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tqtinterface/qtinterface/qt4/Qt/q3iconview.h

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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt3Support module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 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 the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef Q3ICONVIEW_H
#define Q3ICONVIEW_H
#include <Qt3Support/q3scrollview.h>
#include <QtCore/qstring.h>
#include <QtCore/qrect.h>
#include <QtCore/qpoint.h>
#include <QtCore/qsize.h>
#include <QtGui/qfont.h> // QString->QFont conversion
#include <Qt3Support/q3dragobject.h>
#include <QtGui/qbitmap.h>
#include <QtGui/qpicture.h>
#include <Qt3Support/q3valuelist.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Qt3SupportLight)
#ifndef QT_NO_ICONVIEW
class Q3IconView;
class QPainter;
class QMimeSource;
class QMouseEvent;
class QDragEnterEvent;
class QDragMoveEvent;
class QDragLeaveEvent;
class QKeyEvent;
class QFocusEvent;
class QShowEvent;
class Q3IconViewItem;
class Q3IconViewItemLineEdit;
class QStringList;
class Q3IconDragPrivate;
class QColorGroup;
#ifndef QT_NO_DRAGANDDROP
class Q_COMPAT_EXPORT Q3IconDragItem
{
public:
Q3IconDragItem();
virtual ~Q3IconDragItem();
virtual QByteArray data() const;
virtual void setData(const QByteArray &d);
bool operator== (const Q3IconDragItem&) const;
private:
QByteArray ba;
};
class Q_COMPAT_EXPORT Q3IconDrag : public Q3DragObject
{
Q_OBJECT
public:
Q3IconDrag(QWidget * dragSource, const char* name = 0);
virtual ~Q3IconDrag();
void append(const Q3IconDragItem &item, const QRect &pr, const QRect &tr);
virtual const char* format(int i) const;
static bool canDecode(QMimeSource* e);
virtual QByteArray encodedData(const char* mime) const;
private:
Q_DISABLE_COPY(Q3IconDrag)
Q3IconDragPrivate *d;
QChar endMark;
friend class Q3IconView;
friend class Q3IconViewPrivate;
};
#endif
class Q3IconViewToolTip;
class Q3IconViewItemPrivate;
class Q_COMPAT_EXPORT Q3IconViewItem
{
friend class Q3IconView;
friend class Q3IconViewToolTip;
friend class Q3IconViewItemLineEdit;
public:
Q3IconViewItem(Q3IconView *parent);
Q3IconViewItem(Q3IconView *parent, Q3IconViewItem *after);
Q3IconViewItem(Q3IconView *parent, const QString &text);
Q3IconViewItem(Q3IconView *parent, Q3IconViewItem *after, const QString &text);
Q3IconViewItem(Q3IconView *parent, const QString &text, const QPixmap &icon);
Q3IconViewItem(Q3IconView *parent, Q3IconViewItem *after, const QString &text, const QPixmap &icon);
#ifndef QT_NO_PICTURE
Q3IconViewItem(Q3IconView *parent, const QString &text, const QPicture &picture);
Q3IconViewItem(Q3IconView *parent, Q3IconViewItem *after, const QString &text, const QPicture &picture);
#endif
virtual ~Q3IconViewItem();
virtual void setRenameEnabled(bool allow);
virtual void setDragEnabled(bool allow);
virtual void setDropEnabled(bool allow);
virtual QString text() const;
virtual QPixmap *pixmap() const;
#ifndef QT_NO_PICTURE
virtual QPicture *picture() const;
#endif
virtual QString key() const;
bool renameEnabled() const;
bool dragEnabled() const;
bool dropEnabled() const;
Q3IconView *iconView() const;
Q3IconViewItem *prevItem() const;
Q3IconViewItem *nextItem() const;
int index() const;
virtual void setSelected(bool s, bool cb);
virtual void setSelected(bool s);
