www.gusucode.com > 基于Visual C++高级界面特效制作百例源码程序 > 基于Visual C++高级界面特效制作百例源码程序/code/char03/DevStudio/DevStudio/TreeViewClass.cpp
// TreeViewClass.cpp : implementation file // #include "stdafx.h" #include "Demo_DevStudio.h" #include "TreeViewClass.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif ///////////////////////////////////////////////////////////////////////////// // CTreeViewClass IMPLEMENT_DYNCREATE(CTreeViewClass, CTreeView) CTreeViewClass::CTreeViewClass() { } CTreeViewClass::~CTreeViewClass() { } BEGIN_MESSAGE_MAP(CTreeViewClass, CTreeView) //{{AFX_MSG_MAP(CTreeViewClass) ON_NOTIFY_REFLECT(TVN_ITEMEXPANDING, OnItemexpanding) ON_NOTIFY_REFLECT(TVN_SELCHANGED, OnSelchanged) ON_WM_CREATE() //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CTreeViewClass drawing void CTreeViewClass::OnDraw(CDC* pDC) { CDocument* pDoc = GetDocument(); // TODO: add draw code here /* // create a memory dc compatible with the paint dc CDC memdc; memdc->CreateCompatibleDC( pDC ); CRect rcclip, rcclient; pDC->GetClipBox( &rcclip ); getClientRect(&rcclient); // select a compatible bitmap into the memory dc CBitmap bitmap; bitmap.CreateCompatibleBitmap ( &dc, rcclient.width(), rcclient.height() ); memdc->SelectObject( &bitmap ); // set clip region to be same as that in paint dc CRgn rgn; rgn.CreateRectRgnIndirect( &rcclip ); mempDC->SelectClipRgn(&rgn); rgn.DeleteObject(); // first let the control do its default drawing. CWnd::DefWindowProc( WM_PAINT, (wparam)mempDC->m_hdc, 0 ); // now create a mask CDC maskdc; maskdc->CreateCompatibleDC(&dc); CBitmap maskbitmap; // create monochrome bitmap for the mask maskbitmap.CreateBitmap( rcclip.Width(), rcclip.Height(), 1, 1, null ); maskdc->SelectObject( &maskbitmap ); memdc->SetBkColor( ::getsyscolor( color_window ) ); // create the mask from the memory dc maskdc->BitBlt( 0, 0, rcclip.Width(), rcclip.Height(), &memdc, rcclip.left, rcclip.top, srccopy ); // fill the background../di2001.jpgh custom color // use a protected member variable to save the color // rather than hard coding it. pDC->FillRect(rcclip, &CBrush(RGB(255,255,192)) ); // copy the image in memdc transparently // maskblt works in nt only - so we use another method // pDC->maskblt( rcclip.left, rcclip.top, rcclip.width(), rcclip.height(), &memdc, // rcclip.left, rcclip.top, maskbitmap, 0, 0, // makerop4(srcand,srccopy) ); // set the background../di2001.jpgn memdc to black. using srcpaint with black and any other // color results in the other color, thus making black the transparent color memdc->SetBkColor(RGB(0,0,0)); memdc->SetTextColor(RGB(255,255,255)); memdc->BitBlt(rcclip.left, rcclip.top, rcclip.Width(), rcclip.Height(), &maskdc, rcclip.left, rcclip.top, srcand); // set the foreground to black. see comment above. pDC->SetBkColor(rgb(255,255,255)); pDC->SetTextColor(rgb(0,0,0)); pDC->BitBlt(rcclip.left, rcclip.top, rcclip.Width(), rcclip.Height(), &maskdc, rcclip.left, rcclip.top, srcand); // combine the foreground with the background../di2001.jpgd pDC->BitBlt(rcclip.left, rcclip.top, rcclip.Width(), rcclip.Height(), &memdc, rcclip.left, rcclip.top,srcpaint); */ } ///////////////////////////////////////////////////////////////////////////// // CTreeViewClass diagnostics #ifdef _DEBUG void CTreeViewClass::AssertValid() const { CTreeView::AssertValid(); } void CTreeViewClass::Dump(CDumpContext& dc) const { CTreeView::Dump(dc); } #endif //_DEBUG ///////////////////////////////////////////////////////////////////////////// // CTreeViewClass message handlers void CTreeViewClass::OnItemexpanding(NMHDR* pNMHDR, LRESULT* pResult) { NM_TREEVIEW* pNMTreeView = (NM_TREEVIEW*)pNMHDR; // TODO: Add your control notification handler code here *pResult = 0; } void CTreeViewClass::OnSelchanged(NMHDR* pNMHDR, LRESULT* pResult) { NM_TREEVIEW* pNMTreeView = (NM_TREEVIEW*)pNMHDR; // TODO: Add your control notification handler code here *pResult = 0; } static CString csTree[] = { _T("Demo classes"), _T("CClassName"), _T("Globals") }; int CTreeViewClass::OnCreate(LPCREATESTRUCT lpCreateStruct) { if (CTreeView::OnCreate(lpCreateStruct) == -1) return -1; // TODO: Add your specialized creation code here m_TreeCtrl = &GetTreeCtrl(); // Create the image list for the tree control m_ImageList.Create (IDB_IL_CLASS, 16, 1, RGB(0,255,0)); m_TreeCtrl->SetImageList (&m_ImageList, TVSIL_NORMAL); // Add the parent item HTREEITEM htItem = m_TreeCtrl->InsertItem(csTree[0]); m_TreeCtrl->SetItemState( htItem, TVIS_BOLD, TVIS_BOLD ); // Add children for( int i = 1; i < 8; i++ ) { m_TreeCtrl->InsertItem (csTree[1], 1, 1, htItem, TVI_LAST); } // Add children m_TreeCtrl->InsertItem (csTree[2], 2, 3, htItem, TVI_LAST); m_TreeCtrl->Expand(htItem, TVE_EXPAND); return 0; } BOOL CTreeViewClass::PreCreateWindow(CREATESTRUCT& cs) { // TODO: Add your specialized code here and/or call the base class cs.style |= TVS_HASBUTTONS | TVS_HASLINES | TVS_LINESATROOT; return CTreeView::PreCreateWindow(cs); }