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40fcd21b9a
This patch is generated by the following script: function rename() { find .\ -type f\ ! -path "./obj*"\ ! -path "./.git"\ ! -path "./.hg"\ \( -name "*.cpp" -or\ -name "*.h" \)\ -exec sed -i -r "s/$1/$2/g" "{}" \; } rename "([[:alpha:]]*)([rR])eflowState(s?)" "\1\2eflowInput\3" MozReview-Commit-ID: ITFO7uMTkSb --HG-- extra : rebase_source : c91a2e174a0baec60c1b0111ac7636295004ab35
865 lines
29 KiB
C++
865 lines
29 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsNumberControlFrame.h"
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#include "HTMLInputElement.h"
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#include "ICUUtils.h"
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#include "nsIFocusManager.h"
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#include "nsIPresShell.h"
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#include "nsFocusManager.h"
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#include "nsFontMetrics.h"
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#include "nsFormControlFrame.h"
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#include "nsGkAtoms.h"
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#include "nsNameSpaceManager.h"
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#include "nsThemeConstants.h"
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#include "mozilla/BasicEvents.h"
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#include "mozilla/EventStates.h"
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#include "nsContentUtils.h"
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#include "nsContentCreatorFunctions.h"
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#include "nsContentList.h"
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#include "nsCSSPseudoElements.h"
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#include "nsStyleSet.h"
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#include "mozilla/StyleSetHandle.h"
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#include "mozilla/StyleSetHandleInlines.h"
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#include "nsIDOMMutationEvent.h"
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#include "nsThreadUtils.h"
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#include "mozilla/FloatingPoint.h"
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#ifdef ACCESSIBILITY
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#include "mozilla/a11y/AccTypes.h"
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#endif
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using namespace mozilla;
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using namespace mozilla::dom;
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nsIFrame*
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NS_NewNumberControlFrame(nsIPresShell* aPresShell, nsStyleContext* aContext)
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{
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return new (aPresShell) nsNumberControlFrame(aContext);
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}
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NS_IMPL_FRAMEARENA_HELPERS(nsNumberControlFrame)
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NS_QUERYFRAME_HEAD(nsNumberControlFrame)
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NS_QUERYFRAME_ENTRY(nsNumberControlFrame)
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NS_QUERYFRAME_ENTRY(nsIAnonymousContentCreator)
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NS_QUERYFRAME_ENTRY(nsITextControlFrame)
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NS_QUERYFRAME_ENTRY(nsIFormControlFrame)
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NS_QUERYFRAME_TAIL_INHERITING(nsContainerFrame)
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nsNumberControlFrame::nsNumberControlFrame(nsStyleContext* aContext)
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: nsContainerFrame(aContext)
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, mHandlingInputEvent(false)
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{
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}
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void
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nsNumberControlFrame::DestroyFrom(nsIFrame* aDestructRoot)
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{
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NS_ASSERTION(!GetPrevContinuation() && !GetNextContinuation(),
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"nsNumberControlFrame should not have continuations; if it does we "
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"need to call RegUnregAccessKey only for the first");
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nsFormControlFrame::RegUnRegAccessKey(static_cast<nsIFrame*>(this), false);
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nsContentUtils::DestroyAnonymousContent(&mOuterWrapper);
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nsContainerFrame::DestroyFrom(aDestructRoot);
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}
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nscoord
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nsNumberControlFrame::GetMinISize(nsRenderingContext* aRenderingContext)
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{
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nscoord result;
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DISPLAY_MIN_WIDTH(this, result);
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nsIFrame* kid = mFrames.FirstChild();
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if (kid) { // display:none?
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result = nsLayoutUtils::IntrinsicForContainer(aRenderingContext,
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kid,
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nsLayoutUtils::MIN_ISIZE);
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} else {
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result = 0;
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}
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return result;
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}
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nscoord
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nsNumberControlFrame::GetPrefISize(nsRenderingContext* aRenderingContext)
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{
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nscoord result;
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DISPLAY_PREF_WIDTH(this, result);
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nsIFrame* kid = mFrames.FirstChild();
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if (kid) { // display:none?
