#include <ProDeClipboard.hh>

Collaboration diagram for ProDeClipboard:

Public Member Functions
void	setContents (ObjectState contents, const TTAMachine::Machine sourceMachine)

ObjectState *	copyContents ()

const TTAMachine::Machine *	sourceMachine ()

bool	isEmpty ()

Static Public Member Functions
static ProDeClipboard *	instance ()

static void	destroy ()

Private Member Functions
	ProDeClipboard ()

	~ProDeClipboard ()

Private Attributes
ObjectState *	contents_

const TTAMachine::Machine *	sourceMachine_

Static Private Attributes
static ProDeClipboard *	instance_ = NULL

Detailed Description

A Clipboard class for copying machine components in ProDe.

The clipboard can store one Component. This class is implemented using the 'singleton' design pattern.

Definition at line 47 of file ProDeClipboard.hh.

Constructor & Destructor Documentation

◆ ProDeClipboard()

ProDeClipboard::ProDeClipboard ( )

private

The Constructor.

Definition at line 41 of file ProDeClipboard.cc.

41 : contents_(NULL) {

42 }

Referenced by instance().

◆ ~ProDeClipboard()

ProDeClipboard::~ProDeClipboard ( )

private

The Destructor.

Definition at line 48 of file ProDeClipboard.cc.

                                 {
     if (contents_ != NULL) {
         delete contents_;
         contents_ = NULL;
     }
 }

References contents_.

Member Function Documentation

◆ copyContents()

ObjectState * ProDeClipboard::copyContents ( )

Returns a copy of the clipboard contents.

Returns: Copy of the cliboard contents.

Definition at line 104 of file ProDeClipboard.cc.

                              {
  
     if (contents_ == NULL) {
         return NULL;
     }
  
     ObjectState* component = new ObjectState(*contents_);
     return component;
 }

References contents_.

Referenced by PasteComponentCmd::Do().

◆ destroy()

void ProDeClipboard::destroy ( )

static

Deletes the singleton instance of the clipboard.

Definition at line 74 of file ProDeClipboard.cc.

                         {
     if (instance_ != NULL) {
         delete instance_;
         instance_ = NULL;
     }
 }

References instance_.

Referenced by ProDe::OnExit().

◆ instance()

ProDeClipboard * ProDeClipboard::instance ( )

static

Returns the singleton instance of the clipboard.

Returns: Singleton instance of the clipboard.

Definition at line 62 of file ProDeClipboard.cc.

                          {
     if (instance_ == NULL) {
         instance_ = new ProDeClipboard();
     }
     return instance_;
 }

References instance_, and ProDeClipboard().

Referenced by CopyComponent::Do(), PasteComponentCmd::Do(), and PasteComponentCmd::isEnabled().

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◆ isEmpty()

bool ProDeClipboard::isEmpty ( )

Returns true if the clipboard is empty.

Returns: true, if the clipboard is empty.

Definition at line 121 of file ProDeClipboard.cc.

                         {
     if (contents_ == NULL) {
     return true;
     }
     return false;
 }

References contents_.

Referenced by PasteComponentCmd::isEnabled().

◆ setContents()

void ProDeClipboard::setContents	(	ObjectState *	component,
		const TTAMachine::Machine *	sourceMachine
	)

Sets the clipboard contents.

Parameters

component Copied/cut component.

Definition at line 88 of file ProDeClipboard.cc.

                                                                     {
     if (contents_ != NULL) {
         delete contents_;
     }
     sourceMachine_ = sourceMachine;
     contents_ = component;
 }