gecko/layout/base/nsDisplayItemTypes.h

117 lines
2.6 KiB
C

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set ts=2 sw=2 et tw=78:
* 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/.
*/
/**
* It's useful to be able to dynamically check the type of certain items.
* Every subclass of nsDisplayItem must have a new type added here for the purposes
* of easy comparison and matching of items in different display lists.
*
* This is #included inside nsDisplayItem.
*/
enum Type {
TYPE_ALT_FEEDBACK = 1,
TYPE_BACKGROUND,
TYPE_BORDER,
TYPE_BOX_SHADOW_OUTER,
TYPE_BOX_SHADOW_INNER,
TYPE_BULLET,
TYPE_BUTTON_BORDER_BACKGROUND,
TYPE_BUTTON_BOX_SHADOW_OUTER,
TYPE_BUTTON_FOREGROUND,
TYPE_CANVAS,
TYPE_CANVAS_BACKGROUND,
TYPE_CANVAS_FOCUS,
TYPE_CARET,
TYPE_CHECKED_CHECKBOX,
TYPE_CHECKED_RADIOBUTTON,
TYPE_CLIP,
TYPE_CLIP_ROUNDED_RECT,
TYPE_COLUMN_RULE,
TYPE_COMBOBOX_FOCUS,
TYPE_EVENT_RECEIVER,
TYPE_FIELDSET_BORDER_BACKGROUND,
TYPE_FORCEPAINTONSCROLL,
TYPE_FRAMESET_BORDER,
TYPE_FRAMESET_BLANK,
TYPE_HEADER_FOOTER,
TYPE_IMAGE,
TYPE_LIST_FOCUS,
TYPE_OPACITY,
TYPE_OPTION_EVENT_GRABBER,
TYPE_OUTLINE,
TYPE_OWN_LAYER,
TYPE_PAGE_CONTENT,
TYPE_PAGE_SEQUENCE,
TYPE_PLUGIN,
TYPE_PLUGIN_READBACK,
TYPE_PRINT_PLUGIN,
TYPE_REMOTE,
TYPE_REMOTE_SHADOW,
TYPE_SCROLL_LAYER,
TYPE_SCROLL_INFO_LAYER,
TYPE_SELECTION_OVERLAY,
TYPE_SOLID_COLOR,
TYPE_SVG_EFFECTS,
TYPE_SVG_OUTER_SVG,
TYPE_TABLE_CELL_BACKGROUND,
TYPE_TABLE_CELL_SELECTION,
TYPE_TABLE_ROW_BACKGROUND,
TYPE_TABLE_ROW_GROUP_BACKGROUND,
TYPE_TABLE_BORDER_BACKGROUND,
TYPE_TEXT,
TYPE_TEXT_DECORATION,
TYPE_TEXT_OVERFLOW,
TYPE_TEXT_SHADOW,
TYPE_TRANSFORM,
TYPE_VIDEO,
TYPE_WRAP_LIST,
TYPE_ZOOM,
TYPE_EXCLUDE_GLASS_FRAME,
#if defined(MOZ_REFLOW_PERF_DSP) && defined(MOZ_REFLOW_PERF)
TYPE_REFLOW_COUNT,
#endif
#ifdef MOZ_XUL
TYPE_XUL_EVENT_REDIRECTOR,
TYPE_XUL_GROUP_BACKGROUND,
TYPE_XUL_IMAGE,
TYPE_XUL_TEXT_BOX,
TYPE_XUL_TREE_BODY,
TYPE_XUL_TREE_COL_SPLITTER_TARGET,
#ifdef DEBUG_LAYOUT
TYPE_XUL_DEBUG,
#endif
#endif
TYPE_MATHML_BAR,
TYPE_MATHML_CHAR_BACKGROUND,
TYPE_MATHML_CHAR_FOREGROUND,
TYPE_MATHML_ERROR,
TYPE_MATHML_MENCLOSE_NOTATION,
TYPE_MATHML_SELECTION_RECT,
TYPE_MATHML_SLASH,
#ifdef DEBUG
TYPE_MATHML_BOUNDING_METRICS,
TYPE_MATHML_CHAR_DEBUG,
#endif
#ifdef DEBUG
TYPE_DEBUG_BORDER,
TYPE_DEBUG_IMAGE_MAP,
TYPE_DEBUG_PLACEHOLDER,
TYPE_EVENT_TARGET_BORDER,
#endif
TYPE_MAX
};
enum {
// Number of bits needed to represent all types
TYPE_BITS = 8
};