wxWidgets/utils/wxprop/src/prop.cpp
Vadim Zeitlin c50f1fb922 1. wxStaticLine implemented (generic (ugly) and MSW versions)
2. wxTextDialog looks fine under MSW again
3. startup tips added: code, sample, docs
4. read-only text controls don't participate in TAB traversal


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2919 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
1999-06-28 21:39:49 +00:00

1120 lines
23 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: prop.cpp
// Purpose: Propert sheet classes implementation
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "prop.h"
#endif
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
#include <ctype.h>
#include <stdlib.h>
#include <math.h>
#include <string.h>
#if wxUSE_IOSTREAMH
#if defined(__WXMSW__) && !defined(__GNUWIN32__)
#include <strstrea.h>
#else
#include <strstream.h>
#endif
#else
#include <strstream>
#endif
#include "wx/window.h"
#include "wx/utils.h"
#include "wx/list.h"
#include "prop.h"
IMPLEMENT_DYNAMIC_CLASS(wxPropertyValue, wxObject)
wxPropertyValue::wxPropertyValue(void)
{
m_type = wxPropertyValueNull;
m_next = NULL;
m_last = NULL;
m_value.first = NULL;
m_clientData = NULL;
m_modifiedFlag = FALSE;
}
wxPropertyValue::wxPropertyValue(const wxPropertyValue& copyFrom)
{
m_modifiedFlag = FALSE;
Copy((wxPropertyValue& )copyFrom);
}
wxPropertyValue::wxPropertyValue(const char *val)
{
m_modifiedFlag = FALSE;
m_type = wxPropertyValueString;
m_value.string = copystring(val);
m_clientData = NULL;
m_next = NULL;
m_last = NULL;
}
wxPropertyValue::wxPropertyValue(const wxString& val)
{
m_modifiedFlag = FALSE;
m_type = wxPropertyValueString;
m_value.string = copystring((const char *)val);
m_clientData = NULL;
m_next = NULL;
m_last = NULL;
}
wxPropertyValue::wxPropertyValue(long the_integer)
{
m_modifiedFlag = FALSE;
m_type = wxPropertyValueInteger;
m_value.integer = the_integer;
m_clientData = NULL;
m_next = NULL;
}
wxPropertyValue::wxPropertyValue(bool val)
{
m_modifiedFlag = FALSE;
m_type = wxPropertyValuebool;
m_value.integer = val;
m_clientData = NULL;
m_next = NULL;
}
wxPropertyValue::wxPropertyValue(float the_real)
{
m_modifiedFlag = FALSE;
m_type = wxPropertyValueReal;
m_value.real = the_real;
m_clientData = NULL;
m_next = NULL;
}
wxPropertyValue::wxPropertyValue(double the_real)
{
m_modifiedFlag = FALSE;
m_type = wxPropertyValueReal;
m_value.real = (float)the_real;
m_clientData = NULL;
m_next = NULL;
}
// Pointer versions: we have a pointer to the real C++ value.
wxPropertyValue::wxPropertyValue(char **val)
{
m_modifiedFlag = FALSE;
m_type = wxPropertyValueStringPtr;
m_value.stringPtr = val;
m_clientData = NULL;
m_next = NULL;
m_last = NULL;
}
wxPropertyValue::wxPropertyValue(long *val)
{
m_modifiedFlag = FALSE;
m_type = wxPropertyValueIntegerPtr;
m_value.integerPtr = val;
m_clientData = NULL;
m_next = NULL;
}
wxPropertyValue::wxPropertyValue(bool *val)
{
m_modifiedFlag = FALSE;
m_type = wxPropertyValueboolPtr;
m_value.boolPtr = val;
m_clientData = NULL;
m_next = NULL;
}
wxPropertyValue::wxPropertyValue(float *val)
{
m_modifiedFlag = FALSE;
m_type = wxPropertyValueRealPtr;
m_value.realPtr = val;
m_clientData = NULL;
m_next = NULL;
}
wxPropertyValue::wxPropertyValue(wxList *the_list)
{
m_modifiedFlag = FALSE;
m_type = wxPropertyValueList;
m_clientData = NULL;
m_last = NULL;
m_value.first = NULL;
wxNode *node = the_list->First();
while (node)
{
wxPropertyValue *expr = (wxPropertyValue *)node->Data();
Append(expr);
node = node->Next();
}
delete the_list;
}
wxPropertyValue::wxPropertyValue(wxStringList *the_list)
