From 7b8d4b5d4a7f36e35d0d5f252278b57e7286808d Mon Sep 17 00:00:00 2001
From: Dmitry Batrak <Dmitry.Batrak@jetbrains.com>
Date: Thu, 5 Feb 2026 21:33:31 +0000
Subject: [PATCH] IJPL-227460 Full file path tooltip is shown in the middle of
 the screen in Remote Development

this also restores the usage of heavyweight popups for 'extension' popups in monolith mode under Wayland


Merge-request: IJ-MR-190489
Merged-by: Dmitry Batrak <Dmitry.Batrak@jetbrains.com>

GitOrigin-RevId: 3a9a234c5633c3aaf9f6b3a94d1badafb34e8aba
---
 .../src/com/intellij/ui/wayland/WaylandUtil.kt        | 11 +++++++++++
 .../intellij/ui/AbstractExpandableItemsHandler.java   |  9 +--------
 .../src/com/intellij/ui/WindowMouseListenerSupport.kt |  3 ++-
 .../src/com/intellij/ui/popup/MovablePopup.java       |  8 ++++++--
 4 files changed, 20 insertions(+), 11 deletions(-)

diff --git a/platform/platform-api/src/com/intellij/ui/wayland/WaylandUtil.kt b/platform/platform-api/src/com/intellij/ui/wayland/WaylandUtil.kt
index 7ca3c2a04ce3..1f4a5ceca113 100644
--- a/platform/platform-api/src/com/intellij/ui/wayland/WaylandUtil.kt
+++ b/platform/platform-api/src/com/intellij/ui/wayland/WaylandUtil.kt
@@ -5,6 +5,7 @@ import com.intellij.openapi.diagnostic.debug
 import com.intellij.openapi.diagnostic.fileLogger
 import com.intellij.openapi.util.registry.Registry
 import com.intellij.openapi.wm.IdeFrame
+import com.intellij.ui.ClientProperty
 import com.intellij.ui.ComponentUtil
 import com.intellij.ui.tabs.JBTabsEx
 import com.intellij.util.ui.JBUI
@@ -200,4 +201,14 @@ private fun fitValue(location: Int, width: Int, start1: Int, end1: Int, start2:
   }
 }
 
+private const val POPUP_POSITION_UNCONSTRAINED = "wlawt.popup_position_unconstrained"
+
+var Window.isUnconstrainedPopupPositioning: Boolean
+  @ApiStatus.Internal
+  get() = ClientProperty.isTrue(this, POPUP_POSITION_UNCONSTRAINED)
+  @ApiStatus.Internal
+  set(value) {
+    ClientProperty.put(this, POPUP_POSITION_UNCONSTRAINED, true.takeIf { value })
+  }
+
 private val LOG = fileLogger()
diff --git a/platform/platform-impl/src/com/intellij/ui/AbstractExpandableItemsHandler.java b/platform/platform-impl/src/com/intellij/ui/AbstractExpandableItemsHandler.java
index 779754575bce..18e14e786a73 100644
--- a/platform/platform-impl/src/com/intellij/ui/AbstractExpandableItemsHandler.java
+++ b/platform/platform-impl/src/com/intellij/ui/AbstractExpandableItemsHandler.java
@@ -16,7 +16,6 @@ import com.intellij.util.ObjectUtils;
 import com.intellij.util.SingleEdtTaskScheduler;
 import com.intellij.util.ui.MouseEventAdapter;
 import com.intellij.util.ui.MouseEventHandler;
-import com.intellij.util.ui.StartupUiUtil;
 import com.intellij.util.ui.UIUtil;
 import com.intellij.util.ui.accessibility.ScreenReader;
 import org.jetbrains.annotations.ApiStatus;
@@ -120,13 +119,7 @@ public abstract class AbstractExpandableItemsHandler<KeyType, ComponentType exte
       myComponent.add(myRendererPane);
       myComponent.validate();
     }
-    var popup = new MovablePopup(myComponent, myTipComponent);
-    // On Wayland, heavyweight popup might get automatically displaced
-    // by the server if they appear to cross the screen boundary, which
-    // is not what we want in this case.
-    popup.setHeavyWeight(!StartupUiUtil.isWaylandToolkit());
-    myPopup = popup;
-
+    myPopup = new MovablePopup(myComponent, myTipComponent);
 
