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Text File | 1994-11-11 | 10.0 KB | 305 lines | [TEXT/MPS ] |
- ;
- ; File: Translation.a
- ;
- ; Copyright: © 1984-1994 by Apple Computer, Inc.
- ; All rights reserved.
- ;
- ; Version: Universal Interfaces 2.0a3 ETO #16, MPW prerelease. Friday, November 11, 1994.
- ;
- ; Bugs?: If you find a problem with this file, send the file and version
- ; information (from above) and the problem description to:
- ;
- ; Internet: apple.bugs@applelink.apple.com
- ; AppleLink: APPLE.BUGS
- ;
- ;
-
- IF &TYPE('__TRANSLATION__') = 'UNDEFINED' THEN
- __TRANSLATION__ SET 1
-
-
- IF &TYPE('__TYPES__') = 'UNDEFINED' THEN
- include 'Types.a'
- ENDIF
- ; include 'ConditionalMacros.a' ;
-
- IF &TYPE('__FILES__') = 'UNDEFINED' THEN
- include 'Files.a'
- ENDIF
- ; include 'MixedMode.a' ;
- ; include 'OSUtils.a' ;
- ; include 'Memory.a' ;
-
- IF &TYPE('__COMPONENTS__') = 'UNDEFINED' THEN
- include 'Components.a'
- ENDIF
-
- IF &TYPE('__TRANSLATIONEXTENSIONS__') = 'UNDEFINED' THEN
- include 'TranslationExtensions.a'
- ENDIF
- ; include 'Quickdraw.a' ;
- ; include 'QuickdrawText.a' ;
-
- domCannot EQU 0
- domNative EQU 1
- domTranslateFirst EQU 2
- domWildcard EQU 3
-
- ; 0L terminated array of OSTypes, or FileTypes
- ; Progress dialog resource ID
- kTranslationScrapProgressDialogID EQU -16555
-
- ; block of data that describes how to translate
- FileTranslationSpec RECORD 0
- componentSignature ds.l 1
- translationSystemInfo ds.l 1
- src ds FileTypeSpec
- dst ds FileTypeSpec
- sizeof EQU 48
- ENDR
-
- ;****************************************************************************************
- ;*
- ;* GetFileTypesThatAppCanNativelyOpen
- ;*
- ;* This routine returns a list of all FileTypes that an application can open by itself
- ;*
- ;* Enter: appVRefNumHint volume where application resides (can be wrong, and if is, will be used as a starting point)
- ;* appSignature signature (creator) of application
- ;* nativeTypes pointer to a buffer to be filled with up to 64 FileTypes
- ;*
- ;* Exit: nativeTypes zero terminated array of FileTypes that can be opened by app
- ;
- IF GENERATING68K THEN
- Macro
- _GetFileTypesThatAppCanNativelyOpen
- moveq #28,d0
- dc.w $ABFC
- EndM
- ELSE
- IMPORT GetFileTypesThatAppCanNativelyOpen
- ENDIF
-
- ;****************************************************************************************
- ;*
- ;* ExtendFileTypeList
- ;*
- ;* This routine makes a new list of file types that can be translated into a type in the given list
- ;* Used by StandardFile
- ;*
- ;* Enter: originalTypeList pointer to list of file types that can be opened
- ;* numberOriginalTypes number of file types in orgTypeList
- ;* extendedTypeList pointer to a buffer to be filled with file types
- ;* numberExtendedTypes max number of file types that can be put in extendedTypeList
- ;*
- ;* Exit: extendedTypeList buffer filled in with file types that can be translated
- ;* numberExtendedTypes number of file types put in extendedTypeList
- ;
- IF GENERATING68K THEN
- Macro
- _ExtendFileTypeList
- moveq #9,d0
- dc.w $ABFC
- EndM
- ELSE
- IMPORT ExtendFileTypeList
- ENDIF
-
- ;****************************************************************************************
- ;*
- ;*
- ;* This routine checks if a file can be opened by a particular application.
- ;* If so, it returns if it needs to be translated first, and if so then how.
- ;* The FileTypes that the app can open are specified by nativelyOpenableTypes,
- ;* or if it is NULL, GetFileTypesThatAppCanNativelyOpen is called.
- ;*
- ;* Enter: targetDocument document to check if it can be opened
- ;* appVRefNumHint vRefNum of application to open doc ( can be wrong, and if is, will be used as a starting point)
- ;* appSignature signature (creator) of application to open doc
- ;* nativeTypes zero terminated list of FileTypes app can open natively, or NULL to use default list
- ;* onlyNative whether to consider if document can be translated before opening
- ;* howToOpen pointer to buffer in which to put how the document can be opened
- ;* howToTranslate pointer to buffer in which to put a FileTranslationSpec record
- ;*
- ;* Exit: howToOpen whether file needs to be translated to be read
- ;* howToTranslate if file can be translated, buffer filled in with how to translate
- ;* returns noErr, noPrefAppErr
- ;
- IF GENERATING68K THEN
- Macro
- _CanDocBeOpened
- moveq #30,d0
- dc.w $ABFC
- EndM
- ELSE
- IMPORT CanDocBeOpened
- ENDIF
-
- ;****************************************************************************************
- ;*
- ;* GetFileTranslationPaths
- ;*
- ;* This routine returns a list of all ways a translation can occure to or from a FileType.
