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The View:
The view is used for visualising. For illustration, while performing word processing, the user works on a sequence of words which compose the text. If a user is performing the calculations on a spreadsheet application, the interface and the user, is viewing is made up of small boxes known as the cells. The other user may be in front of the graphic document while drawing lines and other geometric figures. The thing that the user is looking at and performing changes is termed as view.
The view also permits the user to print a document. To let the user do everything on an application, you should provide a view that is an object based on the CView class. You can use either directly one of the classes derived from CView or you can derive your own custom class from the CView or one of its child classes.
Use the While keyword to verify a condition in a Do...Loop statement. You can verify the condition before you enter the loop (as illustrated in the following ChkFirstWhile instance
USE OF SERIALIZE FUNCTION IN DOCUMENT CLASS TO IMPLEMENT FILE void CStoreDoc::Serialize(CArchive& ar) { if (ar.IsStoring()) { // TODO: add storing code here }
Adding Records: 1. As in the earlier case Set the DatabaseName property as "C:\ex.mdb", now Set the Record Source for the data control as Customer and Set the Record Type to 0
Record Set: The record set presents the records in a base table or the records retrieved due to the query. The record set falls into 3 classes. These are table type record set
MULTIPLE DOCUMENT INTERFACE (MDI) WINDOWS The SDI (Single document interface) supports one open window or document at a particular time. Microsoft's notepad and paint are il
two sides are given of a sheet e.g 23*36 i want half or 1/2 of this sheet next i want 1/4(one fourth) of this sheet if sheet size is 23*36 next i want 1/8 similary as above
Message Handling: 1. The message is send to the window. And it is sent to the Window Procedure. 2. The message map holds all the message handlers. 3. The window procedur
DOCUMENT INTERFACES A SDI (Single document interface) and the MDI (Multiple document interfaces) are the document interfaces. The MDI based applications can have numerous ch
Message Routing: The system posts the messages to a first-in, first-out queue known as the message queue or it sends the messages directly to a window procedure. The Messages
DOCUMENT VIEW ARCHITECTURE The Document/View architecture is used to build an application based on the Microsoft Foundation Classes library. The Document/View architecture is s
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