forked from blue/squawk
800 lines
28 KiB
C++
800 lines
28 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 <QDebug>
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#include <QPainter>
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#include <QPainterPath>
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#include <QApplication>
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#include <QMouseEvent>
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#include <QAbstractItemView>
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#include <QAbstractTextDocumentLayout>
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#include <QTextBlock>
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#include <cmath>
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#include "messagedelegate.h"
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#include "messagefeed.h"
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int MessageDelegate::avatarHeight(50);
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int MessageDelegate::margin(6);
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constexpr int textMargin = 2;
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constexpr int statusIconSize = 16;
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constexpr float nickFontMultiplier = 1.1;
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constexpr float dateFontMultiplier = 0.8;
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constexpr int bubbleMargin = 6;
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constexpr int bubbleBorderRadius = 3;
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MessageDelegate::MessageDelegate(QObject* parent):
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QStyledItemDelegate(parent),
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bodyFont(),
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nickFont(),
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dateFont(),
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bodyRenderer(new QTextDocument()),
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nickMetrics(nickFont),
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dateMetrics(dateFont),
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buttonHeight(0),
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buttonWidth(0),
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barHeight(0),
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buttons(new std::map<QString, FeedButton*>()),
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bars(new std::map<QString, QProgressBar*>()),
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statusIcons(new std::map<QString, QLabel*>()),
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pencilIcons(new std::map<QString, QLabel*>()),
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previews(new std::map<QString, Preview*>()),
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idsToKeep(new std::set<QString>()),
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clearingWidgets(false),
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currentId(""),
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selection(0, 0)
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{
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bodyRenderer->setDocumentMargin(0);
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QPushButton btn(QCoreApplication::translate("MessageLine", "Download"));
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buttonHeight = btn.sizeHint().height();
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buttonWidth = btn.sizeHint().width();
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QProgressBar bar;
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barHeight = bar.sizeHint().height();
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}
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MessageDelegate::~MessageDelegate()
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{
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for (const std::pair<const QString, FeedButton*>& pair: *buttons){
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delete pair.second;
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}
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for (const std::pair<const QString, QProgressBar*>& pair: *bars){
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delete pair.second;
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}
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for (const std::pair<const QString, QLabel*>& pair: *statusIcons){
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delete pair.second;
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}
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for (const std::pair<const QString, QLabel*>& pair: *pencilIcons){
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delete pair.second;
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}
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for (const std::pair<const QString, Preview*>& pair: *previews){
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delete pair.second;
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}
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delete statusIcons;
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delete pencilIcons;
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delete idsToKeep;
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delete buttons;
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delete bars;
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delete previews;
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delete bodyRenderer;
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}
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void MessageDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
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{
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QVariant vi = index.data(Models::MessageFeed::Bulk);
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if (!vi.isValid()) {
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return;
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}
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Models::FeedItem data = qvariant_cast<Models::FeedItem>(vi);
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painter->save();
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painter->setRenderHint(QPainter::Antialiasing, true);
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paintBubble(data, painter, option);
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bool ntds = needToDrawSender(index, data);
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if (ntds || option.rect.y() < 1) {
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paintAvatar(data, index, option, painter);
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}
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QStyleOptionViewItem opt = option;
