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Elide Qt invitation links with consistent layout and full-address selection

master
evgeny 4 days ago
parent
commit
6ad89a4f6a
  1. 48
      tools/chatgui/src/messagedelegate.cpp
  2. 9
      tools/chatgui/src/messagelist.cpp

48
tools/chatgui/src/messagedelegate.cpp

@ -27,18 +27,25 @@
#include <QRegularExpression>
/* Один layout для размеров, отрисовки и hit-test длинных invite-ссылок. */
static qreal layoutInviteText(QTextLayout& layout, int width) {
static qreal layoutInviteText(QTextLayout& layout, int width, const QString& compactLink = {}) {
int linkStart = -1;
if (!compactLink.isEmpty() && layout.text().endsWith(compactLink)) {
linkStart = layout.text().length() - compactLink.length();
const QString shortened = QFontMetrics(layout.font()).elidedText(compactLink, Qt::ElideRight, qMax(1, width - 1));
layout.setText(layout.text().left(linkStart) + shortened);
}
QTextOption option; option.setWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
layout.setTextOption(option);
static const QRegularExpression pattern(QStringLiteral("utun://[A-Za-z0-9+/]+={0,2}"));
QVector<QTextLayout::FormatRange> formats;
auto matches = pattern.globalMatch(layout.text());
while (matches.hasNext()) {
auto match = matches.next();
while (linkStart >= 0 || matches.hasNext()) {
QTextLayout::FormatRange range;
range.start = match.capturedStart(); range.length = match.capturedLength();
if (linkStart >= 0) { range.start = linkStart; range.length = layout.text().length() - linkStart; }
else { auto match = matches.next(); range.start = match.capturedStart(); range.length = match.capturedLength(); }
range.format.setForeground(QColor(0x33, 0x90, 0xEC)); range.format.setFontUnderline(true);
formats.append(range);
if (linkStart >= 0) break;
}
layout.setFormats(formats);
layout.beginLayout();
@ -61,14 +68,16 @@ QString MessageDelegate::inviteLinkAt(const QStyleOptionViewItem& option, const
if (!QRect(QPoint(0, 0), geometry.textRect.size()).contains(local)) return {};
QString display = text; display.replace('\n', QChar(0x2028));
QTextLayout layout(display, option.font);
layoutInviteText(layout, geometry.textRect.width());
const QString compactLink = index.data(MsgInviteLinkRole).toString();
layoutInviteText(layout, geometry.textRect.width(), compactLink);
for (int i = 0; i < layout.lineCount(); ++i) {
const auto line = layout.lineAt(i);
if (local.y() < line.y() || local.y() >= line.y() + line.height()) continue;
if (local.x() < line.x() || local.x() >= line.x() + line.naturalTextWidth()) return {};
const int position = line.xToCursor(local.x(), QTextLine::CursorOnCharacter);
for (const auto& range : layout.formats()) {
if (position >= range.start && position < range.start + range.length) return text.mid(range.start, range.length);
if (position >= range.start && position < range.start + range.length)
return compactLink.isEmpty() ? text.mid(range.start, range.length) : compactLink;
}
}
return {};
@ -314,12 +323,12 @@ QSize MessageDelegate::sizeHint(const QStyleOptionViewItem &option,
return QSize(L.viewWidth, L.totalHeight);
}
static int measureTextHeight(const QFont &font, const QString &text, int width) {
static int measureTextHeight(const QFont &font, const QString &text, int width, const QString& compactLink = {}) {
if (text.isEmpty() || width <= 0) return 0;
if (text.contains(QStringLiteral("utun://"))) {
QString display = text; display.replace('\n', QChar(0x2028));
QTextLayout layout(display, font);
return (int)std::ceil(layoutInviteText(layout, width));
return (int)std::ceil(layoutInviteText(layout, width, compactLink));
}
QRect r = QFontMetrics(font).boundingRect(QRect(0, 0, width, 100000),
Qt::AlignLeft | Qt::TextWordWrap, text);
@ -614,7 +623,7 @@ MessageDelegate::Layout MessageDelegate::calcLayout(
qH = kQuotePadV + qOneLineH + (qText.isEmpty() ? 0 : 2 + qTextH) + kQuotePadV;
}
int textH = measureTextHeight(option.font, text, textW);
int textH = measureTextHeight(option.font, text, textW, index.data(MsgInviteLinkRole).toString());
int authorH = fm.height();
int bubbleH = L.isOutgoing
? kPadTop + (hasQuote ? qH + kQuoteGap : 0) + textH + kStatusH + kPadBot
@ -1371,11 +1380,14 @@ void MessageDelegate::paint(QPainter *painter, const QStyleOptionViewItem &optio
painter->setFont(textFont);
QString msgText = index.data(MsgTextRole).toString();
QString overlayText = msgText;
const bool hasInvite = msgText.contains(QStringLiteral("utun://"));
if (hasInvite) {
QString display = msgText; display.replace('\n', QChar(0x2028));
QTextLayout layout(display, textFont);
layoutInviteText(layout, L.textRect.width());
const QString compactLink = index.data(MsgInviteLinkRole).toString();
layoutInviteText(layout, L.textRect.width(), compactLink);
overlayText = layout.text(); overlayText.replace(QChar(0x2028), '\n');
QVector<QTextLayout::FormatRange> selections;
if (singleTextSel && cv) {
auto cursorAt = [&](const QPoint& point) -> int {
@ -1383,14 +1395,22 @@ void MessageDelegate::paint(QPainter *painter, const QStyleOptionViewItem &optio
const auto line = layout.lineAt(i);
if (point.y() < line.y() + line.height()) return line.xToCursor(point.x());
}
return msgText.length();
return layout.text().length();
};
const auto& selection = cv->textSelection();
int start = cursorAt(selection.clickPos - L.textRect.topLeft());
int end = cursorAt(selection.dragPos - L.textRect.topLeft());
if (start > end) qSwap(start, end);
if (start == end && end < msgText.length()) ++end;
const_cast<ChatView*>(cv)->setTextSelChars(start, end);
if (start == end && end < layout.text().length()) ++end;
int copyStart = start, copyEnd = end;
if (!compactLink.isEmpty()) {
const int linkStart = msgText.length() - compactLink.length();
if (end > linkStart) {
if (start >= linkStart) { start = linkStart; copyStart = linkStart; }
end = layout.text().length(); copyEnd = msgText.length();
}
}
const_cast<ChatView*>(cv)->setTextSelChars(copyStart, copyEnd);
QTextLayout::FormatRange range;
range.start = start; range.length = end - start; range.format.setBackground(QColor(0x33, 0x90, 0xEC, 60));
selections.append(range);
@ -1414,7 +1434,7 @@ void MessageDelegate::paint(QPainter *painter, const QStyleOptionViewItem &optio
startChar, endChar);
}
drawAnimatedEmojiOverlay(painter, textFont, msgText,
drawAnimatedEmojiOverlay(painter, textFont, overlayText,
L.textRect.width(), L.textRect);
drawStatusBar(painter, L, index, option);

