373 lines
10 KiB
C++
373 lines
10 KiB
C++
/*
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* Squawk messenger.
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* Copyright (C) 2019 Yury Gubich <blue@macaw.me>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "conversation.h"
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#include "ui_conversation.h"
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#include <QDebug>
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#include <QScrollBar>
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#include <QTimer>
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#include <QGraphicsDropShadowEffect>
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#include <QFileDialog>
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#include <QMimeDatabase>
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Conversation::Conversation(bool muc, const QString& mJid, const QString mRes, const QString pJid, const QString pRes, const QString& acc, QWidget* parent):
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QWidget(parent),
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isMuc(muc),
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myJid(mJid),
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myResource(mRes),
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palJid(pJid),
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activePalResource(pRes),
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account(acc),
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line(new MessageLine(muc)),
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m_ui(new Ui::Conversation()),
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ker(),
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res(),
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vis(),
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thread(),
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statusIcon(0),
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statusLabel(0),
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filesLayout(0),
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filesToAttach(),
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scroll(down),
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manualSliderChange(false),
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requestingHistory(false),
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everShown(false)
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{
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m_ui->setupUi(this);
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filesLayout = new FlowLayout(m_ui->filesPanel, 0);
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m_ui->filesPanel->setLayout(filesLayout);
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m_ui->splitter->setSizes({300, 0});
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m_ui->splitter->setStretchFactor(1, 0);
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statusIcon = m_ui->statusIcon;
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statusLabel = m_ui->statusLabel;
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connect(&ker, &KeyEnterReceiver::enterPressed, this, &Conversation::onEnterPressed);
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connect(&res, &Resizer::resized, this, &Conversation::onScrollResize);
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connect(&vis, &VisibilityCatcher::shown, this, &Conversation::onScrollResize);
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connect(&vis, &VisibilityCatcher::hidden, this, &Conversation::onScrollResize);
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connect(m_ui->sendButton, &QPushButton::clicked, this, &Conversation::onEnterPressed);
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connect(line, &MessageLine::resize, this, &Conversation::onMessagesResize);
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connect(line, &MessageLine::downloadFile, this, &Conversation::downloadFile);
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connect(line, &MessageLine::requestLocalFile, this, &Conversation::requestLocalFile);
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connect(m_ui->attachButton, &QPushButton::clicked, this, &Conversation::onAttach);
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m_ui->messageEditor->installEventFilter(&ker);
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QScrollBar* vs = m_ui->scrollArea->verticalScrollBar();
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m_ui->scrollArea->setWidget(line);
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vs->installEventFilter(&vis);
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vs->setBackgroundRole(QPalette::Base);
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vs->setAutoFillBackground(true);
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connect(vs, &QScrollBar::valueChanged, this, &Conversation::onSliderValueChanged);
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m_ui->scrollArea->installEventFilter(&res);
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applyVisualEffects();
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}
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Conversation::~Conversation()
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{
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}
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void Conversation::applyVisualEffects()
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{
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QGraphicsDropShadowEffect *e1 = new QGraphicsDropShadowEffect;
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e1->setBlurRadius(10);
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e1->setXOffset(0);
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e1->setYOffset(-2);
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e1->setColor(Qt::black);
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m_ui->bl->setGraphicsEffect(e1);
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QGraphicsDropShadowEffect *e2 = new QGraphicsDropShadowEffect;
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e2->setBlurRadius(7);
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e2->setXOffset(0);
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e2->setYOffset(2);
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e2->setColor(Qt::black);
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m_ui->ul->setGraphicsEffect(e2);
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QGraphicsDropShadowEffect *e3 = new QGraphicsDropShadowEffect;
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e3->setBlurRadius(10);
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e3->setXOffset(0);
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e3->setYOffset(2);
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e3->setColor(Qt::black);
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m_ui->ut->setGraphicsEffect(e3);
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}
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void Conversation::setName(const QString& name)
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{
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m_ui->nameLabel->setText(name);
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setWindowTitle(name);
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}
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QString Conversation::getAccount() const
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{
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return account;
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}
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QString Conversation::getJid() const
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{
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return palJid;
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}
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void Conversation::addMessage(const Shared::Message& data)
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{
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int pos = m_ui->scrollArea->verticalScrollBar()->sliderPosition();
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int max = m_ui->scrollArea->verticalScrollBar()->maximum();
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MessageLine::Position place = line->message(data);
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if (place == MessageLine::invalid) {
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return;
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}
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}
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KeyEnterReceiver::KeyEnterReceiver(QObject* parent): QObject(parent), ownEvent(false) {}
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bool KeyEnterReceiver::eventFilter(QObject* obj, QEvent* event)
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{
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QEvent::Type type = event->type();
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if (type == QEvent::KeyPress) {
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QKeyEvent* key = static_cast<QKeyEvent*>(event);
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int k = key->key();
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if (k == Qt::Key_Enter || k == Qt::Key_Return) {
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Qt::KeyboardModifiers mod = key->modifiers();
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if (mod & Qt::ControlModifier) {
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mod = mod & ~Qt::ControlModifier;
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QKeyEvent* nEvent = new QKeyEvent(event->type(), k, mod, key->text(), key->isAutoRepeat(), key->count());
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QCoreApplication::postEvent(obj, nEvent);
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ownEvent = true;
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return true;
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} else {
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if (ownEvent) {
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ownEvent = false;
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} else {
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emit enterPressed();
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return true;
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}
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}
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}
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}
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return QObject::eventFilter(obj, event);
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}
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QString Conversation::getPalResource() const
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{
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return activePalResource;
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}
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void Conversation::setPalResource(const QString& res)
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{
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activePalResource = res;
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}
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void Conversation::onEnterPressed()
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{
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QString body(m_ui->messageEditor->toPlainText());
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if (body.size() > 0) {
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m_ui->messageEditor->clear();
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handleSendMessage(body);
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}
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}
