1// Copyright (c) 2013 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 "ui/views/touchui/touch_selection_controller_impl.h"
6
7#include "base/time/time.h"
8#include "grit/ui_resources.h"
9#include "grit/ui_strings.h"
10#include "ui/aura/client/cursor_client.h"
11#include "ui/aura/env.h"
12#include "ui/aura/window.h"
13#include "ui/base/resource/resource_bundle.h"
14#include "ui/gfx/canvas.h"
15#include "ui/gfx/image/image.h"
16#include "ui/gfx/path.h"
17#include "ui/gfx/rect.h"
18#include "ui/gfx/screen.h"
19#include "ui/gfx/size.h"
20#include "ui/views/widget/widget.h"
21#include "ui/wm/core/masked_window_targeter.h"
22#include "ui/wm/core/window_animations.h"
23
24namespace {
25
26// Constants defining the visual attributes of selection handles
27const int kSelectionHandleLineWidth = 1;
28const SkColor kSelectionHandleLineColor =
29    SkColorSetRGB(0x42, 0x81, 0xf4);
30
31// When a handle is dragged, the drag position reported to the client view is
32// offset vertically to represent the cursor position. This constant specifies
33// the offset in  pixels above the "O" (see pic below). This is required because
34// say if this is zero, that means the drag position we report is the point
35// right above the "O" or the bottom most point of the cursor "|". In that case,
36// a vertical movement of even one pixel will make the handle jump to the line
37// below it. So when the user just starts dragging, the handle will jump to the
38// next line if the user makes any vertical movement. It is correct but
39// looks/feels weird. So we have this non-zero offset to prevent this jumping.
40//
41// Editing handle widget showing the difference between the position of the
42// ET_GESTURE_SCROLL_UPDATE event and the drag position reported to the client:
43//                                  _____
44//                                 |  |<-|---- Drag position reported to client
45//                              _  |  O  |
46//          Vertical Padding __|   |   <-|---- ET_GESTURE_SCROLL_UPDATE position
47//                             |_  |_____|<--- Editing handle widget
48//
49//                                 | |
50//                                  T
51//                          Horizontal Padding
52//
53const int kSelectionHandleVerticalDragOffset = 5;
54
55// Padding around the selection handle defining the area that will be included
56// in the touch target to make dragging the handle easier (see pic above).
57const int kSelectionHandleHorizPadding = 10;
58const int kSelectionHandleVertPadding = 20;
59
60const int kContextMenuTimoutMs = 200;
61
62const int kSelectionHandleQuickFadeDurationMs = 50;
63
64// Minimum height for selection handle bar. If the bar height is going to be
65// less than this value, handle will not be shown.
66const int kSelectionHandleBarMinHeight = 5;
67// Maximum amount that selection handle bar can stick out of client view's
68// boundaries.
69const int kSelectionHandleBarBottomAllowance = 3;
70
71// Creates a widget to host SelectionHandleView.
72views::Widget* CreateTouchSelectionPopupWidget(
73    gfx::NativeView context,
74    views::WidgetDelegate* widget_delegate) {
75  views::Widget* widget = new views::Widget;
76  views::Widget::InitParams params(views::Widget::InitParams::TYPE_POPUP);
77  params.opacity = views::Widget::InitParams::TRANSLUCENT_WINDOW;
78  params.shadow_type = views::Widget::InitParams::SHADOW_TYPE_NONE;
79  params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
80  params.parent = context;
81  params.delegate = widget_delegate;
82  widget->Init(params);
83  return widget;
84}
85
86gfx::Image* GetHandleImage() {
87  static gfx::Image* handle_image = NULL;
88  if (!handle_image) {
89    handle_image = &ui::ResourceBundle::GetSharedInstance().GetImageNamed(
90        IDR_TEXT_SELECTION_HANDLE);
91  }
92  return handle_image;
93}
94
95gfx::Size GetHandleImageSize() {
96  return GetHandleImage()->Size();
97}
98
99// Cannot use gfx::UnionRect since it does not work for empty rects.
100gfx::Rect Union(const gfx::Rect& r1, const gfx::Rect& r2) {
101  int rx = std::min(r1.x(), r2.x());
102  int ry = std::min(r1.y(), r2.y());
103  int rr = std::max(r1.right(), r2.right());
104  int rb = std::max(r1.bottom(), r2.bottom());
105
106  return gfx::Rect(rx, ry, rr - rx, rb - ry);
107}
108
109// Convenience methods to convert a |rect| from screen to the |client|'s
110// coordinate system and vice versa.
