OverlayPanel Manager

chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanel.java

Index: chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanel.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanel.java b/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanel.java
index 3a3a5568e0c5e49e623f231b05a6a2dcf94a97de..f10eefed984cc31dedd85a9ed232ea5e4ff7c12d 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanel.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanel.java
@@ -8,6 +8,7 @@ import android.content.Context;
 
 import org.chromium.base.VisibleForTesting;
 import org.chromium.chrome.browser.ChromeActivity;
+import org.chromium.chrome.browser.compositor.bottombar.OverlayPanelManager.PanelPriority;
 import org.chromium.chrome.browser.compositor.bottombar.contextualsearch.ContextualSearchPanelAnimation;
 import org.chromium.chrome.browser.compositor.layouts.LayoutUpdateHost;
 import org.chromium.chrome.browser.compositor.scene_layer.SceneLayer;
@@ -55,7 +56,9 @@ public class OverlayPanel extends ContextualSearchPanelAnimation
         FLING,
         OPTIN,
         OPTOUT,
-        CLOSE_BUTTON;
+        CLOSE_BUTTON,
+        SUPPRESS,
+        UNSUPPRESS;
     }
 
     /**
@@ -88,6 +91,11 @@ public class OverlayPanel extends ContextualSearchPanelAnimation
      */
     private OverlayPanelHost mOverlayPanelHost;
 
+    /**
+     * OverlayPanel manager handle for notifications of opening and closing.
+     */
+    protected OverlayPanelManager mPanelManager;
+
     // ============================================================================================
     // Constructor
     // ============================================================================================
@@ -95,10 +103,15 @@ public class OverlayPanel extends ContextualSearchPanelAnimation
     /**
      * @param context The current Android {@link Context}.
      * @param updateHost The {@link LayoutUpdateHost} used to request updates in the Layout.
+     * @param panelManager The {@link OverlayPanelManager} responsible for showing panels.
      */
-    public OverlayPanel(Context context, LayoutUpdateHost updateHost) {
+    public OverlayPanel(Context context, LayoutUpdateHost updateHost,
+                OverlayPanelManager panelManager) {
         super(context, updateHost);
         mContentFactory = this;
+
+        mPanelManager = panelManager;
+        mPanelManager.registerPanel(this);
     }
 
     /**
@@ -110,6 +123,7 @@ public class OverlayPanel extends ContextualSearchPanelAnimation
 
     @Override
     protected void onClosed(StateChangeReason reason) {
+        mPanelManager.notifyPanelClosed(this, reason);
         destroy();
     }
 
@@ -144,6 +158,23 @@ public class OverlayPanel extends ContextualSearchPanelAnimation
     }
 
     /**
+     * Request that this panel be shown.
+     * @param reason The reason the panel is being shown.
+     */
+    public void requestPanelShow(StateChangeReason reason) {
+        if (mPanelManager != null) {
+            mPanelManager.requestPanelShow(this, reason);
+        }
+    }
+
+    @Override
+    public void peekPanel(StateChangeReason reason) {
+        // TODO(mdjones): This is making a protected API public and should be removed. Animation
+        // should only be controlled by the OverlayPanelManager.
+        super.peekPanel(reason);
+    }
+
+    /**
      * @param url The URL that the panel should load.
      */
     public void loadUrlInPanel(String url) {
@@ -173,6 +204,37 @@ public class OverlayPanel extends ContextualSearchPanelAnimation
         mActivity = activity;
     }
 
+    /**
+     * Notify the panel's content that it has been touched.
+     */
+    public void notifyPanelTouched() {
+        getOverlayPanelContent().notifyPanelTouched();
+    }
+
+    /**
+     * Acknowledges that there was a touch in the search content view, though no immediate action
+     * needs to be taken. This should be overridden by child classes.
+     * TODO(mdjones): Get a better name for this.
+     */
+    public void onTouchSearchContentViewAck() {
+    }
+
+    /**
+     * Get a panel's display priority. This has a default to MEDIUM and should be overridden by
+     * child classes.
+     * @return The panel's display priority.
+     */
+    public PanelPriority getPriority() {
+        return PanelPriority.MEDIUM;
+    }
+
+    /**
+     * @return True if a panel can be suppressed. This should be overridden by each panel.
+     */
+    public boolean canBeSuppressed() {
+        return false;
+    }
+
     // ============================================================================================
     // Content
     // ============================================================================================