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- /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /* ***** 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: Kyle Yuan (kyle.yuan@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 ***** */
-
- #ifndef _nsAccessibleText_H_
- #define _nsAccessibleText_H_
-
- #include "nsAccessibleEventData.h"
- #include "nsBaseWidgetAccessible.h"
- #include "nsIAccessibleEditableText.h"
- #include "nsIAccessibleText.h"
- #include "nsIEditActionListener.h"
- #include "nsIEditor.h"
- #include "nsISelectionController.h"
- #include "nsITextControlFrame.h"
- #include "nsTextAccessibleWrap.h"
- #include "nsTextAccessible.h"
-
- enum EGetTextType { eGetBefore=-1, eGetAt=0, eGetAfter=1 };
-
- class nsAccessibleText : public nsIAccessibleText
- {
- public:
- NS_DECL_ISUPPORTS
- NS_DECL_NSIACCESSIBLETEXT
-
- nsAccessibleText(nsIDOMNode *aNode);
- virtual ~nsAccessibleText() {};
-
- static PRBool gSuppressedNotifySelectionChanged;
-
- protected:
- nsCOMPtr<nsIDOMNode> mTextNode;
-
- virtual nsresult GetSelections(nsISelectionController **aSelCon, nsISelection **aDomSel);
- nsresult GetTextHelperCore(EGetTextType aType, nsAccessibleTextBoundary aBoundaryType,
- PRInt32 aOffset, PRInt32 *aStartOffset, PRInt32 *aEndOffset,
- nsISelectionController *aSelCon, nsISelection *aDomSel,
- nsISupports *aClosure, nsAString & aText);
- nsresult GetTextHelper(EGetTextType aType, nsAccessibleTextBoundary aBoundaryType,
- PRInt32 aOffset, PRInt32 *aStartOffset, PRInt32 *aEndOffset,
- nsISupports *aClosure, nsAString & aText);
-
- static nsresult DOMPointToOffset(nsISupports *aClosure, nsIDOMNode* aNode, PRInt32 aNodeOffset, PRInt32 *aResult);
- static nsresult OffsetToDOMPoint(nsISupports *aClosure, PRInt32 aOffset, nsIDOMNode** aResult, PRInt32* aPosition);
- static nsresult GetCurrectOffset(nsISupports *aClosure, nsISelection *aDomSel, PRInt32 *aOffset);
-
- friend class nsAccessibleHyperText;
- };
-
- class nsAccessibleEditableText : public nsAccessibleText,
- public nsIAccessibleEditableText,
- public nsIEditActionListener
- {
- public:
- NS_DECL_ISUPPORTS
- NS_DECL_NSIACCESSIBLEEDITABLETEXT
- NS_DECL_NSIEDITACTIONLISTENER
-
- nsAccessibleEditableText(nsIDOMNode *aNode);
- virtual ~nsAccessibleEditableText() {};
-
- NS_IMETHOD GetCaretOffset(PRInt32 *aCaretOffset);
- NS_IMETHOD SetCaretOffset(PRInt32 aCaretOffset);
- NS_IMETHOD GetCharacterCount(PRInt32 *aCharacterCount);
- NS_IMETHOD GetText(PRInt32 startOffset, PRInt32 endOffset, nsAString & aText);
- NS_IMETHOD GetTextBeforeOffset(PRInt32 aOffset, nsAccessibleTextBoundary aBoundaryType,
- PRInt32 *aStartOffset, PRInt32 *aEndOffset, nsAString & aText);
- NS_IMETHOD GetTextAtOffset(PRInt32 aOffset, nsAccessibleTextBoundary aBoundaryType,
- PRInt32 *aStartOffset, PRInt32 *aEndOffset, nsAString & aText);
- NS_IMETHOD GetTextAfterOffset(PRInt32 aOffset, nsAccessibleTextBoundary aBoundaryType,
- PRInt32 *aStartOffset, PRInt32 *aEndOffset, nsAString & aText);
-
- void ShutdownEditor();
-
- static PRBool IsSingleLineTextControl(nsIDOMNode *aDomNode);
-
- protected:
- virtual nsresult GetSelections(nsISelectionController **aSelCon, nsISelection **aDomSel);
-
- void SetEditor(nsIEditor *aEditor);
- nsITextControlFrame* GetTextFrame();
- nsresult GetSelectionRange(PRInt32 *aStartPos, PRInt32 *aEndPos);
- nsresult SetSelectionRange(PRInt32 aStartPos, PRInt32 aEndPos);
- nsresult FireTextChangeEvent(AtkTextChange *aTextData);
-
- // To solve the naming conflict with nsDocAccessible::mEditor, we have to name it
- // "mPlainEditor", though it's not necessary to be a "plaintext" editor.
- nsCOMPtr<nsIEditor> mPlainEditor;
- };
-
- class nsTextAccessibleWrap : public nsTextAccessible,
- public nsAccessibleText
- {
- public:
- NS_DECL_ISUPPORTS_INHERITED
-
- nsTextAccessibleWrap(nsIDOMNode* aDomNode, nsIWeakReference* aShell);
- };
-
- #endif
-
-