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result = nsLayoutUtils::IntrinsicForContainer(aRenderingContext,
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kid,
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nsLayoutUtils::PREF_ISIZE);
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} else {
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result = 0;
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}
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return result;
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}
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void
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nsNumberControlFrame::Reflow(nsPresContext* aPresContext,
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ReflowOutput& aDesiredSize,
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const ReflowInput& aReflowInput,
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nsReflowStatus& aStatus)
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{
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MarkInReflow();
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DO_GLOBAL_REFLOW_COUNT("nsNumberControlFrame");
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DISPLAY_REFLOW(aPresContext, this, aReflowInput, aDesiredSize, aStatus);
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NS_ASSERTION(mOuterWrapper, "Outer wrapper div must exist!");
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NS_ASSERTION(!GetPrevContinuation() && !GetNextContinuation(),
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"nsNumberControlFrame should not have continuations; if it does we "
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"need to call RegUnregAccessKey only for the first");
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NS_ASSERTION(!mFrames.FirstChild() ||
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!mFrames.FirstChild()->GetNextSibling(),
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"We expect at most one direct child frame");
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if (mState & NS_FRAME_FIRST_REFLOW) {
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nsFormControlFrame::RegUnRegAccessKey(this, true);
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}
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const WritingMode myWM = aReflowInput.GetWritingMode();
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// The ISize of our content box, which is the available ISize
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// for our anonymous content:
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const nscoord contentBoxISize = aReflowInput.ComputedISize();
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nscoord contentBoxBSize = aReflowInput.ComputedBSize();
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// Figure out our border-box sizes as well (by adding borderPadding to
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// content-box sizes):
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const nscoord borderBoxISize = contentBoxISize +
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aReflowInput.ComputedLogicalBorderPadding().IStartEnd(myWM);
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nscoord borderBoxBSize;
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if (contentBoxBSize != NS_INTRINSICSIZE) {
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borderBoxBSize = contentBoxBSize +
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aReflowInput.ComputedLogicalBorderPadding().BStartEnd(myWM);
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} // else, we'll figure out borderBoxBSize after we resolve contentBoxBSize.
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nsIFrame* outerWrapperFrame = mOuterWrapper->GetPrimaryFrame();
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if (!outerWrapperFrame) { // display:none?
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if (contentBoxBSize == NS_INTRINSICSIZE) {
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contentBoxBSize = 0;
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borderBoxBSize =
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aReflowInput.ComputedLogicalBorderPadding().BStartEnd(myWM);
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}
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} else {
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NS_ASSERTION(outerWrapperFrame == mFrames.FirstChild(), "huh?");
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ReflowOutput wrappersDesiredSize(aReflowInput);
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WritingMode wrapperWM = outerWrapperFrame->GetWritingMode();
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LogicalSize availSize = aReflowInput.ComputedSize(wrapperWM);
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availSize.BSize(wrapperWM) = NS_UNCONSTRAINEDSIZE;
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ReflowInput wrapperReflowInput(aPresContext, aReflowInput,
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outerWrapperFrame, availSize);
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// Convert wrapper margin into my own writing-mode (in case it differs):
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LogicalMargin wrapperMargin =
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wrapperReflowInput.ComputedLogicalMargin().ConvertTo(myWM, wrapperWM);
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// offsets of wrapper frame within this frame:
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LogicalPoint
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wrapperOffset(myWM,
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aReflowInput.ComputedLogicalBorderPadding().IStart(myWM) +
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wrapperMargin.IStart(myWM),
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aReflowInput.ComputedLogicalBorderPadding().BStart(myWM) +
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wrapperMargin.BStart(myWM));
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nsReflowStatus childStatus;
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// We initially reflow the child with a dummy containerSize; positioning
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// will be fixed later.
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const nsSize dummyContainerSize;
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ReflowChild(outerWrapperFrame, aPresContext, wrappersDesiredSize,
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wrapperReflowInput, myWM, wrapperOffset, dummyContainerSize, 0,
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childStatus);
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MOZ_ASSERT(NS_FRAME_IS_FULLY_COMPLETE(childStatus),
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"We gave our child unconstrained available block-size, "
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"so it should be complete");
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nscoord wrappersMarginBoxBSize =
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wrappersDesiredSize.BSize(myWM) + wrapperMargin.BStartEnd(myWM);
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if (contentBoxBSize == NS_INTRINSICSIZE) {
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// We are intrinsically sized -- we should shrinkwrap the outer wrapper's
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// block-size:
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contentBoxBSize = wrappersMarginBoxBSize;
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// Make sure we obey min/max-bsize in the case when we're doing intrinsic
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// sizing (we get it for free when we have a non-intrinsic
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// aReflowInput.ComputedBSize()). Note that we do this before
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// adjusting for borderpadding, since ComputedMaxBSize and
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// ComputedMinBSize are content heights.
