gecko-dev/accessible/atk/nsMaiInterfaceEditableText.cpp

101 строка
2.9 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 "LocalAccessible-inl.h"
#include "HyperTextAccessible-inl.h"
#include "nsMai.h"
#include "RemoteAccessible.h"
#include "nsString.h"
#include "mozilla/Likely.h"
using namespace mozilla::a11y;
extern "C" {
static void setTextContentsCB(AtkEditableText* aText, const gchar* aString) {
if (Accessible* acc = GetInternalObj(ATK_OBJECT(aText))) {
if (acc->IsTextRole()) {
return;
}
if (HyperTextAccessibleBase* text = acc->AsHyperTextBase()) {
NS_ConvertUTF8toUTF16 strContent(aString);
text->ReplaceText(strContent);
}
}
}
static void insertTextCB(AtkEditableText* aText, const gchar* aString,
gint aLength, gint* aPosition) {
if (Accessible* acc = GetInternalObj(ATK_OBJECT(aText))) {
if (acc->IsTextRole()) {
return;
}
if (HyperTextAccessibleBase* text = acc->AsHyperTextBase()) {
NS_ConvertUTF8toUTF16 strContent(aString);
text->InsertText(strContent, *aPosition);
}
}
}
static void copyTextCB(AtkEditableText* aText, gint aStartPos, gint aEndPos) {
if (Accessible* acc = GetInternalObj(ATK_OBJECT(aText))) {
if (acc->IsTextRole()) {
return;
}
if (HyperTextAccessibleBase* text = acc->AsHyperTextBase()) {
text->CopyText(aStartPos, aEndPos);
}
}
}
static void cutTextCB(AtkEditableText* aText, gint aStartPos, gint aEndPos) {
if (Accessible* acc = GetInternalObj(ATK_OBJECT(aText))) {
if (acc->IsTextRole()) {
return;
}
if (HyperTextAccessibleBase* text = acc->AsHyperTextBase()) {
text->CutText(aStartPos, aEndPos);
}
}
}
static void deleteTextCB(AtkEditableText* aText, gint aStartPos, gint aEndPos) {
if (Accessible* acc = GetInternalObj(ATK_OBJECT(aText))) {
if (acc->IsTextRole()) {
return;
}
if (HyperTextAccessibleBase* text = acc->AsHyperTextBase()) {
text->DeleteText(aStartPos, aEndPos);
}
}
}
MOZ_CAN_RUN_SCRIPT_BOUNDARY
static void pasteTextCB(AtkEditableText* aText, gint aPosition) {
if (Accessible* acc = GetInternalObj(ATK_OBJECT(aText))) {
if (acc->IsTextRole()) {
return;
}
if (HyperTextAccessibleBase* text = acc->AsHyperTextBase()) {
text->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;
}