HGKeeper

// NSMenu+ImmediatePopulation.m

// XtrasCreator

// Created by Mac-arena the Bored Zo on 2005-11-08.

#import "NSMenu+ImmediatePopulation.h"

@implementation NSMenu (ImmediatePopulation)

- (void) populateFromDelegate

{

id delegate = [self delegate];

signed newCount = [delegate numberOfItemsInMenu:self];

if (newCount < 0)

return;

int existingCount = [self numberOfItems];

if (existingCount > newCount) {

//remove some items.

while (existingCount-- > newCount)

[self removeItemAtIndex:existingCount];

} else {

//add some items.

while (existingCount++ < newCount) {

NSMenuItem *item = [[NSMenuItem alloc] init];

[self addItem:item];

[item release];

}

for (int i = 0; i < newCount; ++i) {

NSMenuItem *item = [self itemAtIndex:i];

BOOL keepGoing = [delegate menu:self

updateItem:item

atIndex:i

shouldCancel:NO];

if (!keepGoing)

break;

}

@end