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contentBoxBSize =
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NS_CSS_MINMAX(contentBoxBSize,
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aReflowInput.ComputedMinBSize(),
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aReflowInput.ComputedMaxBSize());
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borderBoxBSize = contentBoxBSize +
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aReflowInput.ComputedLogicalBorderPadding().BStartEnd(myWM);
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}
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// Center child in block axis
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nscoord extraSpace = contentBoxBSize - wrappersMarginBoxBSize;
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wrapperOffset.B(myWM) += std::max(0, extraSpace / 2);
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// Needed in FinishReflowChild, for logical-to-physical conversion:
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nsSize borderBoxSize = LogicalSize(myWM, borderBoxISize, borderBoxBSize).
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GetPhysicalSize(myWM);
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// Place the child
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FinishReflowChild(outerWrapperFrame, aPresContext, wrappersDesiredSize,
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&wrapperReflowInput, myWM, wrapperOffset,
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borderBoxSize, 0);
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nsSize contentBoxSize =
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LogicalSize(myWM, contentBoxISize, contentBoxBSize).
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GetPhysicalSize(myWM);
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aDesiredSize.SetBlockStartAscent(
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wrappersDesiredSize.BlockStartAscent() +
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outerWrapperFrame->BStart(aReflowInput.GetWritingMode(),
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contentBoxSize));
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}
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LogicalSize logicalDesiredSize(myWM, borderBoxISize, borderBoxBSize);
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aDesiredSize.SetSize(myWM, logicalDesiredSize);
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aDesiredSize.SetOverflowAreasToDesiredBounds();
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if (outerWrapperFrame) {
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ConsiderChildOverflow(aDesiredSize.mOverflowAreas, outerWrapperFrame);
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}
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FinishAndStoreOverflow(&aDesiredSize);
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aStatus = NS_FRAME_COMPLETE;
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NS_FRAME_SET_TRUNCATION(aStatus, aReflowInput, aDesiredSize);
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}
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void
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nsNumberControlFrame::SyncDisabledState()
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{
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EventStates eventStates = mContent->AsElement()->State();
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if (eventStates.HasState(NS_EVENT_STATE_DISABLED)) {
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mTextField->SetAttr(kNameSpaceID_None, nsGkAtoms::disabled, EmptyString(),
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true);
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} else {
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mTextField->UnsetAttr(kNameSpaceID_None, nsGkAtoms::disabled, true);
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}
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}
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nsresult
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nsNumberControlFrame::AttributeChanged(int32_t aNameSpaceID,
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nsIAtom* aAttribute,
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int32_t aModType)
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{
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// nsGkAtoms::disabled is handled by SyncDisabledState
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if (aNameSpaceID == kNameSpaceID_None) {
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if (aAttribute == nsGkAtoms::placeholder ||
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aAttribute == nsGkAtoms::readonly ||
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aAttribute == nsGkAtoms::tabindex) {
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if (aModType == nsIDOMMutationEvent::REMOVAL) {
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mTextField->UnsetAttr(aNameSpaceID, aAttribute, true);
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} else {
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MOZ_ASSERT(aModType == nsIDOMMutationEvent::ADDITION ||
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aModType == nsIDOMMutationEvent::MODIFICATION);
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nsAutoString value;
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mContent->GetAttr(aNameSpaceID, aAttribute, value);
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mTextField->SetAttr(aNameSpaceID, aAttribute, value, true);
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}
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}
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}
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return nsContainerFrame::AttributeChanged(aNameSpaceID, aAttribute,
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aModType);
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}
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void
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nsNumberControlFrame::ContentStatesChanged(EventStates aStates)
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{
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if (aStates.HasState(NS_EVENT_STATE_DISABLED)) {
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nsContentUtils::AddScriptRunner(new SyncDisabledStateEvent(this));
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}
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}
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nsITextControlFrame*
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nsNumberControlFrame::GetTextFieldFrame()
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{
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return do_QueryFrame(GetAnonTextControl()->GetPrimaryFrame());
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}
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class FocusTextField : public Runnable
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{
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public:
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FocusTextField(nsIContent* aNumber, nsIContent* aTextField)
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: mNumber(aNumber),
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mTextField(aTextField)
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{}
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NS_IMETHODIMP Run() override
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{
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if (mNumber->AsElement()->State().HasState(NS_EVENT_STATE_FOCUS)) {
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HTMLInputElement::FromContent(mTextField)->Focus();
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}
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return NS_OK;
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}
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private:
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nsCOMPtr<nsIContent> mNumber;
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nsCOMPtr<nsIContent> mTextField;
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};
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nsresult
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nsNumberControlFrame::MakeAnonymousElement(Element** aResult,
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nsTArray<ContentInfo>& aElements,
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nsIAtom* aTagName,
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CSSPseudoElementType aPseudoType,
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nsStyleContext* aParentContext)
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{
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// Get the NodeInfoManager and tag necessary to create the anonymous divs.