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void Conversation::onMessagesResize(int amount)
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{
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manualSliderChange = true;
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switch (scroll) {
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case down:
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m_ui->scrollArea->verticalScrollBar()->setValue(m_ui->scrollArea->verticalScrollBar()->maximum());
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break;
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case keep: {
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int max = m_ui->scrollArea->verticalScrollBar()->maximum();
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int value = m_ui->scrollArea->verticalScrollBar()->value() + amount;
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m_ui->scrollArea->verticalScrollBar()->setValue(value);
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if (value == max) {
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scroll = down;
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} else {
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scroll = nothing;
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}
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}
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break;
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default:
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break;
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}
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manualSliderChange = false;
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}
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void Conversation::onSliderValueChanged(int value)
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{
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if (!manualSliderChange) {
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if (value == m_ui->scrollArea->verticalScrollBar()->maximum()) {
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scroll = down;
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} else {
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if (!requestingHistory && value == 0) {
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requestingHistory = true;
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line->showBusyIndicator();
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emit requestArchive(line->firstMessageId());
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scroll = keep;
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} else {
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scroll = nothing;
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}
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}
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}
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}
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void Conversation::responseArchive(const std::list<Shared::Message> list)
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{
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requestingHistory = false;
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scroll = keep;
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line->hideBusyIndicator();
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for (std::list<Shared::Message>::const_iterator itr = list.begin(), end = list.end(); itr != end; ++itr) {
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addMessage(*itr);
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}
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}
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void Conversation::showEvent(QShowEvent* event)
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{
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if (!everShown) {
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everShown = true;
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line->showBusyIndicator();
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requestingHistory = true;
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scroll = keep;
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emit requestArchive(line->firstMessageId());
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}
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emit shown();
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QWidget::showEvent(event);
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}
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void Conversation::onAttach()
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{
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QFileDialog* d = new QFileDialog(this, tr("Chose a file to send"));
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d->setFileMode(QFileDialog::ExistingFile);
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connect(d, &QFileDialog::accepted, this, &Conversation::onFileSelected);
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connect(d, &QFileDialog::rejected, d, &QFileDialog::deleteLater);
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d->show();
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}
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void Conversation::onFileSelected()
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{
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QFileDialog* d = static_cast<QFileDialog*>(sender());
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for (const QString& path : d->selectedFiles()) {
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addAttachedFile(path);
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}
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d->deleteLater();
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}
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void Conversation::setStatus(const QString& status)
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{
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statusLabel->setText(status);
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}
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void Conversation::onScrollResize()
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{
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if (everShown) {
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int size = m_ui->scrollArea->width();
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QScrollBar* bar = m_ui->scrollArea->verticalScrollBar();
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if (bar->isVisible()) {
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size -= bar->width();
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}
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line->setMaximumWidth(size);
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}
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}
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void Conversation::responseDownloadProgress(const QString& messageId, qreal progress)
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{
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line->responseDownloadProgress(messageId, progress);
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}
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void Conversation::downloadError(const QString& messageId, const QString& error)
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{
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line->downloadError(messageId, error);
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}
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void Conversation::responseLocalFile(const QString& messageId, const QString& path)
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{
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line->responseLocalFile(messageId, path);
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}
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void Conversation::addAttachedFile(const QString& path)
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{
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QMimeDatabase db;
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QMimeType type = db.mimeTypeForFile(path);
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QFileInfo info(path);
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Badge* badge = new Badge(path, info.fileName(), QIcon::fromTheme(type.iconName()));
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connect(badge, &Badge::close, this, &Conversation::onBadgeClose);
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filesToAttach.push_back(badge); //TODO neet to check if there are any duplicated ids
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filesLayout->addWidget(badge);
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if (filesLayout->count() == 1) {
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filesLayout->setContentsMargins(3, 3, 3, 3);
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}
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}
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void Conversation::removeAttachedFile(Badge* badge)
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{
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W::Order<Badge*, Badge::Comparator>::const_iterator itr = filesToAttach.find(badge);
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if (itr != filesToAttach.end()) {
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filesToAttach.erase(badge);
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if (filesLayout->count() == 1) {
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filesLayout->setContentsMargins(0, 0, 0, 0);
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}
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badge->deleteLater();
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}
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}
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void Conversation::onBadgeClose()
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{
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Badge* badge = static_cast<Badge*>(sender());
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removeAttachedFile(badge);
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}
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void Conversation::clearAttachedFiles()
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{
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for (Badge* badge : filesToAttach) {
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badge->deleteLater();
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}
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filesToAttach.clear();
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filesLayout->setContentsMargins(0, 0, 0, 0);
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}
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bool VisibilityCatcher::eventFilter(QObject* obj, QEvent* event)
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{
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if (event->type() == QEvent::Show) {
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emit shown();
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}
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if (event->type() == QEvent::Hide) {
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emit hidden();
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}
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return false;
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}
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VisibilityCatcher::VisibilityCatcher(QWidget* parent):
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QObject(parent)
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{
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}
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