoint (0, off));
else
pBackground->draw (pContext, size, CPoint (0, off));
}
setDirty (false);
}
//------------------------------------------------------------------------
void COnOffButton::mouse (CDrawContext *pContext, CPoint &where)
{
if (!bMouseEnabled)
return;
long button = pContext->getMouseButtons ();
if (!(button & kLButton))
return;
value = ((long)value) ? 0.f : 1.f;
doIdleStuff ();
if (listener)
listener->valueChanged (pContext, this);
}
//------------------------------------------------------------------------
// CKnob
//------------------------------------------------------------------------
CKnob::CKnob (const CRect &size, CControlListener *listener, long tag,
CBitmap *background, CBitmap *handle, const CPoint &offset)
: CControl (size, listener, tag, background), offset (offset), pHandle (handle)
{
if (pHandle)
{
pHandle->remember ();
inset = (long)((float)pHandle->getWidth () / 2.f + 2.5f);
}
else
inset = 3;
colorShadowHandle = kGreyCColor;
colorHandle = kWhiteCColor;
radius = (float)(size.right - size.left) / 2.f;
rangeAngle = 1.f;
setStartAngle ((float)(5.f * kPI / 4.f));
setRangeAngle ((float)(-3.f * kPI / 2.f));
zoomFactor = 1.5f;
}
//------------------------------------------------------------------------
CKnob::~CKnob ()
{
if (pHandle)
pHandle->forget ();
}
//------------------------------------------------------------------------
void CKnob::draw (CDrawContext *pContext)
{
if (pBackground)
{
if (bTransparencyEnabled)
pBackground->drawTransparent (pContext, size, offset);
else
pBackground->draw (pContext, size, offset);
}
drawHandle (pContext);
setDirty (false);
}
//------------------------------------------------------------------------
void CKnob::drawHandle (CDrawContext *pContext)
{
CPoint where;
valueToPoint (where);
if (pHandle)
{
long width = pHandle->getWidth ();
long height = pHandle->getHeight ();
where.offset (size.left - width / 2, size.top - height / 2);
CRect handleSize (0, 0, width, height);
handleSize.offset (where.h, where.v);
pHandle->drawTransparent (pContext, handleSize);
}
else
{
CPoint origin (size.width () / 2, size.height () / 2);
where.offset (size.left - 1, size.top);
origin.offset (size.left - 1, size.top);
pContext->setFrameColor (colorShadowHandle);
pContext->moveTo (where);
pContext->lineTo (origin);
where.offset (1, -1);
origin.offset (1, -1);
pContext->setFrameColor (colorHandle);
pContext->moveTo (where);
pContext->lineTo (origin);
}
}
//------------------------------------------------------------------------
void CKnob::mouse (CDrawContext *pContext, CPoint &where)
{
if (!bMouseEnabled)
return;
long button = pContext->getMouseButtons ();
if (!(button & kLButton))
return;
// set the default value
if (button == (kControl|kLButton))
{
value = getDefaultValue ();
if (isDirty () && listener)
listener->valueChanged (pContext, this);
return;
}
float old = oldValue;
CPoint firstPoint;
bool modeLinear = false;
float fEntryState = value;
float middle = (vmax - vmin) / 2.f;
float range = 200.f;
float coef = (vmax - vmin) / range;
long oldButton = button;
long mode = kCircularMode;
long newMode = getParent ()->getKnobMode ();
if (kLinearMode == newMode)
{
if (!(button & kAlt))
mode = newMode;
}
else if (button & kAlt)
mode = kLinearMode;
if (mode == kLinearMode && (button & kLButton))
{
if (button & kShift)
range *= zoomFactor;
firstPoint = where;
modeLinear = true;
coef = (vmax - vmin) / range;
}
else
{
CPoint where2 (where);
where2.offset (-size.left, -size.top);
old = valueFromPoint (where2);
}
CPoint oldWhere (-1, -1);
// begin of edit parameter
getParent ()->beginEdit (tag);