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nsCOMPtr<nsIDocument> doc = mContent->GetComposedDoc();
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RefPtr<Element> resultElement = doc->CreateHTMLElement(aTagName);
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// If we legitimately fail this assertion and need to allow
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// non-pseudo-element anonymous children, then we'll need to add a branch
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// that calls ResolveStyleFor((*aResult)->AsElement(), aParentContext)") to
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// set newStyleContext.
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NS_ASSERTION(aPseudoType != CSSPseudoElementType::NotPseudo,
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"Expecting anonymous children to all be pseudo-elements");
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// Associate the pseudo-element with the anonymous child
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RefPtr<nsStyleContext> newStyleContext =
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PresContext()->StyleSet()->ResolvePseudoElementStyle(mContent->AsElement(),
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aPseudoType,
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aParentContext,
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resultElement);
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if (!aElements.AppendElement(ContentInfo(resultElement, newStyleContext))) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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if (aPseudoType == CSSPseudoElementType::mozNumberSpinDown ||
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aPseudoType == CSSPseudoElementType::mozNumberSpinUp) {
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resultElement->SetAttr(kNameSpaceID_None, nsGkAtoms::role,
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NS_LITERAL_STRING("button"), false);
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}
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resultElement.forget(aResult);
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return NS_OK;
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}
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nsresult
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nsNumberControlFrame::CreateAnonymousContent(nsTArray<ContentInfo>& aElements)
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{
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nsresult rv;
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// We create an anonymous tree for our input element that is structured as
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// follows:
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//
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// input
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// div - outer wrapper with "display:flex" by default
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// input - text input field
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// div - spin box wrapping up/down arrow buttons
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// div - spin up (up arrow button)
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// div - spin down (down arrow button)
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//
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// If you change this, be careful to change the destruction order in
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// nsNumberControlFrame::DestroyFrom.
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// Create the anonymous outer wrapper:
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rv = MakeAnonymousElement(getter_AddRefs(mOuterWrapper),
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aElements,
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nsGkAtoms::div,
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CSSPseudoElementType::mozNumberWrapper,
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mStyleContext);
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NS_ENSURE_SUCCESS(rv, rv);
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ContentInfo& outerWrapperCI = aElements.LastElement();
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// Create the ::-moz-number-text pseudo-element:
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rv = MakeAnonymousElement(getter_AddRefs(mTextField),
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outerWrapperCI.mChildren,
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nsGkAtoms::input,
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CSSPseudoElementType::mozNumberText,
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outerWrapperCI.mStyleContext);
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NS_ENSURE_SUCCESS(rv, rv);
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mTextField->SetAttr(kNameSpaceID_None, nsGkAtoms::type,
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NS_LITERAL_STRING("text"), PR_FALSE);
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HTMLInputElement* content = HTMLInputElement::FromContent(mContent);
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HTMLInputElement* textField = HTMLInputElement::FromContent(mTextField);
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// Initialize the text field value:
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nsAutoString value;
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content->GetValue(value);
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SetValueOfAnonTextControl(value);
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// If we're readonly, make sure our anonymous text control is too:
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nsAutoString readonly;
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if (mContent->GetAttr(kNameSpaceID_None, nsGkAtoms::readonly, readonly)) {
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mTextField->SetAttr(kNameSpaceID_None, nsGkAtoms::readonly, readonly, false);
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}
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// Propogate our tabindex:
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int32_t tabIndex;
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content->GetTabIndex(&tabIndex);
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textField->SetTabIndex(tabIndex);
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// Initialize the text field's placeholder, if ours is set:
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nsAutoString placeholder;
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if (mContent->GetAttr(kNameSpaceID_None, nsGkAtoms::placeholder, placeholder)) {
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mTextField->SetAttr(kNameSpaceID_None, nsGkAtoms::placeholder, placeholder, false);
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}
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if (mContent->AsElement()->State().HasState(NS_EVENT_STATE_FOCUS)) {
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// We don't want to focus the frame but the text field.
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RefPtr<FocusTextField> focusJob = new FocusTextField(mContent, mTextField);
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nsContentUtils::AddScriptRunner(focusJob);
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}
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if (StyleDisplay()->mAppearance == NS_THEME_TEXTFIELD) {
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// The author has elected to hide the spinner by setting this
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// -moz-appearance. We will reframe if it changes.
