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594973b3d3
--HG-- extra : histedit_source : a47dc2f917d2cc53dfcf500df00e02052a2e4aff
376 lines
16 KiB
Plaintext
376 lines
16 KiB
Plaintext
/* -*- Mode: IDL; 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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[JSImplementation="@mozilla.org/b2g-inputmethod;1",
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NavigatorProperty="mozInputMethod",
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Pref="dom.mozInputMethod.enabled",
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CheckAnyPermissions="input input-manage"]
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interface MozInputMethod : EventTarget {
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// Input Method Manager contain a few global methods expose to apps
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readonly attribute MozInputMethodManager mgmt;
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// Fired when the input context changes, include changes from and to null.
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// The new InputContext instance will be available in the event
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// object under |inputcontext| property. When it changes to null it
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// means the app (the user of this API) no longer has the control of
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// the original focused input field.
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// Note that if the app saves the original context, it might get
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// void; implementation decides when to void the input context.
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attribute EventHandler oninputcontextchange;
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// An "input context" is mapped to a text field that the app is
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// allow to mutate. this attribute should be null when there is no
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// text field currently focused.
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readonly attribute MozInputContext? inputcontext;
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[ChromeOnly]
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// Activate or decactive current input method window.
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void setActive(boolean isActive);
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// Add a dynamically declared input.
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//
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// The id must not be the same with any statically declared input in the app
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// manifest. If an input of the same id is already declared, the info of that
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// input will be updated.
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Promise<void> addInput(DOMString inputId, object inputManifest);
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// Remove a dynamically declared input.
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//
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// The id must not be the same with any statically declared input in the app
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// manifest. Silently resolves if the input is not previously declared;
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// rejects if attempt to remove a statically declared input.
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Promise<void> removeInput(DOMString id);
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// The following are internal methods for Firefox OS system app only.
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// Set the value on the currently focused element. This has to be used
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// for special situations where the value had to be chosen amongst a
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// list (type=month) or a widget (type=date, time, etc.).
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// If the value passed in parameter isn't valid (in the term of HTML5
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// Forms Validation), the value will simply be ignored by the element.
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[Throws]
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void setValue(DOMString value);
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// Select the <select> option specified by index.
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// If this method is called on a <select> that support multiple
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// selection, then the option specified by index will be added to
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// the selection.
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// If this method is called for a select that does not support multiple
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// selection the previous element will be unselected.
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[Throws]
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void setSelectedOption(long index);
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// Select the <select> options specified by indexes. All other options
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// will be deselected.
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// If this method is called for a <select> that does not support multiple
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// selection, then the last index specified in indexes will be selected.
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[Throws]
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void setSelectedOptions(sequence<long> indexes);
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[Throws]
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void removeFocus();
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};
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// Manages the list of IMEs, enables/disables IME and switches to an
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// IME.
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[JSImplementation="@mozilla.org/b2g-imm;1",
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Pref="dom.mozInputMethod.enabled"]
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interface MozInputMethodManager {
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// Ask the OS to show a list of available IMEs for users to switch from.
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// OS should ignore this request if the app is currently not the active one.
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void showAll();
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// Ask the OS to switch away from the current active Keyboard app.
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// OS should ignore this request if the app is currently not the active one.
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void next();
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// To know if the OS supports IME switching or not.
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// Use case: let the keyboard app knows if it is necessary to show the "IME switching"
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// (globe) button. We have a use case that when there is only one IME enabled, we
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// should not show the globe icon.
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boolean supportsSwitching();
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// Ask the OS to hide the current active Keyboard app. (was: |removeFocus()|)
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// OS should ignore this request if the app is currently not the active one.
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// The OS will void the current input context (if it exists).
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// This method belong to |mgmt| because we would like to allow Keyboard to access to
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// this method w/o a input context.
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void hide();
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};
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// The input context, which consists of attributes and information of current input field.
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// It also hosts the methods available to the keyboard app to mutate the input field represented.
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// An "input context" gets void when the app is no longer allowed to interact with the text field,
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// e.g., the text field does no longer exist, the app is being switched to background, and etc.
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[JSImplementation="@mozilla.org/b2g-inputcontext;1",
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Pref="dom.mozInputMethod.enabled"]
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interface MozInputContext: EventTarget {
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// The tag name of input field, which is enum of "input", "textarea", or "contenteditable"
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readonly attribute DOMString? type;
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// The type of the input field, which is enum of text, number, password, url, search, email, and so on.
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// See http://www.whatwg.org/specs/web-apps/current-work/multipage/states-of-the-type-attribute.html#states-of-the-type-attribute
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readonly attribute DOMString? inputType;
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/*
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* The inputmode string, representing the input mode.
