mainfrm.cpp

《数字图象工程案例》原码

// MainFrm.cpp : implementation of the CMainFrame class
//

#include "stdafx.h"
#include "htmlhelp.h"
#include "imageCAM.h"
#include "imageCAMDoc.h"
#include "imageCAMView.h"
#include "MainFrm.h"
#include "toolbase.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_WM_PALETTECHANGED()
ON_WM_QUERYNEWPALETTE()
ON_COMMAND(IDC_FULLSCREEN, OnFullscreen)
ON_UPDATE_COMMAND_UI(IDC_FULLSCREEN, OnUpdateFullscreen)
ON_WM_GETMINMAXINFO()
ON_COMMAND(IDM_PAINTTOOL, OnPainttool)
ON_UPDATE_COMMAND_UI(IDM_PAINTTOOL, OnUpdatePainttool)
ON_COMMAND(IDM_PAINTPARAM, OnPaintparam)
ON_UPDATE_COMMAND_UI(IDM_PAINTPARAM, OnUpdatePaintparam)
ON_COMMAND(IDM_TEXTTOOL, OnTexttool)
ON_UPDATE_COMMAND_UI(IDM_TEXTTOOL, OnUpdateTexttool)
ON_WM_KEYDOWN()
ON_COMMAND(IDM_VIEWTOOL, OnViewtool)
ON_UPDATE_COMMAND_UI(IDM_VIEWTOOL, OnUpdateViewtool)
//}}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_SEPARATOR,
		ID_SEPARATOR,
		ID_SEPARATOR,
		ID_SEPARATOR,
		ID_INDICATOR_CAPS,
		ID_INDICATOR_NUM,
		ID_INDICATOR_SCRL,
};

/////////////////////////////////////////////////////////////////////////////
// CMainFrame construction/destruction

CMainFrame::CMainFrame()
{
	// TODO: add member initialization code here
	m_bFullScreen=false;
	m_wndStatusBarVisible=false;
	m_wndToolBarVisible=false;
	m_wndTextToolBarVisible=false;
	m_wndPaintToolBarVisible=false;
	m_wndPaintParamBarVisible=false;
	m_wndViewToolBarVisible=false;
}

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 toolbar\n");
		return -1;      // fail to create
	}
	// initialize m_wndStatusBar.....
	
	// add panes
	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_wndStatusBar.SetPaneInfo( PANE_LENGTH_UNIT, ID_SEPARATOR, SBPS_NORMAL, 25);
	m_wndStatusBar.SetPaneInfo( PANE_CURSOR_POSITION, ID_SEPARATOR, SBPS_NORMAL, 72);
	m_wndStatusBar.SetPaneInfo( PANE_IMAGE_SIZE, ID_SEPARATOR, SBPS_NORMAL, 72);
	m_wndStatusBar.SetPaneInfo( PANE_BIT_COUNT, ID_SEPARATOR, SBPS_NORMAL, 28);
	
	
	// 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);	
	
	// initialize m_wndPaintToolBar.....
	if (!m_wndPaintToolBar.Create(this, WS_CHILD|CBRS_SIZE_FIXED|CBRS_RIGHT|CBRS_TOOLTIPS, 0x1208) ||
		!m_wndPaintToolBar.LoadToolBar(IDR_PAINTTOOL))
	{
		TRACE0("Failed to create toolbar\n");
		return -1;       // fail to create
	}
	
	m_wndPaintToolBar.SetWindowText(_T("绘图工具"));
	m_wndPaintToolBar.EnableDocking(CBRS_ALIGN_LEFT|CBRS_ALIGN_RIGHT);
	DockControlBar(&m_wndPaintToolBar);
	m_wndPaintToolBar.SetColumns(1);
	
	// Initialize m_wndPaintParamBar.....
	if (!m_wndPaintParamBar.Create(this, IDD_PAINTPARAM, CBRS_TOOLTIPS|CBRS_LEFT|CBRS_FLYBY|CBRS_HIDE_INPLACE,0x1209))
	{
		TRACE0("Failed to create dialogbar m_wndPaintParamBar\n");
		return -1;		// fail to create
	}
	
	m_wndPaintParamBar.SetWindowText(_T("调色板"));
	m_wndPaintParamBar.EnableDocking(CBRS_ALIGN_LEFT|CBRS_ALIGN_RIGHT);
	DockControlBar(&m_wndPaintParamBar);
	ShowControlBar(&m_wndPaintParamBar, FALSE, FALSE);
	
