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Merge #357 [stable-3.16] nmc/2025/2278-Welcome_Popup_Wizard
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‎src/gui/nmcgui/nmcadvertwidget.cpp

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/*
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* Copyright (C) by Eugen Fischer
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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 2 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, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#include "nmcadvertwidget.h"
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#include <QDebug>
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#include <QBoxLayout>
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#include <QIcon>
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#include <QCoreApplication>
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#include <QGraphicsView>
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#include <QMouseEvent>
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#include <QDebug>
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NMCAdvertWidget::NMCAdvertWidget(QWidget *parent)
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: QWidget(parent),
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m_graphicsView(new NMCCustomGraphicsView(this))
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{
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setFixedSize(698, 474);
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auto *layout = new QHBoxLayout(this);
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setLayout(layout);
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m_graphicsView->setScene(&m_graphicsScene);
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layout->addWidget(m_graphicsView);
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layout->setContentsMargins(0, 0, 0, 0);
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m_graphicsView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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m_graphicsView->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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generatePixmapList(QStringLiteral(":/client/theme/NMCIcons/configuration1.png"));
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generatePixmapList(QStringLiteral(":/client/theme/NMCIcons/configuration2.png"));
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generatePixmapList(QStringLiteral(":/client/theme/NMCIcons/configuration3.png"));
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initStartButton();
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m_arrow_left = new NMCClickableLabel(m_graphicsView);
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m_arrow_left->setPixmap(QIcon(QStringLiteral(":/client/theme/NMCIcons/navigation-left.svg")).pixmap(32, 32));
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connect(m_arrow_left, &NMCClickableLabel::clicked, this, &NMCAdvertWidget::onArrowLeftClicked);
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m_arrow_right = new NMCClickableLabel(m_graphicsView);
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m_arrow_right->setPixmap(QIcon(QStringLiteral(":/client/theme/NMCIcons/navigation-right.svg")).pixmap(32, 32));
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connect(m_arrow_right, &NMCClickableLabel::clicked, this, &NMCAdvertWidget::onArrowRightClicked);
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if (!m_pixmapList.empty()) {
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loadPNG(m_pixmapList.first());
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m_currentImageId = 0;
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}
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m_animationTimer.setInterval(5000);
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connect(&m_animationTimer, &QTimer::timeout, this, [this]() {
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++m_currentImageId;
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if (m_currentImageId >= m_pixmapList.size()) {
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m_currentImageId = 0;
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}
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selectTextByID();
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});
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m_animationTimer.start();
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setStartButton();
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setDetailText(QCoreApplication::translate("", "ADVERT_DETAIL_TEXT_1"));
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setHeaderText(QCoreApplication::translate("", "ADVERT_HEADER_TEXT_1"));
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setHeader(QCoreApplication::translate("", "ADVERT_HEADER_1"));
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setArrows();
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}
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void NMCAdvertWidget::resizeEvent(QResizeEvent *event)
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{
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QWidget::resizeEvent(event);
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if (m_currentImageId < m_pixmapList.size())
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loadPNG(m_pixmapList.at(m_currentImageId));
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setStartButton();
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setDetailText(m_detailText ? m_detailText->text() : QString());
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setHeaderText(m_headerText ? m_headerText->text() : QString());
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setHeader(m_header ? m_header->text() : QString());
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setArrows();
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}
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void NMCAdvertWidget::clearScene()
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{
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m_graphicsScene.clear();
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}
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void NMCAdvertWidget::loadPNG(const QPixmap &pixmap)
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{
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clearScene();
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auto *pixmapItem = m_graphicsScene.addPixmap(pixmap.scaled(size(), Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
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if (pixmapItem) {
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m_graphicsView->setFixedSize(pixmapItem->pixmap().size());
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m_graphicsView->update();
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}
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}
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void NMCAdvertWidget::generatePixmapList(const QString &name)
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{
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QPixmap pixmap(name);
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m_pixmapList.append(pixmap.scaled(size(), Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
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}
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void NMCAdvertWidget::initStartButton()
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{
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if (!m_pushButton) {
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m_pushButton = new QPushButton(QCoreApplication::translate("", "START_NOW"), m_graphicsView);
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m_pushButton->setStyleSheet(QStringLiteral(
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"QPushButton { font-size: 15px; border: 0px solid black; border-radius: 4px; background-color: white; color: black; }"
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"QPushButton:hover { background-color: #ededed; }"
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));
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// m_pushButton->setFixedSize(kButtonWidth, kButtonHeight);
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m_pushButton->setFixedSize(140, 36);
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connect(m_pushButton, &QPushButton::clicked, this, &NMCAdvertWidget::close);
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}
