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Bug 266890. Remove nsScrollPortFrame since it's the only subclass of nsScrollBoxFrame, just merge everything up to nsScrollBoxFrame. r+sr=bryner

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roc+%cs.cmu.edu 2004-12-07 03:51:26 +00:00
parent 4aabdbcc0b
commit fd107b6789
2 changed files with 0 additions and 166 deletions
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102
layout/html/base/src/nsScrollPortFrame.cpp
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@ -1,102 +0,0 @@
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 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
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Author: Eric D Vaughan (evaughan@netscape.com)
* Pierre Phaneuf <pp@ludusdesign.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of 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 MPL, 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 MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsScrollPortFrame.h"
#include "nsIFormControlFrame.h"
#include "nsGfxScrollFrame.h"
nsresult
NS_NewScrollPortFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame)
{
NS_PRECONDITION(aNewFrame, "null OUT ptr");
if (nsnull == aNewFrame) {
return NS_ERROR_NULL_POINTER;
}
nsScrollPortFrame* it = new (aPresShell) nsScrollPortFrame (aPresShell);
if (nsnull == it) {
return NS_ERROR_OUT_OF_MEMORY;
}
*aNewFrame = it;
return NS_OK;
}
PRBool
nsScrollPortFrame::NeedsClipWidget()
{
// Scrollports contained in form controls (e.g., listboxes) don't get
// widgets.
for (nsIFrame* parentFrame = GetParent(); parentFrame;
parentFrame = parentFrame->GetParent()) {
nsIFormControlFrame* fcFrame;
if ((NS_SUCCEEDED(parentFrame->QueryInterface(NS_GET_IID(nsIFormControlFrame), (void**)&fcFrame)))) {
return PR_FALSE;
}
}
// Scrollports that don't ever show associated scrollbars don't get
// widgets, because they will seldom actually be scrolled.
nsIFrame* parent = GetParent();
if (!parent)
return nsnull;
nsCOMPtr<nsIScrollableFrame> scrollFrame = do_QueryInterface(parent);
if (scrollFrame) {
nsGfxScrollFrameInner::ScrollbarStyles scrollbars
= scrollFrame->GetScrollbarStyles();
if ((scrollbars.mHorizontal == NS_STYLE_OVERFLOW_HIDDEN
|| scrollbars.mHorizontal == NS_STYLE_OVERFLOW_VISIBLE)
&& (scrollbars.mVertical == NS_STYLE_OVERFLOW_HIDDEN
|| scrollbars.mVertical == NS_STYLE_OVERFLOW_VISIBLE)) {
return PR_FALSE;
}
}
return PR_TRUE;
}
#ifdef NS_DEBUG
NS_IMETHODIMP
nsScrollPortFrame::GetFrameName(nsAString& aResult) const
{
return MakeFrameName(NS_LITERAL_STRING("ScrollPortFrame"), aResult);
}
#endif
nsScrollPortFrame::nsScrollPortFrame(nsIPresShell* aShell):nsScrollBoxFrame(aShell)
{
}

64
layout/html/base/src/nsScrollPortFrame.h
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@ -1,64 +0,0 @@
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 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 Communicator client code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of 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 MPL, 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 MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsScrollPortFrame_h___
#define nsScrollPortFrame_h___
#include "nsScrollBoxFrame.h"
/**
* The scroll frame creates and manages the scrolling view
*
* This is a specialized subclass for HTML only.
*
*/
class nsScrollPortFrame : public nsScrollBoxFrame {
public:
friend nsresult NS_NewScrollPortFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
#ifdef NS_DEBUG
NS_IMETHOD GetFrameName(nsAString& aResult) const;
#endif
protected:
nsScrollPortFrame(nsIPresShell* aShell);
virtual PRBool NeedsClipWidget();
};
#endif /* nsScrollPortFrame_h___ */