SAMPLE: Blocks32: Demonstrates CRectTracker Class

 Last reviewed: July 2, 1997
Article ID: Q141888
The information in this article applies to:
  • The Microsoft Foundation Classes (MFC) included with: - Microsoft Visual C++, 32-bit Edition, version 4.0

SUMMARY

BLOCKS32 is a sample that demonstrates CRectTracker class. The user of the BLOCKS32 sample can create rectangle, ellipse, and rounded rectangle graphical objects. Once the objects are created, the mouse can be used to manipulate the objects by changing their size or position on the screen. The user can save to a disk file the state of objects in the document for use in another session.

The following file is available for download from the Microsoft Software Library: 

 ~ Blocks32.exe (size: 41906 bytes)
For more information about downloading files from the Microsoft Software Library, please see the following article in the Microsoft Knowledge Base: 

   ARTICLE-ID: Q119591
   TITLE     : How to Obtain Microsoft Support Files from Online Services

MORE INFORMATION

BLOCKS32 demonstrates the following:

  • Deriving a class from the CObject class
  • Using virtual functions with user-defined classes
  • Maintaining a list of classes
  • Creating static data and static member functions in a class
  • Using the serialization feature of the CObject class to save classes to and read classes from a disk file
  • Using CRectTracker class

BLOCKS32 uses the following MFC classes: CArchive, CBrush, CClientDC, CDC, CFile, CFrameWnd, CPaintDC, CPen, CPoint, CRect, CWinApp, and CRectTracker.

Keywords : CRectTracker kbprg kbsample kbui MfcUI kbfile
Technology : kbMfc
Version : 4.0
Platform : NT Windows
Resolution Type : kbcode

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Last reviewed: July 2, 1997
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