ObjectArx 单例接口封装

枫叶棋语

1. <blockquote>#pragma once

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使用示例
QtForm.h

1. #pragma once
   
2. 
   
3. #include <qwidget.h>
   
4. #include <qwindowdefs.h>
   
5. #include <singleinstance.h>
   
6. #include "ui_qtform.h"
   
7. class QtForm :
   
8.   public QWidget,
   
9.   public Ui::QtFormClass,
   
10.   public SingleInstance<QtForm>
    
11. {
    
12. public:
    
13.   QtForm(QWidget* parent = nullptr);
    
14.   ~QtForm();
    
15. };
    
16. 
    

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QtForm.cpp

1. #include "stdafx.h"
   
2. #include "qtform.h"
   
3. 
   
4. QtForm::QtForm(QWidget* parent) : QWidget(parent), Ui::QtFormClass()
   
5. {
   
6.   setupUi(this);
   
7.   setAttribute(Qt::WA_DeleteOnClose);
   
8.   setWindowFlags(windowFlags() | Qt::WindowStaysOnTopHint);
   
9. }
   
10. 
    
11. QtForm::~QtForm()
    
12. {
    
13.   this->close();
    
14. }
    

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