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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 "chrome/browser/ui/views/frame/browser_root_view.h" | 5 #include "chrome/browser/ui/views/frame/browser_root_view.h" |
6 | 6 |
7 #include "chrome/browser/autocomplete/autocomplete_classifier_factory.h" | 7 #include "chrome/browser/autocomplete/autocomplete_classifier_factory.h" |
8 #include "chrome/browser/defaults.h" | 8 #include "chrome/browser/defaults.h" |
9 #include "chrome/browser/profiles/profile.h" | 9 #include "chrome/browser/profiles/profile.h" |
10 #include "chrome/browser/ui/browser_commands.h" | 10 #include "chrome/browser/ui/browser_commands.h" |
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21 #include "ui/base/hit_test.h" | 21 #include "ui/base/hit_test.h" |
22 | 22 |
23 // static | 23 // static |
24 const char BrowserRootView::kViewClassName[] = | 24 const char BrowserRootView::kViewClassName[] = |
25 "browser/ui/views/frame/BrowserRootView"; | 25 "browser/ui/views/frame/BrowserRootView"; |
26 | 26 |
27 BrowserRootView::BrowserRootView(BrowserView* browser_view, | 27 BrowserRootView::BrowserRootView(BrowserView* browser_view, |
28 views::Widget* widget) | 28 views::Widget* widget) |
29 : views::internal::RootView(widget), | 29 : views::internal::RootView(widget), |
30 browser_view_(browser_view), | 30 browser_view_(browser_view), |
31 forwarding_to_tab_strip_(false) { } | 31 forwarding_to_tab_strip_(false), |
| 32 scroll_amount_x_(0), |
| 33 scroll_amount_y_(0) {} |
32 | 34 |
33 bool BrowserRootView::GetDropFormats( | 35 bool BrowserRootView::GetDropFormats( |
34 int* formats, | 36 int* formats, |
35 std::set<ui::Clipboard::FormatType>* format_types) { | 37 std::set<ui::Clipboard::FormatType>* format_types) { |
36 if (tabstrip() && tabstrip()->visible()) { | 38 if (tabstrip() && tabstrip()->visible()) { |
37 *formats = ui::OSExchangeData::URL | ui::OSExchangeData::STRING; | 39 *formats = ui::OSExchangeData::URL | ui::OSExchangeData::STRING; |
38 return true; | 40 return true; |
39 } | 41 } |
40 return false; | 42 return false; |
41 } | 43 } |
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123 bool BrowserRootView::OnMouseWheel(const ui::MouseWheelEvent& event) { | 125 bool BrowserRootView::OnMouseWheel(const ui::MouseWheelEvent& event) { |
124 if (browser_defaults::kScrollEventChangesTab) { | 126 if (browser_defaults::kScrollEventChangesTab) { |
125 // Switch to the left/right tab if the wheel-scroll happens over the | 127 // Switch to the left/right tab if the wheel-scroll happens over the |
126 // tabstrip, or the empty space beside the tabstrip. | 128 // tabstrip, or the empty space beside the tabstrip. |
127 views::View* hit_view = GetEventHandlerForPoint(event.location()); | 129 views::View* hit_view = GetEventHandlerForPoint(event.location()); |
128 int hittest = | 130 int hittest = |
129 GetWidget()->non_client_view()->NonClientHitTest(event.location()); | 131 GetWidget()->non_client_view()->NonClientHitTest(event.location()); |
130 if (tabstrip()->Contains(hit_view) || | 132 if (tabstrip()->Contains(hit_view) || |
131 hittest == HTCAPTION || | 133 hittest == HTCAPTION || |
132 hittest == HTTOP) { | 134 hittest == HTTOP) { |
133 int scroll_offset = abs(event.y_offset()) > abs(event.x_offset()) ? | 135 scroll_amount_x_ += event.x_offset(); |
134 event.y_offset() : event.x_offset(); | 136 scroll_amount_y_ += event.y_offset(); |
| 137 int scroll_offset = abs(scroll_amount_y_) > abs(scroll_amount_x_) |
| 138 ? scroll_amount_y_ |
| 139 : scroll_amount_x_; |
| 140 |
| 141 // Number of integer scroll events that have passed |
