resmanagement.h

基于Symbian平台下随心所欲控制屏幕的灯亮熄.在观看视频和发短信时这一点非常重要.

/**
*
* TObject ResManagement.h
* This class is a simple TClass with limited functionality.
* It's used in conjunction with
* CResManagement to demonstrate the scoping ideas
*
* Copyright (c) 2004 Nokia Corporation
* version 2.0
*/
#ifndef __RESMANAGEMENT_H__
#define __RESMANAGEMENT_H__

// INCLUDES
#include <e32base.h>

// FORWARD DECLARATIONS
class TParsePtrC;

class TObject
    {
public:
    TObject();
public:
    void SetMaxCapacityTask1(TInt aMaxCapTask1);
    void SetMaxCapacityTask2(TInt aMaxCapTask2);
    TInt MaxCapacityTask1() const;
    TInt MaxCapacityTask2() const;

private:
    TInt    iMaxCapacityTask1;
    TInt    iMaxCapacityTask2;

    };

//inline functions
// TObject Constructor
inline TObject::TObject():iMaxCapacityTask1(0),iMaxCapacityTask2(0){};

// Simple getters and setters
inline TInt TObject::MaxCapacityTask1() const { return iMaxCapacityTask1;}
inline TInt TObject::MaxCapacityTask2() const { return iMaxCapacityTask2;}
inline void TObject::SetMaxCapacityTask1(TInt aMaxCapTask1) {iMaxCapacityTask1 = aMaxCapTask1;}
inline void TObject::SetMaxCapacityTask2(TInt aMaxCapTask2) {iMaxCapacityTask2 = aMaxCapTask2;}

// CLASS DECLARATION
/**
*
* CResManagement ResManagement.h
* This class is used to illustrate some resource management tips
*
* Copyright (c) 2004 Nokia Corporation
* version 2.0
*/


class CResManagement : public CBase
    {
public: // CResManagement and destruction.
    /**
     * Function:    NewL
     * Description: Creates instance of CResManagement object
     * Returns:     Instance of this class
     */
    static CResManagement* NewL();

    /**
     * Function:    ~CResManagement
     * Description: Destroys CResManagement object
     */
    ~CResManagement();

public: // Methods.
    /**
     * Function:    ScopingNotImplementedL
     * Description: his function shows an implementaion that has not taken advantage
     *              of scoping. Note the function is not meant to be meaningful
     *              - it should just be compared to ScopingImplementedL
     *              to show how scoping can be implemented
     */
    void ScopingNotImplementedL();

    /**
     * Function:    ScopingImplementedL
     * Description: This function shows an implementaion that has taken advantage
     *              of scoping. Note the function is not meant to be meaningful
     *              - it should just be compared to ScopingNotImplementedL
     *              to show how scoping can be implemented
     */
    void ScopingImplementedL();

    /**
     * Function:    ConstructFileNameL
     * Description: This function gets the current app name then
     *              constructs a new filename by replacing the filetype
     *              extension with .mbm
     */
    void ConstructFileNameL() const;

private:    // Construction.
    /**
     * Function:    CResManagement
     * Description: Constructor
     */
    CResManagement();

    /**
     * Function:    ConstructL
     * Description: 2nd phase construction
     */
    void ConstructL();

    /**
     * Function:    GetTotal
     * Description: Sets values for two objects and combines them to get a value for
     *              the object passed in.
     *              The purpose of this function is just to
     *              demonstrate the idea of scoping
     *
     * Params:      aObject. The object to assign values to
     */
    void GetTotal(TObject& aObject);

    /**
     * Function:    SetValues
     * Description: Sets maximum capacity values for the objects passed in
     *
     * Params:      aObject1, aObject2. Object to assign values to
     */
    void SetValues(TObject& aObject1, TObject& aObject2);

    /**
     * Function:    SetValues
     * Description: Combines the values of the two objects passed and assigns them to
     *              another object
     *
     * Params:      aObject1, aObject2. Object to combine values of
     * Returns:     TObject - values set as a result of combing values of objects
     *              passed in
     */
    TObject CombineValues(TObject& aObject1, TObject& aOject2);

    /**
     * Function:    CurrentStackPositionL
     * Description: This function displays the current stack position of an object
     *              It can be used to check that scoping is more efficient
     *
     * Params:      aObject3 Object to display address of
     */
    void CurrentStackPositionL(TObject aObject3);

    };

#endif  // __RESMANAGEMENT_H__

// End of File