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124 lines
3.5 KiB
124 lines
3.5 KiB
/* BEGIN_COMMON_COPYRIGHT_HEADER
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* (c)LGPL2+
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*
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* LXDE-Qt - a lightweight, Qt based, desktop toolset
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* http://razor-qt.org
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*
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* Copyright: 2010-2012 Razor team
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* Authors:
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* Alexander Sokoloff <sokoloff.a@gmail.com>
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*
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* This program or library is free software; you can redistribute it
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* and/or modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*
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* END_COMMON_COPYRIGHT_HEADER */
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#include "popupmenu.h"
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#include <QWidgetAction>
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#include <QToolButton>
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#include <QEvent>
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#include <QKeyEvent>
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static const char POPUPMENU_TITLE[] = "POPUP_MENU_TITLE_OBJECT_NAME";
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/************************************************
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************************************************/
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QAction* PopupMenu::addTitle(const QIcon &icon, const QString &text)
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{
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QAction *buttonAction = new QAction(this);
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QFont font = buttonAction->font();
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font.setBold(true);
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buttonAction->setText(QString(text).replace("&", "&&"));
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buttonAction->setFont(font);
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buttonAction->setIcon(icon);
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QWidgetAction *action = new QWidgetAction(this);
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action->setObjectName(POPUPMENU_TITLE);
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QToolButton *titleButton = new QToolButton(this);
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titleButton->installEventFilter(this); // prevent clicks on the title of the menu
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titleButton->setDefaultAction(buttonAction);
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titleButton->setDown(true); // prevent hover style changes in some styles
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titleButton->setCheckable(true);
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titleButton->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
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action->setDefaultWidget(titleButton);
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addAction(action);
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return action;
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}
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/************************************************
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************************************************/
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QAction* PopupMenu::addTitle(const QString &text)
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{
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return addTitle(QIcon(), text);
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}
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/************************************************
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************************************************/
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bool PopupMenu::eventFilter(QObject *object, QEvent *event)
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{
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Q_UNUSED(object);
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if (event->type() == QEvent::Paint ||
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event->type() == QEvent::KeyPress ||
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event->type() == QEvent::KeyRelease
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)
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{
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return false;
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}
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event->accept();
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return true;
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}
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/************************************************
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************************************************/
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void PopupMenu::keyPressEvent(QKeyEvent* e)
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{
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if (e->key() == Qt::Key_Up || e->key() == Qt::Key_Down)
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{
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QMenu::keyPressEvent(e);
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QWidgetAction *action = qobject_cast<QWidgetAction*>(this->activeAction());
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QWidgetAction *firstAction = action;
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while (action && action->objectName() == POPUPMENU_TITLE)
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{
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this->keyPressEvent(e);
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action = qobject_cast<QWidgetAction*>(this->activeAction());
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if (firstAction == action) // we looped and only found titles
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{
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this->setActiveAction(0);
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break;
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}
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}
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return;
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}
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QMenu::keyPressEvent(e);
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}
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