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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef RenderPagedFlowThread_h | 5 #ifndef RenderPagedFlowThread_h |
6 #define RenderPagedFlowThread_h | 6 #define RenderPagedFlowThread_h |
7 | 7 |
8 #include "core/rendering/RenderMultiColumnFlowThread.h" | 8 #include "core/rendering/RenderMultiColumnFlowThread.h" |
9 | 9 |
10 namespace blink { | 10 namespace blink { |
11 | 11 |
12 // A flow thread for paged overflow. FIXME: The current implementation relies on
the multicol | 12 // A flow thread for paged overflow. FIXME: The current implementation relies on
the multicol |
13 // implementation, but it in the long run it would be better to have what's comm
on between | 13 // implementation, but it in the long run it would be better to have what's comm
on between |
14 // RenderMultiColumnFlowThread and RenderPagedFlowThread in RenderFlowThread, an
d have both of them | 14 // RenderMultiColumnFlowThread and RenderPagedFlowThread in RenderFlowThread, an
d have both of them |
15 // inherit from that one. | 15 // inherit from that one. |
16 class RenderPagedFlowThread : public RenderMultiColumnFlowThread { | 16 class RenderPagedFlowThread : public RenderMultiColumnFlowThread { |
17 public: | 17 public: |
18 static RenderPagedFlowThread* createAnonymous(Document&, RenderStyle* parent
Style); | 18 static RenderPagedFlowThread* createAnonymous(Document&, RenderStyle* parent
Style); |
19 | 19 |
20 RenderBlockFlow* pagedBlockFlow() const { return toRenderBlockFlow(parent())
; } | 20 RenderBlockFlow* pagedBlockFlow() const { return toRenderBlockFlow(parent())
; } |
21 | 21 |
22 virtual bool isRenderPagedFlowThread() const OVERRIDE { return true; } | 22 virtual bool isRenderPagedFlowThread() const OVERRIDE { return true; } |
23 virtual bool heightIsAuto() const OVERRIDE { return !columnHeightAvailable()
; } | |
24 virtual const char* renderName() const OVERRIDE; | 23 virtual const char* renderName() const OVERRIDE; |
25 virtual bool needsNewWidth() const OVERRIDE; | 24 virtual bool needsNewWidth() const OVERRIDE; |
26 virtual void updateLogicalWidth() OVERRIDE; | 25 virtual void updateLogicalWidth() OVERRIDE; |
27 virtual void layout(); | 26 virtual void layout(); |
| 27 |
| 28 private: |
| 29 virtual bool isDescendantValidColumnSpanner(RenderObject* /*descendant*/) co
nst OVERRIDE { return false; } |
28 }; | 30 }; |
29 | 31 |
30 } // namespace blink | 32 } // namespace blink |
31 | 33 |
32 #endif // RenderPagedFlowThread_h | 34 #endif // RenderPagedFlowThread_h |
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