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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* 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/. */
#include "nsISelection.idl"
interface nsRange;
interface nsIDOMNode;
interface nsISelectionListener;
interface nsIContent;
interface nsINode;
%{C++
class nsIFrame;
struct nsPoint;
struct ScrollAxis;
#include "nsDirection.h"
#include "nsIPresShell.h" // TODO: Remove this include
#include "nsTArrayForwardDeclare.h"
#include "mozilla/EventForwards.h"
%}
[ptr] native nsIFrame(nsIFrame);
[ptr] native RangeArray(nsTArray<nsRange*>);
[ref] native constTextRangeStyleRef(const mozilla::TextRangeStyle);
[ref] native nsPointRef(nsPoint);
native nsDirection(nsDirection);
native ScrollAxis(nsIPresShell::ScrollAxis);
[scriptable, builtinclass, uuid(0c9f4f74-ee7e-4fe9-be6b-0ba856368178)]
interface nsISelectionPrivate : nsISupports
{
const short ENDOFPRECEDINGLINE=0;
const short STARTOFNEXTLINE=1;
attribute boolean interlinePosition;
[noscript] attribute nsIContent ancestorLimiter;
/* startBatchChanges
match this up with endbatchChanges. will stop ui updates while multiple selection methods are called
*/
[noscript] void startBatchChanges();
/* endBatchChanges
match this up with startBatchChanges
*/
[noscript] void endBatchChanges();
DOMString toStringWithFormat(in string formatType, in unsigned long flags, in int32_t wrapColumn);
void addSelectionListener(in nsISelectionListener newListener);
void removeSelectionListener(in nsISelectionListener listenerToRemove);
/* Table selection stuff
We should probably move this and table-related
items in nsFrameSelection to a
new nsITableSelection interface
*/
const long TABLESELECTION_NONE = 0;
const long TABLESELECTION_CELL = 1;
const long TABLESELECTION_ROW = 2;
const long TABLESELECTION_COLUMN = 3;
const long TABLESELECTION_TABLE = 4;
const long TABLESELECTION_ALLCELLS = 5;
/** Test if supplied range points to a single table element:
* Result is one of above constants. "None" means
* a table element isn't selected.
*/
[noscript] long getTableSelectionType(in nsIDOMRange range);
/* canCacheFrameOffset
* Frame Offset cache can be used just during calling nsEditor::EndPlaceHolderTransaction.
* EndPlaceHolderTransaction will give rise to reflow/refreshing view/scroll, and call times
* of nsTextFrame::GetPointFromOffset whose return value is to be cached.
* see bugs 35296 and 199412
*/
[noscript] attribute boolean canCacheFrameOffset;
/* GetCachedOffsetForFrame
* Returns cached value for nsTextFrame::GetPointFromOffset.
*/
[noscript] void getCachedFrameOffset(in nsIFrame aFrame, in int32_t inOffset, in nsPointRef aPoint);
/**
* Set the painting style for the range. The range must be a range in
* the selection. The textRangeStyle will be used by text frame
* when it is painting the selection.
*/
[noscript] void setTextRangeStyle(in nsIDOMRange range,
in constTextRangeStyleRef textRangeStyle);
/**
* Get the direction of the selection.
*/
[noscript, notxpcom] nsDirection getSelectionDirection();
[noscript, notxpcom] void setSelectionDirection(in nsDirection aDirection);
/**
* Returns the type of the selection (see nsISelectionController for
* available constants).
*/
readonly attribute short type;
/**
* Return array of ranges intersecting with the given DOM interval.
*/
void GetRangesForInterval(
in nsIDOMNode beginNode, in int32_t beginOffset,
in nsIDOMNode endNode, in int32_t endOffset,
in boolean allowAdjacent,
out uint32_t resultCount,
[retval, array, size_is(resultCount)] out nsIDOMRange results);
[noscript] void GetRangesForIntervalArray(
in nsINode beginNode, in int32_t beginOffset,
in nsINode endNode, in int32_t endOffset,
in boolean allowAdjacent,
in RangeArray results);
/**
* Scrolls a region of the selection, so that it is visible in
* the scrolled view.
*
* @param aRegion - the region inside the selection to scroll into view
* (see selection region constants defined in
* nsISelectionController).
* @param aIsSynchronous - when true, scrolls the selection into view
* before returning. If false, posts a request which
* is processed at some point after the method returns.
* @param aVPercent - how to align the frame vertically.
* @param aHPercent - how to align the frame horizontally.
*/
void scrollIntoView(in short aRegion, in boolean aIsSynchronous,
in int16_t aVPercent,
in int16_t aHPercent);
/**
* Scrolls a region of the selection, so that it is visible in
* the scrolled view.
*
* @param aRegion - the region inside the selection to scroll into view
* (see selection region constants defined in
* nsISelectionController).
* @param aIsSynchronous - when true, scrolls the selection into view
* before returning. If false, posts a request which
* is processed at some point after the method returns.
* @param aVertical - how to align the frame vertically and when.
* See nsIPresShell.h:ScrollAxis for details.
* @param aHorizontal - how to align the frame horizontally and when.
* See nsIPresShell.h:ScrollAxis for details.
*/
[noscript] void scrollIntoViewInternal(in short aRegion,
in boolean aIsSynchronous,
in ScrollAxis aVertical,
in ScrollAxis aHorizontal);
/**
* Modifies the cursor Bidi level after a change in keyboard direction
* @param langRTL is PR_TRUE if the new language is right-to-left or
* PR_FALSE if the new language is left-to-right.
*/
[noscript] void selectionLanguageChange(in boolean langRTL);
};
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