QSizePolicy Class Reference

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Detailed Description

Definition at line 55 of file qsizepolicy.h.

#include <qsizepolicy.h>

List of all members.

Public Types
enum	PolicyFlag { GrowFlag = 1, ExpandFlag = 2, ShrinkFlag = 4, IgnoreFlag = 8 }
enum	Policy {   Fixed = 0, Minimum = GrowFlag, Maximum = ShrinkFlag, Preferred = GrowFlag | ShrinkFlag,   MinimumExpanding = GrowFlag | ExpandFlag, Expanding = GrowFlag | ShrinkFlag | ExpandFlag, Ignored = ShrinkFlag | GrowFlag | IgnoreFlag }
enum	ControlType {   DefaultType = 0x00000001, ButtonBox = 0x00000002, CheckBox = 0x00000004, ComboBox = 0x00000008,   Frame = 0x00000010, GroupBox = 0x00000020, Label = 0x00000040, Line = 0x00000080,   LineEdit = 0x00000100, PushButton = 0x00000200, RadioButton = 0x00000400, Slider = 0x00000800,   SpinBox = 0x00001000, TabWidget = 0x00002000, ToolButton = 0x00004000 }
Public Member Functions
	QSizePolicy ()
	QSizePolicy (Policy horizontal, Policy vertical)
	QSizePolicy (Policy horizontal, Policy vertical, ControlType type)
Policy	horizontalPolicy () const
Policy	verticalPolicy () const
ControlType	controlType () const
void	setHorizontalPolicy (Policy d)
void	setVerticalPolicy (Policy d)
void	setControlType (ControlType type)
Qt::Orientations	expandingDirections () const
void	setHeightForWidth (bool b)
bool	hasHeightForWidth () const
bool	operator== (const QSizePolicy &s) const
bool	operator!= (const QSizePolicy &s) const
	operator QVariant () const
int	horizontalStretch () const
int	verticalStretch () const
void	setHorizontalStretch (uchar stretchFactor)
void	setVerticalStretch (uchar stretchFactor)
void	transpose ()
Friends
Q_GUI_EXPORT QDataStream &	operator<< (QDataStream &, const QSizePolicy &)
Q_GUI_EXPORT QDataStream &	operator>> (QDataStream &, QSizePolicy &)

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Member Enumeration Documentation

enum PolicyFlag

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Enumerator:

GrowFlag	Search for all occurrences
ExpandFlag	Search for all occurrences
ShrinkFlag	Search for all occurrences
IgnoreFlag	Search for all occurrences

Definition at line 74 of file qsizepolicy.h.

                    {
        GrowFlag = 1,
        ExpandFlag = 2,
        ShrinkFlag = 4,
        IgnoreFlag = 8
    };

enum Policy

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Enumerator:

Fixed	Search for all occurrences
Minimum	Search for all occurrences
Maximum	Search for all occurrences
Preferred	Search for all occurrences
MinimumExpanding	Search for all occurrences
Expanding	Search for all occurrences
Ignored	Search for all occurrences

Definition at line 81 of file qsizepolicy.h.

                {
        Fixed = 0,
        Minimum = GrowFlag,
        Maximum = ShrinkFlag,
        Preferred = GrowFlag | ShrinkFlag,
        MinimumExpanding = GrowFlag | ExpandFlag,
        Expanding = GrowFlag | ShrinkFlag | ExpandFlag,
        Ignored = ShrinkFlag | GrowFlag | IgnoreFlag
    };

enum ControlType

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Enumerator:

DefaultType	Search for all occurrences
ButtonBox	Search for all occurrences
CheckBox	Search for all occurrences
ComboBox	Search for all occurrences
Frame	Search for all occurrences
GroupBox	Search for all occurrences
Label	Search for all occurrences
Line	Search for all occurrences
LineEdit	Search for all occurrences
PushButton	Search for all occurrences
RadioButton	Search for all occurrences
Slider	Search for all occurrences
SpinBox	Search for all occurrences
TabWidget	Search for all occurrences
ToolButton	Search for all occurrences

Definition at line 91 of file qsizepolicy.h.

