How to Change the Border Color in TextInput

Question

I want to change the color or the border in this code before the focus I want the color red and on the focus I want the color yellow.

This my work https://prnt.sc/o8evi5

This is the code I have and I am using React Native Paper https://callstack.github.io/react-native-paper/text-input.html

                <TextInput
                  label='Email or username'
                  mode='outlined'
                  theme={{ colors: { underlineColor:'red',}}}
                  style={(this.state.isFocused) ? {borderColor: 'black', borderColor: 'black',} : {fontStyle: 'italic', color: 'white'}} 
                  selectionColor='red'
                  underlineColor='red'
                  placeholder='[email protected]'
                  keyboardType='email-address'
                  underlineColorAndroid='transparent'
                  autoCorrect='false'
                  autoCapitalize='none'
                  onChangeText={formikProps.handleChange('email')}
                  onBlur={formikProps.handleBlur('email')}
                  //autoFocus
                />

I tried this but it didn't gave me what I want https://github.com/callstack/react-native-paper/issues/656

Answer 1

This code worked inside the TextInput Tag.

theme={{ colors: { primary: 'green',underlineColor:'transparent',}}}

With primary, you can change the border color on focused. Reference: https://github.com/callstack/react-native-paper/issues/656