/*

    File:       menu.c

    Contains:   

    Written by: EL  

    Copyright:  Copyright © 1991-1999 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):

                08/2000     JM              Carbonized, non-Carbon code is commented out

                                            for demonstration purposes.

                7/16/1999   KG              Updated for Metrowerks Codewarror Pro 2.1

*/

#include "out.h"

#include <Resources.h>

#include <Menus.h>

MenuHandle appleMenu, fileMenu, patMenu, animMenu;

enum {

    appleID = 1,

    fileID,

    patID,

    animID

};

enum {

    quitItem = 1

};

enum {

    pat1Item = 1,

    pat2Item,

    pat3Item,

    pat4Item,

    pat5Item,

    pat6Item,

    pat7Item,

    pat8Item

};

enum {

    startItem = 1,

    stopItem,

    forItem = 4,

    revItem,

    colorItem = 7,

    grayItem,

    resetItem

};

void setUpMenus()

{

    InsertMenu( appleMenu = NewMenu( appleID, "\p\024" ), 0 );

    InsertMenu( fileMenu = NewMenu( fileID, "\pFile" ), 0 );

    InsertMenu( patMenu = NewMenu( patID, "\pDemo" ), 0 );

    InsertMenu( animMenu = NewMenu( animID, "\pAnimation" ), 0 );

    DrawMenuBar();

    AppendMenu( appleMenu, "\pAbout Out of This GWorld;(-" );

    AppendResMenu( appleMenu, 'DRVR' );

    AppendMenu( fileMenu, "\pQuit/Q" );

    AppendMenu( patMenu, "\pColor Scale/1;Color Wheels/2;Color Rings/3;Color Gears/4;Color Curves/5;Color Balls/6;Color Wave/7;Color Text/8" );

    AppendMenu( animMenu, "\pStart Animation/A;Stop Animation/S;(-;Forward/F;Reverse/R;(-;Color Palette/C;Gray Palette/G;Reset Palette/R" );

}

void adjustMenus()

{

    //register WindowPeek wp = (WindowPeek)FrontWindow();

    register WindowPtr wp = FrontWindow();

    //short kind = wp ? wp->windowKind : 0;

    short kind = GetWindowKind(wp);

    Boolean DA = kind < 0;

    enable( fileMenu, quitItem, true );

    enable( patMenu, pat1Item, gCurrentPat != pat1Item );

    enable( patMenu, pat2Item, gCurrentPat != pat2Item );

    enable( patMenu, pat3Item, gCurrentPat != pat3Item );

    enable( patMenu, pat4Item, gCurrentPat != pat4Item );

    enable( patMenu, pat5Item, gCurrentPat != pat5Item );

    enable( patMenu, pat6Item, gCurrentPat != pat6Item );

    enable( patMenu, pat7Item, gCurrentPat != pat7Item );

    enable( patMenu, pat8Item, gCurrentPat != pat8Item );

    enable( animMenu, startItem, gCurrentMove != START );

    enable( animMenu, stopItem, gCurrentMove != STOP );

    enable( animMenu, forItem, gCurrentDir != FORWARD );

    enable( animMenu, revItem, gCurrentDir != REVERSE );

    enable( animMenu, colorItem, gCurrentColor != COLOR );

    enable( animMenu, grayItem, gCurrentColor != GRAY );

    enable( animMenu, resetItem, true );

}

void enable( menu, item, ok )

MenuHandle menu;

{

    if (ok)

        //EnableItem( menu, item );

        EnableMenuItem( menu, item );

    else

        //DisableItem( menu, item );

        DisableMenuItem( menu, item );

}

void handleMenu( mSelect )

long mSelect;

{

    int         menuID = HiWord( mSelect );

    int         menuItem = LoWord( mSelect );

    //GrafPtr       savePort;

    //Str255        name;

    //RGBColor  aColor;

    switch (menuID)

    {

        case appleID:

            if (menuItem == 1)

            {

                gCurrentPat = -1;

                defineColorPalette();

                updatePalette();

                createImage();

                drawImage();

            }

            else

            {

                /*GetPort( &savePort );

                GetMenuItemText( appleMenu, menuItem, name );

                OpenDeskAcc( (ConstStr255Param)name );

                SetPort( savePort );*/

            }

            break;

        case fileID:

            switch (menuItem)

            {

                case quitItem:

                    cleanUp();

                    break;

            }

            break;

        case patID:

            gCurrentPat = menuItem;

            createImage();

            drawImage();

            break;

        case animID:

            switch (menuItem)

            {

                case startItem:

                    gCurrentMove = START;

                    break;

                case stopItem:

                    gCurrentMove = STOP;

                    break;

                case forItem:

                    gCurrentDir = FORWARD;

                    break;

                case revItem:

                    gCurrentDir = REVERSE;

                    break;

                case colorItem:

                    defineColorPalette();

                    updatePalette();

                    break;

                case grayItem:

                    defineGrayPalette();

                    updatePalette();

                    break;

                case resetItem:

                    if (gCurrentColor == COLOR || gCurrentPat == -1)

                        defineColorPalette();

                    else

                        defineGrayPalette();

                    updatePalette();

                    break;

            }

            break;

    }

    HiliteMenu( 0 );

}