Mercurial > octave
view libgui/graphics/qt-graphics-toolkit.h @ 31639:ca7d58406f82
eliminate unnecessary uses of octave_qobject in GUI classes
* BaseControl.cc, BaseControl.h, ButtonControl.cc, ButtonControl.h,
ButtonGroup.cc, ButtonGroup.h, Canvas.cc, Canvas.h,
CheckBoxControl.cc, CheckBoxControl.h, Container.cc, Container.h,
ContextMenu.cc, ContextMenu.h, EditControl.cc, EditControl.h,
Figure.cc, Figure.h, GLCanvas.cc, GLCanvas.h, ListBoxControl.cc,
ListBoxControl.h, Menu.cc, Menu.h, Object.cc, Object.h, Panel.cc,
Panel.h, PopupMenuControl.cc, PopupMenuControl.h,
PushButtonControl.cc, PushButtonControl.h, PushTool.cc, PushTool.h,
RadioButtonControl.cc, RadioButtonControl.h, SliderControl.cc,
SliderControl.h, Table.cc, Table.h, TextControl.cc, TextControl.h,
ToggleButtonControl.cc, ToggleButtonControl.h, ToggleTool.cc,
ToggleTool.h, ToolBar.cc, ToolBar.h, ToolBarButton.cc,
ToolBarButton.h, annotation-dialog.cc, annotation-dialog.h,
qt-graphics-toolkit.cc, qt-graphics-toolkit.h, command-widget.h,
community-news.cc, community-news.h, documentation-bookmarks.cc,
documentation-bookmarks.h, documentation.cc,
external-editor-interface.cc, external-editor-interface.h,
find-files-dialog.cc, find-files-dialog.h, graphics-init.cc,
graphics-init.h, interpreter-qobject.cc, file-editor.cc,
find-dialog.cc, find-dialog.h, main-window.cc, main-window.h,
news-reader.cc, news-reader.h, octave-qobject.cc, release-notes.cc,
resource-manager.cc, set-path-dialog.cc, set-path-dialog.h,
shortcut-manager.cc, shortcut-manager.h, welcome-wizard.cc,
welcome-wizard.h, workspace-model.cc:
Don't store references to octave_qobject in GUI classes where it is
no longer needed. Eliminate unnecessary octave_qobject constructor
arguments. Change all uses.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Sun, 04 Dec 2022 22:57:02 -0500 |
parents | 796f54d4ddbf |
children | bd9da634f00d |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 2011-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // 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_qt_graphics_toolkit_h) #define octave_qt_graphics_toolkit_h 1 #include <QObject> #include "event-manager.h" #include "graphics.h" namespace octave { class interpreter; } namespace octave { class Object; class ObjectProxy; class qt_graphics_toolkit : public QObject, public octave::base_graphics_toolkit { Q_OBJECT public: qt_graphics_toolkit (octave::interpreter& interp); ~qt_graphics_toolkit (void) = default; // The interpreter may call graphics toolkit functions that we // implement here. The Qt GUI that manages these actions runs in a // separate thread. So in order to correctly cross from the // interpreter thread to the GUI thread, these functions should emit // signals (in the interpreter thread) that are handled by slots // that will run in the GUI thread. This design is similar to the // event_manager, interpreter_events, and qt_interpreter_events // classes work to pass messages from the interpreter to the GUI. // // FIXME: currently most of these functions do not emit signals. // They may work because they use locking and the gh_manager class, // but it might be better to use Qt signals and slots. In any case, // we should ensure that they are correctly handling the connection // between the interpreter and GUI threads. bool is_valid (void) const { return true; } void redraw_figure (const graphics_object& h) const; void show_figure (const graphics_object& h) const; void update (const graphics_object& obj, int pId); bool initialize (const graphics_object& obj); void finalize (const graphics_object& obj); void print_figure (const graphics_object& go, const std::string& term, const std::string& file_cmd, const std::string& /*debug_file*/) const; uint8NDArray get_pixels (const graphics_object& go) const; Matrix get_text_extent (const graphics_object& go) const; static Object * toolkitObject (const graphics_object& go); static ObjectProxy * toolkitObjectProxy (const graphics_object& go); signals: void create_object_signal (double handle); public slots: void interpreter_event (const octave::fcn_callback& fcn); void interpreter_event (const octave::meth_callback& meth); void create_object (double handle); void gh_callback_event (const graphics_handle& h, const std::string& name); void gh_callback_event (const graphics_handle& h, const std::string& name, const octave_value& data); void gh_set_event (const graphics_handle& h, const std::string& name, const octave_value& value); void gh_set_event (const graphics_handle& h, const std::string& name, const octave_value& value, bool notify_toolkit); void gh_set_event (const graphics_handle& h, const std::string& name, const octave_value& value, bool notify_toolkit, bool redraw_figure); private: octave::interpreter& m_interpreter; }; } #endif