src/qt3support/itemviews/q3listview.h
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the Qt3Support module of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #ifndef Q3LISTVIEW_H
       
    43 #define Q3LISTVIEW_H
       
    44 
       
    45 #include <Qt3Support/q3scrollview.h>
       
    46 
       
    47 QT_BEGIN_HEADER
       
    48 
       
    49 QT_BEGIN_NAMESPACE
       
    50 
       
    51 QT_MODULE(Qt3SupportLight)
       
    52 
       
    53 #ifndef QT_NO_LISTVIEW
       
    54 
       
    55 class QPixmap;
       
    56 class QFont;
       
    57 class Q3Header;
       
    58 class QIcon;
       
    59 
       
    60 class Q3ListView;
       
    61 struct Q3ListViewPrivate;
       
    62 struct Q3CheckListItemPrivate;
       
    63 class Q3ListViewItemIterator;
       
    64 struct Q3ListViewItemIteratorPrivate;
       
    65 class Q3DragObject;
       
    66 class QMimeSource;
       
    67 class QLineEdit;
       
    68 class Q3ListViewToolTip;
       
    69 
       
    70 class Q_COMPAT_EXPORT Q3ListViewItem
       
    71 {
       
    72     friend class Q3ListViewItemIterator;
       
    73     friend class Q3ListViewToolTip;
       
    74 
       
    75 public:
       
    76     Q3ListViewItem(Q3ListView * parent);
       
    77     Q3ListViewItem(Q3ListViewItem * parent);
       
    78     Q3ListViewItem(Q3ListView * parent, Q3ListViewItem * after);
       
    79     Q3ListViewItem(Q3ListViewItem * parent, Q3ListViewItem * after);
       
    80 
       
    81     Q3ListViewItem(Q3ListView * parent,
       
    82                    const QString&,             const QString& = QString(),
       
    83                    const QString& = QString(), const QString& = QString(),
       
    84                    const QString& = QString(), const QString& = QString(),
       
    85                    const QString& = QString(), const QString& = QString());
       
    86     Q3ListViewItem(Q3ListViewItem * parent,
       
    87                    const QString&,             const QString& = QString(),
       
    88                    const QString& = QString(), const QString& = QString(),
       
    89                    const QString& = QString(), const QString& = QString(),
       
    90                    const QString& = QString(), const QString& = QString());
       
    91 
       
    92     Q3ListViewItem(Q3ListView * parent, Q3ListViewItem * after,
       
    93                    const QString&,             const QString& = QString(),
       
    94                    const QString& = QString(), const QString& = QString(),
       
    95                    const QString& = QString(), const QString& = QString(),
       
    96                    const QString& = QString(), const QString& = QString());
       
    97     Q3ListViewItem(Q3ListViewItem * parent, Q3ListViewItem * after,
       
    98                    const QString&,             const QString& = QString(),
       
    99                    const QString& = QString(), const QString& = QString(),
       
   100                    const QString& = QString(), const QString& = QString(),
       
   101                    const QString& = QString(), const QString& = QString());
       
   102     virtual ~Q3ListViewItem();
       
   103 
       
   104     virtual void insertItem(Q3ListViewItem *);
       
   105     virtual void takeItem(Q3ListViewItem *);
       
   106     virtual void removeItem(Q3ListViewItem *item) { takeItem(item); }
       
   107 
       
   108     int height() const;
       
   109     virtual void invalidateHeight();
       
   110     int totalHeight() const;
       
   111     virtual int width(const QFontMetrics&,
       
   112                        const Q3ListView*, int column) const;
       
   113     void widthChanged(int column=-1) const;
       
   114     int depth() const;
       
   115 
       
   116     virtual void setText(int, const QString &);
       
   117     virtual QString text(int) const;
       
   118 
       
   119     virtual void setPixmap(int, const QPixmap &);
       
   120     virtual const QPixmap * pixmap(int) const;
       