| 142 int whole_scroll_offset = round((double)scroll_offset / |
| 143 (double)ui::MouseWheelEvent::kWheelDelta); |
| 144 |
| 145 if (whole_scroll_offset != 0) { |
| 146 // Re-adjust back towards 0 |
| 147 if (abs(scroll_amount_y_) > abs(scroll_amount_x_)) { |
| 148 scroll_amount_y_ -= |
| 149 whole_scroll_offset * ui::MouseWheelEvent::kWheelDelta; |
| 150 } else { |
| 151 scroll_amount_x_ -= |
| 152 whole_scroll_offset * ui::MouseWheelEvent::kWheelDelta; |
| 153 } |
| 154 } |
| 155 |
135 Browser* browser = browser_view_->browser(); | 156 Browser* browser = browser_view_->browser(); |
136 TabStripModel* model = browser->tab_strip_model(); | 157 TabStripModel* model = browser->tab_strip_model(); |
137 // Switch to the next tab only if not at the end of the tab-strip. | 158 // Switch to the next tab only if not at the end of the tab-strip. |
138 if (scroll_offset < 0 && model->active_index() + 1 < model->count()) { | 159 if (whole_scroll_offset < 0 && |
| 160 model->active_index() + 1 < model->count()) { |
139 chrome::SelectNextTab(browser); | 161 chrome::SelectNextTab(browser); |
140 return true; | 162 return true; |
141 } | 163 } |
142 | 164 |
143 // Switch to the previous tab only if not at the beginning of the | 165 // Switch to the previous tab only if not at the beginning of the |
144 // tab-strip. | 166 // tab-strip. |
145 if (scroll_offset > 0 && model->active_index() > 0) { | 167 if (whole_scroll_offset > 0 && model->active_index() > 0) { |
146 chrome::SelectPreviousTab(browser); | 168 chrome::SelectPreviousTab(browser); |
147 return true; | 169 return true; |
148 } | 170 } |
149 } | 171 } |
150 } | 172 } |
151 return RootView::OnMouseWheel(event); | 173 return RootView::OnMouseWheel(event); |
152 } | 174 } |
153 | 175 |
| 176 void BrowserRootView::OnMouseExited(const ui::MouseEvent& event) { |
| 177 // Reset such that the tab switch always occurs halfway through a smooth |
| 178 // scroll |
| 179 scroll_amount_x_ = 0; |
| 180 scroll_amount_y_ = 0; |
| 181 } |
| 182 |
154 void BrowserRootView::OnEventProcessingStarted(ui::Event* event) { | 183 void BrowserRootView::OnEventProcessingStarted(ui::Event* event) { |
155 if (event->IsGestureEvent()) { | 184 if (event->IsGestureEvent()) { |
156 ui::GestureEvent* gesture_event = event->AsGestureEvent(); | 185 ui::GestureEvent* gesture_event = event->AsGestureEvent(); |
157 if (gesture_event->type() == ui::ET_GESTURE_TAP && | 186 if (gesture_event->type() == ui::ET_GESTURE_TAP && |
158 gesture_event->location().y() <= 0 && | 187 gesture_event->location().y() <= 0 && |
159 gesture_event->location().x() <= browser_view_->GetBounds().width()) { | 188 gesture_event->location().x() <= browser_view_->GetBounds().width()) { |
160 TouchUMA::RecordGestureAction(TouchUMA::GESTURE_ROOTVIEWTOP_TAP); | 189 TouchUMA::RecordGestureAction(TouchUMA::GESTURE_ROOTVIEWTOP_TAP); |
161 } | 190 } |
162 } | 191 } |
163 | 192 |
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204 browser_view_->browser()->profile())->Classify( | 233 browser_view_->browser()->profile())->Classify( |
205 text, false, false, metrics::OmniboxEventProto::INVALID_SPEC, &match, | 234 text, false, false, metrics::OmniboxEventProto::INVALID_SPEC, &match, |
206 nullptr); | 235 nullptr); |
207 if (!match.destination_url.is_valid()) | 236 if (!match.destination_url.is_valid()) |
208 return false; | 237 return false; |
209 | 238 |
210 if (url) | 239 if (url) |
211 *url = match.destination_url; | 240 *url = match.destination_url; |
212 return true; | 241 return true; |
213 } | 242 } |
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