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Commit 7664cbac authored by Sudheer Shanka's avatar Sudheer Shanka
Browse files

Add an util method and update setMenuItemAsDisabledByAdmin. 

Added an utility method checkIfUninstallBlocked in
RestrictedLockUtils. Also updated setMenuItemAsDisabledByAdmin
to be able to remove the added padlock and color spans.

Change-Id: I7874f7097d09bc9ab127307f2a8a03a20560347c
parent 16548a3e

packages/SettingsLib/src/com/android/settingslib/RestrictedLockUtils.java

+53 −14
Original line number Diff line number Diff line
@@ -16,14 +16,18 @@ 


package com.android.settingslib;



import android.app.AppGlobals;

import android.app.admin.DevicePolicyManager;

import android.content.ComponentName;

import android.content.Context;

import android.content.Intent;

import android.content.pm.IPackageManager;

import android.graphics.Color;

import android.graphics.drawable.Drawable;

import android.os.Bundle;

import android.os.RemoteException;

import android.os.UserHandle;

import android.os.UserManager;

import android.provider.Settings;

import android.text.Spanned;

import android.text.SpannableStringBuilder;
@@ -147,22 +151,53 @@ public class RestrictedLockUtils { 
        return enforcedAdmin;

    }



    public static EnforcedAdmin checkIfUninstallBlocked(Context context,

            String packageName, int userId) {

        EnforcedAdmin allAppsControlDisallowedAdmin = checkIfRestrictionEnforced(context,

                UserManager.DISALLOW_APPS_CONTROL, userId);

        if (allAppsControlDisallowedAdmin != null) {

            return allAppsControlDisallowedAdmin;

        }

        EnforcedAdmin allAppsUninstallDisallowedAdmin = checkIfRestrictionEnforced(context,

                UserManager.DISALLOW_UNINSTALL_APPS, userId);

        if (allAppsUninstallDisallowedAdmin != null) {

            return allAppsUninstallDisallowedAdmin;

        }

        IPackageManager ipm = AppGlobals.getPackageManager();

        try {

            if (ipm.getBlockUninstallForUser(packageName, userId)) {

                DevicePolicyManager dpm = (DevicePolicyManager) context.getSystemService(

                        Context.DEVICE_POLICY_SERVICE);

                ComponentName admin = dpm.getProfileOwner();

                if (admin == null) {

                    admin = dpm.getDeviceOwnerComponentOnCallingUser();

                }

                return new EnforcedAdmin(admin, UserHandle.myUserId());

            }

        } catch (RemoteException e) {

            // Nothing to do

        }

        return null;

    }



    /**

     * Set the menu item as disabled by admin by adding a restricted padlock at the end of the

     * text and set the click listener which will send an intent to show the admin support details

     * dialog.

     * dialog. If the admin is null, remove the padlock and disabled color span. When the admin is

     * null, we also set the OnMenuItemClickListener to null, so if you want to set a custom

     * OnMenuItemClickListener, set it after calling this method.

     */

    public static void setMenuItemAsDisabledByAdmin(final Context context,

            final MenuItem item, final EnforcedAdmin admin) {

        SpannableStringBuilder sb = new SpannableStringBuilder(item.getTitle());

        removeExistingRestrictedSpans(sb);



        if (admin != null) {

            final int disabledColor = context.getColor(R.color.disabled_text_color);

            sb.setSpan(new ForegroundColorSpan(disabledColor), 0, sb.length(),

                    Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);

            ImageSpan image = new RestrictedLockImageSpan(context);

            sb.append(" ", image, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);

        item.setTitle(sb);



            item.setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {

                @Override
@@ -171,6 +206,10 @@ public class RestrictedLockUtils { 
                    return true;

                }

            });

        } else {

            item.setOnMenuItemClickListener(null);

        }

        item.setTitle(sb);

    }



    private static void removeExistingRestrictedSpans(SpannableStringBuilder sb) {