iOS Summary _ no need to customize Uitabbar also can change Uitabbarcontroller background and click and color

Add the following code to the Application:application didfinishlaunchingwithoptions:launchoptions to make changes to the color of the Tabbar

//Set the color of the Tabbar after the click

[ [uitabbarappearance] settintcolor: [uicolor Redcolor]];

//Set the color of the Tabbar

[ [uitabbarappearance] setbartintcolor: [uicolor Whitecolor]];

It's no longer necessary to customize the Uitabbar in order to change the color. 

about [ UITabBar   appearance