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OLEDBDepartmentMFCView.cpp
资源名称：vc++6.0数据库编程大全（代码）.rar　[点击查看]
上传用户：benben_wyd
上传日期：2010-02-26
资源大小：1229k
文件大小：3k
源码类别：

书籍源码

开发平台：

Visual C++

OLEDBDepartmentMFCView.cpp：源码内容
  1. // OLEDBDepartmentMFCView.cpp : implementation of the COLEDBDepartmentMFCView class
  2. //
  4. #include "stdafx.h"
  5. #include "OLEDBDepartmentMFC.h"
  7. #include "OLEDBDepartmentMFCSet.h"
  8. #include "OLEDBDepartmentMFCDoc.h"
  9. #include "OLEDBDepartmentMFCView.h"
  11. #ifdef _DEBUG
  12. #define new DEBUG_NEW
  13. #undef THIS_FILE
  14. static char THIS_FILE[] = __FILE__;
  15. #endif
  17. /////////////////////////////////////////////////////////////////////////////
  18. // COLEDBDepartmentMFCView
  20. IMPLEMENT_DYNCREATE(COLEDBDepartmentMFCView, COleDBRecordView)
  22. BEGIN_MESSAGE_MAP(COLEDBDepartmentMFCView, COleDBRecordView)
  23. //{{AFX_MSG_MAP(COLEDBDepartmentMFCView)
  24. // NOTE - the ClassWizard will add and remove mapping macros here.
  25. //    DO NOT EDIT what you see in these blocks of generated code!
  26. //}}AFX_MSG_MAP
  27. END_MESSAGE_MAP()
  29. /////////////////////////////////////////////////////////////////////////////
  30. // COLEDBDepartmentMFCView construction/destruction
  32. COLEDBDepartmentMFCView::COLEDBDepartmentMFCView()
  33. : COleDBRecordView(COLEDBDepartmentMFCView::IDD)
  34. {
  35. //{{AFX_DATA_INIT(COLEDBDepartmentMFCView)
  36. // NOTE: the ClassWizard will add member initialization here
  37. m_pSet = NULL;
  38. //}}AFX_DATA_INIT
  39. // TODO: add construction code here
  41. }
  43. COLEDBDepartmentMFCView::~COLEDBDepartmentMFCView()
  44. {
  45. }
  47. void COLEDBDepartmentMFCView::DoDataExchange(CDataExchange* pDX)
  48. {
  49. COleDBRecordView::DoDataExchange(pDX);
  50. //{{AFX_DATA_MAP(COLEDBDepartmentMFCView)
  51. // NOTE: the ClassWizard will add DDX and DDV calls here
  52. //}}AFX_DATA_MAP
  53. DDX_Text(pDX, IDC_DEPARTMENTCODE, m_pSet->m_DepartmentCode, 5);
  54. DDV_MaxChars(pDX, m_pSet->m_DepartmentCode, 4);
  55. DDX_Text(pDX, IDC_DEPARTMENTNAME, m_pSet->m_DepartmentName, 51);
  56. DDV_MaxChars(pDX, m_pSet->m_DepartmentName, 51);
  57. }
  59. BOOL COLEDBDepartmentMFCView::PreCreateWindow(CREATESTRUCT& cs)
  60. {
  61. // TODO: Modify the Window class or styles here by modifying
  62. //  the CREATESTRUCT cs
  64. return COleDBRecordView::PreCreateWindow(cs);
  65. }
  67. void COLEDBDepartmentMFCView::OnInitialUpdate()
  68. {
  69. m_pSet = &GetDocument()->m_oLEDBDepartmentMFCSet;
  70. {
  71. CWaitCursor wait;
  72. HRESULT hr = m_pSet->Open();
  73. if (hr != S_OK)
  74. {
  75. AfxMessageBox(_T("Record set failed to open."), MB_OK);
  76. // Disable the Next and Previous record commands,
  77. // since attempting to change the current record without an
  78. // open RecordSet will cause a crash.
  79. m_bOnFirstRecord = TRUE;
  80. m_bOnLastRecord = TRUE;
  81. }
  82. }
  83. COleDBRecordView::OnInitialUpdate();
  85. }
  87. /////////////////////////////////////////////////////////////////////////////
  88. // COLEDBDepartmentMFCView diagnostics
  90. #ifdef _DEBUG
  91. void COLEDBDepartmentMFCView::AssertValid() const
  92. {
  93. COleDBRecordView::AssertValid();
  94. }
  96. void COLEDBDepartmentMFCView::Dump(CDumpContext& dc) const
  97. {
  98. COleDBRecordView::Dump(dc);
  99. }
  101. COLEDBDepartmentMFCDoc* COLEDBDepartmentMFCView::GetDocument() // non-debug version is inline
  102. {
  103. ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(COLEDBDepartmentMFCDoc)));
  104. return (COLEDBDepartmentMFCDoc*)m_pDocument;
  105. }
  106. #endif //_DEBUG
  108. /////////////////////////////////////////////////////////////////////////////
  109. // COLEDBDepartmentMFCView database support
  110. CRowset* COLEDBDepartmentMFCView::OnGetRowset()
  111. {
  112. return m_pSet;
  113. }
  116. /////////////////////////////////////////////////////////////////////////////
  117. // COLEDBDepartmentMFCView message handlers