{
m_modifiedFlag = FALSE;
m_type = wxPropertyValueList;
m_clientData = NULL;
m_last = NULL;
m_value.first = NULL;
wxNode *node = the_list->First();
while (node)
{
char *s = (char *)node->Data();
Append(new wxPropertyValue(s));
node = node->Next();
}
delete the_list;
}
wxPropertyValue::~wxPropertyValue(void)
{
switch (m_type)
{
case wxPropertyValueInteger:
case wxPropertyValuebool:
case wxPropertyValueReal:
{
break;
}
case wxPropertyValueString:
{
delete[] m_value.string;
break;
}
case wxPropertyValueList:
{
wxPropertyValue *expr = m_value.first;
while (expr)
{
wxPropertyValue *expr1 = expr->m_next;
delete expr;
expr = expr1;
}
break;
}
default:
case wxPropertyValueNull: break;
}
}
void wxPropertyValue::Append(wxPropertyValue *expr)
{
m_modifiedFlag = TRUE;
if (!m_value.first)
m_value.first = expr;
if (m_last)
m_last->m_next = expr;
m_last = expr;
}
void wxPropertyValue::Insert(wxPropertyValue *expr)
{
m_modifiedFlag = TRUE;
expr->m_next = m_value.first;
m_value.first = expr;
if (!m_last)
m_last = expr;
}
// Delete from list
void wxPropertyValue::Delete(wxPropertyValue *node)
{
wxPropertyValue *expr = GetFirst();
wxPropertyValue *previous = NULL;
while (expr && (expr != node))
{
previous = expr;
expr = expr->GetNext();
}
if (expr)
{
if (previous)
previous->m_next = expr->m_next;
// If node was the first in the list,
// make the list point to the NEXT one.
if (GetFirst() == expr)
{
m_value.first = expr->m_next;
}
// If node was the last in the list,
// make the list 'last' pointer point to the PREVIOUS one.
if (GetLast() == expr)
{
if (previous)
m_last = previous;
else
m_last = NULL;
}
m_modifiedFlag = TRUE;
delete expr;
}
}
void wxPropertyValue::ClearList(void)
{
wxPropertyValue *val = GetFirst();
if (val)
m_modifiedFlag = TRUE;
while (val)
{
wxPropertyValue *next = val->GetNext();
delete val;
val = next;
}
m_value.first = NULL;
m_last = NULL;
}
wxPropertyValue *wxPropertyValue::NewCopy(void) const
{
switch (m_type)
{
case wxPropertyValueInteger:
return new wxPropertyValue(m_value.integer);
case wxPropertyValuebool:
return new wxPropertyValue((bool) (m_value.integer != 0));
case wxPropertyValueReal:
return new wxPropertyValue(m_value.real);
case wxPropertyValueString:
return new wxPropertyValue(m_value.string);
case wxPropertyValueList:
{
wxPropertyValue *expr = m_value.first;
wxPropertyValue *new_list = new wxPropertyValue;
new_list->SetType(wxPropertyValueList);
while (expr)
{
wxPropertyValue *expr2 = expr->NewCopy();
new_list->Append(expr2);
expr = expr->m_next;
}
return new_list;
}
case wxPropertyValueIntegerPtr:
return new wxPropertyValue(m_value.integerPtr);
case wxPropertyValueRealPtr:
return new wxPropertyValue(m_value.realPtr);
case wxPropertyValueboolPtr:
return new wxPropertyValue(m_value.boolPtr);
case wxPropertyValueStringPtr:
return new wxPropertyValue(m_value.stringPtr);
case wxPropertyValueNull:
#ifdef __X__
cerr << "Should never get here!\n";
#endif
break;
}
return NULL;
}
void wxPropertyValue::Copy(wxPropertyValue& copyFrom)
{
m_type = copyFrom.Type();
switch (m_type)
{
case wxPropertyValueInteger:
(*this) = copyFrom.IntegerValue();
return ;
case wxPropertyValueReal:
(*this) = copyFrom.RealValue();
return ;
case wxPropertyValueString:
(*this) = wxString(copyFrom.StringValue());
return ;
case wxPropertyValuebool:
(*this) = copyFrom.BoolValue();
return ;
// Pointers
case wxPropertyValueboolPtr:
(*this) = copyFrom.BoolValuePtr();
return ;
case wxPropertyValueRealPtr:
(*this) = copyFrom.RealValuePtr();
return ;
case wxPropertyValueIntegerPtr:
