void HandleMouseDown(EventRecord *event)
{
short part;
WindowRef window;
MacWindow *macwin;
Rect growRect={100,100,32000,32000};
long size;
part=FindWindow(event->where, &window);
macwin = (MacWindow*)GetWRefCon(window);
switch(part)
{
case inMenuBar:
mac_AdjustMenus(event->modifiers);
mac_HandleMenuSelect(MenuSelect(event->where), event->modifiers);
HiliteMenu(0);
break;
case inContent:
SetPortWindowPort(window);
SelectWindow(window);
GlobalToLocal(&event->where);
if(macwin) macwin->click(event->where, event->modifiers);
break;
case inDrag:
DragWindow(window, event->where, &qd.screenBits.bounds);
break;
case inGrow:
SetPortWindowPort(window);
size=GrowWindow(window, event->where, &growRect);
if( size )
{
SizeWindow(window, size&0x0000FFFF, size>>16, 0);
EraseRect(&GetWindowPort(window)->portRect);
InvalRect(&GetWindowPort(window)->portRect);
if( macwin ) macwin->message(MW_GROW, size);
}
break;
case inGoAway:
if( TrackGoAway(window, event->where) ){
if( macwin ){
macwin->goaway(macwin);
}
}
break;
//case inZoomIn:
//case inZoomOut:
// break;
}
}
bool QuartzWindow::pre_draw(bool incremental) {
if ( get_graphics_semaphore()) return false;
if (!_is_open) return false;
if (_was_closed) {
TheSpy->deactivate();
_was_closed = false;
return false;
}
if ( myContext == NULL ) {
// Self does this for Self windows, so only do it for Spy windows--that's why it's here and not in open
SetPortWindowPort(my_window());
QDBeginCGContext( GetWindowPort(my_window()), &myContext);
setupCTM();
CGContextSetTextMatrix(myContext, CGAffineTransformMake( 1, 0, 0, -1, 0, 0));
CGContextSelectFont(myContext,
default_fixed_font_name(), default_fixed_font_size(), kCGEncodingMacRoman);
CGContextSetShouldAntialias(myContext, false);
EventTypeSpec es[] = {
{kEventClassWindow, kEventWindowBoundsChanged},
{kEventClassWindow, kEventWindowClose}
};
OSStatus e = AddEventTypesToHandler(_my_spy_event_handler, sizeof(es) / sizeof(es[0]), es);
if (e != noErr) fatal1("could not add types to handler %d\n", e);
}
if (_bounds_changed) {
_bounds_changed = false;
adjust_after_resize();
}
if (!incremental) {
Rect r; get_window_region_rect( kWindowContentRgn, &r);
clear_rectangle(0, 0, r.right - r.left, r.bottom - r.top);
}
return true;
}
StateLayer::StateLayer(ViewLayer& view)
{
mappings[&view] = this;
_view = &view;
_project = new Project();
assembly::Assembly& assembly = _project->getAssembly();
_selectionModel = new SelectionModel();
_view->constructShots(assembly);
_view->populateConceptSelectCombo(assembly.getOntology());
_view->rendererBoundsChanged();
scenegraph::Shot& shot = view.getRootShot();
_renderingState = new RenderingState(shot);
_defaultPerspective = new SearchPerspective();
_currentPerspective = _defaultPerspective;
_currentInteractionState = new SelectState(*_renderingState);
_currentPerspective->activate(*_view);
WindowRef window = _view->getWindow();
ActivateWindow(window, true);
SetPortWindowPort(window);
ShowWindow(window);
SelectWindow(window);
ActivateWindow(window, true);
_selectedLayer = 0;
_creationType = 0;
}
void UMAHighlightAndActivateWindow( WindowRef inWindowRef , bool inActivate )
{
#if wxOSX_USE_CARBON // TODO REMOVE
if ( inWindowRef )
{
// bool isHighlighted = IsWindowHighlited( inWindowRef ) ;
// if ( inActivate != isHighlighted )
#ifndef __LP64__
GrafPtr port ;
GetPort( &port ) ;
SetPortWindowPort( inWindowRef ) ;
#endif
HiliteWindow( inWindowRef , inActivate ) ;
ControlRef control = NULL ;
::GetRootControl( inWindowRef , &control ) ;
if ( control )
{
if ( inActivate )
::ActivateControl( control ) ;
else
::DeactivateControl( control ) ;
}
#ifndef __LP64__
SetPort( port ) ;
#endif
}
#elif defined(wxOSX_USE_COCOA)
wxUnusedVar(inActivate);
wxUnusedVar(inWindowRef);
// TODO: implement me!
