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Unified Diff: ash/common/devtools/ash_devtools_dom_agent.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/devtools/ash_devtools_dom_agent.cc
diff --git a/ash/common/devtools/ash_devtools_dom_agent.cc b/ash/common/devtools/ash_devtools_dom_agent.cc
deleted file mode 100644
index 79aa433944d49c29a9b175d30cc40baccf143619..0000000000000000000000000000000000000000
--- a/ash/common/devtools/ash_devtools_dom_agent.cc
+++ /dev/null
@@ -1,532 +0,0 @@
-// Copyright 2016 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/devtools/ash_devtools_dom_agent.h"
-
-#include "ash/common/wm_window.h"
-#include "ash/public/cpp/shell_window_ids.h"
-#include "ash/root_window_controller.h"
-#include "components/ui_devtools/devtools_server.h"
-#include "third_party/skia/include/core/SkColor.h"
-#include "ui/display/display.h"
-#include "ui/views/background.h"
-#include "ui/views/border.h"
-
-namespace ash {
-namespace devtools {
-
-namespace {
-using namespace ui::devtools::protocol;
-// TODO(mhashmi): Make ids reusable
-DOM::NodeId node_ids = 1;
-
-std::unique_ptr<DOM::Node> BuildNode(
- const std::string& name,
- std::unique_ptr<Array<std::string>> attributes,
- std::unique_ptr<Array<DOM::Node>> children) {
- constexpr int kDomElementNodeType = 1;
- std::unique_ptr<DOM::Node> node = DOM::Node::create()
- .setNodeId(node_ids++)
- .setNodeName(name)
- .setNodeType(kDomElementNodeType)
- .setAttributes(std::move(attributes))
- .build();
- node->setChildNodeCount(children->length());
- node->setChildren(std::move(children));
- return node;
-}
-
-std::unique_ptr<Array<std::string>> GetAttributes(const ash::WmWindow* window) {
- std::unique_ptr<Array<std::string>> attributes = Array<std::string>::create();
- attributes->addItem("name");
- attributes->addItem(window->GetName());
- attributes->addItem("active");
- attributes->addItem(window->IsActive() ? "true" : "false");
- return attributes;
-}
-
-std::unique_ptr<Array<std::string>> GetAttributes(const views::Widget* widget) {
- std::unique_ptr<Array<std::string>> attributes = Array<std::string>::create();
- attributes->addItem("name");
- attributes->addItem(widget->GetName());
- attributes->addItem("active");
- attributes->addItem(widget->IsActive() ? "true" : "false");
- return attributes;
-}
-
-std::unique_ptr<Array<std::string>> GetAttributes(const views::View* view) {
- std::unique_ptr<Array<std::string>> attributes = Array<std::string>::create();
- attributes->addItem("name");
- attributes->addItem(view->GetClassName());
- return attributes;
-}
-
-WmWindow* FindPreviousSibling(WmWindow* window) {
- std::vector<WmWindow*> siblings = window->GetParent()->GetChildren();
- std::vector<WmWindow*>::iterator it =
- std::find(siblings.begin(), siblings.end(), window);
- DCHECK(it != siblings.end());
- // If this is the first child of its parent, the previous sibling is null
- return it == siblings.begin() ? nullptr : *std::prev(it);
-}
-
-views::View* FindPreviousSibling(views::View* view) {
- views::View* parent = view->parent();
- int view_index = -1;
- for (int i = 0, count = parent->child_count(); i < count; i++) {
- if (view == parent->child_at(i)) {
- view_index = i;
- break;
- }
- }
- DCHECK_GE(view_index, 0);
- return view_index == 0 ? nullptr : parent->child_at(view_index - 1);
-}
-
-int MaskColor(int value) {
- return value & 0xff;
-}
-
-SkColor RGBAToSkColor(DOM::RGBA* rgba) {
- if (!rgba)
- return SkColorSetARGB(0, 0, 0, 0);
- // Default alpha value is 0 (not visible) and need to convert alpha decimal
- // percentage value to hex
- return SkColorSetARGB(MaskColor(static_cast<int>(rgba->getA(0) * 255)),
- MaskColor(rgba->getR()), MaskColor(rgba->getG()),
- MaskColor(rgba->getB()));
-}
-
-views::Widget* GetWidgetFromWmWindow(WmWindow* window) {
- return views::Widget::GetWidgetForNativeView(window->aura_window());
-}
-
-} // namespace
-
-AshDevToolsDOMAgent::AshDevToolsDOMAgent(ash::WmShell* shell) : shell_(shell) {
- DCHECK(shell_);
-}
-
-AshDevToolsDOMAgent::~AshDevToolsDOMAgent() {
- RemoveObservers();
-}
-
-ui::devtools::protocol::Response AshDevToolsDOMAgent::disable() {
- Reset();
- return ui::devtools::protocol::Response::OK();
-}
-
-ui::devtools::protocol::Response AshDevToolsDOMAgent::getDocument(
- std::unique_ptr<ui::devtools::protocol::DOM::Node>* out_root) {
- *out_root = BuildInitialTree();
- return ui::devtools::protocol::Response::OK();
-}
-
-ui::devtools::protocol::Response AshDevToolsDOMAgent::highlightNode(
- std::unique_ptr<ui::devtools::protocol::DOM::HighlightConfig>
- highlight_config,
- ui::devtools::protocol::Maybe<int> node_id) {
- return HighlightNode(std::move(highlight_config), node_id.fromJust());
-}
-
-ui::devtools::protocol::Response AshDevToolsDOMAgent::hideHighlight() {
- if (widget_for_highlighting_ && widget_for_highlighting_->IsVisible())
- widget_for_highlighting_->Hide();
- return ui::devtools::protocol::Response::OK();
-}
-
-// Handles removing windows.
