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diff --git a/dom/html/HTMLInputElement.h b/dom/html/HTMLInputElement.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/. */
+
+#ifndef mozilla_dom_HTMLInputElement_h
+#define mozilla_dom_HTMLInputElement_h
+
+#include "mozilla/Attributes.h"
+#include "nsGenericHTMLElement.h"
+#include "nsImageLoadingContent.h"
+#include "nsIDOMHTMLInputElement.h"
+#include "nsITextControlElement.h"
+#include "nsITimer.h"
+#include "nsIPhonetic.h"
+#include "nsIDOMNSEditableElement.h"
+#include "nsCOMPtr.h"
+#include "nsIConstraintValidation.h"
+#include "mozilla/dom/HTMLFormElement.h" // for HasEverTriedInvalidSubmit()
+#include "mozilla/dom/HTMLInputElementBinding.h"
+#include "mozilla/dom/Promise.h"
+#include "mozilla/dom/UnionTypes.h"
+#include "nsIFilePicker.h"
+#include "nsIContentPrefService2.h"
+#include "mozilla/Decimal.h"
+#include "nsContentUtils.h"
+#include "nsTextEditorState.h"
+
+class nsIRadioGroupContainer;
+class nsIRadioVisitor;
+
+namespace mozilla {
+
+class EventChainPostVisitor;
+class EventChainPreVisitor;
+
+namespace dom {
+
+class AfterSetFilesOrDirectoriesRunnable;
+class Date;
+class DispatchChangeEventCallback;
+class File;
+class FileList;
+class FileSystemEntry;
+class GetFilesHelper;
+
+/**
+ * A class we use to create a singleton object that is used to keep track of
+ * the last directory from which the user has picked files (via
+ * <input type=file>) on a per-domain basis. The implementation uses
+ * nsIContentPrefService2/NS_CONTENT_PREF_SERVICE_CONTRACTID to store the last
+ * directory per-domain, and to ensure that whether the directories are
+ * persistently saved (saved across sessions) or not honors whether or not the
+ * page is being viewed in private browsing.
+ */
+class UploadLastDir final : public nsIObserver, public nsSupportsWeakReference
+{
+ ~UploadLastDir() {}
+
+public:
+ NS_DECL_ISUPPORTS
+ NS_DECL_NSIOBSERVER
+
+ /**
+ * Fetch the last used directory for this location from the content
+ * pref service, and display the file picker opened in that directory.
+ *
+ * @param aDoc current document
+ * @param aFilePicker the file picker to open
+ * @param aFpCallback the callback object to be run when the file is shown.
+ */
+ nsresult FetchDirectoryAndDisplayPicker(nsIDocument* aDoc,
+ nsIFilePicker* aFilePicker,
+ nsIFilePickerShownCallback* aFpCallback);
+
+ /**
+ * Store the last used directory for this location using the
+ * content pref service, if it is available
+ * @param aURI URI of the current page
+ * @param aDir Parent directory of the file(s)/directory chosen by the user
+ */
+ nsresult StoreLastUsedDirectory(nsIDocument* aDoc, nsIFile* aDir);
+
+ class ContentPrefCallback final : public nsIContentPrefCallback2
+ {
+ virtual ~ContentPrefCallback()
+ { }
+
+ public:
+ ContentPrefCallback(nsIFilePicker* aFilePicker, nsIFilePickerShownCallback* aFpCallback)
+ : mFilePicker(aFilePicker)
+ , mFpCallback(aFpCallback)
+ { }
+
+ NS_DECL_ISUPPORTS
+ NS_DECL_NSICONTENTPREFCALLBACK2
+
+ nsCOMPtr<nsIFilePicker> mFilePicker;
+ nsCOMPtr<nsIFilePickerShownCallback> mFpCallback;
+ nsCOMPtr<nsIContentPref> mResult;
+ };
+};
+
+class HTMLInputElement final : public nsGenericHTMLFormElementWithState,
+ public nsImageLoadingContent,
+ public nsIDOMHTMLInputElement,
+ public nsITextControlElement,
+ public nsIPhonetic,
+ public nsIDOMNSEditableElement,
+ public nsIConstraintValidation
+{
+ friend class AfterSetFilesOrDirectoriesCallback;
+ friend class DispatchChangeEventCallback;
+
+public:
+ using nsIConstraintValidation::GetValidationMessage;
+ using nsIConstraintValidation::CheckValidity;
+ using nsIConstraintValidation::ReportValidity;
+ using nsIConstraintValidation::WillValidate;
+ using nsIConstraintValidation::Validity;
+ using nsGenericHTMLFormElementWithState::GetForm;
+
+ enum class FromClone { no, yes };
+
+ HTMLInputElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo,
+ mozilla::dom::FromParser aFromParser,
+ FromClone aFromClone = FromClone::no);
+
+ NS_IMPL_FROMCONTENT_HTML_WITH_TAG(HTMLInputElement, input)
+
+ // nsISupports
+ NS_DECL_ISUPPORTS_INHERITED
+
+ virtual int32_t TabIndexDefault() override;
+ using nsGenericHTMLElement::Focus;
+ virtual void Blur(ErrorResult& aError) override;
+ virtual void Focus(ErrorResult& aError) override;
+
+ // nsINode
+#if !defined(ANDROID) && !defined(XP_MACOSX)
+ virtual bool IsNodeApzAwareInternal() const override;
+#endif
+
+ // Element
+ virtual bool IsInteractiveHTMLContent(bool aIgnoreTabindex) const override;
+
+ // EventTarget
+ virtual void AsyncEventRunning(AsyncEventDispatcher* aEvent) override;
+
+ // nsIDOMHTMLInputElement
+ NS_DECL_NSIDOMHTMLINPUTELEMENT
+
+ // nsIPhonetic
+ NS_DECL_NSIPHONETIC
+
+ // nsIDOMNSEditableElement
+ NS_IMETHOD GetEditor(nsIEditor** aEditor) override
+ {
+ return nsGenericHTMLElement::GetEditor(aEditor);
+ }
+
+ NS_IMETHOD SetUserInput(const nsAString& aInput) override;
+
+ // Overriden nsIFormControl methods
+ NS_IMETHOD_(uint32_t) GetType() const override { return mType; }
+ NS_IMETHOD Reset() override;
+ NS_IMETHOD SubmitNamesValues(HTMLFormSubmission* aFormSubmission) override;
+ NS_IMETHOD SaveState() override;
+ virtual bool RestoreState(nsPresState* aState) override;
+ virtual bool AllowDrop() override;
+ virtual bool IsDisabledForEvents(EventMessage aMessage) override;
+
+ virtual void FieldSetDisabledChanged(bool aNotify) override;
+
+ // nsIContent
+ virtual bool IsHTMLFocusable(bool aWithMouse, bool *aIsFocusable, int32_t *aTabIndex) override;
+
+ virtual bool ParseAttribute(int32_t aNamespaceID,
+ nsIAtom* aAttribute,
+ const nsAString& aValue,
+ nsAttrValue& aResult) override;
+ virtual nsChangeHint GetAttributeChangeHint(const nsIAtom* aAttribute,
+ int32_t aModType) const override;
+ NS_IMETHOD_(bool) IsAttributeMapped(const nsIAtom* aAttribute) const override;
+ virtual nsMapRuleToAttributesFunc GetAttributeMappingFunction() const override;
+
+ virtual nsresult PreHandleEvent(EventChainPreVisitor& aVisitor) override;
+ virtual nsresult PostHandleEvent(
+ EventChainPostVisitor& aVisitor) override;
+ void PostHandleEventForRangeThumb(EventChainPostVisitor& aVisitor);
+ void StartRangeThumbDrag(WidgetGUIEvent* aEvent);