   121 
       
   122     virtual QString key(int, bool) const;
       
   123     virtual int compare(Q3ListViewItem *i, int col, bool) const;
       
   124     virtual void sortChildItems(int, bool);
       
   125 
       
   126     int childCount() const { return nChildren; }
       
   127 
       
   128     bool isOpen() const { return open; }
       
   129     virtual void setOpen(bool);
       
   130     virtual void setup();
       
   131 
       
   132     virtual void setSelected(bool);
       
   133     bool isSelected() const { return selected; }
       
   134 
       
   135     virtual void paintCell(QPainter *, const QColorGroup & cg,
       
   136                             int column, int width, int alignment);
       
   137     virtual void paintBranches(QPainter * p, const QColorGroup & cg, int w, int y, int h);
       
   138     virtual void paintFocus(QPainter *, const QColorGroup & cg, const QRect & r);
       
   139 
       
   140     Q3ListViewItem * firstChild() const;
       
   141     Q3ListViewItem * nextSibling() const { return siblingItem; }
       
   142     Q3ListViewItem * parent() const;
       
   143 
       
   144     Q3ListViewItem * itemAbove() const;
       
   145     Q3ListViewItem * itemBelow() const;
       
   146 
       
   147     int itemPos() const;
       
   148 
       
   149     Q3ListView *listView() const;
       
   150 
       
   151     virtual void setSelectable(bool enable);
       
   152     bool isSelectable() const { return selectable && enabled; }
       
   153 
       
   154     virtual void setExpandable(bool);
       
   155     bool isExpandable() const { return expandable; }
       
   156 
       
   157     void repaint() const;
       
   158 
       
   159     virtual void sort();
       
   160     void moveItem(Q3ListViewItem *after);
       
   161 
       
   162     virtual void setDragEnabled(bool allow);
       
   163     virtual void setDropEnabled(bool allow);
       
   164     bool dragEnabled() const;
       
   165     bool dropEnabled() const;
       
   166     virtual bool acceptDrop(const QMimeSource *mime) const;
       
   167 
       
   168     void setVisible(bool b);
       
   169     bool isVisible() const;
       
   170 
       
   171     virtual void setRenameEnabled(int col, bool b);
       
   172     bool renameEnabled(int col) const;
       
   173     virtual void startRename(int col);
       
   174 
       
   175     virtual void setEnabled(bool b);
       
   176     bool isEnabled() const;
       
   177 
       
   178     virtual int rtti() const;
       
   179     enum { RTTI = 0 };
       
   180 
       
   181     virtual void setMultiLinesEnabled(bool b);
       
   182     bool multiLinesEnabled() const;
       
   183 
       
   184 protected:
       
   185     virtual void enforceSortOrder() const;
       
   186     virtual void setHeight(int);
       
   187     virtual void activate();
       
   188 
       
   189     bool activatedPos(QPoint &);
       
   190 #ifndef QT_NO_DRAGANDDROP
       
   191     virtual void dropped(QDropEvent *e);
       
   192 #endif
       
   193     virtual void dragEntered();
       
   194     virtual void dragLeft();
       
   195     virtual void okRename(int col);
       
   196     virtual void cancelRename(int col);
       
   197 
       
   198     void ignoreDoubleClick();
       
   199 
       
   200 private:
       
   201     void init();
       
   202     void moveToJustAfter(Q3ListViewItem *);
       
   203     void enforceSortOrderBackToRoot();
       
   204     void removeRenameBox();
       
   205 
       
   206     int ownHeight;
       
   207     int maybeTotalHeight;
       
   208     int nChildren;
       
   209 
       
   210     uint lsc: 14;
       
   211     uint lso: 1;
       
   212     uint open : 1;
       
   213     uint selected : 1;
       
   214     uint selectable: 1;
       
   215     uint configured: 1;
       
   216     uint expandable: 1;
       
   217     uint is_root: 1;
       
