The Tor Browser / annotate

layout/forms/nsImageControlFrame.cpp@8bccb770b82d (annotated)

layout/forms/nsImageControlFrame.cpp

Wed, 31 Dec 2014 13:27:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 31 Dec 2014 13:27:57 +0100
branch
TOR_BUG_3246
changeset 6
8bccb770b82d
permissions
-rw-r--r--

Ignore runtime configuration files generated during quality assurance.

michael@0 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0 2 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 3 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 5 #include "nsImageFrame.h"
michael@0 6 #include "nsIFormControlFrame.h"
michael@0 7 #include "nsPresContext.h"
michael@0 8 #include "nsGkAtoms.h"
michael@0 9 #include "nsStyleConsts.h"
michael@0 10 #include "nsFormControlFrame.h"
michael@0 11 #include "nsLayoutUtils.h"
michael@0 12 #include "mozilla/MouseEvents.h"
michael@0 13
michael@0 14 using namespace mozilla;
michael@0 15
michael@0 16 typedef nsImageFrame nsImageControlFrameSuper;
michael@0 17 class nsImageControlFrame : public nsImageControlFrameSuper,
michael@0 18 public nsIFormControlFrame
michael@0 19 {
michael@0 20 public:
michael@0 21 nsImageControlFrame(nsStyleContext* aContext);
michael@0 22 ~nsImageControlFrame();
michael@0 23
michael@0 24 virtual void DestroyFrom(nsIFrame* aDestructRoot) MOZ_OVERRIDE;
michael@0 25 virtual void Init(nsIContent* aContent,
michael@0 26 nsIFrame* aParent,
michael@0 27 nsIFrame* aPrevInFlow) MOZ_OVERRIDE;
michael@0 28
michael@0 29 NS_DECL_QUERYFRAME
michael@0 30 NS_DECL_FRAMEARENA_HELPERS
michael@0 31
michael@0 32 virtual nsresult Reflow(nsPresContext* aPresContext,
michael@0 33 nsHTMLReflowMetrics& aDesiredSize,
michael@0 34 const nsHTMLReflowState& aReflowState,
michael@0 35 nsReflowStatus& aStatus) MOZ_OVERRIDE;
michael@0 36
michael@0 37 virtual nsresult HandleEvent(nsPresContext* aPresContext,
michael@0 38 WidgetGUIEvent* aEvent,
michael@0 39 nsEventStatus* aEventStatus) MOZ_OVERRIDE;
michael@0 40
michael@0 41 virtual nsIAtom* GetType() const MOZ_OVERRIDE;
michael@0 42
michael@0 43 #ifdef ACCESSIBILITY
michael@0 44 virtual mozilla::a11y::AccType AccessibleType() MOZ_OVERRIDE;
michael@0 45 #endif
michael@0 46
michael@0 47 #ifdef DEBUG_FRAME_DUMP
michael@0 48 virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE {
michael@0 49 return MakeFrameName(NS_LITERAL_STRING("ImageControl"), aResult);
michael@0 50 }
michael@0 51 #endif
michael@0 52
michael@0 53 virtual nsresult GetCursor(const nsPoint& aPoint,
michael@0 54 nsIFrame::Cursor& aCursor) MOZ_OVERRIDE;
michael@0 55 // nsIFormContromFrame
michael@0 56 virtual void SetFocus(bool aOn, bool aRepaint) MOZ_OVERRIDE;
michael@0 57 virtual nsresult SetFormProperty(nsIAtom* aName,
michael@0 58 const nsAString& aValue) MOZ_OVERRIDE;
michael@0 59 };
michael@0 60
michael@0 61
michael@0 62 nsImageControlFrame::nsImageControlFrame(nsStyleContext* aContext):
michael@0 63 nsImageControlFrameSuper(aContext)
michael@0 64 {
michael@0 65 }
michael@0 66
michael@0 67 nsImageControlFrame::~nsImageControlFrame()
michael@0 68 {
michael@0 69 }
michael@0 70
michael@0 71 void
michael@0 72 nsImageControlFrame::DestroyFrom(nsIFrame* aDestructRoot)
michael@0 73 {
michael@0 74 if (!GetPrevInFlow()) {
michael@0 75 nsFormControlFrame::RegUnRegAccessKey(this, false);
michael@0 76 }
michael@0 77 nsImageControlFrameSuper::DestroyFrom(aDestructRoot);
michael@0 78 }
michael@0 79
michael@0 80 nsIFrame*
michael@0 81 NS_NewImageControlFrame(nsIPresShell* aPresShell, nsStyleContext* aContext)
michael@0 82 {
michael@0 83 return new (aPresShell) nsImageControlFrame(aContext);
michael@0 84 }
michael@0 85
michael@0 86 NS_IMPL_FRAMEARENA_HELPERS(nsImageControlFrame)
michael@0 87
michael@0 88 void
michael@0 89 nsImageControlFrame::Init(nsIContent* aContent,
michael@0 90 nsIFrame* aParent,
michael@0 91 nsIFrame* aPrevInFlow)
michael@0 92 {
michael@0 93 nsImageControlFrameSuper::Init(aContent, aParent, aPrevInFlow);
michael@0 94
michael@0 95 if (aPrevInFlow) {
michael@0 96 return;
michael@0 97 }
michael@0 98
michael@0 99 mContent->SetProperty(nsGkAtoms::imageClickedPoint,
michael@0 100 new nsIntPoint(0, 0),
michael@0 101 nsINode::DeleteProperty<nsIntPoint>);
michael@0 102 }
michael@0 103
michael@0 104 NS_QUERYFRAME_HEAD(nsImageControlFrame)