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opt.rect = option.rect.adjusted(bubbleMargin, bubbleMargin, -bubbleMargin, -bubbleMargin / 2);
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if (!data.sentByMe) {
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opt.displayAlignment = Qt::AlignLeft | Qt::AlignTop;
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} else {
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opt.displayAlignment = Qt::AlignRight | Qt::AlignTop;
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}
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QRect rect;
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if (ntds) {
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painter->setFont(nickFont);
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painter->drawText(opt.rect, opt.displayAlignment, data.sender, &rect);
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opt.rect.adjust(0, nickMetrics.lineSpacing() + textMargin, 0, 0);
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}
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painter->save();
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switch (data.attach.state) {
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case Models::none:
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clearHelperWidget(data); //i can't imagine the situation where it's gonna be needed
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break; //but it's a possible performance problem
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case Models::uploading:
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paintPreview(data, painter, opt);
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[[fallthrough]];
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case Models::downloading:
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paintBar(getBar(data), painter, data.sentByMe, opt);
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break;
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case Models::remote:
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paintButton(getButton(data), painter, data.sentByMe, opt);
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break;
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case Models::ready:
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case Models::local:
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clearHelperWidget(data);
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paintPreview(data, painter, opt);
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break;
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case Models::errorDownload: {
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paintButton(getButton(data), painter, data.sentByMe, opt);
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paintComment(data, painter, opt);
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}
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break;
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case Models::errorUpload:{
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clearHelperWidget(data);
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paintPreview(data, painter, opt);
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paintComment(data, painter, opt);
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}
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break;
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}
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painter->restore();
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QWidget* vp = static_cast<QWidget*>(painter->device());
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paintBody(data, painter, opt);
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painter->setFont(dateFont);
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QColor q = painter->pen().color();
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QString dateString = data.date.toLocalTime().toString("hh:mm");
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q.setAlpha(180);
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painter->setPen(q);
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painter->drawText(opt.rect, opt.displayAlignment, dateString, &rect);
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int currentY = opt.rect.y();
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if (data.sentByMe) {
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QLabel* statusIcon = getStatusIcon(data);
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statusIcon->setParent(vp);
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statusIcon->move(opt.rect.left(), currentY);
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statusIcon->show();
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opt.rect.adjust(0, statusIconSize + textMargin, 0, 0);
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}
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if (data.correction.corrected) {
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QLabel* pencilIcon = getPencilIcon(data);
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pencilIcon->setParent(vp);
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if (data.sentByMe) {
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pencilIcon->move(opt.rect.left() + statusIconSize + margin, currentY);
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} else {
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pencilIcon->move(opt.rect.right() - statusIconSize - margin, currentY);
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}
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pencilIcon->show();
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} else {
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std::map<QString, QLabel*>::const_iterator itr = pencilIcons->find(data.id);
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if (itr != pencilIcons->end()) {
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delete itr->second;
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pencilIcons->erase(itr);
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}
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}
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painter->restore();
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if (clearingWidgets) {
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idsToKeep->insert(data.id);
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}
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}
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void MessageDelegate::paintBubble(const Models::FeedItem& data, QPainter* painter, const QStyleOptionViewItem& option) const
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{
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painter->save();
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if (data.sentByMe) {
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painter->setBrush(option.palette.brush(QPalette::Inactive, QPalette::Highlight));
