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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "ash/touch/touch_observer_hud.h" | |
| 6 | |
| 7 #include "ash/shell_window_ids.h" | |
| 8 #include "base/stringprintf.h" | |
| 9 #include "base/utf_string_conversions.h" | |
| 10 #include "ui/aura/event.h" | |
| 11 #include "ui/views/background.h" | |
| 12 #include "ui/views/controls/label.h" | |
| 13 #include "ui/views/layout/box_layout.h" | |
| 14 #include "ui/views/widget/widget.h" | |
| 15 | |
| 16 namespace ash { | |
| 17 namespace internal { | |
| 18 | |
| 19 TouchObserverHUD::TouchObserverHUD() { | |
| 20 views::View* content = new views::View; | |
| 21 content->SetLayoutManager(new views::BoxLayout( | |
| 22 views::BoxLayout::kVertical, 0, 0, 0)); | |
| 23 | |
| 24 for (int i = 0; i < kMaxTouchPoints; ++i) { | |
| 25 touch_status_[i] = ui::ET_UNKNOWN; | |
| 26 touch_labels_[i] = new views::Label; | |
| 27 touch_labels_[i]->SetBackgroundColor(SkColorSetARGB(0, 255, 255, 255)); | |
| 28 touch_labels_[i]->SetShadowColors(SK_ColorWHITE, | |
| 29 SK_ColorWHITE); | |
| 30 touch_labels_[i]->SetShadowOffset(1, 1); | |
| 31 touch_labels_[i]->SetVisible(false); | |
| 32 content->AddChildView(touch_labels_[i]); | |
| 33 } | |
| 34 | |
| 35 widget_.reset(new views::Widget()); | |
| 36 views::Widget::InitParams | |
| 37 params(views::Widget::InitParams::TYPE_WINDOW_FRAMELESS); | |
| 38 params.transparent = true; | |
| 39 params.can_activate = false; | |
| 40 params.bounds = gfx::Rect(content->GetPreferredSize()); | |
| 41 params.parent = Shell::GetInstance()->GetContainer( | |
| 42 internal::kShellWindowId_OverlayContainer); | |
| 43 widget_->Init(params); | |
| 44 widget_->SetContentsView(content); | |
| 45 widget_->StackAtTop(); | |
| 46 widget_->Show(); | |
| 47 } | |
| 48 | |
| 49 TouchObserverHUD::~TouchObserverHUD() {} | |
| 50 | |
| 51 void TouchObserverHUD::UpdateTouchPointLabel(int index) { | |
| 52 const char* status = NULL; | |
| 53 switch (touch_status_[index]) { | |
| 54 case ui::ET_UNKNOWN: | |
| 55 status = " "; | |
| 56 break; | |
| 57 case ui::ET_TOUCH_PRESSED: | |
| 58 status = "P"; | |
| 59 break; | |
| 60 case ui::ET_TOUCH_MOVED: | |
| 61 status = "M"; | |
| 62 break; | |
| 63 case ui::ET_TOUCH_RELEASED: | |
| 64 status = "R"; | |
| 65 break; | |
| 66 case ui::ET_TOUCH_CANCELLED: | |
| 67 status = "C"; | |
| 68 break; | |
| 69 default: | |
| 70 status = "?"; | |
| 71 break; | |
| 72 } | |
| 73 std::string string = base::StringPrintf("%2d: %s %s", | |
| 74 index, status, touch_positions_[index].ToString().c_str()); | |
| 75 touch_labels_[index]->SetText(UTF8ToUTF16(string)); | |
| 76 } | |
| 77 | |
| 78 bool TouchObserverHUD::PreHandleKeyEvent(aura::Window* target, | |
| 79 aura::KeyEvent* event) OVERRIDE { | |
| 80 return false; | |
| 81 } | |
| 82 | |
| 83 bool TouchObserverHUD::PreHandleMouseEvent(aura::Window* target, | |
| 84 aura::MouseEvent* event) OVERRIDE { | |
| 85 return false; | |
| 86 } | |
| 87 | |
| 88 ui::TouchStatus TouchObserverHUD::PreHandleTouchEvent( | |
| 89 aura::Window* target, | |
| 90 aura::TouchEvent* event) OVERRIDE { | |
| 91 if (event->touch_id() >= kMaxTouchPoints) | |
| 92 return ui::TOUCH_STATUS_UNKNOWN; | |
| 93 | |
| 94 if (event->type() != ui::ET_TOUCH_CANCELLED) | |
| 95 touch_positions_[event->touch_id()] = event->root_location(); | |
| 96 touch_status_[event->touch_id()] = event->type(); | |
| 97 touch_labels_[event->touch_id()]->SetVisible(true); | |
| 98 UpdateTouchPointLabel(event->touch_id()); | |
| 99 | |
| 100 widget_->SetSize(widget_->GetContentsView()->GetPreferredSize()); | |
| 101 | |
| 102 return ui::TOUCH_STATUS_UNKNOWN; | |
| 103 } | |
| 104 | |
| 105 ui::GestureStatus TouchObserverHUD::PreHandleGestureEvent( | |
| 106 aura::Window* target, | |
| 107 aura::GestureEvent* event) OVERRIDE { | |
| 108 return ui::GESTURE_STATUS_UNKNOWN; | |
| 109 } | |
| 110 | |
| 111 } // namespace internal | |
| 112 } // namespace ash | |
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Chromium Code Reviews
Issue 10383223:
Revert 137549 because it broke win_aura and linux_chromeos_clang compile. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src/