#endif
}
void DoVolume()
{
short lastAmp=mac_amplitude;
//SndCommand theCmd;
Point p;
SetPortWindowPort(win.ref);
GetMouse(&p);
/*GlobalToLocal(&p);*/
if( PtInRect(p, &rVol) && FrontWindow()==win.ref )
{
mac_amplitude=255*((double)rVol.bottom-10-p.v)/(rVol.bottom-rVol.top-20);
if( mac_amplitude<0 ) mac_amplitude=0;
if( mac_amplitude>255 ) mac_amplitude=255;
if( lastAmp!=mac_amplitude )
{
//theCmd.cmd=ampCmd;
//theCmd.param1=mac_amplitude;
//SndDoImmediate(gSndCannel, &theCmd);
mac_setVolume(mac_amplitude);
InvalRect(&rVol);
}
}
}
/* draw image to frame */
static void icvDrawImage( CvWindow* window )
{
Assert( window != 0 );
if( window->imageRef == 0 ) return;
CGContextRef myContext;
CvTrackbar* t;
CGRect rect;
Rect portrect;
int width = window->imageWidth;
int height = window->imageHeight;
GetWindowPortBounds(window->window, &portrect);
if( window->flags & CV_WINDOW_AUTOSIZE )
{
CGPoint origin = {0,0};
CGSize size = {portrect.right-portrect.left, portrect.bottom-portrect.top-window->trackbarheight};
rect.origin = origin; rect.size = size;
}
else
{
CGPoint origin = {0, portrect.bottom - height - window->trackbarheight};
CGSize size = {width, height};
rect.origin = origin; rect.size = size;
}
/* To be sybnchronous we are using this, better would be to susbcribe to the draw event and process whenever requested, we might save SOME CPU cycles*/
SetPortWindowPort (window->window);
QDBeginCGContext (GetWindowPort (window->window), &myContext);
CGContextSetInterpolationQuality (myContext, kCGInterpolationLow);
CGContextDrawImage(myContext,rect,window->imageRef);
CGContextFlush(myContext);// 4
QDEndCGContext (GetWindowPort(window->window), &myContext);// 5
}
void createWindow()
{
int width, height;
int left, top;
Rect rect;
Rect tempRect1;
BitMap bitMap;
GetPortBounds(gGWorld, &tempRect1);
width = 58 + (tempRect1.right - tempRect1.left) * 2;
height = 230 + tempRect1.bottom - tempRect1.top;
tempRect1 = GetQDGlobalsScreenBits(&bitMap)->bounds;
left = (((tempRect1.right - tempRect1.left) - width) / 2);
top = (((tempRect1.bottom - tempRect1.top) - height) / 2) + 20;
SetRect( &rect, left, top, left + width, top + height );
gWindow = NewCWindow( 0L, &rect, "\pQuickDraw Special Effects", true, noGrowDocProc,
(WindowPtr)-1L, true, 0 );
SetPortWindowPort( gWindow );
}
void init_ListWin()
{
short rowNum= (**gPlaylist).dataBounds.bottom;
SetPortWindowPort(win.ref);
LDelRow(0, 0, gPlaylist);
}
// Creates an overlay window which will move with its parent. This technique is typical for doing things like drawing on top of movies,
// creating selection rectangles, drawing on top of GL windows, etc.