virtual void setSelectable(bool s);
bool isSelected() const;
bool isSelectable() const;
virtual void repaint();
virtual bool move(int x, int y);
virtual void moveBy(int dx, int dy);
virtual bool move(const QPoint &pnt);
virtual void moveBy(const QPoint &pnt);
QRect rect() const;
int x() const;
int y() const;
int width() const;
int height() const;
QSize size() const;
QPoint pos() const;
QRect textRect(bool relative = true) const;
QRect pixmapRect(bool relative = true) const;
bool contains(const QPoint& pnt) const;
bool intersects(const QRect& r) const;
virtual bool acceptDrop(const QMimeSource *mime) const;
#ifndef QT_NO_TEXTEDIT
void rename();
#endif
virtual int compare(Q3IconViewItem *i) const;
virtual void setText(const QString &text);
virtual void setPixmap(const QPixmap &icon);
#ifndef QT_NO_PICTURE
virtual void setPicture(const QPicture &icon);
#endif
virtual void setText(const QString &text, bool recalc, bool redraw = true);
virtual void setPixmap(const QPixmap &icon, bool recalc, bool redraw = true);
virtual void setKey(const QString &k);
virtual int rtti() const;
static int RTTI;
protected:
#ifndef QT_NO_TEXTEDIT
virtual void removeRenameBox();
#endif
virtual void calcRect(const QString &text_ = QString());
virtual void paintItem(QPainter *p, const QColorGroup &cg);
virtual void paintFocus(QPainter *p, const QColorGroup &cg);
#ifndef QT_NO_DRAGANDDROP
virtual void dropped(QDropEvent *e, const Q3ValueList<Q3IconDragItem> &lst);
#endif
virtual void dragEntered();
virtual void dragLeft();
void setItemRect(const QRect &r);
void setTextRect(const QRect &r);
void setPixmapRect(const QRect &r);
void calcTmpText();
QString tempText() const;
private:
void init(Q3IconViewItem *after = 0
#ifndef QT_NO_PICTURE
, QPicture *pic = 0
#endif
);
#ifndef QT_NO_TEXTEDIT
void renameItem();
void cancelRenameItem();
#endif
void checkRect();
Q3IconView *view;
QString itemText, itemKey;
QString tmpText;
QPixmap *itemIcon;
#ifndef QT_NO_PICTURE
QPicture *itemPic;
#endif
Q3IconViewItem *prev, *next;
uint allow_rename : 1;
uint allow_drag : 1;
uint allow_drop : 1;
uint selected : 1;
uint selectable : 1;
uint dirty : 1;
uint wordWrapDirty : 1;
QRect itemRect, itemTextRect, itemIconRect;
#ifndef QT_NO_TEXTEDIT
Q3IconViewItemLineEdit *renameBox;
#endif
QRect oldRect;
Q3IconViewItemPrivate *d;
};
class Q3IconViewPrivate;
class Q_COMPAT_EXPORT Q3IconView : public Q3ScrollView
{
friend class Q3IconViewItem;
friend class Q3IconViewPrivate;
friend class Q3IconViewToolTip;
Q_OBJECT
// #### sorting and sort direction do not work
Q_ENUMS(SelectionMode ItemTextPos Arrangement ResizeMode)
Q_PROPERTY(bool sorting READ sorting)
Q_PROPERTY(bool sortDirection READ sortDirection)
Q_PROPERTY(SelectionMode selectionMode READ selectionMode WRITE setSelectionMode)
Q_PROPERTY(int gridX READ gridX WRITE setGridX)
Q_PROPERTY(int gridY READ gridY WRITE setGridY)
Q_PROPERTY(int spacing READ spacing WRITE setSpacing)
Q_PROPERTY(ItemTextPos itemTextPos READ itemTextPos WRITE setItemTextPos)
Q_PROPERTY(QBrush itemTextBackground READ itemTextBackground WRITE setItemTextBackground)
Q_PROPERTY(Arrangement arrangement READ arrangement WRITE setArrangement)
Q_PROPERTY(ResizeMode resizeMode READ resizeMode WRITE setResizeMode)
Q_PROPERTY(int maxItemWidth READ maxItemWidth WRITE setMaxItemWidth)
