Switch to IJP 242 EAP

This in turn requires:
1. Updating the IJP Gradle plugin to 2.0 (beta)
2. Reworking the IDE sample build.gradle.kts in the new 2.0 syntax
3. Bumping the JBR version to 21

.gitignore

@@ -96,3 +96,28 @@ $RECYCLE.BIN/
 
 # Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored)
 !gradle-wrapper.jar
+/.intellijPlatform/localPlatformArtifacts/bundledModule-intellij.platform.collaborationTools-2024.2+202.xml
+/.intellijPlatform/localPlatformArtifacts/bundledModule-intellij.platform.collaborationTools-2024.2+277.xml
+/.intellijPlatform/localPlatformArtifacts/bundledModule-intellij.platform.collaborationTools-2024.2+294.xml
+/.intellijPlatform/localPlatformArtifacts/bundledModule-intellij.platform.vcs.impl-2024.2+202.xml
+/.intellijPlatform/localPlatformArtifacts/bundledModule-intellij.platform.vcs.impl-2024.2+277.xml
+/.intellijPlatform/localPlatformArtifacts/bundledModule-intellij.platform.vcs.impl-2024.2+294.xml
+/.intellijPlatform/localPlatformArtifacts/bundledModule-intellij.platform.vcs.log.impl-2024.2+202.xml
+/.intellijPlatform/localPlatformArtifacts/bundledModule-intellij.platform.vcs.log.impl-2024.2+277.xml
+/.intellijPlatform/localPlatformArtifacts/bundledModule-intellij.platform.vcs.log.impl-2024.2+294.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-com.intellij.copyright-2024.2+202.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-com.intellij.copyright-2024.2+277.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-com.intellij.copyright-2024.2+294.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-com.intellij.java-2024.2+202.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-com.intellij.java-2024.2+277.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-com.intellij.java-2024.2+294.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-com.intellij.platform.images-2024.2+202.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-com.intellij.platform.images-2024.2+277.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-com.intellij.platform.images-2024.2+294.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-com.jetbrains.performancePlugin-2024.2+202.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-com.jetbrains.performancePlugin-2024.2+277.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-com.jetbrains.performancePlugin-2024.2+294.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-org.jetbrains.kotlin-2024.2+202.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-org.jetbrains.kotlin-2024.2+277.xml
+/.intellijPlatform/localPlatformArtifacts/bundledPlugin-org.jetbrains.kotlin-2024.2+294.xml
+/.intellijPlatform/self-update.lock

buildSrc/settings.gradle.kts

@@ -7,6 +7,7 @@ rootProject.name = "buildSrc"
 dependencyResolutionManagement {
     repositories {
         google()
+        maven("https://maven.pkg.jetbrains.space/public/p/compose/dev")
         gradlePluginPortal()
         mavenCentral()
     }

buildSrc/src/main/kotlin/jewel.gradle.kts

@@ -19,14 +19,14 @@ version = when {
 java {
     toolchain {
         vendor = JvmVendorSpec.JETBRAINS
-        languageVersion = JavaLanguageVersion.of(17)
+        languageVersion = JavaLanguageVersion.of(21)
     }
 }
 
 kotlin {
     jvmToolchain {
         vendor = JvmVendorSpec.JETBRAINS
-        languageVersion = JavaLanguageVersion.of(17)
+        languageVersion = JavaLanguageVersion.of(21)
     }
 
     target {

decorated-window/src/main/kotlin/org/jetbrains/jewel/window/utils/macos/ID.kt

@@ -6,6 +6,7 @@ import com.sun.jna.NativeLong
  * Could be an address in memory (if pointer to a class or method) or a
  * value (like 0 or 1)
  */
+@Suppress("OVERRIDE_DEPRECATION") // Copied code
 internal class ID : NativeLong {
     constructor()
     constructor(peer: Long) : super(peer)

gradle.properties

@@ -6,5 +6,7 @@ kotlin.stdlib.default.dependency=false
 # See https://jb.gg/intellij-platform-kotlin-oom
 kotlin.incremental.useClasspathSnapshot=false
 
-ijp.target=241
+org.jetbrains.intellij.platform.buildFeature.useBinaryReleases=false
+
+ijp.target=242
 jewel.release.version=0.19.7

gradle/libs.versions.toml

@@ -3,8 +3,8 @@ commonmark = "0.22.0"
 composeDesktop = "1.7.0-dev1703"
 detekt = "1.23.6"
 dokka = "1.9.20"
-idea = "241.17890.1"
-ideaGradlePlugin = "1.17.3"
+idea = "242.19533.56-EAP-SNAPSHOT"
+ideaPlugin = "2.0.0-beta8"
 jna = "5.14.0"
 kotlin = "1.9.24"
 kotlinSarif = "0.5.0"
@@ -24,10 +24,6 @@ kotlinSarif = { module = "io.github.detekt.sarif4k:sarif4k", version.ref = "kotl
 kotlin-reflect = { module = "org.jetbrains.kotlin:kotlin-reflect", version.ref = "kotlin" }
 kotlinx-serialization-json = { module = "org.jetbrains.kotlinx:kotlinx-serialization-json", version.ref = "kotlinxSerialization" }
 
