Remove manual test Delegate as irrelevant

Tests QLineEdit and QComboBox in a QStyledItemDelegate. Seems more like
a bug reproducer.

Remove delegate manual test as irrelevant.

Change-Id: I17ae04716641aa4ad0ca932db640be71636ddf31
Reviewed-by: Thorbjørn Lund Martsum <tmartsum@gmail.com>
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@qt.io>

tests/manual/widgets/itemviews/CMakeLists.txt

@@ -1,7 +1,6 @@
 # Copyright (C) 2022 The Qt Company Ltd.
 # SPDX-License-Identifier: BSD-3-Clause
 
-add_subdirectory(delegate)
 add_subdirectory(qconcatenatetablesproxymodel)
 add_subdirectory(qheaderview)
 add_subdirectory(qtreeview)

tests/manual/widgets/itemviews/delegate/CMakeLists.txt

@@ -1,15 +0,0 @@
-# Copyright (C) 2022 The Qt Company Ltd.
-# SPDX-License-Identifier: BSD-3-Clause
-
-#####################################################################
-## delegate Binary:
-#####################################################################
-
-qt_internal_add_manual_test(delegate
-    GUI
-    SOURCES
-        example.cpp
-    LIBRARIES
-        Qt::Gui
-        Qt::Widgets
-)

tests/manual/widgets/itemviews/delegate/delegate.pro

@@ -1,3 +0,0 @@
-TEMPLATE = app
-QT += widgets
-SOURCES=example.cpp

tests/manual/widgets/itemviews/delegate/example.cpp

@@ -1,82 +0,0 @@
-// Copyright (C) 2012 Thorbjørn Lund Martsum - tmartsum[at]gmail.com
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
-
-#include <QLineEdit>
-#include <QApplication>
-#include <QTableView>
-#include <QStandardItemModel>
-#include <QStyledItemDelegate>
-#include <QDebug>
-#include <QComboBox>
-
-class ExampleEditor : public QLineEdit
-{
-public:
-    ExampleEditor(QWidget *parent = nullptr):QLineEdit(parent) { qDebug() << "ctor"; }
-    ~ExampleEditor() { QApplication::instance()->quit(); }
-};
-
-class ExampleDelegate : public QStyledItemDelegate
-{
-public:
-    ExampleDelegate() : QStyledItemDelegate()
-    {
-        m_editor = new ExampleEditor(0);
-        m_combobox = new QComboBox(0);
-        m_combobox->addItem(QString::fromUtf8("item1"));
-        m_combobox->addItem(QString::fromUtf8("item2"));
-    }
-protected:
-    QWidget* createEditor(QWidget *p, const QStyleOptionViewItem &o, const QModelIndex &i) const
-    {
-        // doubleclick rownumber 3 (last row) to see the difference.
-        if (i.row() == 3) {
-            m_combobox->setParent(p);
-            m_combobox->setGeometry(o.rect);
-            return m_combobox;
-        } else {
-            m_editor->setParent(p);
-            m_editor->setGeometry(o.rect);
-            return m_editor;
-        }
-    }
-    void destroyEditor(QWidget *editor, const QModelIndex &) const
-    {
-        editor->setParent(0);
-        qDebug() << "intercepted destroy :)";
-    }
-
-    // Avoid setting data - and therefore show that the editor keeps its state.
-    void setEditorData(QWidget* w, const QModelIndex &) const
-    {
-        QComboBox *combobox = qobject_cast<QComboBox*>(w);
-        if (combobox) {
-            qDebug() << "Try to show popup at once";
-            // Now we could try to make a call to
-            // QCoreApplication::processEvents();
-            // But it does not matter. The fix:
-            // https://codereview.qt-project.org/40608
-            // is blocking QComboBox from reacting to this doubleclick edit event
-            // and we need to do that since the mouseReleaseEvent has not yet happened,
-            // and therefore cannot be processed.
-            combobox->showPopup();
-        }
-    }
-
-    ~ExampleDelegate() { delete m_editor; }
-    mutable ExampleEditor *m_editor;
-    mutable QComboBox *m_combobox;
-};
-
-int main(int argc, char *argv[])
-{
-    QApplication app(argc, argv);
-    QTableView tv;
-    QStandardItemModel m;
-    m.setRowCount(4);
-    m.setColumnCount(2);
-    tv.setModel(&m);
-    tv.show();
-    tv.setItemDelegate(new ExampleDelegate());
-    app.exec();
-}

tests/manual/widgets/itemviews/itemviews.pro

@@ -1,6 +1,5 @@
 TEMPLATE = subdirs
-SUBDIRS = delegate \
+SUBDIRS = qconcatenatetablesproxymodel \
-  qconcatenatetablesproxymodel \
   qheaderview \
   qtreeview \
   qtreewidget \