Q_PROPERTY(int maxItemTextLength READ maxItemTextLength WRITE setMaxItemTextLength)
Q_PROPERTY(bool autoArrange READ autoArrange WRITE setAutoArrange)
Q_PROPERTY(bool itemsMovable READ itemsMovable WRITE setItemsMovable)
Q_PROPERTY(bool wordWrapIconText READ wordWrapIconText WRITE setWordWrapIconText)
Q_PROPERTY(bool showToolTips READ showToolTips WRITE setShowToolTips)
Q_PROPERTY(uint count READ count)
public:
enum SelectionMode {
Single = 0,
Multi,
Extended,
NoSelection
};
enum Arrangement {
LeftToRight = 0,
TopToBottom
};
enum ResizeMode {
Fixed = 0,
Adjust
};
enum ItemTextPos {
Bottom = 0,
Right
};
Q3IconView(QWidget* parent=0, const char* name=0, Qt::WindowFlags f = 0);
virtual ~Q3IconView();
virtual void insertItem(Q3IconViewItem *item, Q3IconViewItem *after = 0L);
virtual void takeItem(Q3IconViewItem *item);
int index(const Q3IconViewItem *item) const;
Q3IconViewItem *firstItem() const;
Q3IconViewItem *lastItem() const;
Q3IconViewItem *currentItem() const;
virtual void setCurrentItem(Q3IconViewItem *item);
virtual void setSelected(Q3IconViewItem *item, bool s, bool cb = false);
uint count() const;
public:
virtual void showEvent(QShowEvent *);
virtual void setSelectionMode(SelectionMode m);
SelectionMode selectionMode() const;
Q3IconViewItem *findItem(const QPoint &pos) const;
enum StringComparisonMode {
CaseSensitive = 0x00001, // 0 0001
BeginsWith = 0x00002, // 0 0010
EndsWith = 0x00004, // 0 0100
Contains = 0x00008, // 0 1000
ExactMatch = 0x00010 // 1 0000
};
typedef uint ComparisonFlags;
Q3IconViewItem *findItem(const QString &text, ComparisonFlags = BeginsWith | Qt::CaseSensitive) const;
virtual void selectAll(bool select);
virtual void clearSelection();
virtual void invertSelection();
virtual void repaintItem(Q3IconViewItem *item);
void repaintSelectedItems();
void ensureItemVisible(Q3IconViewItem *item);
Q3IconViewItem* findFirstVisibleItem(const QRect &r) const;
Q3IconViewItem* findLastVisibleItem(const QRect &r) const;
virtual void clear();
virtual void setGridX(int rx);
virtual void setGridY(int ry);
int gridX() const;
int gridY() const;
virtual void setSpacing(int sp);
int spacing() const;
virtual void setItemTextPos(ItemTextPos pos);
ItemTextPos itemTextPos() const;
virtual void setItemTextBackground(const QBrush &b);
QBrush itemTextBackground() const;
virtual void setArrangement(Arrangement am);
Arrangement arrangement() const;
virtual void setResizeMode(ResizeMode am);
ResizeMode resizeMode() const;
virtual void setMaxItemWidth(int w);
int maxItemWidth() const;
virtual void setMaxItemTextLength(int w);
int maxItemTextLength() const;
virtual void setAutoArrange(bool b);
bool autoArrange() const;
virtual void setShowToolTips(bool b);
bool showToolTips() const;
void setSorting(bool sort, bool ascending = true);
bool sorting() const;
bool sortDirection() const;
virtual void setItemsMovable(bool b);
bool itemsMovable() const;
virtual void setWordWrapIconText(bool b);
bool wordWrapIconText() const;
bool eventFilter(QObject * o, QEvent *);
QSize minimumSizeHint() const;
QSize sizeHint() const;
virtual void sort(bool ascending = true);
bool isRenaming() const;
QVariant inputMethodQuery(Qt::InputMethodQuery query) const;
public Q_SLOTS:
virtual void arrangeItemsInGrid(const QSize &grid, bool update = true);
virtual void arrangeItemsInGrid(bool update = true);
virtual void setContentsPos(int x, int y);
