From faec937756810bbc478da677efb0dca4531a6222 Mon Sep 17 00:00:00 2001
From: Axel Spoerl <axel.spoerl@qt.io>
Date: Mon, 19 Jun 2023 09:57:17 +0200
Subject: [PATCH] Implement debug operator for QDockAreaLayoutItem

QDockAreaLayout items can be widgets, gap or placeholder items.
They appear and disappear during hovering.

This adds a debug operator to make troubleshooting easier.

Task-number: QTBUG-114542
Task-number: QTBUG-112491
Pick-to: 6.6 6.5
Change-Id: I0fa5d3c96ab91838f28ad7cec3c049fd39f47576
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>
---
 src/widgets/widgets/qdockarealayout.cpp | 15 +++++++++++++++
 src/widgets/widgets/qdockarealayout_p.h |  1 +
 2 files changed, 16 insertions(+)

diff --git a/src/widgets/widgets/qdockarealayout.cpp b/src/widgets/widgets/qdockarealayout.cpp
index 3262bf93a4..6e36d6318e 100644
--- a/src/widgets/widgets/qdockarealayout.cpp
+++ b/src/widgets/widgets/qdockarealayout.cpp
@@ -171,6 +171,21 @@ QDockAreaLayoutItem
     return *this;
 }
 
+QDebug QDockAreaLayoutItem::operator<<(QDebug dbg)
+{
+    QDebugStateSaver saver(dbg);
+    dbg.nospace();
+    dbg << "QDockAreaLayoutItem(" << static_cast<void *>(this) << "->";
+    if (widgetItem)
+        dbg << "widgetItem(" << widgetItem->widget() << ")";
+    else if (subinfo)
+        dbg << "subInfo(" << subinfo << ")";
+    else if (placeHolderItem)
+        dbg << "placeHolderItem(" << placeHolderItem << ")";
+    dbg << ")";
+    return dbg;
+}
+
 /******************************************************************************
 ** QDockAreaLayoutInfo
 */
diff --git a/src/widgets/widgets/qdockarealayout_p.h b/src/widgets/widgets/qdockarealayout_p.h
index cf998cf665..b37f22a1ee 100644
--- a/src/widgets/widgets/qdockarealayout_p.h
+++ b/src/widgets/widgets/qdockarealayout_p.h
@@ -73,6 +73,7 @@ struct Q_AUTOTEST_EXPORT QDockAreaLayoutItem
     int pos;
     int size;
     uint flags;
+    QDebug operator<<(QDebug dbg);
 };
 
 class Q_AUTOTEST_EXPORT QPlaceHolderItem