rssguard/src/librssguard/gui/messagepreviewer.cpp
2022-03-30 14:01:09 +02:00

261 lines
9.5 KiB
C++

// For license of this file, see <project-root-folder>/LICENSE.md.
#include "gui/messagepreviewer.h"
#include "database/databasequeries.h"
#include "gui/dialogs/formmain.h"
#include "gui/messagebox.h"
#include "gui/reusable/plaintoolbutton.h"
#include "gui/reusable/searchtextwidget.h"
#include "gui/webbrowser.h"
#include "miscellaneous/application.h"
#include "network-web/webfactory.h"
#include "services/abstract/gui/custommessagepreviewer.h"
#include "services/abstract/label.h"
#include "services/abstract/labelsnode.h"
#include "services/abstract/serviceroot.h"
#include <QCheckBox>
#include <QGridLayout>
#include <QKeyEvent>
#include <QPainter>
#include <QScrollBar>
#include <QToolBar>
#include <QToolTip>
void MessagePreviewer::createConnections() {
installEventFilter(this);
connect(m_actionMarkRead = m_toolBar->addAction(qApp->icons()->fromTheme(QSL("mail-mark-read")), tr("Mark article read")),
&QAction::triggered,
this,
&MessagePreviewer::markMessageAsRead);
connect(m_actionMarkUnread = m_toolBar->addAction(qApp->icons()->fromTheme(QSL("mail-mark-unread")), tr("Mark article unread")),
&QAction::triggered,
this,
&MessagePreviewer::markMessageAsUnread);
connect(m_actionSwitchImportance = m_toolBar->addAction(qApp->icons()->fromTheme(QSL("mail-mark-important")), tr("Switch article importance")),
&QAction::triggered,
this,
&MessagePreviewer::switchMessageImportance);
}
MessagePreviewer::MessagePreviewer(QWidget* parent)
: QWidget(parent), m_layout(new QGridLayout(this)), m_toolBar(new QToolBar(this)),
m_separator(nullptr), m_btnLabels(QList<QPair<LabelButton*, QAction*>>()) {
m_msgBrowser = new WebBrowser(nullptr, this);
m_actionSwitchImportance->setCheckable(true);
m_toolBar->setOrientation(Qt::Orientation::Vertical);
// NOTE: To make sure that if we have many labels and short message
// that whole toolbar is visible.
m_toolBar->setSizePolicy(m_toolBar->sizePolicy().horizontalPolicy(), QSizePolicy::Policy::MinimumExpanding);
m_layout->setContentsMargins(3, 3, 3, 3);
m_layout->addWidget(m_msgBrowser, 0, 1, 1, 1);
m_layout->addWidget(m_toolBar, 0, 0, -1, 1);
createConnections();
clear();
}
void MessagePreviewer::reloadFontSettings() {
m_msgBrowser->reloadFontSettings();
}
void MessagePreviewer::setToolbarsVisible(bool visible) {
m_toolBar->setVisible(visible);
m_msgBrowser->setNavigationBarVisible(visible);
qApp->settings()->setValue(GROUP(GUI), GUI::MessageViewerToolbarsVisible, visible);
}
WebBrowser* MessagePreviewer::webBrowser() const {
return m_msgBrowser;
}
void MessagePreviewer::clear() {
updateLabels(true);
m_msgBrowser->clear(false);
hide();
m_root.clear();
m_message = Message();
}
void MessagePreviewer::hideToolbar() {
m_toolBar->setVisible(false);
}
void MessagePreviewer::loadUrl(const QString& url) {
m_msgBrowser->loadUrl(url);
}
void MessagePreviewer::loadMessage(const Message& message, RootItem* root) {
bool same_message = message.m_id == m_message.m_id && m_root == root;
m_message = message;
m_root = root;
if (!m_root.isNull()) {
updateButtons();
updateLabels(false);
show();
if (!same_message) {
const QString msg_feed_id = message.m_feedId;
const auto* feed = root->getParentServiceRoot()->getItemFromSubTree(
[msg_feed_id](const RootItem* it) {
return it->kind() == RootItem::Kind::Feed && it->customId() == msg_feed_id;
})->toFeed();
// TODO: tady místo na otevření skrze custom previewer, pokud
// ho root má.
