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RetroZilla/layout/forms/nsHTMLButtonControlFrame.cpp
Ryan Nematz 2f2ae146c0 first commit
2015-10-20 23:03:22 -04:00

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/* -*- 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):
*
* 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 "nsHTMLButtonControlFrame.h"
#include "nsCOMPtr.h"
#include "nsHTMLContainerFrame.h"
#include "nsFormControlHelper.h"
#include "nsIFormControlFrame.h"
#include "nsHTMLParts.h"
#include "nsIFormControl.h"
#include "nsIRenderingContext.h"
#include "nsPresContext.h"
#include "nsIPresShell.h"
#include "nsStyleContext.h"
#include "nsLeafFrame.h"
#include "nsCSSRendering.h"
#include "nsISupports.h"
#include "nsHTMLAtoms.h"
#include "nsCSSAnonBoxes.h"
#include "nsIImage.h"
#include "nsStyleConsts.h"
#include "nsIWidget.h"
#include "nsIComponentManager.h"
#include "nsIDocument.h"
#include "nsButtonFrameRenderer.h"
#include "nsFormControlFrame.h"
#include "nsFrameManager.h"
#include "nsINameSpaceManager.h"
#include "nsReflowPath.h"
#include "nsIServiceManager.h"
#include "nsIDOMHTMLButtonElement.h"
#include "nsIDOMHTMLInputElement.h"
#include "nsStyleSet.h"
#ifdef ACCESSIBILITY
#include "nsIAccessibilityService.h"
#endif
nsresult
NS_NewHTMLButtonControlFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame)
{
NS_PRECONDITION(aNewFrame, "null OUT ptr");
if (nsnull == aNewFrame) {
return NS_ERROR_NULL_POINTER;
}
nsHTMLButtonControlFrame* it = new (aPresShell) nsHTMLButtonControlFrame;
if (!it) {
return NS_ERROR_OUT_OF_MEMORY;
}
*aNewFrame = it;
return NS_OK;
}
nsHTMLButtonControlFrame::nsHTMLButtonControlFrame()
: nsHTMLContainerFrame()
{
mInline = PR_TRUE;
mCacheSize.width = -1;
mCacheSize.height = -1;
mCachedMaxElementWidth = -1;
}
nsHTMLButtonControlFrame::~nsHTMLButtonControlFrame()
{
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::Destroy(nsPresContext *aPresContext)
{
nsFormControlFrame::RegUnRegAccessKey(aPresContext, NS_STATIC_CAST(nsIFrame*, this), PR_FALSE);
return nsHTMLContainerFrame::Destroy(aPresContext);
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::Init(nsPresContext* aPresContext,
nsIContent* aContent,
nsIFrame* aParent,
nsStyleContext* aContext,
nsIFrame* aPrevInFlow)
{
nsresult rv = nsHTMLContainerFrame::Init(aPresContext, aContent, aParent, aContext, aPrevInFlow);
mRenderer.SetFrame(this,aPresContext);
// cache our display type
mInline = (NS_STYLE_DISPLAY_BLOCK != GetStyleDisplay()->mDisplay);
PRUint32 flags = NS_BLOCK_SPACE_MGR;
if (mInline) {
flags |= NS_BLOCK_SHRINK_WRAP;
}
nsIFrame* areaFrame;
nsIPresShell *shell = aPresContext->PresShell();
NS_NewAreaFrame(shell, &areaFrame, flags);
mFrames.SetFrames(areaFrame);
// Resolve style and initialize the frame
nsRefPtr<nsStyleContext> styleContext;
styleContext = shell->StyleSet()->ResolvePseudoStyleFor(mContent,
nsCSSAnonBoxes::buttonContent,
mStyleContext);
mFrames.FirstChild()->Init(aPresContext, mContent, this, styleContext, nsnull);
return rv;
}
nsrefcnt nsHTMLButtonControlFrame::AddRef(void)
{
NS_WARNING("not supported");
return 1;
}
nsrefcnt nsHTMLButtonControlFrame::Release(void)
{
NS_WARNING("not supported");
return 1;
}
// Frames are not refcounted, no need to AddRef
NS_IMETHODIMP
