Initial commit.

2018-02-27 18:06:05 +01:00
parent 85d9664df7
commit b2b1ba7abe
1393 changed files with 177311 additions and 1 deletions
--- a/src/core/standarditemiconloader.cpp
+++ b/src/core/standarditemiconloader.cpp
@@ -0,0 +1,98 @@
+/*
+ * Strawberry Music Player
+ * This file was part of Clementine.
+ * Copyright 2012, David Sansome <me@davidsansome.com>
+ *
+ * Strawberry 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Strawberry 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 Strawberry.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+
+#include "config.h"
+
+#include <QAbstractItemModel>
+#include <QSet>
+#include <QStandardItem>
+
+#include "standarditemiconloader.h"
+#include "covermanager/albumcoverloader.h"
+
+StandardItemIconLoader::StandardItemIconLoader(AlbumCoverLoader *cover_loader, QObject *parent)
+  : QObject(parent),
+    cover_loader_(cover_loader),
+    model_(nullptr)
+{
+  cover_options_.desired_height_ = 16;
+
+  connect(cover_loader_, SIGNAL(ImageLoaded(quint64,QImage)), SLOT(ImageLoaded(quint64,QImage)));
+}
+
+void StandardItemIconLoader::SetModel(QAbstractItemModel *model) {
+
+  if (model_) {
+    disconnect(model_, SIGNAL(rowsAboutToBeRemoved(QModelIndex,int,int)), this, SLOT(RowsAboutToBeRemoved(QModelIndex,int,int)));
+  }
+
+  model_ = model;
+
+  connect(model_, SIGNAL(rowsAboutToBeRemoved(QModelIndex,int,int)), SLOT(RowsAboutToBeRemoved(QModelIndex,int,int)));
+  connect(model_, SIGNAL(modelAboutToBeReset()), SLOT(ModelReset()));
+
+}
+
+void StandardItemIconLoader::LoadIcon(const QString& art_automatic, const QString& art_manual, QStandardItem *for_item) {
+
+  const quint64 id = cover_loader_->LoadImageAsync(cover_options_, art_automatic, art_manual);
+  pending_covers_[id] = for_item;
+
+}
+
+void StandardItemIconLoader::LoadIcon(const Song& song, QStandardItem *for_item) {
+  const quint64 id = cover_loader_->LoadImageAsync(cover_options_, song);
+  pending_covers_[id] = for_item;
+}
+
+void StandardItemIconLoader::RowsAboutToBeRemoved(const QModelIndex& parent, int begin, int end) {
+
+  for (QMap<quint64, QStandardItem*>::iterator it = pending_covers_.begin() ; it != pending_covers_.end() ; ) {
+    const QStandardItem *item = it.value();
+    const QStandardItem *item_parent = item->parent();
+
+    if (item_parent && item_parent->index() == parent && item->index().row() >= begin && item->index().row() <= end) {
+      cover_loader_->CancelTask(it.key());
+      it = pending_covers_.erase(it);
+    }
+    else {
+      ++ it;
+    }
+  }
+
+}
+
+void StandardItemIconLoader::ModelReset() {
+
+  cover_loader_->CancelTasks(QSet<quint64>::fromList(pending_covers_.keys()));
+  pending_covers_.clear();
+
+}
+
+void StandardItemIconLoader::ImageLoaded(quint64 id, const QImage& image) {
+
+  QStandardItem *item = pending_covers_.take(id);
+  if (!item) return;
+
+  if (!image.isNull()) {
+    item->setIcon(QIcon(QPixmap::fromImage(image)));
+  }
+
+}