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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 "content/browser/renderer_host/render_widget_host_view_aura.h" | 5 #include "content/browser/renderer_host/render_widget_host_view_aura.h" |
6 | 6 |
7 #include <set> | 7 #include <set> |
8 #include <utility> | 8 #include <utility> |
9 | 9 |
10 #include "base/auto_reset.h" | 10 #include "base/auto_reset.h" |
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90 #include "ui/gfx/geometry/size_conversions.h" | 90 #include "ui/gfx/geometry/size_conversions.h" |
91 #include "ui/gfx/skia_util.h" | 91 #include "ui/gfx/skia_util.h" |
92 #include "ui/touch_selection/touch_selection_controller.h" | 92 #include "ui/touch_selection/touch_selection_controller.h" |
93 #include "ui/wm/public/activation_client.h" | 93 #include "ui/wm/public/activation_client.h" |
94 #include "ui/wm/public/scoped_tooltip_disabler.h" | 94 #include "ui/wm/public/scoped_tooltip_disabler.h" |
95 #include "ui/wm/public/tooltip_client.h" | 95 #include "ui/wm/public/tooltip_client.h" |
96 #include "ui/wm/public/transient_window_client.h" | 96 #include "ui/wm/public/transient_window_client.h" |
97 #include "ui/wm/public/window_types.h" | 97 #include "ui/wm/public/window_types.h" |
98 | 98 |
99 #if defined(OS_WIN) | 99 #if defined(OS_WIN) |
100 #include "base/time/time.h" | |
100 #include "content/browser/accessibility/browser_accessibility_manager_win.h" | 101 #include "content/browser/accessibility/browser_accessibility_manager_win.h" |
101 #include "content/browser/accessibility/browser_accessibility_win.h" | 102 #include "content/browser/accessibility/browser_accessibility_win.h" |
102 #include "content/browser/renderer_host/legacy_render_widget_host_win.h" | 103 #include "content/browser/renderer_host/legacy_render_widget_host_win.h" |
103 #include "ui/base/win/hidden_window.h" | 104 #include "ui/base/win/hidden_window.h" |
105 #include "ui/base/win/osk_display_manager.h" | |
106 #include "ui/base/win/osk_display_observer.h" | |
104 #include "ui/display/win/screen_win.h" | 107 #include "ui/display/win/screen_win.h" |
105 #include "ui/gfx/gdi_util.h" | 108 #include "ui/gfx/gdi_util.h" |
106 #endif | 109 #endif |
107 | 110 |
108 #if defined(OS_LINUX) && !defined(OS_CHROMEOS) | 111 #if defined(OS_LINUX) && !defined(OS_CHROMEOS) |
109 #include "content/common/input_messages.h" | 112 #include "content/common/input_messages.h" |
110 #include "ui/events/linux/text_edit_command_auralinux.h" | 113 #include "ui/events/linux/text_edit_command_auralinux.h" |
111 #include "ui/events/linux/text_edit_key_bindings_delegate_auralinux.h" | 114 #include "ui/events/linux/text_edit_key_bindings_delegate_auralinux.h" |
112 #endif | 115 #endif |
113 | 116 |
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205 int changed_touch_id) { | 208 int changed_touch_id) { |
206 if (event->type == blink::WebInputEvent::TouchMove || | 209 if (event->type == blink::WebInputEvent::TouchMove || |
207 event->type == blink::WebInputEvent::TouchCancel) { | 210 event->type == blink::WebInputEvent::TouchCancel) { |
208 for (size_t i = 0; i < event->touchesLength; ++i) { | 211 for (size_t i = 0; i < event->touchesLength; ++i) { |
209 if (event->touches[i].id != changed_touch_id) | 212 if (event->touches[i].id != changed_touch_id) |
210 event->touches[i].state = blink::WebTouchPoint::StateStationary; | 213 event->touches[i].state = blink::WebTouchPoint::StateStationary; |
211 } | 214 } |
212 } | 215 } |
213 } | 216 } |
214 | 217 |
218 #if defined(OS_WIN) | |
219 const int kVirtualKeyboardDisplayWaitTimeoutMs = 100; | |
220 const int kMaxVirtualKeyboardDisplayRetries = 5; | |
221 | |
222 // Using a static variable here to detect retries could cause issues in cases | |
223 // like the virtual keyboard getting displayed in multiple tabs/windows. The | |
224 // attempts to dismiss the virtual keyboard in these tabs/windows would result | |
225 // in the retry counter getting overwritten incorrectly thus leading to issues. | |
226 // TODO(ananta) | |
227 // Come up with a better approach to handle this. | |
228 void DismissVirtualKeyboardTask() { | |
229 static int virtual_keyboard_display_retries = 0; | |
230 // If the virtual keyboard is not yet visible, then we execute the task again | |
231 // waiting for it to show up. | |
232 if (!ui::DismissVirtualKeyboard()) { | |
233 if (virtual_keyboard_display_retries < kMaxVirtualKeyboardDisplayRetries) { | |
234 BrowserThread::PostDelayedTask( | |
235 BrowserThread::UI, FROM_HERE, | |
236 base::Bind(base::IgnoreResult(&DismissVirtualKeyboardTask)), | |
ncarter (slow)
2016/05/19 21:46:16
nit: can drop the IgnoreResult here too.
