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forked from blue/squawk
squawk/ui/widgets/conversation.cpp

257 lines
7.2 KiB
C++

/*
* Squawk messenger.
* Copyright (C) 2019 Yury Gubich <blue@macaw.me>
*
* This program 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.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "conversation.h"
#include "ui_conversation.h"
#include <QDebug>
#include <QScrollBar>
#include <QTimer>
#include <QGraphicsDropShadowEffect>
#include <QFileDialog>
Conversation::Conversation(bool muc, const QString& mJid, const QString mRes, const QString pJid, const QString pRes, const QString& acc, QWidget* parent):
QWidget(parent),
isMuc(muc),
myJid(mJid),
myResource(mRes),
palJid(pJid),
activePalResource(pRes),
account(acc),
line(new MessageLine(muc)),
m_ui(new Ui::Conversation()),
ker(),
thread(),
statusIcon(0),
statusLabel(0),
scroll(down),
manualSliderChange(false),
requestingHistory(false),
everShown(false)
{
m_ui->setupUi(this);
m_ui->splitter->setSizes({300, 0});
m_ui->splitter->setStretchFactor(1, 0);
statusIcon = m_ui->statusIcon;
statusLabel = m_ui->statusLabel;
connect(&ker, SIGNAL(enterPressed()), this, SLOT(onEnterPressed()));
connect(m_ui->sendButton, SIGNAL(clicked(bool)), this, SLOT(onEnterPressed()));
connect(line, SIGNAL(resize(int)), this, SLOT(onMessagesResize(int)));
//connect(m_ui->attachButton, SIGNAL(clicked(bool)), this, SLOT(onAttach()));
m_ui->messageEditor->installEventFilter(&ker);
QScrollBar* vs = m_ui->scrollArea->verticalScrollBar();
m_ui->scrollArea->setWidget(line);
vs->setBackgroundRole(QPalette::Base);
vs->setAutoFillBackground(true);
connect(vs, SIGNAL(valueChanged(int)), this, SLOT(onSliderValueChanged(int)));
applyVisualEffects();
}
Conversation::~Conversation()
{
}
void Conversation::applyVisualEffects()
{
QGraphicsDropShadowEffect *e1 = new QGraphicsDropShadowEffect;
e1->setBlurRadius(10);
e1->setXOffset(0);
e1->setYOffset(-2);
e1->setColor(Qt::black);
m_ui->bl->setGraphicsEffect(e1);
QGraphicsDropShadowEffect *e2 = new QGraphicsDropShadowEffect;
e2->setBlurRadius(7);
e2->setXOffset(0);
e2->setYOffset(2);
e2->setColor(Qt::black);
m_ui->ul->setGraphicsEffect(e2);
QGraphicsDropShadowEffect *e3 = new QGraphicsDropShadowEffect;
e3->setBlurRadius(10);
e3->setXOffset(0);
e3->setYOffset(2);
e3->setColor(Qt::black);
m_ui->ut->setGraphicsEffect(e3);
}
void Conversation::setName(const QString& name)
{
m_ui->nameLabel->setText(name);
setWindowTitle(name);
}
QString Conversation::getAccount() const
{
return account;
}
QString Conversation::getJid() const
{
return palJid;
}
void Conversation::addMessage(const Shared::Message& data)
{
int pos = m_ui->scrollArea->verticalScrollBar()->sliderPosition();
int max = m_ui->scrollArea->verticalScrollBar()->maximum();
MessageLine::Position place = line->message(data);
if (place == MessageLine::invalid) {
return;
}
}
KeyEnterReceiver::KeyEnterReceiver(QObject* parent): QObject(parent), ownEvent(false) {}
bool KeyEnterReceiver::eventFilter(QObject* obj, QEvent* event)
{
QEvent::Type type = event->type();
if (type == QEvent::KeyPress) {
QKeyEvent* key = static_cast<QKeyEvent*>(event);
int k = key->key();
if (k == Qt::Key_Enter || k == Qt::Key_Return) {
Qt::KeyboardModifiers mod = key->modifiers();
if (mod & Qt::ControlModifier) {
mod = mod & ~Qt::ControlModifier;
QKeyEvent* nEvent = new QKeyEvent(event->type(), k, mod, key->text(), key->isAutoRepeat(), key->count());
QCoreApplication::postEvent(obj, nEvent);
ownEvent = true;
return true;
} else {
if (ownEvent) {
ownEvent = false;
} else {
emit enterPressed();
return true;
}
}
}
}
return QObject::eventFilter(obj, event);
}
QString Conversation::getPalResource() const
{
return activePalResource;
}
void Conversation::setPalResource(const QString& res)
{
activePalResource = res;
}
void Conversation::onEnterPressed()
{
QString body(m_ui->messageEditor->toPlainText());
if (body.size() > 0) {
m_ui->messageEditor->clear();
handleSendMessage(body);
}
}
void Conversation::onMessagesResize(int amount)
{
manualSliderChange = true;
switch (scroll) {
case down:
m_ui->scrollArea->verticalScrollBar()->setValue(m_ui->scrollArea->verticalScrollBar()->maximum());
break;
case keep: {
int max = m_ui->scrollArea->verticalScrollBar()->maximum();
int value = m_ui->scrollArea->verticalScrollBar()->value() + amount;
m_ui->scrollArea->verticalScrollBar()->setValue(value);
if (value == max) {
scroll = down;
} else {
scroll = nothing;
}
}
break;
default:
break;
}
manualSliderChange = false;
}
void Conversation::onSliderValueChanged(int value)
{
if (!manualSliderChange) {
if (value == m_ui->scrollArea->verticalScrollBar()->maximum()) {
scroll = down;
} else {
if (!requestingHistory && value == 0) {
m_ui->historyStatus->setPixmap(Shared::icon("view-refresh", true).pixmap(25));
requestingHistory = true;
emit requestArchive(line->firstMessageId());
}
scroll = nothing;
}
}
}
void Conversation::responseArchive(const std::list<Shared::Message> list)
{
requestingHistory = false;
scroll = keep;
m_ui->historyStatus->clear();
for (std::list<Shared::Message>::const_iterator itr = list.begin(), end = list.end(); itr != end; ++itr) {
addMessage(*itr);
}
}
void Conversation::showEvent(QShowEvent* event)
{
if (!everShown) {
everShown = true;
m_ui->historyStatus->setPixmap(Shared::icon("view-refresh", true).pixmap(25));
requestingHistory = true;
emit requestArchive(line->firstMessageId());
}
emit shown();
QWidget::showEvent(event);
}
void Conversation::onAttach()
{
QFileDialog* d = new QFileDialog(this, "Chose a file to send");
d->setFileMode(QFileDialog::ExistingFile);
connect(d, SIGNAL(accepted()), this, SLOT(onFileSelected()));
connect(d, SIGNAL(rejected()), d, SLOT(deleteLater()));
d->show();
}
void Conversation::onFileSelected()
{
QFileDialog* d = static_cast<QFileDialog*>(sender());
qDebug() << d->selectedFiles();
d->deleteLater();
}