layout/generic/nsFrameState.cpp@b8a032363ba2 (annotated)
layout/generic/nsFrameState.cpp
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
| michael@0 | 2 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 3 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 4 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 5 | |
| michael@0 | 6 | /* constants for frame state bits and a type to store them in a uint64_t */ |
| michael@0 | 7 | |
| michael@0 | 8 | #include "nsFrameState.h" |
| michael@0 | 9 | |
| michael@0 | 10 | #include "nsBlockFrame.h" |
| michael@0 | 11 | #include "nsBoxFrame.h" |
| michael@0 | 12 | #include "nsBulletFrame.h" |
| michael@0 | 13 | #include "nsFlexContainerFrame.h" |
| michael@0 | 14 | #include "nsGfxScrollFrame.h" |
| michael@0 | 15 | #include "nsIFrame.h" |
| michael@0 | 16 | #include "nsISVGChildFrame.h" |
| michael@0 | 17 | #include "nsImageFrame.h" |
| michael@0 | 18 | #include "nsInlineFrame.h" |
| michael@0 | 19 | #include "nsPlaceholderFrame.h" |
| michael@0 | 20 | #include "nsSVGContainerFrame.h" |
| michael@0 | 21 | #include "nsTableCellFrame.h" |
| michael@0 | 22 | #include "nsTableRowFrame.h" |
| michael@0 | 23 | #include "nsTableRowGroupFrame.h" |
| michael@0 | 24 | #include "nsTextFrame.h" |
| michael@0 | 25 | |
| michael@0 | 26 | namespace mozilla { |
| michael@0 | 27 | |
| michael@0 | 28 | #ifdef DEBUG |
| michael@0 | 29 | nsCString |
| michael@0 | 30 | GetFrameState(nsIFrame* aFrame) |
| michael@0 | 31 | { |
| michael@0 | 32 | nsCString result; |
| michael@0 | 33 | nsAutoTArray<const char*,3> groups; |
| michael@0 | 34 | |
| michael@0 | 35 | nsFrameState state = aFrame->GetStateBits(); |
| michael@0 | 36 | |
| michael@0 | 37 | if (state == nsFrameState(0)) { |
| michael@0 | 38 | result.AssignLiteral("0"); |
| michael@0 | 39 | return result; |
| michael@0 | 40 | } |
| michael@0 | 41 | |
| michael@0 | 42 | #define FRAME_STATE_GROUP(name_, class_) \ |
| michael@0 | 43 | { \ |
| michael@0 | 44 | class_* frame = do_QueryFrame(aFrame); \ |
| michael@0 | 45 | if (frame && (groups.IsEmpty() || strcmp(groups.LastElement(), #name_))) {\ |
| michael@0 | 46 | groups.AppendElement(#name_); \ |
| michael@0 | 47 | } \ |
| michael@0 | 48 | } |
| michael@0 | 49 | #define FRAME_STATE_BIT(group_, value_, name_) \ |
| michael@0 | 50 | if ((state & NS_FRAME_STATE_BIT(value_)) && groups.Contains(#group_)) { \ |
| michael@0 | 51 | if (!result.IsEmpty()) { \ |
| michael@0 | 52 | result.Insert(" | ", 0); \ |
| michael@0 | 53 | } \ |
| michael@0 | 54 | result.Insert(#name_, 0); \ |
| michael@0 | 55 | state = state & ~NS_FRAME_STATE_BIT(value_); \ |
| michael@0 | 56 | } |
| michael@0 | 57 | #include "nsFrameStateBits.h" |
| michael@0 | 58 | #undef FRAME_STATE_GROUP |
| michael@0 | 59 | #undef FRAME_STATE_BIT |
| michael@0 | 60 | |
| michael@0 | 61 | if (state) { |
| michael@0 | 62 | result.AppendPrintf(" | 0x%0llx", state); |
| michael@0 | 63 | } |
| michael@0 | 64 | |
| michael@0 | 65 | return result; |
| michael@0 | 66 | } |
| michael@0 | 67 | |
| michael@0 | 68 | void |
| michael@0 | 69 | PrintFrameState(nsIFrame* aFrame) |
| michael@0 | 70 | { |
| michael@0 | 71 | printf("%s\n", GetFrameState(aFrame).get()); |
| michael@0 | 72 | } |
| michael@0 | 73 | #endif |
| michael@0 | 74 | |
| michael@0 | 75 | } // namespace mozilla |