nsHTMLButtonControlFrame::QueryInterface(const nsIID& aIID, void** aInstancePtr)
{
NS_PRECONDITION(0 != aInstancePtr, "null ptr");
if (NULL == aInstancePtr) {
return NS_ERROR_NULL_POINTER;
}
if (aIID.Equals(NS_GET_IID(nsIFormControlFrame))) {
*aInstancePtr = (void*) ((nsIFormControlFrame*) this);
return NS_OK;
}
return nsHTMLContainerFrame::QueryInterface(aIID, aInstancePtr);
}
#ifdef ACCESSIBILITY
NS_IMETHODIMP nsHTMLButtonControlFrame::GetAccessible(nsIAccessible** aAccessible)
{
nsCOMPtr<nsIAccessibilityService> accService = do_GetService("@mozilla.org/accessibilityService;1");
if (accService) {
nsIContent* content = GetContent();
nsCOMPtr<nsIDOMHTMLButtonElement> buttonElement(do_QueryInterface(content));
if (buttonElement) //If turned XBL-base form control off, the frame contains HTML 4 button
return accService->CreateHTML4ButtonAccessible(NS_STATIC_CAST(nsIFrame*, this), aAccessible);
nsCOMPtr<nsIDOMHTMLInputElement> inputElement(do_QueryInterface(content));
if (inputElement) //If turned XBL-base form control on, the frame contains normal HTML button
return accService->CreateHTMLButtonAccessible(NS_STATIC_CAST(nsIFrame*, this), aAccessible);
}
return NS_ERROR_FAILURE;
}
#endif
NS_IMETHODIMP_(PRInt32)
nsHTMLButtonControlFrame::GetFormControlType() const
{
return nsFormControlHelper::GetType(mContent);
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::GetName(nsAString* aResult)
{
return nsFormControlHelper::GetName(mContent, aResult);
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::GetValue(nsAString* aResult)
{
return nsFormControlHelper::GetValueAttr(mContent, aResult);
}
void
nsHTMLButtonControlFrame::ReParentFrameList(nsFrameManager* aFrameManager,
nsIFrame* aFrameList)
{
// get the new parent context from the first child: that is the
// frame that the subsequent children will be made children of
nsStyleContext* newParentContext = mFrames.FirstChild()->GetStyleContext();
// Set the parent for each of the child frames
for (nsIFrame* frame = aFrameList; frame; frame = frame->GetNextSibling()) {
frame->SetParent(mFrames.FirstChild());
// now reparent the contexts for the reparented frame too
aFrameManager->ReParentStyleContext(frame);
}
// Set NS_FRAME_HAS_CHILD_WITH_VIEW on the area frame if needed, bug 276236.
mFrames.FirstChild()->AddStateBits(GetStateBits() & NS_FRAME_HAS_CHILD_WITH_VIEW);
}
PRBool
nsHTMLButtonControlFrame::IsReset(PRInt32 type)
{
if (NS_FORM_BUTTON_RESET == type) {
return PR_TRUE;
} else {
return PR_FALSE;
}
}
PRBool
nsHTMLButtonControlFrame::IsSubmit(PRInt32 type)
{
if (NS_FORM_BUTTON_SUBMIT == type) {
return PR_TRUE;
} else {
return PR_FALSE;
}
}
void
nsHTMLButtonControlFrame::SetFocus(PRBool aOn, PRBool aRepaint)
{
}
void
nsHTMLButtonControlFrame::ScrollIntoView(nsPresContext* aPresContext)
{
if (aPresContext) {
nsIPresShell *presShell = aPresContext->GetPresShell();
if (presShell) {
presShell->ScrollFrameIntoView(this,
NS_PRESSHELL_SCROLL_IF_NOT_VISIBLE,NS_PRESSHELL_SCROLL_IF_NOT_VISIBLE);
}
}
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::HandleEvent(nsPresContext* aPresContext,
nsGUIEvent* aEvent,
nsEventStatus* aEventStatus)
{
// if disabled do nothing
if (mRenderer.isDisabled()) {
return NS_OK;
}
// mouse clicks are handled by content
// we don't want our children to get any events. So just pass it to frame.