static void CreateOverlayWindow( WindowRef window )
{
OSStatus err;
Rect windowRect;
WindowStorage *windowStorage = (WindowStorage*) GetWRefCon( window );
WindowAttributes overlayAttributes = kWindowNoShadowAttribute | kWindowIgnoreClicksAttribute | kWindowNoActivatesAttribute | kWindowStandardHandlerAttribute;
static EventHandlerUPP overlayWindowEventHandlerUPP;
const EventTypeSpec windowEvents[] =
{
{ kEventClassWindow, kEventWindowBoundsChanged },
{ kEventClassWindow, kEventWindowShown },
{ kEventClassWindow, kEventWindowClose }
};
SetPortWindowPort( window );
GetWindowPortBounds( window, &windowRect );
LocalToGlobalRect( &windowRect ); // Window to be size of window it lies on
err = CreateNewWindow( kOverlayWindowClass, overlayAttributes, &windowRect, &windowStorage->overlayWindow );
if ( err != noErr ) goto Bail;
SetWindowGroup( windowStorage->overlayWindow, GetWindowGroup(window) ); // Put them in the same group so that their window layers are consistent
if ( overlayWindowEventHandlerUPP == NULL ) overlayWindowEventHandlerUPP = NewEventHandlerUPP( OverlayWindowEventHandlerProc );
err = InstallWindowEventHandler( windowStorage->overlayWindow, overlayWindowEventHandlerUPP, GetEventTypeCount(windowEvents), windowEvents, windowStorage, NULL );
ShowWindow( windowStorage->overlayWindow );
Bail:
return;
}
static void draw_window_contents(
WindowPtr wp)
{
GrafPtr old_port;
GetPort(&old_port);
SetPortWindowPort(wp);
/* Any specific updating stuff.... */
#ifdef OP_PLATFORM_MAC_CARBON_FLAG
{
Rect windowBounds;
GetWindowPortBounds(wp, &windowBounds);
EraseRect(&windowBounds);
}
#else
EraseRect(&wp->portRect);
#endif
update_log(wp);
SetPort(old_port);
return;
}
void cPict::draw(){
RGBColor store_color;
Rect rect = frame;
GrafPtr cur_port;
GetPort(&cur_port);
SetPortWindowPort(parent->win);
if(!visible){ // Erase it
InsetRect(&rect, -3, -3);
tileImage(rect,bg_gworld,bg[parent->bg]);
return;
}
if(picNum < 0) { // Just fill with black
GetForeColor(&store_color);
ForeColor(blackColor);
PaintRect(&rect);
RGBForeColor(&store_color);
return;
}
GetBackColor(&store_color);
BackColor(whiteColor);
drawPict()[picType](picNum,rect);
if(drawFramed) drawFrame(2,0);
SetPort(cur_port);
}
static void mac_ctl_refresh_trc()
{
int i;
Rect r;
RGBColor black={0,0,0},
darkGray={0x2000,0x2000,0x2000};
if( !win.show ) return;
SetPortWindowPort(win.ref);
for( i=0; i<16; i++ ){
DrawInstrumentName(i, instr_comment[i].comm);
}
#define MAX_NOTE_NUM 120
r.top= UPPER_MERGIN;
r.left= LEFT_MERGIN;
r.bottom= r.top+CHANNEL_HIGHT*16;
r.right= r.left+CHANNEL_WIDTH*MAX_NOTE_NUM;
RGBForeColor(&darkGray);
PaintRect(&r);
//draw separater line
RGBForeColor(&black);
for(i=1; i<16; i++){ //horizontal
MoveTo(LEFT_MERGIN, UPPER_MERGIN+CHANNEL_HIGHT*i-1);
Line(CHANNEL_WIDTH*MAX_NOTE_NUM-1, 0);
}
for(i=12; i<MAX_NOTE_NUM; i+=12){ //vertical
MoveTo(LEFT_MERGIN+CHANNEL_WIDTH*i-1, UPPER_MERGIN);
Line(0, CHANNEL_HIGHT*16-1);
}
}
// --------------------------------------------------------------------------------------
void CalculateBalloonHelpRects(WindowRef prefsWindow)
{
GrafPtr savedPort;
