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Diffstat (limited to 'accessible/windows/ia2/ia2AccessibleText.h')
| -rw-r--r-- | accessible/windows/ia2/ia2AccessibleText.h | 275 |
1 files changed, 275 insertions, 0 deletions
diff --git a/accessible/windows/ia2/ia2AccessibleText.h b/accessible/windows/ia2/ia2AccessibleText.h new file mode 100644 index 000000000..a513e44a2 --- /dev/null +++ b/accessible/windows/ia2/ia2AccessibleText.h @@ -0,0 +1,275 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim:expandtab:shiftwidth=2:tabstop=2: + */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef _ACCESSIBLE_TEXT_H +#define _ACCESSIBLE_TEXT_H + +#include "nsIAccessibleText.h" + +#include "AccessibleText.h" + +namespace mozilla { +namespace a11y { +class HyperTextAccessibleWrap; + +class ia2AccessibleText: public IAccessibleText +{ +public: + + // IAccessibleText + virtual HRESULT STDMETHODCALLTYPE addSelection( + /* [in] */ long startOffset, + /* [in] */ long endOffset); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_attributes( + /* [in] */ long offset, + /* [out] */ long *startOffset, + /* [out] */ long *endOffset, + /* [retval][out] */ BSTR *textAttributes); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_caretOffset( + /* [retval][out] */ long *offset); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_characterExtents( + /* [in] */ long offset, + /* [in] */ enum IA2CoordinateType coordType, + /* [out] */ long *x, + /* [out] */ long *y, + /* [out] */ long *width, + /* [retval][out] */ long *height); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_nSelections( + /* [retval][out] */ long *nSelections); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_offsetAtPoint( + /* [in] */ long x, + /* [in] */ long y, + /* [in] */ enum IA2CoordinateType coordType, + /* [retval][out] */ long *offset); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_selection( + /* [in] */ long selectionIndex, + /* [out] */ long *startOffset, + /* [retval][out] */ long *endOffset); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_text( + /* [in] */ long startOffset, + /* [in] */ long endOffset, + /* [retval][out] */ BSTR *text); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_textBeforeOffset( + /* [in] */ long offset, + /* [in] */ enum IA2TextBoundaryType boundaryType, + /* [out] */ long *startOffset, + /* [out] */ long *endOffset, + /* [retval][out] */ BSTR *text); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_textAfterOffset( + /* [in] */ long offset, + /* [in] */ enum IA2TextBoundaryType boundaryType, + /* [out] */ long *startOffset, + /* [out] */ long *endOffset, + /* [retval][out] */ BSTR *text); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_textAtOffset( + /* [in] */ long offset, + /* [in] */ enum IA2TextBoundaryType boundaryType, + /* [out] */ long *startOffset, + /* [out] */ long *endOffset, + /* [retval][out] */ BSTR *text); + + virtual HRESULT STDMETHODCALLTYPE removeSelection( + /* [in] */ long selectionIndex); + + virtual HRESULT STDMETHODCALLTYPE setCaretOffset( + /* [in] */ long offset); + + virtual HRESULT STDMETHODCALLTYPE setSelection( + /* [in] */ long selectionIndex, + /* [in] */ long startOffset, + /* [in] */ long endOffset); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_nCharacters( + /* [retval][out] */ long *nCharacters); + + virtual HRESULT STDMETHODCALLTYPE scrollSubstringTo( + /* [in] */ long startIndex, + /* [in] */ long endIndex, + /* [in] */ enum IA2ScrollType scrollType); + + virtual HRESULT STDMETHODCALLTYPE scrollSubstringToPoint( + /* [in] */ long startIndex, + /* [in] */ long endIndex, + /* [in] */ enum IA2CoordinateType coordinateType, + /* [in] */ long x, + /* [in] */ long y); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_newText( + /* [retval][out] */ IA2TextSegment *newText); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_oldText( + /* [retval][out] */ IA2TextSegment *oldText); + + static void InitTextChangeData(); + static void UpdateTextChangeData(HyperTextAccessibleWrap* aAcc, bool aInsert, + const nsString& aStr, int32_t aStart, + uint32_t aLen); + +protected: + static StaticRefPtr<HyperTextAccessibleWrap> sLastTextChangeAcc; + static