9
tools/chatgui/src/messagelist.cpp

@ -1151,6 +1151,14 @@ void MessageList::onDmMessages(const uint8_t* data, int len) {
qint64 ts = (qint64)message.value("ts").toDouble();
quint64 author = message.value("author").toString().toULongLong();
QString text = message.value("data").toString();
const bool invite = message.value("ct").toString() == QStringLiteral("invite");
const QString inviteLink = invite ? text : QString();
if (invite) {
const QString groupName = message.value("tags").toObject().value("group_name").toString();
text = tr("Приглашение в группу «%1»").arg(groupName) + '\n' + inviteLink;
GUI_DEBUG("invite PM: rendered conv=%s seq=%lld group_name_bytes=%d link_bytes=%d", qPrintable(m_currentChannelId),
(long long)seq, (int)groupName.toUtf8().size(), (int)inviteLink.size());
}
bool file = message.value("ct").toString() == "file";
QString state = message.value("media_status").toString();
QString status;
@ -1181,6 +1189,7 @@ void MessageList::onDmMessages(const uint8_t* data, int len) {
item->setData(m_currentChannelId, MsgChannelIdRole);
QString type = message.value("content_type").toString(QStringLiteral("text/plain"));
item->setData(type, MsgContentTypeRole);
if (invite) item->setData(inviteLink, MsgInviteLinkRole);
if (file) {
QString path = message.value("media_path").toString();
item->setData(path, MsgVoiceFileRole);

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