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tqtinterface/qtinterface/qt4/Qt/q3listbox.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 Q3LISTBOX_H
#define Q3LISTBOX_H
#include <Qt3Support/q3scrollview.h>
#include <QtGui/qpixmap.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Qt3SupportLight)
#ifndef QT_NO_LISTBOX
class Q3ListBoxPrivate;
class Q3ListBoxItem;
class QString;
class QStringList;
class Q_COMPAT_EXPORT Q3ListBox : public Q3ScrollView
{
friend class Q3ListBoxItem;
friend class Q3ListBoxPrivate;
Q_OBJECT
Q_ENUMS(SelectionMode LayoutMode)
Q_PROPERTY(uint count READ count)
Q_PROPERTY(int numItemsVisible READ numItemsVisible)
Q_PROPERTY(int currentItem READ currentItem WRITE setCurrentItem USER true)
Q_PROPERTY(QString currentText READ currentText)
Q_PROPERTY(int topItem READ topItem WRITE setTopItem DESIGNABLE false)
Q_PROPERTY(SelectionMode selectionMode READ selectionMode WRITE setSelectionMode)
Q_PROPERTY(bool multiSelection READ isMultiSelection WRITE setMultiSelection DESIGNABLE false)
Q_PROPERTY(LayoutMode columnMode READ columnMode WRITE setColumnMode)
Q_PROPERTY(LayoutMode rowMode READ rowMode WRITE setRowMode)
Q_PROPERTY(int numColumns READ numColumns)
Q_PROPERTY(int numRows READ numRows)
Q_PROPERTY(bool variableWidth READ variableWidth WRITE setVariableWidth)
Q_PROPERTY(bool variableHeight READ variableHeight WRITE setVariableHeight)
public:
Q3ListBox(QWidget* parent=0, const char* name=0, Qt::WindowFlags f=0 );
~Q3ListBox();
uint count() const;
void insertStringList(const QStringList&, int index=-1);
// ### fix before Qt 4.0
#if 0
void insertStrList(const QStrList *, int index=-1);
void insertStrList(const QStrList &, int index=-1);
#endif
void insertStrList(const char **,
int numStrings=-1, int index=-1);
void insertItem(const Q3ListBoxItem *, int index=-1);
void insertItem(const Q3ListBoxItem *, const Q3ListBoxItem *after);
void insertItem(const QString &text, int index=-1);
void insertItem(const QPixmap &pixmap, int index=-1);
void insertItem(const QPixmap &pixmap, const QString &text, int index=-1);
void removeItem(int index);
QString text(int index) const;
const QPixmap *pixmap(int index) const;
void changeItem(const Q3ListBoxItem *, int index);
void changeItem(const QString &text, int index);
void changeItem(const QPixmap &pixmap, int index);
void changeItem(const QPixmap &pixmap, const QString &text, int index);
void takeItem(const Q3ListBoxItem *);
int numItemsVisible() const;
int currentItem() const;
QString currentText() const { return text(currentItem()); }
virtual void setCurrentItem(int index);
virtual void setCurrentItem(Q3ListBoxItem *);
void centerCurrentItem() { ensureCurrentVisible(); }
int topItem() const;
virtual void setTopItem(int index);
virtual void setBottomItem(int index);
long maxItemWidth() const;
enum SelectionMode { Single, Multi, Extended, NoSelection };
virtual void setSelectionMode(SelectionMode);
SelectionMode selectionMode() const;
void setMultiSelection(bool multi);
bool isMultiSelection() const;
QVariant inputMethodQuery(Qt::InputMethodQuery query) const;
virtual void setSelected(Q3ListBoxItem *, bool);
void setSelected(int, bool);
bool isSelected(int) const;
bool isSelected(const Q3ListBoxItem *) const;
Q3ListBoxItem* selectedItem() const;
QSize sizeHint() const;
QSize minimumSizeHint() const;
Q3ListBoxItem *item(int index) const;
int index(const Q3ListBoxItem *) 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;
Q3ListBoxItem *findItem(const QString &text, ComparisonFlags compare = BeginsWith) const;
void triggerUpdate(bool doLayout);
