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February 8, 2025 01:57
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A JetpackCompose component to show pieces of a text as a hyperlink
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package me.jgeraldo.compose.ui | |
import androidx.compose.material.Text | |
import androidx.compose.runtime.Composable | |
import androidx.compose.runtime.remember | |
import androidx.compose.ui.Modifier | |
import androidx.compose.ui.text.AnnotatedString | |
import androidx.compose.ui.text.LinkAnnotation | |
import androidx.compose.ui.text.TextStyle | |
import androidx.compose.ui.text.buildAnnotatedString | |
import androidx.compose.ui.text.font.FontWeight | |
import androidx.compose.ui.text.style.TextDecoration | |
import androidx.compose.ui.text.withLink | |
import androidx.compose.ui.text.withStyle | |
import androidx.compose.ui.unit.sp | |
@Composable | |
fun HyperLinkText( | |
modifier: Modifier? = Modifier, | |
text: String, | |
links: List<Pair<Int, String>>, | |
textStyle: TextStyle = TextStyle( | |
fontSize = 16.sp, | |
color = Color.Black, | |
fontWeight = FontWeight(500), | |
), | |
linkStyle: TextStyle = TextStyle( | |
fontSize = 16.sp, | |
color = HelpInstructionColor, | |
fontWeight = FontWeight(500), | |
textDecoration = TextDecoration.Underline | |
) | |
) { | |
val annotatedLinkString: AnnotatedString = remember { | |
buildAnnotatedString { | |
val words = text.split(" ") | |
for ((i, word) in words.withIndex()) { | |
val link = links.firstOrNull { it.first == i } // Check if the word is a link | |
if (link != null) { | |
withLink(LinkAnnotation.Url(url = link.second)) { | |
withStyle(style = linkStyle.toSpanStyle()) { append(word) } | |
} | |
} else { | |
withStyle(style = textStyle.toSpanStyle()) { append(word) } | |
} | |
// Add spaces except after the last word | |
if (i < words.size - 1) append(" ") | |
} | |
} | |
} | |
Text(annotatedLinkString, modifier!!) | |
} |
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