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Update AndroidStudioComposeSnippets.kt #752

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192 changes: 96 additions & 96 deletions ...ippets/src/main/java/com/example/compose/snippets/tooling/AndroidStudioComposeSnippets.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -14,181 +14,181 @@
* limitations under the License.
*/

package com.example.compose.snippets.tooling

import androidx.compose.foundation.background
import androidx.compose.foundation.layout.Box
import androidx.compose.material3.MaterialTheme
import androidx.compose.material3.Surface
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.platform.LocalInspectionMode
import androidx.compose.ui.res.stringResource
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.tooling.preview.PreviewParameter
import androidx.compose.ui.tooling.preview.PreviewParameterProvider
import com.example.compose.snippets.R
//package com.example.compose.snippets.tooling

//import androidx.compose.foundation.background
//import androidx.compose.foundation.layout.Box
//import androidx.compose.material3.MaterialTheme
//import androidx.compose.material3.Surface
//import androidx.compose.material3.Text
//import androidx.compose.runtime.Composable
//import androidx.compose.ui.Modifier
//import androidx.compose.ui.graphics.Color
//import androidx.compose.ui.platform.LocalInspectionMode
//import androidx.compose.ui.res.stringResource
//import androidx.compose.ui.tooling.preview.Preview
//import androidx.compose.ui.tooling.preview.PreviewParameter
//import androidx.compose.ui.tooling.preview.PreviewParameterProvider
//import com.example.compose.snippets.R

// [START android_compose_tooling_simple_composable]
@Composable
fun SimpleComposable() {
Text("Hello World")
//@Composable
//fun SimpleComposable() {
// Text("Hello World")
}
// [END android_compose_tooling_simple_composable]

// [START android_compose_tooling_simple_composable_preview]
@Preview
@Composable
fun SimpleComposablePreview() {
SimpleComposable()
//@Preview
//@Composable
//fun SimpleComposablePreview() {
// SimpleComposable()
}
// [END android_compose_tooling_simple_composable_preview]

// [START android_compose_tooling_local_inspection_mode]
@Composable
fun GreetingScreen(name: String) {
if (LocalInspectionMode.current) {
//@Composable
//fun GreetingScreen(name: String) {
// if (LocalInspectionMode.current) {
// Show this text in a preview window:
Text("Hello preview user!")
// Text("Hello preview user!")
} else {
// Show this text in the app:
Text("Hello $name!")
// Text("Hello $name!")
}
}
// [END android_compose_tooling_local_inspection_mode]

// [START android_compose_tooling_multipreview_annotations]
@Preview(
name = "small font",
group = "font scales",
fontScale = 0.5f
//@Preview(
// name = "small font",
// group = "font scales",
//fontScale = 0.5f
)
@Preview(
name = "large font",
group = "font scales",
fontScale = 1.5f
//@Preview(
//name = "large font",
//group = "font scales",
//fontScale = 1.5f
)
annotation class FontScalePreviews
//annotation class FontScalePreviews
// [END android_compose_tooling_multipreview_annotations]

// [START android_compose_tooling_multipreview_usage]
@FontScalePreviews
@Composable
fun HelloWorldPreview() {
Text("Hello World")
//@FontScalePreviews
//@Composable
//fun HelloWorldPreview() {
// Text("Hello World")
}
// [END android_compose_tooling_multipreview_usage]

// [START android_compose_tooling_multipreview_combine]
@Preview(
name = "Spanish",
group = "locale",
locale = "es"
//@Preview(
// name = "Spanish",
// group = "locale",
//locale = "es"
)
@FontScalePreviews
annotation class CombinedPreviews
//@FontScalePreviews
//annotation class CombinedPreviews

@CombinedPreviews
@Composable
fun HelloWorldPreview2() {
MaterialTheme { Surface { Text(stringResource(R.string.hello_world)) } }
//@CombinedPreviews
//@Composable
//fun HelloWorldPreview2() {
// MaterialTheme { Surface { Text(stringResource(R.string.hello_world)) } }
}
// [END android_compose_tooling_multipreview_combine]

// [START android_compose_tooling_preview_bg_color]
@Preview(showBackground = true, backgroundColor = 0xFF00FF00)
@Composable
fun WithGreenBackground() {
Text("Hello World")
//@Preview(showBackground = true, backgroundColor = 0xFF00FF00)
//@Composable
//fun WithGreenBackground() {
// Text("Hello World")
}
// [END android_compose_tooling_preview_bg_color]