   218     uint allow_drag : 1;
       
   219     uint allow_drop : 1;
       
   220     uint visible : 1;
       
   221     uint enabled : 1;
       
   222     uint mlenabled : 1;
       
   223 
       
   224     Q3ListViewItem * parentItem;
       
   225     Q3ListViewItem * siblingItem;
       
   226     Q3ListViewItem * childItem;
       
   227     QLineEdit *renameBox;
       
   228     int renameCol;
       
   229 
       
   230     void * columns;
       
   231 
       
   232     friend class Q3ListView;
       
   233 };
       
   234 
       
   235 class Q3CheckListItem;
       
   236 
       
   237 class Q_COMPAT_EXPORT Q3ListView : public Q3ScrollView
       
   238 {
       
   239     friend class Q3ListViewItemIterator;
       
   240     friend class Q3ListViewItem;
       
   241     friend class Q3CheckListItem;
       
   242     friend class Q3ListViewToolTip;
       
   243 
       
   244     Q_OBJECT
       
   245     Q_ENUMS(SelectionMode ResizeMode RenameAction)
       
   246     Q_PROPERTY(int columns READ columns)
       
   247     Q_PROPERTY(bool multiSelection READ isMultiSelection WRITE setMultiSelection DESIGNABLE false)
       
   248     Q_PROPERTY(SelectionMode selectionMode READ selectionMode WRITE setSelectionMode)
       
   249     Q_PROPERTY(int childCount READ childCount)
       
   250     Q_PROPERTY(bool allColumnsShowFocus READ allColumnsShowFocus WRITE setAllColumnsShowFocus)
       
   251     Q_PROPERTY(bool showSortIndicator READ showSortIndicator WRITE setShowSortIndicator)
       
   252     Q_PROPERTY(int itemMargin READ itemMargin WRITE setItemMargin)
       
   253     Q_PROPERTY(bool rootIsDecorated READ rootIsDecorated WRITE setRootIsDecorated)
       
   254     Q_PROPERTY(bool showToolTips READ showToolTips WRITE setShowToolTips)
       
   255     Q_PROPERTY(ResizeMode resizeMode READ resizeMode WRITE setResizeMode)
       
   256     Q_PROPERTY(int treeStepSize READ treeStepSize WRITE setTreeStepSize)
       
   257     Q_PROPERTY(RenameAction defaultRenameAction READ defaultRenameAction WRITE setDefaultRenameAction)
       
   258 
       
   259 public:
       
   260     Q3ListView(QWidget* parent=0, const char* name=0, Qt::WindowFlags f = 0);
       
   261     ~Q3ListView();
       
   262 
       
   263     int treeStepSize() const;
       
   264     virtual void setTreeStepSize(int);
       
   265 
       
   266     virtual void insertItem(Q3ListViewItem *);
       
   267     virtual void takeItem(Q3ListViewItem *);
       
   268     virtual void removeItem(Q3ListViewItem *item) { takeItem(item); }
       
   269 
       
   270     Q3Header * header() const;
       
   271 
       
   272     virtual int addColumn(const QString &label, int size = -1);
       
   273     virtual int addColumn(const QIcon& icon, const QString &label, int size = -1);
       
   274     virtual void removeColumn(int index);
       
   275     virtual void setColumnText(int column, const QString &label);
       
   276     virtual void setColumnText(int column, const QIcon& icon, const QString &label);
       
   277     QString columnText(int column) const;
       
   278     virtual void setColumnWidth(int column, int width);
       
   279     int columnWidth(int column) const;
       
   280     enum WidthMode { Manual, Maximum };
       
   281     virtual void setColumnWidthMode(int column, WidthMode);
       
   282     WidthMode columnWidthMode(int column) const;
       
   283     int columns() const;
       
   284 
       
   285     virtual void setColumnAlignment(int, int);
       
   286     int columnAlignment(int) const;
       
   287 
       
   288     void show();
       
