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iphonexcode4cocos2d-iphone

One Selector for multiple MenuItem in COcos2d


//CCMenuItem
    CCMenuItem *starMenuItem = [CCMenuItemImage 
                                itemFromNormalImage:@"Button0000.png" selectedImage:@"Fork0002.png" 
                                target:self selector:@selector(starButtonTapped:)];

    CCMenuItem *starMenuItem2 = [CCMenuItemImage 
                                itemFromNormalImage:@"Button0001.png" selectedImage:@"Button0002.png" 
                                target:self selector:@selector(starButtonTapped:)];
    CCMenuItem *starMenuItem3 = [CCMenuItemImage 
                                 itemFromNormalImage:@"Button0003.png" selectedImage:@"Button0004.png" 
                                 target:self selector:@selector(starButtonTapped:)];
    CCMenuItem *starMenuItem4 = [CCMenuItemImage 
                                 itemFromNormalImage:@"Button0005.png" selectedImage:@"Button0006.png" 
                                 target:self selector:@selector(starButtonTapped:)];
    CCMenuItem *starMenuItem5 = [CCMenuItemImage 
                                 itemFromNormalImage:@"Button0007.png" selectedImage:@"Button0008.png" 
                                 target:self selector:@selector(starButtonTapped:)];
    CCMenuItem *starMenuItem6 = [CCMenuItemImage 
                                 itemFromNormalImage:@"Button0009.png" selectedImage:@"Button0010.png" 
                                 target:self selector:@selector(starButtonTapped:)];
    CCMenuItem *starMenuItem7 = [CCMenuItemImage 
                                 itemFromNormalImage:@"Button0011.png" selectedImage:@"Button0012.png" 
                                 target:self selector:@selector(starButtonTapped:)];

    //CCMenu
    CCMenu *starMenu = [CCMenu menuWithItems:starMenuItem,starMenuItem2,starMenuItem3,starMenuItem4,starMenuItem5,starMenuItem6,starMenuItem7,nil];

    starMenu.position = ccp(winSize.width/2  , 25);
    [starMenu alignItemsHorizontally];
    [self addChild:starMenu];


-(void)starButtonTapped:(id)sender {
if (/*press starMenuItem4*/) {
   /*do this*/
}else if(/*press starMenuItem4*/){
 /* do another thing*/
}
}

All my menuItems have a common selector named""starButtonTapped:". However, how do i differentiate which button i have clicked in the selector, so that i can do different things for each button? I try not to many selectors as they messy. Thank you for help.


Solution

  • You can use tags: starMenuItem.tag = 1;

    -(void)starButtonTapped:(CCMenuItem*)sender {
    
      switch(sender.tag) {
       case 1: // starMenuItem pressed 
         /*do this*/
         break;
       case 2: // starMenuItem2 pressed 
         /*do that*/
         break;
      }
    }