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RTTreeCtrl.cpp
资源名称：20060417006-9709.rar　[点击查看]
上传用户：qhonly
上传日期：2013-06-10
资源大小：487k
文件大小：3k
源码类别：

界面编程

开发平台：

Visual C++

RTTreeCtrl.cpp：源码内容
  1. // RTTreeCtrl.cpp : 实现文件
  2. //
  4. #include "stdafx.h"
  5. #include "RTTreeCtrl.h"
  6. #include "RTDraw.h"
  8. // CRTTreeCtrl
  10. IMPLEMENT_DYNAMIC(CRTTreeCtrl, CTreeCtrl)
  11. CRTTreeCtrl::CRTTreeCtrl()
  12. {
  13. }
  15. CRTTreeCtrl::~CRTTreeCtrl()
  16. {
  17. }
  19. CBitmap* CRTTreeCtrl::m_BackBitmap[4] = {NULL,NULL,NULL,NULL};
  20. UINT     CRTTreeCtrl::m_BackBitmapDrawMode[4] = {0,0,0,0};
  21. BOOL     CRTTreeCtrl::m_IsEnableSkin = TRUE;
  24. BEGIN_MESSAGE_MAP(CRTTreeCtrl, CTreeCtrl)
  25. ON_WM_ERASEBKGND()
  26. ON_WM_PAINT()
  27. ON_WM_CREATE()
  28. ON_NOTIFY_REFLECT(TVN_ITEMEXPANDING, OnTvnItemexpanding)
  29. ON_NOTIFY_REFLECT(TVN_ITEMEXPANDED, OnTvnItemexpanded)
  30. END_MESSAGE_MAP()
  34. // CRTTreeCtrl 消息处理程序
  35. void CRTTreeCtrl::SetBackBitmap(CBitmap *pBack[],UINT DrawMode[])
  36. {
  37. for(int i = 0; i < 4; i++)
  38. {
  39. m_BackBitmap[i] = pBack[i];
  40. m_BackBitmapDrawMode[i] = DrawMode[i];
  41. }
  42. }
  44. void CRTTreeCtrl::EnableSkin(BOOL IsEnable)
  45. {
  46. m_IsEnableSkin = IsEnable;
  47. }
  49. BOOL CRTTreeCtrl::OnEraseBkgnd(CDC* pDC)
  50. {
  51. if(!m_IsEnableSkin)
  52. return CTreeCtrl::OnEraseBkgnd(pDC);
  53. return TRUE;
  54. }
  56. void CRTTreeCtrl::OnPaint()
  57. {
  58. int max = 0;
  59. int pos = 0;
  60. max = GetScrollLimit(SBS_VERT);
  61. pos = GetScrollPos(SBS_VERT);
  62. m_Container.SetVerRange(0,max);
  63. m_Container.SetVerPos(pos);
  65. max = GetScrollLimit(SBS_HORZ);
  66. pos = GetScrollPos(SBS_HORZ);
  67. m_Container.SetHorRange(0,max);
  68. m_Container.SetHorPos(pos);
  70. if(!m_IsEnableSkin)return CTreeCtrl::OnPaint();
  71.   
  73. CRect rcWnd;
  74. GetClientRect(&rcWnd);
  75. CClientDC ptDC(this);
  77. CDC defDC;
  78. CMemDC memDC(&ptDC,rcWnd);
  80. defDC.CreateCompatibleDC(&ptDC);
  82. CBitmap  defBmp;
  83. CBitmap* defOld;
  85. defBmp.CreateCompatibleBitmap(&ptDC,rcWnd.Width(),rcWnd.Height());
  86. defOld = defDC.SelectObject(&defBmp);
  88. DefWindowProc(WM_ERASEBKGND, (WPARAM)defDC.m_hDC , 0);
  89. DefWindowProc(WM_PAINT, (WPARAM)defDC.m_hDC , 0);
  91. CRTDraw::RTDrawBitmap(&memDC,&rcWnd,m_BackBitmap[BMP_BACK],m_BackBitmapDrawMode[BMP_BACK]);
  93. memDC.TransparentBlt(rcWnd.left,rcWnd.top,rcWnd.Width(),rcWnd.Height(),&defDC,rcWnd.left,rcWnd.top,rcWnd.Width(),rcWnd.Height(),GetSysColor(COLOR_WINDOW));
  94. CPaintDC dc(this);
  95. defDC.SelectObject(defOld);
  96. }
  99. CScrollBar* CRTTreeCtrl::GetScrollBarCtrl(int nBar) const
  100. {
  101. // TODO: 在此添加专用代码和/或调用基类
  102. return NULL;
  103. //return CTreeCtrl::GetScrollBarCtrl(nBar);
  104. }
  106. void CRTTreeCtrl::PreSubclassWindow()
  107. {
  108. m_Container.Create(this);
  109. CTreeCtrl::PreSubclassWindow();
  110. }
  112. int CRTTreeCtrl::OnCreate(LPCREATESTRUCT lpCreateStruct)
  113. {
  114. if (CTreeCtrl::OnCreate(lpCreateStruct) == -1)
  115. return -1;
  116. m_Container.Create(this);
  117. return 0;
  118. }
  120. void CRTTreeCtrl::OnTvnItemexpanding(NMHDR *pNMHDR, LRESULT *pResult)
  121. {
  122. LPNMTREEVIEW pNMTreeView = reinterpret_cast<LPNMTREEVIEW>(pNMHDR);
  123. SetRedraw(FALSE);
  124. *pResult = 0;
  125. }
  127. void CRTTreeCtrl::OnTvnItemexpanded(NMHDR *pNMHDR, LRESULT *pResult)
  128. {
  129. LPNMTREEVIEW pNMTreeView = reinterpret_cast<LPNMTREEVIEW>(pNMHDR);
  130. SetRedraw(TRUE);
  131. *pResult = 0;
  132. }
  134. LRESULT CRTTreeCtrl::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
  135. {
  136. return CTreeCtrl::WindowProc(message, wParam, lParam);
  137. }