getParent ()->setEditView (this);
do
{
button = pContext->getMouseButtons ();
if (where != oldWhere)
{
oldWhere = where;
if (modeLinear)
{
long diff = (firstPoint.v - where.v) + (where.h - firstPoint.h);
if (button != oldButton)
{
range = 200.f;
if (button & kShift)
range *= zoomFactor;
float coef2 = (vmax - vmin) / range;
fEntryState += diff * (coef - coef2);
coef = coef2;
oldButton = button;
}
value = fEntryState + diff * coef;
bounceValue ();
}
else
{
where.offset (-size.left, -size.top);
value = valueFromPoint (where);
if (old - value > middle)
value = vmax;
else if (value - old > middle)
value = vmin;
else
old = value;
}
if (isDirty () && listener)
listener->valueChanged (pContext, this);
}
pContext->getMouseLocation (where);
doIdleStuff ();
} while (button & kLButton);
// end of edit parameter
getParent ()->endEdit (tag);
}
//------------------------------------------------------------------------
bool CKnob::onWheel (CDrawContext *pContext, const CPoint &where, float distance)
{
if (!bMouseEnabled)
return false;
long buttons = pContext->getMouseButtons ();
if (buttons & kShift)
value += 0.1f * distance * wheelInc;
else
value += distance * wheelInc;
bounceValue ();
if (isDirty () && listener)
listener->valueChanged (pContext, this);
return true;
}
//------------------------------------------------------------------------
long CKnob::onKeyDown (VstKeyCode& keyCode)
{
#if !PLUGGUI
switch (keyCode.virt)
{
case VKEY_UP :
case VKEY_RIGHT :
case VKEY_DOWN :
case VKEY_LEFT :
{
float distance = 1.f;
if (keyCode.virt == VKEY_DOWN || keyCode.virt == VKEY_LEFT)
distance = -distance;
if (keyCode.modifier & MODIFIER_SHIFT)
value += 0.1f * distance * wheelInc;
else
value += distance * wheelInc;
bounceValue ();
if (isDirty () && listener)
listener->valueChanged (0, this);
} return 1;
}
#endif
return -1;
}
//------------------------------------------------------------------------
void CKnob::setStartAngle (float val)
{
startAngle = val;
compute ();
}
//------------------------------------------------------------------------
void CKnob::setRangeAngle (float val)
{
rangeAngle = val;
compute ();
}
//------------------------------------------------------------------------
void CKnob::compute ()
{
aCoef = (vmax - vmin) / rangeAngle;
bCoef = vmin - aCoef * startAngle;
halfAngle = ((float)k2PI - fabsf (rangeAngle)) / 2.f;
setDirty ();
}
//------------------------------------------------------------------------
void CKnob::valueToPoint (CPoint &point)
{
float alpha = (value - bCoef) / aCoef;
point.h = (long)(radius + cosf (alpha) * (radius - inset) + 0.5f);
point.v = (long)(radius - sinf (alpha) * (radius - inset) + 0.5f);
}
//------------------------------------------------------------------------
float CKnob::valueFromPoint (CPoint &point)
{
float v;
float alpha = (float)atan2 (radius - point.v, point.h - radius);
if (alpha < 0.f)
alpha += (float)k2PI;
float alpha2 = alpha - startAngle;
if (rangeAngle < 0)
{
alpha2 -= rangeAngle;
float alpha3 = alpha2;
if (alpha3 < 0.f)
alpha3 += (float)k2PI;
else if (alpha3 > k2PI)
alpha3 -= (float)k2PI;
if (alpha3 > halfAngle - rangeAngle)
v = vmax;
else if (alpha3 > -rangeAngle)
v = vmin;
else
{
if (alpha2 > halfAngle - rangeAngle)
alpha2 -= (float)k2PI;
else if (alpha2 < -halfAngle)
alpha2 += (float)k2PI;
v = aCoef * alpha2 + vmax;
}
}
else
{
float alpha3 = alpha2;
if (alpha3 < 0.f)
alpha3 += (float)k2PI;
else if (alpha3 > k2PI)
alpha3 -= (float)k2PI;
if (alpha3 > rangeAngle + halfAngle)
v = vmin;
else if (alpha3 > rangeAngle)
v = vmax;
else
{
if (alpha2 > rangeAngle + halfAngle)
alpha2 -= (float)k2PI;