-void AshDevToolsDOMAgent::OnWindowHierarchyChanging(
- const HierarchyChangeParams& params) {
- // Only trigger this when params.receiver == params.old_parent.
- // Only removals are handled here. Removing a node can occur as a result of
- // reorganizing a window or just destroying it. OnWindowHierarchyChanged
- // is only called if there is a new_parent. The only case this method isn't
- // called is when adding a node because old_parent is then null.
- // Finally, We only trigger this 0 or 1 times as an old_parent will
- // either exist and only call this callback once, or not at all.
- if (params.receiver == params.old_parent)
- RemoveWindowTree(WmWindow::Get(params.target), true);
-}
-
-// Handles adding windows.
-void AshDevToolsDOMAgent::OnWindowHierarchyChanged(
- const HierarchyChangeParams& params) {
- // Only trigger this when params.receiver == params.new_parent.
- // If there is an old_parent + new_parent, then this window's node was
- // removed in OnWindowHierarchyChanging and will now be added to the
- // new_parent. If there is only a new_parent, OnWindowHierarchyChanging is
- // never called and the window is only added here.
- if (params.receiver == params.new_parent)
- AddWindowTree(WmWindow::Get(params.target));
-}
-
-void AshDevToolsDOMAgent::OnWindowStackingChanged(aura::Window* window) {
- RemoveWindowTree(WmWindow::Get(window), false);
- AddWindowTree(WmWindow::Get(window));
-}
-
-void AshDevToolsDOMAgent::OnWindowBoundsChanged(aura::Window* window,
- const gfx::Rect& old_bounds,
- const gfx::Rect& new_bounds) {
- for (auto& observer : observers_)
- observer.OnWindowBoundsChanged(WmWindow::Get(window));
-}
-
-void AshDevToolsDOMAgent::OnWillRemoveView(views::Widget* widget,
- views::View* view) {
- if (view == widget->GetRootView())
- RemoveViewTree(view, nullptr, true);
-}
-
-void AshDevToolsDOMAgent::OnWidgetBoundsChanged(views::Widget* widget,
- const gfx::Rect& new_bounds) {
- for (auto& observer : observers_)
- observer.OnWidgetBoundsChanged(widget);
-}
-
-void AshDevToolsDOMAgent::OnChildViewRemoved(views::View* view,
- views::View* parent) {
- RemoveViewTree(view, parent, true);
-}
-
-void AshDevToolsDOMAgent::OnChildViewAdded(views::View* view) {
- AddViewTree(view);
-}
-
-void AshDevToolsDOMAgent::OnChildViewReordered(views::View* view) {
- RemoveViewTree(view, view->parent(), false);
- AddViewTree(view);
-}
-
-void AshDevToolsDOMAgent::OnViewBoundsChanged(views::View* view) {
- for (auto& observer : observers_)
- observer.OnViewBoundsChanged(view);
-}
-
-WmWindow* AshDevToolsDOMAgent::GetWindowFromNodeId(int nodeId) {
- return node_id_to_window_map_.count(nodeId) ? node_id_to_window_map_[nodeId]
- : nullptr;
-}
-
-views::Widget* AshDevToolsDOMAgent::GetWidgetFromNodeId(int nodeId) {
- return node_id_to_widget_map_.count(nodeId) ? node_id_to_widget_map_[nodeId]
- : nullptr;
-}
-
-views::View* AshDevToolsDOMAgent::GetViewFromNodeId(int nodeId) {
- return node_id_to_view_map_.count(nodeId) ? node_id_to_view_map_[nodeId]
- : nullptr;
-}
-
-int AshDevToolsDOMAgent::GetNodeIdFromWindow(WmWindow* window) {
- DCHECK(window_to_node_id_map_.count(window));
- return window_to_node_id_map_[window];
-}
-
-int AshDevToolsDOMAgent::GetNodeIdFromWidget(views::Widget* widget) {
- DCHECK(widget_to_node_id_map_.count(widget));
- return widget_to_node_id_map_[widget];
-}
-
-int AshDevToolsDOMAgent::GetNodeIdFromView(views::View* view) {
- DCHECK(view_to_node_id_map_.count(view));
- return view_to_node_id_map_[view];