+ void FinishRangeThumbDrag(WidgetGUIEvent* aEvent = nullptr);
+ void CancelRangeThumbDrag(bool aIsForUserEvent = true);
+ void SetValueOfRangeForUserEvent(Decimal aValue);
+
+ virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,
+ nsIContent* aBindingParent,
+ bool aCompileEventHandlers) override;
+ virtual void UnbindFromTree(bool aDeep = true,
+ bool aNullParent = true) override;
+
+ virtual void DoneCreatingElement() override;
+
+ virtual EventStates IntrinsicState() const override;
+
+ // Element
+private:
+ virtual void AddStates(EventStates aStates) override;
+ virtual void RemoveStates(EventStates aStates) override;
+
+public:
+
+ // nsITextControlElement
+ NS_IMETHOD SetValueChanged(bool aValueChanged) override;
+ NS_IMETHOD_(bool) IsSingleLineTextControl() const override;
+ NS_IMETHOD_(bool) IsTextArea() const override;
+ NS_IMETHOD_(bool) IsPlainTextControl() const override;
+ NS_IMETHOD_(bool) IsPasswordTextControl() const override;
+ NS_IMETHOD_(int32_t) GetCols() override;
+ NS_IMETHOD_(int32_t) GetWrapCols() override;
+ NS_IMETHOD_(int32_t) GetRows() override;
+ NS_IMETHOD_(void) GetDefaultValueFromContent(nsAString& aValue) override;
+ NS_IMETHOD_(bool) ValueChanged() const override;
+ NS_IMETHOD_(void) GetTextEditorValue(nsAString& aValue, bool aIgnoreWrap) const override;
+ NS_IMETHOD_(nsIEditor*) GetTextEditor() override;
+ NS_IMETHOD_(nsISelectionController*) GetSelectionController() override;
+ NS_IMETHOD_(nsFrameSelection*) GetConstFrameSelection() override;
+ NS_IMETHOD BindToFrame(nsTextControlFrame* aFrame) override;
+ NS_IMETHOD_(void) UnbindFromFrame(nsTextControlFrame* aFrame) override;
+ NS_IMETHOD CreateEditor() override;
+ NS_IMETHOD_(nsIContent*) GetRootEditorNode() override;
+ NS_IMETHOD_(Element*) CreatePlaceholderNode() override;
+ NS_IMETHOD_(Element*) GetPlaceholderNode() override;
+ NS_IMETHOD_(void) UpdatePlaceholderVisibility(bool aNotify) override;
+ NS_IMETHOD_(bool) GetPlaceholderVisibility() override;
+ NS_IMETHOD_(void) InitializeKeyboardEventListeners() override;
+ NS_IMETHOD_(void) OnValueChanged(bool aNotify, bool aWasInteractiveUserChange) override;
+ NS_IMETHOD_(bool) HasCachedSelection() override;
+
+ void GetDisplayFileName(nsAString& aFileName) const;
+
+ const nsTArray<OwningFileOrDirectory>& GetFilesOrDirectoriesInternal() const
+ {
+ return mFilesOrDirectories;
+ }
+
+ void SetFilesOrDirectories(const nsTArray<OwningFileOrDirectory>& aFilesOrDirectories,
+ bool aSetValueChanged);
+ void SetFiles(nsIDOMFileList* aFiles, bool aSetValueChanged);
+
+ // This method is used for test only. Onces the data is set, a 'change' event
+ // is dispatched.
+ void MozSetDndFilesAndDirectories(const nsTArray<OwningFileOrDirectory>& aSequence);
+
+ // Called when a nsIFilePicker or a nsIColorPicker terminate.
+ void PickerClosed();
+
+ void SetCheckedChangedInternal(bool aCheckedChanged);
+ bool GetCheckedChanged() const {
+ return mCheckedChanged;
+ }
+ void AddedToRadioGroup();
+ void WillRemoveFromRadioGroup();
+
+ /**
+ * Helper function returning the currently selected button in the radio group.
+ * Returning null if the element is not a button or if there is no selectied
+ * button in the group.
+ *
+ * @return the selected button (or null).
+ */
+ already_AddRefed<nsIDOMHTMLInputElement> GetSelectedRadioButton() const;
+
+ virtual nsresult Clone(mozilla::dom::NodeInfo *aNodeInfo, nsINode **aResult) const override;
+
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HTMLInputElement,
+ nsGenericHTMLFormElementWithState)
+
+ static UploadLastDir* gUploadLastDir;
+ // create and destroy the static UploadLastDir object for remembering
+ // which directory was last used on a site-by-site basis
+ static void InitUploadLastDir();
+ static void DestroyUploadLastDir();
+
+ //If the valueAsDate attribute should be enabled in webIDL
+ static bool ValueAsDateEnabled(JSContext* cx, JSObject* obj);
+
+ void MaybeLoadImage();
+
+ void SetSelectionProperties(const nsTextEditorState::SelectionProperties& aProps)
+ {
+ MOZ_ASSERT(mType == NS_FORM_INPUT_NUMBER);
+ mSelectionCached = true;
+ mSelectionProperties = aProps;
+ }
+ bool IsSelectionCached() const
+ {
+ MOZ_ASSERT(mType == NS_FORM_INPUT_NUMBER);
+ return mSelectionCached;
+ }
+ void ClearSelectionCached()
+ {
+ MOZ_ASSERT(mType == NS_FORM_INPUT_NUMBER);
+ mSelectionCached = false;
+ }
+ nsTextEditorState::SelectionProperties& GetSelectionProperties()
+ {
+ MOZ_ASSERT(mType == NS_FORM_INPUT_NUMBER);
+ return mSelectionProperties;
+ }
+
+ // nsIConstraintValidation
+ bool IsTooLong();
+ bool IsTooShort();
+ bool IsValueMissing() const;
+ bool HasTypeMismatch() const;
+ bool HasPatternMismatch() const;
+ bool IsRangeOverflow() const;
+ bool IsRangeUnderflow() const;
+ bool HasStepMismatch(bool aUseZeroIfValueNaN = false) const;
+ bool HasBadInput() const;
+ void UpdateTooLongValidityState();
+ void UpdateTooShortValidityState();
+ void UpdateValueMissingValidityState();
+ void UpdateTypeMismatchValidityState();
+ void UpdatePatternMismatchValidityState();
+ void UpdateRangeOverflowValidityState();
+ void UpdateRangeUnderflowValidityState();
+ void UpdateStepMismatchValidityState();
+ void UpdateBadInputValidityState();
+ void UpdateAllValidityStates(bool aNotify);
+ void UpdateBarredFromConstraintValidation();
+ nsresult GetValidationMessage(nsAString& aValidationMessage,
+ ValidityStateType aType) override;
+ /**
+ * Update the value missing validity state for radio elements when they have
+ * a group.
+ *
+ * @param aIgnoreSelf Whether the required attribute and the checked state
+ * of the current radio should be ignored.
+ * @note This method shouldn't be called if the radio element hasn't a group.
+ */
+ void UpdateValueMissingValidityStateForRadio(bool aIgnoreSelf);
+
+ /**
+ * Set filters to the filePicker according to the accept attribute value.
+ *
+ * See:
+ * http://dev.w3.org/html5/spec/forms.html#attr-input-accept
+ *
+ * @note You should not call this function if the element has no @accept.
+ * @note "All Files" filter is always set, no matter if there is a valid
+ * filter specified or not.
+ * @note If more than one valid filter is found, the "All Supported Types"
+ * filter is added, which is the concatenation of all valid filters.
