QItemSelectionRange Class Reference

#include <qitemselectionmodel.h>

Class Description

Definition at line 58 of file qitemselectionmodel.h.

Public Member Functions
	QItemSelectionRange ()
	QItemSelectionRange (const QItemSelectionRange &other)
	QItemSelectionRange (const QModelIndex &topLeft, const QModelIndex &bottomRight)
	QItemSelectionRange (const QModelIndex &index)
int	top () const
int	left () const
int	bottom () const
int	right () const
int	width () const
int	height () const
QModelIndex	topLeft () const
QModelIndex	bottomRight () const
QModelIndex	parent () const
const QAbstractItemModel *	model () const
bool	contains (const QModelIndex &index) const
bool	contains (int row, int column, const QModelIndex &parentIndex) const
bool	intersects (const QItemSelectionRange &other) const
QItemSelectionRange	intersect (const QItemSelectionRange &other) const
QItemSelectionRange	intersected (const QItemSelectionRange &other) const
bool	operator== (const QItemSelectionRange &other) const
bool	operator!= (const QItemSelectionRange &other) const
bool	operator< (const QItemSelectionRange &other) const
bool	isValid () const
bool	isEmpty () const
QModelIndexList	indexes () const

Constructor & Destructor Documentation

QItemSelectionRange ( )

inline

Definition at line 62 of file qitemselectionmodel.h.

{}

QItemSelectionRange ( const QItemSelectionRange &  other )

inline

Definition at line 63 of file qitemselectionmodel.h.

        : tl(other.tl), br(other.br) {}

QItemSelectionRange ( const QModelIndex &  topLeft, const QModelIndex &  bottomRight  )

inline

Definition at line 144 of file qitemselectionmodel.h.

{ tl = atopLeft; br = abottomRight; }

QItemSelectionRange ( const QModelIndex &  index )

inlineexplicit

Definition at line 66 of file qitemselectionmodel.h.

        { tl = index; br = tl; }

Member Function Documentation

int top ( ) const

inline

Definition at line 69 of file qitemselectionmodel.h.

{ return tl.row(); }

int left ( ) const

inline

Definition at line 70 of file qitemselectionmodel.h.

{ return tl.column(); }

int bottom ( ) const

inline

Definition at line 71 of file qitemselectionmodel.h.

{ return br.row(); }

int right ( ) const

inline

Definition at line 72 of file qitemselectionmodel.h.

{ return br.column(); }

int width ( ) const

inline

Definition at line 73 of file qitemselectionmodel.h.

{ return br.column() - tl.column() + 1; }

int height ( ) const

inline

Definition at line 74 of file qitemselectionmodel.h.

{ return br.row() - tl.row() + 1; }

QModelIndex topLeft ( ) const

inline

Definition at line 76 of file qitemselectionmodel.h.

{ return QModelIndex(tl); }

QModelIndex bottomRight ( ) const

inline

Definition at line 77 of file qitemselectionmodel.h.

{ return QModelIndex(br); }

QModelIndex parent ( ) const

inline

Definition at line 78 of file qitemselectionmodel.h.

{ return tl.parent(); }

const QAbstractItemModel* model ( ) const

inline

Definition at line 79 of file qitemselectionmodel.h.

{ return tl.model(); }

bool contains ( const QModelIndex &  index ) const

inline

Definition at line 81 of file qitemselectionmodel.h.

    {
        return (parent() == index.parent()
                && tl.row() <= index.row() && tl.column() <= index.column()
                && br.row() >= index.row() && br.column() >= index.column());
    }

bool contains ( int  row, int  column, const QModelIndex &  parentIndex  ) const

inline

Definition at line 88 of file qitemselectionmodel.h.

    {
        return (parent() == parentIndex
                && tl.row() <= row && tl.column() <= column
                && br.row() >= row && br.column() >= column);
    }

bool intersects

(

const QItemSelectionRange &

other

)

const

QItemSelectionRange intersect

(

const QItemSelectionRange &

other

)

const

QItemSelectionRange intersected ( const QItemSelectionRange &  other ) const

inline

Definition at line 97 of file qitemselectionmodel.h.

        { return intersect(other); }

bool operator== ( const QItemSelectionRange &  other ) const

inline

Definition at line 100 of file qitemselectionmodel.h.

        { return (tl == other.tl && br == other.br); }

bool operator!= ( const QItemSelectionRange &  other ) const

inline

Definition at line 102 of file qitemselectionmodel.h.

        { return !operator==(other); }

bool operator< ( const QItemSelectionRange &  other ) const

inline

Definition at line 104 of file qitemselectionmodel.h.

        {
            // Comparing parents will compare the models, but if two equivalent ranges
            // in two different models have invalid parents, they would appear the same
            if (other.tl.model() == tl.model()) {
                // parent has to be calculated, so we only do so once.
                const QModelIndex topLeftParent = tl.parent();
                const QModelIndex otherTopLeftParent = other.tl.parent();
                if (topLeftParent == otherTopLeftParent) {
                    if (other.tl.row() == tl.row()) {
                        if (other.tl.column() == tl.column()) {
                            if (other.br.row() == br.row()) {
                                return br.column() < other.br.column();
                            }
                            return br.row() < other.br.row();
                        }
                        return tl.column() < other.tl.column();
                    }
                    return tl.row() < other.tl.row();
                }
                return topLeftParent < otherTopLeftParent;
            }
            return tl.model() < other.tl.model();
        }

bool isValid ( ) const

inline

Definition at line 129 of file qitemselectionmodel.h.

    {
        return (tl.isValid() && br.isValid() && tl.parent() == br.parent()
                && top() <= bottom() && left() <= right());
    }

bool isEmpty

(

)

const

QModelIndexList indexes

(

)

const

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The documentation for this class was generated from the following file:

• QtGui/qitemselectionmodel.h