GDI+
erasing drawing surface, 
233
 
Point and Size structures, 
232
 
 
code for IScoreCardInfo object, 
661-664
 
overriding ToString() method, 
660, 
676
 
 
graphics
adding flags from ListBox in PictureBox, 
228-229
 
all flags displayed in PictureBox, 
229
 
creating Paint delegate for MouseTrap project, 
232-233
 
drawing rectangle on Panel control, 
233-235
 
marking and deleting flags in PictureBox, 
236-238
 
setting local class structure holding flag and its name, 
218-219
 
 
Graphics.DrawRectangle method, 
230
 
 
complete code for Towns class, 
357-365
 
detecting changed cells and cells clicked by user, 
368-371
 
disconnected data as data source, 
374