(*this) = copyFrom.IntegerValuePtr();
return ;
case wxPropertyValueStringPtr:
{
char** s = copyFrom.StringValuePtr();
(*this) = s != 0;
return ;
}
case wxPropertyValueList:
{
m_value.first = NULL;
m_next = NULL;
m_last = NULL;
wxPropertyValue *expr = copyFrom.m_value.first;
while (expr)
{
wxPropertyValue *expr2 = expr->NewCopy();
Append(expr2);
expr = expr->m_next;
}
return;
}
case wxPropertyValueNull:
#ifdef __X__
cerr << "Should never get here!\n";
#endif
break;
}
}
// Return nth argument of a clause (starting from 1)
wxPropertyValue *wxPropertyValue::Arg(wxPropertyValueType type, int arg) const
{
wxPropertyValue *expr = m_value.first;
for (int i = 1; i < arg; i++)
if (expr)
expr = expr->m_next;
if (expr && (expr->m_type == type))
return expr;
else
return NULL;
}
// Return nth argument of a list expression (starting from zero)
wxPropertyValue *wxPropertyValue::Nth(int arg) const
{
if (m_type != wxPropertyValueList)
return NULL;
wxPropertyValue *expr = m_value.first;
for (int i = 0; i < arg; i++)
if (expr)
expr = expr->m_next;
else return NULL;
if (expr)
return expr;
else
return NULL;
}
// Returns the number of elements in a list expression
int wxPropertyValue::Number(void) const
{
if (m_type != wxPropertyValueList)
return 0;
int i = 0;
wxPropertyValue *expr = m_value.first;
while (expr)
{
expr = expr->m_next;
i ++;
}
return i;
}
void wxPropertyValue::WritePropertyClause(ostream& stream) // Write this expression as a top-level clause
{
if (m_type != wxPropertyValueList)
return;
wxPropertyValue *node = m_value.first;
if (node)
{
node->WritePropertyType(stream);
stream << "(";
node = node->m_next;
bool first = TRUE;
while (node)
{
if (!first)
stream << " ";
node->WritePropertyType(stream);
node = node->m_next;
if (node) stream << ",\n";
first = FALSE;
}
stream << ").\n\n";
}
}
void wxPropertyValue::WritePropertyType(ostream& stream) // Write as any other subexpression
{
switch (m_type)
{
case wxPropertyValueInteger:
{
stream << m_value.integer;
break;
}
case wxPropertyValueIntegerPtr:
{
stream << *m_value.integerPtr;
break;
}
case wxPropertyValuebool:
{
if (m_value.integer)
stream << "True";
else
stream << "False";
break;
}
case wxPropertyValueboolPtr:
{
if (*m_value.integerPtr)
stream << "True";
else
stream << "False";
break;
}
case wxPropertyValueReal:
{
float f = m_value.real;
sprintf(wxBuffer, "%.6g", (double)f);
stream << wxBuffer;
break;
}
case wxPropertyValueRealPtr:
{
float f = *m_value.realPtr;
/* Now the parser can cope with this.
// Prevent printing in 'e' notation. Any better way?
if (fabs(f) < 0.00001)
f = 0.0;
*/
sprintf(wxBuffer, "%.6g", f);
stream << wxBuffer;
break;
}
case wxPropertyValueString:
{
// stream << "\"";
int i;
int len = strlen(m_value.string);
for (i = 0; i < len; i++)
{
char ch = m_value.string[i];
// if (ch == '"' || ch == '\\')
// stream << "\\";
stream << ch;
}
// stream << "\"";
break;
}
case wxPropertyValueStringPtr:
{
int i;
int len = strlen(*(m_value.stringPtr));
for (i = 0; i < len; i++)
{
char ch = *(m_value.stringPtr)[i];
}
break;
}
case wxPropertyValueList:
{
if (!m_value.first)
stream << "[]";
else
{
wxPropertyValue *expr = m_value.first;
stream << "[";
while (expr)
{
expr->WritePropertyType(stream);
expr = expr->m_next;
if (expr) stream << ", ";
}
stream << "]";
}
break;
}
case wxPropertyValueNull: break;
}
}
wxString wxPropertyValue::GetStringRepresentation(void)
{
char buf[500];
buf[0] = 0;
ostrstream str((char *)buf, (int)500, ios::out);
WritePropertyType(str);
str << '\0';
str.flush();
wxString theString(buf);
return theString;
}
void wxPropertyValue::operator=(const wxPropertyValue& val)
{
m_modifiedFlag = TRUE;
Copy((wxPropertyValue&)val);
}
// void wxPropertyValue::operator=(const char *val)
void wxPropertyValue::operator=(const wxString& val1)
{
const char *val = (const char *)val1;
m_modifiedFlag = TRUE;
if (m_type == wxPropertyValueNull)
m_type = wxPropertyValueString;
if (m_type == wxPropertyValueString)
{
if (val)
m_value.string = copystring(val);
else
m_value.string = NULL;
}
else if (m_type == wxPropertyValueStringPtr)
{
if (*m_value.stringPtr)
delete[] *m_value.stringPtr;
if (val)
*m_value.stringPtr = copystring(val);
else
*m_value.stringPtr = NULL;
}
m_clientData = NULL;
m_next = NULL;
m_last = NULL;
}
void wxPropertyValue::operator=(const long val)
{
m_modifiedFlag = TRUE;
if (m_type == wxPropertyValueNull)
m_type = wxPropertyValueInteger;
if (m_type == wxPropertyValueInteger)
m_value.integer = val;
else if (m_type == wxPropertyValueIntegerPtr)
*m_value.integerPtr = val;
else if (m_type == wxPropertyValueReal)
m_value.real = (float)val;
else if (m_type == wxPropertyValueRealPtr)
*m_value.realPtr = (float)val;
m_clientData = NULL;
m_next = NULL;
}
void wxPropertyValue::operator=(const bool val)
{
m_modifiedFlag = TRUE;
if (m_type == wxPropertyValueNull)
m_type = wxPropertyValuebool;
if (m_type == wxPropertyValuebool)
m_value.integer = (long)val;
else if (m_type == wxPropertyValueboolPtr)
*m_value.boolPtr = val;
m_clientData = NULL;
m_next = NULL;
}
void wxPropertyValue::operator=(const float val)
{
m_modifiedFlag = TRUE;
if (m_type == wxPropertyValueNull)
m_type = wxPropertyValueReal;
if (m_type == wxPropertyValueInteger)
m_value.integer = (long)val;
else if (m_type == wxPropertyValueIntegerPtr)
*m_value.integerPtr = (long)val;
else if (m_type == wxPropertyValueReal)
m_value.real = val;
else if (m_type == wxPropertyValueRealPtr)
*m_value.realPtr = val;
m_clientData = NULL;
m_next = NULL;
}
void wxPropertyValue::operator=(const char **val)
{
m_modifiedFlag = TRUE;
m_type = wxPropertyValueStringPtr;
if (val)
m_value.stringPtr = (char **)val;
else
m_value.stringPtr = NULL;
m_clientData = NULL;
m_next = NULL;
m_last = NULL;
}
void wxPropertyValue::operator=(const long *val)
{
m_modifiedFlag = TRUE;
m_type = wxPropertyValueIntegerPtr;
m_value.integerPtr = (long *)val;
m_clientData = NULL;
m_next = NULL;
}
void wxPropertyValue::operator=(const bool *val)
{
m_modifiedFlag = TRUE;
m_type = wxPropertyValueboolPtr;
m_value.boolPtr = (bool *)val;
m_clientData = NULL;
m_next = NULL;
}
void wxPropertyValue::operator=(const float *val)
{
m_modifiedFlag = TRUE;
m_type = wxPropertyValueRealPtr;
m_value.realPtr = (float *)val;
m_clientData = NULL;
m_next = NULL;
}
long wxPropertyValue::IntegerValue(void) const
{
if (m_type == wxPropertyValueInteger)
return m_value.integer;
else if (m_type == wxPropertyValueReal)
return (long)m_value.real;
else if (m_type == wxPropertyValueIntegerPtr)
return *m_value.integerPtr;
else if (m_type == wxPropertyValueRealPtr)
return (long)(*m_value.realPtr);
else return 0;
}
long *wxPropertyValue::IntegerValuePtr(void) const
{
return m_value.integerPtr;
}
float wxPropertyValue::RealValue(void) const {
if (m_type == wxPropertyValueReal)
return m_value.real;
else if (m_type == wxPropertyValueRealPtr)
return *m_value.realPtr;
else if (m_type == wxPropertyValueInteger)
return (float)m_value.integer;
else if (m_type == wxPropertyValueIntegerPtr)
return (float)*(m_value.integerPtr);
else return 0.0;
}
float *wxPropertyValue::RealValuePtr(void) const
{
return m_value.realPtr;
}
bool wxPropertyValue::BoolValue(void) const {
if (m_type == wxPropertyValueReal)
return (m_value.real != 0.0);
if (m_type == wxPropertyValueRealPtr)
return (*(m_value.realPtr) != 0.0);
else if (m_type == wxPropertyValueInteger)
return (m_value.integer != 0);
else if (m_type == wxPropertyValueIntegerPtr)
return (*(m_value.integerPtr) != 0);
else if (m_type == wxPropertyValuebool)
return (m_value.integer != 0);
else if (m_type == wxPropertyValueboolPtr)
return (*(m_value.boolPtr) != 0);
else return FALSE;
}
bool *wxPropertyValue::BoolValuePtr(void) const
{
return m_value.boolPtr;
}
char *wxPropertyValue::StringValue(void) const {
if (m_type == wxPropertyValueString)
return m_value.string;
else if (m_type == wxPropertyValueStringPtr)
return *(m_value.stringPtr);
else return NULL;
}
char **wxPropertyValue::StringValuePtr(void) const
{
return m_value.stringPtr;
}
/*
* A property (name plus value)
*/
IMPLEMENT_DYNAMIC_CLASS(wxProperty, wxObject)
wxProperty::wxProperty(void)
{
m_propertyRole = (char *)NULL;
m_propertyValidator = NULL;
m_propertyWindow = NULL;
m_enabled = TRUE;
}
wxProperty::wxProperty(wxProperty& copyFrom)
{
m_value = copyFrom.GetValue();
m_name = copyFrom.GetName();
m_propertyRole = copyFrom.GetRole();
m_propertyValidator = copyFrom.GetValidator();
m_enabled = copyFrom.IsEnabled();
m_propertyWindow = NULL;
}
wxProperty::wxProperty(wxString nm, wxString role, wxPropertyValidator *ed):m_name(nm), m_propertyRole(role)
{
m_propertyValidator = ed;
m_propertyWindow = NULL;
m_enabled = TRUE;
}
wxProperty::wxProperty(wxString nm, const wxPropertyValue& val, wxString role, wxPropertyValidator *ed):
m_name(nm), m_value(val), m_propertyRole(role)
{
m_propertyValidator = ed;
m_propertyWindow = NULL;
m_enabled = TRUE;
}
wxProperty::~wxProperty(void)
{
if (m_propertyValidator)
delete m_propertyValidator;
}
wxPropertyValue& wxProperty::GetValue(void) const
{
return (wxPropertyValue&) m_value;
}
wxPropertyValidator *wxProperty::GetValidator(void) const
{
return m_propertyValidator;
}
wxString& wxProperty::GetName(void) const
{
return (wxString&) m_name;
}
wxString& wxProperty::GetRole(void) const
{
return (wxString&) m_propertyRole;
}
void wxProperty::SetValue(const wxPropertyValue& val)
{
m_value = val;
}
void wxProperty::SetValidator(wxPropertyValidator *ed)
{
m_propertyValidator = ed;
}
void wxProperty::SetRole(wxString& role)
{
m_propertyRole = role;
}
void wxProperty::SetName(wxString& nm)
{
m_name = nm;
}
void wxProperty::operator=(const wxPropertyValue& val)
{
m_value = val;
}
/*
* Base property view class
*/
IMPLEMENT_DYNAMIC_CLASS(wxPropertyView, wxEvtHandler)
wxPropertyView::wxPropertyView(long flags)
{
m_buttonFlags = flags;
m_propertySheet = NULL;
m_currentValidator = NULL;
m_currentProperty = NULL;
}
wxPropertyView::~wxPropertyView(void)
{
}
void wxPropertyView::AddRegistry(wxPropertyValidatorRegistry *registry)
{
m_validatorRegistryList.Append(registry);
}
wxPropertyValidator *wxPropertyView::FindPropertyValidator(wxProperty *property)
{
if (property->GetValidator())
return property->GetValidator();
wxNode *node = m_validatorRegistryList.First();
while (node)
{
wxPropertyValidatorRegistry *registry = (wxPropertyValidatorRegistry *)node->Data();
wxPropertyValidator *validator = registry->GetValidator(property->GetRole());
if (validator)
return validator;
node = node->Next();
}
return NULL;
/*
if (!wxDefaultPropertyValidator)
wxDefaultPropertyValidator = new wxPropertyListValidator;
return wxDefaultPropertyValidator;
*/
}
/*
* Property sheet
*/
IMPLEMENT_DYNAMIC_CLASS(wxPropertySheet, wxObject)
wxPropertySheet::wxPropertySheet(void):m_properties(wxKEY_STRING)
{
}
wxPropertySheet::~wxPropertySheet(void)
{
Clear();
}
bool wxPropertySheet::Save( ostream& WXUNUSED(str) )
{
return FALSE;
}
bool wxPropertySheet::Load( ostream& WXUNUSED(str) )
{
return FALSE;
}
void wxPropertySheet::UpdateAllViews( wxPropertyView *WXUNUSED(thisView) )
{
}
// Add a property
void wxPropertySheet::AddProperty(wxProperty *property)
{
m_properties.Append((const char*) property->GetName(), property);
}
// Get property by name
wxProperty *wxPropertySheet::GetProperty(wxString name)
{
wxNode *node = m_properties.Find((const char*) name);
if (!node)
return NULL;
else
return (wxProperty *)node->Data();
}
// Clear all properties
void wxPropertySheet::Clear(void)
{
wxNode *node = m_properties.First();
while (node)
{
wxProperty *prop = (wxProperty *)node->Data();
wxNode *next = node->Next();
delete prop;
delete node;
node = next;
}
}
// Sets/clears the modified flag for each property value
void wxPropertySheet::SetAllModified(bool flag)
{
wxNode *node = m_properties.First();
while (node)
{
wxProperty *prop = (wxProperty *)node->Data();
prop->GetValue().SetModified(flag);
node = node->Next();
}
}
/*
* Property validator registry
*
*/
IMPLEMENT_DYNAMIC_CLASS(wxPropertyValidatorRegistry, wxHashTable)
wxPropertyValidatorRegistry::wxPropertyValidatorRegistry(void):wxHashTable(wxKEY_STRING)
{
}
wxPropertyValidatorRegistry::~wxPropertyValidatorRegistry(void)
{
ClearRegistry();
}
void wxPropertyValidatorRegistry::RegisterValidator(const wxString& typeName, wxPropertyValidator *validator)
{
Put((const char*) typeName, validator);
}
wxPropertyValidator *wxPropertyValidatorRegistry::GetValidator(const wxString& typeName)
{
return (wxPropertyValidator *)Get((const char*) typeName);
}
void wxPropertyValidatorRegistry::ClearRegistry(void)
{
BeginFind();
wxNode *node;
while (node = Next())
{
delete (wxPropertyValidator *)node->Data();
}
}
/*
* Property validator
*/
IMPLEMENT_ABSTRACT_CLASS(wxPropertyValidator, wxEvtHandler)
wxPropertyValidator::wxPropertyValidator(long flags)
{
m_validatorFlags = flags;
m_validatorProperty = NULL;
}
wxPropertyValidator::~wxPropertyValidator(void)
{}
bool wxPropertyValidator::StringToFloat (char *s, float *number) {
double num;
bool ok = StringToDouble (s, &num);
*number = (float) num;
return ok;
}
bool wxPropertyValidator::StringToDouble (char *s, double *number) {
bool ok = TRUE;
char *value_ptr;
*number = strtod (s, &value_ptr);
if (value_ptr) {
int len = strlen (value_ptr);
for (int i = 0; i < len; i++) {
ok = (isspace (value_ptr[i]) != 0);
if (!ok) return FALSE;
}
}
return ok;
}
bool wxPropertyValidator::StringToInt (char *s, int *number) {
long num;
bool ok = StringToLong (s, &num);
*number = (int) num;
return ok;
}
bool wxPropertyValidator::StringToLong (char *s, long *number) {
bool ok = TRUE;
char *value_ptr;
*number = strtol (s, &value_ptr, 10);
if (value_ptr) {
int len = strlen (value_ptr);
for (int i = 0; i < len; i++) {
ok = (isspace (value_ptr[i]) != 0);
if (!ok) return FALSE;
}
}
return ok;
}
char *wxPropertyValidator::FloatToString (float number) {
static char buf[20];
sprintf (buf, "%.6g", number);
return buf;
}
char *wxPropertyValidator::DoubleToString (double number) {
static char buf[20];
sprintf (buf, "%.6g", number);
return buf;
}
char *wxPropertyValidator::IntToString (int number) {
return ::IntToString (number);
}
char *wxPropertyValidator::LongToString (long number) {
return ::LongToString (number);
}