mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-06 09:05:45 +00:00
79 lines
2.3 KiB
C++
79 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* 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 "nsGfxRadioControlFrame.h"
|
|
#include "nsRenderingContext.h"
|
|
#include "nsDisplayList.h"
|
|
|
|
using namespace mozilla;
|
|
|
|
nsIFrame*
|
|
NS_NewGfxRadioControlFrame(nsIPresShell* aPresShell, nsStyleContext* aContext)
|
|
{
|
|
return new (aPresShell) nsGfxRadioControlFrame(aContext);
|
|
}
|
|
|
|
NS_IMPL_FRAMEARENA_HELPERS(nsGfxRadioControlFrame)
|
|
|
|
nsGfxRadioControlFrame::nsGfxRadioControlFrame(nsStyleContext* aContext):
|
|
nsFormControlFrame(aContext)
|
|
{
|
|
}
|
|
|
|
nsGfxRadioControlFrame::~nsGfxRadioControlFrame()
|
|
{
|
|
}
|
|
|
|
#ifdef ACCESSIBILITY
|
|
a11y::AccType
|
|
nsGfxRadioControlFrame::AccessibleType()
|
|
{
|
|
return a11y::eHTMLRadioButtonType;
|
|
}
|
|
#endif
|
|
|
|
//--------------------------------------------------------------
|
|
// Draw the dot for a non-native radio button in the checked state.
|
|
static void
|
|
PaintCheckedRadioButton(nsIFrame* aFrame,
|
|
nsRenderingContext* aCtx,
|
|
const nsRect& aDirtyRect,
|
|
nsPoint aPt)
|
|
{
|
|
// The dot is an ellipse 2px on all sides smaller than the content-box,
|
|
// drawn in the foreground color.
|
|
nsRect rect(aPt, aFrame->GetSize());
|
|
rect.Deflate(aFrame->GetUsedBorderAndPadding());
|
|
rect.Deflate(nsPresContext::CSSPixelsToAppUnits(2),
|
|
nsPresContext::CSSPixelsToAppUnits(2));
|
|
|
|
aCtx->SetColor(aFrame->StyleColor()->mColor);
|
|
aCtx->FillEllipse(rect);
|
|
}
|
|
|
|
void
|
|
nsGfxRadioControlFrame::BuildDisplayList(nsDisplayListBuilder* aBuilder,
|
|
const nsRect& aDirtyRect,
|
|
const nsDisplayListSet& aLists)
|
|
{
|
|
nsFormControlFrame::BuildDisplayList(aBuilder, aDirtyRect, aLists);
|
|
|
|
if (!IsVisibleForPainting(aBuilder))
|
|
return;
|
|
|
|
if (IsThemed())
|
|
return; // The theme will paint the check, if any.
|
|
|
|
bool checked = true;
|
|
GetCurrentCheckState(&checked); // Get check state from the content model
|
|
if (!checked)
|
|
return;
|
|
|
|
aLists.Content()->AppendNewToTop(new (aBuilder)
|
|
nsDisplayGeneric(aBuilder, this, PaintCheckedRadioButton,
|
|
"CheckedRadioButton",
|
|
nsDisplayItem::TYPE_CHECKED_RADIOBUTTON));
|
|
}
|