	// initialize text toolbar...
	if (!m_wndTextToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD |  CBRS_TOP
		| CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC, CRect(0, 0, 0, 0), 0x1210) ||
		!m_wndTextToolBar.LoadToolBar(IDR_TEXTTOOL))
	{
		TRACE0("Failed to create toolbar\n");
		return -1;      // fail to create
	}
	m_wndTextToolBar.SetWindowText(_T("文字工具栏"));
	m_wndTextToolBar.EnableDocking(CBRS_ALIGN_ANY);
	DockControlBar(&m_wndTextToolBar);
	
	if (!m_wndViewToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD | CBRS_TOP
		| CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC, CRect(0, 0, 0, 0), 0x1211) ||
		!m_wndViewToolBar.LoadToolBar(IDR_VIEWTOOL))
	{
		TRACE0("Failed to create toolbar\n");
		return -1;      // fail to create
	}
	m_wndViewToolBar.SetWindowText(_T("视图工具栏"));
	m_wndViewToolBar.EnableDocking(CBRS_ALIGN_ANY);
	DockControlBar(&m_wndViewToolBar);
	
	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
	
	cs.style = WS_OVERLAPPED | WS_CAPTION | FWS_ADDTOTITLE
		| WS_THICKFRAME | WS_SYSMENU | WS_MINIMIZEBOX | WS_MAXIMIZEBOX | WS_MAXIMIZE;
	
	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::OnPaletteChanged(CWnd* pFocusWnd) 
{
	CMDIFrameWnd::OnPaletteChanged(pFocusWnd);
	
	// TODO: Add your message handler code here
	
	// always realize the palette for the active view
	CMDIChildWnd* pMDIChildWnd = MDIGetActive();
	if (pMDIChildWnd == NULL)
		return; // no active MDI child frame
	CView* pView = pMDIChildWnd->GetActiveView();
	ASSERT(pView != NULL);
	
	// notify all child windows that the palette has changed
	SendMessageToDescendants(WM_REALIZEPAL, (WPARAM)pView->m_hWnd);
}

BOOL CMainFrame::OnQueryNewPalette() 
{
	// TODO: Add your message handler code here and/or call default
	// always realize the palette for the active view
	CMDIChildWnd* pMDIChildWnd = MDIGetActive();
	if (pMDIChildWnd == NULL)
		return FALSE; // no active MDI child frame (no new palette)
	CView* pView = pMDIChildWnd->GetActiveView();
	ASSERT(pView != NULL);
	
	// just notify the target view
	pView->SendMessage(WM_REALIZEPAL, (WPARAM)pView->m_hWnd);
	return TRUE;
	
}


void CMainFrame::OnFullscreen() 
{//全屏幕显示的处理函数 
	RECT rectDesktop; 
	WINDOWPLACEMENT wpNew; 
	//m_bFullScreen=!m_bFullScreen;
	if (!m_bFullScreen) 
	{//全屏幕显示模式 
		//隐藏工具条和状态条  
		m_wndStatusBarVisible=m_wndStatusBar.IsWindowVisible();
		if(m_wndStatusBarVisible)
			m_wndStatusBar.ShowWindow(SW_HIDE); 
		m_wndToolBarVisible=m_wndToolBar.IsWindowVisible();
		if(m_wndToolBarVisible)
            m_wndToolBar.ShowWindow(SW_HIDE);
		m_wndTextToolBarVisible=m_wndTextToolBar.IsWindowVisible();
		if(m_wndTextToolBarVisible)
			m_wndTextToolBar.ShowWindow(SW_HIDE); 
		m_wndPaintToolBarVisible=m_wndPaintToolBar.IsWindowVisible();
		if(m_wndPaintToolBarVisible) 
			m_wndPaintToolBar.ShowWindow(SW_HIDE); 
		m_wndPaintParamBarVisible=m_wndPaintParamBar.IsWindowVisible();
		if(m_wndPaintParamBarVisible)
			m_wndPaintParamBar.ShowWindow(SW_HIDE); 
		m_wndViewToolBarVisible=m_wndViewToolBar.IsWindowVisible();
		if(m_wndPaintParamBarVisible)
			m_wndViewToolBar.ShowWindow(SW_HIDE); 
		
		
		//保存正常视图时的窗口位置信息以便恢复原来状态 
		GetWindowPlacement (&m_wpPrev); 
		m_wpPrev.length = sizeof( m_wpPrev); 
		//调整RECT为新的窗口尺寸 
		::GetWindowRect ( ::GetDesktopWindow(), &rectDesktop ); 
		::AdjustWindowRectEx(&rectDesktop, GetStyle(), TRUE, 
			
