//
// $VER: BigMenu.c 1.5 (19.10.97)
//
// Popup Menu library test program
//
// ©1996-1997 Henrik Isaksson
// All Rights Reserved.
//
// Run and click the mouse in the window!
// This little hack is intended to test the submenus.
//
// WARNING! When the menu runs out of stack, it will end in a crash!
//

#include <intuition/intuition.h>

#include <clib/intuition_protos.h>
#include <clib/exec_protos.h>
#include <clib/alib_protos.h>

#include <string.h>
#include <stdio.h>
#include <stdlib.h>

#include <libraries/pm.h>
#include <proto/pm.h>

struct IntuitionBase	*IntuitionBase;
struct GfxBase		*GfxBase;
struct PopupMenuBase	*PopupMenuBase;

struct Window *w;	// This window is only needed to find out when and where the menu should appear and wich screen it's on.

void main()
{
	BOOL r=TRUE;
	struct IntuiMessage *im,imsg;
	struct PopupMenu *p;
	struct PopupMenu *subs[20], *prev=0L;
	int i;

	PopupMenuBase=(struct PopupMenuBase *)OpenLibrary(POPUPMENU_NAME,POPUPMENU_VERSION);			// Open the library
	if(PopupMenuBase) {
		IntuitionBase=(struct IntuitionBase *)PopupMenuBase->pmb_IntuitionBase;	// We let popupmenu.library open the libraries we need
		GfxBase=(struct GfxBase *)PopupMenuBase->pmb_GfxBase;			// They remain valid until the library is closed!

		for(i=0;i<20;i++) {
			char bfr[50];

			sprintf(bfr, "SubMenu #%ld", 20-i);

			subs[i]=PM_MakeMenu(
				PMInfo(bfr), End,
				PMItem("Next Submenu"), PM_Sub, prev, End,
				PMBar, End,
				PMItem("Quit"), PM_UserData, 5, End,
			End;
			prev=subs[i];
		}

		p=PMMenu("Big Menu"),	// Create a big menu...
			PMInfo("WARNING: Before you open all"), End,
			PMInfo("the submenus, make sure you"), End,
			PMInfo("have enough stack!"), End,
			PMInfo("Set it to at least 10k."), End,
			PMBar, End,
			PMItem("Submenu"), PM_Sub, subs[19], End,
			PMBar,	End,
			PMItem("Quit"),	PM_UserData,	5,	End,
			End;

		if(p) {

			w=OpenWindowTags(NULL,	WA_IDCMP,	IDCMP_CLOSEWINDOW|IDCMP_MOUSEBUTTONS,	// Open a little window
					WA_RMBTrap,	TRUE,
					WA_DragBar,	TRUE,
					WA_Width,	150,
					WA_Height,	100,
					WA_Left,	150,
					WA_Top,		0,
					WA_Title,	"BigMenu",
					WA_CloseGadget,	TRUE,
					TAG_DONE);
			if(w) {
				while(r) {
					WaitPort(w->UserPort);						// Wait for a message
					while((im=(struct IntuiMessage *)GetMsg(w->UserPort))) {	// Get the message
						CopyMem(im,&imsg,sizeof(struct IntuiMessage));		// Copy the contents of it
						ReplyMsg((struct Message *)im);				// Reply the message

						switch(imsg.Class) {
							case IDCMP_CLOSEWINDOW: r=FALSE; break;
							case IDCMP_MOUSEBUTTONS:			// The user has hit a mousebutton - time to open the menu!
								r=(BOOL)((ULONG)(PM_OpenPopupMenu(w,
										PM_Menu,		p,
										PM_Code,		imsg.Code,	// Must always be there!
										TAG_DONE))-5);
							break;
						}
					}
				}
				CloseWindow(w);
			} else printf("Window error!\n");

			PM_FreePopupMenu(p);

		} else printf("Menu error!\n");
		CloseLibrary((struct Library *)PopupMenuBase);
	}
}