-}
-
-void AshDevToolsDOMAgent::AddObserver(AshDevToolsDOMAgentObserver* observer) {
- observers_.AddObserver(observer);
-}
-
-void AshDevToolsDOMAgent::RemoveObserver(
- AshDevToolsDOMAgentObserver* observer) {
- observers_.RemoveObserver(observer);
-}
-
-std::unique_ptr<ui::devtools::protocol::DOM::Node>
-AshDevToolsDOMAgent::BuildInitialTree() {
- std::unique_ptr<Array<DOM::Node>> children = Array<DOM::Node>::create();
- for (ash::WmWindow* window : shell_->GetAllRootWindows())
- children->addItem(BuildTreeForWindow(window));
- return BuildNode("root", nullptr, std::move(children));
-}
-
-std::unique_ptr<DOM::Node> AshDevToolsDOMAgent::BuildTreeForWindow(
- ash::WmWindow* window) {
- DCHECK(!window_to_node_id_map_.count(window));
- std::unique_ptr<Array<DOM::Node>> children = Array<DOM::Node>::create();
- views::Widget* widget = GetWidgetFromWmWindow(window);
- if (widget)
- children->addItem(BuildTreeForRootWidget(widget));
- for (ash::WmWindow* child : window->GetChildren()) {
- if (!IsHighlightingWindow(child))
- children->addItem(BuildTreeForWindow(child));
- }
-
- std::unique_ptr<ui::devtools::protocol::DOM::Node> node =
- BuildNode("Window", GetAttributes(window), std::move(children));
- if (!window->aura_window()->HasObserver(this))
- window->aura_window()->AddObserver(this);
- window_to_node_id_map_[window] = node->getNodeId();
- node_id_to_window_map_[node->getNodeId()] = window;
- return node;
-}
-
-std::unique_ptr<DOM::Node> AshDevToolsDOMAgent::BuildTreeForRootWidget(
- views::Widget* widget) {
- DCHECK(!widget_to_node_id_map_.count(widget));
- std::unique_ptr<Array<DOM::Node>> children = Array<DOM::Node>::create();
- children->addItem(BuildTreeForView(widget->GetRootView()));
- std::unique_ptr<ui::devtools::protocol::DOM::Node> node =
- BuildNode("Widget", GetAttributes(widget), std::move(children));
- if (!widget->HasRemovalsObserver(this))
- widget->AddRemovalsObserver(this);
- widget_to_node_id_map_[widget] = node->getNodeId();
- node_id_to_widget_map_[node->getNodeId()] = widget;
- return node;
-}
-
-std::unique_ptr<DOM::Node> AshDevToolsDOMAgent::BuildTreeForView(
- views::View* view) {
- DCHECK(!view_to_node_id_map_.count(view));
- std::unique_ptr<Array<DOM::Node>> children = Array<DOM::Node>::create();
- for (int i = 0, count = view->child_count(); i < count; i++)
- children->addItem(BuildTreeForView(view->child_at(i)));
- std::unique_ptr<ui::devtools::protocol::DOM::Node> node =
- BuildNode("View", GetAttributes(view), std::move(children));
- if (!view->HasObserver(this))
- view->AddObserver(this);
- view_to_node_id_map_[view] = node->getNodeId();
- node_id_to_view_map_[node->getNodeId()] = view;
- return node;
-}
-
-void AshDevToolsDOMAgent::AddWindowTree(WmWindow* window) {
- if (IsHighlightingWindow(window))
- return;
-
- DCHECK(window_to_node_id_map_.count(window->GetParent()));
- WmWindow* prev_sibling = FindPreviousSibling(window);
- frontend()->childNodeInserted(
- window_to_node_id_map_[window->GetParent()],
- prev_sibling ? window_to_node_id_map_[prev_sibling] : 0,
- BuildTreeForWindow(window));
-}
-
-void AshDevToolsDOMAgent::RemoveWindowTree(WmWindow* window,
- bool remove_observer) {
- DCHECK(window);
- if (IsHighlightingWindow(window))
- return;
-
- if (GetWidgetFromWmWindow(window))
- RemoveWidgetTree(GetWidgetFromWmWindow(window), remove_observer);
-
- for (ash::WmWindow* child : window->GetChildren())
- RemoveWindowTree(child, remove_observer);
-
- RemoveWindowNode(window, remove_observer);