			GetExStyle()); 
		//保存RECT以便OnGetMinMaxInfo()使用 
		m_FullScreenWindowRect = rectDesktop; 
		wpNew = m_wpPrev; 
		wpNew.showCmd = SW_SHOWNORMAL; 
		wpNew.rcNormalPosition = rectDesktop; 
		//生成新的工具条 
		m_wndFullScreenBar=new CToolBar; 
		if(!m_wndFullScreenBar->Create(this, 
			CBRS_SIZE_DYNAMIC|CBRS_FLOATING) 
			|| !m_wndFullScreenBar->LoadToolBar(IDR_FULLSCREEN)) 
		{ 
			TRACE0("Failed to create toolbar\n"); 
			return; // fail to create 
		} 
		//不允许工具条停泊 
		m_wndFullScreenBar->EnableDocking(FALSE); 
		m_wndFullScreenBar->SetWindowPos(0,100,100,0,0,SWP_NOSIZE 
			|SWP_NOZORDER|SWP_NOACTIVATE|SWP_SHOWWINDOW); 
		m_wndFullScreenBar->SetWindowText(_T("全屏幕显示")); 
		FloatControlBar(m_wndFullScreenBar, CPoint(100,100)); 
		m_bFullScreen=TRUE; 
	} 
	else 
	{//正常显示模式 
		//删除全屏幕工具条 
		m_wndFullScreenBar->DestroyWindow(); 
		delete m_wndFullScreenBar; 
		m_bFullScreen=FALSE; 
		//恢复工具条和状态条 
		if(m_wndStatusBarVisible)
			m_wndStatusBar.ShowWindow(SW_SHOWNORMAL); 
		if(m_wndToolBarVisible)
			m_wndToolBar.ShowWindow(SW_SHOWNORMAL); 
		if(m_wndTextToolBarVisible)
			m_wndTextToolBar.ShowWindow(SW_SHOWNORMAL);
		if(m_wndPaintToolBarVisible) 
			m_wndPaintToolBar.ShowWindow(SW_SHOWNORMAL);
		if(m_wndPaintParamBarVisible)
			m_wndPaintParamBar.ShowWindow(SW_SHOWNORMAL);
		if(m_wndViewToolBarVisible)
			m_wndViewToolBar.ShowWindow(SW_SHOWNORMAL); 
		wpNew = m_wpPrev;
	} 
	//设置窗口显示状态 
	SetWindowPlacement ( &wpNew ); 
}

void CMainFrame::OnUpdateFullscreen(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	pCmdUI->Enable(); 
	pCmdUI->SetCheck(m_bFullScreen); 
	
}

void CMainFrame::OnGetMinMaxInfo(MINMAXINFO FAR* lpMMI) 
{
	// TODO: Add your message handler code here and/or call default
	if (m_bFullScreen) 
	{ 
		lpMMI->ptMaxSize.y = m_FullScreenWindowRect.Height(); 
		lpMMI->ptMaxTrackSize.y = lpMMI->ptMaxSize.y; 
		lpMMI->ptMaxSize.x = m_FullScreenWindowRect.Width(); 
		lpMMI->ptMaxTrackSize.x = lpMMI->ptMaxSize.x; 
	} 
	
	//	CMDIFrameWnd::OnGetMinMaxInfo(lpMMI);
}

/*void CMainFrame::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) 
{
// TODO: Add your message handler code here and/or call default
if(nChar==VK_ESCAPE) 
{
SendMessage(WM_COMMAND,0,IDC_FULLSCREEN);
}
CMDIFrameWnd::OnKeyDown(nChar, nRepCnt, nFlags);
}*/

void CMainFrame::OnPainttool() 
{
	// TODO: Add your command handler code here
	BOOL bVisible = ((m_wndPaintToolBar.GetStyle() & WS_VISIBLE) != 0);
	
	ShowControlBar(&m_wndPaintToolBar, !bVisible, FALSE);
	RecalcLayout();
	