else if (alpha2 < -halfAngle)
alpha2 += (float)k2PI;
v = aCoef * alpha2 + vmin;
}
}
return v;
}
//------------------------------------------------------------------------
void CKnob::setColorShadowHandle (CColor color)
{
colorShadowHandle = color;
setDirty ();
}
//------------------------------------------------------------------------
void CKnob::setColorHandle (CColor color)
{
colorHandle = color;
setDirty ();
}
//------------------------------------------------------------------------
void CKnob::setHandleBitmap (CBitmap *bitmap)
{
if (pHandle)
{
pHandle->forget ();
pHandle = 0;
}
if (bitmap)
{
pHandle = bitmap;
pHandle->remember ();
inset = (long)((float)pHandle->getWidth () / 2.f + 2.5f);
}
}
//------------------------------------------------------------------------
// CParamDisplay
//------------------------------------------------------------------------
CParamDisplay::CParamDisplay (const CRect &size, CBitmap *background, const long style)
: CControl (size, 0, 0, background), stringConvert (0), stringConvert2 (0), string2FloatConvert (0),
horiTxtAlign (kCenterText), style (style), bTextTransparencyEnabled (true)
{
backOffset (0, 0);
fontID = kNormalFont;
txtFace = kNormalFace;
fontColor = kWhiteCColor;
backColor = kBlackCColor;
frameColor = kBlackCColor;
shadowColor = kRedCColor;
userData = 0;
if (style & kNoDrawStyle)
setDirty (false);
}
//------------------------------------------------------------------------
CParamDisplay::~CParamDisplay ()
{}
//------------------------------------------------------------------------
void CParamDisplay::setStyle (long val)
{
if (style != val)
{
style = val;
setDirty ();
}
}
//------------------------------------------------------------------------
void CParamDisplay::draw (CDrawContext *pContext)
{
char string[256];
if (stringConvert2)
{
string[0] = 0;
stringConvert2 (value, string, userData);
}
else if (stringConvert)
{
string[0] = 0;
stringConvert (value, string);
}
else
sprintf (string, "%2.2f", value);
drawText (pContext, string);
}
//------------------------------------------------------------------------
void CParamDisplay::drawText (CDrawContext *pContext, char *string, CBitmap *newBack)
{
setDirty (false);
if (style & kNoDrawStyle)
return;
// draw the background
if (newBack)
{
if (bTransparencyEnabled)
newBack->drawTransparent (pContext, size, backOffset);
else
newBack->draw (pContext, size, backOffset);
}
else if (pBackground)
{
if (bTransparencyEnabled)
pBackground->drawTransparent (pContext, size, backOffset);
else
pBackground->draw (pContext, size, backOffset);
}
else
{
if (!bTransparencyEnabled)
{
pContext->setFillColor (backColor);
pContext->fillRect (size);
if (!(style & (k3DIn|k3DOut)))
{
pContext->setFrameColor (frameColor);
pContext->drawRect (size);
}
}
}
// draw the frame for the 3D effect
if (style & (k3DIn|k3DOut))
{
if (style & k3DIn)
pContext->setFrameColor (backColor);
else
pContext->setFrameColor (frameColor);
CPoint p;
pContext->moveTo (p (size.left, size.bottom));
pContext->lineTo (p (size.left, size.top));
pContext->lineTo (p (size.right + 1, size.top));
if (style & k3DIn)
pContext->setFrameColor (frameColor);
else
pContext->setFrameColor (backColor);
pContext->moveTo (p (size.right, size.top + 1));
pContext->lineTo (p (size.right, size.bottom));
pContext->lineTo (p (size.left, size.bottom));
}
if (!(style & kNoTextStyle) && string)
{
pContext->setFont (fontID, 0, txtFace);
// draw darker text (as shadow)
if (style & kShadowText)
{
CRect newSize (size);
newSize.offset (1, 1);
pContext->setFontColor (shadowColor);
pContext->drawString (string, newSize, !bTextTransparencyEnabled, horiTxtAlign);
