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Qt: allow changing thumbnails by drag and drop.

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This commit is contained in:
CozmoP 2019-01-23 19:28:59 +01:00
parent ef318533c3
commit d34e10985e
3 changed files with 186 additions and 5 deletions
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129
ui/drivers/qt/ui_qt_window.cpp
View File

@ -1266,6 +1266,109 @@ void MainWindow::changeThumbnailType(ThumbnailType type)
m_gridView->viewport()->update();
}
QString MainWindow::changeThumbnail(const QImage &image, QString type)
{
QHash<QString, QString> hash = getCurrentContentHash();
QString label = hash["label_noext"];
QString dirString = QDir::cleanPath(QString(config_get_ptr()->paths.directory_thumbnails)) + "/" + hash["db_name"] + "/" + type;
QString thumbPath = dirString + "/" + label.replace(m_fileSanitizerRegex, "_") + ".png";
QByteArray dirArray = QDir::toNativeSeparators(dirString).toUtf8();
const char *dirData = dirArray.constData();
QByteArray thumbArray = QDir::toNativeSeparators(thumbPath).toUtf8();
const char *thumbData = thumbArray.constData();
QDir dir(dirString);
int quality = -1;
QImage scaledImage(image);
if (!dir.exists())
{
if (dir.mkpath("."))
RARCH_LOG("[Qt]: Created directory: %s\n", dirData);
else
{
RARCH_ERR("[Qt]: Could not create directory: %s\n", dirData);
return QString();
}
}
if (m_settings->contains("thumbnail_max_size"))
{
int size = m_settings->value("thumbnail_max_size", 512).toInt();
if (size != 0)
scaledImage = image.scaled(size, size, Qt::KeepAspectRatio, Qt::SmoothTransformation);
}
if (m_settings->contains("thumbnail_quality"))
quality = m_settings->value("thumbnail_quality", -1).toInt();
if (scaledImage.save(thumbPath, "png", quality))
{
RARCH_LOG("[Qt]: Saved image: %s\n", thumbData);
m_playlistModel->reloadThumbnailPath(thumbPath);
updateVisibleItems();
return thumbPath;
}
RARCH_ERR("[Qt]: Could not save image: %s\n", thumbData);
return QString();
}
void MainWindow::onThumbnailDropped(const QImage &image, ThumbnailType thumbnailType)
{
switch (thumbnailType)
{
case THUMBNAIL_TYPE_BOXART:
{
QString path = changeThumbnail(image, THUMBNAIL_BOXART);
if (path.isNull())
return;
if (m_thumbnailPixmap)
delete m_thumbnailPixmap;
m_thumbnailPixmap = new QPixmap(path);
onResizeThumbnailOne();
break;
}
case THUMBNAIL_TYPE_TITLE_SCREEN:
{
QString path = changeThumbnail(image, THUMBNAIL_TITLE);
if (path.isNull())
return;
if (m_thumbnailPixmap2)
delete m_thumbnailPixmap2;
m_thumbnailPixmap2 = new QPixmap(path);
onResizeThumbnailTwo();
break;
}
case THUMBNAIL_TYPE_SCREENSHOT:
{
QString path = changeThumbnail(image, THUMBNAIL_SCREENSHOT);
if (path.isNull())
return;
if (m_thumbnailPixmap3)
delete m_thumbnailPixmap3;
m_thumbnailPixmap3 = new QPixmap(path);
onResizeThumbnailThree();
break;
}
}
}
QVector<QHash<QString, QString> > MainWindow::getCoreInfo()
{
QVector<QHash<QString, QString> > infoList;
@ -2108,6 +2211,22 @@ void MainWindow::setCoreActions()
}
}
void MainWindow::setThumbnailsAcceptDrops(bool accept)
{
ThumbnailWidget *thumbnail = findChild<ThumbnailWidget*>("thumbnail1Widget");
ThumbnailWidget *thumbnail2 = findChild<ThumbnailWidget*>("thumbnail2Widget");
ThumbnailWidget *thumbnail3 = findChild<ThumbnailWidget*>("thumbnail3Widget");
if (thumbnail)
thumbnail->setAcceptDrops(accept);
if (thumbnail2)
thumbnail2->setAcceptDrops(accept);
if (thumbnail3)
thumbnail3->setAcceptDrops(accept);
}
void MainWindow::onTabWidgetIndexChanged(int index)
{
if (m_browserAndPlaylistTabWidget->tabText(index) == msg_hash_to_str(MENU_ENUM_LABEL_VALUE_QT_TAB_FILE_BROWSER))
@ -2432,12 +2551,22 @@ void MainWindow::onCurrentItemChanged(const QHash<QString, QString> &hash)
m_thumbnailPixmap = new QPixmap(hash["path"]);
m_thumbnailPixmap2 = new QPixmap(*m_thumbnailPixmap);
m_thumbnailPixmap3 = new QPixmap(*m_thumbnailPixmap);
setThumbnailsAcceptDrops(false);
}
else
{
m_thumbnailPixmap = new QPixmap(QString(settings->paths.directory_thumbnails) + "/" + playlist_name + "/" + THUMBNAIL_BOXART + "/" + label + ".png");
m_thumbnailPixmap2 = new QPixmap(QString(settings->paths.directory_thumbnails) + "/" + playlist_name + "/" + THUMBNAIL_TITLE + "/" + label + ".png");
m_thumbnailPixmap3 = new QPixmap(QString(settings->paths.directory_thumbnails) + "/" + playlist_name + "/" + THUMBNAIL_SCREENSHOT + "/" + label + ".png");
if (m_currentBrowser == BROWSER_TYPE_PLAYLISTS)
{
if (currentPlaylistIsSpecial())
setThumbnailsAcceptDrops(false);
else
setThumbnailsAcceptDrops(true);
}
}
resizeThumbnails(true, true, true);