ListHandle iconList;
Point tips[3];
Rect hotRects[3], userPaneBounds;
ControlRef rootControl, userPane;
GetPort(&savedPort);
SetPortWindowPort(prefsWindow);
GetWindowProperty(prefsWindow, kAppSignature, kIconListTag, sizeof(ListHandle), NULL,
&iconList);
SetPt(&tips[0], kPlatinumWindowEdgeSpacing + kListWidth, kPlatinumWindowEdgeSpacing + 10);
SetRect(&hotRects[0], (*iconList)->rView.left, (*iconList)->rView.top,
(*iconList)->rView.right, (*iconList)->rView.bottom); // set the icon list tip
// and hot rectangle
SetPt(&tips[1], 203, 219); // set the static text tip and hot rectangle
SetRect(&hotRects[1], 149, 213, 213, 229); // these coordinates are all arbitrary
GetRootControl(prefsWindow, &rootControl); // the only thing embedded in the
GetIndexedSubControl(rootControl, 1, &userPane); // root control is the user panes and
SetRect(&userPaneBounds, (*userPane)->contrlRect.left, (*userPane)->contrlRect.top,
(*userPane)->contrlRect.right, (*userPane)->contrlRect.bottom); // they're
// all the same size
SetPt(&tips[2], userPaneBounds.right - 10, userPaneBounds.top + 10);
SetRect(&hotRects[2], userPaneBounds.left, userPaneBounds.top, userPaneBounds.right,
userPaneBounds.bottom); // set the user pane tip and hot rectangle
SetWindowProperty(prefsWindow, kAppSignature, kBalloonTipsTag, 3 * sizeof(Point), tips);
SetWindowProperty(prefsWindow, kAppSignature, kHotRectsTag, 3 * sizeof(Rect), hotRects);
SetPort(savedPort);
}
void createWindow()
{
Rect wBounds;
BitMap bitMap;
Rect tempRect1;
int top, left, width, height;
GetQDGlobalsScreenBits(&bitMap);
width = ((bitMap.bounds.right - bitMap.bounds.left) / 2);
height = ((bitMap.bounds.bottom - bitMap.bounds.top) / 2);
left = (((bitMap.bounds.right - bitMap.bounds.left) - width) / 2);
top = (((bitMap.bounds.bottom - bitMap.bounds.top) - height) / 2);
/* Create a window to display the final offscreen image. */
//SetRect( &wBounds, WLEFT, WTOP, WLEFT + WWIDTH, WTOP + WHEIGHT );
SetRect( &wBounds, left, top, left + width, top + height );
gWindow = NewCWindow( 0L, &wBounds, "\pSnapshot Test", false, documentProc,
(WindowPtr)-1L, true, 0L );
//SetRect( &gBounds, 0, 0, gWindow->portRect.right - gWindow->portRect.left,
// gWindow->portRect.bottom - gWindow->portRect.top );
GetPortBounds(GetWindowPort(gWindow), &tempRect1);
SetRect( &gBounds, 0, 0, tempRect1.right - tempRect1.left,
tempRect1.bottom - tempRect1.top);
//SetPort( gWindow );
SetPortWindowPort( gWindow );
}
int main()
{
Rect bounds = {44,12,330,500}/*,zoomFrom,zoomTo*/;
//Rect tempRect1; //used for carbonization
InitStuff();
gWindow = NewWindow(nil,&bounds,"\pDrag Two Rects to Zoom",true,documentProc,(WindowPtr)-1L,true,0);
//SetPort(window);
SetPortWindowPort(gWindow);
/*do {
if (GetRects(&zoomFrom,&zoomTo))
ZoomRect(kZoomLarger,&zoomFrom,&zoomTo);
//EraseRect(&window->portRect);
EraseRect(GetPortBounds(GetWindowPort(window), &tempRect1));
}
while (!gDone);*/
doEventLoop();
FlushEvents(everyEvent,0);
return 0;
}
// --------------------------------------------------------------------------------------
void HandleContentClick(WindowRef window, Point mouseLocation, EventModifiers modifiers)
