Mercurial > octave
view libgui/src/octave-qobject.h @ 27649:91d43a00620d
eliminate static instance variable from octave_qobject class
* octave-qobject.h, octave-qobject.cc (base_qobject::s_instance):
Delete static variable and all uses.
(base_qobject::the_octave_qobject): Delete static function.
* resource-manager.h, resource-manager.cc (__get_octave_qobject__,
__get_resource_manager__): Delete functions and all uses.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Wed, 06 Nov 2019 14:34:32 -0500 |
parents | 262cdd0f7619 |
children | 271b5cd640d7 |
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/* Copyright (C) 2013-2019 John W. Eaton Copyright (C) 2011-2019 Jacob Dawid This file is part of Octave. Octave is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <https://www.gnu.org/licenses/>. */ #if ! defined (octave_octave_qobject_h) #define octave_octave_qobject_h 1 #include <memory> #include <QApplication> #include <QList> #include <QObject> #include <QString> #include <QStringList> #include "interpreter-qobject.h" #include "resource-manager.h" #include "shortcut-manager.h" namespace octave { class main_window; class qt_application; class qt_interpreter_events; //! This class is a simple wrapper around QApplication so that we can //! reimplement QApplication::notify. The octave_qapplication object //! should behave identically to a QApplication object except that it //! overrides the notify method so we can handle forward Octave //! octave::execution_exception exceptions from the GUI thread to the //! interpreter thread. class octave_qapplication : public QApplication { Q_OBJECT public: octave_qapplication (int& argc, char **argv) : QApplication (argc, argv) { } virtual bool notify (QObject *receiver, QEvent *e) override; ~octave_qapplication (void) { }; signals: void interpreter_event (const fcn_callback& fcn); void interpreter_event (const meth_callback& meth); }; //! Base class for Octave interfaces that use Qt. There are two //! classes derived from this one. One provides a command-line //! interface that may use Qt graphics and another provides the //! full GUI experience. class base_qobject : public QObject { Q_OBJECT public: base_qobject (qt_application& app_context); ~base_qobject (void); void config_translators (void); void start_main_thread (void); int exec (void); // The Octave application context. qt_application& app_context (void) { return m_app_context; } // The Qt QApplication. QApplication * qapplication (void) { return m_qapplication; }; resource_manager& get_resource_manager (void) { return m_resource_manager; } shortcut_manager& get_shortcut_manager (void) { return m_shortcut_manager; } std::shared_ptr<qt_interpreter_events> get_qt_interpreter_events (void) { return m_qt_interpreter_events; } qt_interpreter_events * qt_link (void) { return m_qt_interpreter_events.get (); } interpreter_qobject * interpreter_qobj (void) { return m_interpreter_qobj; } QThread *main_thread (void) { return m_main_thread; } virtual bool confirm_shutdown (void); public slots: void handle_octave_finished (int); void interpreter_event (const fcn_callback& fcn); void interpreter_event (const meth_callback& meth); void copy_image_to_clipboard (const QString& file, bool remove_file); protected: qt_application& m_app_context; // Use these to ensure that argc and argv exist for as long as the // QApplication object. int m_argc; char **m_argv; octave_qapplication *m_qapplication; resource_manager m_resource_manager; shortcut_manager m_shortcut_manager; QTranslator *m_qt_tr; QTranslator *m_gui_tr; QTranslator *m_qsci_tr; bool m_translators_installed; std::shared_ptr<qt_interpreter_events> m_qt_interpreter_events; interpreter_qobject *m_interpreter_qobj; QThread *m_main_thread; }; //! This object provides a command-line interface to Octave that may //! use Qt graphics. class cli_qobject : public base_qobject { Q_OBJECT public: cli_qobject (qt_application& app_context); ~cli_qobject (void) = default; }; //! This object provides a full GUI interface to Octave that is //! implemented Qt. class gui_qobject : public base_qobject { Q_OBJECT public: gui_qobject (qt_application& app_context); ~gui_qobject (void); bool confirm_shutdown (void); private: main_window *m_main_window; }; } #endif