src/main/kotlin/platform/mixin/insight/MixinTargetLineMarkerProvider.kt diff

← → edited src/main/kotlin/platform/mixin/insight/MixinTargetLineMarkerProvider.kt

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⁠ joe: 2025

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/*
* Minecraft Development for IntelliJ
*
* https://mcdev.io/
*
* Copyright (C) 2024 minecraft-dev
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, version 3.0 only.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/

package com.demonwav.mcdev.platform.mixin.insight

import com.demonwav.mcdev.asset.MixinAssets
import com.demonwav.mcdev.platform.mixin.handlers.MixinAnnotationHandler
import com.demonwav.mcdev.platform.mixin.util.isMixin
import com.demonwav.mcdev.util.mapFirstNotNull
import com.intellij.codeInsight.daemon.GutterIconNavigationHandler
import com.intellij.codeInsight.daemon.LineMarkerInfo
import com.intellij.codeInsight.daemon.LineMarkerProviderDescriptor
import com.intellij.codeInsight.hint.HintManager
import com.intellij.codeInsight.navigation.getPsiElementPopup
import com.intellij.openapi.editor.markup.GutterIconRenderer
import com.intellij.openapi.fileEditor.FileEditorManager
import com.intellij.psi.PsiAnnotation
import com.intellij.psi.PsiElement
import com.intellij.psi.PsiField
import com.intellij.psi.PsiIdentifier
import com.intellij.psi.PsiMember
import com.intellij.psi.PsiMethod
import com.intellij.psi.SmartPsiElementPointer
import com.intellij.psi.util.createSmartPointer
import com.intellij.ui.awt.RelativePoint
import com.intellij.util.PsiNavigateUtil
import java.awt.event.MouseEvent

class MixinTargetLineMarkerProvider : LineMarkerProviderDescriptor() {

override fun getName() = "Mixin target line marker"
override fun getIcon() = MixinAssets.SHADOW

override fun getLineMarkerInfo(element: PsiElement): LineMarkerInfo<PsiIdentifier>? {
if (element !is PsiMember) {
return null
}
val containingClass = element.containingClass ?: return null
if (!containingClass.isMixin) {
return null
}

val identifier = when (element) {
is PsiMethod -> element.nameIdentifier
is PsiField -> element.nameIdentifier
else -> null
} ?: return null

val (handler, annotation) = element.annotations.mapFirstNotNull { annotation ->
annotation.qualifiedName?.let { qName ->
MixinAnnotationHandler.forMixinAnnotation(qName, annotation.project)?.let { it to annotation }
}
} ?: return null
if (handler.isUnresolved(annotation) != null) {
return null
}
val simpleName = annotation.qualifiedName?.substringAfterLast('.') ?: return null

return LineMarkerInfo(
identifier,
identifier.textRange,
icon,
{ "Go to the $simpleName target" },
MixinGutterIconNavigationHandler(identifier.createSmartPointer(), annotation.createSmartPointer(), handler),
GutterIconRenderer.Alignment.LEFT,
{ "mixin $simpleName target indicator" },
)
}

private class MixinGutterIconNavigationHandler(
private val identifierPointer: SmartPsiElementPointer<PsiIdentifier>,
private val annotationPointer: SmartPsiElementPointer<PsiAnnotation>,
private val handler: MixinAnnotationHandler,
) : GutterIconNavigationHandler<PsiIdentifier> {
override fun navigate(e: MouseEvent, elt: PsiIdentifier) {
val element = identifierPointer.element ?: return
if (element != elt) {
return
}
val annotation = annotationPointer.element ?: return
val targets = handler.resolveForNavigation(annotation)
val editor = FileEditorManager.getInstance(elt.project).selectedTextEditor
when (targets.size) {
0 -> {
if (editor != null) {
HintManager.getInstance().showErrorHint(
editor,
"Cannot find corresponding element in source code",
)
}
}
1 -> {
PsiNavigateUtil.navigate(targets[0])
}
else -> {
if (editor != null) {
getPsiElementPopup(targets.toTypedArray(), "Choose Target")
.showInBestPositionFor(editor)
} else {
getPsiElementPopup(targets.toTypedArray(), "Choose Target")
.show(RelativePoint(e))
}
}
}
}
}
}

