From bd0f3345a938b35ce6a12f6150373b0955b8dd12 Mon Sep 17 00:00:00 2001 From: Timothy Pearson Date: Sun, 10 Jul 2011 15:24:15 -0500 Subject: Add Qt3 development HEAD version --- doc/html/qlayout-h.html | 518 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 518 insertions(+) create mode 100644 doc/html/qlayout-h.html (limited to 'doc/html/qlayout-h.html') diff --git a/doc/html/qlayout-h.html b/doc/html/qlayout-h.html new file mode 100644 index 0000000..0e3e87c --- /dev/null +++ b/doc/html/qlayout-h.html @@ -0,0 +1,518 @@ + + + + + +qlayout.h Include File + + + + + + + +
qlayout.h

+ +
This is the verbatim text of the qlayout.h include file. It is provided only for illustration; the copyright remains with Trolltech. +
+/****************************************************************************
+** $Id: qt/qlayout.h   3.3.8   edited Jan 11 14:38 $
+**
+** Definition of layout classes
+**
+** Created : 960416
+**
+** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
+**
+** This file is part of the kernel module of the Qt GUI Toolkit.
+**
+** This file may be used under the terms of the GNU General Public
+** License versions 2.0 or 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Alternatively you may (at your option) use any
+** later version of the GNU General Public License if such license has
+** been publicly approved by Trolltech ASA (or its successors, if any)
+** and the KDE Free Qt Foundation.
+**
+** Please review the following information to ensure GNU General
+** Public Licensing requirements will be met:
+** http://trolltech.com/products/qt/licenses/licensing/opensource/.
+** If you are unsure which license is appropriate for your use, please
+** review the following information:
+** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
+** or contact the sales department at sales@trolltech.com.
+**
+** This file may be used under the terms of the Q Public License as
+** defined by Trolltech ASA and appearing in the file LICENSE.QPL
+** included in the packaging of this file.  Licensees holding valid Qt
+** Commercial licenses may use this file in accordance with the Qt
+** Commercial License Agreement provided with the Software.
+**
+** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
+** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
+** herein.
+**
+**********************************************************************/
+
+#ifndef QLAYOUT_H
+#define QLAYOUT_H
+
+#ifndef QT_H
+#include "qobject.h"
+#include "qsizepolicy.h"
+#include "qwidget.h"
+#endif // QT_H
+
+#include <limits.h>
+
+#ifndef QT_NO_LAYOUT
+
+#if 0
+Q_OBJECT
+#endif
+
+static const int QLAYOUTSIZE_MAX = INT_MAX/256/16;
+
+class QGridLayoutBox;
+class QGridLayoutData;
+class QLayout;
+class QLayoutItem;
+struct QLayoutData;
+class QMenuBar;
+class QSpacerItem;
+class QWidget;
+
+class Q_EXPORT QGLayoutIterator : public QShared
+{
+public:
+    virtual ~QGLayoutIterator();
+    virtual QLayoutItem *next() = 0;
+    virtual QLayoutItem *current() = 0;
+    virtual QLayoutItem *takeCurrent() = 0;
+};
+
+class Q_EXPORT QLayoutIterator
+{
+public:
+    QLayoutIterator( QGLayoutIterator *i ) : it( i ) { }
+    QLayoutIterator( const QLayoutIterator &i ) : it( i.it ) {
+	if ( it )
+	    it->ref();
+    }
+    ~QLayoutIterator() { if ( it && it->deref() ) delete it; }
+    QLayoutIterator &operator=( const QLayoutIterator &i ) {
+	if ( i.it )
+	    i.it->ref();
+	if ( it && it->deref() )
+	    delete it;
+	it = i.it;
+	return *this;
+    }
+    QLayoutItem *operator++() { return it ? it->next() : 0; }
+    QLayoutItem *current() { return it ? it->current() : 0; }
+    QLayoutItem *takeCurrent() { return it ? it->takeCurrent() : 0; }