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}
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void NMCAdvertWidget::setStartButton()
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{
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if (m_pushButton && m_graphicsView) {
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m_graphicsScene.addWidget(m_pushButton);
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int buttonWidth = 140;
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int buttonHeight = 36;
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int x = (width() - buttonWidth) / 2;
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int y = height() - 60;
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m_pushButton->setGeometry(x, y, buttonWidth, buttonHeight);
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}
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}
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void NMCAdvertWidget::setDetailText(const QString &p_text)
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{
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if (!m_detailText) {
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m_detailText = new QLabel(p_text, m_graphicsView);
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m_detailText->setWordWrap(true);
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m_detailText->setAlignment(Qt::AlignCenter);
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m_detailText->setStyleSheet(QStringLiteral("font-size: 15px; color: white"));
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m_graphicsScene.addWidget(m_detailText);
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} else {
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m_detailText->setText(p_text);
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}
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m_detailText->setFixedWidth(420);
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int y = height() - 88 - m_detailText->sizeHint().height();
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int x = width() / 2 - m_detailText->sizeHint().width() / 2;
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m_detailText->setGeometry(x, y, m_detailText->sizeHint().width(), m_detailText->sizeHint().height());
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}
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void NMCAdvertWidget::setHeaderText(const QString &p_text)
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{
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if (!m_headerText) {
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m_headerText = new QLabel(p_text, m_graphicsView);
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m_headerText->setWordWrap(true);
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m_headerText->setAlignment(Qt::AlignCenter);
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m_headerText->setStyleSheet(QStringLiteral("font-size: 26px; color: white"));
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m_graphicsScene.addWidget(m_headerText);
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} else {
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m_headerText->setText(p_text);
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}
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m_headerText->setFixedWidth(420);
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int y = height() - 100 - m_detailText->sizeHint().height() - m_headerText->sizeHint().height();
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int x = width() / 2 - m_headerText->sizeHint().width() / 2;
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m_headerText->setGeometry(x, y, m_headerText->sizeHint().width(), m_headerText->sizeHint().height());
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}
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void NMCAdvertWidget::setHeader(const QString &p_text)
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{
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if (!m_header) {
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m_header = new QLabel(p_text, m_graphicsView);
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m_header->setAlignment(Qt::AlignCenter);
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m_header->setStyleSheet(QStringLiteral("font-size: 22px; color: white; font-weight: bold;"));
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m_graphicsScene.addWidget(m_header);
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} else {
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m_header->setText(p_text);
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}
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int y = height() - 142 - m_detailText->sizeHint().height() - m_headerText->sizeHint().height();
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int x = width() / 2 - m_header->sizeHint().width() / 2;
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m_header->setGeometry(x, y, m_header->sizeHint().width(), m_header->sizeHint().height());
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}
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void NMCAdvertWidget::setArrows()
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{
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int y = height() - kArrowOffset;
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m_arrow_left->move(qMax(112, 20), y);
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m_arrow_right->move(qMin(width() - 130, width() - 50), y);
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}
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void NMCAdvertWidget::loadPicture(bool next)
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{
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m_currentImageId = (m_currentImageId + (next ? 1 : -1) + 3) % 3;
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selectTextByID();
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}
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void NMCAdvertWidget::selectTextByID()
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{
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loadPNG(m_pixmapList.at(m_currentImageId));
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switch (m_currentImageId) {
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case 0:
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setDetailText(QCoreApplication::translate("", "ADVERT_DETAIL_TEXT_1"));
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setHeaderText(QCoreApplication::translate("", "ADVERT_HEADER_TEXT_1"));
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break;
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case 1:
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setDetailText(QCoreApplication::translate("", "ADVERT_DETAIL_TEXT_2"));
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setHeaderText(QCoreApplication::translate("", "ADVERT_HEADER_TEXT_2"));
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break;
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case 2:
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setDetailText(QCoreApplication::translate("", "ADVERT_DETAIL_TEXT_3"));
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setHeaderText(QCoreApplication::translate("", "ADVERT_HEADER_TEXT_3"));
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break;
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default:
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break;
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}
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if (m_header) {
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m_header->setVisible(m_currentImageId == 0);
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}
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}
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void NMCAdvertWidget::onArrowLeftClicked()
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{
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m_animationTimer.stop();
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loadPicture(false);
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}
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void NMCAdvertWidget::onArrowRightClicked()
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{
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m_animationTimer.stop();
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loadPicture(true);
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}
