コード例 #1
0
// A proper object descriptor has 4 parts:
// - What class it is
// - How it is being identified (in our case an ID number, specified by formUniqueID)
// - The identification itself
// - The parent of the object
OSErr CreateAEDescFromID(unsigned int id_num, DescType object_type, AEDesc* item_desc)
{
	AEDesc item_record;
	unsigned int form = formUniqueID;
	OSStatus err;
	err = AECreateList(NULL, 0, true, &item_record);
	if (err == noErr) {
		AERecord * record = &item_record;
		err = AEPutKeyPtr(record, keyAEDesiredClass, cType, &object_type, sizeof(object_type));
		err |= AEPutKeyPtr(record, keyAEContainer, typeNull, NULL, 0);	// No parent
		err |= AEPutKeyPtr(record, keyAEKeyForm, cEnumeration, &form, sizeof(form));
		err |= AEPutKeyPtr(record, keyAEKeyData, typeUInt32, &id_num, sizeof(id_num));
		if (err == noErr)
		{
			err = AECoerceDesc(record, typeObjectSpecifier, item_desc);
		}
		AEDisposeDesc(&item_record);
	}
	return err;
}
コード例 #2
0
ファイル: SampleCMPlugin.c プロジェクト: arnelh/Examples
// -----------------------------------------------------------------------------
//	CreateSampleSubmenu
// -----------------------------------------------------------------------------
static OSStatus CreateSampleSubmenu(
	AEDescList*		ioCommandList)
{
	OSStatus	theError = noErr;
	
	AEDescList	theSubmenuCommands = { typeNull, NULL };
	AERecord	theSupercommand = { typeNull, NULL };
	Str255		theSupercommandText = "\pSubmenu Here";
	
	// the first thing we should do is create an AEDescList of
	// subcommands

	// set up the AEDescList
	theError = AECreateList( NULL, 0, false, &theSubmenuCommands );
	require_noerr( theError, CreateSampleSubmenu_Complete_fail );

	// stick some commands in this subcommand list
	theError = AddCommandToAEDescList( "\pSubcommand 1", kTextEncodingMacRoman, typeChar,
			1001, 0, 0, &theSubmenuCommands );
	require_noerr( theError, CreateSampleSubmenu_CreateDesc_fail );
	
	// another
	theError = AddCommandToAEDescList( "\pAnother Subcommand", kTextEncodingMacRoman, typeChar,
			1002, 0, 0, &theSubmenuCommands );
	require_noerr( theError, CreateSampleSubmenu_fail );
	
	// yet another
	theError = AddCommandToAEDescList( "\pLast One", kTextEncodingMacRoman, typeChar, 
			1003, 0, 0, &theSubmenuCommands);
	require_noerr( theError, CreateSampleSubmenu_fail );
		
	// now, we need to create the supercommand which will "own" the
	// subcommands.  The supercommand lives in the root command list.
	// this looks very much like the AddCommandToAEDescList function,
	// except that instead of putting a command ID in the record,
	// we put in the subcommand list.

	// create an apple event record for our supercommand
	theError = AECreateList( NULL, 0, true, &theSupercommand );
	require_noerr( theError, CreateSampleSubmenu_fail );
	
	// stick the command text into the aerecord
	theError = AEPutKeyPtr(&theSupercommand, keyAEName, typeChar,
		&theSupercommandText[1], StrLength( theSupercommandText ) );
	require_noerr( theError, CreateSampleSubmenu_fail );
	
	// stick the subcommands into into the AERecord
	theError = AEPutKeyDesc(&theSupercommand, keyContextualMenuSubmenu,
		&theSubmenuCommands);
	require_noerr( theError, CreateSampleSubmenu_fail );
	
	// stick the supercommand into the list of commands that we are
	// passing back to the CMM
	theError = AEPutDesc(
		ioCommandList,		// the list we're putting our command into
		0,					// stick this command onto the end of our list
		&theSupercommand);	// the command I'm putting into the list
	
	// clean up after ourself
CreateSampleSubmenu_fail:
	AEDisposeDesc(&theSubmenuCommands);

CreateSampleSubmenu_CreateDesc_fail:
	AEDisposeDesc(&theSupercommand);

CreateSampleSubmenu_Complete_fail:
    return theError;
    
} // CreateSampleSubmenu
コード例 #3
0
ファイル: SampleCMPlugin.c プロジェクト: arnelh/Examples
// -----------------------------------------------------------------------------
//	AddCommandToAEDescList
// -----------------------------------------------------------------------------
static OSStatus AddCommandToAEDescList(
	ConstStr255Param		inCommandString,
	TextEncoding			inEncoding,
	DescType				inDescType,
	SInt32					inCommandID,
	MenuItemAttributes		inAttributes,
	UInt32					inModifiers,
	AEDescList*				ioCommandList)
{
	OSStatus theError = noErr;
	
	AERecord theCommandRecord = { typeNull, NULL };
	
	printf( "AddCommandToAEDescList: Trying to add an item.\n" );

	// create an apple event record for our command
	theError = AECreateList( NULL, kAEDescListFactorNone, true, &theCommandRecord );
	require_noerr( theError, AddCommandToAEDescList_fail );
	