StaticAutoPtr<nsString> sLastTextChangeString; + static bool sLastTextChangeWasInsert; + static uint32_t sLastTextChangeStart; + static uint32_t sLastTextChangeEnd; + +private: + HRESULT GetModifiedText(bool aGetInsertedText, IA2TextSegment *aNewText); + AccessibleTextBoundary GetGeckoTextBoundary(enum IA2TextBoundaryType coordinateType); +}; + +} // namespace a11y +} // namespace mozilla + + +#define FORWARD_IACCESSIBLETEXT(Class) \ +virtual HRESULT STDMETHODCALLTYPE addSelection(long startOffset, \ + long endOffset) \ +{ \ + return Class::addSelection(startOffset, endOffset); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE get_attributes(long offset, \ + long *startOffset, \ + long *endOffset, \ + BSTR *textAttributes) \ +{ \ + return Class::get_attributes(offset, startOffset, endOffset, textAttributes);\ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE get_caretOffset(long *offset) \ +{ \ + return Class::get_caretOffset(offset); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE get_characterExtents(long offset, \ + enum IA2CoordinateType coordType,\ + long *x, \ + long *y, \ + long *width, \ + long *height) \ +{ \ + return Class::get_characterExtents(offset, coordType, x, y, width, height); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE get_nSelections(long *nSelections) \ +{ \ + return Class::get_nSelections(nSelections); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE get_offsetAtPoint(long x, \ + long y, \ + enum IA2CoordinateType coordType,\ + long *offset) \ +{ \ + return Class::get_offsetAtPoint(x, y, coordType, offset); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE get_selection(long selectionIndex, \ + long *startOffset, \ + long *endOffset) \ +{ \ + return Class::get_selection(selectionIndex, startOffset, endOffset); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE get_text(long startOffset, \ + long endOffset, \ + BSTR *text) \ +{ \ + return Class::get_text(startOffset, endOffset, text); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE get_textBeforeOffset(long offset, \ + enum IA2TextBoundaryType boundaryType,\ + long *startOffset, \ + long *endOffset, \ + BSTR *text) \ +{ \ + return Class::get_textBeforeOffset(offset, boundaryType, \ + startOffset, endOffset, text); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE get_textAfterOffset(long offset, \ + enum IA2TextBoundaryType boundaryType,\ + long *startOffset, \ + long *endOffset, \ + BSTR *text) \ +{ \ + return Class::get_textAfterOffset(offset, boundaryType, \ + startOffset, endOffset, text); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE get_textAtOffset(long offset, \ + enum IA2TextBoundaryType boundaryType,\ + long *startOffset, \ + long *endOffset, \ + BSTR *text) \ +{ \ + return Class::get_textAtOffset(offset, boundaryType, \ + startOffset, endOffset, text); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE removeSelection(long selectionIndex) \ +{ \ + return Class::removeSelection(selectionIndex); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE setCaretOffset(long offset) \ +{ \ + return Class::setCaretOffset(offset); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE setSelection(long selectionIndex, \ + long startOffset, \ + long endOffset) \ +{ \ + return Class::setSelection(selectionIndex, startOffset, endOffset); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE get_nCharacters(long *nCharacters) \ +{ \ + return Class::get_nCharacters(nCharacters); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE scrollSubstringTo(long startIndex, \ + long endIndex, \ + enum IA2ScrollType scrollType)\ +{ \ + return Class::scrollSubstringTo(startIndex, endIndex, scrollType); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE scrollSubstringToPoint(long startIndex, \ + long endIndex, \ + enum IA2CoordinateType coordinateType,\ + long x, \ + long y) \ +{ \ + return Class::scrollSubstringToPoint(startIndex, endIndex, \ + coordinateType, x, y); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE get_newText(IA2TextSegment *newText) \ +{ \ + return Class::get_newText(newText); \ +} \ + \ +virtual HRESULT STDMETHODCALLTYPE get_oldText(IA2TextSegment *oldText) \ +{ \ + return Class::get_oldText(oldText); \ +} \ + +#endif + |