   289 
       
   290     QVariant inputMethodQuery(Qt::InputMethodQuery query) const;
       
   291     Q3ListViewItem * itemAt(const QPoint & screenPos) const;
       
   292     QRect itemRect(const Q3ListViewItem *) const;
       
   293     int itemPos(const Q3ListViewItem *);
       
   294 
       
   295     void ensureItemVisible(const Q3ListViewItem *);
       
   296 
       
   297     void repaintItem(const Q3ListViewItem *) const;
       
   298 
       
   299     virtual void setMultiSelection(bool enable);
       
   300     bool isMultiSelection() const;
       
   301 
       
   302     enum SelectionMode { Single, Multi, Extended, NoSelection  };
       
   303     void setSelectionMode(SelectionMode mode);
       
   304     SelectionMode selectionMode() const;
       
   305 
       
   306     virtual void clearSelection();
       
   307     virtual void setSelected(Q3ListViewItem *, bool);
       
   308     void setSelectionAnchor(Q3ListViewItem *);
       
   309     bool isSelected(const Q3ListViewItem *) const;
       
   310     Q3ListViewItem * selectedItem() const;
       
   311     virtual void setOpen(Q3ListViewItem *, bool);
       
   312     bool isOpen(const Q3ListViewItem *) const;
       
   313 
       
   314     virtual void setCurrentItem(Q3ListViewItem *);
       
   315     Q3ListViewItem * currentItem() const;
       
   316 
       
   317     Q3ListViewItem * firstChild() const;
       
   318     Q3ListViewItem * lastItem() const;
       
   319 
       
   320     int childCount() const;
       
   321 
       
   322     virtual void setAllColumnsShowFocus(bool);
       
   323     bool allColumnsShowFocus() const;
       
   324 
       
   325     virtual void setItemMargin(int);
       
   326     int itemMargin() const;
       
   327 
       
   328     virtual void setRootIsDecorated(bool);
       
   329     bool rootIsDecorated() const;
       
   330 
       
   331     virtual void setSorting(int column, bool ascending = true);
       
   332     int sortColumn() const;
       
   333     void setSortColumn(int column);
       
   334     Qt::SortOrder sortOrder() const;
       
   335     void setSortOrder(Qt::SortOrder order);
       
   336     virtual void sort();
       
   337 
       
   338     bool eventFilter(QObject * o, QEvent *);
       
   339 
       
   340     QSize sizeHint() const;
       
   341     QSize minimumSizeHint() const;
       
   342 
       
   343     virtual void setShowSortIndicator(bool show);
       
   344     bool showSortIndicator() const;
       
   345     virtual void setShowToolTips(bool b);
       
   346     bool showToolTips() const;
       
   347 
       
   348     enum ResizeMode { NoColumn, AllColumns, LastColumn };
       
   349     virtual void setResizeMode(ResizeMode m);
       
   350     ResizeMode resizeMode() const;
       
   351 
       
   352     enum StringComparisonMode {
       
   353         CaseSensitive   = 0x00001, // 0 0001
       
   354         BeginsWith      = 0x00002, // 0 0010
       
   355         EndsWith        = 0x00004, // 0 0100
       
   356         Contains        = 0x00008, // 0 1000
       
   357         ExactMatch      = 0x00010  // 1 0000
       
   358     };
       
   359     typedef uint ComparisonFlags;
       
   360     Q3ListViewItem * findItem(const QString& text, int column,
       
   361                               ComparisonFlags = ExactMatch | Qt::CaseSensitive ) const;
       
   362 
       
   363     enum RenameAction { Accept, Reject };
       
   364     virtual void setDefaultRenameAction(RenameAction a);
       
   365     RenameAction defaultRenameAction() const;
       
   366     bool isRenaming() const;
       
   367 
       
   368     void hideColumn(int column);
       
   369 
       
   370 public Q_SLOTS:
       