                     {
        DefaultType      = 0x00000001,
        ButtonBox        = 0x00000002,
        CheckBox         = 0x00000004,
        ComboBox         = 0x00000008,
        Frame            = 0x00000010,
        GroupBox         = 0x00000020,
        Label            = 0x00000040,
        Line             = 0x00000080,
        LineEdit         = 0x00000100,
        PushButton       = 0x00000200,
        RadioButton      = 0x00000400,
        Slider           = 0x00000800,
        SpinBox          = 0x00001000,
        TabWidget        = 0x00002000,
        ToolButton       = 0x00004000
    };

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Constructor & Destructor Documentation

QSizePolicy

(

)

[inline]

Definition at line 110 of file qsizepolicy.h.

: data(0) { }

QSizePolicy	(	Policy	horizontal,
		Policy	vertical
	)		[inline]

Definition at line 113 of file qsizepolicy.h.

        : data(horizontal | (vertical << HSize)) { }

QSizePolicy	(	Policy	horizontal,
		Policy	vertical,
		ControlType	type
	)		[inline]

Definition at line 115 of file qsizepolicy.h.

        : data(horizontal | (vertical << HSize)) { setControlType(type); }

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Member Function Documentation

Policy horizontalPolicy

(

)

const [inline]

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Definition at line 118 of file qsizepolicy.h.

{ return static_cast<Policy>(data & HMask); }

Policy verticalPolicy

(

)

const [inline]

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Definition at line 119 of file qsizepolicy.h.

{ return static_cast<Policy>((data & VMask) >> HSize); }

ControlType controlType

(

)

const

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void setHorizontalPolicy

(

Policy

d

)

[inline]

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Definition at line 122 of file qsizepolicy.h.

{ data = (data & ~HMask) | d; }

void setVerticalPolicy

(

Policy

d

)

[inline]

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Definition at line 123 of file qsizepolicy.h.

{ data = (data & ~(HMask << HSize)) | (d << HSize); }

void setControlType

(

ControlType

type

)

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Qt::Orientations expandingDirections

(

)

const [inline]

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Definition at line 126 of file qsizepolicy.h.

                                               {
        Qt::Orientations result;
        if (verticalPolicy() & ExpandFlag)
            result |= Qt::Vertical;
        if (horizontalPolicy() & ExpandFlag)
            result |= Qt::Horizontal;
        return result;
    }

void setHeightForWidth

(

bool

b

)

[inline]

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Definition at line 135 of file qsizepolicy.h.

{ data = b ? (data | (1 << 2*HSize)) : (data & ~(1 << 2*HSize));  }

bool hasHeightForWidth

(

)

const [inline]

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Definition at line 136 of file qsizepolicy.h.

{ return data & (1 << 2*HSize); }

bool operator==

(

const QSizePolicy &

s

)

const [inline]

Definition at line 138 of file qsizepolicy.h.

{ return data == s.data; }

bool operator!=

(

const QSizePolicy &

s

)

const [inline]

Definition at line 139 of file qsizepolicy.h.

{ return data != s.data; }

operator QVariant

(

)

const

int horizontalStretch

(

)

const [inline]

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Definition at line 142 of file qsizepolicy.h.

{ return data >> 24; }

int verticalStretch

(

)

const [inline]

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Definition at line 143 of file qsizepolicy.h.

{ return (data >> 16) & 0xff; }

void setHorizontalStretch

(

uchar

stretchFactor

)

[inline]

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Definition at line 144 of file qsizepolicy.h.

{ data = (data&0x00ffffff) | (uint(stretchFactor)<<24); }

void setVerticalStretch

(

uchar

stretchFactor

)

[inline]

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Definition at line 145 of file qsizepolicy.h.

{ data = (data&0xff00ffff) | (uint(stretchFactor)<<16); }

void transpose

(

)

[inline]

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Definition at line 224 of file qsizepolicy.h.

                                   {
    Policy hData = horizontalPolicy();
    Policy vData = verticalPolicy();
    uchar hStretch = uchar(horizontalStretch());
    uchar vStretch = uchar(verticalStretch());
    setHorizontalPolicy(vData);
    setVerticalPolicy(hData);
    setHorizontalStretch(vStretch);
    setVerticalStretch(hStretch);
}

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Friends And Related Function Documentation

Q_GUI_EXPORT QDataStream& operator<<	(	QDataStream &	,
		const QSizePolicy &
	)		[friend]

Q_GUI_EXPORT QDataStream& operator>>	(	QDataStream &	,
		QSizePolicy &
	)		[friend]

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

• QtGui/qsizepolicy.h