Add app details menu item to uninstall an app for all users.

Also some fixes: uninstalled apps are now marked as such in the
all apps lists, and sorted to the bottom like disabled apps.  We
don't immediately close the installed app details screen when
launching the uninstall UI.

Change-Id: Id22b749c20fc2441733c604d1de8889269217c5c

res/values/strings.xml

@@ -2438,6 +2438,8 @@
     <string name="external_data_size_label" product="default">SD card</string>
     <!-- Manage applications, individual application info screen, button label under Storage heading. Button to remove the application from the system. -->
     <string name="uninstall_text">Uninstall</string>
+    <!-- Manage applications, individual application info screen, menu item to uninstall an application for all users. -->
+    <string name="uninstall_all_users_text">Uninstall for all users</string>
     <!-- [CHAR LIMIT=NONE] Manage applications, individual application info screen, button label under Storage heading. Button to install an application for the user. -->
     <string name="install_text">Install</string>
     <!-- [CHAR LIMIT=25] Manage applications, individual application info screen, button label under Storage heading. Button to disable an existing application. -->
@@ -2509,6 +2511,8 @@
     <string name="filter_apps_onsdcard" product="default">On SD card</string>
     <!-- [CHAR LIMIT=25] Manage applications, text telling using an application is disabled. -->
     <string name="disabled">Disabled</string>
+    <!-- [CHAR LIMIT=25] Manage applications, text telling using an application is not installed. -->
+    <string name="not_installed">Not installed</string>
     <!-- [CHAR LIMIT=25] Text shown when there are no applications to display. -->
     <string name="no_applications">No apps.</string>
     <!-- [CHAR LIMIT=15] Manage applications, label for chart showing internal storage use. -->

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

@@ -163,8 +163,12 @@ public class ApplicationsState {
         private final Collator sCollator = Collator.getInstance();
         @Override
         public int compare(AppEntry object1, AppEntry object2) {
-            if (object1.info.enabled != object2.info.enabled) {
+            final boolean normal1 = object1.info.enabled
-                return object1.info.enabled ? -1 : 1;
+                    && (object1.info.flags&ApplicationInfo.FLAG_INSTALLED) != 0;
+            final boolean normal2 = object2.info.enabled
+                    && (object2.info.flags&ApplicationInfo.FLAG_INSTALLED) != 0;
+            if (normal1 != normal2) {
+                return normal1 ? -1 : 1;
             }
             return sCollator.compare(object1.label, object2.label);
         }

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

@@ -55,6 +55,8 @@ import android.os.IBinder;
 import android.os.Message;
 import android.os.RemoteException;
 import android.os.ServiceManager;
+import android.os.UserHandle;
+import android.os.UserManager;
 import android.preference.PreferenceActivity;
 import android.text.SpannableString;
 import android.text.TextUtils;
@@ -66,6 +68,9 @@ import java.lang.ref.WeakReference;
 import java.util.ArrayList;
 import java.util.List;
 import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.AdapterView;
@@ -92,12 +97,12 @@ public class InstalledAppDetails extends Fragment
         implements View.OnClickListener, CompoundButton.OnCheckedChangeListener,
         ApplicationsState.Callbacks {
     private static final String TAG="InstalledAppDetails";
-    static final boolean SUPPORT_DISABLE_APPS = true;
     private static final boolean localLOGV = false;
     
     public static final String ARG_PACKAGE_NAME = "package";
 
     private PackageManager mPm;
+    private UserManager mUserManager;
     private IUsbManager mUsbManager;
     private AppWidgetManager mAppWidgetManager;
     private DevicePolicyManager mDpm;
@@ -168,6 +173,13 @@ public class InstalledAppDetails extends Fragment
     private static final int DLG_DISABLE = DLG_BASE + 7;
     private static final int DLG_DISABLE_NOTIFICATIONS = DLG_BASE + 8;
 
+    // Menu identifiers
+    public static final int UNINSTALL_ALL_USERS_MENU = 1;
+
+    // Result code identifiers
+    public static final int REQUEST_UNINSTALL = 1;
+    public static final int REQUEST_MANAGE_SPACE = 2;
+
     private Handler mHandler = new Handler() {
         public void handleMessage(Message msg) {
             // If the fragment is gone, don't process any more messages.
@@ -303,7 +315,6 @@ public class InstalledAppDetails extends Fragment
         } else {
             if ((mAppEntry.info.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
                 enabled = false;
-                if (SUPPORT_DISABLE_APPS) {
                 try {
                     // Try to prevent the user from bricking their phone
                     // by not allowing disabling of apps signed with the
@@ -327,7 +338,6 @@ public class InstalledAppDetails extends Fragment
                 } catch (PackageManager.NameNotFoundException e) {
                     Log.w(TAG, "Unable to get package info", e);
                 }
-                }
             } else if ((mPackageInfo.applicationInfo.flags
                     & ApplicationInfo.FLAG_INSTALLED) == 0) {
                 mUninstallButton.setText(R.string.install_text);
@@ -370,9 +380,12 @@ public class InstalledAppDetails extends Fragment
     public void onCreate(Bundle icicle) {
         super.onCreate(icicle);
         
