qwtarrowbutton.3

linux下qt的第三方的一个类

.TH "QwtArrowButton" 3 "16 Nov 2004" "Version 4.2.0" "Qwt User's Guide" \" -*- nroff -*-
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.SH NAME
QwtArrowButton \- 
.SH SYNOPSIS
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.PP
.SH "Detailed Description"
.PP 
Arrow Button. 

A push button with one or more filled triangles on its front. An Arrow button can have 1 to 3 arrows in a row, pointing up, down, left or right. 
.PP
Definition at line 23 of file qwt_arrbtn.h.
.SS "Public Member Functions"

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.RI "\fBQwtArrowButton\fP (int num, Qt::ArrowType, QWidget *parent, const char *name=0)"
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.RI "Qt::ArrowType \fBarrowType\fP () const"
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.RI "int \fBnum\fP () const"
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.RI "virtual QSize \fBsizeHint\fP () const"
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.RI "virtual QSize \fBminimumSizeHint\fP () const"
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.RI "virtual QSizePolicy \fBsizePolicy\fP () const"
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.SS "Protected Member Functions"

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.RI "virtual void \fBdrawButtonLabel\fP (QPainter *p)"
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.RI "virtual void \fBdrawArrow\fP (QPainter *, const QRect &, Qt::ArrowType) const"
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.RI "virtual QRect \fBlabelRect\fP () const"
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.RI "virtual QSize \fBarrowSize\fP (Qt::ArrowType, const QSize &boundingSize) const"
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.RI "virtual void \fBkeyPressEvent\fP (QKeyEvent *)"
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.SH "Constructor & Destructor Documentation"
.PP 
.SS "QwtArrowButton::QwtArrowButton (int num, Qt::ArrowType arrowType, QWidget * parent, const char * name = \fC0\fP)"
.PP
\fBParameters:\fP
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\fInum\fP Number of arrows 
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\fIarrowType\fP see Qt::ArowType in the Qt docs. 
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\fIparent\fP Parent widget 
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\fIname\fP Object name 
.RE
.PP
Definition at line 28 of file qwt_arrbtn.cpp.
.PP
References qwtLim().
.SH "Member Function Documentation"
.PP 
.SS "QSize QwtArrowButton::arrowSize (Qt::ArrowType arrowType, const QSize & boundingSize) const\fC [protected, virtual]\fP"
.PP
Calculate the size for a arrow that fits into a rect of a given size
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\fBParameters:\fP
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\fIarrowType\fP Arrow type 
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\fIboundingSize\fP Bounding size 
.RE
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\fBReturns:\fP
.RS 4
Size of the arrow 
.RE
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Definition at line 248 of file qwt_arrbtn.cpp.
.PP
Referenced by drawButtonLabel(), and minimumSizeHint().
.SS "Qt::ArrowType QwtArrowButton::arrowType () const"
.PP
The direction of the arrows. 
.PP
Definition at line 46 of file qwt_arrbtn.cpp.
.SS "void QwtArrowButton::drawArrow (QPainter * p, const QRect & r, Qt::ArrowType arrowType) const\fC [protected, virtual]\fP"
.PP
Draw an arrow int a bounding rect
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\fBParameters:\fP
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\fIp\fP Painter 
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\fIr\fP Rectangle where to paint the arrow 
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\fIarrowType\fP Arrow type 
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.PP
Definition at line 160 of file qwt_arrbtn.cpp.
.PP
Referenced by drawButtonLabel().
.SS "void QwtArrowButton::drawButtonLabel (QPainter * p)\fC [protected, virtual]\fP"
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Draw the button label. 
.PP
\fBSee also:\fP
.RS 4
The Qt Manual on QPushButton 
.RE
.PP
Definition at line 96 of file qwt_arrbtn.cpp.
.PP
References arrowSize(), drawArrow(), and labelRect().
.SS "void QwtArrowButton::keyPressEvent (QKeyEvent * e)\fC [protected, virtual]\fP"
.PP
autoRepeat for the space keys 
.PP
Definition at line 278 of file qwt_arrbtn.cpp.
.SS "QRect QwtArrowButton::labelRect () const\fC [protected, virtual]\fP"
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\fBReturns:\fP
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the bounding rect for the label 
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Definition at line 62 of file qwt_arrbtn.cpp.
.PP
Referenced by drawButtonLabel().
.SS "QSize QwtArrowButton::minimumSizeHint () const\fC [virtual]\fP"
.PP
Return a minimum size hint. 
.PP
Definition at line 220 of file qwt_arrbtn.cpp.
.PP
References arrowSize().
.PP
Referenced by sizeHint().
.SS "int QwtArrowButton::num () const"
.PP
The number of arrows. 
.PP
Definition at line 54 of file qwt_arrbtn.cpp.
.SS "QSize QwtArrowButton::sizeHint () const\fC [virtual]\fP"
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\fBReturns:\fP
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a size hint 
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Definition at line 212 of file qwt_arrbtn.cpp.
.PP
References minimumSizeHint().
.SS "QSizePolicy QwtArrowButton::sizePolicy () const\fC [virtual]\fP"
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\fBReturns:\fP
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Fixed/Expanding for Left/Right, Expanding/Fixed for Up/Down 
.RE
.PP
Definition at line 198 of file qwt_arrbtn.cpp.

.SH "Author"
.PP 
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