     MouseEventHandler dispatcher = new MouseEventHandler() {
       @Override
diff --git a/platform/platform-impl/src/com/intellij/ui/WindowMouseListenerSupport.kt b/platform/platform-impl/src/com/intellij/ui/WindowMouseListenerSupport.kt
index 7b2f60baed2f..273388e57e81 100644
--- a/platform/platform-impl/src/com/intellij/ui/WindowMouseListenerSupport.kt
+++ b/platform/platform-impl/src/com/intellij/ui/WindowMouseListenerSupport.kt
@@ -5,6 +5,7 @@ import com.intellij.openapi.diagnostic.debug
 import com.intellij.openapi.diagnostic.logger
 import com.intellij.ui.awt.RelativePoint
 import com.intellij.ui.wayland.getValidBoundsForPopup
+import com.intellij.ui.wayland.isUnconstrainedPopupPositioning
 import com.intellij.util.ui.StartupUiUtil
 import com.jetbrains.JBR
 import org.intellij.lang.annotations.JdkConstants
@@ -284,7 +285,7 @@ private class WaylandWindowMouseListenerSupport(source: WindowMouseListenerSourc
     dx = 0
     dy = 0
     if (isRelativeMovementMode()) {
-      ClientProperty.put(view as Window, "wlawt.popup_position_unconstrained", true)
+      (view as Window).isUnconstrainedPopupPositioning = true
       grabPoint = RelativePoint(event).getPoint(view)
       @Suppress("UsePropertyAccessSyntax")
       JBR.getRelativePointerMovement().getAccumulatedMouseDeltaAndReset()
diff --git a/platform/platform-impl/src/com/intellij/ui/popup/MovablePopup.java b/platform/platform-impl/src/com/intellij/ui/popup/MovablePopup.java
index bb319dba5a48..eecf588ab10a 100644
--- a/platform/platform-impl/src/com/intellij/ui/popup/MovablePopup.java
+++ b/platform/platform-impl/src/com/intellij/ui/popup/MovablePopup.java
@@ -1,9 +1,11 @@
 // Copyright 2000-2023 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
 package com.intellij.ui.popup;
 
+import com.intellij.idea.AppMode;
 import com.intellij.openapi.util.SystemInfoRt;
 import com.intellij.ui.ComponentUtil;
 import com.intellij.ui.Gray;
+import com.intellij.ui.wayland.WaylandUtilKt;
 import com.intellij.util.ui.StartupUiUtil;
 import com.intellij.util.ui.UIUtil;
 import org.jetbrains.annotations.ApiStatus;
@@ -197,7 +199,8 @@ public final class MovablePopup {
         if (myHeavyWeight) {
           JWindow view = new JWindow(owner);
           view.setType(Window.Type.POPUP);
-          if (StartupUiUtil.isWaylandToolkit()) {
+          if (StartupUiUtil.isWaylandToolkit() ||
+              AppMode.isRemoteDevHost() /* Needed only with Wayland toolkit on the client, but won't hurt in other cases */) {
             // Wayland popups *must* know their parent in order to be
             // placed on the screen relative to it.
             try {
@@ -207,6 +210,7 @@ public final class MovablePopup {
             }
             catch (NoSuchFieldException| IllegalAccessException ignore) {
             }
+            WaylandUtilKt.setUnconstrainedPopupPositioning(view, true);
           }
           setAlwaysOnTop(view, myAlwaysOnTop);
           setWindowFocusable(view, myWindowFocusable);
@@ -214,7 +218,7 @@ public final class MovablePopup {
           view.setAutoRequestFocus(false);
           view.setFocusable(false);
           view.setFocusableWindowState(false);
-          if (myTransparent && SystemInfoRt.isMac) {
+          if (myTransparent && (SystemInfoRt.isMac || StartupUiUtil.isWaylandToolkit())) {
             try {
               Field field = JRootPane.class.getDeclaredField("useTrueDoubleBuffering");
               field.setAccessible(true);