113 lines
2.7 KiB
C++
113 lines
2.7 KiB
C++
/*
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* Olive Community Edition - Non-Linear Video Editor
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* Copyright (C) 2025 Olive CE Team
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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 3 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,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "sliderlabel.h"
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#include <QApplication>
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#include <QMouseEvent>
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#include <QDebug>
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namespace olive
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{
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SliderLabel::SliderLabel(QWidget *parent)
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: QLabel(parent)
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, override_color_enabled_(false)
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{
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QPalette p = palette();
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p.setColor(QPalette::Disabled, QPalette::Highlight,
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p.color(QPalette::Disabled, QPalette::ButtonText));
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setPalette(p);
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// Use highlight color as font color
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setForegroundRole(QPalette::Link);
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// Set underlined
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QFont f = font();
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f.setUnderline(true);
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setFont(f);
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// Allow users to tab to this widget
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setFocusPolicy(Qt::TabFocus);
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// Add custom context menu
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setContextMenuPolicy(Qt::CustomContextMenu);
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}
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void SliderLabel::SetColor(const QColor &c)
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{
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// Prevent infinite loop in changeEvent when we set the stylesheet
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override_color_enabled_ = false;
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override_color_ = c;
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// Different colors will look different depending on the theme (light/dark mode). We abstract
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// that away here so that other classes can simply choose a color and we will handle making it
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// more legible based on the background
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QColor adjusted;
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if (palette().window().color().lightness() < 128) {
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adjusted = override_color_.lighter(150);
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} else {
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adjusted = override_color_.darker(150);
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}
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setStyleSheet(QStringLiteral("color: %1").arg(adjusted.name()));
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override_color_enabled_ = true;
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}
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void SliderLabel::mousePressEvent(QMouseEvent *e)
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{
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if (e->button() == Qt::LeftButton) {
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if (e->modifiers() & Qt::AltModifier) {
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emit RequestReset();
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} else {
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emit LabelPressed();
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}
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}
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}
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void SliderLabel::mouseReleaseEvent(QMouseEvent *e)
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{
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if (e->button() == Qt::LeftButton) {
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if (!(e->modifiers() & Qt::AltModifier)) {
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emit LabelReleased();
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}
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}
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}
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void SliderLabel::focusInEvent(QFocusEvent *event)
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{
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QWidget::focusInEvent(event);
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if (event->reason() == Qt::TabFocusReason) {
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emit focused();
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}
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}
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void SliderLabel::changeEvent(QEvent *event)
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{
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QWidget::changeEvent(event);
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if (override_color_enabled_ && event->type() == QEvent::StyleChange) {
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SetColor(override_color_);
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}
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}
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}
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