}
pContext->setFontColor (fontColor);
pContext->drawString (string, size, !bTextTransparencyEnabled, horiTxtAlign);
}
}
//------------------------------------------------------------------------
void CParamDisplay::setFont (CFont fontID)
{
// to force the redraw
if (this->fontID != fontID)
setDirty ();
this->fontID = fontID;
}
//------------------------------------------------------------------------
void CParamDisplay::setTxtFace (CTxtFace txtFace)
{
// to force the redraw
if (this->txtFace != txtFace)
setDirty ();
this->txtFace = txtFace;
}
//------------------------------------------------------------------------
void CParamDisplay::setFontColor (CColor color)
{
// to force the redraw
if (fontColor != color)
setDirty ();
fontColor = color;
}
//------------------------------------------------------------------------
void CParamDisplay::setBackColor (CColor color)
{
// to force the redraw
if (backColor != color)
setDirty ();
backColor = color;
}
//------------------------------------------------------------------------
void CParamDisplay::setFrameColor (CColor color)
{
// to force the redraw
if (frameColor != color)
setDirty ();
frameColor = color;
}
//------------------------------------------------------------------------
void CParamDisplay::setShadowColor (CColor color)
{
// to force the redraw
if (shadowColor != color)
setDirty ();
shadowColor = color;
}
//------------------------------------------------------------------------
void CParamDisplay::setHoriAlign (CHoriTxtAlign hAlign)
{
// to force the redraw
if (horiTxtAlign != hAlign)
setDirty ();
horiTxtAlign = hAlign;
}
//------------------------------------------------------------------------
void CParamDisplay::setStringConvert (void (*convert) (float value, char *string))
{
stringConvert = convert;
}
//------------------------------------------------------------------------
void CParamDisplay::setStringConvert (void (*convert) (float value, char *string,
void *userDta), void *userData)
{
stringConvert2 = convert;
this->userData = userData;
}
//------------------------------------------------------------------------
void CParamDisplay::setString2FloatConvert (void (*convert) (char *string, float &output))
{
string2FloatConvert = convert;
}
//------------------------------------------------------------------------
// CTextEdit
//------------------------------------------------------------------------
CTextEdit::CTextEdit (const CRect &size, CControlListener *listener, long tag,
const char *txt, CBitmap *background, const long style)
: CParamDisplay (size, background, style), platformFontColor (0), platformControl (0),
platformFont (0), editConvert (0), editConvert2 (0)
{
#if (MAC && !MACX)
text_edit = 0;
#endif
this->listener = listener;
this->tag = tag;
if (txt)
strcpy (text, txt);
else
strcpy (text, "");
}
//------------------------------------------------------------------------
CTextEdit::~CTextEdit ()
{}
//------------------------------------------------------------------------
void CTextEdit::setText (char *txt)
{
if (txt)
{
if (strcmp (text, txt))
{
strcpy (text, txt);
// to force the redraw
setDirty ();
}
}
}
//------------------------------------------------------------------------
void CTextEdit::getText (char *txt)
{
if (txt)
strcpy (txt, text);
}
//------------------------------------------------------------------------
void CTextEdit::draw (CDrawContext *pContext)
{
if (platformControl)
{
#if MACX
TXNDraw ((TXNObject)platformControl, NULL);
#endif
setDirty (false);
return;
}
char string[256];
if (editConvert2)
{