	// stick the command text into the AERecord
	if ( inCommandString != NULL )
	{
		if ( inDescType == typeChar )
		{
			theError = AEPutKeyPtr( &theCommandRecord, keyAEName, typeChar,
				&inCommandString[1], StrLength( inCommandString ) );
			require_noerr( theError, AddCommandToAEDescList_fail );
		}
		else if ( inDescType == typeStyledText )
		{
			AERecord	textRecord;
			WritingCode	writingCode;
			AEDesc		textDesc;
			
			theError = AECreateList( NULL, kAEDescListFactorNone, true, &textRecord );
			require_noerr( theError, AddCommandToAEDescList_fail );
			
			theError = AEPutKeyPtr( &textRecord, keyAEText, typeChar,
				&inCommandString[1], StrLength( inCommandString ) );
			require_noerr( theError, AddCommandToAEDescList_fail );
			
			RevertTextEncodingToScriptInfo( inEncoding, &writingCode.theScriptCode,
				&writingCode.theLangCode, NULL );
			theError = AEPutKeyPtr( &textRecord, keyAEScriptTag, typeIntlWritingCode,
				&writingCode, sizeof( writingCode ) );
			require_noerr( theError, AddCommandToAEDescList_fail );

			theError = AECoerceDesc( &textRecord, typeStyledText, &textDesc );
			require_noerr( theError, AddCommandToAEDescList_fail );
			
			theError = AEPutKeyDesc( &theCommandRecord, keyAEName, &textDesc );
			require_noerr( theError, AddCommandToAEDescList_fail );
			
			AEDisposeDesc( &textRecord );
		}
		else if ( inDescType == typeIntlText )
		{
			IntlText*	intlText;
			ByteCount	size = sizeof( IntlText ) + StrLength( inCommandString ) - 1;
			
			// create an IntlText structure with the text and script
			intlText = (IntlText*) malloc( size );
			RevertTextEncodingToScriptInfo( inEncoding, &intlText->theScriptCode,
				&intlText->theLangCode, NULL );
			BlockMoveData( &inCommandString[1], &intlText->theText, StrLength( inCommandString ) );
			
			theError = AEPutKeyPtr( &theCommandRecord, keyAEName, typeIntlText, intlText, size );
			free( (char*) intlText );
			require_noerr( theError, AddCommandToAEDescList_fail );
		}
		else if ( inDescType == typeUnicodeText )
		{
			CFStringRef str = CFStringCreateWithPascalString( NULL, inCommandString, inEncoding );
			if ( str != NULL )
			{
				Boolean doFree = false;
				CFIndex sizeInChars = CFStringGetLength( str );
				CFIndex sizeInBytes = sizeInChars * sizeof( UniChar );
				const UniChar* unicode = CFStringGetCharactersPtr( str );
				if ( unicode == NULL )
				{
					doFree = true;
					unicode = (UniChar*) malloc( sizeInBytes );
					CFStringGetCharacters( str, CFRangeMake( 0, sizeInChars ), (UniChar*) unicode );
				}
				
				theError = AEPutKeyPtr( &theCommandRecord, keyAEName, typeUnicodeText, unicode, sizeInBytes );
					
				CFRelease( str );
				if ( doFree )
					free( (char*) unicode );
				
				require_noerr( theError, AddCommandToAEDescList_fail );
			}
		}
		else if ( inDescType == typeCFStringRef )
		{
			CFStringRef str = CFStringCreateWithPascalString( NULL, inCommandString, inEncoding );
			if ( str != NULL )
			{
				theError = AEPutKeyPtr( &theCommandRecord, keyAEName, typeCFStringRef, &str, sizeof( str ) );
				require_noerr( theError, AddCommandToAEDescList_fail );
				
				// do not release the string; the Contextual Menu Manager will release it for us
			}
		}
	}
		
	// stick the command ID into the AERecord
	if ( inCommandID != 0 )
	{
		theError = AEPutKeyPtr( &theCommandRecord, keyContextualMenuCommandID,
				typeLongInteger, &inCommandID, sizeof( inCommandID ) );
		require_noerr( theError, AddCommandToAEDescList_fail );
	}
	
	// stick the attributes into the AERecord
	if ( inAttributes != 0 )
	{
		theError = AEPutKeyPtr( &theCommandRecord, keyContextualMenuAttributes,
				typeLongInteger, &inAttributes, sizeof( inAttributes ) );
		require_noerr( theError, AddCommandToAEDescList_fail );
	}
	
	// stick the modifiers into the AERecord
	if ( inModifiers != 0 )
	{
		theError = AEPutKeyPtr( &theCommandRecord, keyContextualMenuModifiers,
				typeLongInteger, &inModifiers, sizeof( inModifiers ) );
		require_noerr( theError, AddCommandToAEDescList_fail );
	}
	
	// stick this record into the list of commands that we are
	// passing back to the CMM
	theError = AEPutDesc(
			ioCommandList, 			// the list we're putting our command into
			0, 						// stick this command onto the end of our list
			&theCommandRecord );	// the command I'm putting into the list
	
AddCommandToAEDescList_fail:
	// clean up after ourself; dispose of the AERecord
	AEDisposeDesc( &theCommandRecord );

    return theError;
    
} // AddCommandToAEDescList