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} else {
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painter->setBrush(option.palette.brush(QPalette::Window));
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}
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painter->setPen(Qt::NoPen);
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painter->drawRoundedRect(option.rect, bubbleBorderRadius, bubbleBorderRadius);
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painter->restore();
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}
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void MessageDelegate::paintAvatar(const Models::FeedItem& data, const QModelIndex& index, const QStyleOptionViewItem& option, QPainter* painter) const
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{
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int currentRow = index.row();
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int y = option.rect.y();
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bool firstAttempt = true;
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QIcon icon(data.avatar);
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while (y < 0 && currentRow > 0) {
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QRect rect;
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if (firstAttempt) {
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firstAttempt = false;
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rect = option.rect;
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} else {
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QModelIndex ci = index.siblingAtRow(currentRow);
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if (
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(ci.data(Models::MessageFeed::Sender).toString() != data.sender) ||
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(ci.data(Models::MessageFeed::Date).toDateTime().daysTo(data.date) != 0)
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) {
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break;
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}
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//TODO this is really bad, but for now I have no idea how else can I access the view;
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const QAbstractItemView* view = static_cast<const QAbstractItemView*>(option.styleObject);
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rect = view->visualRect(ci);
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}
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y = std::min(0, rect.bottom() - margin - avatarHeight);
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--currentRow;
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}
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QPixmap pixmap = icon.pixmap(avatarHeight, avatarHeight);
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QPainterPath path;
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int ax;
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if (data.sentByMe) {
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ax = option.rect.x() + option.rect.width() + margin;
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} else {
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ax = margin;
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}
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path.addEllipse(ax, y + margin / 2, avatarHeight, avatarHeight);
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painter->save();
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painter->setClipPath(path);
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painter->drawPixmap(ax, y + margin / 2, pixmap);
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painter->restore();
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}
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bool MessageDelegate::needToDrawAvatar(const QModelIndex& index, const Models::FeedItem& data, const QStyleOptionViewItem& option) const
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{
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return (option.rect.y() < 1) || needToDrawSender(index, data);
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}
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bool MessageDelegate::needToDrawSender(const QModelIndex& index, const Models::FeedItem& data) const
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{
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if (index.row() == index.model()->rowCount() - 1) {
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return true;
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} else {
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QModelIndex prevIndex = index.siblingAtRow(index.row() + 1);
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return (prevIndex.data(Models::MessageFeed::Sender).toString() != data.sender) ||
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(prevIndex.data(Models::MessageFeed::Date).toDateTime().daysTo(data.date) != 0);
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}
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}
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QSize MessageDelegate::sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index) const
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{
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QRect messageRect = option.rect.adjusted(bubbleMargin, margin / 2 + bubbleMargin, -(avatarHeight + 3 * margin + bubbleMargin), -(margin + bubbleMargin) / 2);
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QStyleOptionViewItem opt = option;
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opt.rect = messageRect;
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QVariant vi = index.data(Models::MessageFeed::Bulk);
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Models::FeedItem data = qvariant_cast<Models::FeedItem>(vi);
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QSize messageSize(0, 0);
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if (data.text.size() > 0) {
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bodyRenderer->setPlainText(data.text);
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bodyRenderer->setTextWidth(messageRect.size().width());
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QSizeF size = bodyRenderer->size();
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size.setWidth(bodyRenderer->idealWidth());
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messageSize = QSize(std::ceil(size.width()), std::ceil(size.height()));
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messageSize.rheight() += textMargin;
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}
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switch (data.attach.state) {
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case Models::none:
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break;
