From 02535d6bf8515453b27eaf18e2a7e3e48c825cbf Mon Sep 17 00:00:00 2001
From: David Schulz <david.schulz@qt.io>
Date: Tue, 4 Jan 2022 12:17:20 +0100
Subject: [PATCH] Editor: fix select all

Prevent scrolling to the end of the document after triggering select
all.

Fixes: QTCREATORBUG-26736
Change-Id: I744dddee87ac16ae2399d37483552fc6b535df46
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
---
 src/plugins/texteditor/texteditor.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/plugins/texteditor/texteditor.cpp b/src/plugins/texteditor/texteditor.cpp
index d558c58c743..3253fddb3c7 100644
--- a/src/plugins/texteditor/texteditor.cpp
+++ b/src/plugins/texteditor/texteditor.cpp
@@ -7237,9 +7237,10 @@ void TextEditorWidget::cut()
 
 void TextEditorWidget::selectAll()
 {
-    QTextCursor c = textCursor();
-    c.select(QTextCursor::Document);
-    doSetTextCursor(c);
+    QPlainTextEdit::selectAll();
+    // Directly update the internal multi text cursor here to prevent calling setTextCursor.
+    // This would indirectly makes sure the cursor is visible which is not desired for select all.
+    const_cast<MultiTextCursor &>(d->m_cursors).setCursors({QPlainTextEdit::textCursor()});
 }
 
 void TextEditorWidget::copy()