+ * @note Duplicate filters and similar filters (i.e. filters whose file
+ * extensions already exist in another filter) are ignored.
+ * @note "All Files" filter will be selected by default if unknown mime types
+ * have been specified and no file extension filter has been specified.
+ * Otherwise, specified filter or "All Supported Types" filter will be
+ * selected by default.
+ * The logic behind is that having unknown mime type means we might restrict
+ * user's input too much, as some filters will be missing.
+ * However, if author has also specified some file extension filters, it's
+ * likely those are fallback for the unusual mime type we haven't been able
+ * to resolve; so it's better to select author specified filters in that case.
+ */
+ void SetFilePickerFiltersFromAccept(nsIFilePicker* filePicker);
+
+ /**
+ * The form might need to request an update of the UI bits
+ * (BF_CAN_SHOW_INVALID_UI and BF_CAN_SHOW_VALID_UI) when an invalid form
+ * submission is tried.
+ *
+ * @param aIsFocused Whether the element is currently focused.
+ *
+ * @note The caller is responsible to call ContentStatesChanged.
+ */
+ void UpdateValidityUIBits(bool aIsFocused);
+
+ /**
+ * Fires change event if mFocusedValue and current value held are unequal.
+ */
+ void FireChangeEventIfNeeded();
+
+ /**
+ * Returns the input element's value as a Decimal.
+ * Returns NaN if the current element's value is not a floating point number.
+ *
+ * @return the input element's value as a Decimal.
+ */
+ Decimal GetValueAsDecimal() const;
+
+ /**
+ * Returns the input's "minimum" (as defined by the HTML5 spec) as a double.
+ * Note this takes account of any default minimum that the type may have.
+ * Returns NaN if the min attribute isn't a valid floating point number and
+ * the input's type does not have a default minimum.
+ *
+ * NOTE: Only call this if you know DoesMinMaxApply() returns true.
+ */
+ Decimal GetMinimum() const;
+
+ /**
+ * Returns the input's "maximum" (as defined by the HTML5 spec) as a double.
+ * Note this takes account of any default maximum that the type may have.
+ * Returns NaN if the max attribute isn't a valid floating point number and
+ * the input's type does not have a default maximum.
+ *
+ * NOTE:Only call this if you know DoesMinMaxApply() returns true.
+ */
+ Decimal GetMaximum() const;
+
+ // WebIDL
+
+ // XPCOM GetAccept() is OK
+ void SetAccept(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::accept, aValue, aRv);
+ }
+
+ // XPCOM GetAlt() is OK
+ void SetAlt(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::alt, aValue, aRv);
+ }
+
+ // XPCOM GetAutocomplete() is OK
+ void SetAutocomplete(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::autocomplete, aValue, aRv);
+ }
+
+ void GetAutocompleteInfo(Nullable<AutocompleteInfo>& aInfo);
+
+ bool Autofocus() const
+ {
+ return GetBoolAttr(nsGkAtoms::autofocus);
+ }
+
+ void SetAutofocus(bool aValue, ErrorResult& aRv)
+ {
+ SetHTMLBoolAttr(nsGkAtoms::autofocus, aValue, aRv);
+ }
+
+ bool DefaultChecked() const
+ {
+ return HasAttr(kNameSpaceID_None, nsGkAtoms::checked);
+ }
+
+ void SetDefaultChecked(bool aValue, ErrorResult& aRv)
+ {
+ SetHTMLBoolAttr(nsGkAtoms::checked, aValue, aRv);
+ }
+
+ bool Checked() const
+ {
+ return mChecked;
+ }
+ // XPCOM SetChecked() is OK
+
+ bool Disabled() const
+ {
+ return GetBoolAttr(nsGkAtoms::disabled);
+ }
+
+ void SetDisabled(bool aValue,ErrorResult& aRv)
+ {
+ SetHTMLBoolAttr(nsGkAtoms::disabled, aValue, aRv);
+ }
+
+ // XPCOM GetForm() is OK
+
+ FileList* GetFiles();
+
+ // XPCOM GetFormAction() is OK
+ void SetFormAction(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::formaction, aValue, aRv);
+ }
+
+ // XPCOM GetFormEnctype() is OK
+ void SetFormEnctype(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::formenctype, aValue, aRv);
+ }
+
+ // XPCOM GetFormMethod() is OK
+ void SetFormMethod(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::formmethod, aValue, aRv);
+ }
+
+ bool FormNoValidate() const
+ {
+ return GetBoolAttr(nsGkAtoms::formnovalidate);
+ }
+
+ void SetFormNoValidate(bool aValue, ErrorResult& aRv)
+ {
+ SetHTMLBoolAttr(nsGkAtoms::formnovalidate, aValue, aRv);
+ }
+
+ // XPCOM GetFormTarget() is OK
+ void SetFormTarget(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::formtarget, aValue, aRv);
+ }
+
+ uint32_t Height();
+
+ void SetHeight(uint32_t aValue, ErrorResult& aRv)
+ {
+ SetUnsignedIntAttr(nsGkAtoms::height, aValue, 0, aRv);
+ }
+
+ bool Indeterminate() const
+ {
+ return mIndeterminate;
+ }
+ // XPCOM SetIndeterminate() is OK
+
+ // XPCOM GetInputMode() is OK
+ void SetInputMode(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::inputmode, aValue, aRv);
+ }
+
+ nsGenericHTMLElement* GetList() const;
+
+ // XPCOM GetMax() is OK
+ void SetMax(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::max, aValue, aRv);
+ }
+
+ int32_t MaxLength() const
+ {
+ return GetIntAttr(nsGkAtoms::maxlength, -1);
+ }
+
+ void SetMaxLength(int32_t aValue, ErrorResult& aRv)
+ {
+ int32_t minLength = MinLength();
+ if (aValue < 0 || (minLength >= 0 && aValue < minLength)) {
+ aRv.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
+ return;
+ }
+
+ SetHTMLIntAttr(nsGkAtoms::maxlength, aValue, aRv);
+ }
+
+ int32_t MinLength() const
+ {
+ return GetIntAttr(nsGkAtoms::minlength, -1);
+ }
+
+ void SetMinLength(int32_t aValue, ErrorResult& aRv)
+ {
+ int32_t maxLength = MaxLength();
+ if (aValue < 0 || (maxLength >= 0 && aValue > maxLength)) {
+ aRv.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
+ return;
+ }
+
+ SetHTMLIntAttr(nsGkAtoms::minlength, aValue, aRv);
+ }
+
+ // XPCOM GetMin() is OK
+ void SetMin(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::min, aValue, aRv);
+ }
+
+ bool Multiple() const
+ {
+ return GetBoolAttr(nsGkAtoms::multiple);
+ }
+
+ void SetMultiple(bool aValue, ErrorResult& aRv)
+ {
+ SetHTMLBoolAttr(nsGkAtoms::multiple, aValue, aRv);
+ }
+
+ // XPCOM GetName() is OK
+ void SetName(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::name, aValue, aRv);
+ }
+
+ // XPCOM GetPattern() is OK
+ void SetPattern(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::pattern, aValue, aRv);
+ }
+
+ // XPCOM GetPlaceholder() is OK
+ void SetPlaceholder(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::placeholder, aValue, aRv);
+ }
+
+ bool ReadOnly() const
+ {
+ return GetBoolAttr(nsGkAtoms::readonly);
+ }
+
+ void SetReadOnly(bool aValue, ErrorResult& aRv)
+ {
+ SetHTMLBoolAttr(nsGkAtoms::readonly, aValue, aRv);
+ }
+
+ bool Required() const
+ {
+ return GetBoolAttr(nsGkAtoms::required);
+ }
+
+ void SetRequired(bool aValue, ErrorResult& aRv)
+ {
+ SetHTMLBoolAttr(nsGkAtoms::required, aValue, aRv);
+ }
+
+ uint32_t Size() const
+ {
+ return GetUnsignedIntAttr(nsGkAtoms::size, DEFAULT_COLS);
+ }
+
+ void SetSize(uint32_t aValue, ErrorResult& aRv)
+ {
+ if (aValue == 0) {
+ aRv.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
+ return;
+ }
+
+ SetUnsignedIntAttr(nsGkAtoms::size, aValue, DEFAULT_COLS, aRv);
+ }
+
+ // XPCOM GetSrc() is OK
+ void SetSrc(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::src, aValue, aRv);
+ }
+
+ // XPCOM GetStep() is OK
+ void SetStep(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::step, aValue, aRv);
+ }
+
+ // XPCOM GetType() is OK
+ void SetType(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::type, aValue, aRv);
+ }
+
+ // XPCOM GetDefaultValue() is OK
+ void SetDefaultValue(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::value, aValue, aRv);
+ }
+
+ void GetValue(nsAString& aValue, ErrorResult& aRv);
+ void SetValue(const nsAString& aValue, ErrorResult& aRv);
+
+ Nullable<Date> GetValueAsDate(ErrorResult& aRv);
+
+ void SetValueAsDate(Nullable<Date>, ErrorResult& aRv);
+
+ double ValueAsNumber() const
+ {
+ return DoesValueAsNumberApply() ? GetValueAsDecimal().toDouble()
+ : UnspecifiedNaN<double>();
+ }
+
+ void SetValueAsNumber(double aValue, ErrorResult& aRv);
+
+ uint32_t Width();
+
+ void SetWidth(uint32_t aValue, ErrorResult& aRv)
+ {
+ SetUnsignedIntAttr(nsGkAtoms::width, aValue, 0, aRv);
+ }
+
+ void StepUp(int32_t aN, ErrorResult& aRv)
+ {
+ aRv = ApplyStep(aN);
+ }
+
+ void StepDown(int32_t aN, ErrorResult& aRv)
+ {
+ aRv = ApplyStep(-aN);
+ }
+
+ /**
+ * Returns the current step value.