-ij-platform-ide-core = { module = "com.jetbrains.intellij.platform:ide-core", version.ref = "idea" }
-ij-platform-ide-impl = { module = "com.jetbrains.intellij.platform:ide-impl", version.ref = "idea" }
-ij-platform-core-ui = { module = "com.jetbrains.intellij.platform:core-ui", version.ref = "idea" }
-
 jna-core = { module = "net.java.dev.jna:jna", version.ref = "jna" }
 
 # Plugin libraries for build-logic's convention plugins to use to resolve the types/tasks coming from these plugins
@@ -39,14 +35,12 @@ kotlinter-gradlePlugin = { module = "org.jmailen.gradle:kotlinter-gradle", versi
 kotlinx-binaryCompatValidator-gradlePlugin = { module = "org.jetbrains.kotlinx:binary-compatibility-validator", version.ref = "kotlinxBinaryCompat" }
 poko-gradlePlugin = { module = "dev.drewhamilton.poko:poko-gradle-plugin", version.ref = "poko" }
 
-[bundles]
-idea = ["ij-platform-ide-core", "ij-platform-ide-impl", "ij-platform-core-ui"]
-
 [plugins]
 composeDesktop = { id = "org.jetbrains.compose", version.ref = "composeDesktop" }
 detekt = { id = "io.gitlab.arturbosch.detekt", version.ref = "detekt" }
 dokka = { id = "org.jetbrains.dokka", version.ref = "dokka" }
-ideaGradlePlugin = { id = "org.jetbrains.intellij", version.ref = "ideaGradlePlugin" }
+ideaPlugin = { id = "org.jetbrains.intellij.platform", version.ref = "ideaPlugin" }
+ideaPluginModule = { id = "org.jetbrains.intellij.platform.base", version.ref = "ideaPlugin" }
 kotlinJvm = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }
 kotlinx-binaryCompatValidator = { id = "org.jetbrains.kotlinx.binary-compatibility-validator", version.ref = "kotlinxBinaryCompat" }
 kotlinx-serialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }

ide-laf-bridge/build.gradle.kts

@@ -4,14 +4,29 @@ plugins {
     `jewel-check-public-api`
     `ide-version-checker`
     alias(libs.plugins.composeDesktop)
+    alias(libs.plugins.ideaPluginModule)
+}
+
+// Because we need to define IJP dependencies, the dependencyResolutionManagement
+// from settings.gradle.kts is overridden and we have to redeclare everything here.
+repositories {
+    google()
+    maven("https://maven.pkg.jetbrains.space/public/p/compose/dev")
+    mavenCentral()
+
+    intellijPlatform {
+        defaultRepositories()
+    }
 }
 
 dependencies {
     api(projects.ui) {
         exclude(group = "org.jetbrains.kotlinx")
     }
 
-    compileOnly(libs.bundles.idea)
+    intellijPlatform {
+        intellijIdeaCommunity(libs.versions.idea)
+    }
 
     testImplementation(compose.desktop.uiTestJUnit4)
     testImplementation(compose.desktop.currentOs) {

markdown/ide-laf-bridge-styling/build.gradle.kts

@@ -3,13 +3,29 @@ plugins {
     `jewel-publish`
     `jewel-check-public-api`
     alias(libs.plugins.composeDesktop)
+    alias(libs.plugins.ideaPluginModule)
+}
+
+// Because we need to define IJP dependencies, the dependencyResolutionManagement
+// from settings.gradle.kts is overridden and we have to redeclare everything here.
+repositories {
+    google()
+    maven("https://maven.pkg.jetbrains.space/public/p/compose/dev")
+    mavenCentral()
+
+    intellijPlatform {
+        defaultRepositories()
+    }
 }
 
 dependencies {
     api(projects.markdown.core)
     api(projects.ideLafBridge)
     compileOnly(projects.markdown.extension.gfmAlerts)
-    compileOnly(libs.bundles.idea)
+
+    intellijPlatform {
+        intellijIdeaCommunity(libs.versions.idea)
+    }
 