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case Models::uploading:
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messageSize.rheight() += Preview::calculateAttachSize(Shared::resolvePath(data.attach.localPath), messageRect).height() + textMargin;
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[[fallthrough]];
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case Models::downloading:
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messageSize.rheight() += barHeight + textMargin;
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messageSize.setWidth(messageRect.width());
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break;
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case Models::remote:
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messageSize.rheight() += buttonHeight + textMargin;
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messageSize.setWidth(std::max(messageSize.width(), buttonWidth));
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break;
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case Models::ready:
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case Models::local: {
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QSize aSize = Preview::calculateAttachSize(Shared::resolvePath(data.attach.localPath), messageRect);
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messageSize.rheight() += aSize.height() + textMargin;
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messageSize.setWidth(std::max(messageSize.width(), aSize.width()));
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}
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break;
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case Models::errorDownload: {
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QSize commentSize = dateMetrics.boundingRect(messageRect, Qt::TextWordWrap, data.attach.error).size();
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messageSize.rheight() += commentSize.height() + buttonHeight + textMargin * 2;
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messageSize.setWidth(std::max(messageSize.width(), std::max(commentSize.width(), buttonWidth)));
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}
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break;
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case Models::errorUpload: {
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QSize aSize = Preview::calculateAttachSize(Shared::resolvePath(data.attach.localPath), messageRect);
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QSize commentSize = dateMetrics.boundingRect(messageRect, Qt::TextWordWrap, data.attach.error).size();
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messageSize.rheight() += aSize.height() + commentSize.height() + textMargin * 2;
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messageSize.setWidth(std::max(messageSize.width(), std::max(commentSize.width(), aSize.width())));
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}
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break;
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}
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if (needToDrawSender(index, data)) {
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QSize senderSize = nickMetrics.boundingRect(messageRect, 0, data.sender).size();
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messageSize.rheight() += senderSize.height() + textMargin;
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messageSize.setWidth(std::max(senderSize.width(), messageSize.width()));
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}
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QString dateString = data.date.toLocalTime().toString("hh:mm");
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QSize dateSize = dateMetrics.boundingRect(messageRect, 0, dateString).size();
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messageSize.rheight() += bubbleMargin * 1.5;
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messageSize.rheight() += dateSize.height() > statusIconSize ? dateSize.height() : statusIconSize;
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int statusWidth = dateSize.width() + statusIconSize + margin;
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if (data.correction.corrected) {
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statusWidth += statusIconSize + margin;
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}
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messageSize.setWidth(std::max(statusWidth, messageSize.width()));
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messageSize.rwidth() += 2 * bubbleMargin;
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return messageSize;
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}
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QRect MessageDelegate::getHoveredMessageBodyRect(const QModelIndex& index, const Models::FeedItem& data, const QRect& sizeHint) const
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{
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QRect localHint = sizeHint.adjusted(bubbleMargin, bubbleMargin + margin, -bubbleMargin, -bubbleMargin / 2);
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if (needToDrawSender(index, data)) {
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localHint.adjust(0, nickMetrics.lineSpacing() + textMargin, 0, 0);
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}
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int attachHeight = 0;
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switch (data.attach.state) {
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case Models::none:
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break;
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case Models::uploading:
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attachHeight += Preview::calculateAttachSize(Shared::resolvePath(data.attach.localPath), localHint).height() + textMargin;
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[[fallthrough]];
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case Models::downloading:
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attachHeight += barHeight + textMargin;
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break;
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case Models::remote:
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attachHeight += buttonHeight + textMargin;
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break;
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case Models::ready:
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case Models::local: {
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QSize aSize = Preview::calculateAttachSize(Shared::resolvePath(data.attach.localPath), localHint);
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attachHeight += aSize.height() + textMargin;
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}
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break;
