Mercurial > octave
view libgui/graphics/Panel.cc @ 31235:b542b88ad3b6
maint: Use space between function name and '(' in sparse-xpow.cc.
* sparse-xpow.cc: Use space between function name and '(' in sparse-xpow.cc.
author | Rik <rik@octave.org> |
---|---|
date | Tue, 20 Sep 2022 14:43:56 -0700 |
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 <QFrame> #include <QLabel> #include <QMouseEvent> #include <QTimer> #include "Canvas.h" #include "Container.h" #include "ContextMenu.h" #include "Panel.h" #include "QtHandlesUtils.h" #include "octave-qobject.h" #include "graphics.h" #include "interpreter.h" namespace octave { static int frameStyleFromProperties (const uipanel::properties& pp) { if (pp.bordertype_is ("none")) return QFrame::NoFrame; else if (pp.bordertype_is ("etchedin")) return (QFrame::Box | QFrame::Sunken); else if (pp.bordertype_is ("etchedout")) return (QFrame::Box | QFrame::Raised); else if (pp.bordertype_is ("beveledin")) return (QFrame::Panel | QFrame::Sunken); else if (pp.bordertype_is ("beveledout")) return (QFrame::Panel | QFrame::Raised); else return (QFrame::Panel | QFrame::Plain); } static void setupPalette (const uipanel::properties& pp, QPalette& p) { p.setColor (QPalette::Window, Utils::fromRgb (pp.get_backgroundcolor_rgb ())); p.setColor (QPalette::WindowText, Utils::fromRgb (pp.get_foregroundcolor_rgb ())); p.setColor (QPalette::Light, Utils::fromRgb (pp.get_highlightcolor_rgb ())); p.setColor (QPalette::Dark, Utils::fromRgb (pp.get_shadowcolor_rgb ())); } static int borderWidthFromProperties (const uipanel::properties& pp) { int bw = 0; if (! pp.bordertype_is ("none")) { bw = octave::math::round (pp.get_borderwidth ()); if (pp.bordertype_is ("etchedin") || pp.bordertype_is ("etchedout")) bw *= 2; } return bw; } Panel * Panel::create (octave::base_qobject& oct_qobj, octave::interpreter& interp, const graphics_object& go) { Object *parent = parentObject (interp, go); if (parent) { Container *container = parent->innerContainer (); if (container) return new Panel (oct_qobj, interp, go, new QFrame (container)); } return nullptr; } Panel::Panel (octave::base_qobject& oct_qobj, octave::interpreter& interp, const graphics_object& go, QFrame *frame) : Object (oct_qobj, interp, go, frame), m_container (nullptr), m_title (nullptr), m_blockUpdates (false), m_previous_bbox (Matrix (1, 4, 0)) { uipanel::properties& pp = properties<uipanel> (); frame->setObjectName ("UIPanel"); frame->setAutoFillBackground (true); Matrix bb = pp.get_boundingbox (false); frame->setGeometry (octave::math::round (bb(0)), octave::math::round (bb(1)), octave::math::round (bb(2)), octave::math::round (bb(3))); frame->setFrameStyle (frameStyleFromProperties (pp)); frame->setLineWidth (octave::math::round (pp.get_borderwidth ())); QPalette pal = frame->palette (); setupPalette (pp, pal); frame->setPalette (pal); m_container = new Container (frame, oct_qobj, interp); m_container->canvas (m_handle); connect (m_container, SIGNAL (interpeter_event (const fcn_callback&)), this, SIGNAL (interpeter_event (const fcn_callback&))); connect (m_container, SIGNAL (interpeter_event (const meth_callback&)), this, SIGNAL (interpeter_event (const meth_callback&))); if (frame->hasMouseTracking ()) { for (auto *w : frame->findChildren<QWidget *> ()) w->setMouseTracking (true); } QString title = Utils::fromStdString (pp.get_title ()); if (! title.isEmpty ()) { m_title = new QLabel (title, frame); m_title->setAutoFillBackground (true); m_title->setContentsMargins (4, 0, 4, 0); m_title->setPalette (pal); m_title->setFont (Utils::computeFont<uipanel> (pp, bb(3))); } frame->installEventFilter (this); m_container->installEventFilter (this); graphics_object fig (go.get_ancestor ("figure")); if (! fig.get ("keypressfcn").isempty ()) m_container->canvas (m_handle)->addEventMask (Canvas::KeyPress); if (! fig.get ("keyreleasefcn").isempty ()) m_container->canvas (m_handle)->addEventMask (Canvas::KeyRelease); if (pp.is_visible ()) QTimer::singleShot (0, frame, &QFrame::show); else frame->hide (); } Panel::~Panel (void) { } bool Panel::eventFilter (QObject *watched, QEvent *xevent) { if (! m_blockUpdates) { gh_manager& gh_mgr = m_interpreter.get_gh_manager (); if (watched == qObject ()) { switch (xevent->type ()) { case QEvent::Resize: { octave::autolock guard (gh_mgr.graphics_lock ()); graphics_object go = object (); if (go.valid_object ()) { if (m_title) { const uipanel::properties& pp = Utils::properties<uipanel> (go); if (pp.fontunits_is ("normalized")) { QFrame *frame = qWidget<QFrame> (); m_title->setFont (Utils::computeFont<uipanel> (pp, frame->height ())); m_title->resize (m_title->sizeHint ()); } } updateLayout (); } } break; case QEvent::MouseButtonPress: { QMouseEvent *m = dynamic_cast<QMouseEvent *> (xevent); if (m->button () == Qt::RightButton) { octave::autolock guard (gh_mgr.graphics_lock ()); graphics_object go = object (); if (go.valid_object ()) ContextMenu::executeAt (m_interpreter, go.get_properties (), m->globalPos ()); } } break; default: break; } } else if (watched == m_container) { switch (xevent->type ()) { case QEvent::Resize: if (qWidget<QWidget> ()->isVisible ()) { octave::autolock guard (gh_mgr.graphics_lock ()); graphics_object go = object (); if (go.valid_object ()) go.get_properties ().update_boundingbox (); } break; default: break; } } } return false; } void Panel::update (int pId) { uipanel::properties& pp = properties<uipanel> (); QFrame *frame = qWidget<QFrame> (); m_blockUpdates = true; switch (pId) { case uipanel::properties::ID_POSITION: { Matrix bb = pp.get_boundingbox (false); if (m_previous_bbox(0) != bb(0) || m_previous_bbox(1) != bb(1) || m_previous_bbox(2) != bb(2) || m_previous_bbox(3) != bb(3)) { frame->setGeometry (octave::math::round (bb(0)), octave::math::round (bb(1)), octave::math::round (bb(2)), octave::math::round (bb(3))); updateLayout (); } m_previous_bbox = bb; } break; case uipanel::properties::ID_BORDERWIDTH: frame->setLineWidth (octave::math::round (pp.get_borderwidth ())); updateLayout (); break; case uipanel::properties::ID_BACKGROUNDCOLOR: case uipanel::properties::ID_FOREGROUNDCOLOR: case uipanel::properties::ID_HIGHLIGHTCOLOR: case uipanel::properties::ID_SHADOWCOLOR: { QPalette pal = frame->palette (); setupPalette (pp, pal); frame->setPalette (pal); if (m_title) m_title->setPalette (pal); } break; case uipanel::properties::ID_TITLE: { QString title = Utils::fromStdString (pp.get_title ()); if (title.isEmpty ()) { if (m_title) delete m_title; m_title = nullptr; } else { if (! m_title) { QPalette pal = frame->palette (); m_title = new QLabel (title, frame); m_title->setAutoFillBackground (true); m_title->setContentsMargins (4, 0, 4, 0); m_title->setPalette (pal); m_title->setFont (Utils::computeFont<uipanel> (pp)); m_title->show (); } else { m_title->setText (title); m_title->resize (m_title->sizeHint ()); } } updateLayout (); } break; case uipanel::properties::ID_TITLEPOSITION: updateLayout (); break; case uipanel::properties::ID_BORDERTYPE: frame->setFrameStyle (frameStyleFromProperties (pp)); updateLayout (); break; case uipanel::properties::ID_FONTNAME: case uipanel::properties::ID_FONTSIZE: case uipanel::properties::ID_FONTWEIGHT: case uipanel::properties::ID_FONTANGLE: if (m_title) { m_title->setFont (Utils::computeFont<uipanel> (pp)); m_title->resize (m_title->sizeHint ()); updateLayout (); } break; case uipanel::properties::ID_VISIBLE: frame->setVisible (pp.is_visible ()); updateLayout (); break; default: break; } m_blockUpdates = false; } void Panel::redraw (void) { update (uipanel::properties::ID_POSITION); Canvas *canvas = m_container->canvas (m_handle); if (canvas) canvas->redraw (); } void Panel::updateLayout (void) { uipanel::properties& pp = properties<uipanel> (); QFrame *frame = qWidget<QFrame> (); Matrix bb = pp.get_boundingbox (true); int bw = borderWidthFromProperties (pp); frame->setFrameRect (QRect (octave::math::round (bb(0)) - bw, octave::math::round (bb(1)) - bw, octave::math::round (bb(2)) + 2*bw, octave::math::round (bb(3)) + 2*bw)); m_container->setGeometry (octave::math::round (bb(0)), octave::math::round (bb(1)), octave::math::round (bb(2)), octave::math::round (bb(3))); if (m_blockUpdates) pp.update_boundingbox (); if (m_title) { QSize sz = m_title->sizeHint (); int offset = 5; if (pp.titleposition_is ("lefttop")) m_title->move (bw+offset, 0); else if (pp.titleposition_is ("righttop")) m_title->move (frame->width () - bw - offset - sz.width (), 0); else if (pp.titleposition_is ("leftbottom")) m_title->move (bw+offset, frame->height () - sz.height ()); else if (pp.titleposition_is ("rightbottom")) m_title->move (frame->width () - bw - offset - sz.width (), frame->height () - sz.height ()); else if (pp.titleposition_is ("centertop")) m_title->move (frame->width () / 2 - sz.width () / 2, 0); else if (pp.titleposition_is ("centerbottom")) m_title->move (frame->width () / 2 - sz.width () / 2, frame->height () - sz.height ()); } } void Panel::do_connections (const QObject *receiver, const QObject * /* emitter */) { Object::do_connections (receiver); Object::do_connections (receiver, m_container->canvas (m_handle)); } };