MainFrm.cpp
资源名称:基本GIS系统开发.rar [点击查看]
上传用户:yklx818
上传日期:2013-04-13
资源大小:459k
文件大小:4k
源码类别:
GIS编程
开发平台:
Visual C++
- // MainFrm.cpp : implementation of the CMainFrame class
- //
- #include "stdafx.h"
- #include "Draw.h"
- #include "MainFrm.h"
- #ifdef _DEBUG
- #define new DEBUG_NEW
- #undef THIS_FILE
- static char THIS_FILE[] = __FILE__;
- #endif
- /////////////////////////////////////////////////////////////////////////////
- // CMainFrame
- IMPLEMENT_DYNAMIC(CMainFrame, CMDIFrameWnd)
- BEGIN_MESSAGE_MAP(CMainFrame, CMDIFrameWnd)
- //{{AFX_MSG_MAP(CMainFrame)
- ON_WM_CREATE()
- ON_COMMAND(ID_VIEW_DATABASE, OnViewDatabase)
- //}}AFX_MSG_MAP
- // Global help commands
- ON_COMMAND(ID_HELP_FINDER, CMDIFrameWnd::OnHelpFinder)
- ON_COMMAND(ID_HELP, CMDIFrameWnd::OnHelp)
- ON_COMMAND(ID_CONTEXT_HELP, CMDIFrameWnd::OnContextHelp)
- ON_COMMAND(ID_DEFAULT_HELP, CMDIFrameWnd::OnHelpFinder)
- END_MESSAGE_MAP()
- static UINT indicators[] =
- {
- ID_SEPARATOR, // status line indicator
- ID_INDICATOR_CAPS,
- ID_INDICATOR_NUM,
- ID_INDICATOR_SCRL,
- };
- /////////////////////////////////////////////////////////////////////////////
- // CMainFrame construction/destruction
- CMainFrame::CMainFrame()
- {
- // TODO: add member initialization code here
- }
- CMainFrame::~CMainFrame()
- {
- }
- int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct)
- {
- if (CMDIFrameWnd::OnCreate(lpCreateStruct) == -1)
- return -1;
- if (!m_wndToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD | WS_VISIBLE | CBRS_TOP
- | CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) ||
- !m_wndToolBar.LoadToolBar(IDR_MAINFRAME))
- {
- TRACE0("Failed to create toolbarn");
- return -1; // fail to create
- }
- if (!m_wndStatusBar.Create(this) ||
- !m_wndStatusBar.SetIndicators(indicators,
- sizeof(indicators)/sizeof(UINT)))
- {
- TRACE0("Failed to create status barn");
- return -1; // fail to create
- }
- // TODO: Delete these three lines if you don't want the toolbar to
- // be dockable
- m_wndToolBar.EnableDocking(CBRS_ALIGN_ANY);
- EnableDocking(CBRS_ALIGN_ANY);
- DockControlBar(&m_wndToolBar);
- return 0;
- }
- BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
- {
- if( !CMDIFrameWnd::PreCreateWindow(cs) )
- return FALSE;
- // TODO: Modify the Window class or styles here by modifying
- // the CREATESTRUCT cs
- return TRUE;
- }
- /////////////////////////////////////////////////////////////////////////////
- // CMainFrame diagnostics
- #ifdef _DEBUG
- void CMainFrame::AssertValid() const
- {
- CMDIFrameWnd::AssertValid();
- }
- void CMainFrame::Dump(CDumpContext& dc) const
- {
- CMDIFrameWnd::Dump(dc);
- }
- #endif //_DEBUG
- /////////////////////////////////////////////////////////////////////////////
- // CMainFrame message handlers
- void CMainFrame::OnViewDatabase()
- {
- // TODO: Add your command handler code here
- //得到指向活动的子框架窗口对象的指针
- CMDIChildWnd* pActiveChild=MDIGetActive();
- CDocument* pDocument;
- if(pActiveChild==NULL||(pDocument=pActiveChild->GetActiveDocument())==NULL)
- //如果不存在子框架窗口对象或者不存在活动的文档对象,应用程序出错,给出提示信息退出
- {
- TRACE("Warning: No active document for WindowNew command.n");
- AfxMessageBox(AFX_IDP_COMMAND_FAILURE);
- return ;
- }
- CDrawApp* pApp=(CDrawApp*)AfxGetApp();
- CDocTemplate* pTemplate=pApp->GetDocTemplate1();
- ASSERT_VALID(pTemplate);
- //利用当前活动的文档对象指针,调用CreatNewFrame函数创建一个子框架窗口对象和视图对象
- CFrameWnd* pFrame=pTemplate->CreateNewFrame(pDocument,pActiveChild);
- if(pFrame==NULL)
- {
- TRACE("Warning: failed to create new frame.n");
- return ;
- }
- pTemplate->InitialUpdateFrame(pFrame,pDocument);
- }