Remove qtquickcontrols2 sources and explain where they wentHEADdev

Now that qtquickcontrols2 has been merged into qtdeclarative,
we should make it obvious that this repo should no longer be
used, by preventing it from being built.

Task-number: QTBUG-95173
Pick-to: 6.2
Change-Id: I95bd6a214f3d75a865ab163ee0a1f9ffbeb7a051
Reviewed-by: Alexandru Croitor <[email protected]>
Reviewed-by: Volker Hilsheimer <[email protected]>

1 files changed, 0 insertions, 164 deletions

diff --git a/src/quicknativestyle/qtquickcontrols2nativestyleplugin.cpp b/src/quicknativestyle/qtquickcontrols2nativestyleplugin.cpp
deleted file mode 100644
index e09d327a..00000000
--- a/src/quicknativestyle/qtquickcontrols2nativestyleplugin.cpp
+++ /dev/null
@@ -1,164 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2020 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL3$
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPLv3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or later as published by the Free
-** Software Foundation and appearing in the file LICENSE.GPL included in
-** the packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 2.0 requirements will be
-** met: http://www.gnu.org/licenses/gpl-2.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include <QtQml/qqml.h>
-#include <QtQuickControls2/private/qquickstyleplugin_p.h>
-#include <QtGui/qguiapplication.h>
-
-#include <QtQuickTemplates2/private/qquicktheme_p.h>
-
-#include "qquicknativestyle.h"
-#include "qquickcommonstyle.h"
-
-#if defined(Q_OS_MACOS)
-#include "qquickmacstyle_mac_p.h"
-#include "qquickmacfocusframe.h"
-#elif defined(Q_OS_WINDOWS)
-# include "qquickwindowsxpstyle_p.h"
-#endif
-
-extern void qml_register_types_QtQuick_NativeStyle();
-
-QT_BEGIN_NAMESPACE
-
-using namespace QQC2;
-
-class QtQuickControls2NativeStylePlugin : public QQuickStylePlugin
-{
-    Q_OBJECT
-    Q_PLUGIN_METADATA(IID QQmlExtensionInterface_iid)
-
-public:
-    QtQuickControls2NativeStylePlugin(QObject *parent = nullptr);
-    ~QtQuickControls2NativeStylePlugin() override;
-
-    void initializeEngine(QQmlEngine *engine, const char *uri) override;
-    void initializeTheme(QQuickTheme *theme) override;
-    QString name() const override;
-
-#if defined(Q_OS_MACOS)
-    QScopedPointer<QQuickMacFocusFrame> m_focusFrame;
-#endif
-};
-
-static void deleteQStyle()
-{
-    // When we delete QStyle, it will free up it's own internal resources. Especially
-    // on macOS, this means releasing a lot of NSViews and NSCells from the QMacStyle
-    // destructor. If we did this from ~QtQuickControls2NativeStylePlugin, it would
-    // happen when the plugin was unloaded from a Q_DESTRUCTOR_FUNCTION in QLibrary,
-    // which is very late in the tear-down process, and after qGuiApp has been set to
-    // nullptr, NSApplication has stopped running, and perhaps also other static platform
-    // variables (e.g in AppKit?) has been deleted. And to our best guess, this is also why
-    // we see a crash in AppKit from the destructor in QMacStyle. So for this reason, we
-    // delete QStyle from a post routine rather than from the destructor.
-    QQuickNativeStyle::setStyle(nullptr);
-}
-
-QtQuickControls2NativeStylePlugin::QtQuickControls2NativeStylePlugin(QObject *parent):
-    QQuickStylePlugin(parent)
-{
-    volatile auto registration = &qml_register_types_QtQuick_NativeStyle;
-    Q_UNUSED(registration);
-}
-
-QtQuickControls2NativeStylePlugin::~QtQuickControls2NativeStylePlugin()
-{
-    if (!qGuiApp)
-        return;
-
-    // QGuiApplication is still running, so we need to remove the post
-    // routine to not be called after we have been unloaded.
-    qRemovePostRoutine(deleteQStyle);
-    QQuickNativeStyle::setStyle(nullptr);
-}
-
-QString QtQuickControls2NativeStylePlugin::name() const
-{
-    return QStringLiteral("NativeStyle");
-}
-
-void QtQuickControls2NativeStylePlugin::initializeEngine(QQmlEngine *engine, const char *uri)
-{
-    Q_UNUSED(engine);
-    Q_UNUSED(uri);
-    // Enable commonstyle as a reference style while
-    // the native styles are under development.
-    QStyle *style = nullptr;
-    if (qEnvironmentVariable("QQC2_COMMONSTYLE") == QStringLiteral("true")) {
-        style = new QCommonStyle;
-    } else {
-        const QString envStyle = qEnvironmentVariable("QQC2_STYLE");
-        if (!envStyle.isNull()) {
-            if (envStyle == QLatin1String("common"))
-                style = new QCommonStyle;
-#if defined(Q_OS_MACOS)
-            else if (envStyle == QLatin1String("mac"))
-                style = new QMacStyle;
-#endif
-#if defined(Q_OS_WINDOWS)
-            else if (envStyle == QLatin1String("windows"))
-                style = new QWindowsStyle;
-            else if (envStyle == QLatin1String("windowsxp"))
-                style = new QWindowsXPStyle;
-#endif
-        }
-        if (!style) {
-#if defined(Q_OS_MACOS)
-            style = new QMacStyle;
-#elif defined(Q_OS_WINDOWS)
-            style = new QWindowsXPStyle;
-#else
-            style = new QCommonStyle;
-#endif
-        }
-    }
-
-#if defined(Q_OS_MACOS)
-    m_focusFrame.reset(new QQuickMacFocusFrame());
-#endif
-
-    qAddPostRoutine(deleteQStyle);
-    QQuickNativeStyle::setStyle(style);
-}
-
-void QtQuickControls2NativeStylePlugin::initializeTheme(QQuickTheme * /*theme*/)
-{
-}
-
-QT_END_NAMESPACE
-
-#include "qtquickcontrols2nativestyleplugin.moc"