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  1. //Exer04
  2.  
  3.   constructor(props) {
  4.     super(props);
  5.     this.state = { Nome: "", Sobrenome: "", Idade: "" };
  6.  
  7.   }
  8.   render() {
  9.     return (
  10.       <View style={{ margin: 50, borderWidth: 8, padding: 10, borderColor: "#8cedc8", backgroundColor: "#f2e1c4" }}>
  11.  
  12.         <View>
  13.           <Text style={{ textAlign: "center", marginTop: 10, fontSize: 25, }}>Cadastro do cliente</Text>
  14.  
  15.           <Text style={{ fontSize: 20, marginTop: 10, }}> Nome:</Text><TextInput style={{ borderBottomWidth: 1, fontSize: 30 }}
  16.             onChangeText={(txt) => this.setState({ Nome: txt })}
  17.             value={this.state.Nome}>
  18.  
  19.           </TextInput>
  20.           <Text style={{ fontSize: 20, }}> Sobrenome:</Text><TextInput style={{ borderBottomWidth: 1, fontSize: 30 }}
  21.             onChangeText={(txt) => this.setState({ Sobrenome: txt })}
  22.             value={this.state.Sobrenome}>
  23.  
  24.           </TextInput>
  25.           <Text style={{ fontSize: 20, }}>Idade:</Text><TextInput style={{ borderBottomWidth: 1, fontSize: 30 }}
  26.             onChangeText={(txt) => this.setState({ Idade: txt })}
  27.             value={this.state.Idade}>
  28.  
  29.           </TextInput>
  30.         </View>
  31.  
  32.         <View style={{ marginLeft: 20, marginRight: 20, borderColor: "black", borderWidth: 2, marginTop: 20, }}>
  33.  
  34.           <Button
  35.             title="Enviar!"
  36.             onPress={() => alert("Nome: " + this.state.Nome + "\n" + "Sobrenome: " + this.state.Sobrenome + "\n" + "Idade: " + this.state.Idade)}
  37.             color="#8cedc8">
  38.  
  39.           </Button>
  40.         </View>
  41.         <View style={{ marginLeft: 20, marginRight: 20, marginTop: 10, borderColor: "black", borderWidth: 2, }}>
  42.           <Button
  43.             title="Apagar"
  44.             onPress={() => this.setState({ Nome: "", Sobrenome: "", Idade: "" })}
  45.             color="#8cedc8">
  46.           </Button>
  47.         </View>
  48.  
  49.  
  50.       </View>
  51.  
  52.     );
  53.   };
  54. }
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