+ * Returns kStepAny if the current step is "any" string.
+ *
+ * @return the current step value.
+ */
+ Decimal GetStep() const;
+
+ void GetValidationMessage(nsAString& aValidationMessage, ErrorResult& aRv);
+
+ // XPCOM GetCustomVisibility() is OK
+
+ // XPCOM Select() is OK
+
+ Nullable<int32_t> GetSelectionStart(ErrorResult& aRv);
+ void SetSelectionStart(const Nullable<int32_t>& aValue, ErrorResult& aRv);
+
+ Nullable<int32_t> GetSelectionEnd(ErrorResult& aRv);
+ void SetSelectionEnd(const Nullable<int32_t>& aValue, ErrorResult& aRv);
+
+ void GetSelectionDirection(nsAString& aValue, ErrorResult& aRv);
+ void SetSelectionDirection(const nsAString& aValue, ErrorResult& aRv);
+
+ void SetSelectionRange(int32_t aStart, int32_t aEnd,
+ const Optional< nsAString >& direction,
+ ErrorResult& aRv);
+
+ void SetRangeText(const nsAString& aReplacement, ErrorResult& aRv);
+
+ void SetRangeText(const nsAString& aReplacement, uint32_t aStart,
+ uint32_t aEnd, const SelectionMode& aSelectMode,
+ ErrorResult& aRv, int32_t aSelectionStart = -1,
+ int32_t aSelectionEnd = -1);
+
+ bool Allowdirs() const
+ {
+ return HasAttr(kNameSpaceID_None, nsGkAtoms::allowdirs);
+ }
+
+ void SetAllowdirs(bool aValue, ErrorResult& aRv)
+ {
+ SetHTMLBoolAttr(nsGkAtoms::allowdirs, aValue, aRv);
+ }
+
+ bool WebkitDirectoryAttr() const
+ {
+ return HasAttr(kNameSpaceID_None, nsGkAtoms::webkitdirectory);
+ }
+
+ void SetWebkitDirectoryAttr(bool aValue, ErrorResult& aRv)
+ {
+ SetHTMLBoolAttr(nsGkAtoms::webkitdirectory, aValue, aRv);
+ }
+
+ void GetWebkitEntries(nsTArray<RefPtr<FileSystemEntry>>& aSequence);
+
+ bool IsFilesAndDirectoriesSupported() const;
+
+ already_AddRefed<Promise> GetFilesAndDirectories(ErrorResult& aRv);
+
+ already_AddRefed<Promise> GetFiles(bool aRecursiveFlag, ErrorResult& aRv);
+
+ void ChooseDirectory(ErrorResult& aRv);
+
+ // XPCOM GetAlign() is OK
+ void SetAlign(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::align, aValue, aRv);
+ }
+
+ // XPCOM GetUseMap() is OK
+ void SetUseMap(const nsAString& aValue, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::usemap, aValue, aRv);
+ }
+
+ nsIControllers* GetControllers(ErrorResult& aRv);
+
+ int32_t GetTextLength(ErrorResult& aRv);
+
+ void MozGetFileNameArray(nsTArray<nsString>& aFileNames, ErrorResult& aRv);
+
+ void MozSetFileNameArray(const Sequence< nsString >& aFileNames, ErrorResult& aRv);
+ void MozSetFileArray(const Sequence<OwningNonNull<File>>& aFiles);
+ void MozSetDirectory(const nsAString& aDirectoryPath, ErrorResult& aRv);
+
+ /*
+ * The following functions are called from datetime picker to let input box
+ * know the current state of the picker or to update the input box on changes.
+ */
+ void GetDateTimeInputBoxValue(DateTimeValue& aValue);
+ void UpdateDateTimeInputBox(const DateTimeValue& aValue);
+ void SetDateTimePickerState(bool aOpen);
+
+ /*
+ * The following functions are called from datetime input box XBL to control
+ * and update the picker.
+ */
+ void OpenDateTimePicker(const DateTimeValue& aInitialValue);
+ void UpdateDateTimePicker(const DateTimeValue& aValue);
+ void CloseDateTimePicker();
+
+ HTMLInputElement* GetOwnerNumberControl();
+ HTMLInputElement* GetOwnerDateTimeControl();
+
+ void StartNumberControlSpinnerSpin();
+ enum SpinnerStopState {
+ eAllowDispatchingEvents,
+ eDisallowDispatchingEvents
+ };
+ void StopNumberControlSpinnerSpin(SpinnerStopState aState =
+ eAllowDispatchingEvents);
+ void StepNumberControlForUserEvent(int32_t aDirection);
+
+ /**
+ * The callback function used by the nsRepeatService that we use to spin the
+ * spinner for <input type=number>.
+ */
+ static void HandleNumberControlSpin(void* aData);
+
+ bool NumberSpinnerUpButtonIsDepressed() const
+ {
+ return mNumberControlSpinnerIsSpinning && mNumberControlSpinnerSpinsUp;
+ }
+
+ bool NumberSpinnerDownButtonIsDepressed() const
+ {
+ return mNumberControlSpinnerIsSpinning && !mNumberControlSpinnerSpinsUp;
+ }
+
+ bool MozIsTextField(bool aExcludePassword);
+
+ nsIEditor* GetEditor();
+
+ void SetUserInput(const nsAString& aInput,
+ nsIPrincipal& aSubjectPrincipal);
+
+ // XPCOM GetPhonetic() is OK
+
+ /**
+ * If aValue contains a valid floating-point number in the format specified
+ * by the HTML 5 spec:
+ *
+ * http://www.whatwg.org/specs/web-apps/current-work/multipage/common-microsyntaxes.html#floating-point-numbers
+ *
+ * then this function will return the number parsed as a Decimal, otherwise
+ * it will return a Decimal for which Decimal::isFinite() will return false.