+        setHasOptionsMenu(true);
+
         mState = ApplicationsState.getInstance(getActivity().getApplication());
         mSession = mState.newSession(this);
         mPm = getActivity().getPackageManager();
+        mUserManager = (UserManager)getActivity().getSystemService(Context.USER_SERVICE);
         IBinder b = ServiceManager.getService(Context.USB_SERVICE);
         mUsbManager = IUsbManager.Stub.asInterface(b);
         mAppWidgetManager = AppWidgetManager.getInstance(getActivity());
@@ -428,6 +441,49 @@ public class InstalledAppDetails extends Fragment
         return view;
     }
 
+    @Override
+    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+        menu.add(0, UNINSTALL_ALL_USERS_MENU, 1, R.string.uninstall_all_users_text)
+                .setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
+    }
+
+    @Override
+    public void onPrepareOptionsMenu(Menu menu) {
+        boolean showIt = true;
+        if (mUpdatedSysApp) {
+            showIt = false;
+        } else if ((mAppEntry.info.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
+            showIt = false;
+        } else if (mDpm.packageHasActiveAdmins(mPackageInfo.packageName)) {
+            showIt = false;
+        } else if (UserHandle.myUserId() != 0) {
+            showIt = false;
+        } else if (mUserManager.getUsers().size() < 1) {
+            showIt = false;
+        }
+        menu.findItem(UNINSTALL_ALL_USERS_MENU).setVisible(showIt);
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        int menuId = item.getItemId();
+        if (menuId == UNINSTALL_ALL_USERS_MENU) {
+            uninstallPkg(mAppEntry.info.packageName, true);
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+        if (requestCode == REQUEST_UNINSTALL) {
+            if (!refreshUi()) {
+                setIntentAndFinish(true, true);
+            }
+        }
+    }
+
     // Utility method to set applicaiton label and icon.
     private void setAppLabelAndIcon(PackageInfo pkgInfo) {
         View appSnippet = mRootView.findViewById(R.id.app_snippet);
@@ -925,7 +981,7 @@ public class InstalledAppDetails extends Fragment
                             new DialogInterface.OnClickListener() {
                         public void onClick(DialogInterface dialog, int which) {
                             // Clear user data here
-                            getOwner().uninstallPkg(getOwner().mAppEntry.info.packageName);
+                            getOwner().uninstallPkg(getOwner().mAppEntry.info.packageName, false);
                         }
                     })
                     .setNegativeButton(R.string.dlg_cancel, null)
@@ -1021,12 +1077,12 @@ public class InstalledAppDetails extends Fragment
         }
     }
 
-    private void uninstallPkg(String packageName) {
+    private void uninstallPkg(String packageName, boolean allUsers) {
          // Create new intent to launch Uninstaller activity
         Uri packageURI = Uri.parse("package:"+packageName);
-        Intent uninstallIntent = new Intent(Intent.ACTION_DELETE, packageURI);
+        Intent uninstallIntent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE, packageURI);
-        startActivity(uninstallIntent);
+        uninstallIntent.putExtra(Intent.EXTRA_UNINSTALL_ALL_USERS, allUsers);
-        setIntentAndFinish(true, true);
+        startActivityForResult(uninstallIntent, REQUEST_UNINSTALL);
     }
 
     private void forceStopPackage(String pkgName) {
@@ -1139,7 +1195,7 @@ public class InstalledAppDetails extends Fragment
                     } catch (NameNotFoundException e) {
                     }
                 } else {
-                    uninstallPkg(packageName);
+                    uninstallPkg(packageName, false);
                 }
             }
         } else if(v == mActivitiesButton) {
@@ -1160,7 +1216,7 @@ public class InstalledAppDetails extends Fragment
                     Intent intent = new Intent(Intent.ACTION_DEFAULT);
                     intent.setClassName(mAppEntry.info.packageName,
                             mAppEntry.info.manageSpaceActivityName);
-                    startActivityForResult(intent, -1);
+                    startActivityForResult(intent, REQUEST_MANAGE_SPACE);
                 }
             } else {
                 showDialogInner(DLG_CLEAR_DATA, 0);

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

@@ -774,8 +774,12 @@ public class ManageApplications extends Fragment implements
                     holder.appIcon.setImageDrawable(entry.icon);
                 }
                 holder.updateSizeText(mTab.mInvalidSizeStr, mWhichSize);
-                if (InstalledAppDetails.SUPPORT_DISABLE_APPS) {
+                if ((entry.info.flags&ApplicationInfo.FLAG_INSTALLED) == 0) {
-                    holder.disabled.setVisibility(entry.info.enabled ? View.GONE : View.VISIBLE);
+                    holder.disabled.setVisibility(View.VISIBLE);
+                    holder.disabled.setText(R.string.not_installed);
+                } else if (!entry.info.enabled) {
+                    holder.disabled.setVisibility(View.VISIBLE);
+                    holder.disabled.setText(R.string.disabled);
                 } else {
                     holder.disabled.setVisibility(View.GONE);
                 }
@@ -997,7 +1001,6 @@ public class ManageApplications extends Fragment implements
     
     @Override
     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
-        Log.i(TAG, "onCreateOptionsMenu in " + this + ": " + menu);
         mOptionsMenu = menu;
         // note: icons removed for now because the cause the new action
         // bar UI to be very confusing.