+    void deleteCurrent();
+
+private:
+    QGLayoutIterator *it;
+};
+
+class Q_EXPORT QLayoutItem
+{
+public:
+    QLayoutItem( int alignment = 0 ) : align( alignment ) { }
+    virtual ~QLayoutItem();
+    virtual QSize sizeHint() const = 0;
+    virtual QSize minimumSize() const = 0;
+    virtual QSize maximumSize() const = 0;
+    virtual QSizePolicy::ExpandData expanding() const = 0;
+    virtual void setGeometry( const QRect& ) = 0;
+    virtual QRect geometry() const = 0;
+    virtual bool isEmpty() const = 0;
+    virtual bool hasHeightForWidth() const;
+    virtual int heightForWidth( int ) const;
+    // ### add minimumHeightForWidth( int ) in Qt 4.0
+    virtual void invalidate();
+
+    virtual QWidget *widget();
+    virtual QLayoutIterator iterator();
+    virtual QLayout *layout();
+    virtual QSpacerItem *spacerItem();
+
+    int alignment() const { return align; }
+    virtual void setAlignment( int a );
+
+protected:
+    int align;
+};
+
+class Q_EXPORT QSpacerItem : public QLayoutItem
+{
+public:
+    QSpacerItem( int w, int h,
+		 QSizePolicy::SizeType hData = QSizePolicy::Minimum,
+		 QSizePolicy::SizeType vData = QSizePolicy::Minimum )
+	: width( w ), height( h ), sizeP( hData, vData ) { }
+    void changeSize( int w, int h,
+		     QSizePolicy::SizeType hData = QSizePolicy::Minimum,
+		     QSizePolicy::SizeType vData = QSizePolicy::Minimum );
+    QSize sizeHint() const;
+    QSize minimumSize() const;
+    QSize maximumSize() const;
+    QSizePolicy::ExpandData expanding() const;
+    bool isEmpty() const;
+    void setGeometry( const QRect& );
+    QRect geometry() const;
+    QSpacerItem *spacerItem();
+
+private:
+    int width;
+    int height;
+    QSizePolicy sizeP;
+    QRect rect;
+};
+
+class Q_EXPORT QWidgetItem : public QLayoutItem
+{
+public:
+    QWidgetItem( QWidget *w ) : wid( w ) { }
+    QSize sizeHint() const;
+    QSize minimumSize() const;
+    QSize maximumSize() const;
+    QSizePolicy::ExpandData expanding() const;
+    bool isEmpty() const;
+    void setGeometry( const QRect& );
+    QRect geometry() const;
+    virtual QWidget *widget();
+
+    bool hasHeightForWidth() const;
+    int heightForWidth( int ) const;
+
+private:
+    QWidget *wid;
+};
+
+class Q_EXPORT QLayout : public QObject, public QLayoutItem
+{
+    Q_OBJECT
+    Q_ENUMS( ResizeMode )
+    Q_PROPERTY( int margin READ margin WRITE setMargin )
+    Q_PROPERTY( int spacing READ spacing WRITE setSpacing )
+    Q_PROPERTY( ResizeMode resizeMode READ resizeMode WRITE setResizeMode )
+
+public:
+    // ### Qt 4.0: put 'Auto' first in enum
+    enum ResizeMode { FreeResize, Minimum, Fixed, Auto };
+
+    QLayout( QWidget *parent, int margin = 0, int spacing = -1,
+	     const char *name = 0 );
+    QLayout( QLayout *parentLayout, int spacing = -1, const char *name = 0 );
+    QLayout( int spacing = -1, const char *name = 0 );
+    ~QLayout();
+
+    int margin() const { return outsideBorder; }
+    int spacing() const { return insideSpacing; }
+
+    virtual void setMargin( int );
+    virtual void setSpacing( int );
+
+    int defaultBorder() const { return insideSpacing; }
+    void freeze( int w, int h );
+    void freeze() { setResizeMode( Fixed ); }
+
+    void setResizeMode( ResizeMode );
+    ResizeMode resizeMode() const;
+
+#ifndef QT_NO_MENUBAR
+    virtual void setMenuBar( QMenuBar *w );
+    QMenuBar *menuBar() const { return menubar; }
+#endif
+
+    QWidget *mainWidget();
+    bool isTopLevel() const { return topLevel; }
+
+    virtual void setAutoAdd( bool );
+    bool autoAdd() const { return autoNewChild; }
+
+    void invalidate();
+    QRect geometry() const;
+    bool activate();
+