bool itemVisible(int index);
bool itemVisible(const Q3ListBoxItem *);
enum LayoutMode { FixedNumber,
FitToWidth, FitToHeight = FitToWidth,
Variable };
virtual void setColumnMode(LayoutMode);
virtual void setColumnMode(int);
virtual void setRowMode(LayoutMode);
virtual void setRowMode(int);
LayoutMode columnMode() const;
LayoutMode rowMode() const;
int numColumns() const;
int numRows() const;
bool variableWidth() const;
virtual void setVariableWidth(bool);
bool variableHeight() const;
virtual void setVariableHeight(bool);
void viewportPaintEvent(QPaintEvent *);
bool dragSelect() const { return true; }
void setDragSelect(bool) {}
bool autoScroll() const { return true; }
void setAutoScroll(bool) {}
bool autoScrollBar() const { return vScrollBarMode() == Auto; }
void setAutoScrollBar(bool enable) { setVScrollBarMode(enable ? Auto : AlwaysOff); }
bool scrollBar() const { return vScrollBarMode() != AlwaysOff; }
void setScrollBar(bool enable) { setVScrollBarMode(enable ? AlwaysOn : AlwaysOff); }
bool autoBottomScrollBar() const { return hScrollBarMode() == Auto; }
void setAutoBottomScrollBar(bool enable) { setHScrollBarMode(enable ? Auto : AlwaysOff); }
bool bottomScrollBar() const { return hScrollBarMode() != AlwaysOff; }
void setBottomScrollBar(bool enable) { setHScrollBarMode(enable ? AlwaysOn : AlwaysOff); }
bool smoothScrolling() const { return false; }
void setSmoothScrolling(bool) {}
bool autoUpdate() const { return true; }
void setAutoUpdate(bool) {}
void setFixedVisibleLines(int lines) { setRowMode(lines); }
int inSort(const Q3ListBoxItem *);
int inSort(const QString& text);
int cellHeight(int i) const { return itemHeight(i); }
int cellHeight() const { return itemHeight(); }
int cellWidth() const { return maxItemWidth(); }
int cellWidth(int i) const { Q_ASSERT(i==0); Q_UNUSED(i) return maxItemWidth(); }
int numCols() const { return numColumns(); }
int itemHeight(int index = 0) const;
Q3ListBoxItem * itemAt(const QPoint &) const;
QRect itemRect(Q3ListBoxItem *item) const;
Q3ListBoxItem *firstItem() const;
void sort(bool ascending = true);
public Q_SLOTS:
void clear();
virtual void ensureCurrentVisible();
virtual void clearSelection();
virtual void selectAll(bool select);
virtual void invertSelection();
Q_SIGNALS:
void highlighted(int index);
void selected(int index);
void highlighted(const QString &);
void selected(const QString &);
void highlighted(Q3ListBoxItem *);
void selected(Q3ListBoxItem *);
void selectionChanged();
void selectionChanged(Q3ListBoxItem *);
void currentChanged(Q3ListBoxItem *);
void clicked(Q3ListBoxItem *);
void clicked(Q3ListBoxItem *, const QPoint &);
void pressed(Q3ListBoxItem *);
void pressed(Q3ListBoxItem *, const QPoint &);
void doubleClicked(Q3ListBoxItem *);
void returnPressed(Q3ListBoxItem *);
void rightButtonClicked(Q3ListBoxItem *, const QPoint &);
void rightButtonPressed(Q3ListBoxItem *, const QPoint &);
void mouseButtonPressed(int, Q3ListBoxItem*, const QPoint&);
void mouseButtonClicked(int, Q3ListBoxItem*, const QPoint&);
void contextMenuRequested(Q3ListBoxItem *, const QPoint &);
void onItem(Q3ListBoxItem *item);
void onViewport();
protected:
void changeEvent(QEvent *);
void mousePressEvent(QMouseEvent *);
void mouseReleaseEvent(QMouseEvent *);
void mouseDoubleClickEvent(QMouseEvent *);
void mouseMoveEvent(QMouseEvent *);
void contentsContextMenuEvent(QContextMenuEvent *);
void keyPressEvent(QKeyEvent *e);
void focusInEvent(QFocusEvent *e);
void focusOutEvent(QFocusEvent *e);
void resizeEvent(QResizeEvent *);
void showEvent(QShowEvent *);
