Check if the input is number or text?

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qwttextlabel

QwtTextLabel(3) 						 Qwt User's Guide						   QwtTextLabel(3)

NAME

       QwtTextLabel -

       A Widget which displays a QwtText.

SYNOPSIS

       #include <qwt_text_label.h>

       Inherited by QwtLegendItem.

   Public Slots
       void clear ()
       void setText (const QString &, QwtText::TextFormat textFormat=QwtText::AutoText)
       virtual void setText (const QwtText &)

   Public Member Functions
       virtual int heightForWidth (int) const
       int indent () const
       int margin () const
       virtual QSize minimumSizeHint () const
       QwtTextLabel (const QwtText &, QWidget *parent=NULL)
       QwtTextLabel (QWidget *parent=NULL)
       void setIndent (int)
       void setMargin (int)
       virtual QSize sizeHint () const
       const QwtText & text () const
       QRect textRect () const
       virtual ~QwtTextLabel ()

   Protected Member Functions
       virtual void drawContents (QPainter *)
       virtual void drawText (QPainter *, const QRect &)
       virtual void paintEvent (QPaintEvent *e)

Detailed Description
       A Widget which displays a QwtText.

Constructor &; Destructor Documentation
   QwtTextLabel::QwtTextLabel (QWidget *parent = NULL) [explicit] Constructs an empty label.
       Parameters:
	   parent Parent widget

   QwtTextLabel::QwtTextLabel (const QwtText &text, QWidget *parent = NULL) [explicit] Constructs a label that displays the text, text
       Parameters:
	   parent Parent widget
	   text Text

   QwtTextLabel::~QwtTextLabel () [virtual]
       Destructor.

Member Function Documentation
   void QwtTextLabel::clear () [slot]
       Clear the text and all QwtText attributes.

   void QwtTextLabel::drawContents (QPainter *painter) [protected, virtual]
       Redraw the text and focus indicator.

   void QwtTextLabel::drawText (QPainter *painter, const QRect &textRect) [protected, virtual]
       Redraw the text.

       Reimplemented in QwtLegendItem.

   int QwtTextLabel::heightForWidth (intwidth) const [virtual] Returns the preferred height for this widget, given the width.
       Parameters:
	   width Width

   int QwtTextLabel::indent () const
       Return label's text indent in pixels.

   int QwtTextLabel::margin () const
       Return label's text indent in pixels.

   QSize QwtTextLabel::minimumSizeHint () const [virtual]
       Return a minimum size hint.

   void QwtTextLabel::paintEvent (QPaintEvent *event) [protected, virtual] Qt paint event
       Parameters:
	   event Paint event

       Reimplemented in QwtLegendItem.

   void QwtTextLabel::setIndent (intindent) Set label's text indent in pixels
       Parameters:
	   indent Indentation in pixels

   void QwtTextLabel::setMargin (intmargin) Set label's margin in pixels
       Parameters:
	   margin Margin in pixels

   void QwtTextLabel::setText (const QwtText &text) [virtual, slot] Change the label's text
       Parameters:
	   text New text

       Reimplemented in QwtLegendItem.

   void QwtTextLabel::setText (const QString &text, QwtText::TextFormattextFormat = QwtText::AutoText) [slot] Change the label's text, keeping all
       other QwtText attributes
       Parameters:
	   text New text
	   textFormat Format of text

       See also:
	   QwtText

   QSize QwtTextLabel::sizeHint () const [virtual]
       Return label's margin in pixels.

       Reimplemented in QwtLegendItem.

   const QwtText & QwtTextLabel::text () const
       Return the text.

   QRect QwtTextLabel::textRect () const Calculate the rect for the text in widget coordinates
       Returns:
	   Text rect

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

Version 5.2.2							  Mon Aug 1 2011						   QwtTextLabel(3)

Shell Programming and Scripting