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* See http://www.whatwg.org/specs/web-apps/current-work/multipage/association-of-controls-and-forms.html#input-modalities:-the-inputmode-attribute
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*/
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readonly attribute DOMString? inputMode;
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/*
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* The primary language for the input field.
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* It is the value of HTMLElement.lang.
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* See http://www.whatwg.org/specs/web-apps/current-work/multipage/elements.html#htmlelement
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*/
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readonly attribute DOMString? lang;
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/*
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* Get the whole text content of the input field.
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* @return DOMString
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*/
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Promise<DOMString> getText(optional long offset, optional long length);
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// The start and stop position of the selection.
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readonly attribute long selectionStart;
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readonly attribute long selectionEnd;
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// The text before and after the begining of the selected text.
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readonly attribute DOMString? textBeforeCursor;
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readonly attribute DOMString? textAfterCursor;
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/*
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* Set the selection range of the the editable text.
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* Note: This method cannot be used to move the cursor during composition. Calling this
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* method will cancel composition.
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* @param start The beginning of the selected text.
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* @param length The length of the selected text.
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*
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* Note that the start position should be less or equal to the end position.
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* To move the cursor, set the start and end position to the same value.
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*
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* @return boolean
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*/
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Promise<boolean> setSelectionRange(long start, long length);
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/* User moves the cursor, or changes the selection with other means. If the text around
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* cursor has changed, but the cursor has not been moved, the IME won't get notification.
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*
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* A dict is provided in the detail property of the event containing the new values, and
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* an "ownAction" property to denote the event is the result of our own mutation to
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* the input field.
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*/
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attribute EventHandler onselectionchange;
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/*
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* Commit text to current input field and replace text around
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* cursor position. It will clear the current composition.
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*
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* @param text The string to be replaced with.
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* @param offset The offset from the cursor position where replacing starts. Defaults to 0.
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* @param length The length of text to replace. Defaults to 0.
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* @return boolean
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*/
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Promise<boolean> replaceSurroundingText(DOMString text, optional long offset, optional long length);
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/*
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*
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* Delete text around the cursor.
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* @param offset The offset from the cursor position where deletion starts.
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* @param length The length of text to delete.
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* TODO: maybe updateSurroundingText(DOMString beforeText, DOMString afterText); ?
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* @return boolean
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*/
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Promise<boolean> deleteSurroundingText(long offset, long length);
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/*
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* Notifies when the text around the cursor is changed, due to either text
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* editing or cursor movement. If the cursor has been moved, but the text around has not
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* changed, the IME won't get notification.
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*
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* A dict is provided in the detail property of the event containing the new values, and
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* an "ownAction" property to denote the event is the result of our own mutation to
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* the input field.
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*/
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attribute EventHandler onsurroundingtextchange;
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/*
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* Send a string/character with its key events. There are two ways of invocating
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* the method for backward compability purpose.
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*
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* (1) The recommended way, allow specifying DOM level 3 properties like |code|.
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* @param dictOrKeyCode See MozInputMethodKeyboardEventDict.
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* @param charCode disregarded
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* @param modifiers disregarded
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* @param repeat disregarded
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*
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* (2) Deprecated, reserved for backward compability.
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* @param dictOrKeyCode keyCode of the key to send, should be one of the DOM_VK_ value in KeyboardEvent.
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* @param charCode charCode of the character, should be 0 for non-printable keys.
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* @param modifiers this paramater is no longer honored.
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* @param repeat indicates whether a key would be sent repeatedly.
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*
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* @return A promise. Resolve to true if succeeds.
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* Rejects to a string indicating the error.
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*
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* Note that, if you want to send a key n times repeatedly, make sure set
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* parameter repeat to true and invoke sendKey n times, and invoke keyup
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* after the end of the input.
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*/
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Promise<boolean> sendKey((MozInputMethodRequiredKeyboardEventDict or long) dictOrKeyCode,
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optional long charCode,
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optional long modifiers,
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optional boolean repeat);
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/*
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* Send a string/character with keydown, and keypress events.
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* keyup should be called afterwards to ensure properly sequence.
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*
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* @param dict See MozInputMethodKeyboardEventDict.
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*
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* @return A promise. Resolve to true if succeeds.
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* Rejects to a string indicating the error.
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*/
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Promise<boolean> keydown(MozInputMethodRequiredKeyboardEventDict dict);
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/*
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* Send a keyup event. keydown should be called first to ensure properly sequence.
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*
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* @param dict See MozInputMethodKeyboardEventDict.
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*
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* @return A promise. Resolve to true if succeeds.
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* Rejects to a string indicating the error.
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*
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*/
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Promise<boolean> keyup(MozInputMethodRequiredKeyboardEventDict dict);
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/*
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* Set current composing text. This method will start composition or update
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* composition if it has started. The composition will be started right
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* before the cursor position and any selected text will be replaced by the
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* composing text. When the composition is started, calling this method can
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* update the text and move cursor winthin the range of the composing text.
