86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
/****************************************************************************
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** Modern Linbo GUI
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** Copyright (C) 2020 Dorian Zedler <dorian@itsblue.de>
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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 Affero General Public License as published
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** by 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 Affero General Public License for more details.
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**
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** You should have received a copy of the GNU Affero 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 "qmodernpushbuttonoverlay.h"
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QModernPushButtonOverlay::QModernPushButtonOverlay(QWidget* overlayWidget, QObject *parent) : QObject(parent)
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{
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this->widget = overlayWidget;
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this->widget->setVisible(false);
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this->effect = new QGraphicsOpacityEffect(overlayWidget);
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this->effect->setOpacity(0);
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this->effect->setEnabled(false);
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this->widget->setGraphicsEffect(this->effect);
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this->animation = new QPropertyAnimation(this->effect, "opacity");
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this->animation->setDuration(400);
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this->animation->setEasingCurve(QEasingCurve(QEasingCurve::InOutQuad));
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this->setEffectEnabled(false);
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connect(this->animation, SIGNAL(stateChanged(QAbstractAnimation::State, QAbstractAnimation::State)), this, SLOT(handleAnimationStateChanged(QAbstractAnimation::State, QAbstractAnimation::State)));
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}
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void QModernPushButtonOverlay::setAnimationDuration(int duration) {
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this->animation->setDuration(duration);
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}
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void QModernPushButtonOverlay::setVisible(bool visible) {
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if(this->widget->isVisible() == visible)
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return;
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this->effect->setOpacity(0);
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this->widget->setVisible(visible);
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}
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void QModernPushButtonOverlay::setVisibleAnimated(bool visible) {
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if(this->widget->isVisible() == visible)
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return;
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int startValue = visible ? 0:1;
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this->animation->setStartValue(startValue);
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this->animation->setEndValue(1-startValue);
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this->animation->start();
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}
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void QModernPushButtonOverlay::setEffectEnabled(bool enabled) {
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if(enabled) {
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this->effect->setEnabled(true);
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this->widget->setVisible(true);
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}
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else {
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this->widget->setVisible(this->effect->opacity() > 0);
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this->effect->setEnabled(false);
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}
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}
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void QModernPushButtonOverlay::handleAnimationStateChanged(QAbstractAnimation::State newState, QAbstractAnimation::State) {
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switch (newState) {
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case QAbstractAnimation::Running:
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this->setEffectEnabled(true);
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break;
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case QAbstractAnimation::Stopped:
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this->setEffectEnabled(false);
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break;
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default:
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break;
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}
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}
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