FormSwap2.rar_FormSwap2_视图切换

//////////////////////////////////////////////////////////////// // 1998 Microsoft Systems Journal. // If this code works, it was written by Paul DiLascia. // If not, I don't know who wrote it. // Compiles with Visual C++ 5.0 on Windows 95 // #include "StdAfx.h" #include "FormSwap2.h" #include "MainFrm.h" #include "LeftView.h" #include "Forms.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif const ROWFORMVIEW = 0; const COLFORMVIEW = 1; const CXLIST = 50; const IDLEFTVIEW = AFX_IDW_PANE_FIRST; // Get the size of a dialog static CSize GetDialogSize(LPCTSTR lpszTemplName, CWnd* pParent); IMPLEMENT_DYNCREATE(CMainFrame, CFrameWnd) BEGIN_MESSAGE_MAP(CMainFrame, CFrameWnd) ON_WM_CREATE() ON_COMMAND(ID_NEXT_FORM, OnViewNextForm) ON_NOTIFY(LVN_ITEMCHANGED, IDLEFTVIEW, OnItemChanged) END_MESSAGE_MAP() static UINT indicators[] = { ID_SEPARATOR, // status line indicator ID_INDICATOR_CAPS, ID_INDICATOR_NUM, ID_INDICATOR_SCRL, }; CMainFrame::CMainFrame() { } CMainFrame::~CMainFrame() { } int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct) { if (CFrameWnd::OnCreate(lpCreateStruct) == -1) return -1; if (!m_wndToolBar.Create(this) || !m_wndToolBar.LoadToolBar(IDR_MAINFRAME)) { TRACE0("Failed to create toolbar\n"); return -1; // fail to create } m_wndToolBar.ModifyStyle(0, TBSTYLE_FLAT); if (!m_wndStatusBar.Create(this) || !m_wndStatusBar.SetIndicators(indicators, sizeof(indicators)/sizeof(UINT))) { TRACE0("Failed to create status bar\n"); return -1; // fail to create } m_wndToolBar.SetBarStyle(m_wndToolBar.GetBarStyle() | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC); // Make frame just big enough to fit dialog CSize sz = GetDialogSize(MAKEINTRESOURCE(IDD_DIALOG1), this); CRect rc(CPoint(0,0), sz); CalcWindowRect(&rc); SetWindowPos(NULL, 0, 0, rc.Width(), rc.Height(), SWP_NOMOVE|SWP_NOZORDER); return 0; } ////////////////// // Client window created: Set up splitter window and save // pointers to the two panes // BOOL CMainFrame::OnCreateClient( LPCREATESTRUCT /*lpcs*/, CCreateContext* pcc) { // create splitter window if (!m_wndSplitter.CreateStatic(this, 1, 2)) return FALSE; // Create left and right pane/views. // CSplitterWnd& sw = m_wndSplitter; if (!sw.CreateView(0,0,RUNTIME_CLASS(CLeftView), CSize(CXLIST,100), pcc) || !sw.CreateView(ROWFORMVIEW, COLFORMVIEW, FormData.GetViewClass(FormData.GetCurrentForm()), CSize(0,0), // will get fixed in CMainFrame::OnCreate pcc) ) { TRACE("***CMainFrame: failed to create splitter views\n"); sw.DestroyWindow(); return FALSE; } // Double-check for ON_NOTIFY in message map above ASSERT(AFX_IDW_PANE_FIRST == sw.IdFromRowCol(0,0)); return TRUE; } ////////////////// // User selected a different item: change the form view. // void CMainFrame::OnItemChanged(NMLISTVIEW* pnmlv, LRESULT* pRes) { if ((pnmlv->uChanged & LVIF_STATE) && (pnmlv->uNewState & LVIS_SELECTED)) { ViewForm(pnmlv->iItem); // change it } *pRes = 0; } ////////////////// // Handle View | Next Form command // void CMainFrame::OnViewNextForm() { UINT iWhich = FormData.GetCurrentForm(); UINT nForms = FormData.GetMaxNumForms(); if (++iWhich >= nForms) iWhich = 0; ViewForm(iWhich); } ////////////////// // Change the view in the right pane // void CMainFrame::ViewForm(UINT iWhich) { if (iWhich != FormData.GetCurrentForm()) { TRACE("\nCMainFrame::ViewForm: %d\n", iWhich); CMySplitterWnd& sw = m_wndSplitter; sw.ChangeView(ROWFORMVIEW, COLFORMVIEW, FormData.GetViewClass(iWhich)); FormData.SetCurrentForm(iWhich); } } ////////////////// // Route commands to splitter window. // BOOL CMainFrame::OnCmdMsg(UINT nID, int nCode, void* pExtra, AFX_CMDHANDLERINFO* pHandlerInfo) { // Pass to splitter if (m_wndSplitter.OnCmdMsg(nID, nCode, pExtra, pHandlerInfo)) return TRUE; // Call default routing--very important! return CFrameWnd::OnCmdMsg(nID, nCode, pExtra, pHandlerInfo); } ////////////////// // CDialog class to get the size of a dialog. // Assumes dialog is invisible (no WS_VISIBLE). // class CTempDlg : public CDialog { public: CRect m_rcDlg; protected: virtual BOOL OnInitDialog(); }; //////////////// // Initialize dialog: save size, then quit. // Ignore "dialog failed" TRACE from MFC. // BOOL CTempDlg::OnInitDialog() { GetWindowRect(&m_rcDlg); m_rcDlg -= m_rcDlg.TopLeft(); EndDialog(0); return TRUE; } ////////////////// // static fn uses CTempDlg to get the size of any dialog used in a CFormView. // static CSize GetDialogSize(LPCTSTR lpszTemplName, CWnd* pParent) { CTempDlg dlg; dlg.Create(lpszTemplName, pParent); return dlg.m_rcDlg.Size(); } ////////////////// // Calculate the size of the total frame, given a desired client (form) size. // Start with client rect and add all the extra stuff. // void CMainFrame::CalcWindowRect(PRECT prcClient, UINT nAdjustType) { CRect rect(0, 0, 32767, 32767); RepositionBars(0, 0xffff, AFX_IDW_PANE_FIRST, reposQuery, &rect, &rect, FALSE); CSize szBorder = m_wndSplitter.GetBorderSize(); CSize szSplitter = m_wndSplitter.GetSplitterSize(); prcClient->bottom += rect.Height() + // total toolbar height + GetSystemMetrics(SM_CYMENU) + // menu + GetSystemMetrics(SM_CYCAPTION) + // title bar + 2 * GetSystemMetrics(SM_CYSIZEFRAME) + // top/bottom window frame + 2 * szBorder.cy; // splitter borders prcClient->right += CXLIST + // left pane width 2 * GetSystemMetrics(SM_CXSIZEFRAME) + // L/R window border 4 * szBorder.cx + // 2 panes==> 4 borders szSplitter.cx; // 1 splitter }