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case Models::errorDownload: {
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QSize commentSize = dateMetrics.boundingRect(localHint, Qt::TextWordWrap, data.attach.error).size();
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attachHeight += commentSize.height() + buttonHeight + textMargin * 2;
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}
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break;
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case Models::errorUpload: {
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QSize aSize = Preview::calculateAttachSize(Shared::resolvePath(data.attach.localPath), localHint);
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QSize commentSize = dateMetrics.boundingRect(localHint, Qt::TextWordWrap, data.attach.error).size();
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attachHeight += aSize.height() + commentSize.height() + textMargin * 2;
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}
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break;
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}
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int bottomSize = std::max(dateMetrics.lineSpacing(), statusIconSize);
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localHint.adjust(0, attachHeight, 0, -(bottomSize + textMargin));
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return localHint;
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}
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QString MessageDelegate::getAnchor(const QPoint& point, const QModelIndex& index, const QRect& sizeHint) const
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{
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QVariant vi = index.data(Models::MessageFeed::Bulk);
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Models::FeedItem data = qvariant_cast<Models::FeedItem>(vi);
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if (data.text.size() > 0) {
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QRect localHint = getHoveredMessageBodyRect(index, data, sizeHint);
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if (localHint.contains(point)) {
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QPoint translated = point - localHint.topLeft();
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bodyRenderer->setHtml(Shared::processMessageBody(data.text));
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bodyRenderer->setTextWidth(localHint.size().width());
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return bodyRenderer->documentLayout()->anchorAt(translated);
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}
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}
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return QString();
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}
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void MessageDelegate::leftClick(const QPoint& point, const QModelIndex& index, const QRect& sizeHint) const
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{
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QString anchor = getAnchor(point, index, sizeHint);
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if (anchor.size() > 0) {
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emit openLink(anchor);
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}
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}
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Shared::Hover MessageDelegate::hoverType(const QPoint& point, const QModelIndex& index, const QRect& sizeHint) const
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{
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QVariant vi = index.data(Models::MessageFeed::Bulk);
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Models::FeedItem data = qvariant_cast<Models::FeedItem>(vi);
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if (data.text.size() > 0) {
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QRect localHint = getHoveredMessageBodyRect(index, data, sizeHint);
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if (localHint.contains(point)) {
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QPoint translated = point - localHint.topLeft();
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bodyRenderer->setHtml(Shared::processMessageBody(data.text));
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bodyRenderer->setTextWidth(localHint.size().width());
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QAbstractTextDocumentLayout* lay = bodyRenderer->documentLayout();
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QString anchor = lay->anchorAt(translated);
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if (anchor.size() > 0) {
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return Shared::Hover::anchor;
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} else {
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int position = lay->hitTest(translated, Qt::HitTestAccuracy::ExactHit);
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if (position != -1) { //this is a bad way, it's false positive on the end of the last
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return Shared::Hover::text; //line of a multiline block, so it's not better the checking the rect
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}
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//return Shared::Hover::text;
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}
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}
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}
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return Shared::Hover::nothing;
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}
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QString MessageDelegate::mouseDrag(const QPoint& start, const QPoint& end, const QModelIndex& index, const QRect& sizeHint)
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{
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QVariant vi = index.data(Models::MessageFeed::Bulk);
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Models::FeedItem data = qvariant_cast<Models::FeedItem>(vi);
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if (data.text.size() > 0) {
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QRect localHint = getHoveredMessageBodyRect(index, data, sizeHint);
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if (localHint.contains(start)) {
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QPoint tl = localHint.topLeft();
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QPoint first = start - tl;
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QPoint last = end - tl;
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last.setX(std::max(last.x(), 0));
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last.setX(std::min(last.x(), localHint.width() - 1));
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last.setY(std::max(last.y(), 0));
