winaccessibility/source/UAccCOM/AccValue.h

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_WINACCESSIBILITY_SOURCE_UACCCOM_ACCVALUE_H
  21 #define INCLUDED_WINACCESSIBILITY_SOURCE_UACCCOM_ACCVALUE_H
  22
  23 #include "Resource.h"           // main symbols
  24
  25 #include <com/sun/star/uno/Reference.hxx>
  26 #include <com/sun/star/accessibility/XAccessibleValue.hpp>
  27 #include "UNOXWrapper.h"
  28
  29 /**
  30  * CAccValue implements IAccessibleValue interface.
  31  */
  32 class CAccValue :
  33             public CComObjectRoot,
  34             public CComCoClass<CAccValue,&CLSID_AccValue>,
  35             public IAccessibleValue,
  36             public CUNOXWrapper
  37 {
  38 public:
  39     CAccValue()
  40     {
  41             }
  42     virtual ~CAccValue()
  43     {
  44             }
  45
  46     BEGIN_COM_MAP(CAccValue)
  47     COM_INTERFACE_ENTRY(IAccessibleValue)
  48     COM_INTERFACE_ENTRY(IUNOXWrapper)
  49     COM_INTERFACE_ENTRY_FUNC_BLIND(NULL,SmartQI_)
  50 #if defined __clang__
  51 #pragma clang diagnostic push
  52 #pragma clang diagnostic ignored "-Winconsistent-missing-override"
  53 #endif
  54     END_COM_MAP()
  55 #if defined __clang__
  56 #pragma clang diagnostic pop
  57 #endif
  58
  59     static HRESULT WINAPI SmartQI_(void* pv,
  60                                    REFIID iid, void** ppvObject, DWORD_PTR)
  61     {
  62         return static_cast<CAccValue*>(pv)->SmartQI(iid,ppvObject);
  63     }
  64
  65     HRESULT SmartQI(REFIID iid, void** ppvObject)
  66     {
  67         if( m_pOuterUnknown )
  68             return OuterQueryInterface(iid,ppvObject);
  69         return E_FAIL;
  70     }
  71
  72     DECLARE_NO_REGISTRY()
  73
  74 public:
  75     // IAccessibleValue
  76
  77     // Returns the value of this object as a number.
  78     STDMETHOD(get_currentValue)(VARIANT *currentValue) override;
  79
  80     // Sets the value of this object to the given number.
  81     STDMETHOD(setCurrentValue)(VARIANT value) override;
  82
  83     // Returns the maximal value that can be represented by this object.
  84     STDMETHOD(get_maximumValue)(VARIANT *maximumValue) override;
  85
  86     // Returns the minimal value that can be represented by this object.
  87     STDMETHOD(get_minimumValue)(VARIANT *mininumValue) override;
  88
  89     // Override of IUNOXWrapper.
  90     STDMETHOD(put_XInterface)(hyper pXInterface) override;
  91
  92 private:
  93
  94     css::uno::Reference<css::accessibility::XAccessibleValue> pRXVal;
  95
  96     css::accessibility::XAccessibleValue* GetXInterface()
  97     {
  98         return pRXVal.get();
  99     }
 100
 101 };
 102
 103 #endif // INCLUDED_WINACCESSIBILITY_SOURCE_UACCCOM_ACCVALUE_H
 104
 105 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */