/*

    9-30-92  ¥ Brigham Stevens

    --------------------------

    Menu.c      This handles Menu command dispatching 

    This is a bare minimum menu initializer and dispatcher.

    Menus are initialized from an MBAR resource id 128.  To add new menus

    you must change this resource.

*/

#include "EventLoop.h"

#include "MenuDispatch.h"

void BuildMenuBars(void)

{

    Handle mbar;

    mbar=GetNewMBar(128);

    if(mbar) {

        SetMenuBar(mbar);

        AddResMenu(GetMHandle(APPLE_MENU),'DRVR');

        DrawMenuBar();

    } else {

        ErrMsg("\pMenubar resouce not loaded.  Program will abort.");

        ExitToShell();

    }

}

void RunDeskAccesory(short item)

{

    GrafPtr     savePort;

    short       daRefNum;

    Str255      daName;

    GetPort(&savePort);

    GetItem(GetMHandle(APPLE_MENU), item, &daName);

    daRefNum = OpenDeskAcc(&daName);

    SetPort(savePort);

}

void ChooseApple(short itemNumber)

{

    short item;

    if(itemNumber == APPLE_ABOUT) {

        item = Alert(ABOUT_BOX_ID,nil);

    } else {

        RunDeskAccesory(itemNumber);

    }

}

void ChooseFile(short item)

{

    switch(item) {

        case FILE_PRINT :   PrintWindow();

                            break;

        case FILE_QUIT  :   Done = true;

                            break;

        default:            break;

    }

}

void ChooseEdit(short item)

/*

    Does not support edit menu.  Assumes that if the edit menu is enabled

    that it is for desk accessories.  (pre MF or system 7, or MF with optionkey)

*/

{

    SystemEdit(item-1);

}

void MenuDispatch(short menuNumber,short itemNumber)

{

    if(menuNumber != 0)

        switch(menuNumber) {

            case APPLE_MENU :   ChooseApple(itemNumber);

                                break;

            case FILE_MENU :    ChooseFile(itemNumber);

                                break;

            case EDIT_MENU :    ChooseEdit(itemNumber);

                                break;

            case SLIM_MENU :    ChooseSlim(itemNumber);

                                break;

            default :           break;

        }

}