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** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
** This file is part of the QtGui module of the Qt Toolkit.
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.com.
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE


#include <QtGui/qlistview.h>
#include <QtCore/qvariant.h>
#include <QtCore/qvector.h>




class QListWidget;
class QListModel;
class QWidgetItemData;

00041 class Q_GUI_EXPORT QListWidgetItem
    friend class QListModel;
    friend class QListWidget;
00046     enum ItemType { Type = 0, UserType = 1000 };
    explicit QListWidgetItem(QListWidget *view = 0, int type = Type);
    explicit QListWidgetItem(const QString &text, QListWidget *view = 0, int type = Type);
    explicit QListWidgetItem(const QIcon &icon, const QString &text,
                             QListWidget *view = 0, int type = Type);
    QListWidgetItem(const QListWidgetItem &other);
    virtual ~QListWidgetItem();

    virtual QListWidgetItem *clone() const;

00056     inline QListWidget *listWidget() const { return view; }

    inline void setSelected(bool select);
    inline bool isSelected() const;

    inline void setHidden(bool hide);
    inline bool isHidden() const;

00064     inline Qt::ItemFlags flags() const { return itemFlags; }
    void setFlags(Qt::ItemFlags flags);

00067     inline QString text() const
        { return data(Qt::DisplayRole).toString(); }
    inline void setText(const QString &text);

00071     inline QIcon icon() const
        { return qvariant_cast<QIcon>(data(Qt::DecorationRole)); }
    inline void setIcon(const QIcon &icon);

00075     inline QString statusTip() const
        { return data(Qt::StatusTipRole).toString(); }
    inline void setStatusTip(const QString &statusTip);

00080     inline QString toolTip() const
        { return data(Qt::ToolTipRole).toString(); }
    inline void setToolTip(const QString &toolTip);

00086     inline QString whatsThis() const
        { return data(Qt::WhatsThisRole).toString(); }
    inline void setWhatsThis(const QString &whatsThis);

00091     inline QFont font() const
        { return qvariant_cast<QFont>(data(Qt::FontRole)); }
    inline void setFont(const QFont &font);

00095     inline int textAlignment() const
        { return data(Qt::TextAlignmentRole).toInt(); }
00097     inline void setTextAlignment(int alignment)
        { setData(Qt::TextAlignmentRole, alignment); }

00100     inline QColor backgroundColor() const
        { return qvariant_cast<QColor>(data(Qt::BackgroundColorRole)); }
00102     virtual void setBackgroundColor(const QColor &color)
        { setData(Qt::BackgroundColorRole, color); }

00105     inline QBrush background() const
        { return qvariant_cast<QBrush>(data(Qt::BackgroundRole)); }
00107     inline void setBackground(const QBrush &brush)
        { setData(Qt::BackgroundRole, brush); }

00110     inline QColor textColor() const
        { return qvariant_cast<QColor>(data(Qt::TextColorRole)); }
00112     inline void setTextColor(const QColor &color)
        { setData(Qt::TextColorRole, color); }

00115     inline QBrush foreground() const
        { return qvariant_cast<QBrush>(data(Qt::ForegroundRole)); }
00117     inline void setForeground(const QBrush &brush)
        { setData(Qt::ForegroundRole, brush); }

00120     inline Qt::CheckState checkState() const
        { return static_cast<Qt::CheckState>(data(Qt::CheckStateRole).toInt()); }
00122     inline void setCheckState(Qt::CheckState state)
        { setData(Qt::CheckStateRole, state); }

00125     inline QSize sizeHint() const
        { return qvariant_cast<QSize>(data(Qt::SizeHintRole)); }
00127     inline void setSizeHint(const QSize &size)
        { setData(Qt::SizeHintRole, size); }

    virtual QVariant data(int role) const;
    virtual void setData(int role, const QVariant &value);

    virtual bool operator<(const QListWidgetItem &other) const;

    virtual void read(QDataStream &in);
    virtual void write(QDataStream &out) const;
    QListWidgetItem &operator=(const QListWidgetItem &other);

00141     inline int type() const { return rtti; }

    int rtti;
    QVector<QWidgetItemData> values;
    QListWidget *view;
    QListModel *model;
    Qt::ItemFlags itemFlags;

00151 inline void QListWidgetItem::setText(const QString &atext)
{ setData(Qt::DisplayRole, atext); }

00154 inline void QListWidgetItem::setIcon(const QIcon &aicon)
{ setData(Qt::DecorationRole, aicon); }

00157 inline void QListWidgetItem::setStatusTip(const QString &astatusTip)
{ setData(Qt::StatusTipRole, astatusTip); }

00161 inline void QListWidgetItem::setToolTip(const QString &atoolTip)
{ setData(Qt::ToolTipRole, atoolTip); }

00166 inline void QListWidgetItem::setWhatsThis(const QString &awhatsThis)
{ setData(Qt::WhatsThisRole, awhatsThis); }

00170 inline void QListWidgetItem::setFont(const QFont &afont)
{ setData(Qt::FontRole, afont); }

Q_GUI_EXPORT QDataStream &operator<<(QDataStream &out, const QListWidgetItem &item);
Q_GUI_EXPORT QDataStream &operator>>(QDataStream &in, QListWidgetItem &item);

class QListWidgetPrivate;

