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obs-studio/shared/qt/idian/components/ComboBox.cpp

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2.0 KiB
C++

/******************************************************************************
Copyright (C) 2024 by Taylor Giampaolo <warchamp7@obsproject.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
#include <Idian/ComboBox.hpp>
#include <Idian/Row.hpp>
#include <QTimer>
#include <Idian/moc_ComboBox.cpp>
using idian::ComboBox;
ComboBox::ComboBox(QWidget *parent) : QComboBox(parent), Utils(this)
{
Utils::applyStateStylingEventFilter(this);
}
void ComboBox::showPopup()
{
if (allowOpeningPopup) {
QComboBox::showPopup();
}
}
void ComboBox::hidePopup()
{
// It would be nice to find a better way to do this.
//
// When the dropdown is closed, block attempts to open it
// again for a short time. This is so clicking a GenericRow
// with the dropdown open doesn't immediately close and re-open it.
// I have tried all sorts of things involving handling mouse events
// and event filters on both GenericRow and ComboBox.
//
// All my efforts have failed so we get this instead.
allowOpeningPopup = false;
QTimer::singleShot(120, this, [this]() { allowOpeningPopup = true; });
QComboBox::hidePopup();
}
void ComboBox::mousePressEvent(QMouseEvent *event)
{
QComboBox::mousePressEvent(event);
}
void ComboBox::togglePopup()
{
if (view()->isVisible()) {
ComboBox::hidePopup();
} else {
ComboBox::showPopup();
}
}