129 lines
2.4 KiB
C++
129 lines
2.4 KiB
C++
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// edit_ex.cpp : implementation file
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//
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#include "std_afx.h"
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#include "edit_ex.h"
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/////////////////////////////////////////////////////////////////////////////
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// CEditEx
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CEditEx::CEditEx() : _Listener(NULL), _Type(StringType)
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{
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}
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CEditEx::~CEditEx()
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{
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}
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BEGIN_MESSAGE_MAP(CEditEx, CEdit)
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//{{AFX_MSG_MAP(CEditEx)
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ON_WM_SETFOCUS()
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ON_WM_KEYDOWN()
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//}}AFX_MSG_MAP
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END_MESSAGE_MAP()
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/////////////////////////////////////////////////////////////////////////////
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// CEditEx message handlers
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void CEditEx::OnSetFocus(CWnd* pOldWnd)
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{
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CEdit::OnSetFocus(pOldWnd);
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PostMessage(EM_SETSEL, 0, -1);
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Invalidate();
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}
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sint CEditEx::getSInt() const
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{
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nlassert(_Type == SIntType);
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return (sint) ::atoi(getString().c_str());
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}
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uint CEditEx::getUInt() const
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{
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nlassert(_Type == UIntType);
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return (uint) ::atoi(getString().c_str());
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}
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float CEditEx::getFloat() const
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{
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nlassert(_Type == FloatType);
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return (float) ::atof(getString().c_str());
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}
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std::string CEditEx::getString() const
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{
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char buf[128];
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GetWindowText(buf, sizeof(buf));
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return std::string(buf);
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}
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void CEditEx::setSInt(sint value)
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{
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nlassert(_Type == SIntType);
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char buf[16];
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sprintf(buf, "%d", (int) value);
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setString(buf);
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}
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void CEditEx::setUInt(uint value)
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{
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nlassert(_Type == UIntType);
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char buf[16];
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sprintf(buf, "%d", (int) value);
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setString(buf);
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}
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void CEditEx::setFloat(float value)
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{
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nlassert(_Type == FloatType);
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char buf[16];
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sprintf(buf, "%g", (double) value);
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setString(buf);
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}
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void CEditEx::setString(const char *value)
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{
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SetWindowText(value);
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}
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void CEditEx::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)
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{
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if (nChar == 13) // return pressed ?
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{
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if (isValid())
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{
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if (_Listener)
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{
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_Listener->editExValueChanged(this);
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}
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}
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else
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{
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MessageBox("Invalid value", "Error", MB_OK | MB_ICONEXCLAMATION);
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}
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}
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CEdit::OnKeyDown(nChar, nRepCnt, nFlags);
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}
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bool CEditEx::isValid()
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{
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int iValue;
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float fValue;
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switch(_Type)
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{
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case SIntType:
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return sscanf(getString().c_str(), "%d", &iValue) == 1;
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break;
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case UIntType:
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return sscanf(getString().c_str(), "%d", &iValue) == 1 && iValue >= 0;
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break;
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case FloatType:
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return sscanf(getString().c_str(), "%f", &fValue) == 1;
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break;
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default:
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return true;
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break;
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}
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}
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