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last.setY(std::min(last.y(), localHint.height()));
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bodyRenderer->setHtml(Shared::processMessageBody(data.text));
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bodyRenderer->setTextWidth(localHint.size().width());
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selection.first = bodyRenderer->documentLayout()->hitTest(first, Qt::HitTestAccuracy::FuzzyHit);
|
|
selection.second = bodyRenderer->documentLayout()->hitTest(last, Qt::HitTestAccuracy::FuzzyHit);
|
|
|
|
currentId = data.id;
|
|
|
|
if (selection.first != selection.second) {
|
|
QTextCursor cursor(bodyRenderer);
|
|
cursor.setPosition(selection.first, QTextCursor::MoveAnchor);
|
|
cursor.setPosition(selection.second, QTextCursor::KeepAnchor);
|
|
return cursor.selectedText();
|
|
}
|
|
}
|
|
}
|
|
return "";
|
|
}
|
|
|
|
QString MessageDelegate::clearSelection()
|
|
{
|
|
QString lastSelectedId = currentId;
|
|
currentId = "";
|
|
selection = std::pair(0, 0);
|
|
return lastSelectedId;
|
|
}
|
|
|
|
void MessageDelegate::initializeFonts(const QFont& font)
|
|
{
|
|
bodyFont = font;
|
|
nickFont = font;
|
|
dateFont = font;
|
|
|
|
nickFont.setBold(true);
|
|
|
|
float ndps = nickFont.pointSizeF();
|
|
if (ndps != -1) {
|
|
nickFont.setPointSizeF(ndps * nickFontMultiplier);
|
|
} else {
|
|
nickFont.setPointSize(nickFont.pointSize() * nickFontMultiplier);
|
|
}
|
|
|
|
dateFont.setItalic(true);
|
|
float dps = dateFont.pointSizeF();
|
|
if (dps != -1) {
|
|
dateFont.setPointSizeF(dps * dateFontMultiplier);
|
|
} else {
|
|
dateFont.setPointSize(dateFont.pointSize() * dateFontMultiplier);
|
|
}
|
|
|
|
bodyFont.setKerning(false);
|
|
nickMetrics = QFontMetrics(nickFont);
|
|
dateMetrics = QFontMetrics(dateFont);
|
|
|
|
bodyRenderer->setDefaultFont(bodyFont);
|
|
|
|
Preview::initializeFont(bodyFont);
|
|
}
|
|
|
|
bool MessageDelegate::editorEvent(QEvent* event, QAbstractItemModel* model, const QStyleOptionViewItem& option, const QModelIndex& index)
|
|
{
|
|
//qDebug() << event->type();
|
|
|
|
|
|
return QStyledItemDelegate::editorEvent(event, model, option, index);
|
|
}
|
|
|
|
int MessageDelegate::paintButton(QPushButton* btn, QPainter* painter, bool sentByMe, QStyleOptionViewItem& option) const
|
|
{
|
|
QPoint start;
|
|
if (sentByMe) {
|
|
start = {option.rect.x() + option.rect.width() - btn->width(), option.rect.top()};
|
|
} else {
|
|
start = option.rect.topLeft();
|
|
}
|
|
|
|
QWidget* vp = static_cast<QWidget*>(painter->device());
|
|
btn->setParent(vp);
|
|
btn->move(start);
|
|
btn->show();
|
|
|
|
option.rect.adjust(0, buttonHeight + textMargin, 0, 0);
|
|
return btn->width();
|
|
}
|
|
|
|
int MessageDelegate::paintComment(const Models::FeedItem& data, QPainter* painter, QStyleOptionViewItem& option) const
|
|
{
|
|
painter->setFont(dateFont);
|
|
QColor q = painter->pen().color();
|
|
q.setAlpha(180);
|
|
painter->setPen(q);
|
|
QRect rect;
|
|
painter->drawText(option.rect, option.displayAlignment, data.attach.error, &rect);
|
|
option.rect.adjust(0, rect.height() + textMargin, 0, 0);
|
|
|
|
return rect.width();
|
|
}
|
|
|
|
int MessageDelegate::paintBar(QProgressBar* bar, QPainter* painter, bool sentByMe, QStyleOptionViewItem& option) const
|
|
{
|
|
QPoint start = option.rect.topLeft();
|
|
bar->resize(option.rect.width(), barHeight);
|
|
|
|
painter->translate(start);
|
|
bar->render(painter, QPoint(), QRegion(), QWidget::DrawChildren);
|
|
|
|
option.rect.adjust(0, barHeight + textMargin, 0, 0);
|
|
|
|
return option.rect.width();
|
|
}
|
|
|
|
int MessageDelegate::paintPreview(const Models::FeedItem& data, QPainter* painter, QStyleOptionViewItem& option) const
|
|
{
|
|
Preview* preview = 0;
|
|
std::map<QString, Preview*>::iterator itr = previews->find(data.id);
|
|
|
|
QSize size = option.rect.size();
|
|
QString path = Shared::resolvePath(data.attach.localPath);
|
|
if (itr != previews->end()) {
|
|
preview = itr->second;
|
|
preview->actualize(path, size, option.rect.topLeft());
|
|
} else {
|
|
QWidget* vp = static_cast<QWidget*>(painter->device());
|
|
preview = new Preview(path, size, option.rect.topLeft(), vp);
|
|
previews->insert(std::make_pair(data.id, preview));
|
|
}
|
|
|
|
if (!preview->isFileReachable()) { //this is the situation when the file preview couldn't be painted because the file was moved
|
|
emit invalidPath(data.id); //or deleted. This signal notifies the model, and the model notifies the core, preview can
|
|
} //handle being invalid for as long as I need and can be even become valid again with a new path
|
|
|
|
QSize pSize(preview->size());
|
|
option.rect.adjust(0, pSize.height() + textMargin, 0, 0);
|
|
|
|
return pSize.width();
|
|
}
|
|
|
|
QPushButton * MessageDelegate::getButton(const Models::FeedItem& data) const
|
|
{
|
|
std::map<QString, FeedButton*>::const_iterator itr = buttons->find(data.id);
|
|
FeedButton* result = 0;
|
|
if (itr != buttons->end()) {
|
|
result = itr->second;
|
|
} else {
|
|
std::map<QString, QProgressBar*>::const_iterator barItr = bars->find(data.id);
|
|
if (barItr != bars->end()) {
|
|
delete barItr->second;
|
|
bars->erase(barItr);
|
|
}
|
|
}
|
|
|
|
if (result == 0) {
|
|
result = new FeedButton();
|
|
result->messageId = data.id;
|
|
result->setText(QCoreApplication::translate("MessageLine", "Download"));
|
|
buttons->insert(std::make_pair(data.id, result));
|
|
connect(result, &QPushButton::clicked, this, &MessageDelegate::onButtonPushed);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
QProgressBar * MessageDelegate::getBar(const Models::FeedItem& data) const
|
|
{
|
|
std::map<QString, QProgressBar*>::const_iterator barItr = bars->find(data.id);
|
|
QProgressBar* result = 0;
|
|
if (barItr != bars->end()) {
|
|
result = barItr->second;
|
|
} else {
|
|
std::map<QString, FeedButton*>::const_iterator itr = buttons->find(data.id);
|
|
if (itr != buttons->end()) {
|
|
delete itr->second;
|
|
buttons->erase(itr);
|
|
}
|
|
}
|
|
|
|
if (result == 0) {
|
|
result = new QProgressBar();
|
|
result->setRange(0, 100);
|
|
bars->insert(std::make_pair(data.id, result));
|
|
}
|
|
|
|
result->setValue(data.attach.progress * 100);
|
|
|
|
return result;
|
|
}
|
|
|
|
QLabel * MessageDelegate::getStatusIcon(const Models::FeedItem& data) const
|
|
{
|
|
std::map<QString, QLabel*>::const_iterator itr = statusIcons->find(data.id);
|
|
QLabel* result = 0;
|
|
|
|
if (itr != statusIcons->end()) {
|
|
result = itr->second;
|
|
} else {
|
|
result = new QLabel();
|
|
statusIcons->insert(std::make_pair(data.id, result));
|
|
}
|
|
|
|
QIcon q(Shared::icon(Shared::messageStateThemeIcons[static_cast<uint8_t>(data.state)]));
|
|
QString tt = Shared::Global::getName(data.state);
|
|
if (data.state == Shared::Message::State::error) {
|
|
if (data.error > 0) {
|
|
tt += ": " + data.error;
|
|
}
|
|
}
|
|
if (result->toolTip() != tt) { //If i just assign pixmap every time unconditionally
|
|
result->setPixmap(q.pixmap(statusIconSize)); //it invokes an infinite cycle of repaint
|
|
result->setToolTip(tt); //may be it's better to subclass and store last condition in int?
