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// Copyright 2000-2022 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
package com.intellij.codeInsight.actions
import com.intellij.application.options.colors.ReaderModeStatsCollector
import com.intellij.codeInsight.actions.ReaderModeSettingsListener.Companion.applyToAllEditors
import com.intellij.ide.DataManager
import com.intellij.openapi.editor.EditorFactory
import com.intellij.openapi.editor.colors.impl.AppEditorFontOptions
import com.intellij.openapi.editor.colors.impl.FontPreferencesImpl
import com.intellij.openapi.editor.ex.EditorSettingsExternalizable
import com.intellij.openapi.editor.impl.EditorImpl
import com.intellij.openapi.fileEditor.FileDocumentManager
import com.intellij.openapi.fileEditor.FileEditorManager
import com.intellij.openapi.fileEditor.TextEditor
import com.intellij.openapi.options.ex.Settings
import com.intellij.openapi.project.Project
import com.intellij.openapi.startup.StartupActivity
import com.intellij.openapi.util.Disposer
import com.intellij.util.messages.Topic
import java.beans.PropertyChangeListener
import java.util.*
internal interface ReaderModeListener : EventListener {
fun modeChanged(project: Project)
}
class ReaderModeSettingsListener : ReaderModeListener {
companion object {
@Topic.ProjectLevel
@JvmField
internal val TOPIC = Topic(ReaderModeListener::class.java, Topic.BroadcastDirection.NONE)
fun applyToAllEditors(project: Project) {
for (editor in FileEditorManager.getInstance(project).allEditors) {
if (editor is TextEditor) {
ReaderModeSettings.applyReaderMode(project, editor.editor, editor.file, fileIsOpenAlready = true)
}
}
EditorFactory.getInstance().allEditors.forEach {
if (it !is EditorImpl) return@forEach
if (it.getProject() != project) return@forEach
ReaderModeSettings.applyReaderMode(project, it, FileDocumentManager.getInstance().getFile(it.document), fileIsOpenAlready = true)
}
}
fun goToEditorReaderMode() {
DataManager.getInstance().dataContextFromFocusAsync.onSuccess { context ->
context?.let { dataContext ->
Settings.KEY.getData(dataContext)?.let { settings ->
settings.select(settings.find("editor.reader.mode"))
ReaderModeStatsCollector.logSeeAlsoNavigation()
}
}
}
}
}
override fun modeChanged(project: Project) {
if (!project.isDefault) {
applyToAllEditors(project)
}
}
}
private class ReaderModeEditorSettingsListener : StartupActivity.DumbAware {
override fun runActivity(project: Project) {
val propertyChangeListener = PropertyChangeListener { event ->
when (event.propertyName) {
EditorSettingsExternalizable.PROP_DOC_COMMENT_RENDERING -> {
ReaderModeSettings.getInstance(project).showRenderedDocs = EditorSettingsExternalizable.getInstance().isDocCommentRenderingEnabled
applyToAllEditors(project)
}
}
}
EditorSettingsExternalizable.getInstance().addPropertyChangeListener(propertyChangeListener, project)
val fontPreferences = AppEditorFontOptions.getInstance().fontPreferences as FontPreferencesImpl
fontPreferences.changeListener = Runnable {
fontPreferences.changeListener
ReaderModeSettings.getInstance(project).showLigatures = fontPreferences.useLigatures()
applyToAllEditors(project)
}
Disposer.register(project) { fontPreferences.changeListener = null }
}
}
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