gecko/accessible/atk/nsMaiInterfaceEditableText.cpp

135 lines
3.7 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* 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/. */
#include "InterfaceInitFuncs.h"
#include "Accessible-inl.h"
#include "HyperTextAccessible-inl.h"
#include "nsMai.h"
#include "ProxyAccessible.h"
#include "nsString.h"
#include "mozilla/Likely.h"
using namespace mozilla::a11y;
extern "C" {
static void
setTextContentsCB(AtkEditableText *aText, const gchar *aString)
{
AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aText));
if (accWrap) {
HyperTextAccessible* text = accWrap->AsHyperText();
if (!text || !text->IsTextRole()) {
return;
}
NS_ConvertUTF8toUTF16 strContent(aString);
text->ReplaceText(strContent);
} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aText))) {
NS_ConvertUTF8toUTF16 strContent(aString);
proxy->ReplaceText(strContent);
}
}
static void
insertTextCB(AtkEditableText *aText,
const gchar *aString, gint aLength, gint *aPosition)
{
AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aText));
if (accWrap) {
HyperTextAccessible* text = accWrap->AsHyperText();
if (!text || !text->IsTextRole()) {
return;
}
NS_ConvertUTF8toUTF16 strContent(aString);
text->InsertText(strContent, *aPosition);
} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aText))) {
NS_ConvertUTF8toUTF16 strContent(aString);
proxy->InsertText(strContent, *aPosition);
}
}
static void
copyTextCB(AtkEditableText *aText, gint aStartPos, gint aEndPos)
{
AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aText));
if (accWrap) {
HyperTextAccessible* text = accWrap->AsHyperText();
if (!text || !text->IsTextRole()) {
return;
}
text->CopyText(aStartPos, aEndPos);
} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aText))) {
proxy->CopyText(aStartPos, aEndPos);
}
}
static void
cutTextCB(AtkEditableText *aText, gint aStartPos, gint aEndPos)
{
AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aText));
if (accWrap) {
HyperTextAccessible* text = accWrap->AsHyperText();
if (!text || !text->IsTextRole()) {
return;
}
text->CutText(aStartPos, aEndPos);
} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aText))) {
proxy->CutText(aStartPos, aEndPos);
}
}
static void
deleteTextCB(AtkEditableText *aText, gint aStartPos, gint aEndPos)
{
AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aText));
if (accWrap) {
HyperTextAccessible* text = accWrap->AsHyperText();
if (!text || !text->IsTextRole()) {
return;
}
text->DeleteText(aStartPos, aEndPos);
} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aText))) {
proxy->DeleteText(aStartPos, aEndPos);
}
}
static void
pasteTextCB(AtkEditableText *aText, gint aPosition)
{
AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aText));
if (accWrap) {
HyperTextAccessible* text = accWrap->AsHyperText();
if (!text || !text->IsTextRole()) {
return;
}
text->PasteText(aPosition);
} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aText))) {
proxy->PasteText(aPosition);
}
}
}
void
editableTextInterfaceInitCB(AtkEditableTextIface* aIface)
{
NS_ASSERTION(aIface, "Invalid aIface");
if (MOZ_UNLIKELY(!aIface))
return;
aIface->set_text_contents = setTextContentsCB;
aIface->insert_text = insertTextCB;
aIface->copy_text = copyTextCB;
aIface->cut_text = cutTextCB;
aIface->delete_text = deleteTextCB;
aIface->paste_text = pasteTextCB;
}