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42bd8164a0
* remove hardcoded white in vde banner widget * set text color to white on higher opacities
106 lines
3 KiB
C++
106 lines
3 KiB
C++
#include "banner_widget.h"
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#include "../../../pixel_map_generator.h"
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#include <QLinearGradient>
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#include <QMouseEvent>
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#include <QPainter>
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#include <QVBoxLayout>
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BannerWidget::BannerWidget(QWidget *parent, const QString &text, Qt::Orientation orientation, int transparency_)
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: QWidget(parent), gradientOrientation(orientation), transparency(qBound(0, transparency_, 100))
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{
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auto layout = new QHBoxLayout(this);
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iconLabel = new QLabel(this);
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iconLabel->setAlignment(Qt::AlignLeft | Qt::AlignVCenter);
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// Create the banner label and set properties
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bannerLabel = new QLabel(text, this);
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bannerLabel->setAlignment(Qt::AlignCenter);
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QString textColor;
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if (transparency > 50) {
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textColor = " color: white;";
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}
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bannerLabel->setStyleSheet("font-size: 24px; font-weight: bold;" + textColor);
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layout->addWidget(iconLabel);
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layout->addWidget(bannerLabel);
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layout->addWidget(new QLabel(this)); // add dummy label to force text label to be centered
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setLayout(layout);
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// Set minimum height for the widget
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setMinimumHeight(50);
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connect(this, &BannerWidget::buddyVisibilityChanged, this, &BannerWidget::toggleBuddyVisibility);
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updateDropdownIconState();
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}
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void BannerWidget::mousePressEvent(QMouseEvent *event)
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{
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QWidget::mousePressEvent(event);
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if (clickable) {
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emit buddyVisibilityChanged();
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}
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}
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void BannerWidget::setText(const QString &text) const
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{
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bannerLabel->setText(text);
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}
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void BannerWidget::setClickable(bool _clickable)
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{
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clickable = _clickable;
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updateDropdownIconState();
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}
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void BannerWidget::setBuddy(QWidget *_buddy)
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{
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buddy = _buddy;
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updateDropdownIconState();
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}
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void BannerWidget::toggleBuddyVisibility() const
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{
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if (buddy) {
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buddy->setVisible(!buddy->isVisible());
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updateDropdownIconState();
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}
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}
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void BannerWidget::updateDropdownIconState() const
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{
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if (clickable && buddy) {
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iconLabel->setPixmap(DropdownIconPixmapGenerator::generatePixmap(24, !buddy->isHidden()));
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} else {
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// we cannot directly hide the iconLabel, since it's needed to center the text; set an empty image instead
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iconLabel->setPixmap(QPixmap());
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}
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}
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void BannerWidget::paintEvent(QPaintEvent *event)
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{
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Q_UNUSED(event);
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QPainter painter(this);
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// Calculate alpha based on transparency percentage
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int alpha = (255 * transparency) / 100;
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// Determine gradient direction
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QLinearGradient gradient;
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if (gradientOrientation == Qt::Vertical) {
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gradient = QLinearGradient(rect().topLeft(), rect().bottomLeft());
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} else {
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gradient = QLinearGradient(rect().topLeft(), rect().topRight());
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}
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// Set neutral gradient colors with calculated transparency
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gradient.setColorAt(0, QColor(200, 200, 200, alpha)); // Light grey with alpha
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gradient.setColorAt(1, QColor(100, 100, 100, alpha / 1.5)); // Darker grey, slightly more transparent
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// Fill the widget background with the gradient
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painter.fillRect(rect(), gradient);
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}
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