mainfrm.cpp

vc++实现简单图像编辑器。。。。。。。。。

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

#include "stdafx.h"
#include "ViewDIB.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()
	//系统调色板消息
	ON_WM_PALETTECHANGED()
	ON_WM_QUERYNEWPALETTE()

	ON_COMMAND(ID_VIEW_EFFECT, OnViewEffect)
	ON_COMMAND(ID_VIEW_GEOMETRIC, OnViewGeometric)
	ON_UPDATE_COMMAND_UI(ID_VIEW_EFFECT, OnUpdateViewEffect)
	ON_UPDATE_COMMAND_UI(ID_VIEW_GEOMETRIC, OnUpdateViewGeometric)
	ON_COMMAND(ID_MATRIX, OnMatrix)
	ON_UPDATE_COMMAND_UI(ID_MATRIX, OnUpdateMatrix)
	//}}AFX_MSG_MAP
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 toolbar\n");
		return -1;      // fail to create
	}
	if (!m_effectToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD | WS_VISIBLE | CBRS_RIGHT
		| CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) ||
		!m_effectToolBar.LoadToolBar(IDR_EFFECT))
	{
		TRACE0("Failed to create toolbar\n");
		return -1;      // fail to create
	}
	if (!m_geoMetricToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD | WS_VISIBLE | CBRS_RIGHT
		| CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) ||
		!m_geoMetricToolBar.LoadToolBar(IDR_GEOMETRIC))
	{
		TRACE0("Failed to create toolbar\n");
		return -1;      // fail to create
	}

	if (!m_matrixToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD | WS_VISIBLE | CBRS_RIGHT
		| CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) ||
		!m_matrixToolBar.LoadToolBar(IDR_MATRIX))
	{
		TRACE0("Failed to create toolbar\n");
		return -1;      // fail to create
	}

	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
	}
    
	// 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);

	m_effectToolBar.EnableDocking(CBRS_ALIGN_ANY);
	EnableDocking(CBRS_ALIGN_ANY);
	DockControlBar(&m_effectToolBar);
	m_effectToolBar.ShowWindow(SW_HIDE);
	m_blEffectToolBar=FALSE;

	m_geoMetricToolBar.EnableDocking(CBRS_ALIGN_ANY);
	EnableDocking(CBRS_ALIGN_ANY);
	DockControlBar(&m_geoMetricToolBar);
	m_geoMetricToolBar.ShowWindow(SW_HIDE);
	m_blGeoMetricToolBar=FALSE;

	m_matrixToolBar.EnableDocking(CBRS_ALIGN_ANY);
	EnableDocking(CBRS_ALIGN_ANY);
	DockControlBar(&m_matrixToolBar);
	m_matrixToolBar.ShowWindow(SW_HIDE);
	m_blMatrixToolBar=FALSE;

	return 0;
}

BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
{
	if( !CMDIFrameWnd::PreCreateWindow(cs) )
		return FALSE;
//ffffffffffffffffffffffffffffffffffffffffffffffffff
	cs.style = WS_OVERLAPPED | WS_SYSMENU 
		| WS_BORDER|WS_MAXIMIZEBOX   
		|WS_MINIMIZEBOX|WS_MAXIMIZE    ;

    // Size the window to full screen size and center it 
    cs.cy = ::GetSystemMetrics(SM_CYSCREEN) ; 
    cs.cx = ::GetSystemMetrics(SM_CXSCREEN) ; 
    cs.y = 0; 
    cs.x = 0;

//jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj		//  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::OnPaletteChanged(CWnd* pFocusWnd) 
{
	CMDIFrameWnd::OnPaletteChanged(pFocusWnd);
	
//fffffffffffffffffffffffffffffffffffffffff
	//获得当前活动的子窗口
	CMDIChildWnd* pMDIChildWnd=MDIGetActive();
	if(pMDIChildWnd==NULL)
		return;// no active view
	//获得当前活动的子窗口视图
	CView *pView=pMDIChildWnd->GetActiveView ();
	ASSERT(pView!=NULL);

	//notify all views
    //给视图发出实现调色板的消息
	SendMessageToDescendants(WM_REALIZEPAL,
		                     (WPARAM)pView->m_hWnd );
//jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
	
}

BOOL CMainFrame::OnQueryNewPalette() 
{
//ffffffffffffffffffffffffffffffffffffffffffffffff
	CMDIChildWnd *pMDIChildWnd=MDIGetActive();
	if(pMDIChildWnd==NULL)
		return FALSE;// no active view
	CView *pView=pMDIChildWnd->GetActiveView ();
	ASSERT(pView!=NULL);

