HyperTalk Reference
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You’re currently in the HyperTalk Reference stack. This stack describes HyperTalk, HyperCard’s script language. By writing your own scripts, you have much more control over HyperCard than is available using just the menu commands. You can make a stack do what you want it to do.
- HyperTalk basics
- Editing scripts
- System messages
- Keywords
- Commands
- Functions
- Properties
- Operators and constants
HyperTalk basics
- Set the user level to scripting
- HyperTalk and scripts
- What are messages?
- Handling messages
- The message-passing order
- Writing message handlers
- Using parameter variables
- Writing function handlers
- The building blocks
- Referring to objects
Editing scripts
- Add comments to a script
- Close a script window
- Debug a script
- Move between open scripts
- Open a script window
- Save a script
- Set the font and size of a script
System messages
- Commands sent automatically
- Message sending orders
- Where messages are sent initially
- appleEvent
- closeBackground
- closeCard
- closeField
- closeStack
- deleteBackground
- deleteButton
- deleteCard
- deleteField
- deleteStack
- errorDialog
- exitField
- idle
- mouseDoubleClick
- mouseDown
- mouseEnter
- mouseLeave
- mouseStillDown
- mouseUp
- mouseWithin
- moveWindow
- newBackground
- newButton
- newCard
- newField
- newStack
- openBackground
- openCard
- openField
- openStack
- quit
- resume
- resumeStack
- sizeWindow
- startUp
- suspend
- suspendStack
Keywords
- do
- exit
- function
- global
- if (multiple-statement)
- if (single-statement)
- on
- pass
- repeat
- repeat for
- repeat until
- repeat while
- repeat with
- return
- send
Commands
- add
- answer
- arrowKey
- ask
- beep
- choose
- click at
- close
- commandKeyDown
- controlKey
- convert
- copy template
- create
- debug
- delete
- dial
- disable
- divide
- doMenu
- drag
- edit script
- enable
- enterInField
- enterKey
- export paint
- find
- functionKey
- get
- go
- help
- hide
- import paint
- keyDown
- lock
- mark
- multiply
- open
- open file
- open printing
- open report printing
- play
- pop
- push
- put
- read
- reply
- request
- reset
- returnInField
- returnKey
- run
- save
- select
- set
- show
- sort
- start using
- stop using
- subtract
- tabKey
- type
- unlock
- unmark
- visual
- wait
- write
Functions
- abs
- annuity
- atan
- average
- charToNum
- clickChunk
- clickH and clickV
- clickLine
- clickLoc
- clickText
- commandKey
- compound
- cos
- date
- destination
- diskSpace
- exp, exp1, exp2
- foundChunk
- foundField
- foundLine
- foundText
- heapSpace
- length
- ln, ln1, log2
- max
- menus
- min
- mouse
- mouseClick
- mouseH and mouseV
- mouseLoc
- number
- numToChar
- offset
- optionKey
- param
- paramCount
- params
- programs
- random
- result
- round
- screenRect
- seconds
- selectedButton
- selectedChunk
- selectedField
- selectedLine
- selectedLoc
- selectedText
- shiftKey
- sin
- sound
- sqrt
- stacks
- stackSpace
- sum
- systemVersion
- tan
- target
- ticks
- time
- tool
- trunc
- value
- windows
Properties
- address
- autoHilite
- autoSelect
- autoTab
- blindTyping
- bottom
- bottomRight
- brush
- cantAbort
- cantDelete
- cantModify
- cantPeek
- centered
- checkMark
- commandChar
- cursor
- debugger
- dialingTime
- dialingVolume
- dontSearch
- dontWrap
- dragSpeed
- editBkgnd
- enabled
- environment
- family
- filled
- fixedLineHeight
- freeSize
- grid
- height
- hilite
- icon
- ID
- itemDelimiter
- language
- left
- lineSize
- location
- lockErrorDialogs
- lockMessages
- lockRecent
- lockScreen
- lockText
- longWindowTitles
- markChar
- marked
- menuMessage
- messageWatcher
- multiple
- multipleLines
- multiSpace
- name
- number (property)
- numberFormat
- owner
- partNumber
- pattern
- polySides
- powerKeys
- printMargins
- printTextAlign
- printTextFont
- printTextHeight
- printTextSize
- printTextStyle
- rectangle
- reportTemplates
- right
- script
- scriptEditor
- scriptingLanguage
- scriptTextFont
- scriptTextSize
- scroll
- sharedHilite
- sharedText
- showLines
- showName
- showPict
- size
- stacksInUse
- style
- suspended
- textAlign
- textArrows
- textFont
- textHeight
- textSize
- textStyle
- titleWidth
- top
- topLeft
- traceDelay
- userLevel
- userModify
- variableWatcher
- version
- visible
- wideMargins
- width
- zoomed
