diff options
Diffstat (limited to 'sources/pyside2/PySide2/glue/qtuitools.cpp')
-rw-r--r-- | sources/pyside2/PySide2/glue/qtuitools.cpp | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/sources/pyside2/PySide2/glue/qtuitools.cpp b/sources/pyside2/PySide2/glue/qtuitools.cpp deleted file mode 100644 index 08dc0eb0a..000000000 --- a/sources/pyside2/PySide2/glue/qtuitools.cpp +++ /dev/null @@ -1,238 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2018 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt for Python. -** -** $QT_BEGIN_LICENSE:LGPL$ -** 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 The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://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.LGPL3 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-3.0.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 (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ -// @snippet uitools-loadui -/* - * Based on code provided by: - * Antonio Valentino <antonio.valentino at tiscali.it> - * Frédéric <frederic.mantegazza at gbiloba.org> - */ - -#include <shiboken.h> -#include <QUiLoader> -#include <QFile> -#include <QWidget> - -static void createChildrenNameAttributes(PyObject *root, QObject *object) -{ - for (auto *child : object->children()) { - const QByteArray name = child->objectName().toLocal8Bit(); - - if (!name.isEmpty() && !name.startsWith("_") && !name.startsWith("qt_")) { - Shiboken::AutoDecRef attrName(Py_BuildValue("s", name.constData())); - if (!PyObject_HasAttr(root, attrName)) { - Shiboken::AutoDecRef pyChild(%CONVERTTOPYTHON[QObject *](child)); - PyObject_SetAttr(root, attrName, pyChild); - } - createChildrenNameAttributes(root, child); - } - createChildrenNameAttributes(root, child); - } -} - -static PyObject *QUiLoadedLoadUiFromDevice(QUiLoader *self, QIODevice *dev, QWidget *parent) -{ - QWidget *wdg = self->load(dev, parent); - - if (wdg) { - PyObject *pyWdg = %CONVERTTOPYTHON[QWidget *](wdg); - createChildrenNameAttributes(pyWdg, wdg); - if (parent) { - Shiboken::AutoDecRef pyParent(%CONVERTTOPYTHON[QWidget *](parent)); - Shiboken::Object::setParent(pyParent, pyWdg); - } - return pyWdg; - } - - if (!PyErr_Occurred()) - PyErr_SetString(PyExc_RuntimeError, "Unable to open/read ui device"); - return nullptr; -} - -static PyObject *QUiLoaderLoadUiFromFileName(QUiLoader *self, const QString &uiFile, QWidget *parent) -{ - QFile fd(uiFile); - return QUiLoadedLoadUiFromDevice(self, &fd, parent); -} -// @snippet uitools-loadui - -// @snippet quiloader -Q_IMPORT_PLUGIN(PyCustomWidgets); -// @snippet quiloader - -// @snippet quiloader-registercustomwidget -registerCustomWidget(%PYARG_1); -%CPPSELF.addPluginPath(""); // force reload widgets -// @snippet quiloader-registercustomwidget - -// @snippet quiloader-load-1 -// Avoid calling the original function: %CPPSELF.%FUNCTION_NAME() -%PYARG_0 = QUiLoadedLoadUiFromDevice(%CPPSELF, %1, %2); -// @snippet quiloader-load-1 - -// @snippet quiloader-load-2 -// Avoid calling the original function: %CPPSELF.%FUNCTION_NAME() -%PYARG_0 = QUiLoaderLoadUiFromFileName(%CPPSELF, %1, %2); -// @snippet quiloader-load-2 - -// @snippet loaduitype -/* -Arguments: - %PYARG_1 (uifile) -*/ -// 1. Generate the Python code from the UI file -PyObject *strObj = PyUnicode_AsUTF8String(%PYARG_1); -char *arg1 = PyBytes_AsString(strObj); -QByteArray uiFileName(arg1); -Py_DECREF(strObj); - -QFile uiFile(uiFileName); - -if (!uiFile.exists()) { - qCritical().noquote() << "File" << uiFileName << "does not exists"; - Py_RETURN_NONE; -} - -if (uiFileName.isEmpty()) { - qCritical() << "Error converting the UI filename to QByteArray"; - Py_RETURN_NONE; -} - -// Use