// [START android_compose_tooling_preview_dimens]
@Preview(widthDp = 50, heightDp = 50)
@Composable
fun SquareComposablePreview() {
Box(Modifier.background(Color.Yellow)) {
Text("Hello World")
//@Preview(widthDp = 50, heightDp = 50)
//@Composable
//fun SquareComposablePreview() {
// Box(Modifier.background(Color.Yellow)) {
// Text("Hello World")
}
}
// [END android_compose_tooling_preview_dimens]

// [START android_compose_tooling_preview_locale]
@Preview(locale = "fr-rFR")
@Composable
fun DifferentLocaleComposablePreview() {
Text(text = stringResource(R.string.greeting))
//@Preview(locale = "fr-rFR")
//@Composable
//fun DifferentLocaleComposablePreview() {
// Text(text = stringResource(R.string.greeting))
}
// [END android_compose_tooling_preview_locale]

// [START android_compose_tooling_preview_system_ui]
@Preview(showSystemUi = true)
@Composable
fun DecoratedComposablePreview() {
Text("Hello World")
//@Preview(showSystemUi = true)/
//@Composable
//fun DecoratedComposablePreview() {
// Text("Hello World")
}
// [END android_compose_tooling_preview_system_ui]

// [START android_compose_tooling_preview_parameter_provider_composable]
@Preview
@Composable
fun UserProfilePreview(
@PreviewParameter(UserPreviewParameterProvider::class) user: User
) {
UserProfile(user)
//@Preview
//@Composable
//fun UserProfilePreview(
// @PreviewParameter(UserPreviewParameterProvider::class) user: User
) //{
//UserProfile(user)
}

// [START_EXCLUDE silent]
@Composable
fun UserProfile(user: User) {
//@Composable
//fun UserProfile(user: User) {
}
// [END_EXCLUDE]
// [END android_compose_tooling_preview_parameter_provider_composable]

// [START android_compose_tooling_preview_parameter_provider]
class UserPreviewParameterProvider : PreviewParameterProvider<User> {
override val values = sequenceOf(
User("Elise"),
User("Frank"),
User("Julia")
//class UserPreviewParameterProvider : PreviewParameterProvider<User> {
// override val values = sequenceOf(
// User("Elise"),
// User("Frank"),
//User("Julia")
)
}
// [END android_compose_tooling_preview_parameter_provider]

// [START android_compose_tooling_preview_parameter_provider_composable2]
@Preview
@Composable
fun UserProfilePreview2(
@PreviewParameter(UserPreviewParameterProvider::class, limit = 2) user: User
//@Preview
//@Composable
//fun UserProfilePreview2(
// @PreviewParameter(UserPreviewParameterProvider::class, limit = 2) user: User
) {
UserProfile(user)
//UserProfile(user)
}
// [END android_compose_tooling_preview_parameter_provider_composable2]


// [START android_compose_tooling_preview_parameter_provider_composable3]
class UserAgePreviewParameterProvider : PreviewParameterProvider<User> {
//class UserAgePreviewParameterProvider : PreviewParameterProvider<User> {
// Using a List internally for efficient index-based access
private val userList = listOf(
User(name = "Elise", age = 30),
User(name = "Frank", age = 31),
User(name = "Julia", age = 40)
// private val userList = listOf(
// User(name = "Elise", age = 30),
// User(name = "Frank", age = 31),
//User(name = "Julia", age = 40)
)

override val values = userList.asSequence()
// override val values = userList.asSequence()

override fun getDisplayName(index: Int): String? {
//override fun getDisplayName(index: Int): String? {
// Return null or an empty string to use the default index-based name
val user = userList.getOrNull(index) ?: return null
return "${user.name} - ${user.age}"
// val user = userList.getOrNull(index) ?: return null
//return "${user.name} - ${user.age}"
}
}
// [END android_compose_tooling_preview_parameter_provider_composable3]

// [START_EXCLUDE silent]
data class User(val name: String, val age: Int = 0)
//data class User(val name: String, val age: Int = 0)
// [END_EXCLUDE]
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high

The entire content of this file has been commented out. If this code is no longer needed, it is best practice to delete it rather than commenting it out. This helps to keep the codebase clean and avoids confusion for other developers. Code history is preserved in version control, so it can be retrieved if necessary.

If there is a specific reason to temporarily disable this code, please add a comment explaining the context or document it in the pull request description.


/*
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