TEXT_CTRL_EVAL Class Reference

wxTextCtrl wrapper to handle math expression evaluation. More...

#include <text_ctrl_eval.h>

Inheritance diagram for TEXT_CTRL_EVAL:

Public Member Functions
	TEXT_CTRL_EVAL (wxWindow *aParent, wxWindowID aId, const wxString &aValue=wxEmptyString, const wxPoint &aPos=wxDefaultPosition, const wxSize &aSize=wxDefaultSize, long aStyle=0, const wxValidator &aValidator=wxDefaultValidator, const wxString &aName=wxTextCtrlNameStr)
virtual	~TEXT_CTRL_EVAL ()
void	SetCustomEval (std::function< void(TEXT_CTRL_EVAL *aCtrl)> aCustomEval)
void	SetValue (const wxString &aValue) override
	Set a new value in evaluator buffer and display it in the wxTextCtrl.
wxString	GetFormula () const
	Return the expression behind the displayed value, or the displayed text if there is none.
bool	RestoreFormula (const wxString &aFormula)
	Show the result of an expression returned by GetFormula() and retain the expression so that it reappears for editing when the control gains focus.
void	DeferToBinder ()
	Leave evaluation to a UNIT_BINDER bound to this control.

Protected Member Functions
void	onTextFocusGet (wxFocusEvent &aEvent)
void	onTextFocusLost (wxFocusEvent &aEvent)
void	onTextEnter (wxCommandEvent &aEvent)
void	evaluate ()

Protected Attributes
NUMERIC_EVALUATOR	m_eval
	Numeric expression evaluator.

Private Attributes
std::optional< std::function< void(TEXT_CTRL_EVAL *aCtrl)> >	m_customEval
bool	m_deferToBinder

Detailed Description

wxTextCtrl wrapper to handle math expression evaluation.

Expressions are evaluated after the text control loses the focus. If user decides to modify the expression, he will get the original expression to modify.

Definition at line 38 of file text_ctrl_eval.h.

Constructor & Destructor Documentation

TEXT_CTRL_EVAL()

TEXT_CTRL_EVAL::TEXT_CTRL_EVAL	(	wxWindow *	aParent,
		wxWindowID	aId,
		const wxString &	aValue = wxEmptyString,
		const wxPoint &	aPos = wxDefaultPosition,
		const wxSize &	aSize = wxDefaultSize,
		long	aStyle = 0,
		const wxValidator &	aValidator = wxDefaultValidator,
		const wxString &	aName = wxTextCtrlNameStr )

Definition at line 25 of file text_ctrl_eval.cpp.

References m_deferToBinder, m_eval, onTextEnter(), onTextFocusGet(), onTextFocusLost(), and UNSCALED.

Referenced by SetCustomEval().

~TEXT_CTRL_EVAL()

virtual TEXT_CTRL_EVAL::~TEXT_CTRL_EVAL ( )

inlinevirtual

Definition at line 46 of file text_ctrl_eval.h.

Member Function Documentation

DeferToBinder()

void TEXT_CTRL_EVAL::DeferToBinder ( )

inline

Leave evaluation to a UNIT_BINDER bound to this control.

Definition at line 79 of file text_ctrl_eval.h.

References m_deferToBinder.

evaluate()

void TEXT_CTRL_EVAL::evaluate ( )

protected

Definition at line 111 of file text_ctrl_eval.cpp.

References m_deferToBinder, and m_eval.

Referenced by onTextEnter(), and onTextFocusLost().

GetFormula()

wxString TEXT_CTRL_EVAL::GetFormula

(

)

const

Return the expression behind the displayed value, or the displayed text if there is none.

Definition at line 45 of file text_ctrl_eval.cpp.

References m_eval.

onTextEnter()

void TEXT_CTRL_EVAL::onTextEnter ( wxCommandEvent & aEvent )

protected

Definition at line 101 of file text_ctrl_eval.cpp.

References evaluate().

Referenced by TEXT_CTRL_EVAL().

onTextFocusGet()

void TEXT_CTRL_EVAL::onTextFocusGet ( wxFocusEvent & aEvent )

protected

Definition at line 73 of file text_ctrl_eval.cpp.

References m_deferToBinder, m_eval, and SetValue().

Referenced by TEXT_CTRL_EVAL().

onTextFocusLost()

void TEXT_CTRL_EVAL::onTextFocusLost ( wxFocusEvent & aEvent )

protected

Definition at line 84 of file text_ctrl_eval.cpp.

References evaluate(), m_customEval, and m_deferToBinder.

Referenced by TEXT_CTRL_EVAL().

RestoreFormula()

bool TEXT_CTRL_EVAL::RestoreFormula

(

const wxString &

aFormula

)

Show the result of an expression returned by GetFormula() and retain the expression so that it reappears for editing when the control gains focus.

Returns

false if the expression cannot be evaluated, leaving the control untouched.

Definition at line 56 of file text_ctrl_eval.cpp.

References m_deferToBinder, and m_eval.

SetCustomEval()

void TEXT_CTRL_EVAL::SetCustomEval ( std::function< void(TEXT_CTRL_EVAL *aCtrl)> aCustomEval )

inline

Definition at line 50 of file text_ctrl_eval.h.

References m_customEval, and TEXT_CTRL_EVAL().

SetValue()

void TEXT_CTRL_EVAL::SetValue ( const wxString & aValue )

override

Set a new value in evaluator buffer and display it in the wxTextCtrl.

Parameters

aValue

is the new value to store and display if aValue is empty, the value "0" is stored and displayed

Definition at line 38 of file text_ctrl_eval.cpp.

References m_eval.

Referenced by onTextFocusGet(), and PANEL_PREVIEW_3D_MODEL::PANEL_PREVIEW_3D_MODEL().

Member Data Documentation

m_customEval

std::optional<std::function<void( TEXT_CTRL_EVAL* aCtrl )> > TEXT_CTRL_EVAL::m_customEval

private

Definition at line 92 of file text_ctrl_eval.h.

Referenced by onTextFocusLost(), and SetCustomEval().

m_deferToBinder

bool TEXT_CTRL_EVAL::m_deferToBinder

private

Definition at line 93 of file text_ctrl_eval.h.

Referenced by DeferToBinder(), evaluate(), onTextFocusGet(), onTextFocusLost(), RestoreFormula(), and TEXT_CTRL_EVAL().

m_eval

NUMERIC_EVALUATOR TEXT_CTRL_EVAL::m_eval

protected

Numeric expression evaluator.

Definition at line 83 of file text_ctrl_eval.h.

Referenced by evaluate(), GetFormula(), onTextFocusGet(), RestoreFormula(), SetValue(), and TEXT_CTRL_EVAL().

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

• text_ctrl_eval.h
• text_ctrl_eval.cpp