Review Topics for Exam 1

1. Using Visual C++ Two types of applications: Console based & MFC Appwizzard
2. Making Dialog Boxes
3. Buttons
   • Button ID, Caption
   • Event Handler
4. Edit Boxes
   • Box ID, Styles (multi-line, want return...)
   • Event Handler
5. member variables
   • types: int, float, CString
   • Reading from an edit box
     UpdateData(true)
   • Writing to an edit box
     UpdateData(false)
6. control variables
   Enabling and dissabling buttons and exit boxes
7. CString data type
   • "+" operation - concatenates
   • "+=" operation - appends
   • "+" allowed between a CString and character array
   • "\r\n" - inserting new lines
8. Character arrays
   Cannot be added - "+" not allowed
9. Converting integers to character arrays
   itoa(interger to convert,char array,base)
10. Files
    • include file - fstream.h
    • input and output file variable types - ifstream, ofstream
    • Functions:
      • open(filename,mode) mode = ios::in, ios::out, ios::trunc, ios::app
      • close()
    • Reading:
      • infile >> variable;
      • infile.getline(char array, Maxsize, termination character);
      • ch = infile.get() - Reads one character
    • Checking for end of file: infile.eof() - returns true if end-of-file has been read.
    • Writing: outfile << data or variables to write
11. Binary number representation of integers
    • size of a short int
    • size of an int
    • size of a long int