+ */
+ static Decimal StringToDecimal(const nsAString& aValue);
+
+ void UpdateEntries(const nsTArray<OwningFileOrDirectory>& aFilesOrDirectories);
+
+protected:
+ virtual ~HTMLInputElement();
+
+ virtual JSObject* WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
+
+ // Pull IsSingleLineTextControl into our scope, otherwise it'd be hidden
+ // by the nsITextControlElement version.
+ using nsGenericHTMLFormElementWithState::IsSingleLineTextControl;
+
+ /**
+ * The ValueModeType specifies how the value IDL attribute should behave.
+ *
+ * See: http://dev.w3.org/html5/spec/forms.html#dom-input-value
+ */
+ enum ValueModeType
+ {
+ // On getting, returns the value.
+ // On setting, sets value.
+ VALUE_MODE_VALUE,
+ // On getting, returns the value if present or the empty string.
+ // On setting, sets the value.
+ VALUE_MODE_DEFAULT,
+ // On getting, returns the value if present or "on".
+ // On setting, sets the value.
+ VALUE_MODE_DEFAULT_ON,
+ // On getting, returns "C:\fakepath\" followed by the file name of the
+ // first file of the selected files if any.
+ // On setting the empty string, empties the selected files list, otherwise
+ // throw the INVALID_STATE_ERR exception.
+ VALUE_MODE_FILENAME
+ };
+
+ /**
+ * This helper method returns true if aValue is a valid email address.
+ * This is following the HTML5 specification:
+ * http://dev.w3.org/html5/spec/forms.html#valid-e-mail-address
+ *
+ * @param aValue the email address to check.
+ * @result whether the given string is a valid email address.
+ */
+ static bool IsValidEmailAddress(const nsAString& aValue);
+
+ /**
+ * This helper method returns true if aValue is a valid email address list.
+ * Email address list is a list of email address separated by comas (,) which
+ * can be surrounded by space charecters.
+ * This is following the HTML5 specification:
+ * http://dev.w3.org/html5/spec/forms.html#valid-e-mail-address-list
+ *
+ * @param aValue the email address list to check.
+ * @result whether the given string is a valid email address list.
+ */
+ static bool IsValidEmailAddressList(const nsAString& aValue);
+
+ /**
+ * This helper method convert a sub-string that contains only digits to a
+ * number (unsigned int given that it can't contain a minus sign).
+ * This method will return whether the sub-string is correctly formatted
+ * (ie. contains only digit) and it can be successfuly parsed to generate a
+ * number).
+ * If the method returns true, |aResult| will contained the parsed number.
+ *
+ * @param aValue the string on which the sub-string will be extracted and parsed.
+ * @param aStart the beginning of the sub-string in aValue.
+ * @param aLen the length of the sub-string.
+ * @param aResult the parsed number.
+ * @return whether the sub-string has been parsed successfully.
+ */
+ static bool DigitSubStringToNumber(const nsAString& aValue, uint32_t aStart,
+ uint32_t aLen, uint32_t* aResult);
+
+ // Helper method
+
+ /**
+ * Setting the value.
+ *
+ * @param aValue String to set.
+ * @param aFlags See nsTextEditorState::SetValueFlags.
+ */
+ nsresult SetValueInternal(const nsAString& aValue, uint32_t aFlags);
+
+ nsresult GetValueInternal(nsAString& aValue) const;
+
+ /**
+ * Returns whether the current value is the empty string.
+ *
+ * @return whether the current value is the empty string.
+ */
+ bool IsValueEmpty() const;
+
+ void ClearFiles(bool aSetValueChanged);
+
+ void SetIndeterminateInternal(bool aValue,
+ bool aShouldInvalidate);
+
+ nsresult GetSelectionRange(int32_t* aSelectionStart, int32_t* aSelectionEnd);
+
+ /**
+ * Called when an attribute is about to be changed
+ */
+ virtual nsresult BeforeSetAttr(int32_t aNameSpaceID, nsIAtom* aName,
+ nsAttrValueOrString* aValue,
+ bool aNotify) override;
+ /**
+ * Called when an attribute has just been changed
+ */
+ virtual nsresult AfterSetAttr(int32_t aNameSpaceID, nsIAtom* aName,
+ const nsAttrValue* aValue, bool aNotify) override;
+
+ /**
+ * Dispatch a select event. Returns true if the event was not cancelled.
+ */
+ bool DispatchSelectEvent(nsPresContext* aPresContext);
+
+ void SelectAll(nsPresContext* aPresContext);
+ bool IsImage() const
+ {
+ return AttrValueIs(kNameSpaceID_None, nsGkAtoms::type,
+ nsGkAtoms::image, eIgnoreCase);
+ }
+
+ /**
+ * Visit the group of radio buttons this radio belongs to
+ * @param aVisitor the visitor to visit with
+ */
+ nsresult VisitGroup(nsIRadioVisitor* aVisitor, bool aFlushContent);
+
+ /**
+ * Do all the work that |SetChecked| does (radio button handling, etc.), but
+ * take an |aNotify| parameter.
+ */
+ void DoSetChecked(bool aValue, bool aNotify, bool aSetValueChanged);
+
+ /**
+ * Do all the work that |SetCheckedChanged| does (radio button handling,
+ * etc.), but take an |aNotify| parameter that lets it avoid flushing content
+ * when it can.
+ */
+ void DoSetCheckedChanged(bool aCheckedChanged, bool aNotify);
+
+ /**
+ * Actually set checked and notify the frame of the change.
+ * @param aValue the value of checked to set
+ */
+ void SetCheckedInternal(bool aValue, bool aNotify);
+
+ void RadioSetChecked(bool aNotify);
+ void SetCheckedChanged(bool aCheckedChanged);
+
+ /**
+ * MaybeSubmitForm looks for a submit input or a single text control
+ * and submits the form if either is present.
+ */
+ nsresult MaybeSubmitForm(nsPresContext* aPresContext);
+
+ /**
+ * Update mFileList with the currently selected file.
+ */
+ void UpdateFileList();
+
+ /**
+ * Called after calling one of the SetFilesOrDirectories() functions.
+ * This method can explore the directory recursively if needed.
+ */
+ void AfterSetFilesOrDirectories(bool aSetValueChanged);
+
+ /**
+ * Recursively explore the directory and populate mFileOrDirectories correctly
+ * for webkitdirectory.
+ */
+ void ExploreDirectoryRecursively(bool aSetValuechanged);
+
+ /**
+ * Determine whether the editor needs to be initialized explicitly for
+ * a particular event.
+ */
+ bool NeedToInitializeEditorForEvent(EventChainPreVisitor& aVisitor) const;
+
+ /**
+ * Get the value mode of the element, depending of the type.
+ */
+ ValueModeType GetValueMode() const;
+
+ /**
+ * Get the mutable state of the element.
+ * When the element isn't mutable (immutable), the value or checkedness
+ * should not be changed by the user.
+ *
+ * See: http://dev.w3.org/html5/spec/forms.html#concept-input-mutable
+ */
+ bool IsMutable() const;
+
+ /**
+ * Returns if the readonly attribute applies for the current type.
+ */
+ bool DoesReadOnlyApply() const;
+
+ /**
+ * Returns if the required attribute applies for the current type.