-}
-
-void AshDevToolsDOMAgent::RemoveWindowNode(WmWindow* window,
- bool remove_observer) {
- WindowToNodeIdMap::iterator window_to_node_id_it =
- window_to_node_id_map_.find(window);
- DCHECK(window_to_node_id_it != window_to_node_id_map_.end());
-
- int node_id = window_to_node_id_it->second;
- int parent_id = GetNodeIdFromWindow(window->GetParent());
-
- NodeIdToWindowMap::iterator node_id_to_window_it =
- node_id_to_window_map_.find(node_id);
- DCHECK(node_id_to_window_it != node_id_to_window_map_.end());
-
- if (remove_observer)
- window->aura_window()->RemoveObserver(this);
-
- node_id_to_window_map_.erase(node_id_to_window_it);
- window_to_node_id_map_.erase(window_to_node_id_it);
- frontend()->childNodeRemoved(parent_id, node_id);
-}
-
-void AshDevToolsDOMAgent::RemoveWidgetTree(views::Widget* widget,
- bool remove_observer) {
- DCHECK(widget);
- if (widget->GetRootView())
- RemoveViewTree(widget->GetRootView(), nullptr, remove_observer);
- RemoveWidgetNode(widget, remove_observer);
-}
-
-void AshDevToolsDOMAgent::RemoveWidgetNode(views::Widget* widget,
- bool remove_observer) {
- WidgetToNodeIdMap::iterator widget_to_node_id_it =
- widget_to_node_id_map_.find(widget);
- DCHECK(widget_to_node_id_it != widget_to_node_id_map_.end());
-
- int node_id = widget_to_node_id_it->second;
- int parent_id = GetNodeIdFromWindow(WmWindow::Get(widget->GetNativeWindow()));
-
- if (remove_observer)
- widget->RemoveRemovalsObserver(this);
-
- NodeIdToWidgetMap::iterator node_id_to_widget_it =
- node_id_to_widget_map_.find(node_id);
- DCHECK(node_id_to_widget_it != node_id_to_widget_map_.end());
-
- widget_to_node_id_map_.erase(widget_to_node_id_it);
- node_id_to_widget_map_.erase(node_id_to_widget_it);
- frontend()->childNodeRemoved(parent_id, node_id);
-}
-
-void AshDevToolsDOMAgent::AddViewTree(views::View* view) {
- DCHECK(view_to_node_id_map_.count(view->parent()));
- views::View* prev_sibling = FindPreviousSibling(view);
- frontend()->childNodeInserted(
- view_to_node_id_map_[view->parent()],
- prev_sibling ? view_to_node_id_map_[prev_sibling] : 0,
- BuildTreeForView(view));
-}
-
-void AshDevToolsDOMAgent::RemoveViewTree(views::View* view,
- views::View* parent,
- bool remove_observer) {
- DCHECK(view);
- for (int i = 0, count = view->child_count(); i < count; i++)
- RemoveViewTree(view->child_at(i), view, remove_observer);
- RemoveViewNode(view, parent, remove_observer);
-}
-
-void AshDevToolsDOMAgent::RemoveViewNode(views::View* view,
- views::View* parent,
- bool remove_observer) {
- ViewToNodeIdMap::iterator view_to_node_id_it =
- view_to_node_id_map_.find(view);
- DCHECK(view_to_node_id_it != view_to_node_id_map_.end());
-
- int node_id = view_to_node_id_it->second;
- int parent_id = 0;
- if (parent)
- parent_id = GetNodeIdFromView(parent);
- else // views::RootView
- parent_id = GetNodeIdFromWidget(view->GetWidget());
-
- if (remove_observer)
- view->RemoveObserver(this);
-
- NodeIdToViewMap::iterator node_id_to_view_it =
- node_id_to_view_map_.find(node_id);
- DCHECK(node_id_to_view_it != node_id_to_view_map_.end());
-
- view_to_node_id_map_.erase(view_to_node_id_it);
- node_id_to_view_map_.erase(node_id_to_view_it);
- frontend()->childNodeRemoved(parent_id, node_id);
-}
-
-void AshDevToolsDOMAgent::RemoveObservers() {
- for (auto& pair : window_to_node_id_map_)
- pair.first->aura_window()->RemoveObserver(this);
- for (auto& pair : widget_to_node_id_map_)
- pair.first->RemoveRemovalsObserver(this);