virtual void updateContents();
Q_SIGNALS:
void selectionChanged();
void selectionChanged(Q3IconViewItem *item);
void currentChanged(Q3IconViewItem *item);
void clicked(Q3IconViewItem *);
void clicked(Q3IconViewItem *, const QPoint &);
void pressed(Q3IconViewItem *);
void pressed(Q3IconViewItem *, const QPoint &);
void doubleClicked(Q3IconViewItem *item);
void returnPressed(Q3IconViewItem *item);
void rightButtonClicked(Q3IconViewItem* item, const QPoint& pos);
void rightButtonPressed(Q3IconViewItem* item, const QPoint& pos);
void mouseButtonPressed(int button, Q3IconViewItem* item, const QPoint& pos);
void mouseButtonClicked(int button, Q3IconViewItem* item, const QPoint& pos);
void contextMenuRequested(Q3IconViewItem* item, const QPoint &pos);
#ifndef QT_NO_DRAGANDDROP
void dropped(QDropEvent *e, const Q3ValueList<Q3IconDragItem> &lst);
#endif
void moved();
void onItem(Q3IconViewItem *item);
void onViewport();
void itemRenamed(Q3IconViewItem *item, const QString &);
void itemRenamed(Q3IconViewItem *item);
protected Q_SLOTS:
virtual void doAutoScroll();
virtual void adjustItems();
virtual void slotUpdate();
private Q_SLOTS:
void movedContents(int dx, int dy);
protected:
void drawContents(QPainter *p, int cx, int cy, int cw, int ch);
void contentsMousePressEvent(QMouseEvent *e);
void contentsMouseReleaseEvent(QMouseEvent *e);
void contentsMouseMoveEvent(QMouseEvent *e);
void contentsMouseDoubleClickEvent(QMouseEvent *e);
void contentsContextMenuEvent(QContextMenuEvent *e);
#ifndef QT_NO_DRAGANDDROP
void contentsDragEnterEvent(QDragEnterEvent *e);
void contentsDragMoveEvent(QDragMoveEvent *e);
void contentsDragLeaveEvent(QDragLeaveEvent *e);
void contentsDropEvent(QDropEvent *e);
#endif
void resizeEvent(QResizeEvent* e);
void keyPressEvent(QKeyEvent *e);
void focusInEvent(QFocusEvent *e);
void focusOutEvent(QFocusEvent *e);
void enterEvent(QEvent *e);
virtual void drawRubber(QPainter *p);
#ifndef QT_NO_DRAGANDDROP
virtual Q3DragObject *dragObject();
virtual void startDrag();
#endif
virtual void insertInGrid(Q3IconViewItem *item);
virtual void drawBackground(QPainter *p, const QRect &r);
void emitSelectionChanged(Q3IconViewItem * i = 0);
void emitRenamed(Q3IconViewItem *item);
Q3IconViewItem *makeRowLayout(Q3IconViewItem *begin, int &y, bool &changed);
void changeEvent(QEvent *);
private:
Q_DISABLE_COPY(Q3IconView)
void contentsMousePressEventEx(QMouseEvent *e);
virtual void drawDragShapes(const QPoint &pnt);
#ifndef QT_NO_DRAGANDDROP
virtual void initDragEnter(QDropEvent *e);
#endif
Q3IconViewItem* findItemByName(Q3IconViewItem *start);
void handleItemChange(Q3IconViewItem *old, bool shift,
bool control, bool homeend = false);
int calcGridNum(int w, int x) const;
Q3IconViewItem *rowBegin(Q3IconViewItem *item) const;
void updateItemContainer(Q3IconViewItem *item);
void appendItemContainer();
void rebuildContainers();
enum Direction {
DirUp = 0,
DirDown,
DirLeft,
DirRight
};
Q3IconViewItem* findItem(Direction dir,
const QPoint &relativeTo,
const QRect &searchRect) const;
bool neighbourItem(Direction dir,
const QPoint &relativeTo,
const Q3IconViewItem *item) const;
QBitmap mask(QPixmap *pix) const;
Q3IconViewPrivate *d;
};
#endif // QT_NO_ICONVIEW
QT_END_NAMESPACE
QT_END_HEADER
#endif // QICONVIEW_H
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