{
ListHandle iconList;
Rect iconListRect;
Boolean isDoubleClick;
Cell theCell;
GetWindowProperty(window, kAppSignature, kIconListTag, sizeof(ListHandle), NULL,
&iconList);
GetListViewBounds(iconList, &iconListRect);
iconListRect.right += kScrollBarWidth;
SetPortWindowPort(window);
GlobalToLocal(&mouseLocation);
if (PtInRect(mouseLocation, &iconListRect))
{
SInt16 pixelDepth;
Boolean isColorDevice;
GetWindowDeviceDepthAndColor(window, &pixelDepth, &isColorDevice);
SetThemeBackground(kThemeBrushWhite, pixelDepth, isColorDevice);
// if LClick causes the list selection to change, or the
isDoubleClick = LClick(mouseLocation, modifiers, iconList); // scroll bar
SetPt(&theCell, 0, 0); // to change, the affected cells are
LGetSelect(true, &theCell, iconList); // immediately drawn (no update event)
if ((theCell.v + 1) != gPanelNumber)
changePanel(window, theCell.v + 1);
}
}
void doEventLoop()
{
EventRecord event;
WindowPtr window;
short clickArea;
Rect screenRect;
RgnHandle rgnHandle = NewRgn();
for (;;)
{
if (WaitNextEvent( everyEvent, &event, 0, nil ))
{
if (event.what == mouseDown)
{
clickArea = FindWindow( event.where, &window );
if (clickArea == inDrag)
{
//screenRect = (**GetGrayRgn ()).rgnBBox;
GetRegionBounds(GetGrayRgn(), &screenRect);
DragWindow( window, event.where, &screenRect );
}
else if (clickArea == inContent)
{
if (window != FrontWindow())
SelectWindow( window );
}
else if (clickArea == inGoAway)
if (TrackGoAway( window, event.where ))
return;
}
else if (event.what == updateEvt)
{
window = (WindowPtr)event.message;
//SetPort( window );
SetPortWindowPort( window );
BeginUpdate( window );
drawPixelImageData();
EndUpdate( window );
QDFlushPortBuffer(GetWindowPort(window), GetPortVisibleRegion(GetWindowPort(window), rgnHandle));
}
else if (event.what == activateEvt)
{
/*if (event.modifiers & activeFlag) {
window = (WindowPtr)event.message;
SetPortWindowPort(window);
drawPixelImageData();
QDFlushPortBuffer(GetWindowPort(window), GetPortVisibleRegion(GetWindowPort(window), rgnHandle));
}*/
/*if (event.modifiers & activeFlag)
PostEvent(updateEvt, (unsigned long)gWindow);*/
}
}
}
DisposeRgn(rgnHandle);
}
void doEventLoop()
{
EventRecord anEvent;
WindowPtr evtWind;
short clickArea;
Rect screenRect;
Point thePoint;
Rect zoomFrom, zoomTo;
zoomFrom.top = zoomTo.top = -1;
while (!gDone)
{
if (WaitNextEvent( everyEvent, &anEvent, 0, nil ))
{
if (anEvent.what == mouseDown)
{
clickArea = FindWindow( anEvent.where, &evtWind );
if (clickArea == inDrag)
{
GetRegionBounds( GetGrayRgn(), &screenRect );
DragWindow( evtWind, anEvent.where, &screenRect );
}
else if (clickArea == inContent)
{
if (evtWind != FrontWindow())
SelectWindow( evtWind );
else
{
thePoint = anEvent.where;
GlobalToLocal( &thePoint );
//Handle click in window content here
GetRect(&zoomFrom, &zoomTo);
}
}
else if (clickArea == inGoAway)
if (TrackGoAway( evtWind, anEvent.where ))
gDone = true;
}
else if (anEvent.what == updateEvt)
{
evtWind = (WindowPtr)anEvent.message;
SetPortWindowPort( evtWind );
BeginUpdate( evtWind );
//Call Draw Function here....
