Add manual tests for X11 embedding

Since we currently implement only half of the XEMBED protocol (we lack
the container part), we use a simple XEMBED container built with Gtk+
and PyObject. Using an interpreted language as Python helps us avoiding
a build dependency on Gtk+.

Change-Id: Ibc6282371c6f767e481c8a8ba2b5ca9cdd0d8b82
Reviewed-by: Gunnar Sletta <gunnar.sletta@digia.com>

5 files changed, 456 insertions, 0 deletions

diff --git a/tests/manual/xembed-widgets/gtk-embedder.py b/tests/manual/xembed-widgets/gtk-embedder.py
new file mode 100755
index 0000000000..bcb9813441
--- /dev/null
+++ b/tests/manual/xembed-widgets/gtk-embedder.py
@@ -0,0 +1,77 @@
+#!/usr/bin/python
+#############################################################################
+##
+## Copyright (C) 2013 Canonical Ltd.
+## Contact: http://www.qt-project.org/legal
+##
+## This file is part of the test suite of the Qt Toolkit.
+##
+## $QT_BEGIN_LICENSE:LGPL$
+## 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 Digia.  For licensing terms and
+## conditions see http://qt.digia.com/licensing.  For further information
+## use the contact form at http://qt.digia.com/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 2.1 as published by the Free Software
+## Foundation and appearing in the file LICENSE.LGPL included in the
+## packaging of this file.  Please review the following information to
+## ensure the GNU Lesser General Public License version 2.1 requirements
+## will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+##
+## In addition, as a special exception, Digia gives you certain additional
+## rights.  These rights are described in the Digia Qt LGPL Exception
+## version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+##
+## GNU General Public License Usage
+## Alternatively, this file may be used under the terms of the GNU
+## General Public License version 3.0 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 3.0 requirements will be
+## met: http://www.gnu.org/copyleft/gpl.html.
+##
+##
+## $QT_END_LICENSE$
+##
+#############################################################################
+
+from gi.repository import Gtk
+from subprocess import Popen
+
+window = Gtk.Window()
+
+box = Gtk.VBox(False, 0)
+window.add(box)
+
+child = None
+def on_button_clicked(button, socket):
+    global child
+    child = Popen(['./lineedits', str(socket.get_id())])
+
+button = Gtk.Button("Press me to embed a Qt client")
+box.pack_start(button, False, False, 0)
+
+entry = Gtk.Entry()
+box.pack_start(entry, False, False, 0)
+
+socket = Gtk.Socket()
+socket.set_size_request(200, 200)
+box.add(socket)
+
+button.connect("clicked", on_button_clicked, socket)
+window.connect("destroy", Gtk.main_quit)
+
+def plugged_event(widget):
+    print("A window was embedded!")
+
+socket.connect("plug-added", plugged_event)
+
+window.show_all()
+Gtk.main()
+if child:
+    child.terminate()
diff --git a/tests/manual/xembed-widgets/main.cpp b/tests/manual/xembed-widgets/main.cpp
new file mode 100644
index 0000000000..fbd9773b61
--- /dev/null
+++ b/tests/manual/xembed-widgets/main.cpp
@@ -0,0 +1,69 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
+**     of its contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QApplication>
+#include <QDebug>
+#include <QWindow>
+
+#include "window.h"
+
+int main(int argc, char *argv[])
+{
+    QApplication app(argc, argv);
+
+    QStringList args = app.arguments();
+
+    WId winId = 0;
+    if (args.count() > 1) {
+        bool ok;
+        winId = args[1].toUInt(&ok);
+        Q_ASSERT(ok);
+    }
+
+    Window window;
+    window.show();
+
+    QWindow *foreign = QWindow::fromWinId(winId);
+    Q_ASSERT(foreign != 0);
+
+    window.windowHandle()->setParent(foreign);
+
+    return app.exec();
+}
