[libraries/ktextaddons/2.1] textaddonswidgets: Add loaddialogsizeutils, allow to load default value when scale is != 100

Git commit 509245edb19d9a41ba133d45d34cfb7eea1dd08a by Laurent Montel.
Committed on 31/07/2026 at 11:22.
Pushed by mlaurent into branch '2.1'.

Add loaddialogsizeutils, allow to load default value when scale is != 100

(cherry picked from commit d5df8f2d9ab0016e9985ee88dc6df9239d10b28a)

M  +3    -0    textaddonswidgets/CMakeLists.txt
A  +25   -0    textaddonswidgets/misc/loaddialogsizeutils.cpp     [License: LGPL(v2.0+)]
A  +12   -0    textaddonswidgets/misc/loaddialogsizeutils.h     [License: LGPL(v2.0+)]

https://invent.kde.org/libraries/ktextaddons/-/commit/509245edb19d9a41ba133d45d34cfb7eea1dd08a

diff --git a/textaddonswidgets/CMakeLists.txt b/textaddonswidgets/CMakeLists.txt
index 759ccec82..f569b95b7 100644
--- a/textaddonswidgets/CMakeLists.txt
+++ b/textaddonswidgets/CMakeLists.txt
@@ -103,6 +103,8 @@ target_sources(
         model/sortfilterproxymodelbase.cpp
         layout/textaddonswidgetflowlayout.h
         layout/textaddonswidgetflowlayout.cpp
+        misc/loaddialogsizeutils.h
+        misc/loaddialogsizeutils.cpp
 )
 
 target_sources(
@@ -273,6 +275,7 @@ ecm_generate_headers(TextAddonsWidgets_Camelcasemisc_HEADERS
     OpenFileJob
     SaveFileUtils
     ExecutableUtils
+    LoadDialogSizeUtils
     REQUIRED_HEADERS TextAddonsWidgets_misc_HEADERS
     PREFIX TextAddonsWidgets
     RELATIVE misc
diff --git a/textaddonswidgets/misc/loaddialogsizeutils.cpp b/textaddonswidgets/misc/loaddialogsizeutils.cpp
new file mode 100644
index 000000000..642a62997
--- /dev/null
+++ b/textaddonswidgets/misc/loaddialogsizeutils.cpp
@@ -0,0 +1,25 @@
+/*
+   SPDX-FileCopyrightText: 2026 Laurent Montel <[email protected]>
+
+   SPDX-License-Identifier: LGPL-2.0-or-later
+*/
+#include "loaddialogsizeutils.h"
+#include "textaddonswidgets_debug.h"
+#include <KConfigGroup>
+#include <KSharedConfig>
+#include <KWindowConfig>
+#include <QScreen>
+#include <QWindow>
+
+void TextAddonsWidgets::LoadDialogSizeUtils::loadDialogSizeScaled(QWidget *w, const QString &key, int width, int height)
+{
+    if (!w || !w->windowHandle()) {
+        qCWarning(TEXTADDONSWIDGETS_LOG) << "widget is not define or windowHandle not defined. It's a bug";
+        return;
+    }
+    const qreal scaleFactor = w->windowHandle()->screen()->devicePixelRatio();
+    w->windowHandle()->resize(QSize(width * scaleFactor, height * scaleFactor));
+    const KConfigGroup group(KSharedConfig::openStateConfig(), key);
+    KWindowConfig::restoreWindowSize(w->windowHandle(), group);
+    w->resize(w->windowHandle()->size()); // workaround for QTBUG-40584
+}
diff --git a/textaddonswidgets/misc/loaddialogsizeutils.h b/textaddonswidgets/misc/loaddialogsizeutils.h
new file mode 100644
index 000000000..3a271ec6d
--- /dev/null
+++ b/textaddonswidgets/misc/loaddialogsizeutils.h
@@ -0,0 +1,12 @@
+/*
+   SPDX-FileCopyrightText: 2026 Laurent Montel <[email protected]>
+
+   SPDX-License-Identifier: LGPL-2.0-or-later
+*/
+#pragma once
+#include "textaddonswidgets_export.h"
+#include <QWidget>
+namespace TextAddonsWidgets::LoadDialogSizeUtils
+{
+void TEXTADDONSWIDGETS_EXPORT loadDialogSizeScaled(QWidget *w, const QString &key, int width, int height);
+};