111// Note that this is not quite correct because it does not take into account
112// transforms such as rotation and scaling. This should be in TouchEditable.
113// TODO(varunjain): Fix this.
114gfx::Rect ConvertFromScreen(ui::TouchEditable* client, const gfx::Rect& rect) {
115  gfx::Point origin = rect.origin();
116  client->ConvertPointFromScreen(&origin);
117  return gfx::Rect(origin, rect.size());
118}
119gfx::Rect ConvertToScreen(ui::TouchEditable* client, const gfx::Rect& rect) {
120  gfx::Point origin = rect.origin();
121  client->ConvertPointToScreen(&origin);
122  return gfx::Rect(origin, rect.size());
123}
124
125}  // namespace
126
127namespace views {
128
129typedef TouchSelectionControllerImpl::EditingHandleView EditingHandleView;
130
131class TouchHandleWindowTargeter : public wm::MaskedWindowTargeter {
132 public:
133  TouchHandleWindowTargeter(aura::Window* window,
134                            EditingHandleView* handle_view);
135
136  virtual ~TouchHandleWindowTargeter() {}
137
138 private:
139  // wm::MaskedWindowTargeter:
140  virtual bool GetHitTestMask(aura::Window* window,
141                              gfx::Path* mask) const OVERRIDE;
142
143  EditingHandleView* handle_view_;
144
145  DISALLOW_COPY_AND_ASSIGN(TouchHandleWindowTargeter);
146};
147
148// A View that displays the text selection handle.
149class TouchSelectionControllerImpl::EditingHandleView
150    : public views::WidgetDelegateView {
151 public:
152  EditingHandleView(TouchSelectionControllerImpl* controller,
153                    gfx::NativeView context)
154      : controller_(controller),
155        drag_offset_(0),
156        draw_invisible_(false) {
157    widget_.reset(CreateTouchSelectionPopupWidget(context, this));
158    widget_->SetContentsView(this);
159
160    aura::Window* window = widget_->GetNativeWindow();
161    window->SetEventTargeter(scoped_ptr<ui::EventTargeter>(
162        new TouchHandleWindowTargeter(window, this)));
163
164    // We are owned by the TouchSelectionController.
165    set_owned_by_client();
166  }
167
168  virtual ~EditingHandleView() {
169    SetWidgetVisible(false, false);
170  }
171
172  // Overridden from views::WidgetDelegateView:
173  virtual bool WidgetHasHitTestMask() const OVERRIDE {
174    return true;
175  }
176
177  virtual void GetWidgetHitTestMask(gfx::Path* mask) const OVERRIDE {
178    gfx::Size image_size = GetHandleImageSize();
179    mask->addRect(SkIntToScalar(0), SkIntToScalar(selection_rect_.height()),
180        SkIntToScalar(image_size.width()) + 2 * kSelectionHandleHorizPadding,
181        SkIntToScalar(selection_rect_.height() + image_size.height() +
182            kSelectionHandleVertPadding));
183  }
184
185  virtual void DeleteDelegate() OVERRIDE {
186    // We are owned and deleted by TouchSelectionController.
187  }
188
189  // Overridden from views::View:
190  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE {
191    if (draw_invisible_)
192      return;
193    gfx::Size image_size = GetHandleImageSize();
194    int cursor_pos_x = image_size.width() / 2 - kSelectionHandleLineWidth +
195        kSelectionHandleHorizPadding;
196
197    // Draw the cursor line.
198    canvas->FillRect(
199        gfx::Rect(cursor_pos_x, 0,
200                  2 * kSelectionHandleLineWidth + 1, selection_rect_.height()),
201        kSelectionHandleLineColor);
202
203    // Draw the handle image.