/*
* Minecraft Development for IntelliJ
*
* https://mcdev.io/
*
* Copyright (C) 2025 minecraft-dev
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, version 3.0 only.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/

package com.demonwav.mcdev.platform.mixin.insight

import com.demonwav.mcdev.asset.MixinAssets
import com.demonwav.mcdev.platform.mixin.handlers.MixinAnnotationHandler
import com.demonwav.mcdev.platform.mixin.util.isMixin
import com.demonwav.mcdev.util.mapFirstNotNull
import com.intellij.codeInsight.daemon.GutterIconNavigationHandler
import com.intellij.codeInsight.daemon.LineMarkerInfo
import com.intellij.codeInsight.daemon.LineMarkerProviderDescriptor
import com.intellij.codeInsight.hint.HintManager
import com.intellij.codeInsight.navigation.getPsiElementPopup
import com.intellij.openapi.editor.markup.GutterIconRenderer
import com.intellij.openapi.fileEditor.FileEditorManager
import com.intellij.psi.PsiAnnotation
import com.intellij.psi.PsiElement
import com.intellij.psi.PsiField
import com.intellij.psi.PsiIdentifier
import com.intellij.psi.PsiMember
import com.intellij.psi.PsiMethod
import com.intellij.psi.SmartPsiElementPointer
import com.intellij.psi.util.createSmartPointer
import com.intellij.ui.awt.RelativePoint
import com.intellij.util.PsiNavigateUtil
import java.awt.event.MouseEvent

class MixinTargetLineMarkerProvider : LineMarkerProviderDescriptor() {

override fun getName() = "Mixin target line marker"
override fun getIcon() = MixinAssets.SHADOW

override fun getLineMarkerInfo(element: PsiElement): LineMarkerInfo<PsiIdentifier>? {
if (element !is PsiMember) {
return null
}
val containingClass = element.containingClass ?: return null
if (!containingClass.isMixin) {
return null
}

val identifier = when (element) {
is PsiMethod -> element.nameIdentifier
is PsiField -> element.nameIdentifier
else -> null
} ?: return null

val (handler, annotation) = element.annotations.mapFirstNotNull { annotation ->
annotation.qualifiedName?.let { qName ->
MixinAnnotationHandler.forMixinAnnotation(qName, annotation.project)?.let { it to annotation }
}
} ?: return null
if (handler.isUnresolved(annotation) != null) {
return null
}
val simpleName = annotation.qualifiedName?.substringAfterLast('.') ?: return null

return LineMarkerInfo(
identifier,
identifier.textRange,
icon,
{ "Go to the $simpleName target" },
MixinGutterIconNavigationHandler(identifier.createSmartPointer(), annotation.createSmartPointer(), handler),
GutterIconRenderer.Alignment.LEFT,
{ "mixin $simpleName target indicator" },
)
}

private class MixinGutterIconNavigationHandler(
private val identifierPointer: SmartPsiElementPointer<PsiIdentifier>,
private val annotationPointer: SmartPsiElementPointer<PsiAnnotation>,
private val handler: MixinAnnotationHandler,
) : GutterIconNavigationHandler<PsiIdentifier> {
override fun navigate(e: MouseEvent, elt: PsiIdentifier) {
val element = identifierPointer.element ?: return
if (element != elt) {
return
}
val annotation = annotationPointer.element ?: return
val targets = handler.resolveForNavigation(annotation)
val editor = FileEditorManager.getInstance(elt.project).selectedTextEditor
when (targets.size) {
0 -> {
if (editor != null) {
HintManager.getInstance().showErrorHint(
editor,
"Cannot find corresponding element in source code",
)
}
}
1 -> {
PsiNavigateUtil.navigate(targets[0])
}
else -> {
if (editor != null) {
getPsiElementPopup(targets.toTypedArray(), "Choose Target")
.showInBestPositionFor(editor)
} else {
getPsiElementPopup(targets.toTypedArray(), "Choose Target")
.show(RelativePoint(e))
}
}
}
}
}
}

