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Diffstat (limited to 'src/widgets/itemviews/qlistwidget.h')
| -rw-r--r-- | src/widgets/itemviews/qlistwidget.h | 335 |
1 files changed, 335 insertions, 0 deletions
diff --git a/src/widgets/itemviews/qlistwidget.h b/src/widgets/itemviews/qlistwidget.h new file mode 100644 index 0000000000..ff6616dfac --- /dev/null +++ b/src/widgets/itemviews/qlistwidget.h @@ -0,0 +1,335 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QLISTWIDGET_H +#define QLISTWIDGET_H + +#include <QtGui/qlistview.h> +#include <QtCore/qvariant.h> +#include <QtCore/qvector.h> +#include <QtGui/qitemselectionmodel.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +#ifndef QT_NO_LISTWIDGET + +class QListWidget; +class QListModel; +class QWidgetItemData; +class QListWidgetItemPrivate; + +class Q_GUI_EXPORT QListWidgetItem +{ + friend class QListModel; + friend class QListWidget; +public: + 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; + + inline QListWidget *listWidget() const { return view; } + + inline void setSelected(bool select); + inline bool isSelected() const; + + inline void setHidden(bool hide); + inline bool isHidden() const; + + inline Qt::ItemFlags flags() const { return itemFlags; } + void setFlags(Qt::ItemFlags flags); + + inline QString text() const + { return data(Qt::DisplayRole).toString(); } + inline void setText(const QString &text); + + inline QIcon icon() const + { return qvariant_cast<QIcon>(data(Qt::DecorationRole)); } + inline void setIcon(const QIcon &icon); + + inline QString statusTip() const + { return data(Qt::StatusTipRole).toString(); } + inline void setStatusTip(const QString &statusTip); + +#ifndef QT_NO_TOOLTIP + inline QString toolTip() const + { return data(Qt::ToolTipRole).toString(); } + inline void setToolTip(const QString &toolTip); +#endif + +#ifndef QT_NO_WHATSTHIS + inline QString whatsThis() const + { return data(Qt::WhatsThisRole).toString(); } + inline void setWhatsThis(const QString &whatsThis); +#endif + + inline QFont font() const + { return qvariant_cast<QFont>(data(Qt::FontRole)); } + inline void setFont(const QFont &font); + + inline int textAlignment() const + { return data(Qt::TextAlignmentRole).toInt(); } + inline void setTextAlignment(int alignment) + { setData(Qt::TextAlignmentRole, alignment); } + + inline QColor backgroundColor() const + { return qvariant_cast<QColor>(data(Qt::BackgroundColorRole)); } + virtual void setBackgroundColor(const QColor &color) + { setData(Qt::BackgroundColorRole, color); } + + inline QBrush background() const + { return qvariant_cast<QBrush>(data(Qt::BackgroundRole)); } + inline void setBackground(const QBrush &brush) + { setData(Qt::BackgroundRole, brush); } + + inline QColor textColor() const + { return qvariant_cast<QColor>(data(Qt::TextColorRole)); } + inline void setTextColor(const QColor &color) + { setData(Qt::TextColorRole, color); } + + inline QBrush foreground() const + { return qvariant_cast<QBrush>(data(Qt::ForegroundRole)); } + inline void setForeground(const QBrush &brush) + { setData(Qt::ForegroundRole, brush); } + + inline Qt::CheckState checkState() const + { return static_cast<Qt::CheckState>(data(Qt::CheckStateRole).toInt()); } + inline void setCheckState(Qt::CheckState state) + { setData(Qt::CheckStateRole, static_cast<int>(state)); } + + inline QSize sizeHint() const + { return qvariant_cast<QSize>(data(Qt::SizeHintRole)); } + 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; + +#ifndef QT_NO_DATASTREAM + virtual void read(QDataStream &in); + virtual void write(QDataStream &out) const; +#endif + QListWidgetItem &operator=(const QListWidgetItem &other); + + inline int type() const { return rtti; } + +private: + int rtti; + QVector<void *> dummy; + QListWidget *view; + QListWidgetItemPrivate *d; + Qt::ItemFlags itemFlags; +}; + +inline void QListWidgetItem::setText(const QString &atext) +{ setData(Qt::DisplayRole, atext); } + +inline