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SeidkoSeidko
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feat(pasteboard): support android (#362)
* feat(pasteboard): support android * fix: handle some case * fix: add provider manifest * fix: wrong uri * revert: revert not handle content uri
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11 files changed

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‎packages/pasteboard/android/.gitignore

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*.iml
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.gradle
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/local.properties
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/.idea/workspace.xml
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/.idea/libraries
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.DS_Store
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/build
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/captures
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.cxx

‎packages/pasteboard/android/build.gradle

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group = "one.mixin.pasteboard"
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version = "1.0-SNAPSHOT"
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buildscript {
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ext.kotlin_version = "1.8.22"
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repositories {
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google()
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mavenCentral()
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}
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dependencies {
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classpath("com.android.tools.build:gradle:8.1.4")
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classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version")
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}
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}
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allprojects {
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repositories {
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google()
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mavenCentral()
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}
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}
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apply plugin: "com.android.library"
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apply plugin: "kotlin-android"
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android {
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if (project.android.hasProperty("namespace")) {
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namespace = "one.mixin.pasteboard"
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}
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compileSdk = 34
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compileOptions {
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sourceCompatibility = JavaVersion.VERSION_1_8
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targetCompatibility = JavaVersion.VERSION_1_8
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}
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kotlinOptions {
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jvmTarget = JavaVersion.VERSION_1_8
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}
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sourceSets {
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main.java.srcDirs += "src/main/kotlin"
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test.java.srcDirs += "src/test/kotlin"
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}
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defaultConfig {
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minSdk = 21
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}
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dependencies {
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testImplementation("org.jetbrains.kotlin:kotlin-test")
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testImplementation("org.mockito:mockito-core:5.0.0")
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}
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testOptions {
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unitTests.all {
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useJUnitPlatform()
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testLogging {
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events "passed", "skipped", "failed", "standardOut", "standardError"
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outputs.upToDateWhen {false}
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showStandardStreams = true
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}
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}
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}
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}

‎packages/pasteboard/android/gradle/wrapper/gradle-wrapper.jar

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‎packages/pasteboard/android/gradle/wrapper/gradle-wrapper.properties

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distributionBase=GRADLE_USER_HOME
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distributionPath=wrapper/dists
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distributionUrl=https\://services.gradle.org/distributions/gradle-8.5-bin.zip
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networkTimeout=10000
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validateDistributionUrl=true
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zipStoreBase=GRADLE_USER_HOME
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zipStorePath=wrapper/dists

‎packages/pasteboard/android/settings.gradle

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rootProject.name = 'pasteboard'

‎packages/pasteboard/android/src/main/AndroidManifest.xml

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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="one.mixin.pasteboard">
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</manifest>

‎packages/pasteboard/android/src/main/kotlin/one/mixin/pasteboard/PasteboardPlugin.kt