ananta
2016/05/19 22:00:56
Done.
| |
237 base::TimeDelta::FromMilliseconds( | |
238 kVirtualKeyboardDisplayWaitTimeoutMs)); | |
239 ++virtual_keyboard_display_retries; | |
240 } else { | |
241 virtual_keyboard_display_retries = 0; | |
242 } | |
243 } | |
244 } | |
245 | |
246 // This class implements the ui::OnScreenKeyboardObserver interface | |
247 // which provides notifications about the on screen keyboard on Windows getting | |
248 // displayed or hidden in response to taps on editable fields. | |
249 // It provides functionality to request blink to scroll the input field if it | |
250 // is obscured by the on screen keyboard. | |
251 class WinScreenKeyboardObserver : public ui::OnScreenKeyboardObserver { | |
252 public: | |
253 explicit WinScreenKeyboardObserver(RenderWidgetHostImpl* host, | |
254 const gfx::Point& location_dips, | |
255 float scale_factor) | |
256 : host_(host), | |
257 location_in_dips_(location_dips), | |
258 device_scale_factor_(scale_factor) { | |
259 if (host_ && host_->GetView()) | |
260 host_->GetView()->SetInsets(gfx::Insets()); | |
261 } | |
262 | |
263 // base::win::OnScreenKeyboardObserver overrides. | |
264 void OnKeyboardVisible(const gfx::Rect& keyboard_rect_dips) override { | |
265 DCHECK(host_); | |
266 | |
267 if (host_ && host_->GetView()) { | |
268 // We use the PtInRect API to determine if the touch occurred in the | |
269 // bounds of the OSK. | |
270 // The API expects the point and the rectangle in pixels. | |
271 gfx::Rect keyboard_rect_pixels = | |
272 gfx::ConvertRectToPixel(device_scale_factor_, keyboard_rect_dips); | |
273 RECT keyboard_rect_windows = keyboard_rect_pixels.ToRECT(); | |
274 | |
275 gfx::Point location_in_pixels = | |
276 gfx::ConvertPointToPixel(device_scale_factor_, location_in_dips_); | |
277 POINT touch_location = location_in_pixels.ToPOINT(); | |
278 | |
279 if (::PtInRect(&keyboard_rect_windows, touch_location)) { | |
280 DVLOG(1) << "OSK covering focus point."; | |
281 // Get the intersection of the view rectangle and the OSK. | |
282 // The viewport needs to be moved up by the height of the intersection. | |
283 gfx::Rect screen_rect = host_->GetView()->GetBoundsInRootWindow(); | |
284 gfx::Rect intersect = | |
285 gfx::IntersectRects(keyboard_rect_dips, screen_rect); | |
286 host_->GetView()->SetInsets(gfx::Insets(0, 0, intersect.height(), 0)); | |
287 host_->ScrollFocusedEditableNodeIntoRect(intersect); | |
288 } else { | |
289 // Restore the viewport. | |
290 host_->GetView()->SetInsets(gfx::Insets()); | |
291 } | |
292 } | |
293 } | |
294 | |
295 void OnKeyboardHidden(const gfx::Rect& keyboard_rect_dips) override { | |
296 DCHECK(host_); | |
297 // Restore the viewport. | |
298 if (host_ && host_->GetView()) | |
299 host_->GetView()->SetInsets(gfx::Insets()); | |
300 } | |
301 | |
302 private: | |
303 RenderWidgetHostImpl* host_; | |
304 // The location in DIPs where the touch occurred. | |
305 gfx::Point location_in_dips_; | |
306 // The current device scale factor. | |
307 float device_scale_factor_; | |
308 | |
309 DISALLOW_COPY_AND_ASSIGN(WinScreenKeyboardObserver); | |
310 }; | |
311 #endif | |
312 | |
215 } // namespace | 313 } // namespace |
216 | 314 |
217 // We need to watch for mouse events outside a Web Popup or its parent | 315 // We need to watch for mouse events outside a Web Popup or its parent |
218 // and dismiss the popup for certain events. | 316 // and dismiss the popup for certain events. |
219 class RenderWidgetHostViewAura::EventFilterForPopupExit | 317 class RenderWidgetHostViewAura::EventFilterForPopupExit |
220 : public ui::EventHandler { | 318 : public ui::EventHandler { |
