Remove the style plugin example

The snippets in the QStylePlugin class documentation show the
relevant bits well enough.

Pick-to: 6.7 6.6
Fixes: QTBUG-119974
Change-Id: Iba4a37664d64d86a2946f41d131a201ccdcd723b
Reviewed-by: Axel Spoerl <axel.spoerl@qt.io>

5 files changed, 0 insertions, 117 deletions

diff --git a/examples/widgets/tools/styleplugin/stylewindow/CMakeLists.txt b/examples/widgets/tools/styleplugin/stylewindow/CMakeLists.txt
deleted file mode 100644
index 3c1ac7670f..0000000000
--- a/examples/widgets/tools/styleplugin/stylewindow/CMakeLists.txt
+++ /dev/null
@@ -1,30 +0,0 @@
-# Copyright (C) 2022 The Qt Company Ltd.
-# SPDX-License-Identifier: BSD-3-Clause
-
-qt_add_executable(styleplugin
-    main.cpp
-    stylewindow.cpp stylewindow.h
-)
-
-set_target_properties(styleplugin PROPERTIES
-    WIN32_EXECUTABLE TRUE
-    MACOSX_BUNDLE TRUE
-)
-
-target_link_libraries(styleplugin PRIVATE
-    Qt6::Core
-    Qt6::Gui
-    Qt6::Widgets
-)
-
-if(NOT QT6_IS_SHARED_LIBS_BUILD)
-    target_link_libraries(styleplugin PRIVATE
-        simplestyleplugin
-    )
-endif()
-
-install(TARGETS styleplugin
-    RUNTIME DESTINATION "${INSTALL_EXAMPLEDIR}"
-    BUNDLE DESTINATION "${INSTALL_EXAMPLEDIR}"
-    LIBRARY DESTINATION "${INSTALL_EXAMPLEDIR}"
-)
diff --git a/examples/widgets/tools/styleplugin/stylewindow/main.cpp b/examples/widgets/tools/styleplugin/stylewindow/main.cpp
deleted file mode 100644
index 0b0a295410..0000000000
--- a/examples/widgets/tools/styleplugin/stylewindow/main.cpp
+++ /dev/null
@@ -1,26 +0,0 @@
-// Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
-
-#include <QApplication>
-#include <QStyleFactory>
-
-#include "stylewindow.h"
-
-//! [0]
-int main(int argv, char *args[])
-{
-    QApplication app(argv, args);
-
-    QStyle *style = QStyleFactory::create("simplestyle");
-    if (!style)
-        qFatal("Cannot load the 'simplestyle' plugin.");
-
-    QApplication::setStyle(style);
-
-    StyleWindow window;
-    window.resize(350, 50);
-    window.show();
-
-    return app.exec();
-}
-//! [0]
diff --git a/examples/widgets/tools/styleplugin/stylewindow/stylewindow.cpp b/examples/widgets/tools/styleplugin/stylewindow/stylewindow.cpp
deleted file mode 100644
index 9268666c21..0000000000
--- a/examples/widgets/tools/styleplugin/stylewindow/stylewindow.cpp
+++ /dev/null
@@ -1,25 +0,0 @@
-// Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
-
-#include <QGridLayout>
-#include <QGroupBox>
-#include <QTextEdit>
-
-#include "stylewindow.h"
-
-StyleWindow::StyleWindow()
-{
-    QTextEdit *styledTextEdit = new QTextEdit(tr("The quick brown fox jumps over the lazy dog"));
-
-    QGridLayout *layout = new QGridLayout;
-    layout->addWidget(styledTextEdit);
-
-    QGroupBox *styleBox = new QGroupBox(tr("A simple styled text edit"));
-    styleBox->setLayout(layout);
-
-    QGridLayout *outerLayout = new QGridLayout;
-    outerLayout->addWidget(styleBox, 0, 0);
-    setLayout(outerLayout);
-
-    setWindowTitle(tr("Style Plugin Example"));
-}
diff --git a/examples/widgets/tools/styleplugin/stylewindow/stylewindow.h b/examples/widgets/tools/styleplugin/stylewindow/stylewindow.h
deleted file mode 100644
index 50fa6b29f7..0000000000
--- a/examples/widgets/tools/styleplugin/stylewindow/stylewindow.h
+++ /dev/null
@@ -1,17 +0,0 @@
-// Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
-
-#ifndef STYLEWINDOW_H
-#define STYLEWINDOW_H
-
-#include <QWidget>
-
-class StyleWindow : public QWidget
-{
-    Q_OBJECT
-
-public:
-    StyleWindow();
-};
-
-#endif
diff --git a/examples/widgets/tools/styleplugin/stylewindow/stylewindow.pro b/examples/widgets/tools/styleplugin/stylewindow/stylewindow.pro
deleted file mode 100644
index cdc1bd2fda..0000000000
--- a/examples/widgets/tools/styleplugin/stylewindow/stylewindow.pro
+++ /dev/null
@@ -1,19 +0,0 @@
-QT += widgets
-
-HEADERS    = stylewindow.h
-SOURCES    = stylewindow.cpp \
-             main.cpp
-
-TARGET     = styleplugin
-win32 {
-    debug:DESTDIR = ../debug/
-    release:DESTDIR = ../release/
-} else {
-    DESTDIR    = ../
-}
-
-# install
-target.path = $$[QT_INSTALL_EXAMPLES]/widgets/tools/styleplugin
-INSTALLS += target
-
-CONFIG += install_ok  # Do not cargo-cult this!