+    void add( QWidget *w ) { addItem( new QWidgetItem(w) ); }
+    virtual void addItem( QLayoutItem * ) = 0;
+
+    void remove( QWidget *w );
+    void removeItem( QLayoutItem * );
+
+    QSizePolicy::ExpandData expanding() const;
+    QSize minimumSize() const;
+    QSize maximumSize() const;
+    void setGeometry( const QRect& ) = 0;
+    QLayoutIterator iterator() = 0;
+    bool isEmpty() const;
+
+    int totalHeightForWidth( int w ) const;
+    QSize totalMinimumSize() const;
+    QSize totalMaximumSize() const;
+    QSize totalSizeHint() const;
+    QLayout *layout();
+
+    bool supportsMargin() const { return marginImpl; }
+
+    void setEnabled( bool );
+    bool isEnabled() const;
+
+protected:
+    bool eventFilter( QObject *, QEvent * );
+    void childEvent( QChildEvent *e );
+    void addChildLayout( QLayout *l );
+    void deleteAllItems();
+
+    void setSupportsMargin( bool );
+    QRect alignmentRect( const QRect& ) const;
+
+private:
+    void setWidgetLayout( QWidget *, QLayout * );
+    void init();
+    int insideSpacing;
+    int outsideBorder;
+    uint topLevel : 1;
+    uint enabled : 1;
+    uint autoNewChild : 1;
+    uint frozen : 1;
+    uint activated : 1;
+    uint marginImpl : 1;
+    uint autoMinimum : 1;
+    uint autoResizeMode : 1;
+    QRect rect;
+    QLayoutData *extraData;
+#ifndef QT_NO_MENUBAR
+    QMenuBar *menubar;
+#endif
+
+private:
+#if defined(Q_DISABLE_COPY)
+    QLayout( const QLayout & );
+    QLayout &operator=( const QLayout & );
+#endif
+
+    static void propagateSpacing( QLayout *layout );
+};
+
+inline void QLayoutIterator::deleteCurrent()
+{
+    delete takeCurrent();
+}
+
+class Q_EXPORT QGridLayout : public QLayout
+{
+    Q_OBJECT
+public:
+    QGridLayout( QWidget *parent, int nRows = 1, int nCols = 1, int border = 0,
+		 int spacing = -1, const char *name = 0 );
+    QGridLayout( int nRows = 1, int nCols = 1, int spacing = -1,
+		 const char *name = 0 );
+    QGridLayout( QLayout *parentLayout, int nRows = 1, int nCols = 1,
+		 int spacing = -1, const char *name = 0 );
+    ~QGridLayout();
+
+    QSize sizeHint() const;
+    QSize minimumSize() const;
+    QSize maximumSize() const;
+
+    // ### remove 'virtual' in 4.0 (or add 'virtual' to set{Row,Col}Spacing())
+    virtual void setRowStretch( int row, int stretch );
+    virtual void setColStretch( int col, int stretch );
+    int rowStretch( int row ) const;
+    int colStretch( int col ) const;
+
+    void setRowSpacing( int row, int minSize );
+    void setColSpacing( int col, int minSize );
+    int rowSpacing( int row ) const;
+    int colSpacing( int col ) const;
+
+    int numRows() const;
+    int numCols() const;
+    QRect cellGeometry( int row, int col ) const;
+
+    bool hasHeightForWidth() const;
+    int heightForWidth( int ) const;
+    int minimumHeightForWidth( int ) const;
+
+    QSizePolicy::ExpandData expanding() const;
+    void invalidate();
+
+    void addItem( QLayoutItem * );
+    void addItem( QLayoutItem *item, int row, int col );
+    void addMultiCell( QLayoutItem *, int fromRow, int toRow,
+			       int fromCol, int toCol, int align = 0 );
+
+    void addWidget( QWidget *, int row, int col, int align = 0 );
+    void addMultiCellWidget( QWidget *, int fromRow, int toRow,
+			     int fromCol, int toCol, int align = 0 );
+    void addLayout( QLayout *layout, int row, int col);
+    void addMultiCellLayout( QLayout *layout, int fromRow, int toRow,
+			     int fromCol, int toCol, int align = 0 );
+    void addRowSpacing( int row, int minsize );
+    void addColSpacing( int col, int minsize );
+
+    void expand( int rows, int cols );
+
+    enum Corner { TopLeft, TopRight, BottomLeft, BottomRight };