return nsFrame::HandleEvent(aPresContext, aEvent, aEventStatus);
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::GetFrameForPoint(const nsPoint& aPoint,
nsFramePaintLayer aWhichLayer,
nsIFrame** aFrame)
{
if (aWhichLayer == NS_FRAME_PAINT_LAYER_FOREGROUND &&
mRect.Contains(aPoint)) {
if (GetStyleVisibility()->IsVisible()) {
*aFrame = this;
return NS_OK;
}
}
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::SetInitialChildList(nsPresContext* aPresContext,
nsIAtom* aListName,
nsIFrame* aChildList)
{
// NOTE: the whole reparenting should not need to happen: see bugzilla bug 51767
ReParentFrameList(aPresContext->FrameManager(), aChildList);
return mFrames.FirstChild()->SetInitialChildList(aPresContext, aListName, aChildList);
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::Paint(nsPresContext* aPresContext,
nsIRenderingContext& aRenderingContext,
const nsRect& aDirtyRect,
nsFramePaintLayer aWhichLayer,
PRUint32 aFlags)
{
PRBool isVisible;
if (aWhichLayer != NS_FRAME_PAINT_LAYER_FOREGROUND ||
(NS_SUCCEEDED(IsVisibleForPainting(aPresContext, aRenderingContext, PR_TRUE, &isVisible)) && !isVisible)) {
return NS_OK;
}
nsRect rect(0, 0, mRect.width, mRect.height);
mRenderer.PaintButton(aPresContext, aRenderingContext, aDirtyRect, rect);
#if 0 // old way
PaintChildren(aPresContext, aRenderingContext, aDirtyRect, NS_FRAME_PAINT_LAYER_BACKGROUND);
PaintChildren(aPresContext, aRenderingContext, aDirtyRect, NS_FRAME_PAINT_LAYER_FLOATS);
PaintChildren(aPresContext, aRenderingContext, aDirtyRect, NS_FRAME_PAINT_LAYER_FOREGROUND);
#else // temporary
// XXX This is temporary
// clips to it's size minus the border
// but the real problem is the FirstChild (the AreaFrame)
// isn't being constrained properly
// Bug #17474
const nsStyleBorder* borderStyle = GetStyleBorder();
nsMargin border;
border.SizeTo(0, 0, 0, 0);
borderStyle->CalcBorderFor(this, border);
rect.Deflate(border);
aRenderingContext.PushState();
aRenderingContext.SetClipRect(rect, nsClipCombine_kIntersect);
PaintChildren(aPresContext, aRenderingContext, aDirtyRect, NS_FRAME_PAINT_LAYER_BACKGROUND);
PaintChildren(aPresContext, aRenderingContext, aDirtyRect, NS_FRAME_PAINT_LAYER_FLOATS);
PaintChildren(aPresContext, aRenderingContext, aDirtyRect, NS_FRAME_PAINT_LAYER_FOREGROUND);
aRenderingContext.PopState();
#endif
// Paint outline
const nsStyleOutline* outlineStyle = GetStyleOutline();
nsCSSRendering::PaintOutline(aPresContext, aRenderingContext, this,
aDirtyRect, rect, *borderStyle, *outlineStyle,
mStyleContext, 0);
// to draw border when selected in editor
return nsFrame::Paint(aPresContext, aRenderingContext, aDirtyRect, aWhichLayer);
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::AddComputedBorderPaddingToDesiredSize(nsHTMLReflowMetrics& aDesiredSize,
const nsHTMLReflowState& aSuggestedReflowState)
{