221 public: | 319 public: |
222 explicit EventFilterForPopupExit(RenderWidgetHostViewAura* rwhva) | 320 explicit EventFilterForPopupExit(RenderWidgetHostViewAura* rwhva) |
223 : rwhva_(rwhva) { | 321 : rwhva_(rwhva) { |
224 DCHECK(rwhva_); | 322 DCHECK(rwhva_); |
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376 can_compose_inline_(true), | 474 can_compose_inline_(true), |
377 has_composition_text_(false), | 475 has_composition_text_(false), |
378 accept_return_character_(false), | 476 accept_return_character_(false), |
379 begin_frame_source_(nullptr), | 477 begin_frame_source_(nullptr), |
380 needs_begin_frames_(false), | 478 needs_begin_frames_(false), |
381 synthetic_move_sent_(false), | 479 synthetic_move_sent_(false), |
382 cursor_visibility_state_in_renderer_(UNKNOWN), | 480 cursor_visibility_state_in_renderer_(UNKNOWN), |
383 #if defined(OS_WIN) | 481 #if defined(OS_WIN) |
384 legacy_render_widget_host_HWND_(nullptr), | 482 legacy_render_widget_host_HWND_(nullptr), |
385 legacy_window_destroyed_(false), | 483 legacy_window_destroyed_(false), |
484 virtual_keyboard_requested_(false), | |
386 #endif | 485 #endif |
387 has_snapped_to_boundary_(false), | 486 has_snapped_to_boundary_(false), |
388 is_guest_view_hack_(is_guest_view_hack), | 487 is_guest_view_hack_(is_guest_view_hack), |
389 set_focus_on_mouse_down_or_key_event_(false), | 488 set_focus_on_mouse_down_or_key_event_(false), |
390 device_scale_factor_(0.0f), | 489 device_scale_factor_(0.0f), |
391 disable_input_event_router_for_testing_(false), | 490 disable_input_event_router_for_testing_(false), |
392 weak_ptr_factory_(this) { | 491 weak_ptr_factory_(this) { |
393 if (!is_guest_view_hack_) | 492 if (!is_guest_view_hack_) |
394 host_->SetView(this); | 493 host_->SetView(this); |
395 | 494 |
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857 return requested_rect.size(); | 956 return requested_rect.size(); |
858 } | 957 } |
859 | 958 |
860 void RenderWidgetHostViewAura::SetInsets(const gfx::Insets& insets) { | 959 void RenderWidgetHostViewAura::SetInsets(const gfx::Insets& insets) { |
861 if (insets != insets_) { | 960 if (insets != insets_) { |
862 insets_ = insets; | 961 insets_ = insets; |
863 host_->WasResized(); | 962 host_->WasResized(); |
864 } | 963 } |
865 } | 964 } |
866 | 965 |
966 void RenderWidgetHostViewAura::FocusedNodeTouched( | |
967 const gfx::Point& location_dips, | |
968 bool editable) { | |
969 #if defined(OS_WIN) | |
970 RenderViewHost* rvh = RenderViewHost::From(host_); | |
971 if (rvh && rvh->GetDelegate()) | |
972 rvh->GetDelegate()->SetIsVirtualKeyboardRequested(editable); | |
973 | |
974 ui::OnScreenKeyboardDisplayManager* osk_display_manager = | |
975 ui::OnScreenKeyboardDisplayManager::GetInstance(); | |
976 DCHECK(osk_display_manager); | |
977 if (editable) { | |
978 keyboard_observer_.reset(new WinScreenKeyboardObserver( | |
979 host_, location_dips, device_scale_factor_)); | |
980 virtual_keyboard_requested_ = | |
981 osk_display_manager->DisplayVirtualKeyboard(keyboard_observer_.get()); | |
982 } else { | |
983 virtual_keyboard_requested_ = false; | |
984 osk_display_manager->DismissVirtualKeyboard(); | |
985 } | |
986 #endif | |
987 } | |
988 | |
867 void RenderWidgetHostViewAura::UpdateCursor(const WebCursor& cursor) { | 989 void RenderWidgetHostViewAura::UpdateCursor(const WebCursor& cursor) { |
868 current_cursor_ = cursor; | 990 current_cursor_ = cursor; |
869 const display::Display display = | 991 const display::Display display = |
870 display::Screen::GetScreen()->GetDisplayNearestWindow(window_); | 992 display::Screen::GetScreen()->GetDisplayNearestWindow(window_); |