diff --git a/tests/manual/xembed-widgets/window.cpp b/tests/manual/xembed-widgets/window.cpp
new file mode 100644
index 0000000000..92eccf50ba
--- /dev/null
+++ b/tests/manual/xembed-widgets/window.cpp
@@ -0,0 +1,228 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
+**     of its contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtWidgets>
+
+#include "window.h"
+
+Window::Window()
+{
+    QGroupBox *echoGroup = new QGroupBox(tr("Echo"));
+
+    QLabel *echoLabel = new QLabel(tr("Mode:"));
+    QComboBox *echoComboBox = new QComboBox;
+    echoComboBox->addItem(tr("Normal"));
+    echoComboBox->addItem(tr("Password"));
+    echoComboBox->addItem(tr("PasswordEchoOnEdit"));
+    echoComboBox->addItem(tr("No Echo"));
+
+    echoLineEdit = new QLineEdit;
+    echoLineEdit->setFocus();
+
+    QGroupBox *validatorGroup = new QGroupBox(tr("Validator"));
+
+    QLabel *validatorLabel = new QLabel(tr("Type:"));
+    QComboBox *validatorComboBox = new QComboBox;
+    validatorComboBox->addItem(tr("No validator"));
+    validatorComboBox->addItem(tr("Integer validator"));
+    validatorComboBox->addItem(tr("Double validator"));
+
+    validatorLineEdit = new QLineEdit;
+
+    QGroupBox *alignmentGroup = new QGroupBox(tr("Alignment"));
+
+    QLabel *alignmentLabel = new QLabel(tr("Type:"));
+    QComboBox *alignmentComboBox = new QComboBox;
+    alignmentComboBox->addItem(tr("Left"));
+    alignmentComboBox->addItem(tr("Centered"));
+    alignmentComboBox->addItem(tr("Right"));
+
+    alignmentLineEdit = new QLineEdit;
+
+    QGroupBox *inputMaskGroup = new QGroupBox(tr("Input mask"));
+
+    QLabel *inputMaskLabel = new QLabel(tr("Type:"));
+    QComboBox *inputMaskComboBox = new QComboBox;
+    inputMaskComboBox->addItem(tr("No mask"));
+    inputMaskComboBox->addItem(tr("Phone number"));
+    inputMaskComboBox->addItem(tr("ISO date"));
+    inputMaskComboBox->addItem(tr("License key"));
+
+    inputMaskLineEdit = new QLineEdit;
+
+    QGroupBox *accessGroup = new QGroupBox(tr("Access"));
+
+    QLabel *accessLabel = new QLabel(tr("Read-only:"));
+    QComboBox *accessComboBox = new QComboBox;
+    accessComboBox->addItem(tr("False"));
+    accessComboBox->addItem(tr("True"));
+
+    accessLineEdit = new QLineEdit;
+
+    connect(echoComboBox, SIGNAL(activated(int)),
+            this, SLOT(echoChanged(int)));
+    connect(validatorComboBox, SIGNAL(activated(int)),
+            this, SLOT(validatorChanged(int)));
+    connect(alignmentComboBox, SIGNAL(activated(int)),
+            this, SLOT(alignmentChanged(int)));
+    connect(inputMaskComboBox, SIGNAL(activated(int)),
+            this, SLOT(inputMaskChanged(int)));
+    connect(accessComboBox, SIGNAL(activated(int)),
+            this, SLOT(accessChanged(int)));
+
+    QGridLayout *echoLayout = new QGridLayout;
+    echoLayout->addWidget(echoLabel, 0, 0);
+    echoLayout->addWidget(echoComboBox, 0, 1);
+    echoLayout->addWidget(echoLineEdit, 1, 0, 1, 2);
+    echoGroup->setLayout(echoLayout);
+
+    QGridLayout *validatorLayout = new QGridLayout;
+    validatorLayout->addWidget(validatorLabel, 0, 0);
+    validatorLayout->addWidget(validatorComboBox, 0, 1);
+    validatorLayout->addWidget(validatorLineEdit, 1, 0, 1, 2);
+    validatorGroup->setLayout(validatorLayout);
+
+    QGridLayout *alignmentLayout = new QGridLayout;
+    alignmentLayout->addWidget(alignmentLabel, 0, 0);
+    alignmentLayout->addWidget(alignmentComboBox, 0, 1);
+    alignmentLayout->addWidget(alignmentLineEdit, 1, 0, 1, 2);
+    alignmentGroup-> setLayout(alignmentLayout);
+
+    QGridLayout *inputMaskLayout = new QGridLayout;
+    inputMaskLayout->addWidget(inputMaskLabel, 0, 0);
+    inputMaskLayout->addWidget(inputMaskComboBox, 0, 1);
+    inputMaskLayout->addWidget(inputMaskLineEdit, 1, 0, 1, 2);