if (feed != nullptr && feed->openArticlesDirectly() && !m_message.m_url.isEmpty()) {
m_msgBrowser->setVerticalScrollBarPosition(0.0);
m_msgBrowser->loadUrl(m_message.m_url);
}
else {
CustomMessagePreviewer* custom_previewer = root->getParentServiceRoot()->customMessagePreviewer();
if (custom_previewer != nullptr) {
custom_previewer->loadMessage(message, m_root);
}
else {
m_msgBrowser->loadMessages({ message }, m_root);
}
}
}
}
}
void MessagePreviewer::switchLabel(bool assign) {
auto lbl = qobject_cast<LabelButton*>(sender())->label();
if (lbl == nullptr) {
return;
}
if (assign) {
lbl->assignToMessage(m_message);
}
else {
lbl->deassignFromMessage(m_message);
}
}
void MessagePreviewer::markMessageAsRead() {
markMessageAsReadUnread(RootItem::ReadStatus::Read);
}
void MessagePreviewer::markMessageAsUnread() {
markMessageAsReadUnread(RootItem::ReadStatus::Unread);
}
void MessagePreviewer::markMessageAsReadUnread(RootItem::ReadStatus read) {
if (!m_root.isNull()) {
if (m_root->getParentServiceRoot()->onBeforeSetMessagesRead(m_root.data(),
QList<Message>() << m_message,
read)) {
DatabaseQueries::markMessagesReadUnread(qApp->database()->driver()->connection(objectName(),
DatabaseDriver::DesiredStorageType::FromSettings),
QStringList() << QString::number(m_message.m_id),
read);
m_root->getParentServiceRoot()->onAfterSetMessagesRead(m_root.data(),
QList<Message>() << m_message,
read);
m_message.m_isRead = read == RootItem::ReadStatus::Read;
emit markMessageRead(m_message.m_id, read);
updateButtons();
}
}
}
void MessagePreviewer::switchMessageImportance(bool checked) {
if (!m_root.isNull()) {
if (m_root->getParentServiceRoot()->onBeforeSwitchMessageImportance(m_root.data(),
QList<ImportanceChange>()
<< ImportanceChange(m_message,
m_message.
m_isImportant
? RootItem::Importance::NotImportant
: RootItem::Importance::Important))) {
DatabaseQueries::switchMessagesImportance(qApp->database()->driver()->connection(objectName(), DatabaseDriver::DesiredStorageType::FromSettings),
QStringList() << QString::number(m_message.m_id));
m_root->getParentServiceRoot()->onAfterSwitchMessageImportance(m_root.data(),
QList<ImportanceChange>()
<< ImportanceChange(m_message,
m_message.m_isImportant
? RootItem::Importance::NotImportant
: RootItem::Importance::Important));
emit markMessageImportant(m_message.m_id, checked
? RootItem::Importance::Important
: RootItem::Importance::NotImportant);
m_message.m_isImportant = checked;
}
}
}
void MessagePreviewer::updateButtons() {
m_actionSwitchImportance->setChecked(m_message.m_isImportant);
m_actionMarkRead->setEnabled(!m_message.m_isRead);
m_actionMarkUnread->setEnabled(m_message.m_isRead);
}
void MessagePreviewer::updateLabels(bool only_clear) {
for (auto& lbl : m_btnLabels) {
m_toolBar->removeAction(lbl.second);
lbl.second->deleteLater();
lbl.first->deleteLater();
}
m_btnLabels.clear();
if (m_separator != nullptr) {
m_toolBar->removeAction(m_separator);
}
if (only_clear) {
return;
}
if (m_root.data() != nullptr && !m_root.data()->getParentServiceRoot()->labelsNode()->labels().isEmpty()) {
m_separator = m_toolBar->addSeparator();
QSqlDatabase database = qApp->database()->driver()->connection(metaObject()->className());
auto lbls = m_root.data()->getParentServiceRoot()->labelsNode()->labels();
for (auto* label : lbls) {
LabelButton* btn_label = new LabelButton(this);
btn_label->setLabel(label);
btn_label->setCheckable(true);
btn_label->setIcon(Label::generateIcon(label->color()));
btn_label->setAutoRaise(false);
btn_label->setText(QSL(" ") + label->title());
btn_label->setToolButtonStyle(Qt::ToolButtonStyle(qApp->settings()->value(GROUP(GUI),
SETTING(GUI::ToolbarStyle)).toInt()));
btn_label->setToolTip(label->title());
btn_label->setChecked(DatabaseQueries::isLabelAssignedToMessage(database, label, m_message));
QAction* act_label = m_toolBar->addWidget(btn_label);
connect(btn_label, &QToolButton::toggled, this, &MessagePreviewer::switchLabel);
m_btnLabels.append({ btn_label, act_label });
}
}
}
LabelButton::LabelButton(QWidget* parent) : QToolButton(parent), m_label(nullptr) {}
Label* LabelButton::label() const {
return m_label.data();
}
void LabelButton::setLabel(Label* label) {
m_label = label;
}