Explain the way to initialize contents of a dialog
Explain the way to initialize contents of a dialog.
Expert
Within MFC, the contents of a dialog are initialized when they are related with their corresponding data members. It is done by "UpdateData(FALSE)" function. There control data is transferred to the data members by "UpdateData(TRUE)".Within WIN32, the dialog data in controls can be initialized throughout WM_INITDIALOG call. There control data can be updated to the dialog members by using suitable "SendMessage" functions.
Consider a dartboard of radius 1. Since the area of the board will be π r2 = π * 1 *1, it's clear the area of the dartboard is exactly π. The area of a square surrounding the board (circumscribing it) would be 2*2 = 4, sin
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