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return rv;
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}
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// Create the ::-moz-number-spin-box pseudo-element:
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rv = MakeAnonymousElement(getter_AddRefs(mSpinBox),
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outerWrapperCI.mChildren,
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nsGkAtoms::div,
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CSSPseudoElementType::mozNumberSpinBox,
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outerWrapperCI.mStyleContext);
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NS_ENSURE_SUCCESS(rv, rv);
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ContentInfo& spinBoxCI = outerWrapperCI.mChildren.LastElement();
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// Create the ::-moz-number-spin-up pseudo-element:
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rv = MakeAnonymousElement(getter_AddRefs(mSpinUp),
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spinBoxCI.mChildren,
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nsGkAtoms::div,
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CSSPseudoElementType::mozNumberSpinUp,
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spinBoxCI.mStyleContext);
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NS_ENSURE_SUCCESS(rv, rv);
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// Create the ::-moz-number-spin-down pseudo-element:
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rv = MakeAnonymousElement(getter_AddRefs(mSpinDown),
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spinBoxCI.mChildren,
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nsGkAtoms::div,
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CSSPseudoElementType::mozNumberSpinDown,
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spinBoxCI.mStyleContext);
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SyncDisabledState();
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return rv;
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}
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nsIAtom*
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nsNumberControlFrame::GetType() const
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{
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return nsGkAtoms::numberControlFrame;
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}
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NS_IMETHODIMP
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nsNumberControlFrame::GetEditor(nsIEditor **aEditor)
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{
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return GetTextFieldFrame()->GetEditor(aEditor);
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}
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NS_IMETHODIMP
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nsNumberControlFrame::SetSelectionStart(int32_t aSelectionStart)
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{
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return GetTextFieldFrame()->SetSelectionStart(aSelectionStart);
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}
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NS_IMETHODIMP
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nsNumberControlFrame::SetSelectionEnd(int32_t aSelectionEnd)
|
|
{
|
|
return GetTextFieldFrame()->SetSelectionEnd(aSelectionEnd);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsNumberControlFrame::SetSelectionRange(int32_t aSelectionStart,
|
|
int32_t aSelectionEnd,
|
|
SelectionDirection aDirection)
|
|
{
|
|
return GetTextFieldFrame()->SetSelectionRange(aSelectionStart, aSelectionEnd,
|
|
aDirection);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsNumberControlFrame::GetSelectionRange(int32_t* aSelectionStart,
|
|
int32_t* aSelectionEnd,
|
|
SelectionDirection* aDirection)
|
|
{
|
|
return GetTextFieldFrame()->GetSelectionRange(aSelectionStart, aSelectionEnd,
|
|
aDirection);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsNumberControlFrame::GetOwnedSelectionController(nsISelectionController** aSelCon)
|
|
{
|
|
return GetTextFieldFrame()->GetOwnedSelectionController(aSelCon);
|
|
}
|
|
|
|
nsFrameSelection*
|
|
nsNumberControlFrame::GetOwnedFrameSelection()
|
|
{
|
|
return GetTextFieldFrame()->GetOwnedFrameSelection();
|
|
}
|
|
|
|
nsresult
|
|
nsNumberControlFrame::GetPhonetic(nsAString& aPhonetic)
|
|
{
|
|
return GetTextFieldFrame()->GetPhonetic(aPhonetic);
|
|
}
|
|
|
|
nsresult
|
|
nsNumberControlFrame::EnsureEditorInitialized()
|
|
{
|
|
return GetTextFieldFrame()->EnsureEditorInitialized();
|
|
}
|
|
|
|
nsresult
|
|
nsNumberControlFrame::ScrollSelectionIntoView()
|
|
{
|
|
return GetTextFieldFrame()->ScrollSelectionIntoView();
|
|
}
|
|
|
|
void
|
|
nsNumberControlFrame::SetFocus(bool aOn, bool aRepaint)
|
|
{
|
|
GetTextFieldFrame()->SetFocus(aOn, aRepaint);
|
|
}
|
|
|
|
nsresult
|
|
nsNumberControlFrame::SetFormProperty(nsIAtom* aName, const nsAString& aValue)
|
|
{
|
|
return GetTextFieldFrame()->SetFormProperty(aName, aValue);
|
|
}
|
|
|
|
HTMLInputElement*
|
|
nsNumberControlFrame::GetAnonTextControl()
|
|
{
|
|
return mTextField ? HTMLInputElement::FromContent(mTextField) : nullptr;
|
|
}
|
|
|
|
/* static */ nsNumberControlFrame*
|
|
nsNumberControlFrame::GetNumberControlFrameForTextField(nsIFrame* aFrame)
|
|
{
|
|
// If aFrame is the anon text field for an <input type=number> then we expect
|
|
// the frame of its mContent's grandparent to be that input's frame. We
|
|
// have to check for this via the content tree because we don't know whether
|
|
// extra frames will be wrapped around any of the elements between aFrame and
|
|
// the nsNumberControlFrame that we're looking for (e.g. flex wrappers).
