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- /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is mozilla.org code.
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications Corporation.
- * Portions created by the Initial Developer are Copyright (C) 1998
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- * Dave Hyatt <hyatt@mozilla.org> (Original Author)
- * Håkan Waara <hwaara@chello.se>
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either of the GNU General Public License Version 2 or later (the "GPL"),
- * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
-
- interface nsITreeBoxObject;
-
- #include "nsISupports.idl"
-
- [scriptable, uuid(F8A13364-184E-4da3-BADF-5C04837537F8)]
- interface nsITreeSelection : nsISupports
- {
- /**
- * The tree widget for this selection.
- */
- attribute nsITreeBoxObject tree;
-
- /**
- * This attribute is a boolean indicating single selection.
- */
- readonly attribute boolean single;
-
- /**
- * The number of rows currently selected in this tree.
- */
- readonly attribute long count;
-
- /**
- * Indicates whether or not the row at the specified index is
- * part of the selection.
- */
- boolean isSelected(in long index);
-
- /**
- * Deselect all rows and select the row at the specified index.
- */
- void select(in long index);
-
- /**
- * Perform a timed select.
- */
- void timedSelect(in long index, in long delay);
-
- /**
- * Toggle the selection state of the row at the specified index.
- */
- void toggleSelect(in long index);
-
- /**
- * Select the range specified by the indices. If augment is true,
- * then we add the range to the selection without clearing out anything
- * else. If augment is false, everything is cleared except for the specified range.
- */
- void rangedSelect(in long startIndex, in long endIndex, in boolean augment);
-
- /**
- * Clears the range.
- */
- void clearRange(in long startIndex, in long endIndex);
-
- /**
- * Clears the selection.
- */
- void clearSelection();
-
- /**
- * Inverts the selection.
- */
- void invertSelection();
-
- /**
- * Selects all rows.
- */
- void selectAll();
-
- /**
- * Iterate the selection using these methods.
- */
- long getRangeCount();
- void getRangeAt(in long i, out long min, out long max);
-
- /**
- * Can be used to invalidate the selection.
- */
- void invalidateSelection();
-
- /**
- * Called when the row count changes to adjust selection indices.
- */
- void adjustSelection(in long index, in long count);
-
- /**
- * This attribute is a boolean indicating whether or not the
- * "select" event should fire when the selection is changed using
- * one of our methods. A view can use this to temporarily suppress
- * the selection while manipulating all of the indices, e.g., on
- * a sort.
- */
- attribute boolean selectEventsSuppressed;
-
- /**
- * The current item (the one that gets a focus rect in addition to being
- * selected).
- */
- attribute long currentIndex;
-
- /**
- * The selection "pivot". This is the first item the user selected as
- * part of a ranged select.
- */
- readonly attribute long shiftSelectPivot;
- };
-