     testImplementation(compose.desktop.uiTestJUnit4)
 }

samples/ide-plugin/build.gradle.kts

@@ -1,28 +1,27 @@
 plugins {
     jewel
     alias(libs.plugins.composeDesktop)
-    alias(libs.plugins.ideaGradlePlugin)
+    alias(libs.plugins.ideaPlugin)
     `android-studio-releases-generator`
 }
-
-intellij {
-    pluginName = "Jewel Demo"
-    plugins = listOf("org.jetbrains.kotlin")
-    version = libs.versions.idea.get()
-}
-
-// TODO remove this once the IJ Gradle plugin fixes their repositories bug
-// See https://github.com/JetBrains/gradle-intellij-plugin/issues/776
+// Because we need to define IJP dependencies, the dependencyResolutionManagement
+// from settings.gradle.kts is overridden and we have to redeclare everything here.
 repositories {
-    maven("https://maven.pkg.jetbrains.space/public/p/compose/dev")
-    maven("https://www.jetbrains.com/intellij-repository/releases")
-    maven("https://cache-redirector.jetbrains.com/intellij-dependencies")
     google()
+    maven("https://maven.pkg.jetbrains.space/public/p/compose/dev")
     mavenCentral()
-
+
+    intellijPlatform {
+        defaultRepositories()
+    }
 }
 
 dependencies {
+    intellijPlatform {
+        intellijIdeaCommunity(libs.versions.idea)
+        instrumentationTools()
+    }
+
     implementation(projects.ideLafBridge) {
         exclude(group = "org.jetbrains.kotlinx")
     }
@@ -37,6 +36,10 @@ dependencies {
     }
 }
 
+intellijPlatform {
+    pluginConfiguration { name = "Jewel Demo" }
+}
+
 tasks {
     // We don't have any settings in the demo plugin
     buildSearchableOptions {

samples/ide-plugin/src/main/kotlin/org/jetbrains/jewel/samples/ideplugin/releasessample/DetailsPanel.kt

@@ -5,11 +5,10 @@ import com.intellij.ui.components.JBScrollPane
 import com.intellij.ui.dsl.builder.BottomGap
 import com.intellij.ui.dsl.builder.Panel
 import com.intellij.ui.dsl.builder.panel
-import com.intellij.ui.scale.JBUIScale.scale
-import com.intellij.ui.util.maximumHeight
 import com.intellij.util.ImageLoader
 import com.intellij.util.ui.ComponentWithEmptyText
 import com.intellij.util.ui.ImageUtil
+import com.intellij.util.ui.JBDimension
 import com.intellij.util.ui.JBFont
 import com.intellij.util.ui.JBUI
 import com.intellij.util.ui.components.BorderLayoutPanel
@@ -49,7 +48,7 @@ private class ItemDetailsPanel(
         if (bufferedImage != null) {
             val imageContainer =
                 ImageComponent(scope).apply {
-                    maximumHeight = scale(200)
+                    maximumSize = JBDimension(Int.MAX_VALUE, 200)
                     image = bufferedImage
                 }
 

samples/standalone/build.gradle.kts

@@ -49,7 +49,7 @@ tasks {
         // register the task in the afterEvaluate block
         afterEvaluate {
             javaLauncher = project.javaToolchains.launcherFor {
-                languageVersion = JavaLanguageVersion.of(17)
+                languageVersion = JavaLanguageVersion.of(21)
                 vendor = JvmVendorSpec.JETBRAINS
             }
             setExecutable(javaLauncher.map { it.executablePath.asFile.absolutePath }.get())

samples/standalone/src/main/kotlin/org/jetbrains/jewel/samples/standalone/reflection/Views.kt

@@ -49,6 +49,7 @@ internal fun findViews(packageName: String): List<ViewInfo> {
                             val kFunc = it.kotlinFunction ?: return@mapNotNull null
                             if (kFunc.parameters.isNotEmpty() || kFunc.returnType.classifier != Unit::class) return@mapNotNull null
 
+                            @Suppress("UNCHECKED_CAST")
                             ViewInfo(
                                 title = annotation.title,
                                 position = annotation.position,

settings.gradle.kts

@@ -6,9 +6,10 @@ rootProject.name = "jewel"
 
 pluginManagement {
     repositories {
-        gradlePluginPortal()
         maven("https://maven.pkg.jetbrains.space/kotlin/p/kotlin/dev/")
         maven("https://maven.pkg.jetbrains.space/public/p/compose/dev")
+        maven("https://oss.sonatype.org/content/repositories/snapshots/")
+        gradlePluginPortal()
         mavenCentral()
     }
 }
@@ -17,9 +18,6 @@ dependencyResolutionManagement {
     repositories {
         google()
         maven("https://maven.pkg.jetbrains.space/public/p/compose/dev")
-        maven("https://www.jetbrains.com/intellij-repository/releases")
-        maven("https://www.jetbrains.com/intellij-repository/snapshots")
-        maven("https://cache-redirector.jetbrains.com/intellij-dependencies")
         mavenCentral()
     }
 }