diff options
Diffstat (limited to 'src/common/qmenumodel.cpp')
| -rw-r--r-- | src/common/qmenumodel.cpp | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/src/common/qmenumodel.cpp b/src/common/qmenumodel.cpp deleted file mode 100644 index e88bc66..0000000 --- a/src/common/qmenumodel.cpp +++ /dev/null @@ -1,225 +0,0 @@ -/* - * Copyright 2012 Canonical Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; version 3. - * - * This program 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 Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * - * Authors: - * Renato Araujo Oliveira Filho <renato@canonical.com> - */ - -#include "qmenumodel.h" -#include "converter.h" - -#include <QDebug> - -/*! - \qmlclass QMenuModel - \brief The QMenuModel class implements the base list model for menus - - \bold {This component is under heavy development.} - - This is a abstracted class used by \l QDBusMenuModel. -*/ - -/*! \internal */ -QMenuModel::QMenuModel(GMenuModel *other, QObject *parent) - : QAbstractListModel(parent), - m_menuModel(0), - m_signalChangedId(0) -{ - static QHash<int, QByteArray> rolesNames; - if (rolesNames.empty()) { - rolesNames[Action] = "action"; - rolesNames[Label] = "label"; - rolesNames[LinkSection] = "linkSection"; - rolesNames[LinkSubMenu] = "linkSubMenu"; - rolesNames[Extra] = "extra"; - } - setRoleNames(rolesNames); - setMenuModel(other); -} - -/*! \internal */ -QMenuModel::~QMenuModel() -{ - setMenuModel(NULL); -} - -/*! \internal */ -void QMenuModel::setMenuModel(GMenuModel *other) -{ - if (m_menuModel == other) { - return; - } - - beginResetModel(); - - if (m_menuModel) { - g_signal_handler_disconnect(m_menuModel, m_signalChangedId); - m_signalChangedId = 0; - g_object_unref(m_menuModel); - } - - m_menuModel = other; - - if (m_menuModel) { - // this will trigger the menu load - (void) g_menu_model_get_n_items(m_menuModel); - m_signalChangedId = g_signal_connect(m_menuModel, - "items-changed", - G_CALLBACK(QMenuModel::onItemsChanged), - this); - } - - endResetModel(); -} - -/*! \internal */ -GMenuModel *QMenuModel::menuModel() const -{ - return m_menuModel; -} - -/*! \internal */ -QVariant QMenuModel::data(const QModelIndex &index, int role) const -{ - QVariant attribute; - int rowCountValue = rowCount(); - - if ((rowCountValue > 0) && (index.row() >= 0) && (index.row() < rowCountValue)) { - if (m_menuModel) { - switch (role) { - case Action: - attribute = getStringAttribute(index, G_MENU_ATTRIBUTE_ACTION); - break; - case Label: - attribute = getStringAttribute(index, G_MENU_ATTRIBUTE_LABEL); - break; - case LinkSection: - attribute = getLink(index, G_MENU_LINK_SECTION); - break; - case LinkSubMenu: - attribute = getLink(index, G_MENU_LINK_SUBMENU); - break; - case Extra: - attribute = getExtraProperties(index); - break; - default: - break; - } - } - } - return attribute; -} - -/*! \internal */ -QModelIndex QMenuModel::parent(const QModelIndex &index) const -{ - return QModelIndex(); -} - -/*! \internal */ -int QMenuModel::rowCount(const QModelIndex &) const -{ - if (m_menuModel) { - return g_menu_model_get_n_items(m_menuModel); - } - return 0; -} - -/*! \internal */ -QVariant QMenuModel::getStringAttribute(const QModelIndex &index, - const QString &attribute) const -{ - QVariant result; - gchar* value = NULL; - g_menu_model_get_item_attribute(m_menuModel, - index.row(), - attribute.toLatin1(), - "s", &value); - if (value) { - result = QVariant(QString::fromLatin1(value)); - g_free(value); - } - return result; -} - -/*! \internal */ -QVariant QMenuModel::getLink(const QModelIndex &index, - const QString &linkName) const -{ - GMenuModel *link; - - link = g_menu_model_get_item_link(m_menuModel, - index.row(), - linkName.toLatin1()); - - if (link) { - QMenuModel *other = new QMenuModel(link, const_cast<QMenuModel*>(this)); - return QVariant::fromValue<QObject*>(other); - } - - return QVariant(); -} - -/*! \internal */ -QString QMenuModel::parseExtraPropertyName(const QString &name) const -{ - QString newName(name); - if (name.startsWith("x-")) { - newName = name.mid(2); - } - return newName.replace("-", "_"); -} - -/*! \internal */ -QVariant QMenuModel::getExtraProperties(const QModelIndex &index) const -{ - GMenuAttributeIter *iter = g_menu_model_iterate_item_attributes(m_menuModel, index.row()); - if (iter == NULL) { - return QVariant(); - } - - QVariantMap extra; - const gchar *attrName = NULL; - GVariant *value = NULL; - while (g_menu_attribute_iter_get_next (iter, &attrName, &value)) { - if (strncmp("x-", attrName, 2) == 0) { - extra.insert(parseExtraPropertyName(attrName), - Converter::toQVariant(value)); - } - } - - return extra; -} - -/*! \internal */ -void QMenuModel::onItemsChanged(GMenuModel *, - gint position, - gint removed, - gint added, - gpointer data) -{ - QMenuModel *self = reinterpret_cast<QMenuModel*>(data); - - if (removed > 0) { - self->beginRemoveRows(QModelIndex(), position, position + removed - 1); - self->endRemoveRows(); - } - - if (added > 0) { - self->beginInsertRows(QModelIndex(), position, position + added - 1); - self->endInsertRows(); - } -} - |