+ */
+ bool DoesRequiredApply() const;
+
+ /**
+ * Returns if the pattern attribute applies for the current type.
+ */
+ bool DoesPatternApply() const;
+
+ /**
+ * Returns if the min and max attributes apply for the current type.
+ */
+ bool DoesMinMaxApply() const;
+
+ /**
+ * Returns if the step attribute apply for the current type.
+ */
+ bool DoesStepApply() const
+ {
+ // TODO: this is temporary until bug 888331 is fixed.
+ return DoesMinMaxApply() && mType != NS_FORM_INPUT_DATETIME_LOCAL;
+ }
+
+ /**
+ * Returns if stepDown and stepUp methods apply for the current type.
+ */
+ bool DoStepDownStepUpApply() const { return DoesStepApply(); }
+
+ /**
+ * Returns if valueAsNumber attribute applies for the current type.
+ */
+ bool DoesValueAsNumberApply() const
+ {
+ // TODO: this is temporary until bug 888331 is fixed.
+ return DoesMinMaxApply() && mType != NS_FORM_INPUT_DATETIME_LOCAL;
+ }
+
+ /**
+ * Returns if autocomplete attribute applies for the current type.
+ */
+ bool DoesAutocompleteApply() const;
+
+ /**
+ * Returns if the minlength or maxlength attributes apply for the current type.
+ */
+ bool MinOrMaxLengthApplies() const { return IsSingleLineTextControl(false, mType); }
+
+ void FreeData();
+ nsTextEditorState *GetEditorState() const;
+
+ /**
+ * Manages the internal data storage across type changes.
+ */
+ void HandleTypeChange(uint8_t aNewType);
+
+ /**
+ * Sanitize the value of the element depending of its current type.
+ * See: http://www.whatwg.org/specs/web-apps/current-work/#value-sanitization-algorithm
+ */
+ void SanitizeValue(nsAString& aValue);
+
+ /**
+ * Returns whether the placeholder attribute applies for the current type.
+ */
+ bool PlaceholderApplies() const;
+
+ /**
+ * Set the current default value to the value of the input element.
+ * @note You should not call this method if GetValueMode() doesn't return
+ * VALUE_MODE_VALUE.
+ */
+ nsresult SetDefaultValueAsValue();
+
+ virtual void SetDirectionIfAuto(bool aAuto, bool aNotify);
+
+ /**
+ * Return if an element should have a specific validity UI
+ * (with :-moz-ui-invalid and :-moz-ui-valid pseudo-classes).
+ *
+ * @return Whether the element should have a validity UI.
+ */
+ bool ShouldShowValidityUI() const {
+ /**
+ * Always show the validity UI if the form has already tried to be submitted
+ * but was invalid.
+ *
+ * Otherwise, show the validity UI if the element's value has been changed.
+ */
+ if (mForm && mForm->HasEverTriedInvalidSubmit()) {
+ return true;
+ }
+
+ switch (GetValueMode()) {
+ case VALUE_MODE_DEFAULT:
+ return true;
+ case VALUE_MODE_DEFAULT_ON:
+ return GetCheckedChanged();
+ case VALUE_MODE_VALUE:
+ case VALUE_MODE_FILENAME:
+ return mValueChanged;
+ default:
+ NS_NOTREACHED("We should not be there: there are no other modes.");
+ return false;
+ }
+ }
+
+ /**
+ * Returns the radio group container if the element has one, null otherwise.
+ * The radio group container will be the form owner if there is one.
+ * The current document otherwise.
+ * @return the radio group container if the element has one, null otherwise.
+ */
+ nsIRadioGroupContainer* GetRadioGroupContainer() const;
+
+ /**
+ * Convert a string to a Decimal number in a type specific way,
+ * http://www.whatwg.org/specs/web-apps/current-work/multipage/the-input-element.html#concept-input-value-string-number
+ * ie parse a date string to a timestamp if type=date,
+ * or parse a number string to its value if type=number.
+ * @param aValue the string to be parsed.
+ * @param aResultValue the number as a Decimal.
+ * @result whether the parsing was successful.
+ */
+ bool ConvertStringToNumber(nsAString& aValue, Decimal& aResultValue) const;
+
+ /**
+ * Convert a Decimal to a string in a type specific way, ie convert a timestamp
+ * to a date string if type=date or append the number string representing the
+ * value if type=number.
+ *
+ * @param aValue the Decimal to be converted
+ * @param aResultString [out] the string representing the Decimal
+ * @return whether the function succeded, it will fail if the current input's
+ * type is not supported or the number can't be converted to a string
+ * as expected by the type.
+ */
+ bool ConvertNumberToString(Decimal aValue, nsAString& aResultString) const;
+
+ /**
+ * Parse a color string of the form #XXXXXX where X should be hexa characters
+ * @param the string to be parsed.
+ * @return whether the string is a valid simple color.
+ * Note : this function does not consider the empty string as valid.
+ */
+ bool IsValidSimpleColor(const nsAString& aValue) const;
+
+ /**
+ * Parse a week string of the form yyyy-Www
+ * @param the string to be parsed.
+ * @return whether the string is a valid week.
+ * Note : this function does not consider the empty string as valid.
+ */
+ bool IsValidWeek(const nsAString& aValue) const;
+
+ /**
+ * Parse a month string of the form yyyy-mm
+ * @param the string to be parsed.
+ * @return whether the string is a valid month.
+ * Note : this function does not consider the empty string as valid.
+ */
+ bool IsValidMonth(const nsAString& aValue) const;
+
+ /**
+ * Parse a date string of the form yyyy-mm-dd
+ * @param the string to be parsed.
+ * @return whether the string is a valid date.
+ * Note : this function does not consider the empty string as valid.
+ */
+ bool IsValidDate(const nsAString& aValue) const;
+
+ /**
+ * Parse a datetime-local string of the form yyyy-mm-ddThh:mm[:ss.s] or
+ * yyyy-mm-dd hh:mm[:ss.s], where fractions of seconds can be 1 to 3 digits.
+ *
+ * @param the string to be parsed.
+ * @return whether the string is a valid datetime-local string.
+ * Note : this function does not consider the empty string as valid.
+ */
+ bool IsValidDateTimeLocal(const nsAString& aValue) const;
+
+ /**
+ * Parse a year string of the form yyyy
+ *
+ * @param the string to be parsed.
+ *
+ * @return the year in aYear.
+ * @return whether the parsing was successful.
+ */
+ bool ParseYear(const nsAString& aValue, uint32_t* aYear) const;
+
+ /**
+ * Parse a month string of the form yyyy-mm
+ *
+ * @param the string to be parsed.
+ * @return the year and month in aYear and aMonth.
+ * @return whether the parsing was successful.
+ */
+ bool ParseMonth(const nsAString& aValue,
+ uint32_t* aYear,
+ uint32_t* aMonth) const;
+
+ /**
+ * Parse a week string of the form yyyy-Www
+ *
+ * @param the string to be parsed.
+ * @return the year and week in aYear and aWeek.
+ * @return whether the parsing was successful.
+ */
+ bool ParseWeek(const nsAString& aValue,
+ uint32_t* aYear,
+ uint32_t* aWeek) const;
+ /**
+ * Parse a date string of the form yyyy-mm-dd
+ *
+ * @param the string to be parsed.
+ * @return the date in aYear, aMonth, aDay.
+ * @return whether the parsing was successful.
+ */
+ bool ParseDate(const nsAString& aValue,
+ uint32_t* aYear,
+ uint32_t* aMonth,
+ uint32_t* aDay) const;
+
+ /**
+ * Parse a datetime-local string of the form yyyy-mm-ddThh:mm[:ss.s] or
+ * yyyy-mm-dd hh:mm[:ss.s], where fractions of seconds can be 1 to 3 digits.
