TouchView Mojom

ash/common/wm/maximize_mode/maximize_mode_controller.cc

Index: ash/common/wm/maximize_mode/maximize_mode_controller.cc
diff --git a/ash/common/wm/maximize_mode/maximize_mode_controller.cc b/ash/common/wm/maximize_mode/maximize_mode_controller.cc
index e2d4e0c286fd3bf7ab6d6c9d7dfd93436a2bca30..6901481c6edd6f9ace32ee383a1321e0087160dd 100644
--- a/ash/common/wm/maximize_mode/maximize_mode_controller.cc
+++ b/ash/common/wm/maximize_mode/maximize_mode_controller.cc
@@ -163,10 +163,19 @@ void MaximizeModeController::EnableMaximizeModeWindowManager(
     // to MaximizeModeController::Observer
     shell->RecordUserMetricsAction(UMA_MAXIMIZE_MODE_ENABLED);
     shell->OnMaximizeModeStarted();
+
+    observers_.ForAllPtrs([](mojom::TouchViewObserver* observer) {
+      observer->OnTouchViewToggled(true);
+    });
+
   } else {
     maximize_mode_window_manager_.reset();
     shell->RecordUserMetricsAction(UMA_MAXIMIZE_MODE_DISABLED);
     shell->OnMaximizeModeEnded();
+
+    observers_.ForAllPtrs([](mojom::TouchViewObserver* observer) {
+      observer->OnTouchViewToggled(false);
+    });
   }
 }
 
@@ -179,6 +188,11 @@ void MaximizeModeController::AddWindow(WmWindow* window) {
     maximize_mode_window_manager_->AddWindow(window);
 }
 
+void MaximizeModeController::BindRequest(
+    mojom::TouchViewManagerRequest request) {
+  bindings_.AddBinding(this, std::move(request));
+}
+
 #if defined(OS_CHROMEOS)
 void MaximizeModeController::OnAccelerometerUpdated(
     scoped_refptr<const chromeos::AccelerometerUpdate> update) {
@@ -391,6 +405,11 @@ MaximizeModeController::CurrentTouchViewIntervalType() {
   return TOUCH_VIEW_INTERVAL_INACTIVE;
 }
 
+void MaximizeModeController::AddObserver(mojom::TouchViewObserverPtr observer) {
+  observer->OnTouchViewToggled(IsMaximizeModeWindowManagerEnabled());
+  observers_.AddPtr(std::move(observer));
+}
+
 void MaximizeModeController::OnAppTerminating() {
   // The system is about to shut down, so record TouchView usage interval
   // metrics based on whether TouchView mode is currently active.