- for (auto& pair : view_to_node_id_map_)
- pair.first->RemoveObserver(this);
-}
-
-void AshDevToolsDOMAgent::Reset() {
- RemoveObservers();
- widget_for_highlighting_.reset();
- window_to_node_id_map_.clear();
- widget_to_node_id_map_.clear();
- view_to_node_id_map_.clear();
- node_id_to_window_map_.clear();
- node_id_to_widget_map_.clear();
- node_id_to_view_map_.clear();
- node_ids = 1;
-}
-
-AshDevToolsDOMAgent::WindowAndBoundsPair
-AshDevToolsDOMAgent::GetNodeWindowAndBounds(int node_id) {
- WmWindow* window = GetWindowFromNodeId(node_id);
- if (window)
- return std::make_pair(window, window->GetBoundsInScreen());
-
- views::Widget* widget = GetWidgetFromNodeId(node_id);
- if (widget) {
- return std::make_pair(WmWindow::Get(widget->GetNativeWindow()),
- widget->GetWindowBoundsInScreen());
- }
-
- views::View* view = GetViewFromNodeId(node_id);
- if (view) {
- gfx::Rect bounds = view->GetBoundsInScreen();
- return std::make_pair(WmWindow::Get(view->GetWidget()->GetNativeWindow()),
- bounds);
- }
-
- return std::make_pair(nullptr, gfx::Rect());
-}
-
-void AshDevToolsDOMAgent::InitializeHighlightingWidget() {
- DCHECK(!widget_for_highlighting_);
- widget_for_highlighting_.reset(new views::Widget);
- views::Widget::InitParams params;
- params.type = views::Widget::InitParams::TYPE_WINDOW_FRAMELESS;
- params.activatable = views::Widget::InitParams::ACTIVATABLE_NO;
- params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
- params.opacity = views::Widget::InitParams::WindowOpacity::TRANSLUCENT_WINDOW;
- params.name = "HighlightingWidget";
- shell_->GetPrimaryRootWindowController()
- ->ConfigureWidgetInitParamsForContainer(widget_for_highlighting_.get(),
- kShellWindowId_OverlayContainer,
- &params);
- params.keep_on_top = true;
- params.accept_events = false;
- widget_for_highlighting_->Init(params);
-}
-
-void AshDevToolsDOMAgent::UpdateHighlight(
- const WindowAndBoundsPair& window_and_bounds,
- SkColor background,
- SkColor border) {
- constexpr int kBorderThickness = 1;
- views::View* root_view = widget_for_highlighting_->GetRootView();
- root_view->SetBorder(views::CreateSolidBorder(kBorderThickness, border));
- root_view->set_background(
- views::Background::CreateSolidBackground(background));
- WmWindow::Get(widget_for_highlighting_->GetNativeWindow())
- ->SetBoundsInScreen(window_and_bounds.second,
- window_and_bounds.first->GetDisplayNearestWindow());
-}
-
-ui::devtools::protocol::Response AshDevToolsDOMAgent::HighlightNode(
- std::unique_ptr<ui::devtools::protocol::DOM::HighlightConfig>
- highlight_config,
- int node_id) {
- if (!widget_for_highlighting_)
- InitializeHighlightingWidget();
-
- WindowAndBoundsPair window_and_bounds(GetNodeWindowAndBounds(node_id));
-
- if (!window_and_bounds.first)
- return ui::devtools::protocol::Response::Error(
- "No node found with that id");
-
- SkColor border_color =
- RGBAToSkColor(highlight_config->getBorderColor(nullptr));
- SkColor content_color =
- RGBAToSkColor(highlight_config->getContentColor(nullptr));
- UpdateHighlight(window_and_bounds, content_color, border_color);
-
- if (!widget_for_highlighting_->IsVisible())
- widget_for_highlighting_->Show();
-
- return ui::devtools::protocol::Response::OK();
-}
-
-bool AshDevToolsDOMAgent::IsHighlightingWindow(WmWindow* window) {
- return widget_for_highlighting_ &&
- GetWidgetFromWmWindow(window) == widget_for_highlighting_.get();
-}
-
-} // namespace devtools
-} // namespace ash
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