home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
ftp.ee.pdx.edu
/
2014.02.ftp.ee.pdx.edu.tar
/
ftp.ee.pdx.edu
/
pub
/
users
/
Harry
/
cse509
/
cse509.slides
/
packet8
/
slide15.gif
< prev
next >
Graphics Interchange Format
|
2002-02-04
|
11KB
|
719x539
|
4-bit (3 colors)
Labels:
crt screen
|
dialog box
|
monitor
|
sky
|
web site
|
window
OCR:
Object- Oriented Programming How does Controller work? startUp self coni rol lIni tialize sel1 cont rolLoop self cont rolTerminate controlIni tialize "Sent when this window is active/ topmost You can override self controlLoop [self isCont trolActive whileTrue 1 : self interActivityPause self controlActivity Processor yield] controlTeriinate "Sent when this window no longer active controlActivity cursorPoint cur sorPoint sensor cursorPoint super controlActivi ty (cursorPoint sensor cursorPoint and [self viewHa sCursor] ifTrue sensor redButt tonPressed ifTrue self redBut onActivity sensor YellowBut! onPr ressed ifTrue self yell owBut onAc ivity sensor blueBut tonP ifTrue blueBut tonActivity ] HArTT Porter 2001 doep trolActivity sensoi onPressed Harrt