Mercurial > octave
view libgui/graphics/BaseControl.cc @ 30920:47cbc69e66cd
eliminate direct access to call stack from evaluator
The call stack is an internal implementation detail of the evaluator.
Direct access to it outside of the evlauator should not be needed.
* pt-eval.h (tree_evaluator::get_call_stack): Delete.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Fri, 08 Apr 2022 15:19:22 -0400 |
parents | 796f54d4ddbf |
children | ca7d58406f82 c6d54dd31a7e |
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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 (HAVE_CONFIG_H) # include "config.h" #endif #include <QEvent> #include <QKeyEvent> #include <QMouseEvent> #include <QWidget> #include "BaseControl.h" #include "ContextMenu.h" #include "QtHandlesUtils.h" #include "graphics.h" #include "interpreter.h" namespace octave { static void updatePalette (const uicontrol::properties& props, QWidget *w) { QPalette p = w->palette (); if (props.style_is ("edit") || props.style_is ("listbox")) { Matrix bg_color = props.get_backgroundcolor_rgb (); // Matlab compatibility: Default color is ignored, and rendered as // white ([1.0, 1.0, 1.0]). See bug #58261. if (bg_color(0) == bg_color(1) && bg_color(0) == bg_color(2) && (std::abs (bg_color(1) - 0.94) < .005)) bg_color.fill (1.0); p.setColor (QPalette::Active, QPalette::Base, Utils::fromRgb (bg_color)); p.setColor (QPalette::Inactive, QPalette::Base, Utils::fromRgb (bg_color)); p.setColor (QPalette::Active, QPalette::Text, Utils::fromRgb (props.get_foregroundcolor_rgb ())); p.setColor (QPalette::Inactive, QPalette::Text, Utils::fromRgb (props.get_foregroundcolor_rgb ())); } else if (props.style_is ("popupmenu")) { // popupmenu (QComboBox) is a listbox with a button. // This requires setting colors for both. QColor bcol = Utils::fromRgb (props.get_backgroundcolor_rgb ()); QColor fcol = Utils::fromRgb (props.get_foregroundcolor_rgb ()); QString qss = QString (":enabled { background: %1 none;\n" "color: %2; }") .arg(bcol.name ()).arg (fcol.name ()); w->setStyleSheet(qss); return; } else if (props.style_is ("radiobutton") || props.style_is ("checkbox")) { p.setColor (QPalette::Active, QPalette::Button, Utils::fromRgb (props.get_backgroundcolor_rgb ())); p.setColor (QPalette::Inactive, QPalette::Button, Utils::fromRgb (props.get_backgroundcolor_rgb ())); p.setColor (QPalette::Active, QPalette::WindowText, Utils::fromRgb (props.get_foregroundcolor_rgb ())); p.setColor (QPalette::Inactive, QPalette::WindowText, Utils::fromRgb (props.get_foregroundcolor_rgb ())); } else if (props.style_is ("pushbutton") || props.style_is ("togglebutton")) { QColor bcol = Utils::fromRgb (props.get_backgroundcolor_rgb ()); QColor fcol = Utils::fromRgb (props.get_foregroundcolor_rgb ()); QString qss = QString (":enabled { background: %1 none;\n" "color: %2; }") .arg(bcol.name ()).arg (fcol.name ()); w->setStyleSheet(qss); return; } else { p.setColor (QPalette::Active, QPalette::Window, Utils::fromRgb (props.get_backgroundcolor_rgb ())); p.setColor (QPalette::Inactive, QPalette::Window, Utils::fromRgb (props.get_backgroundcolor_rgb ())); p.setColor (QPalette::Active, QPalette::WindowText, Utils::fromRgb (props.get_foregroundcolor_rgb ())); p.setColor (QPalette::Inactive, QPalette::WindowText, Utils::fromRgb (props.get_foregroundcolor_rgb ())); } w->setPalette (p); } BaseControl::BaseControl (octave::base_qobject& oct_qobj, octave::interpreter& interp, const graphics_object& go, QWidget *w) : Object (oct_qobj, interp, go, w), m_normalizedFont (false), m_keyPressHandlerDefined (false) { qObject ()->setObjectName ("UIControl"); init (w); } void BaseControl::init (QWidget *w, bool callBase) { if (callBase) Object::init (w, callBase); uicontrol::properties& up = properties<uicontrol> (); Matrix bb = up.get_boundingbox (false); w->setGeometry (octave::math::round (bb(0)), octave::math::round (bb(1)), octave::math::round (bb(2)), octave::math::round (bb(3))); w->setFont (Utils::computeFont<uicontrol> (up, bb(3))); updatePalette (up, w); if (up.enable_is ("inactive")) w->blockSignals (true); else w->setEnabled (up.enable_is ("on")); w->setToolTip (Utils::fromStdString (up.get_tooltipstring ())); w->setVisible (up.is_visible ()); m_keyPressHandlerDefined = ! up.get_keypressfcn ().isempty (); w->installEventFilter (this); m_normalizedFont = up.fontunits_is ("normalized"); } BaseControl::~BaseControl (void) { } void BaseControl::redraw (void) { update (uicontrol::properties::ID_POSITION); } void BaseControl::update (int pId) { uicontrol::properties& up = properties<uicontrol> (); QWidget *w = qWidget<QWidget> (); switch (pId) { case uicontrol::properties::ID_POSITION: { Matrix bb = up.get_boundingbox (false); w->setGeometry (octave::math::round (bb(0)), octave::math::round (bb(1)), octave::math::round (bb(2)), octave::math::round (bb(3))); } break; case uicontrol::properties::ID_FONTNAME: case uicontrol::properties::ID_FONTSIZE: case uicontrol::properties::ID_FONTWEIGHT: case uicontrol::properties::ID_FONTANGLE: w->setFont (Utils::computeFont<uicontrol> (up)); break; case uicontrol::properties::ID_FONTUNITS: // FIXME: We shouldn't have to do anything, octave should update // the "fontsize" property automatically to the new units. // Hence the actual font used shouldn't change. m_normalizedFont = up.fontunits_is ("normalized"); break; case uicontrol::properties::ID_BACKGROUNDCOLOR: case uicontrol::properties::ID_FOREGROUNDCOLOR: updatePalette (up, w); break; case uicontrol::properties::ID_ENABLE: if (up.enable_is ("inactive")) { w->blockSignals (true); w->setEnabled (true); } else { w->blockSignals (false); w->setEnabled (up.enable_is ("on")); } break; case uicontrol::properties::ID_TOOLTIPSTRING: w->setToolTip (Utils::fromStdString (up.get_tooltipstring ())); break; case base_properties::ID_VISIBLE: w->setVisible (up.is_visible ()); break; case uicontrol::properties::ID_KEYPRESSFCN: m_keyPressHandlerDefined = ! up.get_keypressfcn ().isempty (); break; case uicontrol::properties::ID___FOCUS__: if (up.is___focus__ ()) w->setFocus (); else w->clearFocus (); break; default: break; } } bool BaseControl::eventFilter (QObject *watched, QEvent *xevent) { gh_manager& gh_mgr = m_interpreter.get_gh_manager (); switch (xevent->type ()) { case QEvent::Resize: if (m_normalizedFont) { octave::autolock guard (gh_mgr.graphics_lock ()); qWidget<QWidget> ()->setFont (Utils::computeFont<uicontrol> (properties<uicontrol> ())); } break; case QEvent::MouseButtonPress: { octave::autolock guard (gh_mgr.graphics_lock ()); QMouseEvent *m = dynamic_cast<QMouseEvent *> (xevent); graphics_object go = object (); uicontrol::properties& up = Utils::properties<uicontrol> (go); graphics_object fig = go.get_ancestor ("figure"); if (fig) { emit gh_set_event (fig.get_handle (), "currentobject", m_handle.value (), false); if (m->button () != Qt::LeftButton || ! up.enable_is ("on")) { emit gh_set_event (fig.get_handle (), "selectiontype", Utils::figureSelectionType (m), false); emit gh_set_event (fig.get_handle (), "currentpoint", Utils::figureCurrentPoint (fig, m), false); emit gh_callback_event (fig.get_handle (), "windowbuttondownfcn"); emit gh_callback_event (m_handle, "buttondownfcn"); if (m->button () == Qt::RightButton) ContextMenu::executeAt (m_interpreter, up, m->globalPos ()); } else { if (up.style_is ("listbox")) emit gh_set_event (fig.get_handle (), "selectiontype", Utils::figureSelectionType (m), false); else emit gh_set_event (fig.get_handle (), "selectiontype", octave_value ("normal"), false); } } } break; case QEvent::MouseMove: if (qWidget<QWidget> ()->hasMouseTracking ()) { octave::autolock guard (gh_mgr.graphics_lock ()); QMouseEvent *m = dynamic_cast<QMouseEvent *> (xevent); graphics_object go = object (); graphics_object fig = go.get_ancestor ("figure"); if (fig) { emit gh_set_event (fig.get_handle (), "currentpoint", Utils::figureCurrentPoint (fig, m), false); emit gh_callback_event (fig.get_handle (), "windowbuttonmotionfcn"); } } break; case QEvent::KeyPress: if (m_keyPressHandlerDefined) { octave::autolock guard (gh_mgr.graphics_lock ()); octave_scalar_map keyData = Utils::makeKeyEventStruct (dynamic_cast<QKeyEvent *> (xevent)); graphics_object fig = object ().get_ancestor ("figure"); emit gh_set_event (fig.get_handle (), "currentcharacter", keyData.getfield ("Character"), false); emit gh_callback_event (m_handle, "keypressfcn", keyData); } break; case QEvent::FocusIn: emit gh_set_event (m_handle, "__focus__", "on", false); break; case QEvent::FocusOut: emit gh_set_event (m_handle, "__focus__", "off", false); break; default: break; } return Object::eventFilter (watched, xevent); } }