void QListWidgetItem::setIcon(const QIcon &aicon) +{ setData(Qt::DecorationRole, aicon); } + +inline void QListWidgetItem::setStatusTip(const QString &astatusTip) +{ setData(Qt::StatusTipRole, astatusTip); } + +#ifndef QT_NO_TOOLTIP +inline void QListWidgetItem::setToolTip(const QString &atoolTip) +{ setData(Qt::ToolTipRole, atoolTip); } +#endif + +#ifndef QT_NO_WHATSTHIS +inline void QListWidgetItem::setWhatsThis(const QString &awhatsThis) +{ setData(Qt::WhatsThisRole, awhatsThis); } +#endif + +inline void QListWidgetItem::setFont(const QFont &afont) +{ setData(Qt::FontRole, afont); } + +#ifndef QT_NO_DATASTREAM +Q_GUI_EXPORT QDataStream &operator<<(QDataStream &out, const QListWidgetItem &item); +Q_GUI_EXPORT QDataStream &operator>>(QDataStream &in, QListWidgetItem &item); +#endif + +class QListWidgetPrivate; + +class Q_GUI_EXPORT QListWidget : public QListView +{ + Q_OBJECT + Q_PROPERTY(int count READ count) + Q_PROPERTY(int currentRow READ currentRow WRITE setCurrentRow NOTIFY currentRowChanged USER true) + Q_PROPERTY(bool sortingEnabled READ isSortingEnabled WRITE setSortingEnabled) + + friend class QListWidgetItem; + friend class QListModel; +public: + explicit QListWidget(QWidget *parent = 0); + ~QListWidget(); + + 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); + inline void addItem(const QString &label) { insertItem(count(), label); } + inline void addItem(QListWidgetItem *item); + inline void addItems(const QStringList &labels) { insertItems(count(), labels); } + QListWidgetItem *takeItem(int row); + int count() const; + + QListWidgetItem *currentItem() const; + void setCurrentItem(QListWidgetItem *item); + void setCurrentItem(QListWidgetItem *item, QItemSelectionModel::SelectionFlags command); + + int currentRow() const; + void setCurrentRow(int row); + void setCurrentRow(int row, QItemSelectionModel::SelectionFlags command); + + 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); + inline void removeItemWidget(QListWidgetItem *item); + + 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(); + +Q_SIGNALS: + 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 ¤tText); + void currentRowChanged(int currentRow); + + void itemSelectionChanged(); + +protected: + bool event(QEvent *e); + virtual QStringList mimeTypes() const; + virtual QMimeData *mimeData(const QList<QListWidgetItem*> items) const; +#ifndef QT_NO_DRAGANDDROP + virtual bool dropMimeData(int index, const QMimeData *data, Qt::DropAction action); + virtual Qt::DropActions supportedDropActions() const; +#endif + QList<QListWidgetItem*> items(const QMimeData *data) const; + + QModelIndex indexFromItem(QListWidgetItem *item) const; + QListWidgetItem *itemFromIndex(const QModelIndex &index) const; + +private: + void setModel(QAbstractItemModel *model); + Qt::SortOrder sortOrder() const; + + Q_DECLARE_PRIVATE(QListWidget) + Q_DISABLE_COPY(QListWidget) + + 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 ¤t)) + Q_PRIVATE_SLOT(d_func(), void _q_sort()) + Q_PRIVATE_SLOT(d_func(), void _q_dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight)) +}; + +inline void QListWidget::removeItemWidget(QListWidgetItem *aItem) +{ setItemWidget(aItem, 0); } + +inline void QListWidget::addItem(QListWidgetItem *aitem) +{ insertItem(count(), aitem); } + +inline QListWidgetItem *QListWidget::itemAt(int ax, int ay) const +{ return itemAt(QPoint(ax, ay)); } + +inline void QListWidgetItem::setSelected(bool aselect) +{ if (view) view->setItemSelected(this, aselect); } + +inline bool QListWidgetItem::isSelected() const +{ return (view ? view->isItemSelected(this) : false); } + +inline void QListWidgetItem::setHidden(bool ahide) +{ if (view) view->setItemHidden(this, ahide); } + +inline bool QListWidgetItem::isHidden() const +{ return (view ? view->isItemHidden(this) : false); } + +#endif // QT_NO_LISTWIDGET + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QLISTWIDGET_H |