00180 class Q_GUI_EXPORT QListWidget : public QListView
00183     Q_PROPERTY(int count READ count)
00184     Q_PROPERTY(int currentRow READ currentRow WRITE setCurrentRow NOTIFY currentRowChanged USER true)
00185     Q_PROPERTY(bool sortingEnabled READ isSortingEnabled WRITE setSortingEnabled)

    friend class QListWidgetItem;
    friend class QListModel;
    explicit QListWidget(QWidget *parent = 0);

    QListWidgetItem *item(int row) const;
    int row(const QListWidgetItem *item) const;
    void insertItem(int row, QListWidgetItem *item);
    void insertItem(int row, const QString &label);
    void insertItems(int row, const QStringList &labels);
00198     inline void addItem(const QString &label) { insertItem(count(), label); }
    inline void addItem(QListWidgetItem *item);
00200     inline void addItems(const QStringList &labels) { insertItems(count(), labels); }
    QListWidgetItem *takeItem(int row);
    int count() const;

    QListWidgetItem *currentItem() const;
    void setCurrentItem(QListWidgetItem *item);

    int currentRow() const;
    void setCurrentRow(int row);

    QListWidgetItem *itemAt(const QPoint &p) const;
    inline QListWidgetItem *itemAt(int x, int y) const;
    QRect visualItemRect(const QListWidgetItem *item) const;

    void sortItems(Qt::SortOrder order = Qt::AscendingOrder);
    void setSortingEnabled(bool enable);
    bool isSortingEnabled() const;

    void editItem(QListWidgetItem *item);
    void openPersistentEditor(QListWidgetItem *item);
    void closePersistentEditor(QListWidgetItem *item);

    QWidget *itemWidget(QListWidgetItem *item) const;
    void setItemWidget(QListWidgetItem *item, QWidget *widget);

    bool isItemSelected(const QListWidgetItem *item) const;
    void setItemSelected(const QListWidgetItem *item, bool select);
    QList<QListWidgetItem*> selectedItems() const;
    QList<QListWidgetItem*> findItems(const QString &text, Qt::MatchFlags flags) const;

    bool isItemHidden(const QListWidgetItem *item) const;
    void setItemHidden(const QListWidgetItem *item, bool hide);
    void dropEvent(QDropEvent *event);

public Q_SLOTS:
    void scrollToItem(const QListWidgetItem *item, QAbstractItemView::ScrollHint hint = EnsureVisible);
    void clear();

    void itemPressed(QListWidgetItem *item);
    void itemClicked(QListWidgetItem *item);
    void itemDoubleClicked(QListWidgetItem *item);
    void itemActivated(QListWidgetItem *item);
    void itemEntered(QListWidgetItem *item);
    void itemChanged(QListWidgetItem *item);

    void currentItemChanged(QListWidgetItem *current, QListWidgetItem *previous);
    void currentTextChanged(const QString &currentText);
    void currentRowChanged(int currentRow);

    void itemSelectionChanged();

    bool event(QEvent *e);
    virtual QStringList mimeTypes() const;
    virtual QMimeData *mimeData(const QList<QListWidgetItem*> items) const;
    virtual bool dropMimeData(int index, const QMimeData *data, Qt::DropAction action);
    virtual Qt::DropActions supportedDropActions() const;
    QList<QListWidgetItem*> items(const QMimeData *data) const;

    QModelIndex indexFromItem(QListWidgetItem *item) const;
    QListWidgetItem *itemFromIndex(const QModelIndex &index) const;

    void setModel(QAbstractItemModel *model);
    Qt::SortOrder sortOrder() const;


    Q_PRIVATE_SLOT(d_func(), void _q_emitItemPressed(const QModelIndex &index))
    Q_PRIVATE_SLOT(d_func(), void _q_emitItemClicked(const QModelIndex &index))
    Q_PRIVATE_SLOT(d_func(), void _q_emitItemDoubleClicked(const QModelIndex &index))
    Q_PRIVATE_SLOT(d_func(), void _q_emitItemActivated(const QModelIndex &index))
    Q_PRIVATE_SLOT(d_func(), void _q_emitItemEntered(const QModelIndex &index))
    Q_PRIVATE_SLOT(d_func(), void _q_emitItemChanged(const QModelIndex &index))
    Q_PRIVATE_SLOT(d_func(), void _q_emitCurrentItemChanged(const QModelIndex &previous, const QModelIndex &current))
    Q_PRIVATE_SLOT(d_func(), void _q_sort())
    Q_PRIVATE_SLOT(d_func(), void _q_dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight))

00283 inline void QListWidget::addItem(QListWidgetItem *aitem)
{ insertItem(count(), aitem); }

00286 inline QListWidgetItem *QListWidget::itemAt(int ax, int ay) const
{ return itemAt(QPoint(ax, ay)); }

00289 inline void QListWidgetItem::setSelected(bool aselect)
{ if (view) view->setItemSelected(this, aselect); }

00292 inline bool QListWidgetItem::isSelected() const
{ return (view ? view->isItemSelected(this) : false); }

00295 inline void QListWidgetItem::setHidden(bool ahide)
{ if (view) view->setItemHidden(this, ahide); }

00298 inline bool QListWidgetItem::isHidden() const
{ return (view ? view->isItemHidden(this) : false); }




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