204    canvas->DrawImageInt(*GetHandleImage()->ToImageSkia(),
205        kSelectionHandleHorizPadding, selection_rect_.height());
206  }
207
208  virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE {
209    event->SetHandled();
210    switch (event->type()) {
211      case ui::ET_GESTURE_SCROLL_BEGIN:
212        widget_->SetCapture(this);
213        controller_->SetDraggingHandle(this);
214        drag_offset_ = event->y() - selection_rect_.height() +
215            kSelectionHandleVerticalDragOffset;
216        break;
217      case ui::ET_GESTURE_SCROLL_UPDATE: {
218        gfx::Point drag_pos(event->location().x(),
219            event->location().y() - drag_offset_);
220        controller_->SelectionHandleDragged(drag_pos);
221        break;
222      }
223      case ui::ET_GESTURE_SCROLL_END:
224      case ui::ET_SCROLL_FLING_START:
225        widget_->ReleaseCapture();
226        controller_->SetDraggingHandle(NULL);
227        break;
228      default:
229        break;
230    }
231  }
232
233  virtual gfx::Size GetPreferredSize() const OVERRIDE {
234    gfx::Size image_size = GetHandleImageSize();
235    return gfx::Size(image_size.width() + 2 * kSelectionHandleHorizPadding,
236                     image_size.height() + selection_rect_.height() +
237                         kSelectionHandleVertPadding);
238  }
239
240  bool IsWidgetVisible() const {
241    return widget_->IsVisible();
242  }
243
244  void SetWidgetVisible(bool visible, bool quick) {
245    if (widget_->IsVisible() == visible)
246      return;
247    wm::SetWindowVisibilityAnimationDuration(
248        widget_->GetNativeView(),
249        base::TimeDelta::FromMilliseconds(
250            quick ? kSelectionHandleQuickFadeDurationMs : 0));
251    if (visible)
252      widget_->Show();
253    else
254      widget_->Hide();
255  }
256
257  void SetSelectionRectInScreen(const gfx::Rect& rect) {
258    gfx::Size image_size = GetHandleImageSize();
259    selection_rect_ = rect;
260    gfx::Rect widget_bounds(
261        rect.x() - image_size.width() / 2 - kSelectionHandleHorizPadding,
262        rect.y(),
263        image_size.width() + 2 * kSelectionHandleHorizPadding,
264        rect.height() + image_size.height() + kSelectionHandleVertPadding);
265    widget_->SetBounds(widget_bounds);
266  }
267
268  gfx::Point GetScreenPosition() {
269    return widget_->GetClientAreaBoundsInScreen().origin();
270  }
271
272  void SetDrawInvisible(bool draw_invisible) {
273    if (draw_invisible_ == draw_invisible)
274      return;
275    draw_invisible_ = draw_invisible;
276    SchedulePaint();
277  }
278
279  const gfx::Rect& selection_rect() const { return selection_rect_; }
280
281 private:
282  scoped_ptr<Widget> widget_;
283  TouchSelectionControllerImpl* controller_;
284  gfx::Rect selection_rect_;
285
286  // Vertical offset between the scroll event position and the drag position
287  // reported to the client view (see the ASCII figure at the top of the file
288  // and its description for more details).
289  int drag_offset_;
290
291  // If set to true, the handle will not draw anything, hence providing an empty
292  // widget. We need this because we may want to stop showing the handle while
293  // it is being dragged. Since it is being dragged, we cannot destroy the
294  // handle.
295  bool draw_invisible_;
296
297  DISALLOW_COPY_AND_ASSIGN(EditingHandleView);
298};
299
300TouchHandleWindowTargeter::TouchHandleWindowTargeter(
301    aura::Window* window,
302    EditingHandleView* handle_view)
303    : wm::MaskedWindowTargeter(window),
304      handle_view_(handle_view) {
305}
306
307bool TouchHandleWindowTargeter::GetHitTestMask(aura::Window* window,
308                                               gfx::Path* mask) const {
309  const gfx::Rect& selection_rect = handle_view_->selection_rect();
310  gfx::Size image_size = GetHandleImageSize();
311  mask->addRect(SkIntToScalar(0), SkIntToScalar(selection_rect.height()),
312      SkIntToScalar(image_size.width()) + 2 * kSelectionHandleHorizPadding,
313      SkIntToScalar(selection_rect.height() + image_size.height() +