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
QLabel * MessageDelegate::getPencilIcon(const Models::FeedItem& data) const
|
|
{
|
|
std::map<QString, QLabel*>::const_iterator itr = pencilIcons->find(data.id);
|
|
QLabel* result = 0;
|
|
|
|
if (itr != pencilIcons->end()) {
|
|
result = itr->second;
|
|
} else {
|
|
result = new QLabel();
|
|
QIcon icon = Shared::icon("edit-rename");
|
|
result->setPixmap(icon.pixmap(statusIconSize));
|
|
pencilIcons->insert(std::make_pair(data.id, result));
|
|
}
|
|
|
|
result->setToolTip("Last time edited: " + data.correction.lastCorrection.toLocalTime().toString()
|
|
+ "\nOriginal message: " + data.correction.original);
|
|
|
|
return result;
|
|
}
|
|
|
|
template <typename T>
|
|
void removeElements(std::map<QString, T*>* elements, std::set<QString>* idsToKeep) {
|
|
std::set<QString> toRemove;
|
|
for (const std::pair<const QString, T*>& pair: *elements) {
|
|
if (idsToKeep->find(pair.first) == idsToKeep->end()) {
|
|
delete pair.second;
|
|
toRemove.insert(pair.first);
|
|
}
|
|
}
|
|
for (const QString& key : toRemove) {
|
|
elements->erase(key);
|
|
}
|
|
}
|
|
|
|
int MessageDelegate::paintBody(const Models::FeedItem& data, QPainter* painter, QStyleOptionViewItem& option) const
|
|
{
|
|
if (data.text.size() > 0) {
|
|
bodyRenderer->setHtml(Shared::processMessageBody(data.text));
|
|
bodyRenderer->setTextWidth(option.rect.size().width());
|
|
painter->save();
|
|
painter->translate(option.rect.topLeft());
|
|
|
|
if (data.id == currentId) {
|
|
QTextCursor cursor(bodyRenderer);
|
|
cursor.setPosition(selection.first, QTextCursor::MoveAnchor);
|
|
cursor.setPosition(selection.second, QTextCursor::KeepAnchor);
|
|
QTextCharFormat format = cursor.charFormat();
|
|
format.setBackground(option.palette.color(QPalette::Active, QPalette::Highlight));
|
|
format.setForeground(option.palette.color(QPalette::Active, QPalette::HighlightedText));
|
|
cursor.setCharFormat(format);
|
|
}
|
|
|
|
bodyRenderer->drawContents(painter);
|
|
|
|
painter->restore();
|
|
QSize bodySize(std::ceil(bodyRenderer->idealWidth()), std::ceil(bodyRenderer->size().height()));
|
|
|
|
option.rect.adjust(0, bodySize.height() + textMargin, 0, 0);
|
|
return bodySize.width();
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void MessageDelegate::beginClearWidgets()
|
|
{
|
|
idsToKeep->clear();
|
|
clearingWidgets = true;
|
|
}
|
|
|
|
void MessageDelegate::endClearWidgets()
|
|
{
|
|
if (clearingWidgets) {
|
|
removeElements(buttons, idsToKeep);
|
|
removeElements(bars, idsToKeep);
|
|
removeElements(statusIcons, idsToKeep);
|
|
removeElements(pencilIcons, idsToKeep);
|
|
removeElements(previews, idsToKeep);
|
|
|
|
idsToKeep->clear();
|
|
clearingWidgets = false;
|
|
}
|
|
}
|
|
|
|
void MessageDelegate::onButtonPushed() const
|
|
{
|
|
FeedButton* btn = static_cast<FeedButton*>(sender());
|
|
emit buttonPushed(btn->messageId);
|
|
}
|
|
|
|
void MessageDelegate::clearHelperWidget(const Models::FeedItem& data) const
|
|
{
|
|
std::map<QString, FeedButton*>::const_iterator itr = buttons->find(data.id);
|
|
if (itr != buttons->end()) {
|
|
delete itr->second;
|
|
buttons->erase(itr);
|
|
} else {
|
|
std::map<QString, QProgressBar*>::const_iterator barItr = bars->find(data.id);
|
|
if (barItr != bars->end()) {
|
|
delete barItr->second;
|
|
bars->erase(barItr);
|
|
}
|
|
}
|
|
}
|