Review Questions for GUI class
Class 1
- What function does a Windows program start with?
- Describe an Event
- Describe a Message
- What is a message queue?
- What is a message loop?
- What is a Window Procedure?
- What is a Window Class? Give 3 examples
- What does the CreateWindow function do?
- What does the RegisterClass window do?
- What is WM_PAINT? WM_DESTROY?
Class 2
- Name at least 3 different window classes
- What does MessageBox do?
- Given the 'Hello world' program, what portion of the program (in the
source code) is is likely to change from one Windows program to another?
- Describe each parameter received by a window procedure ('WndProc')
- What are IDI_APPLICATION and IDC_ARROW?
- What steps are the minimum for handling WM_PAINT?
- When creating a child window, how do you specify who it's parent is?
- When creating a child window, how do you specify a class (like from
#1)?
Class 3
- Describe 3 things needed to be done, to add a menu to a program
- How do you enable or disable a menu item?
- How do you check or uncheck a menu item?
- What is an HMENU
- What is SendMessage? What are it's parameters?
- What is a 'Device Context'?
- What is WM_COMMAND, and what is it's purpose?
- Describe the basic process of creating your own Window Class
Class 4
- Name 2 ways commonly used to get an HDC (handle to a Device Context)
- What is GDI?
- Name at least 3 GDI objects (handles) commonly used with a DC.
- What is an enumeration function?
- What do CreatePen, and CreateFont do?
- What does SelectObject do?
- What does DeleteObject do?
- Why should you be careful when using the same local variable in a case
statements that handle two different window messages?
- What is a mapping mode?
- What is 'twips' mapping mode? What is a Twip?
Class 5
- What is a notification message?
- Describe any 4 notification messages for a specif type of window class.
- In the CreateFont function, a font height of -240, might imply what?
- What is the 'Font Mapper'?
- What, is your favorite color? Blue... no, green! AAARRRGGGHHHH!
Class 6
- What is the difference between a modal and modeless dialog box?
- How do you create, and lay-out controls on, a dialog box?
- What code is needed to display a Dialog box?
- What code is needed to close a dialog box?
- How do you determine how a user closed a dialog (ie, OK or Cancel)?
- How does the dialog return it's 'close value' to your code?
- Do dialog box WndProc functions call DefWindowProc, like normal window
procedures?
- What is WM_INITDIALOG?
- What is GetDlgItem?
- How do you pass information to, and get data from, a dialog?
Class 7
- Describe the difference between a memory handle and a pointer
- What are the four steps of memory management in Win16
- Whats better, using handles: 100 handles to 100 bytes apiece or 10
handles to 1000 bytes apiece?
- What functions are new to Win32
- Should you use malloc/new and free/delete in Win16?
- Should you use malloc/new and free/delete in Win32?
- Describe, basically, Virtual Memory.
Sorry... Stuff somewhere between classes 8 and 14
- What is the SDK?
- What is MFC?
- What is AppWizard?
- What is ClassWizard?
- Describe the purpose of the CDocument class
- Describe the purpose of the CView class
- What is the difference between CView and CFormView
- What is the CDC class?
- Name atleast 2 functions in the CDC class
- How do you respond to messages and notification commands, using MFC?
- What does this mean: //{{ and //}}?
- Name and briefly describe the 5 classes created for you by VC++ for
an SDI or MDI program.
- Name atleast 4 collection classes of MFC
- Name and describe atleast 2 functions of those collection classes
- What is the Serialize routine?
- When is Serialize called?
- What is CObject?
- Name and describe atleast 3 functions from the CString class
- What class helps give access to a database?
- What class helps give access to a table (file) in a database?
- Describe the purpose of the OnDraw function, and what class it's in.
- Describe the purpose of the OnNewDocument function, and what class
it's in.
- How does a view get a pointer to it's associated document?
Class 15
- What is a CDialog?
- Name 2 functions of the CDialog class
- What does UpdateData do?
- How do you add a data member variable and map it to an on-screen control?