+    inputMaskGroup->setLayout(inputMaskLayout);
+
+    QGridLayout *accessLayout = new QGridLayout;
+    accessLayout->addWidget(accessLabel, 0, 0);
+    accessLayout->addWidget(accessComboBox, 0, 1);
+    accessLayout->addWidget(accessLineEdit, 1, 0, 1, 2);
+    accessGroup->setLayout(accessLayout);
+
+    QGridLayout *layout = new QGridLayout;
+    layout->addWidget(echoGroup, 0, 0);
+    layout->addWidget(validatorGroup, 1, 0);
+    layout->addWidget(alignmentGroup, 2, 0);
+    layout->addWidget(inputMaskGroup, 0, 1);
+    layout->addWidget(accessGroup, 1, 1);
+    setLayout(layout);
+
+    setWindowTitle(tr("Line Edits"));
+}
+
+void Window::echoChanged(int index)
+{
+    switch (index) {
+    case 0:
+        echoLineEdit->setEchoMode(QLineEdit::Normal);
+        break;
+    case 1:
+        echoLineEdit->setEchoMode(QLineEdit::Password);
+        break;
+    case 2:
+        echoLineEdit->setEchoMode(QLineEdit::PasswordEchoOnEdit);
+        break;
+    case 3:
+        echoLineEdit->setEchoMode(QLineEdit::NoEcho);
+    }
+}
+
+void Window::validatorChanged(int index)
+{
+    switch (index) {
+    case 0:
+        validatorLineEdit->setValidator(0);
+        break;
+    case 1:
+        validatorLineEdit->setValidator(new QIntValidator(
+            validatorLineEdit));
+        break;
+    case 2:
+        validatorLineEdit->setValidator(new QDoubleValidator(-999.0,
+            999.0, 2, validatorLineEdit));
+    }
+
+    validatorLineEdit->clear();
+}
+
+void Window::alignmentChanged(int index)
+{
+    switch (index) {
+    case 0:
+        alignmentLineEdit->setAlignment(Qt::AlignLeft);
+        break;
+    case 1:
+        alignmentLineEdit->setAlignment(Qt::AlignCenter);
+        break;
+    case 2:
+        alignmentLineEdit->setAlignment(Qt::AlignRight);
+    }
+}
+
+void Window::inputMaskChanged(int index)
+{
+    switch (index) {
+    case 0:
+        inputMaskLineEdit->setInputMask("");
+        break;
+    case 1:
+        inputMaskLineEdit->setInputMask("+99 99 99 99 99;_");
+        break;
+    case 2:
+        inputMaskLineEdit->setInputMask("0000-00-00");
+        inputMaskLineEdit->setText("00000000");
+        inputMaskLineEdit->setCursorPosition(0);
+        break;
+    case 3:
+        inputMaskLineEdit->setInputMask(">AAAAA-AAAAA-AAAAA-AAAAA-AAAAA;#");
+    }
+}
+
+void Window::accessChanged(int index)
+{
+    switch (index) {
+    case 0:
+        accessLineEdit->setReadOnly(false);
+        break;
+    case 1:
+        accessLineEdit->setReadOnly(true);
+    }
+}
diff --git a/tests/manual/xembed-widgets/window.h b/tests/manual/xembed-widgets/window.h
new file mode 100644
index 0000000000..fbb9b82300
--- /dev/null
+++ b/tests/manual/xembed-widgets/window.h
@@ -0,0 +1,73 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
+**     of its contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef WINDOW_H
+#define WINDOW_H
+
+#include <QWidget>
+
+QT_BEGIN_NAMESPACE
+class QComboBox;
+class QLineEdit;
+QT_END_NAMESPACE
+
+class Window : public QWidget
+{
+    Q_OBJECT
+
+public:
+    Window();
+
+public slots:
+    void echoChanged(int);
+    void validatorChanged(int);
+    void alignmentChanged(int);
+    void inputMaskChanged(int);
+    void accessChanged(int);
+
+private:
+    QLineEdit *echoLineEdit;
+    QLineEdit *validatorLineEdit;
+    QLineEdit *alignmentLineEdit;
+    QLineEdit *inputMaskLineEdit;
+    QLineEdit *accessLineEdit;
+};
+
+#endif
diff --git a/tests/manual/xembed-widgets/xembed-widgets.pro b/tests/manual/xembed-widgets/xembed-widgets.pro
new file mode 100644
index 0000000000..e406ee47fd
--- /dev/null
+++ b/tests/manual/xembed-widgets/xembed-widgets.pro
@@ -0,0 +1,9 @@
+TEMPLATE = app
+TARGET= lineedits
+QT += widgets
+
+SOURCES += \
+    main.cpp \
+    window.cpp
+HEADERS += \
+    window.h