Make the app header bar more consistent.

- Don't include info link if just came from app info page
- include back button on app info page when launched from header
Bug: 22203029

Change-Id: I737332a487c41e0a93d161b55659700a1f936844

src/com/android/settings/AppHeader.java

@@ -17,38 +17,49 @@
 package com.android.settings;
 
 import android.app.Activity;
+import android.app.Fragment;
 import android.content.Intent;
 import android.content.res.ColorStateList;
 import android.graphics.drawable.Drawable;
+import android.os.Bundle;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.ViewGroup;
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import com.android.settings.applications.AppInfoBase;
+import com.android.settings.applications.InstalledAppDetails;
+
 public class AppHeader {
 
+    public static final String EXTRA_HIDE_INFO_BUTTON = "hideInfoButton";
+    // constant value that can be used to check return code from sub activity.
+    private static final int INSTALLED_APP_DETAILS = 1;
+
     public static void createAppHeader(SettingsPreferenceFragment fragment, Drawable icon,
-            CharSequence label, final Intent settingsIntent) {
+            CharSequence label, String pkgName, int uid) {
-        createAppHeader(fragment, icon, label, settingsIntent, 0);
+        createAppHeader(fragment, icon, label, pkgName, uid, 0);
     }
 
     public static void createAppHeader(Activity activity, Drawable icon, CharSequence label,
-            final Intent settingsIntent, ViewGroup pinnedHeader) {
+            String pkgName, int uid, ViewGroup pinnedHeader) {
         final View bar = activity.getLayoutInflater().inflate(R.layout.app_header,
                 pinnedHeader, false);
-        setupHeaderView(activity, icon, label, settingsIntent, 0, bar);
+        setupHeaderView(activity, icon, label, pkgName, uid, false, 0, bar);
         pinnedHeader.addView(bar);
     }
 
     public static void createAppHeader(SettingsPreferenceFragment fragment, Drawable icon,
-            CharSequence label, Intent settingsIntent, int tintColorRes) {
+            CharSequence label, String pkgName, int uid, int tintColorRes) {
         View bar = fragment.setPinnedHeaderView(R.layout.app_header);
-        setupHeaderView(fragment.getActivity(), icon, label, settingsIntent, tintColorRes, bar);
+        setupHeaderView(fragment.getActivity(), icon, label, pkgName, uid, includeAppInfo(fragment),
+                tintColorRes, bar);
     }
 
     private static View setupHeaderView(final Activity activity, Drawable icon, CharSequence label,
-            final Intent settingsIntent, int tintColorRes, View bar) {
+            final String pkgName, final int uid, boolean includeAppInfo, int tintColorRes,
+            View bar) {
         final ImageView appIcon = (ImageView) bar.findViewById(R.id.app_icon);
         appIcon.setImageDrawable(icon);
         if (tintColorRes != 0) {
@@ -59,19 +70,32 @@ public class AppHeader {
         appName.setText(label);
 
         final View appSettings = bar.findViewById(R.id.app_settings);
-        if (settingsIntent == null) {
+        if (includeAppInfo && pkgName != null && !pkgName.equals(Utils.OS_PKG)) {
-            appSettings.setVisibility(View.GONE);
-        } else {
             appSettings.setClickable(true);
             appSettings.setOnClickListener(new OnClickListener() {
                 @Override
                 public void onClick(View v) {
-                    activity.startActivity(settingsIntent);
+                    AppInfoBase.startAppInfoFragment(InstalledAppDetails.class,
+                            R.string.application_info_label, pkgName, uid, activity,
+                            INSTALLED_APP_DETAILS);
                 }
             });
+        } else {
+            appSettings.setVisibility(View.GONE);
         }
-
         return bar;
     }
 
+    private static boolean includeAppInfo(final Fragment fragment) {
+        Bundle args = fragment.getArguments();
+        boolean showInfo = true;
+        if (args != null && args.getBoolean(EXTRA_HIDE_INFO_BUTTON, false)) {
+            showInfo = false;
+        }
+        Intent intent = fragment.getActivity().getIntent();
+        if (intent != null && intent.getBooleanExtra(EXTRA_HIDE_INFO_BUTTON, false)) {
+            showInfo = false;
+        }
+        return showInfo;
+    }
 }