+    void setOrigin( Corner );
+    Corner origin() const;
+    QLayoutIterator iterator();
+    void setGeometry( const QRect& );
+
+protected:
+    bool findWidget( QWidget* w, int *r, int *c );
+    void add( QLayoutItem*, int row, int col );
+
+private:
+#if defined(Q_DISABLE_COPY)
+    QGridLayout( const QGridLayout & );
+    QGridLayout &operator=( const QGridLayout & );
+#endif
+
+    void init( int rows, int cols );
+    QGridLayoutData *data;
+};
+
+class QBoxLayoutData;
+class QDockWindow;
+
+class Q_EXPORT QBoxLayout : public QLayout
+{
+    Q_OBJECT
+public:
+    enum Direction { LeftToRight, RightToLeft, TopToBottom, BottomToTop,
+		     Down = TopToBottom, Up = BottomToTop };
+
+    QBoxLayout( QWidget *parent, Direction, int border = 0, int spacing = -1,
+		const char *name = 0 );
+    QBoxLayout( QLayout *parentLayout, Direction, int spacing = -1,
+		const char *name = 0 );
+    QBoxLayout( Direction, int spacing = -1, const char *name = 0 );
+    ~QBoxLayout();
+
+    void addItem( QLayoutItem * );
+
+    Direction direction() const { return dir; }
+    void setDirection( Direction );
+
+    void addSpacing( int size );
+    void addStretch( int stretch = 0 );
+    void addWidget( QWidget *, int stretch = 0, int alignment = 0 );
+    void addLayout( QLayout *layout, int stretch = 0 );
+    void addStrut( int );
+
+    void insertSpacing( int index, int size );
+    void insertStretch( int index, int stretch = 0 );
+    void insertWidget( int index, QWidget *widget, int stretch = 0,
+		       int alignment = 0 );
+    void insertLayout( int index, QLayout *layout, int stretch = 0 );
+
+    bool setStretchFactor( QWidget*, int stretch );
+    bool setStretchFactor( QLayout *l, int stretch );
+
+    QSize sizeHint() const;
+    QSize minimumSize() const;
+    QSize maximumSize() const;
+
+    bool hasHeightForWidth() const;
+    int heightForWidth( int ) const;
+    int minimumHeightForWidth( int ) const;
+
+    QSizePolicy::ExpandData expanding() const;
+    void invalidate();
+    QLayoutIterator iterator();
+    void setGeometry( const QRect& );
+
+    int findWidget( QWidget* w );
+
+protected:
+    void insertItem( int index, QLayoutItem * );
+
+private:
+    friend class QDockWindow;
+#if defined(Q_DISABLE_COPY)
+    QBoxLayout( const QBoxLayout & );
+    QBoxLayout &operator=( const QBoxLayout & );
+#endif
+
+    void setupGeom();
+    void calcHfw( int );
+    QBoxLayoutData *data;
+    Direction dir;
+    QBoxLayout *createTmpCopy();
+};
+
+class Q_EXPORT QHBoxLayout : public QBoxLayout
+{
+    Q_OBJECT
+public:
+    QHBoxLayout( QWidget *parent, int border = 0,
+		 int spacing = -1, const char *name = 0 );
+    QHBoxLayout( QLayout *parentLayout,
+		 int spacing = -1, const char *name = 0 );
+    QHBoxLayout( int spacing = -1, const char *name = 0 );
+
+    ~QHBoxLayout();
+
+private:	// Disabled copy constructor and operator=
+#if defined(Q_DISABLE_COPY)
+    QHBoxLayout( const QHBoxLayout & );
+    QHBoxLayout &operator=( const QHBoxLayout & );
+#endif
+};
+
+class Q_EXPORT QVBoxLayout : public QBoxLayout
+{
+    Q_OBJECT
+public:
+    QVBoxLayout( QWidget *parent, int border = 0,
+		 int spacing = -1, const char *name = 0 );
+    QVBoxLayout( QLayout *parentLayout,
+		 int spacing = -1, const char *name = 0 );
+    QVBoxLayout( int spacing = -1, const char *name = 0 );
+
+    ~QVBoxLayout();
+
+private:	// Disabled copy constructor and operator=
+#if defined(Q_DISABLE_COPY)
+    QVBoxLayout( const QVBoxLayout & );
+    QVBoxLayout &operator=( const QVBoxLayout & );
+#endif
+};
+
+#endif // QT_NO_LAYOUT
+#endif // QLAYOUT_H
+
+ +
Trademarks +
Qt 3.3.8
+ -- cgit v1.2.3