314                    kSelectionHandleVertPadding));
315  return true;
316}
317
318TouchSelectionControllerImpl::TouchSelectionControllerImpl(
319    ui::TouchEditable* client_view)
320    : client_view_(client_view),
321      client_widget_(NULL),
322      selection_handle_1_(new EditingHandleView(this,
323                          client_view->GetNativeView())),
324      selection_handle_2_(new EditingHandleView(this,
325                          client_view->GetNativeView())),
326      cursor_handle_(new EditingHandleView(this,
327                     client_view->GetNativeView())),
328      context_menu_(NULL),
329      dragging_handle_(NULL) {
330  client_widget_ = Widget::GetTopLevelWidgetForNativeView(
331      client_view_->GetNativeView());
332  if (client_widget_)
333    client_widget_->AddObserver(this);
334  aura::Env::GetInstance()->AddPreTargetHandler(this);
335}
336
337TouchSelectionControllerImpl::~TouchSelectionControllerImpl() {
338  HideContextMenu();
339  aura::Env::GetInstance()->RemovePreTargetHandler(this);
340  if (client_widget_)
341    client_widget_->RemoveObserver(this);
342}
343
344void TouchSelectionControllerImpl::SelectionChanged() {
345  gfx::Rect r1, r2;
346  client_view_->GetSelectionEndPoints(&r1, &r2);
347  gfx::Rect screen_rect_1 = ConvertToScreen(client_view_, r1);
348  gfx::Rect screen_rect_2 = ConvertToScreen(client_view_, r2);
349  gfx::Rect client_bounds = client_view_->GetBounds();
350  if (r1.y() < client_bounds.y())
351    r1.Inset(0, client_bounds.y() - r1.y(), 0, 0);
352  if (r2.y() < client_bounds.y())
353    r2.Inset(0, client_bounds.y() - r2.y(), 0, 0);
354  gfx::Rect screen_rect_1_clipped = ConvertToScreen(client_view_, r1);
355  gfx::Rect screen_rect_2_clipped = ConvertToScreen(client_view_, r2);
356  if (screen_rect_1_clipped == selection_end_point_1_clipped_ &&
357      screen_rect_2_clipped == selection_end_point_2_clipped_)
358    return;
359
360  selection_end_point_1_ = screen_rect_1;
361  selection_end_point_2_ = screen_rect_2;
362  selection_end_point_1_clipped_ = screen_rect_1_clipped;
363  selection_end_point_2_clipped_ = screen_rect_2_clipped;
364
365  if (client_view_->DrawsHandles()) {
366    UpdateContextMenu();
367    return;
368  }
369  if (dragging_handle_) {
370    // We need to reposition only the selection handle that is being dragged.
371    // The other handle stays the same. Also, the selection handle being dragged
372    // will always be at the end of selection, while the other handle will be at
373    // the start.
374    // If the new location of this handle is out of client view, its widget
375    // should not get hidden, since it should still receive touch events.
376    // Hence, we are not using |SetHandleSelectionRect()| method here.
377    dragging_handle_->SetSelectionRectInScreen(screen_rect_2_clipped);
378
379    // Temporary fix for selection handle going outside a window. On a webpage,
380    // the page should scroll if the selection handle is dragged outside the
381    // window. That does not happen currently. So we just hide the handle for
382    // now.
383    // TODO(varunjain): Fix this: crbug.com/269003
384    dragging_handle_->SetDrawInvisible(!ShouldShowHandleFor(r2));
385
386    if (dragging_handle_ != cursor_handle_.get()) {
387      // The non-dragging-handle might have recently become visible.
388      EditingHandleView* non_dragging_handle = selection_handle_1_.get();
389      if (dragging_handle_ == selection_handle_1_) {
390        non_dragging_handle = selection_handle_2_.get();
391        // if handle 1 is being dragged, it is corresponding to the end of
392        // selection and the other handle to the start of selection.
393        selection_end_point_1_ = screen_rect_2;
394        selection_end_point_2_ = screen_rect_1;
395        selection_end_point_1_clipped_ = screen_rect_2_clipped;
396        selection_end_point_2_clipped_ = screen_rect_1_clipped;
397      }
398      SetHandleSelectionRect(non_dragging_handle, r1, screen_rect_1_clipped);
399    }
400  } else {
401    UpdateContextMenu();
402
403    // Check if there is any selection at all.