src/com/android/settings/DataUsageSummary.java

@@ -486,8 +486,9 @@ public class DataUsageSummary extends HighlightingFragment implements Indexable
             // When we are going straight to an app then we are coming from App Info and want
             // a header at the top.
             FrameLayout pinnedHeader = (FrameLayout) rootView.findViewById(R.id.pinned_header);
-            AppHeader.createAppHeader(getActivity(), detail.icon, detail.label, null, pinnedHeader);
+            AppHeader.createAppHeader(getActivity(), detail.icon, detail.label,
-            AppDetailsFragment.show(DataUsageSummary.this, app, detail.label, true);
+                    mShowAppImmediatePkg, uid, pinnedHeader);
+            AppDetailsFragment.show(DataUsageSummary.this, app, detail.label, false);
         } catch (NameNotFoundException e) {
             Log.w(TAG, "Could not find " + mShowAppImmediatePkg, e);
             Toast.makeText(getActivity(), getString(R.string.unknown_app), Toast.LENGTH_LONG)

src/com/android/settings/applications/AppInfoBase.java

@@ -195,13 +195,18 @@ public abstract class AppInfoBase extends SettingsPreferenceFragment
 
     public static void startAppInfoFragment(Class<?> fragment, int titleRes,
             String pkg, int uid, Fragment source, int request) {
+        startAppInfoFragment(fragment, titleRes, pkg, uid, source.getActivity(), request);
+    }
+
+    public static void startAppInfoFragment(Class<?> fragment, int titleRes,
+            String pkg, int uid, Activity source, int request) {
         Bundle args = new Bundle();
         args.putString(AppInfoBase.ARG_PACKAGE_NAME, pkg);
         args.putInt(AppInfoBase.ARG_PACKAGE_UID, uid);
 
-        Intent intent = Utils.onBuildStartFragmentIntent(source.getActivity(), fragment.getName(),
+        Intent intent = Utils.onBuildStartFragmentIntent(source, fragment.getName(),
                 args, null, titleRes, null, false);
-        source.getActivity().startActivityForResultAsUser(intent, request,
+        source.startActivityForResultAsUser(intent, request,
                 new UserHandle(UserHandle.getUserId(uid)));
     }
 

src/com/android/settings/applications/AppInfoWithHeader.java

@@ -16,19 +16,13 @@
 
 package com.android.settings.applications;
 
-import android.app.Fragment;
-import android.content.Intent;
-import android.net.Uri;
 import android.os.Bundle;
-import android.provider.Settings;
 import android.util.Log;
 
 import com.android.settings.AppHeader;
 
 public abstract class AppInfoWithHeader extends AppInfoBase {
 
-    public static final String EXTRA_HIDE_INFO_BUTTON = "hideInfoButton";
-
     private boolean mCreated;
 
     @Override
@@ -41,24 +35,7 @@ public abstract class AppInfoWithHeader extends AppInfoBase {
         mCreated = true;
         if (mPackageInfo == null) return;
         AppHeader.createAppHeader(this, mPackageInfo.applicationInfo.loadIcon(mPm),
-                mPackageInfo.applicationInfo.loadLabel(mPm), getInfoIntent(this, mPackageName), 0);
+                mPackageInfo.applicationInfo.loadLabel(mPm), mPackageName,
-    }
+                mPackageInfo.applicationInfo.uid, 0);
-
-    public static Intent getInfoIntent(Fragment fragment, String packageName) {
-        Bundle args = fragment.getArguments();
-        Intent intent = fragment.getActivity().getIntent();
-        boolean showInfo = true;
-        if (args != null && args.getBoolean(EXTRA_HIDE_INFO_BUTTON, false)) {
-            showInfo = false;
-        }
-        if (intent != null && intent.getBooleanExtra(EXTRA_HIDE_INFO_BUTTON, false)) {
-            showInfo = false;
-        }
-        Intent infoIntent = null;
-        if (showInfo) {
-            infoIntent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
-            infoIntent.setData(Uri.fromParts("package", packageName, null));
-        }
-        return infoIntent;
     }
 }

src/com/android/settings/applications/InstalledAppDetails.java

@@ -67,6 +67,7 @@ import android.widget.TextView;
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.os.BatterySipper;
 import com.android.internal.os.BatteryStatsHelper;
+import com.android.settings.AppHeader;
 import com.android.settings.DataUsageSummary;
 import com.android.settings.R;
 import com.android.settings.SettingsActivity;
@@ -680,7 +681,7 @@ public class InstalledAppDetails extends AppInfoBase
         // start new activity to manage app permissions
         Intent intent = new Intent(Intent.ACTION_MANAGE_APP_PERMISSIONS);
         intent.putExtra(Intent.EXTRA_PACKAGE_NAME, mAppEntry.info.packageName);
-        intent.putExtra(AppInfoWithHeader.EXTRA_HIDE_INFO_BUTTON, true);
+        intent.putExtra(AppHeader.EXTRA_HIDE_INFO_BUTTON, true);
         try {
             startActivity(intent);
         } catch (ActivityNotFoundException e) {
@@ -693,7 +694,7 @@ public class InstalledAppDetails extends AppInfoBase
         Bundle args = new Bundle();
         args.putString(ARG_PACKAGE_NAME, mAppEntry.info.packageName);
         args.putInt(ARG_PACKAGE_UID, mAppEntry.info.uid);
-        args.putBoolean(AppInfoWithHeader.EXTRA_HIDE_INFO_BUTTON, true);
+        args.putBoolean(AppHeader.EXTRA_HIDE_INFO_BUTTON, true);
 