871 current_cursor_.SetDisplayInfo(display); | 993 current_cursor_.SetDisplayInfo(display); |
872 UpdateCursorIfOverSelf(); | 994 UpdateCursorIfOverSelf(); |
873 } | 995 } |
874 | 996 |
875 void RenderWidgetHostViewAura::SetIsLoading(bool is_loading) { | 997 void RenderWidgetHostViewAura::SetIsLoading(bool is_loading) { |
876 is_loading_ = is_loading; | 998 is_loading_ = is_loading; |
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1996 // Transformations use physical pixels rather than DIP, so conversion | 2118 // Transformations use physical pixels rather than DIP, so conversion |
1997 // is necessary. | 2119 // is necessary. |
1998 gfx::Point point_in_pixels = | 2120 gfx::Point point_in_pixels = |
1999 gfx::ConvertPointToPixel(device_scale_factor_, point); | 2121 gfx::ConvertPointToPixel(device_scale_factor_, point); |
2000 delegated_frame_host_->TransformPointToLocalCoordSpace( | 2122 delegated_frame_host_->TransformPointToLocalCoordSpace( |
2001 point_in_pixels, original_surface, transformed_point); | 2123 point_in_pixels, original_surface, transformed_point); |
2002 *transformed_point = | 2124 *transformed_point = |
2003 gfx::ConvertPointToDIP(device_scale_factor_, *transformed_point); | 2125 gfx::ConvertPointToDIP(device_scale_factor_, *transformed_point); |
2004 } | 2126 } |
2005 | 2127 |
2128 void RenderWidgetHostViewAura::FocusedNodeChanged(bool editable) { | |
2129 #if defined(OS_WIN) | |
2130 if (!editable && virtual_keyboard_requested_) { | |
2131 virtual_keyboard_requested_ = false; | |
2132 | |
2133 RenderViewHost* rvh = RenderViewHost::From(host_); | |
2134 if (rvh && rvh->GetDelegate()) | |
2135 rvh->GetDelegate()->SetIsVirtualKeyboardRequested(false); | |
2136 | |
2137 BrowserThread::PostDelayedTask(BrowserThread::UI, FROM_HERE, | |
2138 base::Bind(&DismissVirtualKeyboardTask), | |
2139 base::TimeDelta::FromMilliseconds( | |
2140 kVirtualKeyboardDisplayWaitTimeoutMs)); | |
2141 } | |
2142 #endif | |
2143 } | |
2144 | |
2006 void RenderWidgetHostViewAura::OnScrollEvent(ui::ScrollEvent* event) { | 2145 void RenderWidgetHostViewAura::OnScrollEvent(ui::ScrollEvent* event) { |
2007 TRACE_EVENT0("input", "RenderWidgetHostViewAura::OnScrollEvent"); | 2146 TRACE_EVENT0("input", "RenderWidgetHostViewAura::OnScrollEvent"); |
2008 | 2147 |
2009 if (event->type() == ui::ET_SCROLL) { | 2148 if (event->type() == ui::ET_SCROLL) { |
2010 #if !defined(OS_WIN) | 2149 #if !defined(OS_WIN) |
2011 // TODO(ananta) | 2150 // TODO(ananta) |
2012 // Investigate if this is true for Windows 8 Metro ASH as well. | 2151 // Investigate if this is true for Windows 8 Metro ASH as well. |
2013 if (event->finger_count() != 2) | 2152 if (event->finger_count() != 2) |
2014 return; | 2153 return; |
2015 #endif | 2154 #endif |
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2865 | 3004 |
2866 //////////////////////////////////////////////////////////////////////////////// | 3005 //////////////////////////////////////////////////////////////////////////////// |
2867 // RenderWidgetHostViewBase, public: | 3006 // RenderWidgetHostViewBase, public: |
2868 | 3007 |
2869 // static | 3008 // static |
2870 void RenderWidgetHostViewBase::GetDefaultScreenInfo(WebScreenInfo* results) { | 3009 void RenderWidgetHostViewBase::GetDefaultScreenInfo(WebScreenInfo* results) { |
2871 GetScreenInfoForWindow(results, NULL); | 3010 GetScreenInfoForWindow(results, NULL); |
2872 } | 3011 } |
2873 | 3012 |
2874 } // namespace content | 3013 } // namespace content |
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