From 619d843e244aa26ff8d1edc225e6928981006865 Mon Sep 17 00:00:00 2001
From: Nikolay Rykunov <nikolay.rykunov@jetbrains.com>
Date: Wed, 20 Jul 2022 17:47:17 +0200
Subject: [PATCH] [welcome screen] IDEA-297659: Expand tree in same edt event

rebuildTree is called on invokeLater, so tree can be expanded later that may prevent to select proper node or even to tree jump

GitOrigin-RevId: c6189e58ca978397ab9e59f8cc768f8ee4cf0c25
---
 .../recentProjects/RecentProjectFilteringTree.kt            | 6 +-----
 .../recentProjects/RecentProjectPanelComponentFactory.kt    | 1 +
 2 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/platform/platform-impl/src/com/intellij/openapi/wm/impl/welcomeScreen/recentProjects/RecentProjectFilteringTree.kt b/platform/platform-impl/src/com/intellij/openapi/wm/impl/welcomeScreen/recentProjects/RecentProjectFilteringTree.kt
index b8e148b7d7ac..4dfe5fc25154 100644
--- a/platform/platform-impl/src/com/intellij/openapi/wm/impl/welcomeScreen/recentProjects/RecentProjectFilteringTree.kt
+++ b/platform/platform-impl/src/com/intellij/openapi/wm/impl/welcomeScreen/recentProjects/RecentProjectFilteringTree.kt
@@ -113,10 +113,6 @@ internal class RecentProjectFilteringTree(
 
   override fun createNode(item: RecentProjectTreeItem): DefaultMutableTreeNode = DefaultMutableTreeNode(item)
 
-  override fun rebuildTree() {
-    expandGroups()
-  }
-
   override fun createSpeedSearch(searchTextField: SearchTextField): SpeedSearchSupply = object : FilteringSpeedSearch(searchTextField) {}
 
   override fun installSearchField(): SearchTextField {
@@ -159,7 +155,7 @@ internal class RecentProjectFilteringTree(
     return RecentProjectPanel.FilePathChecker(treeUpdater, recentProjects.map { it.projectPath })
   }
 
-  private fun expandGroups() {
+  internal fun expandGroups() {
     for (child in root.children()) {
       val treeNode = child as DefaultMutableTreeNode
       val item = treeNode.userObject
diff --git a/platform/platform-impl/src/com/intellij/openapi/wm/impl/welcomeScreen/recentProjects/RecentProjectPanelComponentFactory.kt b/platform/platform-impl/src/com/intellij/openapi/wm/impl/welcomeScreen/recentProjects/RecentProjectPanelComponentFactory.kt
index 72948d23e247..33b48b308f26 100644
--- a/platform/platform-impl/src/com/intellij/openapi/wm/impl/welcomeScreen/recentProjects/RecentProjectPanelComponentFactory.kt
+++ b/platform/platform-impl/src/com/intellij/openapi/wm/impl/welcomeScreen/recentProjects/RecentProjectPanelComponentFactory.kt
@@ -26,6 +26,7 @@ internal object RecentProjectPanelComponentFactory {
     val tree = Tree()
     val filteringTree = RecentProjectFilteringTree(tree, parentDisposable, collectors).apply {
       installSearchField()
+      expandGroups()
     }
 
     ApplicationManager.getApplication().messageBus.connect(parentDisposable).apply {