diff options
Diffstat (limited to 'chromium/ash/accelerators/exit_warning_handler.cc')
| -rw-r--r-- | chromium/ash/accelerators/exit_warning_handler.cc | 204 |
1 files changed, 0 insertions, 204 deletions
diff --git a/chromium/ash/accelerators/exit_warning_handler.cc b/chromium/ash/accelerators/exit_warning_handler.cc deleted file mode 100644 index 776068ee0b7..00000000000 --- a/chromium/ash/accelerators/exit_warning_handler.cc +++ /dev/null @@ -1,204 +0,0 @@ -// Copyright 2013 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#include "ash/accelerators/exit_warning_handler.h" - -#include "ash/metrics/user_metrics_recorder.h" -#include "ash/shell.h" -#include "ash/shell_delegate.h" -#include "ash/shell_window_ids.h" -#include "base/strings/utf_string_conversions.h" -#include "base/time/time.h" -#include "base/timer/timer.h" -#include "grit/ash_strings.h" -#include "ui/aura/window.h" -#include "ui/base/accessibility/accessible_view_state.h" -#include "ui/base/l10n/l10n_util.h" -#include "ui/base/resource/resource_bundle.h" -#include "ui/gfx/canvas.h" -#include "ui/gfx/font.h" -#include "ui/views/controls/label.h" -#include "ui/views/layout/fill_layout.h" -#include "ui/views/view.h" -#include "ui/views/widget/widget.h" -#include "ui/views/widget/widget_delegate.h" - -namespace ash { -namespace { - -const int64 kTimeOutMilliseconds = 2000; -// Color of the text of the warning message. -const SkColor kTextColor = SK_ColorWHITE; -// Color of the window background. -const SkColor kWindowBackgroundColor = SkColorSetARGB(0xC0, 0x0, 0x0, 0x0); -// Radius of the rounded corners of the window. -const int kWindowCornerRadius = 2; -const int kHorizontalMarginAroundText = 100; -const int kVerticalMarginAroundText = 100; - -class ExitWarningLabel : public views::Label { - public: - ExitWarningLabel() {} - - virtual ~ExitWarningLabel() {} - - private: - virtual void PaintText(gfx::Canvas* canvas, - const string16& text, - const gfx::Rect& text_bounds, - int flags) OVERRIDE { - // Turn off subpixel rendering. - views::Label::PaintText(canvas, - text, - text_bounds, - flags | gfx::Canvas::NO_SUBPIXEL_RENDERING); - } - - DISALLOW_COPY_AND_ASSIGN(ExitWarningLabel); -}; - -class ExitWarningWidgetDelegateView : public views::WidgetDelegateView { - public: - ExitWarningWidgetDelegateView() : text_width_(0), width_(0), height_(0) { - text_ = l10n_util::GetStringUTF16(IDS_ASH_EXIT_WARNING_POPUP_TEXT); - accessible_name_ = - l10n_util::GetStringUTF16(IDS_ASH_EXIT_WARNING_POPUP_TEXT_ACCESSIBLE); - ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance(); - font_ = rb.GetFont(ui::ResourceBundle::LargeFont); - text_width_ = font_.GetStringWidth(text_); - width_ = text_width_ + kHorizontalMarginAroundText; - height_ = font_.GetHeight() + kVerticalMarginAroundText; - views::Label* label = new ExitWarningLabel; - label->SetText(text_); - label->SetHorizontalAlignment(gfx::ALIGN_CENTER); - label->SetFont(font_); - label->SetEnabledColor(kTextColor); - label->SetDisabledColor(kTextColor); - label->SetAutoColorReadabilityEnabled(false); - AddChildView(label); - SetLayoutManager(new views::FillLayout); - } - - virtual gfx::Size GetPreferredSize() OVERRIDE { - return gfx::Size(width_, height_); - } - - virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE { - SkPaint paint; - paint.setStyle(SkPaint::kFill_Style); - paint.setColor(kWindowBackgroundColor); - canvas->DrawRoundRect(GetLocalBounds(), kWindowCornerRadius, paint); - views::WidgetDelegateView::OnPaint(canvas); - } - - virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE { - state->name = accessible_name_; - state->role = ui::AccessibilityTypes::ROLE_ALERT; - } - - private: - base::string16 text_; - base::string16 accessible_name_; - gfx::Font font_; - int text_width_; - int width_; - int height_; - - DISALLOW_COPY_AND_ASSIGN(ExitWarningWidgetDelegateView); -}; - -} // namespace - -ExitWarningHandler::ExitWarningHandler() - : state_(IDLE), - stub_timer_for_test_(false) { -} - -ExitWarningHandler::~ExitWarningHandler() { - // Note: If a timer is outstanding, it is stopped in its destructor. - Hide(); -} - -void ExitWarningHandler::HandleAccelerator() { - ShellDelegate* shell_delegate = Shell::GetInstance()->delegate(); - switch (state_) { - case IDLE: - state_ = WAIT_FOR_DOUBLE_PRESS; - Show(); - StartTimer(); - Shell::GetInstance()-> - metrics()->RecordUserMetricsAction(UMA_ACCEL_EXIT_FIRST_Q); - break; - case WAIT_FOR_DOUBLE_PRESS: - state_ = EXITING; - CancelTimer(); - Hide(); - Shell::GetInstance()-> - metrics()->RecordUserMetricsAction(UMA_ACCEL_EXIT_SECOND_Q); - shell_delegate->Exit(); - break; - case EXITING: - break; - default: - NOTREACHED(); - break; - } -} - -void ExitWarningHandler::TimerAction() { - Hide(); - if (state_ == WAIT_FOR_DOUBLE_PRESS) - state_ = IDLE; -} - -void ExitWarningHandler::StartTimer() { - if (stub_timer_for_test_) - return; - timer_.Start(FROM_HERE, - base::TimeDelta::FromMilliseconds(kTimeOutMilliseconds), - this, - &ExitWarningHandler::TimerAction); -} - -void ExitWarningHandler::CancelTimer() { - timer_.Stop(); -} - -void ExitWarningHandler::Show() { - if (widget_) - return; - aura::Window* root_window = Shell::GetTargetRootWindow(); - ExitWarningWidgetDelegateView* delegate = new ExitWarningWidgetDelegateView; - gfx::Size rs = root_window->bounds().size(); - gfx::Size ps = delegate->GetPreferredSize(); - gfx::Rect bounds((rs.width() - ps.width()) / 2, - (rs.height() - ps.height()) / 3, - ps.width(), ps.height()); - views::Widget::InitParams params; - params.type = views::Widget::InitParams::TYPE_POPUP; - params.opacity = views::Widget::InitParams::TRANSLUCENT_WINDOW; - params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET; - params.accept_events = false; - params.can_activate = false; - params.keep_on_top = true; - params.remove_standard_frame = true; - params.delegate = delegate; - params.bounds = bounds; - params.parent = Shell::GetContainer( - root_window, - internal::kShellWindowId_SettingBubbleContainer); - widget_.reset(new views::Widget); - widget_->Init(params); - widget_->SetContentsView(delegate); - widget_->GetNativeView()->SetName("ExitWarningWindow"); - widget_->Show(); - - delegate->NotifyAccessibilityEvent(ui::AccessibilityTypes::EVENT_ALERT, true); -} - -void ExitWarningHandler::Hide() { - widget_.reset(); -} - -} // namespace ash |