- ;* The app is checked to exist. The hint for each app is the VRefNum and DTRefNum
- ;*
- ;* Enter: srcDoc source file or NULL for all matches
- ;* dstDoc destination FileType or NULL for all matches
- ;* maxResultCount
- ;* resultBuffer
- ;* Exit: number of paths
- ;
- IF GENERATING68K THEN
- Macro
- _GetFileTranslationPaths
- moveq #56,d0
- dc.w $ABFC
- EndM
- ELSE
- IMPORT GetFileTranslationPaths
- ENDIF
-
- ;****************************************************************************************
- ;*
- ;* GetPathFromTranslationDialog
- ;*
- ;* This routine, with a given document, application, and a passed typelist will display the
- ;* Macintosh Easy Open translation dialog allowing the user to make a choice. The choice
- ;* made will be written as a preference (so the next call to CanDocBeOpened() will work).
- ;* The routine returns the translation path information.
- ;*
- ;* Enter: theDocument FSSpec to document to open
- ;* theApplication FSSpec to application to open document
- ;* typeList Nil terminated list of FileType's (e.g. SFTypeList-like) of types
- ;* you would like the documented translated to. Order most perferred
- ;* to least.
- ;*
- ;* Exit: howToOpen Translation method needed to open document
- ;* howToTranslate Translation specification
- ;* returns Any errors that might occur.
- ;
- IF GENERATING68K THEN
- Macro
- _GetPathFromTranslationDialog
- moveq #55,d0
- dc.w $ABFC
- EndM
- ELSE
- IMPORT GetPathFromTranslationDialog
- ENDIF
-
- ;****************************************************************************************
- ;*
- ;* TranslateFile
- ;*
- ;* This routine reads a file of one format and writes it to another file in another format.
- ;* The information on how to translated is generated by the routine CanDocBeOpened.
- ;* TranslateFile calls through to the TranslateFile Extension's DoTranslateFile routine.
- ;* The destination file must not exist. It is created by this routine.
- ;*
- ;* Enter: sourceDocument input file to translate
- ;* destinationDocument output file of translation
- ;* howToTranslate pointer to info on how to translate
- ;* Exit: returns noErr, badTranslationSpecErr
- ;
- IF GENERATING68K THEN
- Macro
- _TranslateFile
- moveq #12,d0
- dc.w $ABFC
- EndM
- ELSE
- IMPORT TranslateFile
- ENDIF
-
- ;****************************************************************************************
- ;*
- ;* GetDocumentKindString
- ;*
- ;* This routine returns the string the Finder should show for the "kind" of a document
- ;* in the GetInfo window and in the kind column of a list view.
- ;*
- ;* Enter: docVRefNum The volume containing the document
- ;* docType The catInfo.fdType of the document
- ;* docCreator The catInfo.fdCreator of the document
- ;* kindString pointer to where to return the string
- ;*
- ;* Exit: kindString pascal string. Ex: "\pSurfCalc spreadsheet"
- ;* returns noErr, or afpItemNoFound if kind could not be determined
- ;
- IF GENERATING68K THEN
- Macro
- _GetDocumentKindString
- moveq #22,d0
- dc.w $ABFC
- EndM
- ELSE
- IMPORT GetDocumentKindString
- ENDIF
-
- ;****************************************************************************************
- ;*
- ;* GetTranslationExtensionName
- ;*
- ;* This routine returns the translation system name from a specified TranslationSpec
- ;*
- ;* Enter: translationMethod The translation path to get the translation name from
- ;*
- ;* Exit: extensionName The name of the translation system
- ;* returns Any errors that might occur
- ;
- IF GENERATING68K THEN
- Macro
- _GetTranslationExtensionName
- moveq #54,d0
- dc.w $ABFC
- EndM
- ELSE
- IMPORT GetTranslationExtensionName
- ENDIF
-
- ;****************************************************************************************
- ;*
- ;* GetScrapDataProcPtr
- ;*
- ;* This is a prototype for the function you must supply to TranslateScrap. It is called to
- ;* get the data to be translated. The first call TranslateScrap will make to this is to
- ;* ask for the 'fmts' data. That is a special. You should resize and fill in the handle
- ;* with a list all the formats that you have available to be translated, and the length of each.
- ;* (See I.M. VI 4-23 for details of 'fmts'). It will then be called again asking for one of
- ;* the formats that 'fmts' list said was available.
- ;*
- ;* Enter: requestedFormat Format of data that TranslateScrap needs.
- ;* dataH Handle in which to put the requested data
- ;* srcDataGetterRefCon Extra parameter for you passed to TranslateScrap
- ;*
- ;* Exit: dataH Handle is resized and filled with data in requested format
- ;
- ;****************************************************************************************
- ;*
- ;* TranslateScrap
- ;*
- ;* This routine resizes the destination handle and fills it with data of the requested format.
- ;* The data is generated by translated one or more source formats of data supplied by
- ;* the procedure srcDataGetter.
- ;* This routine is automatically called by GetScrap and ReadEdition. You only need to call
- ;* this if you need to translated scrap style data, but are not using the ScrapMgr or EditionMgr.
- ;*
- ;* Enter: sourceDataGetter Pointer to routine that can get src data
- ;* sourceDataGetterRefCon Extra parameter for dataGetter
- ;* destinationFormat Format of data desired
- ;* destinationData Handle in which to store translated data
- ;*
- ;* Exit: dstData Handle is resized and filled with data in requested format
- ;
- IF GENERATING68K THEN
- Macro
- _TranslateScrap
- moveq #14,d0
- dc.w $ABFC
- EndM
- ELSE
- IMPORT TranslateScrap
- ENDIF
-
- ENDIF ; __TRANSLATION__
-