Clementine-audio-player-Mac.../src/playlist/playlistdelegates.h

178 lines
5.8 KiB
C++

/* This file is part of Clementine.
Copyright 2010, David Sansome <me@davidsansome.com>
Clementine 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.
Clementine 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 Clementine. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PLAYLISTDELEGATES_H
#define PLAYLISTDELEGATES_H
#include "playlist.h"
#include "library/library.h"
#include "widgets/ratingwidget.h"
#include <QStyledItemDelegate>
#include <QTreeView>
#include <QStringListModel>
#include <QCompleter>
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 TextItemDelegate : public PlaylistDelegateBase {
public:
TextItemDelegate(QObject* parent) : PlaylistDelegateBase(parent) {}
QWidget* createEditor(QWidget* parent, const QStyleOptionViewItem& option,
const QModelIndex& index) const;
};
class RatingItemDelegate : public PlaylistDelegateBase {
public:
RatingItemDelegate(QObject* parent);
void paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const;
QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const;
QString displayText(const QVariant& value, const QLocale& locale) const;
void set_mouse_over(const QModelIndex& index,
const QModelIndexList& selected_indexes,
const QPoint& pos) {
mouse_over_index_ = index;
selected_indexes_ = selected_indexes;
mouse_over_pos_ = pos;
}
void set_mouse_out() { mouse_over_index_ = QModelIndex(); }
bool is_mouse_over() const { return mouse_over_index_.isValid(); }
QModelIndex mouse_over_index() const { return mouse_over_index_; }
private:
RatingPainter painter_;
QModelIndex mouse_over_index_;
QPoint mouse_over_pos_;
QModelIndexList selected_indexes_;
};
class TagCompletionModel : public QStringListModel {
public:
TagCompletionModel(LibraryBackend* backend, Playlist::Column column);
private:
static QString database_column(Playlist::Column column);
};
class TagCompleter : public QCompleter {
Q_OBJECT
public:
TagCompleter(LibraryBackend* backend, Playlist::Column column,
QLineEdit* editor);
private slots:
void ModelReady();
private:
QLineEdit* editor_;
};
class TagCompletionItemDelegate : public PlaylistDelegateBase {
public:
TagCompletionItemDelegate(QObject* parent, LibraryBackend* backend, Playlist::Column column) :
PlaylistDelegateBase(parent), backend_(backend), column_(column) {};
QWidget* createEditor(QWidget* parent, const QStyleOptionViewItem& option,
const QModelIndex& index) const;
private:
LibraryBackend* backend_;
Playlist::Column column_;
};
class NativeSeparatorsDelegate : public PlaylistDelegateBase {
public:
NativeSeparatorsDelegate(QObject* parent) : PlaylistDelegateBase(parent) {}
QString displayText(const QVariant& value, const QLocale& locale) const;
};
#endif // PLAYLISTDELEGATES_H