	//notify active views

	SendMessage(WM_REALIZEPAL,
		                     (WPARAM)pView->m_hWnd );
    return TRUE;
//jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
	

}



void CMainFrame::OnViewEffect() 
{
//fffffffffffffffffffffffffffffffffffffffffffffffff
	CMainFrame *pMain=(CMainFrame*)AfxGetMainWnd  ();
	HMENU hMenu;
	hMenu=::GetMenu (pMain->m_hWnd );
	CMenu* pMenu=pMenu->FromHandle (hMenu);

	
	if(!m_blEffectToolBar)
	{
	  pMain->m_effectToolBar.ShowWindow(SW_SHOW);
	  pMain->RecalcLayout();
	  pMain->m_blEffectToolBar =TRUE;
      pMenu->CheckMenuItem (ID_VIEW_EFFECT,MF_CHECKED );


	}
	else
	{
	  pMain->m_effectToolBar .ShowWindow(SW_HIDE);
	  pMain->m_blEffectToolBar =FALSE;
	  pMain->RecalcLayout();
	  pMenu->CheckMenuItem (ID_VIEW_EFFECT,MF_UNCHECKED );


	}
	
//jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
}

void CMainFrame::OnViewGeometric() 
{
//fffffffffffffffffffffffffffffffffffffffffffffffff
	CMainFrame *pMain=(CMainFrame*)AfxGetMainWnd  ();
	HMENU hMenu;
	hMenu=::GetMenu (pMain->m_hWnd );
	CMenu* pMenu=pMenu->FromHandle (hMenu);

	
	if(!m_blGeoMetricToolBar)
	{
	  pMain->m_geoMetricToolBar.ShowWindow(SW_SHOW);
	  pMain->RecalcLayout();
	  pMain->m_blGeoMetricToolBar =TRUE;
      pMenu->CheckMenuItem (ID_VIEW_GEOMETRIC,MF_CHECKED );

	}
	else
	{
	  pMain->m_geoMetricToolBar .ShowWindow(SW_HIDE);
	  pMain->m_blGeoMetricToolBar =FALSE;
	  pMain->RecalcLayout();
	  pMenu->CheckMenuItem (ID_VIEW_GEOMETRIC,MF_UNCHECKED );

	}
	
//jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj	
}

void CMainFrame::OnUpdateViewEffect(CCmdUI* pCmdUI) 
{
  	CMainFrame *pMain=(CMainFrame*)AfxGetMainWnd  ();
	if (pMain!=NULL)
	{
	if ( pMain->m_blEffectToolBar)
		pCmdUI->SetCheck (1);	
	else
		pCmdUI->SetCheck (0);
	}


}

void CMainFrame::OnUpdateViewGeometric(CCmdUI* pCmdUI) 
{
CMainFrame *pMain=(CMainFrame*)AfxGetMainWnd  ();
	if (pMain!=NULL)
	{
	if ( pMain->m_blGeoMetricToolBar)
		pCmdUI->SetCheck (1);	
	else
		pCmdUI->SetCheck (0);
	}
}

void CMainFrame::OnMatrix() 
{
//fffffffffffffffffffffffffffffffffffffffffffffffff
	CMainFrame *pMain=(CMainFrame*)AfxGetMainWnd  ();
	HMENU hMenu;
	hMenu=::GetMenu (pMain->m_hWnd );
	CMenu* pMenu=pMenu->FromHandle (hMenu);

	
	if(!m_blMatrixToolBar)
	{
	  pMain->m_matrixToolBar.ShowWindow(SW_SHOW);
	  pMain->RecalcLayout();
	  pMain->m_blMatrixToolBar =TRUE;
      pMenu->CheckMenuItem (ID_MATRIX,MF_CHECKED );

	}
	else
	{
	  pMain->m_matrixToolBar .ShowWindow(SW_HIDE);
	  pMain->m_blMatrixToolBar =FALSE;
	  pMain->RecalcLayout();
	  pMenu->CheckMenuItem (ID_MATRIX,MF_UNCHECKED );

	}
	
//jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj	
}

void CMainFrame::OnUpdateMatrix(CCmdUI* pCmdUI) 
{
CMainFrame *pMain=(CMainFrame*)AfxGetMainWnd  ();
	if (pMain!=NULL)
	{
	if ( pMain->m_blMatrixToolBar)
		pCmdUI->SetCheck (1);	
	else
		pCmdUI->SetCheck (0);
	}	
}