+ *
+ * @param the string to be parsed.
+ * @return the date in aYear, aMonth, aDay and time expressed in milliseconds
+ * in aTime.
+ * @return whether the parsing was successful.
+ */
+ bool ParseDateTimeLocal(const nsAString& aValue,
+ uint32_t* aYear,
+ uint32_t* aMonth,
+ uint32_t* aDay,
+ uint32_t* aTime) const;
+
+ /**
+ * Normalize the datetime-local string following the HTML specifications:
+ * https://html.spec.whatwg.org/multipage/infrastructure.html#valid-normalised-local-date-and-time-string
+ */
+ void NormalizeDateTimeLocal(nsAString& aValue) const;
+ /**
+ * This methods returns the number of days since epoch for a given year and
+ * week.
+ */
+ double DaysSinceEpochFromWeek(uint32_t aYear, uint32_t aWeek) const;
+
+ /**
+ * This methods returns the number of days in a given month, for a given year.
+ */
+ uint32_t NumberOfDaysInMonth(uint32_t aMonth, uint32_t aYear) const;
+
+ /**
+ * This methods returns the number of months between January 1970 and the
+ * given year and month.
+ */
+ int32_t MonthsSinceJan1970(uint32_t aYear, uint32_t aMonth) const;
+
+ /**
+ * This methods returns the day of the week given a date. If @isoWeek is true,
+ * 7=Sunday, otherwise, 0=Sunday.
+ */
+ uint32_t DayOfWeek(uint32_t aYear, uint32_t aMonth, uint32_t aDay,
+ bool isoWeek) const;
+
+ /**
+ * This methods returns the maximum number of week in a given year, the
+ * result is either 52 or 53.
+ */
+ uint32_t MaximumWeekInYear(uint32_t aYear) const;
+
+ /**
+ * This methods returns true if it's a leap year.
+ */
+ bool IsLeapYear(uint32_t aYear) const;
+
+ /**
+ * Returns whether aValue is a valid time as described by HTML specifications:
+ * http://www.whatwg.org/specs/web-apps/current-work/multipage/common-microsyntaxes.html#valid-time-string
+ *
+ * @param aValue the string to be tested.
+ * @return Whether the string is a valid time per HTML specifications.
+ */
+ bool IsValidTime(const nsAString& aValue) const;
+
+ /**
+ * Returns the time expressed in milliseconds of |aValue| being parsed as a
+ * time following the HTML specifications:
+ * http://www.whatwg.org/specs/web-apps/current-work/#parse-a-time-string
+ *
+ * Note: |aResult| can be null.
+ *
+ * @param aValue the string to be parsed.
+ * @param aResult the time expressed in milliseconds representing the time [out]
+ * @return Whether the parsing was successful.
+ */
+ static bool ParseTime(const nsAString& aValue, uint32_t* aResult);
+
+ /**
+ * Sets the value of the element to the string representation of the Decimal.
+ *
+ * @param aValue The Decimal that will be used to set the value.
+ */
+ void SetValue(Decimal aValue);
+
+ /**
+ * Update the HAS_RANGE bit field value.
+ */
+ void UpdateHasRange();
+
+ /**
+ * Get the step scale value for the current type.
+ * See:
+ * http://www.whatwg.org/specs/web-apps/current-work/multipage/common-input-element-attributes.html#concept-input-step-scale
+ */
+ Decimal GetStepScaleFactor() const;
+
+ /**
+ * Return the base used to compute if a value matches step.
+ * Basically, it's the min attribute if present and a default value otherwise.
+ *
+ * @return The step base.
+ */
+ Decimal GetStepBase() const;
+
+ /**
+ * Returns the default step for the current type.
+ * @return the default step for the current type.
+ */
+ Decimal GetDefaultStep() const;
+
+ enum StepCallerType {
+ CALLED_FOR_USER_EVENT,
+ CALLED_FOR_SCRIPT
+ };
+
+ /**
+ * Sets the aValue outparam to the value that this input would take if
+ * someone tries to step aStep steps and this input's value would change as
+ * a result. Leaves aValue untouched if this inputs value would not change
+ * (e.g. already at max, and asking for the next step up).
+ *
+ * Negative aStep means step down, positive means step up.
+ *
+ * Returns NS_OK or else the error values that should be thrown if this call
+ * was initiated by a stepUp()/stepDown() call from script under conditions
+ * that such a call should throw.
+ */
+ nsresult GetValueIfStepped(int32_t aStepCount,
+ StepCallerType aCallerType,
+ Decimal* aNextStep);
+
+ /**
+ * Apply a step change from stepUp or stepDown by multiplying aStep by the
+ * current step value.
+ *
+ * @param aStep The value used to be multiplied against the step value.
+ */
+ nsresult ApplyStep(int32_t aStep);
+
+ /**
+ * Returns if the current type is an experimental mobile type.
+ */
+ static bool IsExperimentalMobileType(uint8_t aType);
+
+ /*
+ * Returns if the current type is one of the date/time input types: date,
+ * time and month. TODO: week and datetime-local.
+ */
+ static bool IsDateTimeInputType(uint8_t aType);
+
+ /**
+ * Flushes the layout frame tree to make sure we have up-to-date frames.
+ */
+ void FlushFrames();
+
+ /**
+ * Returns true if the element should prevent dispatching another DOMActivate.
+ * This is used in situations where the anonymous subtree should already have
+ * sent a DOMActivate and prevents firing more than once.
+ */
+ bool ShouldPreventDOMActivateDispatch(EventTarget* aOriginalTarget);
+
+ /**
+ * Some input type (color and file) let user choose a value using a picker:
+ * this function checks if it is needed, and if so, open the corresponding
+ * picker (color picker or file picker).
+ */
+ nsresult MaybeInitPickers(EventChainPostVisitor& aVisitor);
+
+ enum FilePickerType {
+ FILE_PICKER_FILE,
+ FILE_PICKER_DIRECTORY
+ };
+ nsresult InitFilePicker(FilePickerType aType);
+ nsresult InitColorPicker();
+ nsresult InitDatePicker();
+
+ /**
+ * Use this function before trying to open a picker.
+ * It checks if the page is allowed to open a new pop-up.
+ * If it returns true, you should not create the picker.
+ *
+ * @return true if popup should be blocked, false otherwise
+ */
+ bool IsPopupBlocked() const;
+
+ GetFilesHelper* GetOrCreateGetFilesHelper(bool aRecursiveFlag,
+ ErrorResult& aRv);
+
+ void ClearGetFilesHelpers();
+
+ /**
+ * nsINode::SetMayBeApzAware() will be invoked in this function if necessary
+ * to prevent default action of APZC so that we can increase/decrease the
+ * value of this InputElement when mouse wheel event comes without scrolling
+ * the page.
+ *
+ * SetMayBeApzAware() will set flag MayBeApzAware which is checked by apzc to
+ * decide whether to add this element into its dispatch-to-content region.
+ */
+ void UpdateApzAwareFlag();
+
+ nsCOMPtr<nsIControllers> mControllers;
+
+ /*
+ * In mInputData, the mState field is used if IsSingleLineTextControl returns
+ * true and mValue is used otherwise. We have to be careful when handling it
+ * on a type change.
+ *
+ * Accessing the mState member should be done using the GetEditorState function,
+ * which returns null if the state is not present.
