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Qt: update UI after loading every 25 grid items, keep grid from mixing up content from multiple playlists if the user switches to a new one before one is finished loading

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This commit is contained in:
Brad Parker 2018-05-28 18:14:36 -04:00
parent 03e0510fc4
commit 8c6bc4a678
1 changed files with 13 additions and 1 deletions
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14
ui/drivers/qt/ui_qt_window.cpp
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@ -2999,6 +2999,7 @@ void MainWindow::addPlaylistItemsToGrid(const QString &pathString)
QVector<QHash<QString, QString> > items = getPlaylistItems(pathString); QVector<QHash<QString, QString> > items = getPlaylistItems(pathString);
QScreen *screen = qApp->primaryScreen(); QScreen *screen = qApp->primaryScreen();
QSize screenSize = screen->size(); QSize screenSize = screen->size();
QListWidgetItem *currentItem = m_listWidget->currentItem();
settings_t *settings = config_get_ptr(); settings_t *settings = config_get_ptr();
int i = 0; int i = 0;
int zoomValue = m_zoomSlider->value(); int zoomValue = m_zoomSlider->value();
@ -3006,7 +3007,7 @@ void MainWindow::addPlaylistItemsToGrid(const QString &pathString)
for (i = 0; i < items.count(); i++) for (i = 0; i < items.count(); i++)
{ {
const QHash<QString, QString> &hash = items.at(i); const QHash<QString, QString> &hash = items.at(i);
QPointer<GridItem> item (new GridItem()); QPointer<GridItem> item;
QPointer<ThumbnailLabel> label; QPointer<ThumbnailLabel> label;
QString thumbnailFileNameNoExt; QString thumbnailFileNameNoExt;
QLabel *newLabel = NULL; QLabel *newLabel = NULL;
@ -3016,6 +3017,14 @@ void MainWindow::addPlaylistItemsToGrid(const QString &pathString)
QString imagePath; QString imagePath;
int lastIndex = -1; int lastIndex = -1;
if (m_listWidget->currentItem() != currentItem)
{
/* user changed the current playlist before we finished loading... abort */
break;
}
item = new GridItem();
lastIndex = hash["path"].lastIndexOf('.'); lastIndex = hash["path"].lastIndexOf('.');
if (lastIndex >= 0) if (lastIndex >= 0)
@ -3065,6 +3074,9 @@ void MainWindow::addPlaylistItemsToGrid(const QString &pathString)
m_gridItems.append(item); m_gridItems.append(item);
loadImageDeferred(item, imagePath); loadImageDeferred(item, imagePath);
if (i % 25 == 0)
qApp->processEvents();
} }
} }