qt 6.5.1 original

tests/auto/gui/kernel/qmouseevent_modal/tst_qmouseevent_modal.cpp

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+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+
+#include <QTest>
+#include <qapplication.h>
+#include <qfontinfo.h>
+
+
+#include <qpushbutton.h>
+#include <qscrollbar.h>
+#include <qtimer.h>
+
+#include <qdialog.h>
+
+class TstWidget;
+class TstDialog;
+QT_FORWARD_DECLARE_CLASS(QPushButton)
+
+class TestButton : public QPushButton
+{
+public:
+    TestButton(const QString &title, QWidget *parent = nullptr)
+    : QPushButton(title, parent)
+    {}
+protected:
+    bool hitButton(const QPoint &pos) const override
+    {
+        return rect().contains(pos);
+    }
+};
+
+class tst_qmouseevent_modal : public QObject
+{
+    Q_OBJECT
+
+private slots:
+    void initTestCase();
+    void cleanupTestCase();
+    void mousePressRelease();
+
+private:
+    TstWidget *w;
+};
+
+class TstWidget : public QWidget
+{
+    Q_OBJECT
+public:
+    TstWidget();
+public slots:
+    void buttonPressed();
+public:
+    TestButton *pb;
+    TstDialog *d;
+};
+
+
+class TstDialog : public QDialog
+{
+    Q_OBJECT
+public:
+    TstDialog( QWidget *mouseWidget, QWidget *parent, const char *name );
+    int count() { return c; }
+protected:
+    void showEvent(QShowEvent *) override;
+public slots:
+    void releaseMouse();
+    void closeDialog();
+private:
+    QWidget *m;
+    int c;
+};
+
+void tst_qmouseevent_modal::initTestCase()
+{
+    w = new TstWidget;
+    w->show();
+}
+
+void tst_qmouseevent_modal::cleanupTestCase()
+{
+    delete w;
+    w = 0;
+}
+
+/*
+  Test for task 22500
+*/
+void tst_qmouseevent_modal::mousePressRelease()
+{
+
+    QVERIFY( !w->d->isVisible() );
+    QVERIFY( w->d->count() == 0 );
+
+    QTest::mousePress( w->pb, Qt::LeftButton );
+
+    QTRY_VERIFY( !w->d->isVisible() );
+    QVERIFY( w->d->count() == 1 );
+    QVERIFY( !w->pb->isDown() );
+
+    QTest::mousePress( w->pb, Qt::LeftButton );
+
+    QTRY_VERIFY( !w->d->isVisible() );
+    QVERIFY( w->d->count() == 2 );
+    QVERIFY( !w->pb->isDown() );
+
+    // With the current QWS mouse handling, the 3rd press would fail...
+
+    QTest::mousePress( w->pb, Qt::LeftButton );
+
+    QTRY_VERIFY( !w->d->isVisible() );
+    QVERIFY( w->d->count() == 3 );
+    QVERIFY( !w->pb->isDown() );
+
+    QTest::mousePress( w->pb, Qt::LeftButton );
+
+    QTRY_VERIFY( !w->d->isVisible() );
+    QVERIFY( w->d->count() == 4 );
+    QVERIFY( !w->pb->isDown() );
+}
+
+
+TstWidget::TstWidget()
+{
+    pb = new TestButton( "Press me", this );
+    pb->setObjectName("testbutton");
+    QSize s = pb->sizeHint();
+    pb->setGeometry( 5, 5, s.width(), s.height() );
+
+    connect( pb, SIGNAL(pressed()), this, SLOT(buttonPressed()) );
+
+//    QScrollBar *sb = new QScrollBar( Qt::Horizontal,  this );
+
+//    sb->setGeometry( 5, pb->geometry().bottom() + 5, 100, sb->sizeHint().height() );
+
+    d = new TstDialog( pb, this , 0 );
+}
+
+void TstWidget::buttonPressed()
+{
+    d->exec();
+}
+
+TstDialog::TstDialog( QWidget *mouseWidget, QWidget *parent, const char *name )
+    :QDialog( parent )
+{
+    setObjectName(name);
+    setModal(true);
+    m = mouseWidget;
+    c = 0;
+}
+
+void TstDialog::showEvent ( QShowEvent * )
+{
+    QTimer::singleShot(1, this, SLOT(releaseMouse()));
+    QTimer::singleShot(100, this, SLOT(closeDialog()));
+}
+
+void TstDialog::releaseMouse()
+{
+    QTest::mouseRelease(m, Qt::LeftButton);
+}
+
+void TstDialog::closeDialog()
+{
+    if ( isVisible() ) {
+        c++;
+        accept();
+    }
+}
+
+QTEST_MAIN(tst_qmouseevent_modal)
+#include "tst_qmouseevent_modal.moc"