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Unified Diff: ash/common/focus_cycler.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/focus_cycler.cc
diff --git a/ash/common/focus_cycler.cc b/ash/common/focus_cycler.cc
deleted file mode 100644
index 5ef50d4f8f6822e794a11110582a610e5bc41142..0000000000000000000000000000000000000000
--- a/ash/common/focus_cycler.cc
+++ /dev/null
@@ -1,114 +0,0 @@
-// Copyright (c) 2012 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/focus_cycler.h"
-
-#include "ash/common/wm/mru_window_tracker.h"
-#include "ash/common/wm/window_state.h"
-#include "ash/common/wm_shell.h"
-#include "ash/common/wm_window.h"
-#include "ui/views/accessible_pane_view.h"
-#include "ui/views/focus/focus_search.h"
-#include "ui/views/widget/widget.h"
-#include "ui/wm/public/activation_client.h"
-
-namespace ash {
-
-namespace {
-
-bool HasFocusableWindow() {
- return !WmShell::Get()->mru_window_tracker()->BuildMruWindowList().empty();
-}
-
-} // namespace
-
-FocusCycler::FocusCycler() : widget_activating_(nullptr) {}
-
-FocusCycler::~FocusCycler() {}
-
-void FocusCycler::AddWidget(views::Widget* widget) {
- widgets_.push_back(widget);
-}
-
-void FocusCycler::RemoveWidget(views::Widget* widget) {
- auto iter = std::find(widgets_.begin(), widgets_.end(), widget);
- if (iter != widgets_.end())
- widgets_.erase(iter);
-}
-
-void FocusCycler::RotateFocus(Direction direction) {
- WmWindow* window = WmShell::Get()->GetActiveWindow();
- if (window) {
- views::Widget* widget = window->GetInternalWidget();
- // First try to rotate focus within the active widget. If that succeeds,
- // we're done.
- if (widget &&
- widget->GetFocusManager()->RotatePaneFocus(
- direction == BACKWARD ? views::FocusManager::kBackward
- : views::FocusManager::kForward,
- views::FocusManager::kNoWrap)) {
- return;
- }
- }
-
- const bool has_window = HasFocusableWindow();
- int index = 0;
- int count = static_cast<int>(widgets_.size());
- int browser_index = has_window ? count : -1;
-
- for (; index < count; ++index) {
- if (widgets_[index]->IsActive())
- break;
- }
-
- int start_index = index;
-
- if (has_window)
- ++count;
-
- for (;;) {
- if (direction == FORWARD)
- index = (index + 1) % count;
- else
- index = ((index - 1) + count) % count;
-
- // Ensure that we don't loop more than once.
- if (index == start_index)
- break;
-
- if (index == browser_index) {
- // Activate the most recently active browser window.
- MruWindowTracker::WindowList mru_windows(
- WmShell::Get()->mru_window_tracker()->BuildMruWindowList());
- if (mru_windows.empty())
- break;
- WmWindow* window = mru_windows.front();
- window->GetWindowState()->Activate();
- views::Widget* widget = window->GetInternalWidget();
- if (!widget)
- break;
- views::FocusManager* focus_manager = widget->GetFocusManager();
- focus_manager->ClearFocus();
- focus_manager->RotatePaneFocus(direction == BACKWARD
- ? views::FocusManager::kBackward
- : views::FocusManager::kForward,
- views::FocusManager::kWrap);
- break;
- } else {
- if (FocusWidget(widgets_[index]))
- break;
- }
- }
-}
-
-bool FocusCycler::FocusWidget(views::Widget* widget) {
- // Note: It is not necessary to set the focus directly to the pane since that
- // will be taken care of by the widget activation.
- widget_activating_ = widget;
- widget->Activate();
- widget_activating_ = NULL;
- return widget->IsActive();
-}
-
-} // namespace ash
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