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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,11 @@ export default function TextFieldScreen() {
selection: { start: 0, end: 0 },
});

const imperativeText = useNativeState('Select me!');
const imperativeSelection = useNativeState<{ start: number; end: number }>({ start: 0, end: 0 });
const imperativeRef = React.useRef<TextFieldRef>(null);
const [imperativeSelDisplay, setImperativeSelDisplay] = React.useState({ start: 0, end: 0 });

const [outlined, setOutlined] = React.useState(false);
const [enabled, setEnabled] = React.useState(true);
const [readOnly, setReadOnly] = React.useState(false);
Expand Down Expand Up @@ -179,6 +184,38 @@ export default function TextFieldScreen() {
</Column>
</Card>

{/* Imperative Selection */}
<Card modifiers={cardModifiers}>
<Column modifiers={[p]} verticalArrangement={{ spacedBy: 8 }}>
<ComposeText style={{ typography: 'labelLarge' }}>Imperative Selection</ComposeText>
<TextField
ref={imperativeRef}
value={imperativeText}
selection={imperativeSelection}
onSelectionChange={setImperativeSelDisplay}
modifiers={[fillMaxWidth()]}>
<TextField.Placeholder>
<ComposeText>Type something...</ComposeText>
</TextField.Placeholder>
</TextField>
<ComposeText style={{ typography: 'bodySmall' }}>
{`Selection: ${imperativeSelDisplay.start}–${imperativeSelDisplay.end}`}
</ComposeText>
<Row horizontalArrangement={{ spacedBy: 8 }}>
<Button onClick={() => imperativeRef.current?.setSelection(0, 7)}>
<ComposeText>Select 0–7</ComposeText>
</Button>
<Button
onClick={() => {
const len = imperativeText.value.length;
imperativeRef.current?.setSelection(len, len);
}}>
<ComposeText>Cursor to end</ComposeText>
</Button>
</Row>
</Column>
</Card>

{/* Props */}
<Card modifiers={cardModifiers}>
<Column modifiers={[p]} verticalArrangement={{ spacedBy: 2 }}>
Expand Down
32 changes: 22 additions & 10 deletions apps/native-component-list/src/screens/UI/TextFieldScreen.ios.tsx
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@ import {
Host,
TextField,
TextFieldRef,
TextFieldSelection,
SecureField,
Form,
Section,
Expand All @@ -29,16 +30,23 @@ import { runOnJS } from 'react-native-worklets';

export default function TextFieldScreen() {
const textRef = React.useRef<TextFieldRef>(null);
const phoneRef = React.useRef<TextFieldRef>(null);
const [selection, setSelection] = React.useState<{ start: number; end: number } | null>(null);

const setPhoneCursor = React.useCallback((position: number) => {
phoneRef.current?.setSelection(position, position);
}, []);

const username = useNativeState('johndoe');
const imperativeText = useNativeState('Select me!');
const imperativeSelection = useNativeState<TextFieldSelection>({ start: 0, end: 0 });
const [imperativeSelDisplay, setImperativeSelDisplay] = React.useState<TextFieldSelection>({
start: 0,
end: 0,
});
const maskedPhone = useNativeState('');
const phoneSelection = useNativeState<TextFieldSelection>({ start: 0, end: 0 });

const setPhoneCursor = React.useCallback(
(position: number) => {
phoneSelection.value = { start: position, end: position };
},
[phoneSelection]
);

const submitLabelOptions = [
'continue',
Expand Down Expand Up @@ -101,8 +109,8 @@ export default function TextFieldScreen() {
{/* Worklet-based phone masking — updates synchronously on the UI thread */}
<Section title="Worklet Phone Masking">
<TextField
ref={phoneRef}
text={maskedPhone}
selection={phoneSelection}
placeholder="(555) 123-4567"
modifiers={[keyboardType('phone-pad')]}
onTextChange={(v) => {
Expand Down Expand Up @@ -175,12 +183,13 @@ export default function TextFieldScreen() {
<TextField
ref={textRef}
text={imperativeText}
selection={imperativeSelection}
onSelectionChange={setImperativeSelDisplay}
placeholder="Imperative field"
modifiers={[autocorrectionDisabled()]}
onSelectionChange={setSelection}
/>
<Text modifiers={[foregroundStyle('secondary')]}>
Selection: {selection ? `${selection.start}–${selection.end}` : 'none'}
{`Selection: ${imperativeSelDisplay.start}–${imperativeSelDisplay.end}`}
</Text>
<HStack spacing={12}>
<Button
Expand All @@ -200,7 +209,10 @@ export default function TextFieldScreen() {
/>
<Button
modifiers={[buttonStyle('bordered')]}
onPress={() => textRef.current?.setSelection(0, 7)}
onPress={async () => {
await textRef.current?.focus();
textRef.current?.setSelection(0, 7);
}}
label="Select"
/>
</HStack>
Expand Down
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