qwtpickermachine.3

linux下qt的第三方的一个类

.TH "QwtPickerMachine" 3 "16 Nov 2004" "Version 4.2.0" "Qwt User's Guide" \" -*- nroff -*-
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.SH NAME
QwtPickerMachine \- 
.SH SYNOPSIS
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.PP
Inherited by \fBQwtPickerClickPointMachine\fP, \fBQwtPickerClickRectMachine\fP, \fBQwtPickerDragPointMachine\fP, \fBQwtPickerDragRectMachine\fP, and \fBQwtPickerPolygonMachine\fP.
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.SH "Detailed Description"
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A state machine for \fBQwtPicker\fP selections. 

QwtPickerMachine accepts key and mouse events and translates them into selection commands.
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\fBSee also:\fP
.RS 4
\fBQwtEventPattern::MousePatternCode\fP, \fBQwtEventPattern::KeyPatternCode\fP 
.RE
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Definition at line 28 of file qwt_picker_machine.h.
.SS "Public Types"

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.RI "enum \fBCommand\fP { \fBBegin\fP, \fBAppend\fP, \fBMove\fP, \fBEnd\fP }"
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.SS "Public Member Functions"

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.RI "virtual \fB~QwtPickerMachine\fP ()"
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.RI "virtual QValueList< Command > \fBtransition\fP (const \fBQwtEventPattern\fP &, const QEvent *)=0"
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.RI "void \fBreset\fP ()"
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.SS "Protected Member Functions"

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.RI "\fBQwtPickerMachine\fP ()"
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.RI "int \fBstate\fP () const"
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.RI "void \fBsetState\fP (int)"
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.SH "Constructor & Destructor Documentation"
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.SS "QwtPickerMachine::~\fBQwtPickerMachine\fP ()\fC [virtual]\fP"
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Destructor. 
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Definition at line 21 of file qwt_picker_machine.cpp.
.SS "QwtPickerMachine::QwtPickerMachine ()\fC [protected]\fP"
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Constructor. 
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Definition at line 15 of file qwt_picker_machine.cpp.
.SH "Member Function Documentation"
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.SS "void QwtPickerMachine::reset ()"
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Set the current state to 0. 
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Definition at line 38 of file qwt_picker_machine.cpp.
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References setState().
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Referenced by QwtPicker::widgetKeyPressEvent().
.SS "void QwtPickerMachine::setState (int)\fC [protected]\fP"
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Change the current state. 
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Definition at line 32 of file qwt_picker_machine.cpp.
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Referenced by reset(), QwtPickerPolygonMachine::transition(), QwtPickerDragRectMachine::transition(), QwtPickerClickRectMachine::transition(), and QwtPickerDragPointMachine::transition().
.SS "int QwtPickerMachine::state () const\fC [protected]\fP"
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Return the current state. 
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Definition at line 26 of file qwt_picker_machine.cpp.
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Referenced by QwtPickerPolygonMachine::transition(), QwtPickerDragRectMachine::transition(), QwtPickerClickRectMachine::transition(), and QwtPickerDragPointMachine::transition().
.SS "virtual QValueList<Command> QwtPickerMachine::transition (const \fBQwtEventPattern\fP &, const QEvent *)\fC [pure virtual]\fP"
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Transition. 
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Implemented in \fBQwtPickerClickPointMachine\fP, \fBQwtPickerDragPointMachine\fP, \fBQwtPickerClickRectMachine\fP, \fBQwtPickerDragRectMachine\fP, and \fBQwtPickerPolygonMachine\fP.
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Referenced by QwtPicker::transition().

.SH "Author"
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Generated automatically by Doxygen for Qwt User's Guide from the source code.