aDesiredSize.width += aSuggestedReflowState.mComputedBorderPadding.left + aSuggestedReflowState.mComputedBorderPadding.right;
aDesiredSize.height += aSuggestedReflowState.mComputedBorderPadding.top + aSuggestedReflowState.mComputedBorderPadding.bottom;
return NS_OK;
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::Reflow(nsPresContext* aPresContext,
nsHTMLReflowMetrics& aDesiredSize,
const nsHTMLReflowState& aReflowState,
nsReflowStatus& aStatus)
{
DO_GLOBAL_REFLOW_COUNT("nsHTMLButtonControlFrame", aReflowState.reason);
DISPLAY_REFLOW(aPresContext, this, aReflowState, aDesiredSize, aStatus);
if (eReflowReason_Initial == aReflowState.reason) {
nsFormControlFrame::RegUnRegAccessKey(aPresContext, NS_STATIC_CAST(nsIFrame*, this), PR_TRUE);
}
#if 0
nsresult skiprv = nsFormControlFrame::SkipResizeReflow(mCacheSize, mCachedMaxElementWidth, aPresContext,
aDesiredSize, aReflowState, aStatus);
if (NS_SUCCEEDED(skiprv)) {
return skiprv;
}
#endif
// Reflow the child
nsIFrame* firstKid = mFrames.FirstChild();
nsSize availSize(aReflowState.mComputedWidth, NS_INTRINSICSIZE);
// Indent the child inside us by the the focus border. We must do this separate from the
// regular border.
nsMargin focusPadding = mRenderer.GetAddedButtonBorderAndPadding();
if (NS_INTRINSICSIZE != availSize.width) {
availSize.width -= focusPadding.left + focusPadding.right;
availSize.width = PR_MAX(availSize.width,0);
}
if (NS_AUTOHEIGHT != availSize.height) {
availSize.height -= focusPadding.top + focusPadding.bottom;
availSize.height = PR_MAX(availSize.height,0);
}
// XXX Proper handling of incremental reflow...
nsReflowReason reason = aReflowState.reason;
if (eReflowReason_Incremental == reason) {
// See if it's targeted at us
nsHTMLReflowCommand *command = aReflowState.path->mReflowCommand;
if (command) {
// I'm not sure what exactly this Invalidate is for
Invalidate(nsRect(0,0,mRect.width,mRect.height), PR_FALSE);
nsReflowType reflowType;
command->GetType(reflowType);
if (eReflowType_StyleChanged == reflowType) {
reason = eReflowReason_StyleChange;
}
else {
reason = eReflowReason_Resize;
}
}
}
// Reflow the contents of the button a first time.
ReflowButtonContents(aPresContext, aDesiredSize, aReflowState, firstKid,
availSize, reason, focusPadding, aStatus);
// If we just performed the first pass of a shrink-wrap reflow (which will have
// found the requested size of the children, but not placed them), perform
// the second pass of a shrink-wrap reflow (which places the children
// within this parent button which has now shrink-wrapped around them).
if (availSize.width == NS_SHRINKWRAPWIDTH) {
nsSize newAvailSize(aDesiredSize.width, NS_INTRINSICSIZE);
ReflowButtonContents(aPresContext, aDesiredSize, aReflowState, firstKid,
newAvailSize, eReflowReason_Resize, focusPadding, aStatus);
}
// If computed use the computed values.
