Initial commit.

src/playlist/playlistdelegates.h

@@ -0,0 +1,172 @@
+/*
+ * Strawberry Music Player
+ * This file was part of Clementine.
+ * Copyright 2010, 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/>.
+ * 
+ */
+
+#ifndef PLAYLISTDELEGATES_H
+#define PLAYLISTDELEGATES_H
+
+#include "config.h"
+
+#include <QCompleter>
+#include <QPixmapCache>
+#include <QStringListModel>
+#include <QStyledItemDelegate>
+#include <QTreeView>
+
+#include "playlist.h"
+#include "collection/collection.h"
+#include "widgets/ratingwidget.h"
+
+class Player;
+
+class QueuedItemDelegate : public QStyledItemDelegate {
+public:
+  QueuedItemDelegate(QObject *parent, int indicator_column = Playlist::Column_Title);
+  void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
+  void DrawBox(QPainter *painter, const QRect &line_rect, const QFont &font, const QString &text, int width = -1) const;
+
+  int queue_indicator_size(const QModelIndex &index) const;
+
+private:
+  static const int kQueueBoxBorder;
+  static const int kQueueBoxCornerRadius;
+  static const int kQueueBoxLength;
+  static const QRgb kQueueBoxGradientColor1;
+  static const QRgb kQueueBoxGradientColor2;
+  static const int kQueueOpacitySteps;
+  static const float kQueueOpacityLowerBound;
+
+  int indicator_column_;
+};
+
+class PlaylistDelegateBase : public QueuedItemDelegate {
+  Q_OBJECT
+ public:
+  PlaylistDelegateBase(QObject *parent, const QString &suffix = QString());
+  void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
+  QString displayText(const QVariant &value, const QLocale &locale) const;
+  QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const;
+
+  QStyleOptionViewItemV4 Adjusted(const QStyleOptionViewItem &option, const QModelIndex &index) const;
+
+  static const int kMinHeight;
+
+ public slots:
+  bool helpEvent(QHelpEvent *event, QAbstractItemView *view, const QStyleOptionViewItem &option, const QModelIndex &index);
+
+ protected:
+  QTreeView *view_;
+  QString suffix_;
+};
+
+class LengthItemDelegate : public PlaylistDelegateBase {
+ public:
+  LengthItemDelegate(QObject *parent) : PlaylistDelegateBase(parent) {}
+  QString displayText(const QVariant &value, const QLocale &locale) const;
+};
+
+class SizeItemDelegate : public PlaylistDelegateBase {
+ public:
+  SizeItemDelegate(QObject *parent) : PlaylistDelegateBase(parent) {}
+  QString displayText(const QVariant &value, const QLocale &locale) const;
+};
+
+class DateItemDelegate : public PlaylistDelegateBase {
+ public:
+  DateItemDelegate(QObject *parent) : PlaylistDelegateBase(parent) {}
+  QString displayText(const QVariant &value, const QLocale &locale) const;
+};
+
+class LastPlayedItemDelegate : public PlaylistDelegateBase {
+public:
+  LastPlayedItemDelegate(QObject *parent) : PlaylistDelegateBase(parent) {}
+  QString displayText(const QVariant &value, const QLocale &locale) const;
+};
+
+class FileTypeItemDelegate : public PlaylistDelegateBase {
+ public:
+  FileTypeItemDelegate(QObject *parent) : PlaylistDelegateBase(parent) {}
+  QString displayText(const QVariant &value, const QLocale &locale) const;
+};
+
+class SamplerateBitdepthItemDelegate : public PlaylistDelegateBase {
+ public:
+  SamplerateBitdepthItemDelegate(QObject *parent) : PlaylistDelegateBase(parent) {}
+  QString displayText(const QVariant &value, const QLocale &locale) const;
+};
+
+class TextItemDelegate : public PlaylistDelegateBase {
+ public:
+  TextItemDelegate(QObject *parent) : PlaylistDelegateBase(parent) {}
+  QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const;
+};
+
+class TagCompletionModel : public QStringListModel {
+public:
+  TagCompletionModel(CollectionBackend *backend, Playlist::Column column);
+
+private:
+  static QString database_column(Playlist::Column column);
+};
+
+class TagCompleter : public QCompleter {
+  Q_OBJECT
+
+public:
+  TagCompleter(CollectionBackend *backend, Playlist::Column column, QLineEdit *editor);
+
+ private slots:
+  void ModelReady(QFuture<TagCompletionModel*> future);
+
+private:
+  QLineEdit *editor_;
+};
+
+class TagCompletionItemDelegate : public PlaylistDelegateBase {
+ public:
+  TagCompletionItemDelegate(QObject *parent, CollectionBackend *backend, Playlist::Column column) : PlaylistDelegateBase(parent), backend_(backend), column_(column) {};
+
+  QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option,
+      const QModelIndex &index) const;
+
+ private:
+  CollectionBackend *backend_;
+  Playlist::Column column_;
+};
+
+class NativeSeparatorsDelegate : public PlaylistDelegateBase {
+ public:
+  NativeSeparatorsDelegate(QObject *parent) : PlaylistDelegateBase(parent) {}
+  QString displayText(const QVariant &value, const QLocale &locale) const;
+};
+
+class SongSourceDelegate : public PlaylistDelegateBase {
+ public:
+  SongSourceDelegate(QObject *parent, Player *player);
+  QString displayText(const QVariant &value, const QLocale &locale) const;
+  void paint(QPainter *paint, const QStyleOptionViewItem &option, const QModelIndex &index) const;
+
+ private:
+  QPixmap LookupPixmap(const QUrl &url, const QSize &size) const;
+
+  Player *player_;
+  mutable QPixmapCache cache_;
+};
+
+#endif // PLAYLISTDELEGATES_H