cximage菜单(Load Jpeg Resource)

// 菜单项

cximage-》resource-》Load Jpeg Resource

//CxImage\demo\demo.cpp
ON_COMMAND(ID_CXIMAGE_LOADJPEGRESOURCE,OnCximageLoadjpegresource)

　

void CDemoApp::OnCximageLoadjpegresource()
{
	CxImage* newImage = new CxImage();
	if (!newImage->LoadResource(FindResource(NULL,_T("IDR_JPG2"),_T("JPG")),CXIMAGE_FORMAT_JPG)){
		CString s = newImage->GetLastError();
		AfxMessageBox(s);
		delete newImage;
		newImage =NULL;
		return;
	}
	CDemoDoc *doc = (CDemoDoc *)demoTemplate->OpenDocumentFile(NULL);
	if (doc){
		doc->image = newImage;
		CString s;
		s.Format(_T("JPEG Resource Image %d"),m_nDocCount++);
		doc->SetTitle(s);
		doc->UpdateAllViews(0,WM_USER_NEWIMAGE);
		doc->UpdateStatusBar();
	}
}

　　

// WM_USER_NEWIMAGE 消息传递到view 层
virtual void OnUpdate(CView* pSender, LPARAM lHint, CObject* pHint);
void CDemoView::OnUpdate(CView* pSender, LPARAM lHint, CObject* pHint)
{
    switch (lHint)
   {
          case WM_USER_NEWIMAGE:
        {
          ....
        }
   }
}