Index: ash/devtools/window_element.cc |
diff --git a/ash/devtools/window_element.cc b/ash/devtools/window_element.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..fa9ee2c76c51648a1b84aa49348f55de28565c59 |
--- /dev/null |
+++ b/ash/devtools/window_element.cc |
@@ -0,0 +1,100 @@ |
+// Copyright 2017 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/devtools/window_element.h" |
+ |
+#include "ash/devtools/ui_element_delegate.h" |
+#include "ui/aura/window.h" |
+ |
+namespace ash { |
+namespace devtools { |
+namespace { |
+ |
+int GetIndexOfChildInParent(aura::Window* window) { |
+ const aura::Window::Windows& siblings = window->parent()->children(); |
+ auto it = std::find(siblings.begin(), siblings.end(), window); |
+ DCHECK(it != siblings.end()); |
+ return std::distance(siblings.begin(), it); |
+} |
+ |
+} // namespace |
+ |
+WindowElement::WindowElement(aura::Window* window, |
+ UIElementDelegate* ui_element_delegate, |
+ UIElement* parent) |
+ : UIElement(UIElementType::WINDOW, ui_element_delegate, parent), |
+ window_(window) { |
+ if (window) |
+ window_->AddObserver(this); |
+} |
+ |
+WindowElement::~WindowElement() { |
+ if (window_) |
+ window_->RemoveObserver(this); |
+} |
+ |
+// Handles removing window_. |
+void WindowElement::OnWindowHierarchyChanging( |
+ const aura::WindowObserver::HierarchyChangeParams& params) { |
+ if (params.target == window_) { |
+ parent()->RemoveChild(this); |
+ delete this; |
+ } |
+} |
+ |
+// Handles adding window_. |
+void WindowElement::OnWindowHierarchyChanged( |
+ const aura::WindowObserver::HierarchyChangeParams& params) { |
+ if (window_ == params.new_parent && params.receiver == params.new_parent) { |
+ if (delegate()->IsHighlightingWindow(params.target)) |
+ return; |
+ AddChild(new WindowElement(params.target, delegate(), this), |
+ children().empty() ? nullptr : children().back()); |
+ } |
+} |
+ |
+void WindowElement::OnWindowStackingChanged(aura::Window* window) { |
+ DCHECK_EQ(window_, window); |
+ parent()->ReorderChild(this, GetIndexOfChildInParent(window)); |
+} |
+ |
+void WindowElement::OnWindowBoundsChanged(aura::Window* window, |
+ const gfx::Rect& old_bounds, |
+ const gfx::Rect& new_bounds) { |
+ DCHECK_EQ(window_, window); |
+ delegate()->OnUIElementBoundsChanged(this); |
+} |
+ |
+void WindowElement::GetBounds(gfx::Rect* bounds) const { |
+ *bounds = window_->bounds(); |
+} |
+ |
+void WindowElement::SetBounds(const gfx::Rect& bounds) { |
+ window_->SetBounds(bounds); |
+} |
+ |
+void WindowElement::GetVisible(bool* visible) const { |
+ *visible = window_->IsVisible(); |
+} |
+ |
+void WindowElement::SetVisible(bool visible) { |
+ if (visible) |
+ window_->Show(); |
+ else |
+ window_->Hide(); |
+} |
+ |
+std::pair<aura::Window*, gfx::Rect> WindowElement::GetNodeWindowAndBounds() |
+ const { |
+ return std::make_pair(window_, window_->GetBoundsInScreen()); |
+} |
+ |
+// static |
+aura::Window* WindowElement::From(UIElement* element) { |
+ DCHECK_EQ(UIElementType::WINDOW, element->type()); |
+ return static_cast<WindowElement*>(element)->window_; |
+} |
+ |
+} // namespace devtools |
+} // namespace ash |