404    if (screen_rect_1.origin() == screen_rect_2.origin()) {
405      selection_handle_1_->SetWidgetVisible(false, false);
406      selection_handle_2_->SetWidgetVisible(false, false);
407      SetHandleSelectionRect(cursor_handle_.get(), r1, screen_rect_1_clipped);
408      return;
409    }
410
411    cursor_handle_->SetWidgetVisible(false, false);
412    SetHandleSelectionRect(selection_handle_1_.get(), r1,
413                           screen_rect_1_clipped);
414    SetHandleSelectionRect(selection_handle_2_.get(), r2,
415                           screen_rect_2_clipped);
416  }
417}
418
419bool TouchSelectionControllerImpl::IsHandleDragInProgress() {
420  return !!dragging_handle_;
421}
422
423void TouchSelectionControllerImpl::HideHandles(bool quick) {
424  selection_handle_1_->SetWidgetVisible(false, quick);
425  selection_handle_2_->SetWidgetVisible(false, quick);
426  cursor_handle_->SetWidgetVisible(false, quick);
427}
428
429void TouchSelectionControllerImpl::SetDraggingHandle(
430    EditingHandleView* handle) {
431  dragging_handle_ = handle;
432  if (dragging_handle_)
433    HideContextMenu();
434  else
435    StartContextMenuTimer();
436}
437
438void TouchSelectionControllerImpl::SelectionHandleDragged(
439    const gfx::Point& drag_pos) {
440  // We do not want to show the context menu while dragging.
441  HideContextMenu();
442
443  DCHECK(dragging_handle_);
444  gfx::Point drag_pos_in_client = drag_pos;
445  ConvertPointToClientView(dragging_handle_, &drag_pos_in_client);
446
447  if (dragging_handle_ == cursor_handle_.get()) {
448    client_view_->MoveCaretTo(drag_pos_in_client);
449    return;
450  }
451
452  // Find the stationary selection handle.
453  gfx::Rect fixed_handle_rect = selection_end_point_1_;
454  if (selection_handle_1_ == dragging_handle_)
455    fixed_handle_rect = selection_end_point_2_;
456
457  // Find selection end points in client_view's coordinate system.
458  gfx::Point p2 = fixed_handle_rect.origin();
459  p2.Offset(0, fixed_handle_rect.height() / 2);
460  client_view_->ConvertPointFromScreen(&p2);
461
462  // Instruct client_view to select the region between p1 and p2. The position
463  // of |fixed_handle| is the start and that of |dragging_handle| is the end
464  // of selection.
465  client_view_->SelectRect(p2, drag_pos_in_client);
466}
467
468void TouchSelectionControllerImpl::ConvertPointToClientView(
469    EditingHandleView* source, gfx::Point* point) {
470  View::ConvertPointToScreen(source, point);
471  client_view_->ConvertPointFromScreen(point);
472}
473
474void TouchSelectionControllerImpl::SetHandleSelectionRect(
475    EditingHandleView* handle,
476    const gfx::Rect& rect,
477    const gfx::Rect& rect_in_screen) {
478  handle->SetWidgetVisible(ShouldShowHandleFor(rect), false);
479  if (handle->IsWidgetVisible())
480    handle->SetSelectionRectInScreen(rect_in_screen);
481}
482
483bool TouchSelectionControllerImpl::ShouldShowHandleFor(
484    const gfx::Rect& rect) const {
485  if (rect.height() < kSelectionHandleBarMinHeight)
486    return false;
487  gfx::Rect bounds = client_view_->GetBounds();
488  bounds.Inset(0, 0, 0, -kSelectionHandleBarBottomAllowance);
489  return bounds.Contains(rect);
490}
491
492bool TouchSelectionControllerImpl::IsCommandIdEnabled(int command_id) const {
493  return client_view_->IsCommandIdEnabled(command_id);
494}
495
496void TouchSelectionControllerImpl::ExecuteCommand(int command_id,
497                                                  int event_flags) {
498  HideContextMenu();
499  client_view_->ExecuteCommand(command_id, event_flags);
500}
501
502void TouchSelectionControllerImpl::OpenContextMenu() {
503  // Context menu should appear centered on top of the selected region.
504  const gfx::Rect rect = context_menu_->GetAnchorRect();
505  const gfx::Point anchor(rect.CenterPoint().x(), rect.y());
506  HideContextMenu();
507  client_view_->OpenContextMenu(anchor);
508}
509
510void TouchSelectionControllerImpl::OnMenuClosed(TouchEditingMenuView* menu) {
511  if (menu == context_menu_)
512    context_menu_ = NULL;
513}
514
515void TouchSelectionControllerImpl::OnWidgetClosing(Widget* widget) {
516  DCHECK_EQ(client_widget_, widget);
517  client_widget_ = NULL;
518}
519
520void TouchSelectionControllerImpl::OnWidgetBoundsChanged(
521    Widget* widget,
522    const gfx::Rect& new_bounds) {
523  DCHECK_EQ(client_widget_, widget);
524  HideContextMenu();
525  SelectionChanged();
526}
527
528void TouchSelectionControllerImpl::OnKeyEvent(ui::KeyEvent* event) {
529  client_view_->DestroyTouchSelection();
530}
531
532void TouchSelectionControllerImpl::OnMouseEvent(ui::MouseEvent* event) {
533  aura::client::CursorClient* cursor_client = aura::client::GetCursorClient(
534      client_view_->GetNativeView()->GetRootWindow());
535  if (!cursor_client || cursor_client->IsMouseEventsEnabled())
536    client_view_->DestroyTouchSelection();
537}
538
539void TouchSelectionControllerImpl::OnScrollEvent(ui::ScrollEvent* event) {
540  client_view_->DestroyTouchSelection();
541}
542
543void TouchSelectionControllerImpl::ContextMenuTimerFired() {
544  // Get selection end points in client_view's space.