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package one.mixin.pasteboard
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import android.content.ClipData
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import android.content.ClipboardManager
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import android.content.Context
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import android.graphics.Bitmap
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import android.graphics.BitmapFactory
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import android.net.Uri
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import androidx.core.content.FileProvider
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import io.flutter.embedding.engine.plugins.FlutterPlugin
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import io.flutter.plugin.common.MethodCall
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import io.flutter.plugin.common.MethodChannel
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import io.flutter.plugin.common.MethodChannel.MethodCallHandler
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import io.flutter.plugin.common.MethodChannel.Result
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import java.io.ByteArrayOutputStream
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import java.io.File
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import java.io.FileInputStream
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import java.io.FileOutputStream
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import java.io.IOException
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import java.util.UUID
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import kotlin.concurrent.thread
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/** PasteboardPlugin */
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class PasteboardPlugin: FlutterPlugin, MethodCallHandler {
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/// The MethodChannel that will the communication between Flutter and native Android
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///
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/// This local reference serves to register the plugin with the Flutter Engine and unregister it
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/// when the Flutter Engine is detached from the Activity
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private lateinit var context: Context
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private lateinit var channel : MethodChannel
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override fun onAttachedToEngine(flutterPluginBinding: FlutterPlugin.FlutterPluginBinding) {
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channel = MethodChannel(flutterPluginBinding.binaryMessenger, "pasteboard")
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channel.setMethodCallHandler(this)
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context = flutterPluginBinding.applicationContext
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}
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override fun onMethodCall(call: MethodCall, result: Result) {
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val manager = context.getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager
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val cr = context.contentResolver
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val first = manager.primaryClip?.getItemAt(0)
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when (call.method) {
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"image" -> {
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first?.uri?.let {
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val mime = cr.getType(it)
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if (mime == null || !mime.startsWith("image")) return result.success(null)
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result.success(cr.openInputStream(it).use { stream ->
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stream?.buffered()?.readBytes()
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})
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}
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result.success(null)
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}
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"files" -> {
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manager.primaryClip?.run {
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if (itemCount == 0) result.success(null)
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val files: MutableList<String> = mutableListOf()
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for (i in 0 until itemCount) {
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getItemAt(i).uri?.let {
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files.add(it.toString())
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}
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}
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result.success(files)
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}
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}
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"html" -> result.success(first?.htmlText)
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"writeFiles" -> {
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val args = call.arguments<List<String>>() ?: return result.error(
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"NoArgs",
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"Missing Arguments",
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null,
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)
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val clip: ClipData? = null
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for (i in args) {
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val uri = Uri.parse(i)
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clip ?: ClipData.newUri(cr, "files", uri)
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clip?.addItem(ClipData.Item(uri))
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}
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clip?.let {
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manager.setPrimaryClip(it)
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}
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result.success(null)
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}
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"writeImage" -> {
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val image = call.arguments<ByteArray>() ?: return result.error(
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"NoArgs",
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"Missing Arguments",
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null,
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)
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val out = ByteArrayOutputStream()
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thread {
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val bitmap = BitmapFactory.decodeByteArray(image, 0, image.size)
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bitmap.compress(Bitmap.CompressFormat.PNG, 100, out)
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}
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val name = UUID.randomUUID().toString()
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val file = File(context.cacheDir, name)
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FileOutputStream(file).use {
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out.writeTo(it)
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}
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val uri = FileProvider.getUriForFile(context, "${context.packageName}.provider", file)
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val clip = ClipData.newUri(cr, "image.png", uri)
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manager.setPrimaryClip(clip)
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}
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else -> result.notImplemented()
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}
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}
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override fun onDetachedFromEngine(binding: FlutterPlugin.FlutterPluginBinding) {
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channel.setMethodCallHandler(null)
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}
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}

‎packages/pasteboard/example/android/app/src/main/AndroidManifest.xml

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<meta-data
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android:name="flutterEmbedding"
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android:value="2" />
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<provider
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android:name="androidx.core.content.FileProvider"
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android:authorities="${applicationId}.provider"
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android:exported="false"
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android:grantUriPermissions="true">
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<meta-data
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android:name="android.support.FILE_PROVIDER_PATHS"
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android:resource="@xml/provider_paths" />
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</provider>
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</application>
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<!-- Required to query activities that can process text, see:
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https://developer.android.com/training/package-visibility and

‎packages/pasteboard/example/android/app/src/main/res/xml/provider_paths.xml

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<?xml version="1.0" encoding="utf-8"?>
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<paths xmlns:android="http://schemas.android.com/apk/res/android">
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<external-path
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name="external_files"
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path="." />
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</paths>

‎packages/pasteboard/lib/src/pasteboard_platform_io.dart

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@override
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Future<String?> get html async {
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if (Platform.isWindows) {
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if (Platform.isWindows || Platform.isAndroid) {
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return await _channel.invokeMethod<Object>('html') as String?;
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}
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return null;
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if (image == null) {
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return null;
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}
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if (Platform.isMacOS || Platform.isLinux || Platform.isIOS) {
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if (Platform.isMacOS || Platform.isLinux || Platform.isIOS || Platform.isAndroid) {
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return image as Uint8List;
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} else if (Platform.isWindows) {
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final file = File(image as String);
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if (image == null) {
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return;
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}
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if (Platform.isIOS || Platform.isMacOS) {
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if (Platform.isIOS || Platform.isMacOS || Platform.isAndroid) {
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await _channel.invokeMethod<void>('writeImage', image);
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} else if (Platform.isWindows) {
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final file = await File(GetTempFileName()).create();

‎packages/pasteboard/pubspec.yaml

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flutter:
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plugin:
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platforms:
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android:
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package: one.mixin.pasteboard
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pluginClass: PasteboardPlugin
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macos:
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pluginClass: PasteboardPlugin
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windows:

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