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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 #include "core/frame/BrowserControls.h" | 5 #include "core/frame/BrowserControls.h" |
| 6 | 6 |
| 7 #include <algorithm> // for std::min and std::max |
| 7 #include "core/frame/FrameHost.h" | 8 #include "core/frame/FrameHost.h" |
| 8 #include "core/frame/VisualViewport.h" | 9 #include "core/frame/VisualViewport.h" |
| 9 #include "core/page/ChromeClient.h" | 10 #include "core/page/ChromeClient.h" |
| 10 #include "platform/geometry/FloatSize.h" | 11 #include "platform/geometry/FloatSize.h" |
| 11 #include <algorithm> // for std::min and std::max | |
| 12 | 12 |
| 13 namespace blink { | 13 namespace blink { |
| 14 | 14 |
| 15 BrowserControls::BrowserControls(const FrameHost& frameHost) | 15 BrowserControls::BrowserControls(const FrameHost& frameHost) |
| 16 : m_frameHost(&frameHost), | 16 : m_frameHost(&frameHost), |
| 17 m_height(0), | 17 m_height(0), |
| 18 m_shownRatio(0), | 18 m_shownRatio(0), |
| 19 m_baselineContentOffset(0), | 19 m_baselineContentOffset(0), |
| 20 m_accumulatedScrollDelta(0), | 20 m_accumulatedScrollDelta(0), |
| 21 m_shrinkViewport(false), | 21 m_shrinkViewport(false), |
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| 120 void BrowserControls::setHeight(float height, bool shrinkViewport) { | 120 void BrowserControls::setHeight(float height, bool shrinkViewport) { |
| 121 if (m_height == height && m_shrinkViewport == shrinkViewport) | 121 if (m_height == height && m_shrinkViewport == shrinkViewport) |
| 122 return; | 122 return; |
| 123 | 123 |
| 124 m_height = height; | 124 m_height = height; |
| 125 m_shrinkViewport = shrinkViewport; | 125 m_shrinkViewport = shrinkViewport; |
| 126 m_frameHost->chromeClient().didUpdateBrowserControls(); | 126 m_frameHost->chromeClient().didUpdateBrowserControls(); |
| 127 } | 127 } |
| 128 | 128 |
| 129 } // namespace blink | 129 } // namespace blink |
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