   371     virtual void clear();
       
   372     virtual void invertSelection();
       
   373     virtual void selectAll(bool select);
       
   374     void triggerUpdate();
       
   375     void setContentsPos(int x, int y);
       
   376     void adjustColumn(int col);
       
   377 
       
   378 Q_SIGNALS:
       
   379     void selectionChanged();
       
   380     void selectionChanged(Q3ListViewItem *);
       
   381     void currentChanged(Q3ListViewItem *);
       
   382     void clicked(Q3ListViewItem *);
       
   383     void clicked(Q3ListViewItem *, const QPoint &, int);
       
   384     void pressed(Q3ListViewItem *);
       
   385     void pressed(Q3ListViewItem *, const QPoint &, int);
       
   386 
       
   387     void doubleClicked(Q3ListViewItem *);
       
   388     void doubleClicked(Q3ListViewItem *, const QPoint&, int);
       
   389     void returnPressed(Q3ListViewItem *);
       
   390     void spacePressed(Q3ListViewItem *);
       
   391     void rightButtonClicked(Q3ListViewItem *, const QPoint&, int);
       
   392     void rightButtonPressed(Q3ListViewItem *, const QPoint&, int);
       
   393     void mouseButtonPressed(int, Q3ListViewItem *, const QPoint& , int);
       
   394     void mouseButtonClicked(int, Q3ListViewItem *, const QPoint&, int);
       
   395 
       
   396     void contextMenuRequested(Q3ListViewItem *, const QPoint &, int);
       
   397 
       
   398     void onItem(Q3ListViewItem *item);
       
   399     void onViewport();
       
   400 
       
   401     void expanded(Q3ListViewItem *item);
       
   402     void collapsed(Q3ListViewItem *item);
       
   403 #ifndef QT_NO_DRAGANDDROP
       
   404     void dropped(QDropEvent *e);
       
   405 #endif
       
   406     void itemRenamed(Q3ListViewItem *item, int col, const QString &);
       
   407     void itemRenamed(Q3ListViewItem *item, int col );
       
   408 
       
   409 protected:
       
   410     void contentsMousePressEvent(QMouseEvent * e);
       
   411     void contentsMouseReleaseEvent(QMouseEvent * e);
       
   412     void contentsMouseMoveEvent(QMouseEvent * e);
       
   413     void contentsMouseDoubleClickEvent(QMouseEvent * e);
       
   414     void contentsContextMenuEvent(QContextMenuEvent * e);
       
   415 #ifndef QT_NO_DRAGANDDROP
       
   416     void contentsDragEnterEvent(QDragEnterEvent *e);
       
   417     void contentsDragMoveEvent(QDragMoveEvent *e);
       
   418     void contentsDragLeaveEvent(QDragLeaveEvent *e);
       
   419     void contentsDropEvent(QDropEvent *e);
       
   420     virtual Q3DragObject *dragObject();
       
   421     virtual void startDrag();
       
   422 #endif
       
   423 
       
   424     void focusInEvent(QFocusEvent * e);
       
   425     void focusOutEvent(QFocusEvent * e);
       
   426 
       
   427     void keyPressEvent(QKeyEvent *e);
       
   428 
       
   429     void resizeEvent(QResizeEvent *e);
       
   430     void viewportResizeEvent(QResizeEvent *e);
       
   431 
       
   432     void showEvent(QShowEvent *);
       
   433 
       
   434     void drawContentsOffset(QPainter *, int ox, int oy,
       
   435                              int cx, int cy, int cw, int ch);
       
   436 
       
   437     virtual void paintEmptyArea(QPainter *, const QRect &);
       
   438     void changeEvent(QEvent *);
       
   439 
       
   440 protected Q_SLOTS:
       
   441     void updateContents();
       
   442     void doAutoScroll();
       
   443 
       
   444 private Q_SLOTS:
       
   445     void changeSortColumn(int);
       
