Add support for CMHome (1/2)

Add permission for DashClock extensions.
Change Trebuchet to allow viewing additional screen.
Add setting that to configure Google Now / CMHome.

Change-Id: I63286a2cce87455ed411bd4c77680200eec89be7

2 files changed, 56 insertions, 8 deletions

diff --git a/src/org/cyanogenmod/trebuchet/TrebuchetLauncher.java b/src/org/cyanogenmod/trebuchet/CustomHomeLauncher.java
index 3c5e6a70b..47c9c3b2c 100644
--- a/src/org/cyanogenmod/trebuchet/TrebuchetLauncher.java
+++ b/src/org/cyanogenmod/trebuchet/CustomHomeLauncher.java
@@ -40,9 +40,9 @@ import org.cyanogenmod.trebuchet.home.HomeWrapper;
 
 import java.lang.Override;
 
-public class TrebuchetLauncher extends Launcher {
+public class CustomHomeLauncher extends Launcher {
 
-    private static final String TAG = "TrebuchetLauncher";
+    private static final String TAG = "CustomHomeLauncher";
 
     private static final boolean DEBUG = false;
     private static final float MIN_PROGRESS = 0;
@@ -54,7 +54,8 @@ public class TrebuchetLauncher extends Launcher {
         private final ComponentName mComponentName;
         private final HomeWrapper mInstance;
 
-        private HomeAppStub(int uid, ComponentName componentName, Context context)
+        private HomeAppStub(int uid, ComponentName componentName,
+                            Context context, Context homeActivityContext)
                 throws SecurityException, ReflectiveOperationException {
             super();
             mUid = uid;
@@ -64,7 +65,8 @@ public class TrebuchetLauncher extends Launcher {
             ClassLoader classloader = context.getClassLoader();
             Class<?> homeInterface = classloader.loadClass(Home.class.getName());
             Class<?> homeClazz = classloader.loadClass(mComponentName.getClassName());
-            mInstance = new HomeWrapper(context, homeInterface, homeClazz.newInstance());
+            mInstance = new HomeWrapper(context, homeInterface,
+                         homeClazz.newInstance(), homeActivityContext);
         }
 
         @Override
@@ -197,8 +199,8 @@ public class TrebuchetLauncher extends Launcher {
     }
 
     @Override
-    protected boolean hasCustomContentToLeft() {
-        return mCurrentHomeApp != null && super.hasCustomContentToLeft();
+    protected boolean isCustomHomeActive() {
+        return mCurrentHomeApp != null;
     }
 
     @Override
@@ -212,6 +214,10 @@ public class TrebuchetLauncher extends Launcher {
         if (mCurrentHomeApp != null) {
             mQsbScroller = addToCustomContentPage(mCurrentHomeApp.mInstance.createCustomView(),
                     mCustomContentCallbacks, mCurrentHomeApp.mInstance.getName());
+
+            if (!isCustomContentModeGel()) {
+                mCurrentHomeApp.mInstance.setShowContent(true);
+            }
         }
     }
 
@@ -229,6 +235,18 @@ public class TrebuchetLauncher extends Launcher {
         mCurrentHomeApp.mInstance.onRequestSearch(mode);
     }
 
+    @Override
+    public void updateDynamicGrid() {
+        super.updateDynamicGrid();
+
+        if (isCustomContentModeGel() && mCurrentHomeApp != null) {
+            mCurrentHomeApp.mInstance.setShowContent(false);
+        } else if (getCustomContentMode() == CustomContentMode.CUSTOM_HOME
+                   && mCurrentHomeApp != null) {
+            mCurrentHomeApp.mInstance.setShowContent(true);
+        }
+    }
+
     private synchronized void obtainCurrentHomeAppStubLocked(boolean invalidate) {
         if (DEBUG) Log.d(TAG, "obtainCurrentHomeAppStubLocked called (" + invalidate + ")");
 
@@ -254,7 +272,7 @@ public class TrebuchetLauncher extends Launcher {
                 continue;
             }
             try {
-                mCurrentHomeApp = new HomeAppStub(key, pkg, ctx);
+                mCurrentHomeApp = new HomeAppStub(key, pkg, ctx, this);
             } catch (ReflectiveOperationException ex) {
                 if (!DEBUG) {
                     Log.w(TAG, "Cannot instantiate home package: " + qualifiedPkg + ". Ignored.");
diff --git a/src/org/cyanogenmod/trebuchet/home/HomeWrapper.java b/src/org/cyanogenmod/trebuchet/home/HomeWrapper.java
index df8b6cae6..1c7dfda66 100644
--- a/src/org/cyanogenmod/trebuchet/home/HomeWrapper.java
+++ b/src/org/cyanogenmod/trebuchet/home/HomeWrapper.java
@@ -18,6 +18,7 @@ package org.cyanogenmod.trebuchet.home;
 
 import android.content.Context;
 import android.util.Base64;
+import android.util.Log;
 import android.util.SparseArray;
 import android.view.View;
 
@@ -45,6 +46,7 @@ public class HomeWrapper {
     private static final int M_LAST_ID = M_ID_GETOPERATIONFLAGS + 1;
 
     private final Context mContext;
+    private final Context mHostActivityContext;
     private final Class<?> mClass;
     private final Object mInstance;
 
@@ -53,12 +55,16 @@ public class HomeWrapper {
     private final int mNotificationFlags;
     private final int mOperationFlags;
 
-    public HomeWrapper(Context context, Class<?> cls, Object instance) throws SecurityException {
+    public HomeWrapper(Context context, Class<?> cls,
+                       Object instance,
+                       Context hostActivityContext) throws SecurityException {
         super();
         mContext = context;
+        mHostActivityContext = hostActivityContext;
         mClass = cls;
         mInstance = instance;
         cachedMethods = new SparseArray<Method>(M_LAST_ID);
+        setHostActivityContext();
 
         final String sha1 = createDigest(cls);
         if (!sha1.equals(Home.SIGNATURE)) {
@@ -71,11 +77,35 @@ public class HomeWrapper {
         mOperationFlags = getOperationFlags();
     }
 
+    /** @see Home#setHostActivityContext(Context) **/
+    private void setHostActivityContext() {
+        try {
+            Method method = mClass.getMethod("setHostActivityContext", Context.class);
+            method.invoke(mInstance, mHostActivityContext);
+        } catch (ReflectiveOperationException ex) {
+            throw new SecurityException(ex);
+        }
+    }
+
     /** @see Home#onStart(Context) **/
     public void onStart() {
         invokeVoidContextMethod(M_ID_ONSTART, "onStart");
     }
 
+    /**
+     * Load and show the content of this home app if true,
+     * hide and remove providers if false.
+     * @param showContent Should content be shown
+     */
+    public void setShowContent(boolean showContent) {
+        try {
+            Method method = mClass.getMethod("setShowContent", Context.class, boolean.class);
+            method.invoke(mInstance, mContext, showContent);
+        } catch (ReflectiveOperationException ex) {
+            throw new SecurityException(ex);
+        }
+    }
+
     /** @see Home#onDestroy(Context) **/
     public void onDestroy() {
         invokeVoidContextMethod(M_ID_ONDESTROY, "onDestroy");