bool eventFilter(QObject *o, QEvent *e);
void updateItem(int index);
void updateItem(Q3ListBoxItem *);
void updateCellWidth() { }
int totalWidth() const { return contentsWidth(); }
int totalHeight() const { return contentsHeight(); }
virtual void paintCell(QPainter *, int row, int col);
void toggleCurrentItem();
bool isRubberSelecting() const;
void doLayout() const;
int findItem(int yPos) const { return index(itemAt(QPoint(0,yPos))); }
protected Q_SLOTS:
void clearInputString();
private Q_SLOTS:
void refreshSlot();
void doAutoScroll();
void adjustItems();
private:
Q_DISABLE_COPY(Q3ListBox)
void mousePressEventEx(QMouseEvent *);
void tryGeometry(int, int) const;
int currentRow() const;
int currentColumn() const;
void updateSelection();
void repaintSelection();
void drawRubber();
void doRubberSelection(const QRect &old, const QRect &rubber);
void handleItemChange(Q3ListBoxItem *old, bool shift, bool control);
void selectRange(Q3ListBoxItem *from, Q3ListBoxItem *to, bool invert, bool includeFirst, bool clearSel = false);
void emitChangedSignal(bool);
int columnAt(int) const;
int rowAt(int) const;
Q3ListBoxPrivate * d;
static Q3ListBox * changedListBox;
};
class Q_COMPAT_EXPORT Q3ListBoxItem
{
public:
Q3ListBoxItem(Q3ListBox* listbox = 0);
Q3ListBoxItem(Q3ListBox* listbox, Q3ListBoxItem *after);
virtual ~Q3ListBoxItem();
virtual QString text() const;
virtual const QPixmap *pixmap() const;
virtual int height(const Q3ListBox *) const;
virtual int width(const Q3ListBox *) const;
bool isSelected() const { return s; }
bool isCurrent() const;
bool selected() const { return isSelected(); }
bool current() const { return isCurrent(); }
Q3ListBox *listBox() const;
void setSelectable(bool b) { selectable = b; }
bool isSelectable() const { return selectable; }
Q3ListBoxItem *next() const;
Q3ListBoxItem *prev() const;
virtual int rtti() const;
enum { RTTI = 0 };
protected:
virtual void paint(QPainter *) = 0;
virtual void setText(const QString &text) { txt = text; }
void setCustomHighlighting(bool);
private:
Q_DISABLE_COPY(Q3ListBoxItem)
QString txt;
uint selectable : 1;
uint s : 1;
uint dirty:1;
uint custom_highlight : 1;
uint unused : 28;
Q3ListBoxItem * p, * n;
Q3ListBox* lbox;
friend class Q3ListBox;
friend class Q3ListBoxPrivate;
friend class Q3ComboBox;
friend class Q3ComboBoxPopupItem;
};
class Q_COMPAT_EXPORT Q3ListBoxText : public Q3ListBoxItem
{
public:
Q3ListBoxText(Q3ListBox* listbox, const QString & text=QString());
Q3ListBoxText(const QString & text=QString());
Q3ListBoxText(Q3ListBox* listbox, const QString & text, Q3ListBoxItem *after);
~Q3ListBoxText();
int height(const Q3ListBox *) const;
int width(const Q3ListBox *) const;
int rtti() const;
enum { RTTI = 1 };
protected:
void paint(QPainter *);
private:
Q_DISABLE_COPY(Q3ListBoxText)
};
class Q_COMPAT_EXPORT Q3ListBoxPixmap : public Q3ListBoxItem
{
public:
Q3ListBoxPixmap(Q3ListBox* listbox, const QPixmap &);
Q3ListBoxPixmap(const QPixmap &);
Q3ListBoxPixmap(Q3ListBox* listbox, const QPixmap & pix, Q3ListBoxItem *after);
Q3ListBoxPixmap(Q3ListBox* listbox, const QPixmap &, const QString&);
Q3ListBoxPixmap(const QPixmap &, const QString&);
Q3ListBoxPixmap(Q3ListBox* listbox, const QPixmap & pix, const QString&, Q3ListBoxItem *after);
~Q3ListBoxPixmap();
const QPixmap *pixmap() const { return &pm; }
int height(const Q3ListBox *) const;
int width(const Q3ListBox *) const;
int rtti() const;
enum { RTTI = 2 };
protected:
void paint(QPainter *);
private:
Q_DISABLE_COPY(Q3ListBoxPixmap)
QPixmap pm;
};
#endif // QT_NO_LISTBOX
QT_END_NAMESPACE
QT_END_HEADER
#endif // Q3LISTBOX_H