RetroZilla/accessible/src/atk/nsMaiInterfaceEditableText.cpp

260 lines
8.6 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim:expandtab:shiftwidth=4:tabstop=4:
*/
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Sun Microsystems, Inc.
* Portions created by Sun Microsystems are Copyright (C) 2002 Sun
* Microsystems, Inc. All Rights Reserved.
*
* Original Author: Bolian Yin (bolian.yin@sun.com)
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the NPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsString.h"
#include "nsMaiInterfaceEditableText.h"
G_BEGIN_DECLS
static void interfaceInitCB(AtkEditableTextIface *aIface);
/* editabletext interface callbacks */
static gboolean setRunAttributesCB(AtkEditableText *aText,
AtkAttributeSet *aAttribSet,
gint aStartOffset,
gint aEndOffset);
static void setTextContentsCB(AtkEditableText *aText, const gchar *aString);
static void insertTextCB(AtkEditableText *aText,
const gchar *aString, gint aLength, gint *aPosition);
static void copyTextCB(AtkEditableText *aText, gint aStartPos, gint aEndPos);
static void cutTextCB(AtkEditableText *aText, gint aStartPos, gint aEndPos);
static void deleteTextCB(AtkEditableText *aText, gint aStartPos, gint aEndPos);
static void pasteTextCB(AtkEditableText *aText, gint aPosition);
G_END_DECLS
MaiInterfaceEditableText::MaiInterfaceEditableText(nsAccessibleWrap *aAccWrap):
MaiInterface(aAccWrap)
{
}
MaiInterfaceEditableText::~MaiInterfaceEditableText()
{
}
MaiInterfaceType
MaiInterfaceEditableText::GetType()
{
return MAI_INTERFACE_EDITABLE_TEXT;
}
const GInterfaceInfo *
MaiInterfaceEditableText::GetInterfaceInfo()
{
static const GInterfaceInfo atk_if_editabletext_info = {
(GInterfaceInitFunc)interfaceInitCB,
(GInterfaceFinalizeFunc) NULL,
NULL
};
return &atk_if_editabletext_info;
}
/* statics */
void
interfaceInitCB(AtkEditableTextIface *aIface)
{
NS_ASSERTION(aIface, "Invalid aIface");
if (!aIface)
return;
aIface->set_run_attributes = setRunAttributesCB;
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;
}
/* static, callbacks for atkeditabletext virutal functions */
gboolean
setRunAttributesCB(AtkEditableText *aText, AtkAttributeSet *aAttribSet,
gint aStartOffset, gint aEndOffset)
{
nsAccessibleWrap *accWrap = GetAccessibleWrap(ATK_OBJECT(aText));
NS_ENSURE_TRUE(accWrap, FALSE);
nsCOMPtr<nsIAccessibleEditableText> accText;
accWrap->QueryInterface(NS_GET_IID(nsIAccessibleEditableText),
getter_AddRefs(accText));
NS_ENSURE_TRUE(accText, FALSE);
nsCOMPtr<nsISupports> attrSet;
/* how to insert attributes into nsISupports ??? */
nsresult rv = accText->SetAttributes(aStartOffset, aEndOffset,
attrSet);
return NS_FAILED(rv) ? FALSE : TRUE;
}
void
setTextContentsCB(AtkEditableText *aText, const gchar *aString)
{
nsAccessibleWrap *accWrap = GetAccessibleWrap(ATK_OBJECT(aText));
if (!accWrap)
return;
nsCOMPtr<nsIAccessibleEditableText> accText;
accWrap->QueryInterface(NS_GET_IID(nsIAccessibleEditableText),
getter_AddRefs(accText));
if (!accText)
return;
MAI_LOG_DEBUG(("EditableText: setTextContentsCB, aString=%s", aString));
NS_ConvertUTF8toUCS2 strContent(aString);
nsresult rv = accText->SetTextContents(strContent);
NS_WARN_IF_FALSE(NS_SUCCEEDED(rv),
"MaiInterfaceEditableText::SetTextContents, failed\n");
}
void
insertTextCB(AtkEditableText *aText,
const gchar *aString, gint aLength, gint *aPosition)
{
nsAccessibleWrap *accWrap = GetAccessibleWrap(ATK_OBJECT(aText));
if (!accWrap)
return;
nsCOMPtr<nsIAccessibleEditableText> accText;
accWrap->QueryInterface(NS_GET_IID(nsIAccessibleEditableText),
getter_AddRefs(accText));
if (!accText)
return;
NS_ConvertUTF8toUCS2 strContent(aString);
// interface changed in nsIAccessibleEditabelText.idl ???
