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Fix text snippets in latest #326

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merged 2 commits into from
Sep 3, 2024
Merged

Fix text snippets in latest #326

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d8cf513
Fix text snippets in latest
bentrengrove Sep 3, 2024
dede980
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bentrengrove Sep 3, 2024
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242 changes: 191 additions & 51 deletions compose/snippets/src/main/java/com/example/compose/snippets/text/TextSnippets.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -18,15 +18,22 @@

package com.example.compose.snippets.text

import android.util.Log
import androidx.compose.foundation.BorderStroke
import androidx.compose.foundation.background
import androidx.compose.foundation.basicMarquee
import androidx.compose.foundation.border
import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.layout.width
import androidx.compose.foundation.text.ClickableText
import androidx.compose.foundation.text.KeyboardOptions
import androidx.compose.foundation.text.selection.DisableSelection
import androidx.compose.foundation.text.selection.SelectionContainer
import androidx.compose.material3.LocalTextStyle
import androidx.compose.material3.MaterialTheme
import androidx.compose.material3.OutlinedTextField
import androidx.compose.material3.Text
import androidx.compose.material3.TextField
Expand All @@ -36,6 +43,7 @@ import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.runtime.saveable.rememberSaveable
import androidx.compose.runtime.setValue
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.geometry.Offset
import androidx.compose.ui.graphics.Brush
Expand All @@ -44,7 +52,6 @@ import androidx.compose.ui.graphics.Color.Companion.Cyan
import androidx.compose.ui.graphics.Shadow
import androidx.compose.ui.platform.LocalUriHandler
import androidx.compose.ui.res.stringResource
import androidx.compose.ui.text.AnnotatedString
import androidx.compose.ui.text.LinkAnnotation
import androidx.compose.ui.text.ParagraphStyle
import androidx.compose.ui.text.PlatformTextStyle
Expand All @@ -58,11 +65,14 @@ import androidx.compose.ui.text.font.FontStyle
import androidx.compose.ui.text.font.FontWeight
import androidx.compose.ui.text.input.KeyboardType
import androidx.compose.ui.text.input.PasswordVisualTransformation
import androidx.compose.ui.text.style.Hyphens
import androidx.compose.ui.text.style.LineBreak
import androidx.compose.ui.text.style.LineHeightStyle
import androidx.compose.ui.text.style.TextAlign
import androidx.compose.ui.text.style.TextOverflow
import androidx.compose.ui.text.withLink
import androidx.compose.ui.text.withStyle
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.unit.dp
import androidx.compose.ui.unit.em
import androidx.compose.ui.unit.sp
Expand Down Expand Up @@ -407,54 +417,6 @@ private object TextPartiallySelectableSnippet {
// [END android_compose_text_partial_selection]
}

private object TextClickableSnippet {
// [START android_compose_text_clickable]
@Composable
fun SimpleClickableText() {
ClickableText(text = AnnotatedString("Click Me"), onClick = { offset ->
Log.d("ClickableText", "$offset -th character is clicked.")
})
}
// [END android_compose_text_clickable]
}

private object TextClickableAnnotatedSnippet {
// [START android_compose_text_clickable_annotated]
@Composable
fun AnnotatedClickableText() {
val annotatedText = buildAnnotatedString {
append("Click ")

// We attach this *URL* annotation to the following content
// until `pop()` is called
pushStringAnnotation(
tag = "URL", annotation = "https://developer.android.com"
)
withStyle(
style = SpanStyle(
color = Color.Blue, fontWeight = FontWeight.Bold
)
) {
append("here")
}

pop()
}

ClickableText(text = annotatedText, onClick = { offset ->
// We check if there is an *URL* annotation attached to the text
// at the clicked position
annotatedText.getStringAnnotations(
tag = "URL", start = offset, end = offset
).firstOrNull()?.let { annotation ->
// If yes, we log its value
Log.d("Clicked URL", annotation.item)
}
})
}
// [END android_compose_text_clickable_annotated]
}

private object TextTextFieldSnippet {
// [START android_compose_text_textfield_filled]
@Composable
Expand Down Expand Up @@ -625,6 +587,184 @@ fun AnnotatedStringWithListenerSample() {
}
// [END android_compose_text_link_2]

@Composable
private fun TextSample(samples: Map<String, @Composable ()->Unit>) {
MaterialTheme {
Box(
Modifier
.background(MaterialTheme.colorScheme.background)
.fillMaxWidth()
) {
Column(
verticalArrangement = Arrangement.spacedBy(10.dp),
modifier = Modifier.padding(10.dp)
) {
samples.forEach { (title, content) ->
Row(Modifier.fillMaxWidth()) {
content()
Text(
text = title,
textAlign = TextAlign.Center,
style = MaterialTheme.typography.titleLarge,
modifier = Modifier
.fillMaxWidth()
.align(Alignment.CenterVertically)
)
}
}
}
}
}
}

private const val SAMPLE_LONG_TEXT =
"Jetpack Compose is Android’s modern toolkit for building native UI. " +
"It simplifies and accelerates UI development on Android bringing your apps " +
"to life with less code, powerful tools, and intuitive Kotlin APIs. " +
"It makes building Android UI faster and easier."
@Composable
@Preview
fun LineBreakSample() {
// [START android_compose_text_line_break]
TextSample(
samples = mapOf(
"Simple" to {
Text(
text = SAMPLE_LONG_TEXT,
modifier = Modifier
.width(130.dp)
.border(BorderStroke(1.dp, Color.Gray)),
fontSize = 14.sp,
style = TextStyle.Default.copy(
lineBreak = LineBreak.Simple
)
)
},
"Paragraph" to {
Text(
text = SAMPLE_LONG_TEXT,
modifier = Modifier
.width(130.dp)
.border(BorderStroke(1.dp, Color.Gray)),
fontSize = 14.sp,
style = TextStyle.Default.copy(
lineBreak = LineBreak.Paragraph
)
)
}
)
)
// [END android_compose_text_line_break]
}

@Preview
@Composable
fun SmallScreenTextSnippet() {
// [START android_compose_text_paragraph]
TextSample(
samples = mapOf(
"Balanced" to {
val smallScreenAdaptedParagraph =
LineBreak.Paragraph.copy(strategy = LineBreak.Strategy.Balanced)
Text(
text = SAMPLE_LONG_TEXT,
modifier = Modifier
.width(200.dp)
.border(BorderStroke(1.dp, Color.Gray)),
fontSize = 14.sp,
style = TextStyle.Default.copy(
lineBreak = smallScreenAdaptedParagraph
)
)
},
"Default" to {
Text(
text = SAMPLE_LONG_TEXT,
modifier = Modifier
.width(200.dp)
.border(BorderStroke(1.dp, Color.Gray)),
fontSize = 14.sp,
style = TextStyle.Default
)
}
)
)
// [END android_compose_text_paragraph]
}

private object CJKTextSnippet {
@Composable
fun CJKSample() {
// [START android_compose_text_cjk]
val customTitleLineBreak = LineBreak(
strategy = LineBreak.Strategy.HighQuality,
strictness = LineBreak.Strictness.Strict,
wordBreak = LineBreak.WordBreak.Phrase
)
Text(
text = "あなたに寄り添う最先端のテクノロジー。",
modifier = Modifier.width(250.dp),
fontSize = 14.sp,
style = TextStyle.Default.copy(
lineBreak = customTitleLineBreak
)
)
// [END android_compose_text_cjk]
}
}

@Preview
@Composable
fun HyphenateTextSnippet() {
// [START android_compose_text_hyphen]
TextSample(
samples = mapOf(
"Hyphens - None" to {
Text(
text = SAMPLE_LONG_TEXT,
modifier = Modifier
.width(130.dp)
.border(BorderStroke(1.dp, Color.Gray)),
fontSize = 14.sp,
style = TextStyle.Default.copy(
lineBreak = LineBreak.Paragraph,
hyphens = Hyphens.None
)
)
},
"Hyphens - Auto" to {
Text(
text = SAMPLE_LONG_TEXT,
modifier = Modifier
.width(130.dp)
.border(BorderStroke(1.dp, Color.Gray)),
fontSize = 14.sp,
style = TextStyle.Default.copy(
lineBreak = LineBreak.Paragraph,
hyphens = Hyphens.Auto
)
)
}
)
)
// [END android_compose_text_hyphen]
}

@Preview(showBackground = true)
// [START android_compose_text_marquee]
@Composable
fun BasicMarqueeSample() {
// Marquee only animates when the content doesn't fit in the max width.
Column(Modifier.width(400.dp)) {
Text(
"Learn about why it's great to use Jetpack Compose",
modifier = Modifier.basicMarquee(),
fontSize = 50.sp
)
}
}
// [END android_compose_text_marquee]

private val firaSansFamily = FontFamily()

val LightBlue = Color(0xFF0066FF)
Expand Down
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