| // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "ui/views/layout/fill_layout.h" |
| |
| #include <algorithm> |
| |
| namespace views { |
| |
| FillLayout::FillLayout() {} |
| |
| FillLayout::~FillLayout() {} |
| |
| void FillLayout::Layout(View* host) { |
| if (!host->has_children()) |
| return; |
| |
| for (int i = 0; i < host->child_count(); ++i) |
| host->child_at(i)->SetBoundsRect(host->GetContentsBounds()); |
| } |
| |
| gfx::Size FillLayout::GetPreferredSize(const View* host) const { |
| if (!host->has_children()) |
| return gfx::Size(); |
| |
| gfx::Size preferred_size; |
| for (int i = 0; i < host->child_count(); ++i) |
| preferred_size.SetToMax(host->child_at(i)->GetPreferredSize()); |
| gfx::Rect rect(preferred_size); |
| rect.Inset(-host->GetInsets()); |
| return rect.size(); |
| } |
| |
| int FillLayout::GetPreferredHeightForWidth(const View* host, int width) const { |
| if (!host->has_children()) |
| return 0; |
| |
| const gfx::Insets insets = host->GetInsets(); |
| int preferred_height = 0; |
| for (int i = 0; i < host->child_count(); ++i) { |
| int cur_preferred_height = 0; |
| cur_preferred_height = |
| host->child_at(i)->GetHeightForWidth(width - insets.width()) + |
| insets.height(); |
| preferred_height = std::max(preferred_height, cur_preferred_height); |
| } |
| return preferred_height; |
| } |
| |
| } // namespace views |