Recognition: Advanced Topics

Summary of Advanced Topics in Recognition

// height of cells in pixels
cellHeight:

, // system-provided default is 50

// recConfig frame specifying this view's recog behavior
recConfig:

, // system provides default

// specifies appearance & behavior of formatted comb view
template:

, // optional protoCharEdit template

// string displayed when view opens; arg to SetupString method
text:

, // optional

// index of leftmost non-space character in comb view
wordLeft:

, // system-provided value

// index of cell to the right of rightmost non-space character
wordRight:

, // system-provided value

// index into text slot of character occupying leftmost cell
dispLeft:

, // system-provided value; changes after scrolling

// offset in pixels from leftmost edge of comb view
// to leftmost edge of first cell displayed
dispIndent:

,

// return word from comb view w/out leading/trailing spaces
CurrentWord:

,

// return cleaned-up version of word suitable for ext display
GetWordForDisplay:

, // calls CleanupString if provided

// deletes specified text from comb view
DeleteText:

,

// scrolls contents of comb view left or right as specified
Scroll:

,

// makes comb view use current values of text & template slots
UseTextAndTemplate:

,

// Sets the string displayed by the comb view
SetNewWord:

,

// performs internal initialization using current values of
// text and template slot; call after calling SetNewWord
UseNewWord:

,

// Returns true when template's format slot is non-nil
FixedWord:

,

// Returns number of chars residing in templates format slot
FixedWordLength:

,

// optional app-defined methods
// you supply optional fn to update external display
DisplayExternal:

, // message sent when comb view changes

// you supply optional fn to save your undo info
SaveUndoState:

, // message sent when comb view changes

// you supply optional fn to do app-specific tasks for undo
RestoreUndoState:

, // msg sent to undo comb view changes

...}