зеркало из https://github.com/mozilla/gecko-dev.git
149 строки
4.1 KiB
C
149 строки
4.1 KiB
C
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: set ts=2 sw=2 et tw=78:
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2010
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Michael Ventnor <m.ventnor@gmail.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK *****
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*/
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/**
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* It's useful to be able to dynamically check the type of certain items.
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* Every subclass of nsDisplayItem must have a new type added here for the purposes
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* of easy comparison and matching of items in different display lists.
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*
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* This is #included inside nsDisplayItem.
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*/
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enum Type {
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TYPE_ALT_FEEDBACK = 1,
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TYPE_BACKGROUND,
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TYPE_BORDER,
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TYPE_BOX_SHADOW_OUTER,
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TYPE_BOX_SHADOW_INNER,
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TYPE_BULLET,
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TYPE_BUTTON_BORDER_BACKGROUND,
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TYPE_BUTTON_BOX_SHADOW_OUTER,
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TYPE_BUTTON_FOREGROUND,
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TYPE_CANVAS,
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TYPE_CANVAS_BACKGROUND,
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TYPE_CANVAS_FOCUS,
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TYPE_CARET,
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TYPE_CHECKED_CHECKBOX,
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TYPE_CHECKED_RADIOBUTTON,
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TYPE_CLIP,
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TYPE_CLIP_ROUNDED_RECT,
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TYPE_COLUMN_RULE,
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TYPE_COMBOBOX_FOCUS,
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TYPE_EVENT_RECEIVER,
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TYPE_FIELDSET_BORDER_BACKGROUND,
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TYPE_FORCEPAINTONSCROLL,
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TYPE_FRAMESET_BORDER,
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TYPE_FRAMESET_BLANK,
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TYPE_HEADER_FOOTER,
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TYPE_IMAGE,
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TYPE_LIST_FOCUS,
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TYPE_OPACITY,
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TYPE_OPTION_EVENT_GRABBER,
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TYPE_OUTLINE,
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TYPE_OWN_LAYER,
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TYPE_PAGE_CONTENT,
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TYPE_PAGE_SEQUENCE,
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TYPE_PLUGIN,
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TYPE_PLUGIN_READBACK,
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TYPE_PRINT_PLUGIN,
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TYPE_REMOTE,
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TYPE_REMOTE_SHADOW,
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TYPE_SCROLL_LAYER,
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TYPE_SCROLL_INFO_LAYER,
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TYPE_SELECTION_OVERLAY,
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TYPE_SOLID_COLOR,
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TYPE_SVG_EFFECTS,
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TYPE_SVG_EVENT_RECEIVER,
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TYPE_TABLE_CELL_BACKGROUND,
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TYPE_TABLE_CELL_SELECTION,
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TYPE_TABLE_ROW_BACKGROUND,
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TYPE_TABLE_ROW_GROUP_BACKGROUND,
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TYPE_TABLE_BORDER_BACKGROUND,
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TYPE_TEXT,
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TYPE_TEXT_DECORATION,
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TYPE_TEXT_OVERFLOW,
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TYPE_TEXT_SHADOW,
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TYPE_TRANSFORM,
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TYPE_VIDEO,
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TYPE_WRAP_LIST,
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TYPE_ZOOM,
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TYPE_EXCLUDE_GLASS_FRAME,
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#if defined(MOZ_REFLOW_PERF_DSP) && defined(MOZ_REFLOW_PERF)
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TYPE_REFLOW_COUNT,
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#endif
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#ifdef MOZ_XUL
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TYPE_XUL_EVENT_REDIRECTOR,
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TYPE_XUL_GROUP_BACKGROUND,
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TYPE_XUL_IMAGE,
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TYPE_XUL_TEXT_BOX,
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TYPE_XUL_TREE_BODY,
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TYPE_XUL_TREE_COL_SPLITTER_TARGET,
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#ifdef DEBUG_LAYOUT
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TYPE_XUL_DEBUG,
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#endif
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#endif
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TYPE_MATHML_BAR,
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TYPE_MATHML_CHAR_BACKGROUND,
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TYPE_MATHML_CHAR_FOREGROUND,
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TYPE_MATHML_ERROR,
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TYPE_MATHML_MENCLOSE_NOTATION,
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TYPE_MATHML_SELECTION_RECT,
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TYPE_MATHML_SLASH,
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#ifdef NS_DEBUG
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TYPE_MATHML_BOUNDING_METRICS,
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TYPE_MATHML_CHAR_DEBUG,
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#endif
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#ifdef NS_DEBUG
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TYPE_DEBUG_BORDER,
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TYPE_DEBUG_IMAGE_MAP,
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TYPE_DEBUG_PLACEHOLDER,
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TYPE_EVENT_TARGET_BORDER,
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#endif
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TYPE_MAX
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};
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enum {
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// Number of bits needed to represent all types
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TYPE_BITS = 8
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};
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