if (aReflowState.mComputedWidth != NS_INTRINSICSIZE)
aDesiredSize.width = aReflowState.mComputedWidth;
else
aDesiredSize.width += focusPadding.left + focusPadding.right;
if (aReflowState.mComputedHeight != NS_INTRINSICSIZE)
aDesiredSize.height = aReflowState.mComputedHeight;
else
aDesiredSize.height += focusPadding.top + focusPadding.bottom;
AddComputedBorderPaddingToDesiredSize(aDesiredSize, aReflowState);
//aDesiredSize.width += aReflowState.mComputedBorderPadding.left + aReflowState.mComputedBorderPadding.right;
//aDesiredSize.height += aReflowState.mComputedBorderPadding.top + aReflowState.mComputedBorderPadding.bottom;
if (aDesiredSize.mComputeMEW) {
aDesiredSize.SetMEWToActualWidth(aReflowState.mStylePosition->mWidth.GetUnit());
}
// Make sure we obey min/max-width and min/max-height
if (aDesiredSize.width > aReflowState.mComputedMaxWidth) {
aDesiredSize.width = aReflowState.mComputedMaxWidth;
}
if (aDesiredSize.width < aReflowState.mComputedMinWidth) {
aDesiredSize.width = aReflowState.mComputedMinWidth;
}
if (aDesiredSize.height > aReflowState.mComputedMaxHeight) {
aDesiredSize.height = aReflowState.mComputedMaxHeight;
}
if (aDesiredSize.height < aReflowState.mComputedMinHeight) {
aDesiredSize.height = aReflowState.mComputedMinHeight;
}
aDesiredSize.ascent += aReflowState.mComputedBorderPadding.top + focusPadding.top;
aDesiredSize.descent = aDesiredSize.height - aDesiredSize.ascent;
aDesiredSize.mOverflowArea = nsRect(0, 0, aDesiredSize.width, aDesiredSize.height);
ConsiderChildOverflow(aDesiredSize.mOverflowArea, firstKid);
FinishAndStoreOverflow(&aDesiredSize);
aStatus = NS_FRAME_COMPLETE;
nsFormControlFrame::SetupCachedSizes(mCacheSize, mCachedAscent,
mCachedMaxElementWidth, aDesiredSize);
NS_FRAME_SET_TRUNCATION(aStatus, aReflowState, aDesiredSize);
return NS_OK;
}
void
nsHTMLButtonControlFrame::ReflowButtonContents(nsPresContext* aPresContext,
nsHTMLReflowMetrics& aDesiredSize,
const nsHTMLReflowState& aReflowState,
nsIFrame* aFirstKid,
const nsSize& aAvailSize,
nsReflowReason aReason,
nsMargin aFocusPadding,
nsReflowStatus& aStatus)
{
nsHTMLReflowState reflowState(aPresContext, aReflowState, aFirstKid, aAvailSize, aReason);
ReflowChild(aFirstKid, aPresContext, aDesiredSize, reflowState,
aFocusPadding.left + aReflowState.mComputedBorderPadding.left,
aFocusPadding.top + aReflowState.mComputedBorderPadding.top,
0, aStatus);
// calculate the min internal size so the contents gets centered correctly
// minInternalWidth is not being used at all and causes a warning--commenting
// out until someone wants it.
// nscoord minInternalWidth = aReflowState.mComputedMinWidth == 0?0:aReflowState.mComputedMinWidth -
// (aReflowState.mComputedBorderPadding.left + aReflowState.mComputedBorderPadding.right);
nscoord minInternalHeight = aReflowState.mComputedMinHeight == 0?0:aReflowState.mComputedMinHeight -
(aReflowState.mComputedBorderPadding.top + aReflowState.mComputedBorderPadding.bottom);
// center child vertically
nscoord yoff = 0;
if (aReflowState.mComputedHeight != NS_INTRINSICSIZE) {
yoff = (aReflowState.mComputedHeight - aDesiredSize.height)/2;
if (yoff < 0) {
yoff = 0;
}
} else if (aDesiredSize.height < minInternalHeight) {
yoff = (minInternalHeight - aDesiredSize.height) / 2;
}
// Adjust the ascent by our offset (since we moved the child's
// baseline by that much).
aDesiredSize.ascent += yoff;
// Place the child. If we have a non-intrinsic width, we want to
// reduce the left padding as needed to try and fit the text in the
// button
nscoord xoffset = aFocusPadding.left + aReflowState.mComputedBorderPadding.left;
if (aReflowState.mComputedWidth != NS_INTRINSICSIZE) {
// First, how much did we "overflow"? This is the width of our
// kid plus our special focus stuff (which did not get accounted
// for in calculating aReflowState.mComputedWidth minus the width
// we're forced to be.