/* * Minecraft Development for IntelliJ * * https://mcdev.io/ * * Copyright (C) 2024 minecraft-dev * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published * by the Free Software Foundation, version 3.0 only. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program. If not, see <https://www.gnu.org/licenses/>. */ package com.demonwav.mcdev.platform.mixin.insight import com.demonwav.mcdev.asset.MixinAssets import com.demonwav.mcdev.platform.mixin.handlers.MixinAnnotationHandler import com.demonwav.mcdev.platform.mixin.util.isMixin import com.demonwav.mcdev.util.mapFirstNotNull import com.intellij.codeInsight.daemon.GutterIconNavigationHandler import com.intellij.codeInsight.daemon.LineMarkerInfo import com.intellij.codeInsight.daemon.LineMarkerProviderDescriptor import com.intellij.codeInsight.hint.HintManager import com.intellij.codeInsight.navigation.getPsiElementPopup import com.intellij.openapi.editor.markup.GutterIconRenderer import com.intellij.openapi.fileEditor.FileEditorManager import com.intellij.psi.PsiAnnotation import com.intellij.psi.PsiElement import com.intellij.psi.PsiField import com.intellij.psi.PsiIdentifier import com.intellij.psi.PsiMember import com.intellij.psi.PsiMethod import com.intellij.psi.SmartPsiElementPointer import com.intellij.psi.util.createSmartPointer import com.intellij.ui.awt.RelativePoint import com.intellij.util.PsiNavigateUtil import java.awt.event.MouseEvent class MixinTargetLineMarkerProvider : LineMarkerProviderDescriptor() { override fun getName() = "Mixin target line marker" override fun getIcon() = MixinAssets.SHADOW override fun getLineMarkerInfo(element: PsiElement): LineMarkerInfo<PsiIdentifier>? { if (element !is PsiMember) { return null } val containingClass = element.containingClass ?: return null if (!containingClass.isMixin) { return null } val identifier = when (element) { is PsiMethod -> element.nameIdentifier is PsiField -> element.nameIdentifier else -> null } ?: return null val (handler, annotation) = element.annotations.mapFirstNotNull { annotation -> annotation.qualifiedName?.let { qName -> MixinAnnotationHandler.forMixinAnnotation(qName, annotation.project)?.let { it to annotation } } } ?: return null if (handler.isUnresolved(annotation) != null) { return null } val simpleName = annotation.qualifiedName?.substringAfterLast('.') ?: return null return LineMarkerInfo( identifier, identifier.textRange, icon, { "Go to the $simpleName target" }, MixinGutterIconNavigationHandler(identifier.createSmartPointer(), annotation.createSmartPointer(), handler), GutterIconRenderer.Alignment.LEFT, { "mixin $simpleName target indicator" }, ) } private class MixinGutterIconNavigationHandler( private val identifierPointer: SmartPsiElementPointer<PsiIdentifier>, private val annotationPointer: SmartPsiElementPointer<PsiAnnotation>, private val handler: MixinAnnotationHandler, ) : GutterIconNavigationHandler<PsiIdentifier> { override fun navigate(e: MouseEvent, elt: PsiIdentifier) { val element = identifierPointer.element ?: return if (element != elt) { return } val annotation = annotationPointer.element ?: return val targets = handler.resolveForNavigation(annotation) val editor = FileEditorManager.getInstance(elt.project).selectedTextEditor when (targets.size) { 0 -> { if (editor != null) { HintManager.getInstance().showErrorHint( editor, "Cannot find corresponding element in source code", ) } } 1 -> { PsiNavigateUtil.navigate(targets[0]) } else -> { if (editor != null) { getPsiElementPopup(targets.toTypedArray(), "Choose Target") .showInBestPositionFor(editor) } else { getPsiElementPopup(targets.toTypedArray(), "Choose Target") .show(RelativePoint(e)) } } } } } } /* * Minecraft Development for IntelliJ * * https://mcdev.io/ * * Copyright (C) 2025 minecraft-dev * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published * by the Free Software Foundation, version 3.0 only. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program. If not, see <https://www.gnu.org/licenses/>. */ package com.demonwav.mcdev.platform.mixin.insight import com.demonwav.mcdev.asset.MixinAssets import com.demonwav.mcdev.platform.mixin.handlers.MixinAnnotationHandler import com.demonwav.mcdev.platform.mixin.util.isMixin import com.demonwav.mcdev.util.mapFirstNotNull import com.intellij.codeInsight.daemon.GutterIconNavigationHandler import com.intellij.codeInsight.daemon.LineMarkerInfo import com.intellij.codeInsight.daemon.LineMarkerProviderDescriptor import com.intellij.codeInsight.hint.HintManager import com.intellij.codeInsight.navigation.getPsiElementPopup import com.intellij.openapi.editor.markup.GutterIconRenderer import com.intellij.openapi.fileEditor.FileEditorManager import com.intellij.psi.PsiAnnotation import com.intellij.psi.PsiElement import com.intellij.psi.PsiField import com.intellij.psi.PsiIdentifier import com.intellij.psi.PsiMember import com.intellij.psi.PsiMethod import com.intellij.psi.SmartPsiElementPointer import com.intellij.psi.util.createSmartPointer import com.intellij.ui.awt.RelativePoint import com.intellij.util.PsiNavigateUtil import java.awt.event.MouseEvent class MixinTargetLineMarkerProvider : LineMarkerProviderDescriptor() { override fun getName() = "Mixin target line marker" override fun getIcon() = MixinAssets.SHADOW override fun getLineMarkerInfo(element: PsiElement): LineMarkerInfo<PsiIdentifier>? { if (element !is PsiMember) { return null } val containingClass = element.containingClass ?: return null if (!containingClass.isMixin) { return null } val identifier = when (element) { is PsiMethod -> element.nameIdentifier is PsiField -> element.nameIdentifier else -> null } ?: return null val (handler, annotation) = element.annotations.mapFirstNotNull { annotation -> annotation.qualifiedName?.let { qName -> MixinAnnotationHandler.forMixinAnnotation(qName, annotation.project)?.let { it to annotation } } } ?: return null if (handler.isUnresolved(annotation) != null) { return null } val simpleName = annotation.qualifiedName?.substringAfterLast('.') ?: return null return LineMarkerInfo( identifier, identifier.textRange, icon, { "Go to the $simpleName target" }, MixinGutterIconNavigationHandler(identifier.createSmartPointer(), annotation.createSmartPointer(), handler), GutterIconRenderer.Alignment.LEFT, { "mixin $simpleName target indicator" }, ) } private class MixinGutterIconNavigationHandler( private val identifierPointer: SmartPsiElementPointer<PsiIdentifier>, private val annotationPointer: SmartPsiElementPointer<PsiAnnotation>, private val handler: MixinAnnotationHandler, ) : GutterIconNavigationHandler<PsiIdentifier> { override fun navigate(e: MouseEvent, elt: PsiIdentifier) { val element = identifierPointer.element ?: return if (element != elt) { return } val annotation = annotationPointer.element ?: return val targets = handler.resolveForNavigation(annotation) val editor = FileEditorManager.getInstance(elt.project).selectedTextEditor when (targets.size) { 0 -> { if (editor != null) { HintManager.getInstance().showErrorHint( editor, "Cannot find corresponding element in source code", ) } } 1 -> { PsiNavigateUtil.navigate(targets[0]) } else -> { if (editor != null) { getPsiElementPopup(targets.toTypedArray(), "Choose Target") .showInBestPositionFor(editor) } else { getPsiElementPopup(targets.toTypedArray(), "Choose Target") .show(RelativePoint(e)) } } } } } }

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