if (zoomFrom.top != -1)
FrameRect(&zoomFrom);
if (zoomTo.top != -1)
FrameRect(&zoomTo);
EndUpdate (evtWind);
}
}
}
}
void x_push_done() {
CGrafPtr window_port;
SetPortWindowPort(g_main_window);
window_port = GetWindowPort(g_main_window);
QDFlushPortBuffer(window_port, 0);
}
void DrawButton()
{
SetPortWindowPort(win.ref);
PlotCIcon(&rPlay, skin_state==PLAYING || skin_state==PAUSE? iconPlay:button[0] );
PlotCIcon(&rStop, button[1]);
PlotCIcon(&rPause, skin_state==PAUSE? iconPause:button[2] );
PlotCIcon(&rPrevious, button[3]);
PlotCIcon(&rForward, button[4]);
PlotCIcon(&rEject, button[5]);
}
static Rboolean Quartz_Locator(double *x, double *y, NewDevDesc *dd)
{
EventRecord event;
SInt16 key;
Boolean gotEvent;
Boolean mouseClick = false;
Point myPoint;
WindowPtr window;
SInt16 partCode;
GrafPtr savePort;
Cursor arrow ;
QuartzDesc *xd = (QuartzDesc*)dd->deviceSpecific;
int useBeep = asLogical(GetOption(install("locatorBell"),
R_NilValue));
GetPort(&savePort);
SetPortWindowPort(xd->window);
SetThemeCursor(kThemeCrossCursor);
while(!mouseClick) {
gotEvent = WaitNextEvent( everyEvent, &event, 0, nil);
CGContextFlush( GetContext(xd) );
if (event.what == mouseDown) {
partCode = FindWindow(event.where, &window);
if ((window == (xd->window)) && (partCode == inContent)) {
myPoint = event.where;
GlobalToLocal(&myPoint);
*x = (double)(myPoint.h);
*y = (double)(myPoint.v);
if(useBeep)
SysBeep(1);
mouseClick = true;
}
}
if (event.what == keyDown) {
key = (event.message & charCodeMask);
if (key == 0x1b){ /* exits when the esc key is pressed */
SetPort(savePort);
SetThemeCursor(kThemeIBeamCursor);
return FALSE;
}
}
}
SetPort(savePort);
SetThemeCursor(kThemeIBeamCursor);
return TRUE;
}
void mac_trc_update_voices()
{
char buf[20];
static int prev=-1;
if( !mac_TraceWindow.show ) return;
SetPortWindowPort(win.ref);
snprintf(buf, 20, "Voice %3d/%3d ", current_voices, voices);
RGBForeColor(&black);
MoveTo(450,24); DrawText(buf, 0, strlen(buf));
}
static void update_title()
{
char buf[256]="";
if( !mac_TraceWindow.show ) return;
SetPortWindowPort(win.ref);
if( mac_n_files>0 && nPlaying<=mac_n_files && fileList[nPlaying].mfn &&
fileList[nPlaying].mfn->title )
snprintf(buf, 256, "Title: %s", fileList[nPlaying].mfn->title);
RGBForeColor(&black);
MoveTo(2,24); DrawText(buf, 0, strlen(buf));
}
// implementation of windows
void NCarbonWindowManager::DrawWindowContentRect(const NWindow* window, NSurface *srcSurface, const NRect & rDrawArea) const
{
WindowRef macWindow = GetMacWindowFromNWindow(window);
GrafPtr oldPort;
GetPort(&oldPort);
SetPortWindowPort(macWindow);
srcSurface->Draw(GetWindowPort(macWindow), rDrawArea);
SetPort(oldPort);
}
/*** MAKE LOCAL ***/
void MakeLocal( WindowRef window, Point globalPoint, Point *localPoint )
{
GrafPtr oldPort;
GetPort( &oldPort );
SetPortWindowPort( window );
localPoint->h = globalPoint.h;