nscoord extrawidth =
aDesiredSize.width + aFocusPadding.left + aFocusPadding.right
- aReflowState.mComputedWidth;
if (extrawidth > 0) {
// Split it evenly between right and left
extrawidth /= 2;
// But do not shoot out the left side of the button, please
extrawidth = PR_MIN(extrawidth, aReflowState.mComputedPadding.left);
xoffset -= extrawidth;
}
}
// Place the child
FinishReflowChild(aFirstKid, aPresContext, &reflowState, aDesiredSize,
xoffset,
yoff + aFocusPadding.top + aReflowState.mComputedBorderPadding.top, 0);
}
/* virtual */ PRBool
nsHTMLButtonControlFrame::IsContainingBlock() const
{
return PR_TRUE;
}
PRIntn
nsHTMLButtonControlFrame::GetSkipSides() const
{
return 0;
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::GetFormContent(nsIContent*& aContent) const
{
aContent = GetContent();
NS_IF_ADDREF(aContent);
return NS_OK;
}
nscoord
nsHTMLButtonControlFrame::GetVerticalInsidePadding(nsPresContext* aPresContext,
float aPixToTwip,
nscoord aInnerHeight) const
{
return 0;
}
nscoord
nsHTMLButtonControlFrame::GetHorizontalInsidePadding(nsPresContext* aPresContext,
float aPixToTwip,
nscoord aInnerWidth,
nscoord aCharWidth) const
{
return 0;
}
NS_IMETHODIMP nsHTMLButtonControlFrame::SetProperty(nsPresContext* aPresContext,
nsIAtom* aName, const nsAString& aValue)
{
if (nsHTMLAtoms::value == aName) {
return mContent->SetAttr(kNameSpaceID_None, nsHTMLAtoms::value,
aValue, PR_TRUE);
}
return NS_OK;
}
NS_IMETHODIMP nsHTMLButtonControlFrame::GetProperty(nsIAtom* aName, nsAString& aValue)
{
if (nsHTMLAtoms::value == aName)
mContent->GetAttr(kNameSpaceID_None, nsHTMLAtoms::value, aValue);
return NS_OK;
}
nsStyleContext*
nsHTMLButtonControlFrame::GetAdditionalStyleContext(PRInt32 aIndex) const
{
return mRenderer.GetStyleContext(aIndex);
}
void
nsHTMLButtonControlFrame::SetAdditionalStyleContext(PRInt32 aIndex,
nsStyleContext* aStyleContext)
{
mRenderer.SetStyleContext(aIndex, aStyleContext);
}
NS_IMETHODIMP nsHTMLButtonControlFrame::SetSuggestedSize(nscoord aWidth, nscoord aHeight)
{
// mSuggestedWidth = aWidth;
// mSuggestedHeight = aHeight;
return NS_OK;
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::AppendFrames(nsIAtom* aListName,
nsIFrame* aFrameList)
{
ReParentFrameList(GetPresContext()->FrameManager(), aFrameList);
return mFrames.FirstChild()->AppendFrames(aListName, aFrameList);
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::InsertFrames(nsIAtom* aListName,
nsIFrame* aPrevFrame,
nsIFrame* aFrameList)
{
ReParentFrameList(GetPresContext()->FrameManager(), aFrameList);
return mFrames.FirstChild()->InsertFrames(aListName, aPrevFrame, aFrameList);
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::RemoveFrame(nsIAtom* aListName,
nsIFrame* aOldFrame)
{
return mFrames.FirstChild()->RemoveFrame(aListName, aOldFrame);
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::ReplaceFrame(nsIAtom* aListName,
nsIFrame* aOldFrame,
nsIFrame* aNewFrame)
{
ReParentFrameList(GetPresContext()->FrameManager(), aNewFrame);
return mFrames.FirstChild()->ReplaceFrame(aListName, aOldFrame, aNewFrame);
}
NS_IMETHODIMP
nsHTMLButtonControlFrame::OnContentReset()
{
return NS_OK;
}
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