|
|
nsIContent* content = aFrame->GetContent();
|
|
if (content->IsInNativeAnonymousSubtree() &&
|
|
content->GetParent() && content->GetParent()->GetParent()) {
|
|
nsIContent* grandparent = content->GetParent()->GetParent();
|
|
if (grandparent->IsHTMLElement(nsGkAtoms::input) &&
|
|
grandparent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::type,
|
|
nsGkAtoms::number, eCaseMatters)) {
|
|
return do_QueryFrame(grandparent->GetPrimaryFrame());
|
|
}
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
/* static */ nsNumberControlFrame*
|
|
nsNumberControlFrame::GetNumberControlFrameForSpinButton(nsIFrame* aFrame)
|
|
{
|
|
// If aFrame is a spin button for an <input type=number> then we expect the
|
|
// frame of its mContent's great-grandparent to be that input's frame. We
|
|
// have to check for this via the content tree because we don't know whether
|
|
// extra frames will be wrapped around any of the elements between aFrame and
|
|
// the nsNumberControlFrame that we're looking for (e.g. flex wrappers).
|
|
nsIContent* content = aFrame->GetContent();
|
|
if (content->IsInNativeAnonymousSubtree() &&
|
|
content->GetParent() && content->GetParent()->GetParent() &&
|
|
content->GetParent()->GetParent()->GetParent()) {
|
|
nsIContent* greatgrandparent = content->GetParent()->GetParent()->GetParent();
|
|
if (greatgrandparent->IsHTMLElement(nsGkAtoms::input) &&
|
|
greatgrandparent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::type,
|
|
nsGkAtoms::number, eCaseMatters)) {
|
|
return do_QueryFrame(greatgrandparent->GetPrimaryFrame());
|
|
}
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
int32_t
|
|
nsNumberControlFrame::GetSpinButtonForPointerEvent(WidgetGUIEvent* aEvent) const
|
|
{
|
|
MOZ_ASSERT(aEvent->mClass == eMouseEventClass, "Unexpected event type");
|
|
|
|
if (!mSpinBox) {
|
|
// we don't have a spinner
|
|
return eSpinButtonNone;
|
|
}
|
|
if (aEvent->mOriginalTarget == mSpinUp) {
|
|
return eSpinButtonUp;
|
|
}
|
|
if (aEvent->mOriginalTarget == mSpinDown) {
|
|
return eSpinButtonDown;
|
|
}
|
|
if (aEvent->mOriginalTarget == mSpinBox) {
|
|
// In the case that the up/down buttons are hidden (display:none) we use
|
|
// just the spin box element, spinning up if the pointer is over the top
|
|
// half of the element, or down if it's over the bottom half. This is
|
|
// important to handle since this is the state things are in for the
|
|
// default UA style sheet. See the comment in forms.css for why.
|
|
LayoutDeviceIntPoint absPoint = aEvent->mRefPoint;
|
|
nsPoint point =
|
|
nsLayoutUtils::GetEventCoordinatesRelativeTo(aEvent,
|
|
absPoint, mSpinBox->GetPrimaryFrame());
|
|
if (point != nsPoint(NS_UNCONSTRAINEDSIZE, NS_UNCONSTRAINEDSIZE)) {
|
|
if (point.y < mSpinBox->GetPrimaryFrame()->GetSize().height / 2) {
|
|
return eSpinButtonUp;
|
|
}
|
|
return eSpinButtonDown;
|
|
}
|
|
}
|
|
return eSpinButtonNone;
|
|
}
|
|
|
|
void
|
|
nsNumberControlFrame::SpinnerStateChanged() const
|
|
{
|
|
MOZ_ASSERT(mSpinUp && mSpinDown,
|
|
"We should not be called when we have no spinner");
|
|
|
|
nsIFrame* spinUpFrame = mSpinUp->GetPrimaryFrame();
|
|
if (spinUpFrame && spinUpFrame->IsThemed()) {
|
|
spinUpFrame->InvalidateFrame();
|
|
}
|
|
nsIFrame* spinDownFrame = mSpinDown->GetPrimaryFrame();
|
|
if (spinDownFrame && spinDownFrame->IsThemed()) {
|
|
spinDownFrame->InvalidateFrame();
|
|
}
|
|
}
|
|
|
|
bool
|
|
nsNumberControlFrame::SpinnerUpButtonIsDepressed() const
|
|
{
|
|
return HTMLInputElement::FromContent(mContent)->
|
|
NumberSpinnerUpButtonIsDepressed();
|
|
}
|
|
|
|
bool
|
|
nsNumberControlFrame::SpinnerDownButtonIsDepressed() const
|
|
{
|
|
return HTMLInputElement::FromContent(mContent)->
|
|
NumberSpinnerDownButtonIsDepressed();
|
|
}
|
|
|
|
bool
|
|
nsNumberControlFrame::IsFocused() const
|
|
{
|
|
// Normally this depends on the state of our anonymous text control (which
|
|
// takes focus for us), but in the case that it does not have a frame we will
|
|
// have focus ourself.
|
|
return mTextField->AsElement()->State().HasState(NS_EVENT_STATE_FOCUS) ||
|
|
mContent->AsElement()->State().HasState(NS_EVENT_STATE_FOCUS);
|
|
}
|
|
|
|
void
|
|
nsNumberControlFrame::HandleFocusEvent(WidgetEvent* aEvent)
|
|
{
|
|
if (aEvent->mOriginalTarget != mTextField) {
|
|
// Move focus to our text field
|
|
HTMLInputElement::FromContent(mTextField)->Focus();
|
|
}
|
|
}
|
|
|
|
nsresult
|
|
nsNumberControlFrame::HandleSelectCall()
|
|
{
|
|
return HTMLInputElement::FromContent(mTextField)->Select();
|
|
}
|
|
|
|
#define STYLES_DISABLING_NATIVE_THEMING \
|
|
NS_AUTHOR_SPECIFIED_BACKGROUND | \
|
|
NS_AUTHOR_SPECIFIED_PADDING | \
|
|
NS_AUTHOR_SPECIFIED_BORDER
|
|
|
|
bool
|
|
nsNumberControlFrame::ShouldUseNativeStyleForSpinner() const
|
|
{
|
|
MOZ_ASSERT(mSpinUp && mSpinDown,
|
|
"We should not be called when we have no spinner");
|
|
|
|
nsIFrame* spinUpFrame = mSpinUp->GetPrimaryFrame();
|
|
nsIFrame* spinDownFrame = mSpinDown->GetPrimaryFrame();
|
|
|
|
return spinUpFrame &&
|
|
spinUpFrame->StyleDisplay()->mAppearance == NS_THEME_SPINNER_UPBUTTON &&
|
|
!PresContext()->HasAuthorSpecifiedRules(spinUpFrame,
|
|
STYLES_DISABLING_NATIVE_THEMING) &&
|
|
spinDownFrame &&
|
|
spinDownFrame->StyleDisplay()->mAppearance == NS_THEME_SPINNER_DOWNBUTTON &&
|
|
!PresContext()->HasAuthorSpecifiedRules(spinDownFrame,
|
|
STYLES_DISABLING_NATIVE_THEMING);
|
|
}
|
|
|
|
void
|
|
nsNumberControlFrame::AppendAnonymousContentTo(nsTArray<nsIContent*>& aElements,
|
|
uint32_t aFilter)
|
|
{
|
|
// Only one direct anonymous child:
|
|
if (mOuterWrapper) {
|
|
aElements.AppendElement(mOuterWrapper);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsNumberControlFrame::SetValueOfAnonTextControl(const nsAString& aValue)
|
|
{
|
|
if (mHandlingInputEvent) {
|
|
// We have been called while our HTMLInputElement is processing a DOM
|
|
// 'input' event targeted at our anonymous text control. Our
|
|
// HTMLInputElement has taken the value of our anon text control and
|
|
// called SetValueInternal on itself to keep its own value in sync. As a
|
|
// result SetValueInternal has called us. In this one case we do not want
|
|
// to update our anon text control, especially since aValue will be the
|
|
// sanitized value, and only the internal value should be sanitized (not
|
|
// the value shown to the user, and certainly we shouldn't change it as
|
|
// they type).
|
|
return;
|
|
}
|
|
|
|
// Init to aValue so that we set aValue as the value of our text control if
|
|
// aValue isn't a valid number (in which case the HTMLInputElement's validity
|
|
// state will be set to invalid) or if aValue can't be localized:
|
|
nsAutoString localizedValue(aValue);
|
|
|
|
#ifdef ENABLE_INTL_API
|
|
// Try and localize the value we will set:
|
|
Decimal val = HTMLInputElement::StringToDecimal(aValue);
|
|
if (val.isFinite()) {
|
|
ICUUtils::LanguageTagIterForContent langTagIter(mContent);
|
|
ICUUtils::LocalizeNumber(val.toDouble(), langTagIter, localizedValue);
|
|
}
|
|
#endif
|
|
|
|
// We need to update the value of our anonymous text control here. Note that
|
|
// this must be its value, and not its 'value' attribute (the default value),
|
|
// since the default value is ignored once a user types into the text
|
|
// control.