the 'pyside2-uic' wrapper instead of 'uic' -// This approach is better than rely on 'uic' since installing -// the wheels cover this case. -QString uicBin("pyside2-uic"); -QStringList uicArgs = {QString::fromUtf8(uiFileName)}; - -QProcess uicProcess; -uicProcess.start(uicBin, uicArgs); -if (!uicProcess.waitForFinished()) { - qCritical() << "Cannot run 'pyside2-uic': " << uicProcess.errorString() << " - " - << "Exit status " << uicProcess.exitStatus() - << " (" << uicProcess.exitCode() << ")\n" - << "Check if 'pyside2-uic' is in PATH"; - Py_RETURN_NONE; -} -QByteArray uiFileContent = uicProcess.readAllStandardOutput(); -QByteArray errorOutput = uicProcess.readAllStandardError(); - -if (!errorOutput.isEmpty()) { - qCritical().noquote() << errorOutput; - Py_RETURN_NONE; -} - -// 2. Obtain the 'classname' and the Qt base class. -QByteArray className; -QByteArray baseClassName; - -// Problem -// The generated Python file doesn't have the Qt Base class information. - -// Solution -// Use the XML file -if (!uiFile.open(QIODevice::ReadOnly)) - Py_RETURN_NONE; - -// This will look for the first <widget> tag, e.g.: -// <widget class="QWidget" name="ThemeWidgetForm"> -// and then extract the information from "class", and "name", -// to get the baseClassName and className respectively -QXmlStreamReader reader(&uiFile); -while (!reader.atEnd() && baseClassName.isEmpty() && className.isEmpty()) { - auto token = reader.readNext(); - if (token == QXmlStreamReader::StartElement && reader.name() == "widget") { - baseClassName = reader.attributes().value(QLatin1String("class")).toUtf8(); - className = reader.attributes().value(QLatin1String("name")).toUtf8(); - } -} - -uiFile.close(); - -if (className.isEmpty() || baseClassName.isEmpty() || reader.hasError()) { - qCritical() << "An error occurred when parsing the UI file while looking for the class info " - << reader.errorString(); - Py_RETURN_NONE; -} - -QByteArray pyClassName("Ui_"+className); - -PyObject *module = PyImport_ImportModule("__main__"); -PyObject *loc = PyModule_GetDict(module); - -// 3. exec() the code so the class exists in the context: exec(uiFileContent) -// The context of PyRun_SimpleString is __main__. -// 'Py_file_input' is the equivalent to using exec(), since it will execute -// the code, without returning anything. -Shiboken::AutoDecRef codeUi(Py_CompileString(uiFileContent.constData(), "<stdin>", Py_file_input)); -if (codeUi.isNull()) { - qCritical() << "Error while compiling the generated Python file"; - Py_RETURN_NONE; -} -PyObject *uiObj = PyEval_EvalCode(codeUi, loc, loc); - -if (uiObj == nullptr) { - qCritical() << "Error while running exec() on the generated code"; - Py_RETURN_NONE; -} - -// 4. eval() the name of the class on a variable to return -// 'Py_eval_input' is the equivalent to using eval(), since it will just -// evaluate an expression. -Shiboken::AutoDecRef codeClass(Py_CompileString(pyClassName.constData(),"<stdin>", Py_eval_input)); -if (codeClass.isNull()) { - qCritical() << "Error while compiling the Python class"; - Py_RETURN_NONE; -} - -Shiboken::AutoDecRef codeBaseClass(Py_CompileString(baseClassName.constData(), "<stdin>", Py_eval_input)); -if (codeBaseClass.isNull()) { - qCritical() << "Error while compiling the base class"; - Py_RETURN_NONE; -} - -PyObject *classObj = PyEval_EvalCode(codeClass, loc, loc); -PyObject *baseClassObj = PyEval_EvalCode(codeBaseClass, loc, loc); - -%PYARG_0 = PyTuple_New(2); -if (%PYARG_0 == nullptr) { - qCritical() << "Error while creating the return Tuple"; - Py_RETURN_NONE; -} -PyTuple_SET_ITEM(%PYARG_0, 0, classObj); -PyTuple_SET_ITEM(%PYARG_0, 1, baseClassObj); -// @snippet loaduitype |