The Tor Browser: accessible/src/windows/ia2/ia2AccessibleEditableText.cpp@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* vim:expandtab:shiftwidth=2:tabstop=2:

     3  */

     4 /* This Source Code Form is subject to the terms of the Mozilla Public

     5  * License, v. 2.0. If a copy of the MPL was not distributed with this

     6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     8 #include "ia2AccessibleEditableText.h"

    10 #include "AccessibleEditableText_i.c"

    11 #include "HyperTextAccessible-inl.h"

    12 #include "HyperTextAccessibleWrap.h"

    14 #include "nsCOMPtr.h"

    15 #include "nsString.h"

    17 using namespace mozilla::a11y;

    19 // IAccessibleEditableText

    21 STDMETHODIMP

    22 ia2AccessibleEditableText::copyText(long aStartOffset, long aEndOffset)

    23 {

    24   A11Y_TRYBLOCK_BEGIN

    26   HyperTextAccessible* textAcc = static_cast<HyperTextAccessibleWrap*>(this);

    27   if (textAcc->IsDefunct())

    28     return CO_E_OBJNOTCONNECTED;

    30   if (!textAcc->IsValidRange(aStartOffset, aEndOffset))

    31     return E_INVALIDARG;

    33   textAcc->CopyText(aStartOffset, aEndOffset);

    34   return S_OK;

    36   A11Y_TRYBLOCK_END

    37 }

    39 STDMETHODIMP

    40 ia2AccessibleEditableText::deleteText(long aStartOffset, long aEndOffset)

    41 {

    42   A11Y_TRYBLOCK_BEGIN

    44   HyperTextAccessible* textAcc = static_cast<HyperTextAccessibleWrap*>(this);

    45   if (textAcc->IsDefunct())

    46     return CO_E_OBJNOTCONNECTED;

    48   if (!textAcc->IsValidRange(aStartOffset, aEndOffset))

    49     return E_INVALIDARG;

    51   textAcc->DeleteText(aStartOffset, aEndOffset);

    52   return S_OK;

    54   A11Y_TRYBLOCK_END

    55 }

    57 STDMETHODIMP

    58 ia2AccessibleEditableText::insertText(long aOffset, BSTR *aText)

    59 {

    60   A11Y_TRYBLOCK_BEGIN

    62   HyperTextAccessible* textAcc = static_cast<HyperTextAccessibleWrap*>(this);

    63   if (textAcc->IsDefunct())

    64     return CO_E_OBJNOTCONNECTED;

    66   if (!textAcc->IsValidOffset(aOffset))

    67     return E_INVALIDARG;

    69   uint32_t length = ::SysStringLen(*aText);

    70   nsAutoString text(*aText, length);

    72   textAcc->InsertText(text, aOffset);

    73   return S_OK;

    75   A11Y_TRYBLOCK_END

    76 }

    78 STDMETHODIMP

    79 ia2AccessibleEditableText::cutText(long aStartOffset, long aEndOffset)

    80 {

    81   A11Y_TRYBLOCK_BEGIN

    83   HyperTextAccessible* textAcc = static_cast<HyperTextAccessibleWrap*>(this);

    84   if (textAcc->IsDefunct())

    85     return CO_E_OBJNOTCONNECTED;

    87   if (!textAcc->IsValidRange(aStartOffset, aEndOffset))

    88     return E_INVALIDARG;

    90   textAcc->CutText(aStartOffset, aEndOffset);

    91   return S_OK;

    93   A11Y_TRYBLOCK_END

    94 }

    96 STDMETHODIMP

    97 ia2AccessibleEditableText::pasteText(long aOffset)

    98 {

    99   A11Y_TRYBLOCK_BEGIN

   101   HyperTextAccessible* textAcc = static_cast<HyperTextAccessibleWrap*>(this);

   102   if (textAcc->IsDefunct())

   103     return CO_E_OBJNOTCONNECTED;

   105   if (!textAcc->IsValidOffset(aOffset))

   106     return E_INVALIDARG;

   108   textAcc->PasteText(aOffset);

   109   return S_OK;

   111   A11Y_TRYBLOCK_END

   112 }

   114 STDMETHODIMP

   115 ia2AccessibleEditableText::replaceText(long aStartOffset, long aEndOffset,

   116                                        BSTR *aText)

   117 {

   118   A11Y_TRYBLOCK_BEGIN

   120   HyperTextAccessible* textAcc = static_cast<HyperTextAccessibleWrap*>(this);

   121   if (textAcc->IsDefunct())

   122     return CO_E_OBJNOTCONNECTED;

   124   if (!textAcc->IsValidRange(aStartOffset, aEndOffset))

   125     return E_INVALIDARG;

   127   textAcc->DeleteText(aStartOffset, aEndOffset);

   129   uint32_t length = ::SysStringLen(*aText);

   130   nsAutoString text(*aText, length);

   131   textAcc->InsertText(text, aStartOffset);

   133   return S_OK;

   135   A11Y_TRYBLOCK_END

   136 }

   138 STDMETHODIMP

   139 ia2AccessibleEditableText::setAttributes(long aStartOffset, long aEndOffset,

   140                                          BSTR *aAttributes)

   141 {

   142   return E_NOTIMPL;

   143 }

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