   446     void handleIndexChange();
       
   447     void updateDirtyItems();
       
   448     void makeVisible();
       
   449     void handleSizeChange(int, int, int);
       
   450     void startRename();
       
   451     void openFocusItem();
       
   452 
       
   453 private:
       
   454     Q_DISABLE_COPY(Q3ListView)
       
   455 
       
   456     void contentsMousePressEventEx(QMouseEvent * e);
       
   457     void contentsMouseReleaseEventEx(QMouseEvent * e);
       
   458     void init();
       
   459     void updateGeometries();
       
   460     void buildDrawableList() const;
       
   461     void reconfigureItems();
       
   462     void widthChanged(const Q3ListViewItem*, int c);
       
   463     void handleItemChange(Q3ListViewItem *old, bool shift, bool control);
       
   464     void selectRange(Q3ListViewItem *from, Q3ListViewItem *to, bool invert, bool includeFirst, bool clearSel = false);
       
   465     bool selectRange(Q3ListViewItem *newItem, Q3ListViewItem *oldItem, Q3ListViewItem *anchorItem);
       
   466     bool clearRange(Q3ListViewItem *from, Q3ListViewItem *to, bool includeFirst = true);
       
   467     void doAutoScroll(const QPoint &cursorPos);
       
   468 
       
   469     Q3ListViewPrivate *d;
       
   470 };
       
   471 
       
   472 
       
   473 class Q_COMPAT_EXPORT Q3CheckListItem : public Q3ListViewItem
       
   474 {
       
   475 public:
       
   476     enum Type { RadioButton,
       
   477                 CheckBox,
       
   478                 Controller,
       
   479                 RadioButtonController=Controller,
       
   480                 CheckBoxController };
       
   481 
       
   482     enum ToggleState { Off, NoChange, On };
       
   483 
       
   484     Q3CheckListItem(Q3CheckListItem *parent, const QString &text,
       
   485                     Type = RadioButtonController);
       
   486     Q3CheckListItem(Q3CheckListItem *parent, Q3ListViewItem *after,
       
   487                     const QString &text, Type = RadioButtonController);
       
   488     Q3CheckListItem(Q3ListViewItem *parent, const QString &text,
       
   489                     Type = RadioButtonController);
       
   490     Q3CheckListItem(Q3ListViewItem *parent, Q3ListViewItem *after,
       
   491                     const QString &text, Type = RadioButtonController);
       
   492     Q3CheckListItem(Q3ListView *parent, const QString &text,
       
   493                     Type = RadioButtonController);
       
   494     Q3CheckListItem(Q3ListView *parent, Q3ListViewItem *after,
       
   495                     const QString &text, Type = RadioButtonController);
       
   496     Q3CheckListItem(Q3ListViewItem *parent, const QString &text,
       
   497                     const QPixmap &);
       
   498     Q3CheckListItem(Q3ListView *parent, const QString &text,
       
   499                     const QPixmap &);
       
   500     ~Q3CheckListItem();
       
   501 
       
   502     void paintCell(QPainter *, const QColorGroup & cg,
       
   503                     int column, int width, int alignment);
       
   504     virtual void paintFocus(QPainter *, const QColorGroup &cg,
       
   505                              const QRect & r);
       
   506     int width(const QFontMetrics&, const Q3ListView*, int column) const;
       
   507     void setup();
       
   508 
       
   509     virtual void setOn(bool);
       
   510     bool isOn() const { return on; }
       
   511     Type type() const { return myType; }
       
   512     QString text() const { return Q3ListViewItem::text(0); }
       
   513     QString text(int n) const { return Q3ListViewItem::text(n); }
       
   514 
       
   515     void setTristate(bool);
       
   516     bool isTristate() const;
       
   517     ToggleState state() const;
       
   518     void setState(ToggleState s);
       
   519 
       
   520     int rtti() const;
       
   521     enum { RTTI = 1 };
       
   522 
       
   523 protected:
       
   524     void activate();
       
   525     void turnOffChild();
       
   526     virtual void stateChange(bool);
       
   527 
       
   528 private:
       
   529     void init();
       
   530     ToggleState internalState() const;
       
   531     void setStoredState(ToggleState newState, Q3CheckListItem *key);
       
   532     ToggleState storedState(Q3CheckListItem *key) const;
       
   533     void stateChange(ToggleState s);
       
   534     void restoreState(Q3CheckListItem *key, int depth = 0);
       
   535     void updateController(bool update = true , bool store = false);
       
   536     void updateStoredState(Q3CheckListItem *key);
       
   537     void setState(ToggleState s, bool update, bool store);
       
   538     void setCurrentState(ToggleState s);
       
   539 
       
   540     Type myType;
       
   541     bool on;
       
   542     Q3CheckListItemPrivate *d;
       
   543 };
       
   544 
       
   545 class Q_COMPAT_EXPORT Q3ListViewItemIterator
       
   546 {
       
   547     friend struct Q3ListViewPrivate;
       
   548     friend class Q3ListView;
       
   549     friend class Q3ListViewItem;
       
   550 
       
   551 public:
       
   552     enum IteratorFlag {
       
   553         Visible =                 0x00000001,
       
   554         Invisible =                 0x00000002,
       
   555         Selected =                0x00000004,
       
   556         Unselected =                 0x00000008,
       
   557         Selectable =                0x00000010,
       
   558         NotSelectable =                0x00000020,
       
   559         DragEnabled =                0x00000040,
       
   560         DragDisabled =                0x00000080,
       
   561         DropEnabled =                0x00000100,
       
   562         DropDisabled =                0x00000200,
       
   563         Expandable =                0x00000400,
       
   564         NotExpandable =                0x00000800,
       
   565         Checked =                0x00001000,
       
   566         NotChecked =                0x00002000
       
   567     };
       
   568 
       
   569     Q3ListViewItemIterator();
       
   570     Q3ListViewItemIterator(Q3ListViewItem *item);
       
   571     Q3ListViewItemIterator(Q3ListViewItem *item, int iteratorFlags);
       
   572 
       
   573     Q3ListViewItemIterator(const Q3ListViewItemIterator &it);
       
   574     Q3ListViewItemIterator(Q3ListView *lv);
       
   575     Q3ListViewItemIterator(Q3ListView *lv, int iteratorFlags);
       
   576 
       
   577     Q3ListViewItemIterator &operator=(const Q3ListViewItemIterator &it);
       
   578 
       
   579     ~Q3ListViewItemIterator();
       
   580 
       
   581     Q3ListViewItemIterator &operator++();
       
   582     const Q3ListViewItemIterator operator++(int);
       
   583     Q3ListViewItemIterator &operator+=(int j);
       
   584 
       
   585     Q3ListViewItemIterator &operator--();
       
   586     const Q3ListViewItemIterator operator--(int);
       
   587     Q3ListViewItemIterator &operator-=(int j);
       
   588 
       
   589     Q3ListViewItem* operator*();
       
   590     Q3ListViewItem *current() const;
       
   591 
       
   592 private:
       
   593     Q3ListViewItem *curr;
       
   594     Q3ListView *listView;
       
   595     int flags;
       
   596 
       
   597     void currentRemoved();
       
   598     bool matchesFlags(const Q3ListViewItem*) const;
       
   599     bool testPair(Q3ListViewItemIterator::IteratorFlag, Q3ListViewItemIterator::IteratorFlag, bool) const;
       
   600     bool isChecked(const Q3ListViewItem*) const;
       
   601 };
       
   602 
       
   603 #endif // QT_NO_LISTVIEW
       
   604 
       
   605 QT_END_NAMESPACE
       
   606 
       
   607 QT_END_HEADER
       
   608 
       
   609 #endif // Q3LISTVIEW_H