2017-04-06 02:06:42 +03:00
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/*
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* nheko Copyright (C) 2017 Konstantinos Sideris <siderisk@auth.gr>
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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 <random>
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#include <QDebug>
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#include <QScrollBar>
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#include <QtWidgets/QLabel>
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#include <QtWidgets/QSpacerItem>
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#include "HistoryView.h"
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#include "HistoryViewItem.h"
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const QList<QString> HistoryView::COLORS({"#FFF46E",
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"#A58BFF",
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"#50C9BA",
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"#9EE6CF",
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"#FFDD67",
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"#2980B9",
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"#FC993C",
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"#2772DB",
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"#CB8589",
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"#DDE8B9",
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"#55A44E",
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"#A9EEE6",
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"#53B759",
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"#9E3997",
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"#5D89D5",
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"#BB86B7",
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"#50a0cf",
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"#3C989F",
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"#5A4592",
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"#235e5b",
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"#d58247",
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"#e0a729",
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"#a2b636",
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"#4BBE2E"});
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2017-04-06 19:56:33 +03:00
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HistoryView::HistoryView(const QList<Event> &events, QWidget *parent)
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2017-04-06 02:06:42 +03:00
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: QWidget(parent)
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{
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init();
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addEvents(events);
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}
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HistoryView::HistoryView(QWidget *parent)
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: QWidget(parent)
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{
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init();
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}
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2017-04-09 02:17:04 +03:00
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void HistoryView::clear()
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{
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nick_colors_.clear();
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for (const auto msg : scroll_layout_->children())
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msg->deleteLater();
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}
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2017-04-06 02:06:42 +03:00
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void HistoryView::sliderRangeChanged(int min, int max)
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{
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Q_UNUSED(min);
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scroll_area_->verticalScrollBar()->setValue(max);
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}
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QString HistoryView::chooseRandomColor()
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{
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std::random_device random_device;
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std::mt19937 engine{random_device()};
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std::uniform_int_distribution<int> dist(0, HistoryView::COLORS.size() - 1);
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return HistoryView::COLORS[dist(engine)];
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}
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void HistoryView::addEvents(const QList<Event> &events)
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{
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2017-04-09 02:17:04 +03:00
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for (const auto &event : events) {
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2017-04-06 02:06:42 +03:00
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if (event.type() == "m.room.message") {
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auto msg_type = event.content().value("msgtype").toString();
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if (msg_type == "m.text" || msg_type == "m.notice") {
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auto with_sender = last_sender_ != event.sender();
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auto color = nick_colors_.value(event.sender());
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if (color.isEmpty()) {
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color = chooseRandomColor();
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nick_colors_.insert(event.sender(), color);
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}
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addHistoryItem(event, color, with_sender);
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last_sender_ = event.sender();
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}
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}
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}
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}
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void HistoryView::init()
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{
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top_layout_ = new QVBoxLayout(this);
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top_layout_->setSpacing(0);
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top_layout_->setMargin(0);
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scroll_area_ = new QScrollArea(this);
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scroll_area_->setWidgetResizable(true);
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2017-04-10 18:49:24 +03:00
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scroll_area_->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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2017-04-06 02:06:42 +03:00
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scroll_widget_ = new QWidget();
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scroll_layout_ = new QVBoxLayout();
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scroll_layout_->addStretch(1);
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scroll_layout_->setSpacing(0);
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scroll_widget_->setLayout(scroll_layout_);
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scroll_area_->setWidget(scroll_widget_);
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top_layout_->addWidget(scroll_area_);
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setLayout(top_layout_);
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connect(scroll_area_->verticalScrollBar(),
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SIGNAL(rangeChanged(int, int)),
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this,
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SLOT(sliderRangeChanged(int, int)));
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}
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2017-04-06 19:56:33 +03:00
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void HistoryView::addHistoryItem(const Event &event, const QString &color, bool with_sender)
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2017-04-06 02:06:42 +03:00
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{
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// TODO: Probably create another function instead of passing the flag.
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HistoryViewItem *item = new HistoryViewItem(event, with_sender, color, scroll_widget_);
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scroll_layout_->addWidget(item);
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}
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HistoryView::~HistoryView()
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{
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}
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