Index: mojo/services/window_manager/basic_focus_rules.h |
diff --git a/mojo/services/window_manager/basic_focus_rules.h b/mojo/services/window_manager/basic_focus_rules.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..d14a9b0dcaea2cda40c400f6fecedb8f61f619c8 |
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+// Copyright 2014 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. |
+ |
+#ifndef SERVICES_WINDOW_MANAGER_BASIC_FOCUS_RULES_H_ |
+#define SERVICES_WINDOW_MANAGER_BASIC_FOCUS_RULES_H_ |
+ |
+#include "mojo/services/window_manager/focus_rules.h" |
+ |
+namespace mojo { |
+class View; |
+} |
+ |
+namespace window_manager { |
+ |
+// The focusing rules used inside a window manager. |
+// |
+// This is intended to be a user supplyable, subclassable component passed to |
+// WindowManagerApp, allowing for the creation of other window managers. |
+class BasicFocusRules : public FocusRules { |
+ public: |
+ BasicFocusRules(mojo::View* window_container); |
+ ~BasicFocusRules() override; |
+ |
+ protected: |
+ // Overridden from mojo::FocusRules: |
+ bool SupportsChildActivation(mojo::View* view) const override; |
+ bool IsToplevelView(mojo::View* view) const override; |
+ bool CanActivateView(mojo::View* view) const override; |
+ bool CanFocusView(mojo::View* view) const override; |
+ mojo::View* GetToplevelView(mojo::View* view) const override; |
+ mojo::View* GetActivatableView(mojo::View* view) const override; |
+ mojo::View* GetFocusableView(mojo::View* view) const override; |
+ mojo::View* GetNextActivatableView(mojo::View* activatable) const override; |
+ |
+ private: |
+ bool CanFocusViewImpl(mojo::View* view) const; |
+ |
+ // Tests to see if |view| is in |window_container_|. |
+ bool IsViewParentedToWindowContainer(mojo::View* view) const; |
+ |
+ mojo::View* window_container_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(BasicFocusRules); |
+}; |
+ |
+} // namespace window_manager |
+ |
+#endif // SERVICES_WINDOW_MANAGER_BASIC_FOCUS_RULES_H_ |