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// Definition von NMCCustomGraphicsView
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NMCCustomGraphicsView::NMCCustomGraphicsView(QWidget *parent)
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: QGraphicsView(parent)
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{
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setStyleSheet(QStringLiteral("background: transparent"));
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setFrameStyle(QFrame::NoFrame);
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}
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void NMCCustomGraphicsView::wheelEvent(QWheelEvent *event)
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{
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// Unterdrücke Scrollen
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event->ignore();
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}
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// Definition von NMCClickableLabel
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NMCClickableLabel::NMCClickableLabel(QWidget *parent)
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: QLabel(parent)
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{
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setCursor(Qt::PointingHandCursor);
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}
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void NMCClickableLabel::mousePressEvent(QMouseEvent *event)
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{
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if (event->button() == Qt::LeftButton) {
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emit clicked();
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}
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QLabel::mousePressEvent(event);
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}

‎src/gui/nmcgui/nmcadvertwidget.h

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/*
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* Copyright (C) by Eugen Fischer
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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 2 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, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#ifndef NMCADVERTWIDGET_H
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#define NMCADVERTWIDGET_H
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#include <QWidget>
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#include <QTimer>
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#include <QLabel>
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#include <QGraphicsView>
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#include <QGraphicsScene>
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#include <QGraphicsPixmapItem>
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#include <QPushButton>
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#include <QList>
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#include <QResizeEvent>
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class QWheelEvent;
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class QMouseEvent;
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/**
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* @brief Custom QGraphicsView that disables scroll wheel interaction.
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*/
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class NMCCustomGraphicsView : public QGraphicsView
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{
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Q_OBJECT
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public:
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explicit NMCCustomGraphicsView(QWidget *parent = nullptr);
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protected:
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void wheelEvent(QWheelEvent *event) override;
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};
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/**
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* @brief Clickable QLabel emitting a signal on click.
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*/
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class NMCClickableLabel : public QLabel
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{
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Q_OBJECT
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public:
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explicit NMCClickableLabel(QWidget *parent = nullptr);
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~NMCClickableLabel() override = default;
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signals:
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void clicked();
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protected:
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void mousePressEvent(QMouseEvent *event) override;
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};
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/**
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* @brief Widget displaying an image-based slideshow with controls and text.
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*/
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class NMCAdvertWidget : public QWidget
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{
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Q_OBJECT
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public:
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explicit NMCAdvertWidget(QWidget *parent = nullptr);
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~NMCAdvertWidget() override = default;
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private:
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void loadPNG(const QPixmap &pixmap);
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void generatePixmapList(const QString &name);
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void initStartButton();
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void setStartButton();
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void setDetailText(const QString &text);
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void setHeaderText(const QString &text);
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void setHeader(const QString &text);
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void setArrows();
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void loadPicture(bool next = true);
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void selectTextByID();
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void clearScene();
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void onArrowLeftClicked();
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void onArrowRightClicked();
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void resizeEvent(QResizeEvent *event) override;
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private:
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NMCCustomGraphicsView *m_graphicsView = nullptr;
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QGraphicsScene m_graphicsScene;
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QList<QPixmap> m_pixmapList;
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QGraphicsPixmapItem *m_pixmapItem = nullptr;
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QTimer m_animationTimer;
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int m_currentImageId = 0;
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QPushButton *m_pushButton = nullptr;
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QLabel *m_detailText = nullptr;
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QLabel *m_headerText = nullptr;
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QLabel *m_header = nullptr;
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NMCClickableLabel *m_arrow_left = nullptr;
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NMCClickableLabel *m_arrow_right = nullptr;
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static constexpr int kButtonWidth = 200;
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static constexpr int kButtonHeight = 40;
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static constexpr int kArrowOffset = 60;
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};
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#endif // NMCADVERTWIDGET_H
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