Mercurial > octave
view libgui/graphics/PopupMenuControl.cc @ 22726:dd2f547c21a0
QtHandles: firie listbox callback on click of selected item (Bug #44748)
* libgui/graphics/ListBoxControl.h, libgui/graphics/ListBoxControl.cc
(class ListBoxControl) new variable m_selectionChanged
(ListBoxControl::itemActivated): new function
(ListBoxControl::itemPressed): new function
(ListBoxControl::ListBoxControl): connect slots itemActivated, itemPressed
(ListBoxControl::itemSelectionChanged) set selectionChanged flag, move old content to sendSelectionChange.
(ListBoxControl::sendSelectionChange) new function.
(ListBoxControl::eventFilter) new function.
* libgui/graphics/PopupMenuControl.cc
(PopupMenuControl::PopupMenuControl): use activated instead of currentIndexChanged signal
author | John Donoghue |
---|---|
date | Fri, 22 May 2015 13:04:32 -0400 |
parents | 48c00363dc74 |
children | 3a2b891d0b33 |
line wrap: on
line source
/* Copyright (C) 2011-2016 Michael Goffioul 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 <http://www.gnu.org/licenses/>. */ #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <QComboBox> #include "Container.h" #include "PopupMenuControl.h" #include "QtHandlesUtils.h" namespace QtHandles { PopupMenuControl* PopupMenuControl::create (const graphics_object& go) { Object* parent = Object::parentObject (go); if (parent) { Container* container = parent->innerContainer (); if (container) return new PopupMenuControl (go, new QComboBox (container)); } return 0; } PopupMenuControl::PopupMenuControl (const graphics_object& go, QComboBox *box) : BaseControl (go, box), m_blockUpdate (false) { uicontrol::properties& up = properties<uicontrol> (); box->addItems (Utils::fromStdString (up.get_string_string ()).split ('|')); update (uicontrol::properties::ID_VALUE); connect (box, SIGNAL (activated (int)), SLOT (currentIndexChanged (int))); } PopupMenuControl::~PopupMenuControl (void) { } void PopupMenuControl::update (int pId) { uicontrol::properties& up = properties<uicontrol> (); QComboBox* box = qWidget<QComboBox> (); switch (pId) { case uicontrol::properties::ID_STRING: m_blockUpdate = true; { int oldCurrent = box->currentIndex (); box->clear (); box->addItems (Utils::fromStdString (up.get_string_string ()).split ('|')); if (box->count() > 0 && oldCurrent >= 0 && oldCurrent < box->count ()) { box->setCurrentIndex (oldCurrent); } else { gh_manager::post_set (m_handle, "value", octave_value (box->count () > 0 ? 1.0 : 0.0), false); } } m_blockUpdate = false; break; case uicontrol::properties::ID_VALUE: m_blockUpdate = true; { Matrix value = up.get_value ().matrix_value (); if (value.numel () > 0) { if (value(0) != static_cast<int>(value(0))) warning ("popupmenu value should be integer"); else { int newIndex = int (value(0)) - 1; if (newIndex >= 0 && newIndex < box->count ()) { if (newIndex != box->currentIndex ()) box->setCurrentIndex (newIndex); } else warning ("popupmenu value not within valid display range"); } } } m_blockUpdate = false; break; default: BaseControl::update (pId); break; } } void PopupMenuControl::currentIndexChanged (int index) { if (! m_blockUpdate) { gh_manager::post_set (m_handle, "value", octave_value (double (index + 1)), false); gh_manager::post_callback (m_handle, "callback"); } } }