545  gfx::Rect end_rect_1_in_screen;
546  gfx::Rect end_rect_2_in_screen;
547  if (cursor_handle_->IsWidgetVisible()) {
548    end_rect_1_in_screen = selection_end_point_1_clipped_;
549    end_rect_2_in_screen = end_rect_1_in_screen;
550  } else {
551    end_rect_1_in_screen = selection_end_point_1_clipped_;
552    end_rect_2_in_screen = selection_end_point_2_clipped_;
553  }
554
555  // Convert from screen to client.
556  gfx::Rect end_rect_1(ConvertFromScreen(client_view_, end_rect_1_in_screen));
557  gfx::Rect end_rect_2(ConvertFromScreen(client_view_, end_rect_2_in_screen));
558
559  // if selection is completely inside the view, we display the context menu
560  // in the middle of the end points on the top. Else, we show it above the
561  // visible handle. If no handle is visible, we do not show the menu.
562  gfx::Rect menu_anchor;
563  if (ShouldShowHandleFor(end_rect_1) &&
564      ShouldShowHandleFor(end_rect_2))
565    menu_anchor = Union(end_rect_1_in_screen,end_rect_2_in_screen);
566  else if (ShouldShowHandleFor(end_rect_1))
567    menu_anchor = end_rect_1_in_screen;
568  else if (ShouldShowHandleFor(end_rect_2))
569    menu_anchor = end_rect_2_in_screen;
570  else
571    return;
572
573  DCHECK(!context_menu_);
574  context_menu_ = TouchEditingMenuView::Create(this, menu_anchor,
575                                               GetHandleImageSize(),
576                                               client_view_->GetNativeView());
577}
578
579void TouchSelectionControllerImpl::StartContextMenuTimer() {
580  if (context_menu_timer_.IsRunning())
581    return;
582  context_menu_timer_.Start(
583      FROM_HERE,
584      base::TimeDelta::FromMilliseconds(kContextMenuTimoutMs),
585      this,
586      &TouchSelectionControllerImpl::ContextMenuTimerFired);
587}
588
589void TouchSelectionControllerImpl::UpdateContextMenu() {
590  // Hide context menu to be shown when the timer fires.
591  HideContextMenu();
592  StartContextMenuTimer();
593}
594
595void TouchSelectionControllerImpl::HideContextMenu() {
596  if (context_menu_)
597    context_menu_->Close();
598  context_menu_ = NULL;
599  context_menu_timer_.Stop();
600}
601
602gfx::NativeView TouchSelectionControllerImpl::GetCursorHandleNativeView() {
603  return cursor_handle_->GetWidget()->GetNativeView();
604}
605
606gfx::Point TouchSelectionControllerImpl::GetSelectionHandle1Position() {
607  return selection_handle_1_->GetScreenPosition();
608}
609
610gfx::Point TouchSelectionControllerImpl::GetSelectionHandle2Position() {
611  return selection_handle_2_->GetScreenPosition();
612}
613
614gfx::Point TouchSelectionControllerImpl::GetCursorHandlePosition() {
615  return cursor_handle_->GetScreenPosition();
616}
617
618bool TouchSelectionControllerImpl::IsSelectionHandle1Visible() {
619  return selection_handle_1_->IsWidgetVisible();
620}
621
622bool TouchSelectionControllerImpl::IsSelectionHandle2Visible() {
623  return selection_handle_2_->IsWidgetVisible();
624}
625
626bool TouchSelectionControllerImpl::IsCursorHandleVisible() {
627  return cursor_handle_->IsWidgetVisible();
628}
629
630}  // namespace views
631