         SettingsActivity sa = (SettingsActivity) getActivity();
         sa.startPreferencePanel(fragment.getName(), args, -1, title, this, SUB_INFO_FRAGMENT);
@@ -742,7 +743,7 @@ public class InstalledAppDetails extends AppInfoBase
             startAppInfoFragment(AppLaunchSettings.class, mLaunchPreference.getTitle());
         } else if (preference == mMemoryPreference) {
             ProcessStatsBase.launchMemoryDetail((SettingsActivity) getActivity(),
-                    mStatsManager.getMemInfo(), mStats);
+                    mStatsManager.getMemInfo(), mStats, false);
         } else if (preference == mDataPreference) {
             Bundle args = new Bundle();
             args.putString(DataUsageSummary.EXTRA_SHOW_APP_IMMEDIATE_PKG,
@@ -754,7 +755,7 @@ public class InstalledAppDetails extends AppInfoBase
         } else if (preference == mBatteryPreference) {
             BatteryEntry entry = new BatteryEntry(getActivity(), null, mUserManager, mSipper);
             PowerUsageDetail.startBatteryDetailPage((SettingsActivity) getActivity(),
-                    mBatteryHelper, BatteryStats.STATS_SINCE_CHARGED, entry, true);
+                    mBatteryHelper, BatteryStats.STATS_SINCE_CHARGED, entry, true, false);
         } else {
             return false;
         }

src/com/android/settings/applications/ManageApplications.java

@@ -363,7 +363,7 @@ public class ManageApplications extends InstrumentedFragment
         super.onViewCreated(view, savedInstanceState);
         if (mListType == LIST_TYPE_STORAGE) {
             FrameLayout pinnedHeader = (FrameLayout) mRootView.findViewById(R.id.pinned_header);
-            AppHeader.createAppHeader(getActivity(), null, mVolumeName, null, pinnedHeader);
+            AppHeader.createAppHeader(getActivity(), null, mVolumeName, null, -1, pinnedHeader);
         }
     }
 

src/com/android/settings/applications/ProcessStatsBase.java

@@ -24,6 +24,7 @@ import android.widget.ArrayAdapter;
 import android.widget.Spinner;
 
 import com.android.internal.app.ProcessStats;
+import com.android.settings.AppHeader;
 import com.android.settings.R;
 import com.android.settings.SettingsActivity;
 import com.android.settings.SettingsPreferenceFragment;
@@ -128,7 +129,7 @@ public abstract class ProcessStatsBase extends SettingsPreferenceFragment
     public abstract void refreshUi();
 
     public static void launchMemoryDetail(SettingsActivity activity, MemInfo memInfo,
-            ProcStatsPackageEntry entry) {
+            ProcStatsPackageEntry entry, boolean includeAppInfo) {
         Bundle args = new Bundle();
         args.putParcelable(ProcessStatsDetail.EXTRA_PACKAGE_ENTRY, entry);
         args.putDouble(ProcessStatsDetail.EXTRA_WEIGHT_TO_RAM, memInfo.weightToRam);
@@ -136,6 +137,7 @@ public abstract class ProcessStatsBase extends SettingsPreferenceFragment
         args.putDouble(ProcessStatsDetail.EXTRA_MAX_MEMORY_USAGE,
                 memInfo.usedWeight * memInfo.weightToRam);
         args.putDouble(ProcessStatsDetail.EXTRA_TOTAL_SCALE, memInfo.totalScale);
+        args.putBoolean(AppHeader.EXTRA_HIDE_INFO_BUTTON, !includeAppInfo);
         activity.startPreferencePanel(ProcessStatsDetail.class.getName(), args,
                 R.string.memory_usage, null, null, 0);
     }

src/com/android/settings/applications/ProcessStatsDetail.java

@@ -121,8 +121,7 @@ public class ProcessStatsDetail extends SettingsPreferenceFragment {
 
         AppHeader.createAppHeader(this,
                 mApp.mUiTargetApp != null ? mApp.mUiTargetApp.loadIcon(mPm) : new ColorDrawable(0),
-                mApp.mUiLabel, mApp.mPackage.equals(Utils.OS_PKG) ? null
+                mApp.mUiLabel, mApp.mPackage, mApp.mUiTargetApp.uid);
-                        : AppInfoWithHeader.getInfoIntent(this, mApp.mPackage));
     }
 
