Question

when i am touch the button to show selected image and again touch that button unselection image shown.

I am try this coding:

UIButton *btn=(UIButton*) sender;
if (btn.selected=YES)
{        
    [btn setImage: [UIImage imageNamed:@"reportsel.png"]  forState:UIControlStateSelected];

}else{        

    [btn setImage:[UIImage imageNamed:@"reports.png"] forState:UIControlStateNormal];
} 

Anytime click this button not went to else condition.

Answer 1

For Highlighted state, use:
[btnObj setImage:[UIImage imageNamed:@”imgName.png”] forState:UIControlStateHighlighted];

In Normal State, use:
[btnObj setBackgroundImage:[UIImage imageNamed:@”imgName1.png”] forState:UIControlStateNormal];