181 lines
4.1 KiB
C++
Executable File
181 lines
4.1 KiB
C++
Executable File
// TODO: hdr
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#include "lts_notification_ctl.h"
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#include <QToolButton>
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#include <QImage>
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#include <QPainter>
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#include <QIcon>
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#include <QColor>
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#include <QDebug>
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namespace LtsNotification
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{
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LtsNotificationController::LtsNotificationController(const QString &identifier)
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: QObject()
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, m_count(0)
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, m_identifier(QStringLiteral("LtsNotification%1").arg(identifier))
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{}
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LtsNotificationController::~LtsNotificationController()
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{
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qDeleteAll(m_notiList);
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}
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void LtsNotificationController::setIcon(const QIcon& icon)
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{
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m_icon = icon;
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setAllIcons();
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}
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void LtsNotificationController::setCount(const int count)
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{
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m_count = count;
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setAllIcons();
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}
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/*!
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* \brief LtsNotificationController::setBackground
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* \param r red
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* \param g green
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* \param b yellow
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* \author Niklas Schmidt
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* \details If all params(r,g,b) are -1, than reset Stylesheet = non stylesheet
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*/
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//TODO: Extra function resetBackground instead of -1 params
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void LtsNotificationController::setBackground(const int r, const int g, const int b)
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{
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for (QToolButton *tb : qAsConst(m_notiList))
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{
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QString stylesheet;
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if(r == -1 && g == -1 && b == -1)
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stylesheet = QStringLiteral("");
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else
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stylesheet = QStringLiteral("QToolButton {background-color: rgb(") +
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QString::number(r) + QStringLiteral(",") +
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QString::number(g) + QStringLiteral(",") +
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QString::number(b) + QStringLiteral(");}");
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tb->setStyleSheet(stylesheet);
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}
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}
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void LtsNotificationController::setEnabled(bool enable)
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{
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m_enable = enable;
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setAllIcons();
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}
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void LtsNotificationController::setAction(const std::function<void(void)> &action)
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{
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m_action = action;
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}
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void LtsNotificationController::setToolTip(const QString &toolTip)
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{
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m_toolTip = toolTip;
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for (QToolButton *tb : qAsConst(m_notiList))
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{
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tb->setToolTip(toolTip);
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tb->setIconSize(QSize(30,30));
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}
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}
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void LtsNotificationController::setAllIcons()
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{
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if (m_icon.isNull())
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return;
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// prepare new Icon (add count), then set to all ToolButtons
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QIcon icon = modifyIcon(m_icon);
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for (QToolButton *tb : qAsConst(m_notiList))
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{
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tb->setIcon(icon);
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tb->setIconSize(QSize(30,30));
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tb->setEnabled(m_enable);
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}
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}
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#define SIZE 40
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QIcon LtsNotificationController::modifyIcon(const QIcon &icon) // TODO: automatic advanced scope ??!
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{
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/* FIXME: it is impossible to check if QIcon is valid, so calling modifyIcon will start
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* a painter on an invalid QPixmap (hence the QIcon) which produces error messages in
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* the log file & stdout.
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*/
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if (m_count < 1) // do not draw '0' on it..
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return icon;
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QPixmap iconImage(icon.pixmap(SIZE * 8 / 10, SIZE * 8 / 10));
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QPainter painter(&iconImage);
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painter.save();
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painter.setRenderHints(QPainter::TextAntialiasing | QPainter::Antialiasing | QPainter::HighQualityAntialiasing | QPainter::SmoothPixmapTransform);
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QFont f;
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f.setFamily(QStringLiteral("Monospace"));
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f.setPointSize(16);
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f.setBold(true);
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painter.setFont(f);
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QColor color(Qt::red);
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painter.setBrush(color);
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painter.setPen(QPen(color, 3.1));
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painter.drawText(QRect(0, 0, 30, 30), QString::number(m_count)); // TODO: working version of this: , QTextOption(Qt::AlignRight | Qt::AlignBottom));
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painter.restore();
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return iconImage;
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}
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QToolButton *LtsNotificationController::createWidget()
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{
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QToolButton *b = new QToolButton();
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b->setToolButtonStyle(Qt::ToolButtonIconOnly);
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b->setObjectName(m_identifier);
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//qWarning() << "object name" << b->objectName() << "==" << m_identifier;
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// FIXME: variable sizes !! LtsDragIcon ?
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b->setMinimumSize(SIZE, SIZE);
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b->setMaximumSize(SIZE, SIZE);
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connect(b, &QToolButton::destroyed,
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this, &LtsNotificationController::slotNotiWidgetDestroyed);
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connect(b, &QToolButton::clicked,
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this, [this](){ if (m_action) m_action(); }); // TODO: FIXME: BAD, BAD HACK?!
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if (!m_icon.isNull())
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b->setIcon(modifyIcon(m_icon));
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b->setToolTip(m_toolTip);
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m_notiList.append(b);
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return b;
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}
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void LtsNotificationController::slotNotiWidgetDestroyed(QObject *obj)
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{
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m_notiList.removeAll(static_cast<QToolButton*>(obj)); // no qobject_cast for destroyed objects
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}
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} // namespace LtsNotification
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