modules/gui/qt4/components/playlist/standardpanel.hpp

   1 /*****************************************************************************
   2  * panels.hpp : Panels for the playlist
   3  ****************************************************************************
   4  * Copyright (C) 2000-2005 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Clément Stenac <zorglub@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 #ifndef _PLPANELS_H_
  25 #define _PLPANELS_H_
  26
  27 #ifdef HAVE_CONFIG_H
  28 # include "config.h"
  29 #endif
  30
  31 #include "qt4.hpp"
  32 #include "components/playlist/playlist.hpp"
  33
  34 #include <QModelIndex>
  35 #include <QWidget>
  36 #include <QString>
  37 #include <QToolBar>
  38
  39 #include <vlc_playlist.h>
  40
  41 class QSignalMapper;
  42 class QTreeView;
  43 class QListView;
  44 class PLModel;
  45 class QPushButton;
  46 class QKeyEvent;
  47 class QWheelEvent;
  48 class PlIconView;
  49 class LocationBar;
  50
  51 class StandardPLPanel: public QWidget
  52 {
  53     Q_OBJECT
  54
  55 public:
  56     StandardPLPanel( PlaylistWidget *, intf_thread_t *,
  57                      playlist_t *,playlist_item_t * );
  58     virtual ~StandardPLPanel();
  59 protected:
  60     friend class PlaylistWidget;
  61
  62     virtual void keyPressEvent( QKeyEvent *e );
  63     virtual void wheelEvent( QWheelEvent *e );
  64
  65     PLModel *model;
  66 private:
  67     intf_thread_t *p_intf;
  68
  69     QWidget     *parent;
  70     QLabel      *title;
  71     QToolButton *addButton;
  72     QGridLayout *layout;
  73     LocationBar *locationBar;
  74
  75     QTreeView   *treeView;
  76     PlIconView  *iconView;
  77     QAbstractItemView *currentView;
  78
  79     QAction *iconViewAction, *treeViewAction;
  80     int currentRootId;
  81     QSignalMapper *selectColumnsSigMapper;
  82     QSignalMapper *viewSelectionMapper;
  83
  84     int last_activated_id;
  85
  86     enum {
  87       TREE_VIEW = 0,
  88       ICON_VIEW,
  89       COVER_VIEW,
  90     };
  91
  92     void createTreeView();
  93     void createIconView();
  94
  95 public slots:
  96     virtual void setRoot( playlist_item_t * );
  97 private slots:
  98     void deleteSelection();
  99     void handleExpansion( const QModelIndex& );
 100     void handleRootChange();
 101     void gotoPlayingItem();
 102     void search( const QString& searchText );
 103     void popupAdd();
 104     void popupSelectColumn( QPoint );
 105     void popupPlView( const QPoint & );
 106     void toggleColumnShown( int );
 107     void showView( int );
 108     void cycleViews();
 109     void activate( const QModelIndex & );
 110     void browseInto( input_item_t * );
 111 };
 112
 113 class LocationBar : public QWidget
 114 {
 115     Q_OBJECT;
 116 public:
 117     LocationBar( PLModel * );
 118     void setIndex( const QModelIndex & );
 119 signals:
 120     void invoked( const QModelIndex & );
 121 public slots:
 122     void setRootIndex();
 123 private slots:
 124     void invoke( int i_item_id );
 125 private:
 126     PLModel *model;
 127     QSignalMapper *mapper;
 128     QHBoxLayout *box;
 129     QList<QWidget*> buttons;
 130 };
 131
 132 class LocationButton : public QPushButton
 133 {
 134 public:
 135     LocationButton( const QString &, bool bold, bool arrow );
 136 private:
 137     void paintEvent ( QPaintEvent * event );
 138     QSize sizeHint() const;
 139     QFontMetrics *metrics;
 140     bool b_arrow;
 141 };
 142
 143 #endif