btbookshelfgroupingmenu.cpp

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/*********
*
* In the name of the Father, and of the Son, and of the Holy Spirit.
*
* This file is part of BibleTime's source code, https://bibletime.info/
*
* Copyright 1999-2021 by the BibleTime developers.
* The BibleTime source code is licensed under the GNU General Public License
* version 2.0.
*
**********/
 
#include "btbookshelfgroupingmenu.h"
 
#include <QAction>
#include <QActionGroup>
#include <QVariant>
#include "../backend/bookshelfmodel/btbookshelftreemodel.h"
#include "../util/btassert.h"
#include "../util/btconnect.h"
#include "../util/cresmgr.h"
 
 
namespace {
bool groupsInitialized = false;
BtBookshelfTreeModel::Grouping groupingNone(true);
BtBookshelfTreeModel::Grouping groupingCat(true);
BtBookshelfTreeModel::Grouping groupingCatLang;
BtBookshelfTreeModel::Grouping groupingLang(true);
BtBookshelfTreeModel::Grouping groupingLangCat(true);
 
inline void initializeGroups() {
    BT_ASSERT(groupingNone.empty());
    groupingCat.append(BtBookshelfTreeModel::GROUP_CATEGORY);
    BT_ASSERT(groupingCatLang.size() == 2);
    BT_ASSERT(groupingCatLang.at(0) == BtBookshelfTreeModel::GROUP_CATEGORY);
    BT_ASSERT(groupingCatLang.at(1) == BtBookshelfTreeModel::GROUP_LANGUAGE);
    groupingLang.append(BtBookshelfTreeModel::GROUP_LANGUAGE);
    groupingLangCat.append(BtBookshelfTreeModel::GROUP_LANGUAGE);
    groupingLangCat.append(BtBookshelfTreeModel::GROUP_CATEGORY);
    groupsInitialized = true;
}
 
inline void setActionRef(QAction *a, const BtBookshelfTreeModel::Grouping &g) {
    a->setProperty("groupingPointer",
                   QVariant::fromValue(
                       const_cast<void *>(static_cast<void const *>(&g))));
}
 
inline const BtBookshelfTreeModel::Grouping &getActionRef(const QAction *a) {
    return *static_cast<BtBookshelfTreeModel::Grouping const *>(
                a->property("groupingPointer").value<void *>());
}
 
} // anonymous namespace
 
 
void BtBookshelfGroupingMenu::initMenu(bool showNoGrouping) {
    if (!groupsInitialized) initializeGroups();
 
    setIcon(CResMgr::mainIndex::grouping::icon());
 
    m_groupingActionGroup = new QActionGroup(this);
    m_groupingActionGroup->setExclusive(true);
    BT_CONNECT(m_groupingActionGroup, &QActionGroup::triggered,
               [this](QAction * const action)
               { Q_EMIT signalGroupingOrderChanged(getActionRef(action)); });
 
    m_groupingCatLangAction = new QAction(this);
    m_groupingCatLangAction->setCheckable(true);
    setActionRef(m_groupingCatLangAction, groupingCatLang);
    m_groupingActionGroup->addAction(m_groupingCatLangAction);
    addAction(m_groupingCatLangAction);
 
    m_groupingCatAction = new QAction(this);
    m_groupingCatAction->setCheckable(true);
    setActionRef(m_groupingCatAction, groupingCat);
    m_groupingActionGroup->addAction(m_groupingCatAction);
    addAction(m_groupingCatAction);
 
    m_groupingLangCatAction = new QAction(this);
    m_groupingLangCatAction->setCheckable(true);
    setActionRef(m_groupingLangCatAction, groupingLangCat);
    m_groupingActionGroup->addAction(m_groupingLangCatAction);
    addAction(m_groupingLangCatAction);
 
    m_groupingLangAction = new QAction(this);
    m_groupingLangAction->setCheckable(true);
    setActionRef(m_groupingLangAction, groupingLang);
    m_groupingActionGroup->addAction(m_groupingLangAction);
    addAction(m_groupingLangAction);
 
    if (showNoGrouping) {
        m_groupingNoneAction = new QAction(this);
        m_groupingNoneAction->setCheckable(true);
        setActionRef(m_groupingNoneAction, groupingNone);
        m_groupingActionGroup->addAction(m_groupingNoneAction);
        addAction(m_groupingNoneAction);
    } else {
        m_groupingNoneAction = nullptr;
    }
 
    retranslateUi();
}
 
void BtBookshelfGroupingMenu::retranslateUi() {
    m_groupingCatLangAction->setText(tr("Category/Language"));
    m_groupingCatAction->setText(tr("Category"));
    m_groupingLangCatAction->setText(tr("Language/Category"));
    m_groupingLangAction->setText(tr("Language"));
 
    if (m_groupingNoneAction != nullptr) {
        m_groupingNoneAction->setText(tr("No grouping"));
    }
}