iphone - Make custom back button's clickable area smaller in Navigation controller -


i've created custom button code below, clickable area big , goes beyond icon itself. know how set clickable area, or make same size image?

thanks

uiimage *buttonimage = [uiimage imagenamed:@"prefs"];  uibutton *button = [uibutton buttonwithtype:uibuttontypecustom];  [button setimage:buttonimage forstate:uicontrolstatenormal];  button.frame = cgrectmake(0, 0, buttonimage.size.width, buttonimage.size.height);  [button addtarget:self action: @selector(handlebackbutton)     forcontrolevents:uicontroleventtouchupinside];  uibarbuttonitem *custombaritem = [[uibarbuttonitem alloc] initwithcustomview:button];  self.navigationitem.leftbarbuttonitem = custombaritem;

the clickable area shown in red.

clickable area

thanks!

if want prevent click other button add custom button uiview set view custom view barbuttonitem

your code become :

uiimage *buttonimage = [uiimage imagenamed:@"prefs"]; uibutton *button = [uibutton buttonwithtype:uibuttontypecustom]; [button setimage:buttonimage forstate:uicontrolstatenormal]; button.frame = cgrectmake(0, 0, buttonimage.size.width, buttonimage.size.height); [button addtarget:self action: @selector(handlebackbutton) forcontrolevents:uicontroleventtouchupinside];  uiview *view = [[uiview alloc] initwithframe:cgrectmake(0, 0, buttonimage.size.width, buttonimage.size.height)]; [view addsubview:button];  uibarbuttonitem *custombaritem = [[uibarbuttonitem alloc] initwithcustomview:view]; self.navigationitem.leftbarbuttonitem = custombaritem;

this should work worked me.


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