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Embedd a Hyperlink within a Text using Jetpack Compose.
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import androidx.compose.foundation.text.ClickableText | |
import androidx.compose.runtime.Composable | |
import androidx.compose.ui.Modifier | |
import androidx.compose.ui.graphics.Color | |
import androidx.compose.ui.platform.LocalUriHandler | |
import androidx.compose.ui.text.SpanStyle | |
import androidx.compose.ui.text.buildAnnotatedString | |
import androidx.compose.ui.text.font.FontWeight | |
import androidx.compose.ui.text.style.TextDecoration | |
import androidx.compose.ui.unit.TextUnit | |
@Composable | |
fun HyperlinkText( | |
modifier: Modifier = Modifier, | |
fullText: String, | |
linkText: List<String>, | |
linkTextColor: Color = Color.Blue, | |
linkTextFontWeight: FontWeight = FontWeight.Medium, | |
linkTextDecoration: TextDecoration = TextDecoration.Underline, | |
hyperlinks: List<String> = listOf("https://stevdza-san.com"), | |
fontSize: TextUnit = TextUnit.Unspecified | |
) { | |
val annotatedString = buildAnnotatedString { | |
append(fullText) | |
linkText.forEachIndexed { index, link -> | |
val startIndex = fullText.indexOf(link) | |
val endIndex = startIndex + link.length | |
addStyle( | |
style = SpanStyle( | |
color = linkTextColor, | |
fontSize = fontSize, | |
fontWeight = linkTextFontWeight, | |
textDecoration = linkTextDecoration | |
), | |
start = startIndex, | |
end = endIndex | |
) | |
addStringAnnotation( | |
tag = "URL", | |
annotation = hyperlinks[index], | |
start = startIndex, | |
end = endIndex | |
) | |
} | |
addStyle( | |
style = SpanStyle( | |
fontSize = fontSize | |
), | |
start = 0, | |
end = fullText.length | |
) | |
} | |
val uriHandler = LocalUriHandler.current | |
ClickableText( | |
modifier = modifier, | |
text = annotatedString, | |
onClick = { | |
annotatedString | |
.getStringAnnotations("URL", it, it) | |
.firstOrNull()?.let { stringAnnotation -> | |
uriHandler.openUri(stringAnnotation.item) | |
} | |
} | |
) | |
} |
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