52
ui/drivers/ui_qt.cpp
View File

@ -63,9 +63,10 @@ typedef struct ui_companion_qt
ui_window_qt_t *window;
} ui_companion_qt_t;
ThumbnailWidget::ThumbnailWidget(QWidget *parent) :
ThumbnailWidget::ThumbnailWidget(ThumbnailType type, QWidget *parent) :
QFrame(parent)
,m_sizeHint(QSize(256, 256))
,m_thumbnailType(type)
{
}
@ -111,6 +112,40 @@ void ThumbnailWidget::setSizeHint(QSize size)
m_sizeHint = size;
}
void ThumbnailWidget::dragEnterEvent(QDragEnterEvent *event)
{
const QMimeData *data = event->mimeData();
if (data->hasUrls())
event->acceptProposedAction();
}
/* Workaround for QTBUG-72844. Without it, you can't drop on this if you first drag over another widget that doesn't accept drops. */
void ThumbnailWidget::dragMoveEvent(QDragMoveEvent *event)
{
event->acceptProposedAction();
}
void ThumbnailWidget::dropEvent(QDropEvent *event)
{
const QMimeData *data = event->mimeData();
if (data->hasUrls())
{
const QString imageString = data->urls().at(0).toLocalFile();
const QImage image(imageString);
if (!image.isNull())
emit(filesDropped(image, m_thumbnailType));
else
{
QByteArray stringArray = QDir::toNativeSeparators(imageString).toUtf8();
const char *stringData = stringArray.constData();
RARCH_ERR("[Qt]: Could not read image: %s\n", stringData);
}
}
}
ThumbnailLabel::ThumbnailLabel(QWidget *parent) :
QWidget(parent)
,m_pixmap(NULL)
@ -403,9 +438,14 @@ static void* ui_companion_qt_init(void)
browserButtonsHBoxLayout->addItem(new QSpacerItem(browserAndPlaylistTabWidget->tabBar()->width(), 20, QSizePolicy::Expanding, QSizePolicy::Minimum));
thumbnailWidget = new ThumbnailWidget();
thumbnail2Widget = new ThumbnailWidget();
thumbnail3Widget = new ThumbnailWidget();
thumbnailWidget = new ThumbnailWidget(THUMBNAIL_TYPE_BOXART);
thumbnailWidget->setObjectName("thumbnail1Widget");
thumbnail2Widget = new ThumbnailWidget(THUMBNAIL_TYPE_TITLE_SCREEN);
thumbnail2Widget->setObjectName("thumbnail2Widget");
thumbnail3Widget = new ThumbnailWidget(THUMBNAIL_TYPE_SCREENSHOT);
thumbnail3Widget->setObjectName("thumbnail3Widget");
thumbnailWidget->setLayout(new QVBoxLayout());
thumbnail2Widget->setLayout(new QVBoxLayout());
@ -415,6 +455,10 @@ static void* ui_companion_qt_init(void)
thumbnail2Widget->setSizePolicy(QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding));
thumbnail3Widget->setSizePolicy(QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding));
QObject::connect(thumbnailWidget, SIGNAL(filesDropped(const QImage&, ThumbnailType)), mainwindow, SLOT(onThumbnailDropped(const QImage&, ThumbnailType)));
QObject::connect(thumbnail2Widget, SIGNAL(filesDropped(const QImage&, ThumbnailType)), mainwindow, SLOT(onThumbnailDropped(const QImage&, ThumbnailType)));
QObject::connect(thumbnail3Widget, SIGNAL(filesDropped(const QImage&, ThumbnailType)), mainwindow, SLOT(onThumbnailDropped(const QImage&, ThumbnailType)));
thumbnail = new ThumbnailLabel();
thumbnail->setObjectName("thumbnail");