michael@0 105 NS_QUERYFRAME_ENTRY(nsIFormControlFrame)
michael@0 106 NS_QUERYFRAME_TAIL_INHERITING(nsImageControlFrameSuper)
michael@0 107
michael@0 108 #ifdef ACCESSIBILITY
michael@0 109 a11y::AccType
michael@0 110 nsImageControlFrame::AccessibleType()
michael@0 111 {
michael@0 112 if (mContent->Tag() == nsGkAtoms::button ||
michael@0 113 mContent->Tag() == nsGkAtoms::input) {
michael@0 114 return a11y::eHTMLButtonType;
michael@0 115 }
michael@0 116
michael@0 117 return a11y::eNoType;
michael@0 118 }
michael@0 119 #endif
michael@0 120
michael@0 121 nsIAtom*
michael@0 122 nsImageControlFrame::GetType() const
michael@0 123 {
michael@0 124 return nsGkAtoms::imageControlFrame;
michael@0 125 }
michael@0 126
michael@0 127 nsresult
michael@0 128 nsImageControlFrame::Reflow(nsPresContext* aPresContext,
michael@0 129 nsHTMLReflowMetrics& aDesiredSize,
michael@0 130 const nsHTMLReflowState& aReflowState,
michael@0 131 nsReflowStatus& aStatus)
michael@0 132 {
michael@0 133 DO_GLOBAL_REFLOW_COUNT("nsImageControlFrame");
michael@0 134 DISPLAY_REFLOW(aPresContext, this, aReflowState, aDesiredSize, aStatus);
michael@0 135 if (!GetPrevInFlow() && (mState & NS_FRAME_FIRST_REFLOW)) {
michael@0 136 nsFormControlFrame::RegUnRegAccessKey(this, true);
michael@0 137 }
michael@0 138 return nsImageControlFrameSuper::Reflow(aPresContext, aDesiredSize, aReflowState, aStatus);
michael@0 139 }
michael@0 140
michael@0 141 nsresult
michael@0 142 nsImageControlFrame::HandleEvent(nsPresContext* aPresContext,
michael@0 143 WidgetGUIEvent* aEvent,
michael@0 144 nsEventStatus* aEventStatus)
michael@0 145 {
michael@0 146 NS_ENSURE_ARG_POINTER(aEventStatus);
michael@0 147
michael@0 148 // Don't do anything if the event has already been handled by someone
michael@0 149 if (nsEventStatus_eConsumeNoDefault == *aEventStatus) {
michael@0 150 return NS_OK;
michael@0 151 }
michael@0 152
michael@0 153 // do we have user-input style?
michael@0 154 const nsStyleUserInterface* uiStyle = StyleUserInterface();
michael@0 155 if (uiStyle->mUserInput == NS_STYLE_USER_INPUT_NONE || uiStyle->mUserInput == NS_STYLE_USER_INPUT_DISABLED)
michael@0 156 return nsFrame::HandleEvent(aPresContext, aEvent, aEventStatus);
michael@0 157
michael@0 158 if (mContent->HasAttr(kNameSpaceID_None, nsGkAtoms::disabled)) { // XXX cache disabled
michael@0 159 return NS_OK;
michael@0 160 }
michael@0 161
michael@0 162 *aEventStatus = nsEventStatus_eIgnore;
michael@0 163
michael@0 164 if (aEvent->message == NS_MOUSE_BUTTON_UP &&
michael@0 165 aEvent->AsMouseEvent()->button == WidgetMouseEvent::eLeftButton) {
michael@0 166 // Store click point for HTMLInputElement::SubmitNamesValues
michael@0 167 // Do this on MouseUp because the specs don't say and that's what IE does
michael@0 168 nsIntPoint* lastClickPoint =
michael@0 169 static_cast<nsIntPoint*>
michael@0 170 (mContent->GetProperty(nsGkAtoms::imageClickedPoint));
michael@0 171 if (lastClickPoint) {
michael@0 172 // normally lastClickedPoint is not null, as it's allocated in Init()
michael@0 173 nsPoint pt = nsLayoutUtils::GetEventCoordinatesRelativeTo(aEvent, this);
michael@0 174 TranslateEventCoords(pt, *lastClickPoint);
michael@0 175 }
michael@0 176 }
michael@0 177 return nsImageControlFrameSuper::HandleEvent(aPresContext, aEvent,
michael@0 178 aEventStatus);
michael@0 179 }
michael@0 180
michael@0 181 void
michael@0 182 nsImageControlFrame::SetFocus(bool aOn, bool aRepaint)
michael@0 183 {
michael@0 184 }
michael@0 185
michael@0 186 nsresult
michael@0 187 nsImageControlFrame::GetCursor(const nsPoint& aPoint,
michael@0 188 nsIFrame::Cursor& aCursor)
michael@0 189 {
michael@0 190 // Use style defined cursor if one is provided, otherwise when
michael@0 191 // the cursor style is "auto" we use the pointer cursor.
michael@0 192 FillCursorInformationFromStyle(StyleUserInterface(), aCursor);
michael@0 193
michael@0 194 if (NS_STYLE_CURSOR_AUTO == aCursor.mCursor) {
michael@0 195 aCursor.mCursor = NS_STYLE_CURSOR_POINTER;
michael@0 196 }
michael@0 197
michael@0 198 return NS_OK;
michael@0 199 }
michael@0 200
michael@0 201 nsresult
michael@0 202 nsImageControlFrame::SetFormProperty(nsIAtom* aName,
michael@0 203 const nsAString& aValue)
michael@0 204 {
michael@0 205 return NS_OK;
michael@0 206 }

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