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comparison: layout/forms/nsGfxRadioControlFrame.cpp
layout/forms/nsGfxRadioControlFrame.cpp
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:585110a54e9c |
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "nsGfxRadioControlFrame.h" | |
| 7 #include "nsRenderingContext.h" | |
| 8 #include "nsDisplayList.h" | |
| 9 | |
| 10 using namespace mozilla; | |
| 11 | |
| 12 nsIFrame* | |
| 13 NS_NewGfxRadioControlFrame(nsIPresShell* aPresShell, nsStyleContext* aContext) | |
| 14 { | |
| 15 return new (aPresShell) nsGfxRadioControlFrame(aContext); | |
| 16 } | |
| 17 | |
| 18 NS_IMPL_FRAMEARENA_HELPERS(nsGfxRadioControlFrame) | |
| 19 | |
| 20 nsGfxRadioControlFrame::nsGfxRadioControlFrame(nsStyleContext* aContext): | |
| 21 nsFormControlFrame(aContext) | |
| 22 { | |
| 23 } | |
| 24 | |
| 25 nsGfxRadioControlFrame::~nsGfxRadioControlFrame() | |
| 26 { | |
| 27 } | |
| 28 | |
| 29 #ifdef ACCESSIBILITY | |
| 30 a11y::AccType | |
| 31 nsGfxRadioControlFrame::AccessibleType() | |
| 32 { | |
| 33 return a11y::eHTMLRadioButtonType; | |
| 34 } | |
| 35 #endif | |
| 36 | |
| 37 //-------------------------------------------------------------- | |
| 38 // Draw the dot for a non-native radio button in the checked state. | |
| 39 static void | |
| 40 PaintCheckedRadioButton(nsIFrame* aFrame, | |
| 41 nsRenderingContext* aCtx, | |
| 42 const nsRect& aDirtyRect, | |
| 43 nsPoint aPt) | |
| 44 { | |
| 45 // The dot is an ellipse 2px on all sides smaller than the content-box, | |
| 46 // drawn in the foreground color. | |
| 47 nsRect rect(aPt, aFrame->GetSize()); | |
| 48 rect.Deflate(aFrame->GetUsedBorderAndPadding()); | |
| 49 rect.Deflate(nsPresContext::CSSPixelsToAppUnits(2), | |
| 50 nsPresContext::CSSPixelsToAppUnits(2)); | |
| 51 | |
| 52 aCtx->SetColor(aFrame->StyleColor()->mColor); | |
| 53 aCtx->FillEllipse(rect); | |
| 54 } | |
| 55 | |
| 56 void | |
| 57 nsGfxRadioControlFrame::BuildDisplayList(nsDisplayListBuilder* aBuilder, | |
| 58 const nsRect& aDirtyRect, | |
| 59 const nsDisplayListSet& aLists) | |
| 60 { | |
| 61 nsFormControlFrame::BuildDisplayList(aBuilder, aDirtyRect, aLists); | |
| 62 | |
| 63 if (!IsVisibleForPainting(aBuilder)) | |
| 64 return; | |
| 65 | |
| 66 if (IsThemed()) | |
| 67 return; // The theme will paint the check, if any. | |
| 68 | |
| 69 bool checked = true; | |
| 70 GetCurrentCheckState(&checked); // Get check state from the content model | |
| 71 if (!checked) | |
| 72 return; | |
| 73 | |
| 74 aLists.Content()->AppendNewToTop(new (aBuilder) | |
| 75 nsDisplayGeneric(aBuilder, this, PaintCheckedRadioButton, | |
| 76 "CheckedRadioButton", | |
| 77 nsDisplayItem::TYPE_CHECKED_RADIOBUTTON)); | |
| 78 } |