10
ui/drivers/ui_qt.h
View File

@ -42,7 +42,6 @@
#include <QCache>
#include <QSortFilterProxyModel>
#include <QDir>
#include <QStackedWidget>
#include "qt/filedropwidget.h"
@ -168,6 +167,7 @@ class ThumbnailWidget : public QFrame
Q_OBJECT
public:
ThumbnailWidget(QWidget *parent = 0);
ThumbnailWidget(ThumbnailType type, QWidget *parent = 0);
ThumbnailWidget(const ThumbnailWidget& other) { retro_assert(false && "DONT EVER USE THIS"); }
QSize sizeHint() const;
@ -175,13 +175,18 @@ public:
signals:
void mouseDoubleClicked();
void mousePressed();
void filesDropped(const QImage& image, ThumbnailType type);
private:
QSize m_sizeHint;
ThumbnailType m_thumbnailType;
protected:
void paintEvent(QPaintEvent *event);
void resizeEvent(QResizeEvent *event);
void mouseDoubleClickEvent(QMouseEvent *event);
void mousePressEvent(QMouseEvent *event);
void dragEnterEvent(QDragEnterEvent *event);
void dragMoveEvent(QDragMoveEvent *event);
void dropEvent(QDropEvent *event);
};
class ThumbnailLabel : public QWidget
@ -457,6 +462,7 @@ public slots:
void downloadPlaylistThumbnails(QString playlistPath);
void downloadNextPlaylistThumbnail(QString system, QString title, QString type, QUrl url = QUrl());
void changeThumbnailType(ThumbnailType type);
void onThumbnailDropped(const QImage &image, ThumbnailType type);
private slots:
void onLoadCoreClicked(const QStringList &extensionFilters = QStringList());
@ -540,6 +546,8 @@ private:
bool currentPlaylistIsAll();
void applySearch();
void updateItemsCount();
void setThumbnailsAcceptDrops(bool accept);
QString changeThumbnail(const QImage &image, QString type);
PlaylistModel *m_playlistModel;
QSortFilterProxyModel *m_proxyModel;