//
// PRInt32 pos = *aPosition;
// nsresult rv = accText->InsertText(strContent, aLength, &pos);
// *aPosition = pos;
nsresult rv = accText->InsertText(strContent, *aPosition);
NS_WARN_IF_FALSE(NS_SUCCEEDED(rv),
"MaiInterfaceEditableText::InsertText, failed\n");
MAI_LOG_DEBUG(("EditableText: insert aString=%s, aLength=%d, aPosition=%d",
aString, aLength, *aPosition));
}
void
copyTextCB(AtkEditableText *aText, gint aStartPos, gint aEndPos)
{
nsAccessibleWrap *accWrap = GetAccessibleWrap(ATK_OBJECT(aText));
if (!accWrap)
return;
nsCOMPtr<nsIAccessibleEditableText> accText;
accWrap->QueryInterface(NS_GET_IID(nsIAccessibleEditableText),
getter_AddRefs(accText));
if (!accText)
return;
MAI_LOG_DEBUG(("EditableText: copyTextCB, aStartPos=%d, aEndPos=%d",
aStartPos, aEndPos));
nsresult rv = accText->CopyText(aStartPos, aEndPos);
NS_WARN_IF_FALSE(NS_SUCCEEDED(rv),
"MaiInterfaceEditableText::CopyText, failed\n");
}
void
cutTextCB(AtkEditableText *aText, gint aStartPos, gint aEndPos)
{
nsAccessibleWrap *accWrap = GetAccessibleWrap(ATK_OBJECT(aText));
if (!accWrap)
return;
nsCOMPtr<nsIAccessibleEditableText> accText;
accWrap->QueryInterface(NS_GET_IID(nsIAccessibleEditableText),
getter_AddRefs(accText));
if (!accText)
return;
MAI_LOG_DEBUG(("EditableText: cutTextCB, aStartPos=%d, aEndPos=%d",
aStartPos, aEndPos));
nsresult rv = accText->CutText(aStartPos, aEndPos);
NS_WARN_IF_FALSE(NS_SUCCEEDED(rv),
"MaiInterfaceEditableText::CutText, failed\n");
}
void
deleteTextCB(AtkEditableText *aText, gint aStartPos, gint aEndPos)
{
nsAccessibleWrap *accWrap = GetAccessibleWrap(ATK_OBJECT(aText));
if (!accWrap)
return;
nsCOMPtr<nsIAccessibleEditableText> accText;
accWrap->QueryInterface(NS_GET_IID(nsIAccessibleEditableText),
getter_AddRefs(accText));
if (!accText)
return;
MAI_LOG_DEBUG(("EditableText: deleteTextCB, aStartPos=%d, aEndPos=%d",
aStartPos, aEndPos));
nsresult rv = accText->DeleteText(aStartPos, aEndPos);
NS_WARN_IF_FALSE(NS_SUCCEEDED(rv),
"MaiInterfaceEditableText::DeleteText, failed\n");
}
void
pasteTextCB(AtkEditableText *aText, gint aPosition)
{
nsAccessibleWrap *accWrap = GetAccessibleWrap(ATK_OBJECT(aText));
if (!accWrap)
return;
nsCOMPtr<nsIAccessibleEditableText> accText;
accWrap->QueryInterface(NS_GET_IID(nsIAccessibleEditableText),
getter_AddRefs(accText));
if (!accText)
return;
MAI_LOG_DEBUG(("EditableText: pasteTextCB, aPosition=%d", aPosition));
nsresult rv = accText->PasteText(aPosition);
NS_WARN_IF_FALSE(NS_SUCCEEDED(rv),
"MaiInterfaceEditableText::PasteText, failed\n");
}