rssguard/src/core/feedsmodelrootitem.cpp
2014-10-28 18:14:17 +01:00

142 lines
4 KiB
C++
Executable file

// This file is part of RSS Guard.
//
// Copyright (C) 2011-2014 by Martin Rotter <rotter.martinos@gmail.com>
//
// RSS Guard 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.
//
// RSS Guard 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 RSS Guard. If not, see <http://www.gnu.org/licenses/>.
#include "core/feedsmodelrootitem.h"
#include "core/feedsmodelcategory.h"
#include "core/feedsmodelfeed.h"
#include "core/feedsmodelrecyclebin.h"
#include "miscellaneous/application.h"
#include <QVariant>
FeedsModelRootItem::FeedsModelRootItem(FeedsModelRootItem *parent_item)
: m_kind(FeedsModelRootItem::RootItem),
m_id(NO_PARENT_CATEGORY),
m_title(QString()),
m_description(QString()),
m_icon(QIcon()),
m_creationDate(QDateTime()),
m_childItems(QList<FeedsModelRootItem*>()),
m_parentItem(parent_item) {
setupFonts();
}
FeedsModelRootItem::~FeedsModelRootItem() {
qDeleteAll(m_childItems);
}
void FeedsModelRootItem::setupFonts() {
m_normalFont = Application::font("FeedsView");
m_boldFont = m_normalFont;
m_boldFont.setBold(true);
}
int FeedsModelRootItem::row() const {
if (m_parentItem) {
return m_parentItem->m_childItems.indexOf(const_cast<FeedsModelRootItem*>(this));
}
else {
// This item has no parent. Therefore, its row index is 0.
return 0;
}
}
QVariant FeedsModelRootItem::data(int column, int role) const {
Q_UNUSED(column)
Q_UNUSED(role)
// Do not return anything for the root item.
return QVariant();
}
int FeedsModelRootItem::countOfAllMessages() const {
int total_count = 0;
foreach (FeedsModelRootItem *child_item, m_childItems) {
if (child_item->kind() != FeedsModelRootItem::RecycleBin) {
total_count += child_item->countOfAllMessages();
}
}
return total_count;
}
bool FeedsModelRootItem::removeChild(FeedsModelRootItem *child) {
return m_childItems.removeOne(child);
}
FeedsModelRecycleBin* FeedsModelRootItem::toRecycleBin() {
return static_cast<FeedsModelRecycleBin*>(this);
}
FeedsModelCategory* FeedsModelRootItem::toCategory() {
return static_cast<FeedsModelCategory*>(this);
}
FeedsModelFeed* FeedsModelRootItem::toFeed() {
return static_cast<FeedsModelFeed*>(this);
}
FeedsModelRootItem *FeedsModelRootItem::child(FeedsModelRootItem::Kind kind_of_child, const QString &identifier) {
foreach (FeedsModelRootItem *child, childItems()) {
if (child->kind() == kind_of_child) {
if ((kind_of_child == Category && child->title() == identifier) ||
(kind_of_child == Feed && child->toFeed()->url() == identifier)) {
return child;
}
}
}
return NULL;
}
int FeedsModelRootItem::countOfUnreadMessages() const {
int total_count = 0;
foreach (FeedsModelRootItem *child_item, m_childItems) {
if (child_item->kind() != FeedsModelRootItem::RecycleBin) {
total_count += child_item->countOfUnreadMessages();
}
}
return total_count;
}
bool FeedsModelRootItem::removeChild(int index) {
if (index >= 0 && index < m_childItems.size()) {
m_childItems.removeAt(index);
return true;
}
else {
return false;
}
}
bool FeedsModelRootItem::isEqual(FeedsModelRootItem *lhs, FeedsModelRootItem *rhs) {
return (lhs->kind() == rhs->kind()) && (lhs->id() == rhs->id());
}
bool FeedsModelRootItem::lessThan(FeedsModelRootItem *lhs, FeedsModelRootItem *rhs) {
if (lhs->kind() == rhs->kind()) {
return lhs->id() < rhs->id();
}
else {
return false;
}
}