string[0] = 0;
editConvert2 (text, string, userData);
}
else if (editConvert)
{
string[0] = 0;
editConvert (text, string);
}
else
sprintf (string, "%s", text);
drawText (pContext, string);
setDirty (false);
}
//------------------------------------------------------------------------
void CTextEdit::mouse (CDrawContext *pContext, CPoint &where)
{
if (!bMouseEnabled)
return;
long button = pContext->getMouseButtons ();
if (button & kLButton)
{
if (getParent ()->getEditView () != this)
{
if (style & kDoubleClickStyle)
if (!isDoubleClick ())
return;
getParent ()->setEditView (this);
takeFocus (pContext);
}
}
}
//------------------------------------------------------------------------
#if WINDOWS
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN 1
#endif
#include <windows.h>
END_NAMESPACE_VSTGUI
#if PLUGGUI
extern HINSTANCE ghInst;
inline HINSTANCE GetInstance () { return ghInst; }
#else
extern void* hInstance;
inline HINSTANCE GetInstance () { return (HINSTANCE)hInstance; }
#endif
BEGIN_NAMESPACE_VSTGUI
extern long standardFontSize [];
extern const char *standardFontName [];
#ifdef STRICT
#define WINDOWSPROC WNDPROC
#else
#define WINDOWSPROC FARPROC
#endif
static WINDOWSPROC oldWndProcEdit;
LONG WINAPI WindowProcEdit (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);
LONG WINAPI WindowProcEdit (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_GETDLGCODE :
{
long flags = DLGC_WANTALLKEYS;
return flags;
}
case WM_KEYDOWN:
{
if (wParam == VK_RETURN)
{
CTextEdit *textEdit = (CTextEdit*) GetWindowLong (hwnd, GWL_USERDATA);
if (textEdit)
{
textEdit->bWasReturnPressed = true;
textEdit->looseFocus ();
}
}
} break;
case WM_KILLFOCUS:
{
CTextEdit *textEdit = (CTextEdit*) GetWindowLong (hwnd, GWL_USERDATA);
if (textEdit)
textEdit->looseFocus ();
} break;
}
return CallWindowProc (oldWndProcEdit, hwnd, message, wParam, lParam);
}
//------------------------------------------------------------------------
#elif MOTIF
#include <Xm/Text.h>
extern XFontStruct *fontStructs[];
#endif
//------------------------------------------------------------------------
#if BEOS
#include <TextView.h>
#include <Window.h>
class BeTextView : public BTextView
{
public:
BeTextView ( CTextEdit* cTextEdit,
BRect frame,
const char *name,
BRect textRect);
void MakeFocus (bool focusState = true);
void KeyDown (const char *bytes, int32 numBytes);
private:
CTextEdit *cTextEdit;
};
//------------------------------------------------------------------------
BeTextView::BeTextView (CTextEdit* cTextEdit, BRect frame, const char *name, BRect textRect) :
BTextView (frame, name, textRect, B_FOLLOW_NONE), cTextEdit (cTextEdit)
{}
//------------------------------------------------------------------------
void BeTextView::MakeFocus (bool focusState)
{
BTextView::MakeFocus (focusState);
if (!focusState && cTextEdit)
cTextEdit->looseFocus ();
}
//------------------------------------------------------------------------
void BeTextView::KeyDown (const char *bytes, int32 numBytes)
{
if (cTextEdit && (bytes[0] == B_RETURN || bytes[0] == B_TAB))
cTextEdit->looseFocus ();
else
BTextView::KeyDown (bytes, numBytes);
}
#endif
#if MACX
static EventHandlerRef gTextEditEventHandler = 0;
static bool gTextEditCanceled = false;
pascal OSStatus CarbonEventsTextControlProc (EventHandlerCallRef inHandlerCallRef, EventRef inEvent, void *inUserData);
pascal OSStatus CarbonEventsTextControlProc (EventHandlerCallRef inHandlerCallRef, EventRef inEvent, void *inUserData)
{
OSStatus result = eventNotHandledErr;
EventClass eventClass = GetEventClass (inEvent);
EventKind eventKind = GetEventKind (inEvent);