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https://github.com/obsproject/obs-studio.git
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frontend: Replace add source dropdown with dialog
Co-Authored-By: Lain <134130700+Lain-B@users.noreply.github.com>
This commit is contained in:
Warchamp7
222
frontend/components/SourceSelectButton.cpp
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222
frontend/components/SourceSelectButton.cpp
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/******************************************************************************
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Copyright (C) 2025 by Taylor Giampaolo <warchamp7@obsproject.com>
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Lain Bailey <lain@obsproject.com>
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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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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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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 "SourceSelectButton.hpp"
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#include <utility/ThumbnailManager.hpp>
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#include <utility/ThumbnailView.hpp>
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#include <widgets/OBSBasic.hpp>
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#include <QDrag>
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#include <QFrame>
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#include <QMimeData>
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#include <QPainter>
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#include <QStyleOptionButton>
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SourceSelectButton::SourceSelectButton(OBSWeakSource weak, QWidget *parent) : QAbstractButton(parent), weakSource(weak)
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{
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OBSSource source = OBSGetStrongRef(weak);
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if (!source) {
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return;
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}
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sourceUuid = obs_source_get_uuid(source);
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const char *sourceName = obs_source_get_name(source);
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setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
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setCheckable(true);
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setAccessibleName(sourceName);
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QVBoxLayout *layout = new QVBoxLayout();
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layout->setContentsMargins(0, 0, 0, 0);
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layout->setSpacing(0);
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setLayout(layout);
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label = new QLabel(sourceName);
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label->setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Preferred);
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label->setAttribute(Qt::WA_TransparentForMouseEvents);
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label->setObjectName("name");
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image = new QLabel(this);
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image->setObjectName("thumbnail");
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image->setAttribute(Qt::WA_TransparentForMouseEvents);
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image->setMinimumSize(160, 90);
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image->setMaximumSize(160, 90);
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image->setAlignment(Qt::AlignCenter);
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thumbnail = App()->thumbnails()->createView(this, source);
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connect(thumbnail, &ThumbnailView::updated, this, &SourceSelectButton::updatePixmap);
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updatePixmap(thumbnail->getPixmap());
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layout->addWidget(image);
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layout->addWidget(label);
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setFocusPolicy(Qt::StrongFocus);
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signalHandlers.reserve(2);
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signalHandlers.emplace_back(obs_source_get_signal_handler(source), "destroy",
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&SourceSelectButton::obsSourceRemoved, this);
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signalHandlers.emplace_back(obs_source_get_signal_handler(source), "rename",
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&SourceSelectButton::obsSourceRenamed, this);
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connect(this, &QAbstractButton::pressed, this, &SourceSelectButton::buttonPressed);
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}
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SourceSelectButton::~SourceSelectButton() {}
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void SourceSelectButton::paintEvent(QPaintEvent *)
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{
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QPainter painter{this};
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QStyleOptionButton option;
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option.initFrom(this);
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if (isChecked()) {
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option.state |= QStyle::State_On;
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}
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if (isDown()) {
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option.state |= QStyle::State_Sunken;
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}
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if (hasFocus()) {
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option.state |= QStyle::State_HasFocus;
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}
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if (underMouse()) {
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option.state |= QStyle::State_MouseOver;
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}
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style()->drawControl(QStyle::CE_PushButton, &option, &painter, this);
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}
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void SourceSelectButton::resizeEvent(QResizeEvent *)
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{
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QStyleOptionButton option;
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option.initFrom(this);
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QRect contentRect = style()->subElementRect(QStyle::SE_PushButtonContents, &option, this);
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if (!contentRect.isValid()) {
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contentRect = rect();
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}
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int left = contentRect.left();
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int top = contentRect.top();
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int right = rect().width() - contentRect.right() - 1;
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int bottom = rect().height() - contentRect.bottom() - 1;
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left = std::max(0, left);
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top = std::max(0, top);
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right = std::max(0, right);
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bottom = std::max(0, bottom);
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if (QLayout *layout = this->layout()) {
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layout->setContentsMargins(left, top, right, bottom);
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}
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}
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void SourceSelectButton::enterEvent(QEnterEvent *)
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{
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update();
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thumbnail->requestUpdate();
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}
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void SourceSelectButton::leaveEvent(QEvent *)
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{
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update();
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}
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void SourceSelectButton::buttonPressed()
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{
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dragStartPosition = mapFromGlobal(QCursor::pos());
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}
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void SourceSelectButton::obsSourceRemoved(void *data, calldata_t *)
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{
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QMetaObject::invokeMethod(static_cast<SourceSelectButton *>(data), &SourceSelectButton::handleSourceRemoved);
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}
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void SourceSelectButton::obsSourceRenamed(void *data, calldata_t *params)
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{
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const char *newNamePtr = static_cast<const char *>(calldata_ptr(params, "new_name"));
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if (!newNamePtr) {
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return;
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}
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QMetaObject::invokeMethod(static_cast<SourceSelectButton *>(data), "handleSourceRenamed", Qt::QueuedConnection,
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Q_ARG(QString, QString::fromUtf8(newNamePtr)));
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}
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void SourceSelectButton::handleSourceRemoved()
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{
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emit sourceRemoved();
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}
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void SourceSelectButton::handleSourceRenamed(QString name)
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{
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label->setText(name);
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}
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void SourceSelectButton::mouseMoveEvent(QMouseEvent *event)
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{
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if (!(event->buttons() & Qt::LeftButton)) {
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return;
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}
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if ((event->pos() - dragStartPosition).manhattanLength() < QApplication::startDragDistance() * 3) {
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return;
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}
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QMimeData *mimeData = new QMimeData;
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mimeData->setData("application/x-obs-source-uuid", sourceUuid.data());
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QDrag *drag = new QDrag(this);
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drag->setMimeData(mimeData);
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drag->setPixmap(this->grab());
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drag->exec(Qt::CopyAction);
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if (isDown()) {
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setDown(false);
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}
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}
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void SourceSelectButton::setThumbnailEnabled(bool enabled)
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{
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OBSSource source = OBSGetStrongRef(weakSource);
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if (!source) {
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return;
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}
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if (thumbnailEnabled != enabled) {
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thumbnailEnabled = enabled;
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thumbnail->setEnabled(thumbnailEnabled);
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}
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}
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void SourceSelectButton::updateThumbnail()
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{
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thumbnail->requestUpdate();
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}
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void SourceSelectButton::updatePixmap(QPixmap pixmap)
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{
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if (!pixmap.isNull()) {
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image->setPixmap(
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pixmap.scaled(image->width(), image->height(), Qt::KeepAspectRatio, Qt::SmoothTransformation));
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}
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}
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