IOS 11 Development Tutorials (20) iOS11 The status of the Settings button of the Apply View Beautification button

IOS 11 Development Tutorials (20) iOS11 The status of the Settings button of the Apply View Beautification button

In example 2-2, when you set the caption and color of a button, you need to set the state of the button to indicate what the button's title and title color look like in a certain state. For example, Uicontrolstate.normal represents a state of a button. For such a view like a button, a view that can accept user input is also called a control. These controls all have their own state. Table 2-2 gives the developer a detailed description of the control's state.

Table 2-2 Status of the control

IOS 11 Development Tutorials (20) iOS11 The status of the Settings button of the Apply View Beautification button