|
|
HTMLInputElement::FromContent(mTextField)->SetValue(localizedValue);
|
|
}
|
|
|
|
void
|
|
nsNumberControlFrame::GetValueOfAnonTextControl(nsAString& aValue)
|
|
{
|
|
if (!mTextField) {
|
|
aValue.Truncate();
|
|
return;
|
|
}
|
|
|
|
HTMLInputElement::FromContent(mTextField)->GetValue(aValue);
|
|
|
|
#ifdef ENABLE_INTL_API
|
|
// Here we need to de-localize any number typed in by the user. That is, we
|
|
// need to convert it from the number format of the user's language, region,
|
|
// etc. to the format that the HTML 5 spec defines to be a "valid
|
|
// floating-point number":
|
|
//
|
|
// http://www.whatwg.org/specs/web-apps/current-work/multipage/common-microsyntaxes.html#floating-point-numbers
|
|
//
|
|
// This is necessary to allow the number that we return to be parsed by
|
|
// functions like HTMLInputElement::StringToDecimal (the HTML-5-conforming
|
|
// parsing function) which don't know how to handle numbers that are
|
|
// formatted differently (for example, with non-ASCII digits, with grouping
|
|
// separator characters or with a decimal separator character other than
|
|
// '.').
|
|
|
|
ICUUtils::LanguageTagIterForContent langTagIter(mContent);
|
|
double value = ICUUtils::ParseNumber(aValue, langTagIter);
|
|
if (!IsFinite(value)) {
|
|
aValue.Truncate();
|
|
return;
|
|
}
|
|
if (value == HTMLInputElement::StringToDecimal(aValue).toDouble()) {
|
|
// We want to preserve the formatting of the number as typed in by the user
|
|
// whenever possible. Since the localized serialization parses to the same
|
|
// number as the de-localized serialization, we can do that. This helps
|
|
// prevent normalization of input such as "2e2" (which would otherwise be
|
|
// converted to "200"). Content relies on this.
|
|
//
|
|
// Typically we will only get here for locales in which numbers are
|
|
// formatted in the same way as they are for HTML5's "valid floating-point
|
|
// number" format.
|
|
return;
|
|
}
|
|
// We can't preserve the formatting, otherwise functions such as
|
|
// HTMLInputElement::StringToDecimal would incorrectly process the number
|
|
// input by the user. For example, "12.345" with lang=de de-localizes as
|
|
// 12345, but HTMLInputElement::StringToDecimal would mistakenly parse it as
|
|
// 12.345. Another example would be "12,345" with lang=de which de-localizes
|
|
// as 12.345, but HTMLInputElement::StringToDecimal would parse it to NaN.
|
|
aValue.Truncate();
|
|
aValue.AppendFloat(value);
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
nsNumberControlFrame::AnonTextControlIsEmpty()
|
|
{
|
|
if (!mTextField) {
|
|
return true;
|
|
}
|
|
nsAutoString value;
|
|
HTMLInputElement::FromContent(mTextField)->GetValue(value);
|
|
return value.IsEmpty();
|
|
}
|
|
|
|
Element*
|
|
nsNumberControlFrame::GetPseudoElement(CSSPseudoElementType aType)
|
|
{
|
|
if (aType == CSSPseudoElementType::mozNumberWrapper) {
|
|
return mOuterWrapper;
|
|
}
|
|
|
|
if (aType == CSSPseudoElementType::mozNumberText) {
|
|
return mTextField;
|
|
}
|
|
|
|
if (aType == CSSPseudoElementType::mozNumberSpinBox) {
|
|
// Might be null.
|
|
return mSpinBox;
|
|
}
|
|
|
|
if (aType == CSSPseudoElementType::mozNumberSpinUp) {
|
|
// Might be null.
|
|
return mSpinUp;
|
|
}
|
|
|
|
if (aType == CSSPseudoElementType::mozNumberSpinDown) {
|
|
// Might be null.
|
|
return mSpinDown;
|
|
}
|
|
|
|
return nsContainerFrame::GetPseudoElement(aType);
|
|
}
|
|
|
|
#ifdef ACCESSIBILITY
|
|
a11y::AccType
|
|
nsNumberControlFrame::AccessibleType()
|
|
{
|
|
return a11y::eHTMLSpinnerType;
|
|
}
|
|
#endif
|