+ */
+ union InputData {
+ /**
+ * The current value of the input if it has been changed from the default
+ */
+ char16_t* mValue;
+ /**
+ * The state of the text editor associated with the text/password input
+ */
+ nsTextEditorState* mState;
+ } mInputData;
+
+ /**
+ * The value of the input if it is a file input. This is the list of files or
+ * directories DOM objects used when uploading a file. It is vital that this
+ * is kept separate from mValue so that it won't be possible to 'leak' the
+ * value from a text-input to a file-input. Additionally, the logic for this
+ * value is kept as simple as possible to avoid accidental errors where the
+ * wrong filename is used. Therefor the list of filenames is always owned by
+ * this member, never by the frame. Whenever the frame wants to change the
+ * filename it has to call SetFilesOrDirectories to update this member.
+ */
+ nsTArray<OwningFileOrDirectory> mFilesOrDirectories;
+
+ RefPtr<GetFilesHelper> mGetFilesRecursiveHelper;
+ RefPtr<GetFilesHelper> mGetFilesNonRecursiveHelper;
+
+ /**
+ * Hack for bug 1086684: Stash the .value when we're a file picker.
+ */
+ nsString mFirstFilePath;
+
+ RefPtr<FileList> mFileList;
+ Sequence<RefPtr<FileSystemEntry>> mEntries;
+
+ nsString mStaticDocFileList;
+
+ /**
+ * The value of the input element when first initialized and it is updated
+ * when the element is either changed through a script, focused or dispatches
+ * a change event. This is to ensure correct future change event firing.
+ * NB: This is ONLY applicable where the element is a text control. ie,
+ * where type= "text", "email", "search", "tel", "url" or "password".
+ */
+ nsString mFocusedValue;
+
+ /**
+ * If mIsDraggingRange is true, this is the value that the input had before
+ * the drag started. Used to reset the input to its old value if the drag is
+ * canceled.
+ */
+ Decimal mRangeThumbDragStartValue;
+
+ /**
+ * Current value in the input box, in DateTimeValue dictionary format, see
+ * HTMLInputElement.webidl for details.
+ */
+ nsAutoPtr<DateTimeValue> mDateTimeInputBoxValue;
+
+ /**
+ * The selection properties cache for number controls. This is needed because
+ * the number controls don't recycle their text field, so the normal cache in
+ * nsTextEditorState cannot do its job.
+ */
+ nsTextEditorState::SelectionProperties mSelectionProperties;
+
+ // Step scale factor values, for input types that have one.
+ static const Decimal kStepScaleFactorDate;
+ static const Decimal kStepScaleFactorNumberRange;
+ static const Decimal kStepScaleFactorTime;
+ static const Decimal kStepScaleFactorMonth;
+ static const Decimal kStepScaleFactorWeek;
+
+ // Default step base value when a type do not have specific one.
+ static const Decimal kDefaultStepBase;
+ // Default step base value when type=week does not not have a specific one,
+ // which is −259200000, the start of week 1970-W01.
+ static const Decimal kDefaultStepBaseWeek;
+
+ // Default step used when there is no specified step.
+ static const Decimal kDefaultStep;
+ static const Decimal kDefaultStepTime;
+
+ // Float value returned by GetStep() when the step attribute is set to 'any'.
+ static const Decimal kStepAny;
+
+ // Minimum year limited by HTML standard, year >= 1.
+ static const double kMinimumYear;
+ // Maximum year limited by ECMAScript date object range, year <= 275760.
+ static const double kMaximumYear;
+ // Maximum valid week is 275760-W37.
+ static const double kMaximumWeekInMaximumYear;
+ // Maximum valid day is 275760-09-13.
+ static const double kMaximumDayInMaximumYear;
+ // Maximum valid month is 275760-09.
+ static const double kMaximumMonthInMaximumYear;
+ // Long years in a ISO calendar have 53 weeks in them.
+ static const double kMaximumWeekInYear;
+ // Milliseconds in a day.
+ static const double kMsPerDay;
+
+
+ /**
+ * The type of this input (<input type=...>) as an integer.
+ * @see nsIFormControl.h (specifically NS_FORM_INPUT_*)
+ */
+ uint8_t mType;
+ nsContentUtils::AutocompleteAttrState mAutocompleteAttrState;
+ bool mDisabledChanged : 1;
+ bool mValueChanged : 1;
+ bool mLastValueChangeWasInteractive : 1;
+ bool mCheckedChanged : 1;
+ bool mChecked : 1;
+ bool mHandlingSelectEvent : 1;
+ bool mShouldInitChecked : 1;
+ bool mDoneCreating : 1;
+ bool mInInternalActivate : 1;
+ bool mCheckedIsToggled : 1;
+ bool mIndeterminate : 1;
+ bool mInhibitRestoration : 1;
+ bool mCanShowValidUI : 1;
+ bool mCanShowInvalidUI : 1;
+ bool mHasRange : 1;
+ bool mIsDraggingRange : 1;
+ bool mNumberControlSpinnerIsSpinning : 1;
+ bool mNumberControlSpinnerSpinsUp : 1;
+ bool mPickerRunning : 1;
+ bool mSelectionCached : 1;
+
+private:
+ static void MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
+ nsRuleData* aData);
+
+ /**
+ * Returns true if this input's type will fire a DOM "change" event when it
+ * loses focus if its value has changed since it gained focus.
+ */
+ bool MayFireChangeOnBlur() const {
+ return MayFireChangeOnBlur(mType);
+ }
+
+ /**
+ * Returns true if selection methods can be called on element
+ */
+ bool SupportsTextSelection() const {
+ return mType == NS_FORM_INPUT_TEXT || mType == NS_FORM_INPUT_SEARCH ||
+ mType == NS_FORM_INPUT_URL || mType == NS_FORM_INPUT_TEL ||
+ mType == NS_FORM_INPUT_PASSWORD;
+ }
+
+ static bool MayFireChangeOnBlur(uint8_t aType) {
+ return IsSingleLineTextControl(false, aType) ||
+ aType == NS_FORM_INPUT_RANGE ||
+ aType == NS_FORM_INPUT_NUMBER ||
+ aType == NS_FORM_INPUT_TIME;
+ }
+
+ struct nsFilePickerFilter {
+ nsFilePickerFilter()
+ : mFilterMask(0) {}
+
+ explicit nsFilePickerFilter(int32_t aFilterMask)
+ : mFilterMask(aFilterMask) {}
+
+ nsFilePickerFilter(const nsString& aTitle,
+ const nsString& aFilter)
+ : mFilterMask(0), mTitle(aTitle), mFilter(aFilter) {}
+
+ nsFilePickerFilter(const nsFilePickerFilter& other) {
+ mFilterMask = other.mFilterMask;
+ mTitle = other.mTitle;
+ mFilter = other.mFilter;
+ }
+
+ bool operator== (const nsFilePickerFilter& other) const {
+ if ((mFilter == other.mFilter) && (mFilterMask == other.mFilterMask)) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ // Filter mask, using values defined in nsIFilePicker
+ int32_t mFilterMask;
+ // If mFilterMask is defined, mTitle and mFilter are useless and should be
+ // ignored
+ nsString mTitle;
+ nsString mFilter;
+ };
+
+ class nsFilePickerShownCallback
+ : public nsIFilePickerShownCallback
+ {
+ virtual ~nsFilePickerShownCallback()
+ { }
+
+ public:
+ nsFilePickerShownCallback(HTMLInputElement* aInput,
+ nsIFilePicker* aFilePicker);
+ NS_DECL_ISUPPORTS
+
+ NS_IMETHOD Done(int16_t aResult) override;
+
+ private:
+ nsCOMPtr<nsIFilePicker> mFilePicker;
+ RefPtr<HTMLInputElement> mInput;
+ };
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif