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Unified Diff: ash/common/shelf/shelf_tooltip_manager.cc

Issue 2736573002: chromeos: Move files in //ash/common to //ash, part 2 (Closed)
Patch Set: Created 3 years, 9 months ago
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Index: ash/common/shelf/shelf_tooltip_manager.cc
diff --git a/ash/common/shelf/shelf_tooltip_manager.cc b/ash/common/shelf/shelf_tooltip_manager.cc
deleted file mode 100644
index 8cab3d316cc7f1a50cc849cf4d24ce91c7a25697..0000000000000000000000000000000000000000
--- a/ash/common/shelf/shelf_tooltip_manager.cc
+++ /dev/null
@@ -1,263 +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/common/shelf/shelf_tooltip_manager.h"
-
-#include "ash/common/shelf/shelf_view.h"
-#include "ash/common/shelf/wm_shelf.h"
-#include "ash/common/wm_shell.h"
-#include "ash/common/wm_window.h"
-#include "ash/public/cpp/shell_window_ids.h"
-#include "ash/root_window_controller.h"
-#include "ash/system/tray/tray_constants.h"
-#include "base/bind.h"
-#include "base/strings/string16.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "base/time/time.h"
-#include "ui/base/material_design/material_design_controller.h"
-#include "ui/events/event.h"
-#include "ui/events/event_constants.h"
-#include "ui/gfx/geometry/insets.h"
-#include "ui/views/bubble/bubble_dialog_delegate.h"
-#include "ui/views/controls/label.h"
-#include "ui/views/layout/fill_layout.h"
-#include "ui/views/widget/widget.h"
-
-namespace ash {
-namespace {
-
-const int kTooltipAppearanceDelay = 1000; // msec
-
-// Tooltip layout constants.
-
-// Shelf item tooltip height.
-const int kTooltipHeight = 24;
-
-// The maximum width of the tooltip bubble. Borrowed the value from
-// ash/tooltip/tooltip_controller.cc
-const int kTooltipMaxWidth = 250;
-
-// Shelf item tooltip internal text margins.
-const int kTooltipTopBottomMargin = 4;
-const int kTooltipLeftRightMargin = 8;
-
-// The offset for the tooltip bubble - making sure that the bubble is spaced
-// with a fixed gap. The gap is accounted for by the transparent arrow in the
-// bubble and an additional 1px padding for the shelf item views.
-const int kArrowTopBottomOffset = 1;
-const int kArrowLeftRightOffset = 1;
-
-// Tooltip's border interior thickness that defines its minimum height.
-const int kBorderInteriorThickness = kTooltipHeight / 2;
-
-} // namespace
-
-// The implementation of tooltip of the launcher.
-class ShelfTooltipManager::ShelfTooltipBubble
- : public views::BubbleDialogDelegateView {
- public:
- ShelfTooltipBubble(views::View* anchor,
- views::BubbleBorder::Arrow arrow,
- const base::string16& text)
- : views::BubbleDialogDelegateView(anchor, arrow) {
- set_close_on_deactivate(false);
- set_can_activate(false);
- set_accept_events(false);
- set_margins(gfx::Insets(kTooltipTopBottomMargin, kTooltipLeftRightMargin));
- set_shadow(views::BubbleBorder::NO_ASSETS);
- SetLayoutManager(new views::FillLayout());
- views::Label* label = new views::Label(text);
- label->SetHorizontalAlignment(gfx::ALIGN_LEFT);
- ui::NativeTheme* theme = anchor->GetWidget()->GetNativeTheme();
- label->SetEnabledColor(
- theme->GetSystemColor(ui::NativeTheme::kColorId_TooltipText));
- SkColor background_color =
- theme->GetSystemColor(ui::NativeTheme::kColorId_TooltipBackground);
- set_color(background_color);
- label->SetBackgroundColor(background_color);
- // The background is not opaque, so we can't do subpixel rendering.
- label->SetSubpixelRenderingEnabled(false);
- AddChildView(label);
-
- gfx::Insets insets(kArrowTopBottomOffset, kArrowLeftRightOffset);
- // Adjust the anchor location for asymmetrical borders of shelf item.
- if (anchor->border())
- insets += anchor->border()->GetInsets();
- if (ui::MaterialDesignController::IsSecondaryUiMaterial())
- insets += gfx::Insets(-kBubblePaddingHorizontalBottom);
- set_anchor_view_insets(insets);
-
- views::BubbleDialogDelegateView::CreateBubble(this);
- if (!ui::MaterialDesignController::IsSecondaryUiMaterial()) {
- // These must both be called after CreateBubble.
- SetArrowPaintType(views::BubbleBorder::PAINT_TRANSPARENT);
- SetBorderInteriorThickness(kBorderInteriorThickness);
- }
- }
-
- private:
- // BubbleDialogDelegateView overrides:
- gfx::Size GetPreferredSize() const override {
- const gfx::Size size = BubbleDialogDelegateView::GetPreferredSize();
- const int kTooltipMinHeight = kTooltipHeight - 2 * kTooltipTopBottomMargin;
- return gfx::Size(std::min(size.width(), kTooltipMaxWidth),
- std::max(size.height(), kTooltipMinHeight));
- }
-
- void OnBeforeBubbleWidgetInit(views::Widget::InitParams* params,
- views::Widget* bubble_widget) const override {
- // Place the bubble in the same display as the anchor.
- WmWindow::Get(anchor_widget()->GetNativeWindow())
- ->GetRootWindowController()
- ->ConfigureWidgetInitParamsForContainer(
- bubble_widget, kShellWindowId_SettingBubbleContainer, params);
- }
-
- int GetDialogButtons() const override { return ui::DIALOG_BUTTON_NONE; }
-
- DISALLOW_COPY_AND_ASSIGN(ShelfTooltipBubble);
-};
-
-ShelfTooltipManager::ShelfTooltipManager(ShelfView* shelf_view)
- : timer_delay_(kTooltipAppearanceDelay),
- shelf_view_(shelf_view),
- bubble_(nullptr),
- weak_factory_(this) {
- shelf_view_->wm_shelf()->AddObserver(this);
- WmShell::Get()->AddPointerWatcher(this,
- views::PointerWatcherEventTypes::BASIC);
-}
-
-ShelfTooltipManager::~ShelfTooltipManager() {
- WmShell::Get()->RemovePointerWatcher(this);
- shelf_view_->wm_shelf()->RemoveObserver(this);
- WmWindow* window = nullptr;
- if (shelf_view_->GetWidget())
- window = WmWindow::Get(shelf_view_->GetWidget()->GetNativeWindow());
- if (window)
- window->RemoveLimitedPreTargetHandler(this);
-}
-
-void ShelfTooltipManager::Init() {
- WmWindow* window = WmWindow::Get(shelf_view_->GetWidget()->GetNativeWindow());
- window->AddLimitedPreTargetHandler(this);
-}
-
-void ShelfTooltipManager::Close() {
- timer_.Stop();
- if (bubble_)
- bubble_->GetWidget()->Close();
- bubble_ = nullptr;
-}
-
-bool ShelfTooltipManager::IsVisible() const {
- return bubble_ && bubble_->GetWidget()->IsVisible();
-}
-
-views::View* ShelfTooltipManager::GetCurrentAnchorView() const {
- return bubble_ ? bubble_->GetAnchorView() : nullptr;
-}
-
-void ShelfTooltipManager::ShowTooltip(views::View* view) {
- timer_.Stop();
- if (bubble_) {
- // Cancel the hiding animation to hide the old bubble immediately.
- WmWindow::Get(bubble_->GetWidget()->GetNativeWindow())
- ->SetVisibilityAnimationTransition(::wm::ANIMATE_NONE);
- Close();
- }
-
- if (!ShouldShowTooltipForView(view))
- return;
-
- views::BubbleBorder::Arrow arrow = views::BubbleBorder::Arrow::NONE;
- switch (shelf_view_->wm_shelf()->GetAlignment()) {
- case SHELF_ALIGNMENT_BOTTOM:
- case SHELF_ALIGNMENT_BOTTOM_LOCKED:
- arrow = views::BubbleBorder::BOTTOM_CENTER;
- break;
- case SHELF_ALIGNMENT_LEFT:
- arrow = views::BubbleBorder::LEFT_CENTER;
- break;
- case SHELF_ALIGNMENT_RIGHT:
- arrow = views::BubbleBorder::RIGHT_CENTER;
- break;
- }
-
- base::string16 text = shelf_view_->GetTitleForView(view);
- bubble_ = new ShelfTooltipBubble(view, arrow, text);
- WmWindow* window = WmWindow::Get(bubble_->GetWidget()->GetNativeWindow());
- window->SetVisibilityAnimationType(
- ::wm::WINDOW_VISIBILITY_ANIMATION_TYPE_VERTICAL);
- window->SetVisibilityAnimationTransition(::wm::ANIMATE_HIDE);
- bubble_->GetWidget()->Show();
-}
-
-void ShelfTooltipManager::ShowTooltipWithDelay(views::View* view) {
- if (ShouldShowTooltipForView(view)) {
- timer_.Start(FROM_HERE, base::TimeDelta::FromMilliseconds(timer_delay_),
- base::Bind(&ShelfTooltipManager::ShowTooltip,
- weak_factory_.GetWeakPtr(), view));
- }
-}
-
-void ShelfTooltipManager::OnPointerEventObserved(
- const ui::PointerEvent& event,
- const gfx::Point& location_in_screen,
- views::Widget* target) {
- // Close on any press events inside or outside the tooltip.
- if (event.type() == ui::ET_POINTER_DOWN)
- Close();
-}
-
-void ShelfTooltipManager::OnMouseEvent(ui::MouseEvent* event) {
- if (event->type() == ui::ET_MOUSE_EXITED) {
- Close();
- return;
- }
-
- if (event->type() != ui::ET_MOUSE_MOVED)
- return;
-
- gfx::Point point = event->location();
- views::View::ConvertPointFromWidget(shelf_view_, &point);
- views::View* view = shelf_view_->GetTooltipHandlerForPoint(point);
- const bool should_show = ShouldShowTooltipForView(view);
-
- timer_.Stop();
- if (IsVisible() && should_show && bubble_->GetAnchorView() != view)
- ShowTooltip(view);
- else if (!IsVisible() && should_show)
- ShowTooltipWithDelay(view);
- else if (IsVisible() && shelf_view_->ShouldHideTooltip(point))
- Close();
-}
-
-void ShelfTooltipManager::WillChangeVisibilityState(
- ShelfVisibilityState new_state) {
- if (new_state == SHELF_HIDDEN)
- Close();
-}
-
-void ShelfTooltipManager::OnAutoHideStateChanged(ShelfAutoHideState new_state) {
- if (new_state == SHELF_AUTO_HIDE_HIDDEN) {
- timer_.Stop();
- // AutoHide state change happens during an event filter, so immediate close
- // may cause a crash in the HandleMouseEvent() after the filter. So we just
- // schedule the Close here.
- base::ThreadTaskRunnerHandle::Get()->PostTask(
- FROM_HERE,
- base::Bind(&ShelfTooltipManager::Close, weak_factory_.GetWeakPtr()));
- }
-}
-
-bool ShelfTooltipManager::ShouldShowTooltipForView(views::View* view) {
- WmShelf* shelf = shelf_view_ ? shelf_view_->wm_shelf() : nullptr;
- return shelf && shelf_view_->ShouldShowTooltipForView(view) &&
- (shelf->GetVisibilityState() == SHELF_VISIBLE ||
- (shelf->GetVisibilityState() == SHELF_AUTO_HIDE &&
- shelf->GetAutoHideState() == SHELF_AUTO_HIDE_SHOWN));
-}
-
-} // namespace ash
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