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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "views/layout/center_layout.h" | |
6 | |
7 #include "base/logging.h" | |
8 | |
9 namespace views { | |
10 | |
11 //////////////////////////////////////////////////////////////////////////////// | |
12 // CenterLayout, public: | |
13 | |
14 CenterLayout::CenterLayout() { | |
15 } | |
16 | |
17 CenterLayout::~CenterLayout() { | |
18 } | |
19 | |
20 //////////////////////////////////////////////////////////////////////////////// | |
21 // CenterLayout, LayoutManager implementation: | |
22 | |
23 void CenterLayout::Layout(View* host) { | |
24 if (!host->has_children()) | |
25 return; | |
26 | |
27 DCHECK_EQ(1, host->child_count()); | |
28 View* child = host->child_at(0); | |
29 gfx::Size size(child->GetPreferredSize()); | |
30 gfx::Rect child_area(host->GetLocalBounds()); | |
31 child_area.Inset(host->GetInsets()); | |
32 LOG(INFO) << "Child Area: " << child_area; | |
Peter Kasting
2011/08/30 19:58:12
Nit: Are these LOGs still necessary? If so, use V
msw
2011/08/31 00:54:23
Removed.
| |
33 size.set_width(std::min(size.width(), child_area.width())); | |
34 int child_height = child->GetHeightForWidth(size.width()); | |
35 size.set_height(std::min(child_height, child_area.height())); | |
36 gfx::Point origin((child_area.width() - size.width()) / 2, | |
37 (child_area.height() - size.height()) / 2); | |
38 child->SetBoundsRect(gfx::Rect(origin, size)); | |
39 LOG(INFO) << "POsition: " << child->x() << ", " << child->y(); | |
40 LOG(INFO) << "Size: " << child->width() << ", " << child->height(); | |
41 } | |
42 | |
43 gfx::Size CenterLayout::GetPreferredSize(View* host) { | |
44 if (!host->has_children()) | |
45 return gfx::Size(); | |
46 | |
47 DCHECK_EQ(1, host->child_count()); | |
48 return host->child_at(0)->GetPreferredSize(); | |
49 } | |
50 | |
51 int CenterLayout::GetPreferredHeightForWidth(View* host, int width) { | |
52 if (!host->has_children()) | |
53 LayoutManager::GetPreferredHeightForWidth(host, width); | |
54 | |
55 DCHECK_EQ(1, host->child_count()); | |
56 return host->child_at(0)->GetHeightForWidth(width); | |
57 } | |
58 | |
59 } // namespace views | |
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