doevent.c

/*
    File:       doevent.c
 
    Contains:   
 
    Written by: Jason Hodges-Harris     
 
    Copyright:  Copyright © 1995-1999 by Apple Computer, Inc., All Rights Reserved.
 
                You may incorporate this Apple sample source code into your program(s) without
                restriction. This Apple sample source code has been provided "AS IS" and the
                responsibility for its operation is yours. You are not permitted to redistribute
                this Apple sample source code as "Apple sample source code" after having made
                changes. If you're going to re-distribute the source, we require that you make
                it clear in the source that the code was descended from Apple sample source
                code, but that you've made changes.
 
    Change History (most recent first):
                7/28/1999   Karl Groethe    Updated for Metrowerks Codewarror Pro 2.1
                
 
*/
 
 
 
 
// Mac toolbox headers
 
#ifndef __DESK__
#include <Desk.h>
#endif
 
#ifndef __DISKINIT__
#include <DiskInit.h>
#endif
 
#ifndef __EVENTS__
#include <Events.h>
#endif
 
#ifndef __MENUS__
#include <Menus.h>
#endif
 
#ifndef __MOVIES__
#include <Movies.h>
#endif
 
#ifndef __QDOFFSCREEN__
#include <QDOffscreen.h>
#endif
 
#ifndef __TOOLUTILS__
#include <ToolUtils.h>
#endif
 
#ifndef __WINDOWS__
#include <Windows.h>
#endif
 
 
// Program headers
 
#ifndef __CHROMAPPHEADER__
#include "ChromaKeyMovie.h"
#endif
//  Global Variables
 
extern short            gKeyMode;
extern Boolean          gMovieOpen;
 
 
// DoEvent function processess the events posted by the application.
// This includes the handling of the movie controller, mouse, key,
// disk and operating system events.
 
#pragma segment Main
void DoEvent (EventRecord *eventPtr)
{
    WindowPtr       theWindow,
                    theTempWindow;
    char            theChar;
    
    theWindow = FrontWindow();
    theTempWindow = theWindow;
    if (gMovieOpen)
    {
        while (theTempWindow != nil)
        {
            MCIsPlayerEvent((**((MovieDocHndl)
                GetWRefCon(theTempWindow))).theController,eventPtr);
            theTempWindow = &(*(((WindowPeek)theTempWindow)->nextWindow)).port;
        }
    }
    switch (eventPtr->what)
    {
        case nullEvent:
            if (gMovieOpen)
            {
                switch (gKeyMode)
                {
                    case transparentMode:
                        TransparentKeyMode(theWindow);  // use transparent transfer mode
                    break;
                    case graphix:
                    break;
                    case modifierTrax:
                    break;
                }
            }
        break;
        case mouseDown:
            HandleMouseDown(eventPtr);
        break;
        case mouseUp:
        break;
        case keyDown:
        case autoKey:
            theChar=eventPtr->message & charCodeMask;
            if ((eventPtr->modifiers &cmdKey) !=0)
                DoMenuCommand(MenuKey (theChar));
        break;
        case keyUp:
        break;
        case updateEvt:
            DoWindUpdate((WindowPtr)(eventPtr->message));
        break;
        case diskEvt:
            DoDiskEvt(eventPtr);    // disk inserted event
        break;
        case osEvt:
            if (eventPtr->message>>24==resumeFlag)
            //Show_Cursor(ARROW_CURSOR); // reset cursor
                SetCursor(&qd.arrow);
        break;
    }
}
 
 
// HandleMouseDown controls the further processing of mouse button down events.
// This includes testing the location of the mouse pointer at the time of the event
// and performing the appropriate action. e.g. if the mouse button was pressed
// whilst the pointer was in the menubar, the value returned by MenuSelect()
// (used to determine which menubar and item selected) is passed into DoMenuCommand()
// which in turn handles the processing of the selected menu items.
 
#pragma segment Main
void HandleMouseDown(EventRecord *eventPtr)
{
    WindowPtr   window;
    short       thePart;
    long        menuChoice;
    
    thePart=FindWindow (eventPtr->where,&window);
    switch (thePart)
    {
        case inMenuBar:
            menuChoice = MenuSelect (eventPtr->where);
            DoMenuCommand(menuChoice);
            break;
        case inSysWindow:
            SystemClick(eventPtr,window);
            break;
        case inDrag:
            DragSelWind(window,eventPtr->where);
        case inGoAway:
            DoGoAwayWind(window,eventPtr->where);
        break;
        case inContent:
            {
                if(window!=FrontWindow())
                {
                    SelectWindow(window);
                    break;
                }
            }
        break;
        case osEvt:
        break;
    }
}
 
 
// DoDiskEvt handles the event post by the OS when a disk is insert
// and displays an error is the media cannot be mounted.
 
#pragma segment Main
void DoDiskEvt(EventRecord *eventPtr)
{
    short   ErrResult;
    Point   ErrPoint;
 
    if((HiWord(eventPtr->message)!=noErr))
    {
        SetPt(&ErrPoint,100,100);
        ErrResult=DIBadMount(ErrPoint,eventPtr->message);
    }
}