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/***
*macmain.cpp
*
* Copyright (C) 1992-1994, Microsoft Corporation. All Rights Reserved.
*
*Purpose:
*
*Implementation Notes:
*
*****************************************************************************/
#include "dispdemo.h"
#include <stdio.h>
extern "C" {
Boolean g_fInitOle = false;
#ifndef _PPCMAC
Boolean g_fInitLibraryManager = false;
#endif //_PPCMAC
WindowPtr g_pwndClient = nil;
WindowPtr g_pwndDebug = nil;
}
void Init(void);
void EventLoop(void);
void AdjustMenus(void);
void Close(WindowPtr window);
void DoEvent(EventRecord *pevent);
void DoMenuCommand(long menuResult);
void Quit(void);
#ifndef _MSC_VER
#ifndef ConstStr255Param
#define ConstStr255Param StringPtr
#endif
#endif
void Fatal(ConstStr255Param);
Boolean
IsAppWindow(WindowPtr window)
{
return (window == nil)
? false : ((WindowPeek)window)->windowKind == userKind;
}
Boolean
IsDAWindow(WindowPtr window)
{
return (window == nil)
? false : (((WindowPeek)window)->windowKind < 0);
}
void
main()
{
Init();
EventLoop();
}
void
EventLoop()
{
EventRecord event;
RgnHandle cursorRgn;
cursorRgn = NewRgn();
while(1){
if(WaitNextEvent(everyEvent, &event, MAXLONG, cursorRgn))
DoEvent(&event);
}
}
void
DoEvent(EventRecord *pevent)
{
char key;
short part;
WindowPtr window;
switch(pevent->what){
case mouseDown:
part = FindWindow(pevent->where, &window);
switch(part){
case inMenuBar:
AdjustMenus();
DoMenuCommand(MenuSelect(pevent->where));
break;
case inSysWindow: /* let the system handle the mouseDown */
SystemClick(pevent, window);
break;
case inContent:
if(window != FrontWindow()){
SelectWindow(window);
}
break;
case inDrag:
DragWindow(window, pevent->where, &qd.screenBits.bounds);
break;
}
break;
case keyDown:
case autoKey: /* check for menukey equivalents */
key = (char)(pevent->message & charCodeMask);
if(pevent->modifiers & cmdKey){ /* Command key down */
if(pevent->what == keyDown){
/* enable/disable/check menu items properly */
AdjustMenus();
DoMenuCommand(MenuKey(key));
}
}
break;
case updateEvt:
window = (WindowPtr)pevent->message;
if(IsAppWindow(window)){
BeginUpdate(window);
if(!EmptyRgn(window->visRgn)){
SetPort(window);
EraseRect(&window->portRect);
}
EndUpdate(window);
}
break;
case kHighLevelEvent:
AEProcessAppleEvent(pevent);
break;
}
}
void
Enable(MenuHandle hmenu, short sItem, Boolean fEnable)
{
if(fEnable)
EnableItem(hmenu, sItem);
else
DisableItem(hmenu, sItem);
}
void
AdjustMenus()
{
Boolean fIsDA;
MenuHandle hmenu;
fIsDA = IsDAWindow(FrontWindow());
/* we can allow desk accessories to be closed from the menu */
hmenu = GetMHandle(mFile);
Enable(hmenu, iClose, fIsDA);
hmenu = GetMHandle(mEdit);
Enable(hmenu, iUndo, fIsDA);
Enable(hmenu, iCut, fIsDA);
Enable(hmenu, iCopy, fIsDA);
Enable(hmenu, iClear, fIsDA);
Enable(hmenu, iPaste, fIsDA);
}
void
DoMenuCommand(long menuResult)
{
short menuID; /* the resource ID of the selected menu */
short menuItem; /* the item number of the selected menu */
Str255 daName;
menuID = HiWord(menuResult);
menuItem = LoWord(menuResult);
switch(menuID){
case mApple:
switch(menuItem){
case iAbout:
Alert(rAboutAlert, nil);
break;
default: /* all non-About items in this menu are DAs */
GetMenuItemText(GetMHandle(mApple), menuItem, daName);
OpenDeskAcc(daName);
break;
}
break;
case mFile:
switch(menuItem){
case iClose:
Close(FrontWindow());
break;
case iQuit:
Quit();
break;
}
break;
case mEdit:
SystemEdit(menuItem-1);
break;
case mSpoly:
DoPoly(CLSID_CPoly);
break;
case mSpoly2:
DoPoly(CLSID_CPoly2);
break;
}
HiliteMenu(0);
}
void
Close(WindowPtr window)
{
if(IsDAWindow(window))
CloseDeskAcc(((WindowPeek)window)->windowKind);
else if(IsAppWindow(window))
CloseWindow(window);
}
#if defined(_MSC_VER)
OSErr pascal
#else
pascal OSErr
#endif
RemoteLowLevelEvt(AppleEvent theAppEvt, AppleEvent reply, long HandlerRefCon)
{
long cb;
OSErr err;
DescType descType;
EventRecord event;
UNUSED(reply);
UNUSED(HandlerRefCon);
err = AEGetKeyPtr(
&theAppEvt,
keyDirectObject,
typeWildCard,
&descType,
(Ptr)&event, sizeof(event), &cb);
if(err != noErr)
return err;
DoEvent(&event);
return noErr;
}
void
Init()
{
Handle menuBar;
MaxApplZone();
InitGraf((Ptr)&qd.thePort);
InitFonts();
InitWindows();
InitMenus();
TEInit();
InitDialogs(nil);
InitCursor();
FlushEvents(everyEvent, 0);
#ifndef _PPCMAC
if (InitOleManager(0) != NOERROR)
Fatal((ConstStr255Param)"\pCould not initialize OLE Applet");
g_fInitLibraryManager = true;
#endif //_PPCMAC
if(InitOle() != NOERROR)
Fatal((ConstStr255Param)"\pUnable to Initialize Ole");
g_fInitOle = true;
if(AEInstallEventHandler('OLE2', 'EVNT', (EventHandlerProcPtr)RemoteLowLevelEvt, 0, false) != noErr)
Fatal((ConstStr255Param)"\pUnable to install handler");
if((g_pwndClient = (WindowPtr)NewPtr(sizeof(WindowRecord))) == nil)
Fatal((ConstStr255Param)"\pOut of memory");
g_pwndClient = GetNewCWindow(rWindow, (Ptr)g_pwndClient, (WindowPtr)-1);
g_pwndDebug = g_pwndClient;
if((menuBar = GetNewMBar(rMenuBar)) == nil)
Fatal((ConstStr255Param)"\pUnable to load menu bar");
SetMenuBar(menuBar);
DisposHandle(menuBar);
AddResMenu(GetMHandle(mApple), 'DRVR'); /* add DA names to Apple menu */
DrawMenuBar();
}
void
Quit()
{
if(g_fInitOle)
UninitOle();
#ifndef _PPCMAC
if(g_fInitLibraryManager)
UninitOleManager(); // clean up applet
#endif //_PPCMAC
ExitToShell();
}
/* display fatal error alert, and exit */
void
Fatal(ConstStr255Param msg)
{
SetCursor(&qd.arrow);
ParamText(msg, (ConstStr255Param)"\p", (ConstStr255Param)"\p", (ConstStr255Param)"\p");
Alert(rUserAlert, nil);
Quit();
}
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