     @Override

src/com/android/settings/applications/ProcessStatsUi.java

@@ -108,7 +108,7 @@ public class ProcessStatsUi extends ProcessStatsBase {
         }
         ProcessStatsPreference pgp = (ProcessStatsPreference) preference;
         MemInfo memInfo = mStatsManager.getMemInfo();
-        launchMemoryDetail((SettingsActivity) getActivity(), memInfo, pgp.getEntry());
+        launchMemoryDetail((SettingsActivity) getActivity(), memInfo, pgp.getEntry(), true);
 
         return super.onPreferenceTreeClick(preferenceScreen, preference);
     }

src/com/android/settings/fuelgauge/PowerUsageDetail.java

@@ -84,7 +84,7 @@ public class PowerUsageDetail extends PowerUsageBase implements Button.OnClickLi
 
     public static void startBatteryDetailPage(
             SettingsActivity caller, BatteryStatsHelper helper, int statsType, BatteryEntry entry,
-            boolean showLocationButton) {
+            boolean showLocationButton, boolean includeAppInfo) {
         // Initialize mStats if necessary.
         helper.getStats();
 
@@ -104,6 +104,7 @@ public class PowerUsageDetail extends PowerUsageBase implements Button.OnClickLi
         }
         args.putSerializable(PowerUsageDetail.EXTRA_DRAIN_TYPE, entry.sipper.drainType);
         args.putBoolean(PowerUsageDetail.EXTRA_SHOW_LOCATION_BUTTON, showLocationButton);
+        args.putBoolean(AppHeader.EXTRA_HIDE_INFO_BUTTON, !includeAppInfo);
 
         int userId = UserHandle.myUserId();
         int[] types;
@@ -462,13 +463,15 @@ public class PowerUsageDetail extends PowerUsageBase implements Button.OnClickLi
         String pkg = args.getString(EXTRA_ICON_PACKAGE);
         int iconId = args.getInt(EXTRA_ICON_ID, 0);
         Drawable appIcon = null;
+        int uid = -1;
+        final PackageManager pm = getActivity().getPackageManager();
 
         if (!TextUtils.isEmpty(pkg)) {
             try {
-                final PackageManager pm = getActivity().getPackageManager();
                 ApplicationInfo ai = pm.getPackageInfo(pkg, 0).applicationInfo;
                 if (ai != null) {
                     appIcon = ai.loadIcon(pm);
+                    uid = ai.uid;
                 }
             } catch (NameNotFoundException nnfe) {
                 // Use default icon
@@ -483,8 +486,7 @@ public class PowerUsageDetail extends PowerUsageBase implements Button.OnClickLi
         if (pkg == null && mPackages != null) {
             pkg = mPackages[0];
         }
-        AppHeader.createAppHeader(this, appIcon, title,
+        AppHeader.createAppHeader(this, appIcon, title, pkg, uid,
-                pkg != null ? AppInfoWithHeader.getInfoIntent(this, pkg) : null,
                 mDrainType != DrainType.APP ? android.R.color.white : 0);
     }
 

src/com/android/settings/fuelgauge/PowerUsageSummary.java

@@ -43,6 +43,7 @@ import com.android.settings.HelpUtils;
 import com.android.settings.R;
 import com.android.settings.Settings.HighPowerApplicationsActivity;
 import com.android.settings.SettingsActivity;
+import com.android.settings.Utils;
 import com.android.settings.applications.ManageApplications;
 
 import java.util.ArrayList;
@@ -123,7 +124,7 @@ public class PowerUsageSummary extends PowerUsageBase {
         PowerGaugePreference pgp = (PowerGaugePreference) preference;
         BatteryEntry entry = pgp.getInfo();
         PowerUsageDetail.startBatteryDetailPage((SettingsActivity) getActivity(), mStatsHelper,
-                mStatsType, entry, true);
+                mStatsType, entry, true, true);
         return super.onPreferenceTreeClick(preferenceScreen, preference);
     }
 

src/com/android/settings/notification/AppNotificationSettings.java

@@ -44,7 +44,6 @@ import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
 import com.android.settings.Utils;
 import com.android.settings.applications.AppInfoBase;
-import com.android.settings.applications.AppInfoWithHeader;
 import com.android.settings.notification.NotificationBackend.AppRow;
 
 import java.util.List;
@@ -86,8 +85,7 @@ public class AppNotificationSettings extends SettingsPreferenceFragment {
         }
         mCreated = true;
         if (mAppRow == null) return;
-        AppHeader.createAppHeader(this, mAppRow.icon, mAppRow.label,
+        AppHeader.createAppHeader(this, mAppRow.icon, mAppRow.label, mAppRow.pkg, mAppRow.uid);
-                AppInfoWithHeader.getInfoIntent(this, mAppRow.pkg));
     }
 
     @Override