Mercurial > octave
view libgui/src/documentation.h @ 31198:863730dd0f83 stable
nextpow2: Fix for input between 0.5 and 1 (bug #62947).
* scripts/general/nextpow2.m: Switch to a naïve implementation using log2 with
a single output argument and ceil.
author | Markus Mützel <markus.muetzel@gmx.de> |
---|---|
date | Wed, 24 Aug 2022 17:15:34 +0200 |
parents | 796f54d4ddbf |
children | ad014fc78bd6 c6d54dd31a7e |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 2018-2022 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_documentation_h) #define octave_documentation_h 1 #include <QComboBox> #include <QMenu> #include <QShortcut> #include <QSplitter> #include <QTextBrowser> #include <QToolBar> #include <QListWidget> #include <QToolButton> #include <QWidget> #include <QtHelp/QHelpEngine> #include "gui-settings.h" namespace octave { class base_qobject; class documentation; class documentation_bookmarks; //! Documentation browser derived from Textbrowser class documentation_browser : public QTextBrowser { Q_OBJECT public: documentation_browser (QHelpEngine *help_engine, QWidget *parent = nullptr); ~documentation_browser (void) = default; virtual QVariant loadResource (int type, const QUrl& url); public slots: void handle_index_clicked (const QUrl& url, const QString& keyword = QString ()); void notice_settings (const gui_settings *settings); void save_settings (gui_settings *settings); //! Zooming in and out while taking care of the zoom level //!@{ void zoom_in (void); void zoom_out (void); void zoom_original (void); //!@} protected: void wheelEvent (QWheelEvent *we); private: QHelpEngine *m_help_engine; //! Store the current zoom level int m_zoom_level; //! Minimal and maximal zoom level avoiding calling //! zoom_in and zoom_out without actually zooming but //! with changing the stored zoom level enum { min_zoom_level = -5, max_zoom_level = 10 }; }; //! The documentation main class derived from QSplitter class documentation : public QSplitter { Q_OBJECT public: documentation (QWidget *parent, base_qobject& oct_qobj); ~documentation (void); /*! Generate a string with page name @p title and current anchor from @p url for using in prev/next or bookmarks menu: @param title current title of the page as QString @param url current url as QUrl @return QString "title: anchor" */ QString title_and_anchor (const QString& title, const QUrl& url); signals: void show_single_result (const QUrl&); public slots: void notice_settings (const gui_settings *settings); void save_settings (void); void copyClipboard (void); void pasteClipboard (void); void selectAll (void); void load_index (void); void load_ref (const QString& name = QString ()); void registerDoc (const QString& name); void unregisterDoc (const QString& name); private slots: void activate_find (void); void global_search (void); void global_search_started (void); void global_search_finished (int hits); void filter_update (const QString& expression); void filter_update_history (void); void find (bool backward = false); void find_backward (void); void find_forward_from_anchor (const QString& text); void record_anchor_position (void); void handle_cursor_position_change (void); void handle_search_result_clicked (const QUrl& url); void update_history_menus (void); void open_hist_url (QAction *a); private: void construct_tool_bar (void); QAction * add_action (const QIcon& icon, const QString& text, const char *member, QWidget *receiver = nullptr, QToolBar *tool_bar = nullptr); void update_history (int new_count, QAction **actions); //! Select all occurrences of a string in the doc browser void select_all_occurrences (const QString& text); base_qobject& m_octave_qobj; QHelpEngine *m_help_engine; QString m_internal_search; documentation_browser *m_doc_browser; documentation_bookmarks *m_bookmarks; QLineEdit *m_find_line_edit; int m_search_anchor_position; QComboBox *m_filter; QString m_collection; QWidget *m_doc_widget; QToolBar *m_tool_bar; QString m_query_string; bool m_indexed; QString m_current_ref_name; QAction *m_action_go_home; QAction *m_action_go_prev; QAction *m_action_go_next; QMenu *m_prev_pages_menu; QMenu *m_next_pages_menu; int m_prev_pages_count; int m_next_pages_count; enum { max_history_entries = 10 }; QAction *m_prev_pages_actions[max_history_entries]; QAction *m_next_pages_actions[max_history_entries]; QAction *m_action_bookmark; QAction *m_action_find; QShortcut *m_findnext_shortcut; QShortcut *m_findprev_shortcut; QAction *m_action_zoom_in; QAction *m_action_zoom_out; QAction *m_action_zoom_original; }; } #endif