localPoint->v = globalPoint.v;
GlobalToLocal( localPoint );
SetPort( oldPort );
}
/*** MAKE GLOBAL ***/
void MakeGlobal( WindowRef window, Point localPoint, Point *globalPoint )
{
GrafPtr oldPort;
GetPort( &oldPort );
SetPortWindowPort( window );
globalPoint->h = localPoint.h;
globalPoint->v = localPoint.v;
LocalToGlobal( globalPoint );
SetPort( oldPort );
}
/*============================================
SUMiscUtils::GetWindowGlobalBounds
==============================================*/
void SUMiscUtils::GetWindowGlobalBounds( WindowPtr inWindow, Rect &oRect )
{
StSaveGWorld aSaver;
SetPortWindowPort( inWindow );
#if PP_Target_Carbon
::GetWindowPortBounds(inWindow, &oRect);
#else
oRect = inWindow->portRect;
#endif
::LocalToGlobal( (Point*) &oRect );
::LocalToGlobal( 1 + (Point*) &oRect );
}
void mac_trc_update_all_info()
{
Rect r;
SetPortWindowPort(win.ref);
SetRect(&r, 0,0, win.ref->portRect.right,UPPER_MERGIN);
EraseRect(&r);
mac_trc_update_voices();
update_filename();
update_title();
mac_trc_update_time(-1,-1);
}
nsresult
nsNativeBrowserWindow::InitNativeWindow()
{
// this is where we get a chance to set up the window refCon
NS_PRECONDITION(nsnull != mWindow, "Null window in InitNativeWindow");
WindowPtr wind = (WindowPtr)mWindow->GetNativeData(NS_NATIVE_DISPLAY);
if (!wind) return NS_ERROR_NULL_POINTER;
SetPortWindowPort(wind);
::SetWRefCon(wind, (long)this);
return NS_OK;
}
ALIST_API ControlPartCode ALSetFocus(ControlPartCode focusPart, ALHandle hAL)
{ ControlPartCode result;
Boolean oldFocus;
CGrafPtr savePort;
WindowPtr winRef;
if (hAL == nil || *hAL == nil)
return kControlFocusNoPart;
// Keep track of the old state of things.
oldFocus = (BTST((*hAL)->flags, alFFocused) != 0);
switch (focusPart) {
case kControlFocusNoPart: // Turn off all focusing.
BCLR((*hAL)->flags, alFFocused);
result = kControlFocusNoPart;
break;
case kControlFocusNextPart: // Switch the state from off/on to on/off.
case kControlFocusPrevPart:
if (BTST((*hAL)->flags, alFFocused)) {
// Turn off the focus.
BCLR((*hAL)->flags, alFFocused);
result = kControlFocusNoPart;
} else {
// Turn on the focus.
BSET((*hAL)->flags, alFFocused);
result = kControlListBoxPart;
}
break;
case kControlListBoxPart: // Turn on focusing.
BSET((*hAL)->flags, alFFocused);
result = kControlListBoxPart;
break;
default: // simply return the state of focus
result = (BTST((*hAL)->flags, alFFocused)) ? kControlListBoxPart : kControlFocusNoPart;
break;
}
// If the focus changed, redraw if the alFDrawFocus feature is turned on.
if ( BTST((*hAL)->features, alFDrawFocus) && oldFocus != (BTST((*hAL)->flags, alFFocused) != 0)) {
GDHandle saveDevice;
GetGWorld(&savePort, &saveDevice);
ALGetInfo(alWindow, &winRef, hAL);
SetPortWindowPort(winRef);
_ALDrawListBorder(hAL);
SetGWorld(savePort, saveDevice);
}
return result;
} // ALSetFocus
