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Annotation of Examples/AppKit/CalculatorLab++/SimpleCalc.h, revision 1.1

1.1     ! root        1: //
        !             2: //     SimpleCalc -- Randy Nelson -- NeXT Developer Training
        !             3: //     A general class that serves as a liaison between a calculator interface
        !             4: //     and a calculator engine.
        !             5: //
        !             6: //  You may freely copy, distribute and reuse the code in this example.
        !             7: //  NeXT disclaims any warranty of any kind, expressed or implied, as to
        !             8: //  its fitness for any particular use.
        !             9: //
        !            10: //     Created 8-8-90
        !            11: //
        !            12: #import <objc/Object.h>
        !            13: 
        !            14: @interface SimpleCalc:Object
        !            15: {
        !            16:     // outlets...the front-end.
        !            17:     id                         display;
        !            18:     id                 enterKey;
        !            19:     id                 minusKey;
        !            20:     id                 infoManager;
        !            21:     id                 myNXStringTable;
        !            22: 
        !            23:     // C++ object's can be a-part-of Objective-C objects.
        !            24:     class CalcEngine   *cplus_object;  
        !            25: 
        !            26:     // record each previous user action
        !            27:     SEL                        previousAction;
        !            28: }
        !            29: 
        !            30: // actions.
        !            31: 
        !            32: - numberKeys:sender;
        !            33: - decimalKey:sender;
        !            34: - operationKeys:sender;
        !            35: - equalsKey:sender;
        !            36: - clearKey:sender;
        !            37: - clearAllKey:sender;
        !            38: - infoPanel:sender;
        !            39: - helpPanel:sender;
        !            40: 
        !            41: // delegate methods.
        !            42: 
        !            43: - windowWillClose:sender;
        !            44: - appDidInit:sender;
        !            45: 
        !            46: - registerAction:(SEL)action;
        !            47: - appendToDisplay:(const char *)theString;
        !            48: 
        !            49: @end

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