	GetMenu()->CheckMenuItem(IDM_PAINTTOOL, 
		(bVisible ? MF_UNCHECKED : MF_CHECKED)|MF_BYCOMMAND);
}

void CMainFrame::OnUpdatePainttool(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	BOOL bVisible = ((m_wndPaintToolBar.GetStyle() & WS_VISIBLE) != 0);
	pCmdUI->SetCheck(bVisible);
}

void CMainFrame::OnPaintparam() 
{
	// TODO: Add your command handler code here
	
	BOOL bVisible = ((m_wndPaintParamBar.GetStyle() & WS_VISIBLE) != 0);
	ShowControlBar(&m_wndPaintParamBar, !bVisible, FALSE);
	RecalcLayout();
	GetMenu()->CheckMenuItem(IDM_PAINTPARAM, 
		(bVisible ? MF_UNCHECKED : MF_CHECKED)|MF_BYCOMMAND);
}

void CMainFrame::OnUpdatePaintparam(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	BOOL bVisible = ((m_wndPaintParamBar.GetStyle() & WS_VISIBLE) != 0);
	pCmdUI->SetCheck(bVisible);
}

void CMainFrame::OnTexttool() 
{
	// TODO: Add your command handler code here
	BOOL bVisible = ((m_wndTextToolBar.GetStyle() & WS_VISIBLE) != 0);
	
	ShowControlBar(&m_wndTextToolBar, !bVisible, FALSE);
	RecalcLayout();
	
	GetMenu()->CheckMenuItem(IDM_TEXTTOOL, 
		(bVisible ? MF_UNCHECKED : MF_CHECKED)|MF_BYCOMMAND);
}

void CMainFrame::OnUpdateTexttool(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	BOOL bVisible = ((m_wndTextToolBar.GetStyle() & WS_VISIBLE) != 0);
	pCmdUI->SetCheck(bVisible);
}

void CMainFrame::OnViewtool() 
{
	// TODO: Add your command handler code here
	BOOL bVisible = ((m_wndViewToolBar.GetStyle() & WS_VISIBLE) != 0);
	
	ShowControlBar(&m_wndViewToolBar, !bVisible, FALSE);
	RecalcLayout();
	
	GetMenu()->CheckMenuItem(IDM_VIEWTOOL, 
		(bVisible ? MF_UNCHECKED : MF_CHECKED)|MF_BYCOMMAND);
}

void CMainFrame::OnUpdateViewtool(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	BOOL bVisible = ((m_wndViewToolBar.GetStyle() & WS_VISIBLE) != 0);
	pCmdUI->SetCheck(bVisible);
}

void CMainFrame::WinHelp(DWORD dwData, UINT nCmd) 
{
	// TODO: Add your specialized code here and/or call the base class
	CWinApp* pApp = AfxGetApp(); 
    ASSERT_VALID(pApp); 
    ASSERT(pApp->m_pszHelpFilePath != NULL); 
    CWaitCursor wait; 
    if (IsFrameWnd()) 
    { 
        // CFrameWnd windows should be allowed to exit help mode first 
        CFrameWnd* pFrameWnd = (CFrameWnd*)this; 
        pFrameWnd->ExitHelpMode(); 
    } 
    // cancel any tracking modes 
    SendMessage(WM_CANCELMODE); 
    SendMessageToDescendants(WM_CANCELMODE, 0, 0, TRUE, TRUE); 
    // need to use top level parent (for the case where m_hWnd is in DLL) 
    CWnd* pWnd = GetTopLevelParent(); 
    pWnd->SendMessage(WM_CANCELMODE); 
    pWnd->SendMessageToDescendants(WM_CANCELMODE, 0, 0, TRUE, TRUE); 
    // attempt to cancel capture 
    HWND hWndCapture = ::GetCapture(); 
    if (hWndCapture != NULL) 
        ::SendMessage(hWndCapture, WM_CANCELMODE, 0, 0); 
    int command; 
    switch (nCmd) 
    { 
	case HELP_CONTEXT: 
		TRACE("HELP_CONTEXT request\n"); 
		command = HH_HELP_CONTEXT; 
		break; 
	case HELP_FINDER: 
		TRACE("HELP_FINDER request\n"); 
		command = HH_DISPLAY_TOPIC; 
		break; 
    } 
    TRACE3("In HtmlHelp: pszHelpFile = '%s', dwData: $%lx, fuCommand: %d.\n", 
		pApp->m_pszHelpFilePath, dwData, nCmd); 
    // finally, run the Windows Help engine 
    if (!HtmlHelp(pWnd->m_hWnd, pApp->m_pszHelpFilePath, command, dwData)) 
        AfxMessageBox(AFX_IDP_FAILED_TO_LAUNCH_HELP); 
	//CMDIFrameWnd::WinHelp(dwData, nCmd);
}