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* @param text The new composition text to show.
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* @param cursor The new cursor position relative to the start of the
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* composition text. The cursor should be positioned within the composition
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* text. This means the value should be >= 0 and <= the length of
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* composition text. Defaults to the lenght of composition text, i.e., the
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* cursor will be positioned after the composition text.
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* @param clauses The array of composition clause information. If not set,
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* only one clause is supported.
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* @param dict The properties of the keyboard event that cause the composition
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* to set. keydown or keyup event will be fired if it's necessary.
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* For compatibility, we recommend that you should always set this argument
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* if it's caused by a key operation.
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*
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* The composing text, which is shown with underlined style to distinguish
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* from the existing text, is used to compose non-ASCII characters from
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* keystrokes, e.g. Pinyin or Hiragana. The composing text is the
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* intermediate text to help input complex character and is not committed to
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* current input field. Therefore if any text operation other than
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* composition is performed, the composition will automatically end. Same
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* apply when the inputContext is lost during an unfinished composition
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* session.
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*
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* To finish composition and commit text to current input field, an IME
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* should call |endComposition|.
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*/
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Promise<boolean> setComposition(DOMString text,
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optional long cursor,
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optional sequence<CompositionClauseParameters> clauses,
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optional MozInputMethodKeyboardEventDict dict);
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/*
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* End composition, clear the composing text and commit given text to
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* current input field. The text will be committed before the cursor
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* position.
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* @param text The text to commited before cursor position. If empty string
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* is given, no text will be committed.
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* @param dict The properties of the keyboard event that cause the composition
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* to end. keydown or keyup event will be fired if it's necessary.
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* For compatibility, we recommend that you should always set this argument
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* if it's caused by a key operation.
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*
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* Note that composition always ends automatically with nothing to commit if
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* the composition does not explicitly end by calling |endComposition|, but
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* is interrupted by |sendKey|, |setSelectionRange|,
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* |replaceSurroundingText|, |deleteSurroundingText|, user moving the
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* cursor, changing the focus, etc.
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*/
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Promise<boolean> endComposition(optional DOMString text,
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optional MozInputMethodKeyboardEventDict dict);
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};
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enum CompositionClauseSelectionType {
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"raw-input",
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"selected-raw-text",
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"converted-text",
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"selected-converted-text"
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};
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dictionary CompositionClauseParameters {
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DOMString selectionType = "raw-input";
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long length;
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};
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/*
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* A MozInputMethodKeyboardEventDictBase contains the following properties,
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* indicating the properties of the keyboard event caused.
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*
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* This is the base dictionary type for us to create two child types that could
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* be used as argument type in two types of methods, as WebIDL parser required.
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*
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*/
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dictionary MozInputMethodKeyboardEventDictBase {
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/*
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* String/character to output, or a registered name of non-printable key.
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* (To be defined in the inheriting dictionary types.)
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*/
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// DOMString key;
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/*
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* String/char indicating the virtual hardware key pressed. Optional.
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* Must be a value defined in
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* http://www.w3.org/TR/DOM-Level-3-Events-code/#keyboard-chording-virtual
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* If your keyboard app emulates physical keyboard layout, this value should
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* not be empty string. Otherwise, it should be empty string.
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*/
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DOMString code = "";
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/*
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* keyCode of the keyboard event. Optional.
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* To be disregarded if |key| is an alphanumeric character.
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* If the key causes inputting a character and if your keyboard app emulates
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* a physical keyboard layout, this value should be same as the value used
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* by Firefox for desktop. If the key causes inputting an ASCII character
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* but if your keyboard app doesn't emulate any physical keyboard layouts,
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* the value should be proper value for the key value.
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*/
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long? keyCode;
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/*
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* Indicates whether a key would be sent repeatedly. Optional.
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*/
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boolean repeat = false;
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/*
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* Optional. True if |key| property is explicitly referring to a printable key.
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* When this is set, key will be printable even if the |key| value matches any
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* of the registered name of non-printable keys.
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*/
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boolean printable = false;
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};
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/*
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* For methods like setComposition() and endComposition(), the optional
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* dictionary type argument is really optional when all of it's property
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* are optional.
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* This dictionary type is used to denote that argument.
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*/
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dictionary MozInputMethodKeyboardEventDict : MozInputMethodKeyboardEventDictBase {
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DOMString? key;
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};
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/*
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* For methods like keydown() and keyup(), the dictionary type argument is
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* considered required only if at least one of it's property is required.
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* This dictionary type is used to denote that argument.
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*/
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dictionary MozInputMethodRequiredKeyboardEventDict : MozInputMethodKeyboardEventDictBase {
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required DOMString key;
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};
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