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FloatEdit.cpp
Package: solidgraph_sources.zip　[view]
Upload User: kairuinn
Upload Date: 2009-02-07
Package Size: 2922k
Code Size: 4k
Category:

Graph program

Development Platform:

Visual C++

FloatEdit.cpp：Code Content
  1. // FloatEdit.cpp : implementation file
  2. //
  4. #include "stdafx.h"
  5. #include "FloatEdit.h"
  6. #include ".floatedit.h"
  8. #ifdef _DEBUG
  9. #define new DEBUG_NEW
  10. #undef THIS_FILE
  11. static char THIS_FILE[] = __FILE__;
  12. #endif
  14. /////////////////////////////////////////////////////////////////////////////
  15. // CFloatEdit
  17. CFloatEdit::CFloatEdit()
  18. {
  19. m_fix_button = NULL;
  20. }
  22. CFloatEdit::~CFloatEdit()
  23. {
  24. }
  26. void  CFloatEdit::SetValue(float val)
  27. {
  28. if (!IsFixed())
  29. {
  30. CString tmpS;
  31. tmpS.Format("%f",val);
  32. SetWindowText(tmpS);
  33. GetParent()->SetFocus();
  34. SendMessage(GET_DIALOGS_MESSAGE_POST_SET_FOCUS);
  35. }
  36. }
  38. float CFloatEdit::GetValue()
  39. {
  40. CString tmpS;
  41. GetWindowText(tmpS);
  42. char   *str,*stopstring;
  43. str = tmpS.GetBuffer();
  44. float  x;
  45. x = (float)strtod( str, &stopstring );
  46. if(str==stopstring)
  47. {
  48. SetWindowText("0.0000");
  49. return 0.0f;
  50. }
  51. return x;
  52. }
  54. void  CFloatEdit::SetFixButton(CToolTipBitmapButton* fB)
  55. {
  56. ASSERT(fB);
  57. m_fix_button = fB;
  58. }
  60. bool  CFloatEdit::IsFixed()
  61. {
  62. if(!m_fix_button) return false;
  63. return (m_fix_button->IsPressed());
  64. }
  66. BEGIN_MESSAGE_MAP(CFloatEdit, CEdit)
  67. //{{AFX_MSG_MAP(CFloatEdit)
  68. ON_WM_CHAR()
  69. //}}AFX_MSG_MAP
  70. ON_WM_SETFOCUS()
  71. ON_MESSAGE(GET_DIALOGS_MESSAGE_POST_SET_FOCUS, OnPostSetFocus)
  72. ON_MESSAGE(GET_DIALOGS_MESSAGE_PRE_SET_FOCUS, OnPreSetFocus)
  73. ON_WM_KEYDOWN()
  74. END_MESSAGE_MAP()
  76. /////////////////////////////////////////////////////////////////////////////
  77. // CFloatEdit message handlers
  79. void CFloatEdit::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags) 
  80. {
  81. /*switch(nChar)
  82.     { 
  83. case _T('.'):
  84. case _T('0'):
  85. case _T('1'):
  86. case _T('2'):
  87. case _T('3'):
  88. case _T('4'):
  89. case _T('5'):
  90. case _T('6'):
  91. case _T('7'):
  92. case _T('8'):
  93. case _T('9'):
  94. case _T('b'): //backspace 
  95. if(m_fix_button)
  96. m_fix_button->SetPressed(true);
  97. break;
  98. default:
  99. //GetParent()->SendMessage(WM_CHAR,nChar,0);
  100. return;
  101.        } 
  102. CEdit::OnChar(nChar,nRepCnt, nFlags);*/
  104. if(!(nChar >= '0' && nChar <= '9' || nChar == '.' || nChar == 'b' || nChar=='-'))
  105. return;
  106. if(nChar >= '0' && nChar <= '9' && m_fix_button)
  107. m_fix_button->SetPressed(true);
  108. CString str;
  109. GetWindowText(str);
  110. if(nChar == '.' && (str.Find('.') >= 0 || str.IsEmpty()))
  111. return;
  112. int nStartChar, nEndChar;
  113. GetSel(nStartChar, nEndChar);
  114. if(nChar == '-' && (nStartChar != 0)/* || nEndChar != 0)*/)
  115. return;
  116. if(nChar == 'b' && nStartChar <= 0)
  117. return;
  118. CEdit::OnChar(nChar, nRepCnt, nFlags);
  119. }
  121. void CFloatEdit::OnSetFocus(CWnd* pOldWnd)
  122. {
  123. CEdit::OnSetFocus(pOldWnd);
  124. SendMessage(GET_DIALOGS_MESSAGE_POST_SET_FOCUS);
  125. }
  127. LRESULT CFloatEdit::OnPostSetFocus(WPARAM, LPARAM)
  128. {
  129. SetSel(0,-1);
  130. return 0L;
  131. }
  133. LRESULT CFloatEdit::OnPreSetFocus(WPARAM nChar, LPARAM)
  134. {
  135. SetFocus();
  136. switch(nChar)
  137. { 
  138. case _T('-'):
  139. case _T('0'):
  140. case _T('1'):
  141. case _T('2'):
  142. case _T('3'):
  143. case _T('4'):
  144. case _T('5'):
  145. case _T('6'):
  146. case _T('7'):
  147. case _T('8'):
  148. case _T('9'):
  149. if(m_fix_button)
  150. m_fix_button->SetPressed(true);
  151. SetWindowText((char*)&nChar);
  152. SetSel(1,2);
  153. break;
  154. } 
  155. return 0L;
  156. }
  158. void CFloatEdit::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)
  159. {
  160. /*switch(nChar)
  161. { 
  162. //case _T('.'):
  163. case _T('0'):
  164. case _T('1'):
  165. case _T('2'):
  166. case _T('3'):
  167. case _T('4'):
  168. case _T('5'):
  169. case _T('6'):
  170. case _T('7'):
  171. case _T('8'):
  172. case _T('9'):
  173. case _T('b'): //backspace 
  174. case VK_DELETE:
  175. if(m_fix_button)
  176. m_fix_button->SetPressed(true);
  177. break;
  178. case VK_LEFT:
  179. case VK_RIGHT:
  180. break;
  181. default:
  182. return;
  183. } 
  184. */
  185. CEdit::OnKeyDown(nChar, nRepCnt, nFlags);
  186. }