matrixion/src/CommunitiesListItem.cpp

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#include "CommunitiesListItem.h"
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#include "Utils.h"
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#include "ui/Painter.h"
#include "ui/Ripple.h"
#include "ui/RippleOverlay.h"
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CommunitiesListItem::CommunitiesListItem(QString group_id, QWidget *parent)
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: QWidget(parent)
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, groupId_(group_id)
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{
setMouseTracking(true);
setAttribute(Qt::WA_Hover);
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QPainterPath path;
path.addRect(0, 0, parent->width(), height());
rippleOverlay_ = new RippleOverlay(this);
rippleOverlay_->setClipPath(path);
rippleOverlay_->setClipping(true);
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if (groupId_ == "world")
avatar_ = QPixmap(":/icons/icons/ui/world.svg");
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}
void
CommunitiesListItem::setPressedState(bool state)
{
if (isPressed_ != state) {
isPressed_ = state;
update();
}
}
void
CommunitiesListItem::mousePressEvent(QMouseEvent *event)
{
if (event->buttons() == Qt::RightButton) {
QWidget::mousePressEvent(event);
return;
}
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emit clicked(groupId_);
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setPressedState(true);
QPoint pos = event->pos();
qreal radiusEndValue = static_cast<qreal>(width()) / 3;
auto ripple = new Ripple(pos);
ripple->setRadiusEndValue(radiusEndValue);
ripple->setOpacityStartValue(0.15);
ripple->setColor("white");
ripple->radiusAnimation()->setDuration(200);
ripple->opacityAnimation()->setDuration(400);
rippleOverlay_->addRipple(ripple);
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}
void
CommunitiesListItem::paintEvent(QPaintEvent *)
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{
Painter p(this);
PainterHighQualityEnabler hq(p);
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if (isPressed_)
p.fillRect(rect(), highlightedBackgroundColor_);
else if (underMouse())
p.fillRect(rect(), hoverBackgroundColor_);
else
p.fillRect(rect(), backgroundColor_);
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if (avatar_.isNull()) {
QFont font;
font.setPixelSize(conf::roomlist::fonts::communityBubble);
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p.setFont(font);
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p.drawLetterAvatar(utils::firstChar(resolveName()),
avatarFgColor_,
avatarBgColor_,
width(),
height(),
IconSize);
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} else {
p.save();
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p.drawAvatar(avatar_, width(), height(), IconSize);
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p.restore();
}
}
void
CommunitiesListItem::setAvatar(const QImage &img)
{
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avatar_ = utils::scaleImageToPixmap(img, IconSize);
update();
}
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QString
CommunitiesListItem::resolveName() const
{
if (!name_.isEmpty())
return name_;
if (!groupId_.startsWith("+"))
return QString("Group"); // Group with no name or id.
// Extract the localpart of the group.
auto firstPart = groupId_.split(':').at(0);
return firstPart.right(firstPart.size() - 1);
}