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Commit 220587ed authored by Mike Digman's avatar Mike Digman
Browse files

Update resolver icon generation 

Adds support for launcher-like icons via a ported form of
Iconloaderlib. Only fetches resolved activity's app icons with a special
cutout based on permission.

Bug: 126568207
Test: manual, mostly port of known to work code
Change-Id: Iba2c6f9aa5e63c457d9fd47921817c6529776b7a
parent 899d5f7f

core/java/com/android/internal/app/ResolverActivity.java

+51 −18
Original line number Diff line number Diff line
@@ -42,6 +42,8 @@ import android.content.pm.ResolveInfo; 
import android.content.pm.UserInfo;

import android.content.res.Configuration;

import android.content.res.Resources;

import android.graphics.Color;

import android.graphics.drawable.BitmapDrawable;

import android.graphics.drawable.Drawable;

import android.net.Uri;

import android.os.AsyncTask;
@@ -49,6 +51,7 @@ import android.os.Build; 
import android.os.Bundle;

import android.os.IBinder;

import android.os.PatternMatcher;

import android.os.Process;

import android.os.RemoteException;

import android.os.StrictMode;

import android.os.UserHandle;
@@ -56,7 +59,6 @@ import android.os.UserManager; 
import android.provider.MediaStore;

import android.provider.Settings;

import android.text.TextUtils;

import android.util.IconDrawableFactory;

import android.util.Log;

import android.util.Slog;

import android.view.LayoutInflater;
@@ -131,7 +133,7 @@ public class ResolverActivity extends Activity { 
    /** See {@link #setRetainInOnStop}. */

    private boolean mRetainInOnStop;



    IconDrawableFactory mIconFactory;

    SimpleIconFactory mSimpleIconFactory;



    private final PackageMonitor mPackageMonitor = new PackageMonitor() {

        @Override public void onSomePackagesChanged() {
@@ -309,7 +311,11 @@ public class ResolverActivity extends Activity { 
        // as to mitigate Intent Capturing vulnerability

        mSupportsAlwaysUseOption = supportsAlwaysUseOption && !mUseLayoutForBrowsables;



        mIconFactory = IconDrawableFactory.newInstance(this, true);

        final int iconSize = getResources().getDimensionPixelSize(R.dimen.resolver_icon_size);

        final int badgeSize = getResources().getDimensionPixelSize(R.dimen.resolver_badge_size);

        mSimpleIconFactory = new SimpleIconFactory(this, mIconDpi, iconSize, badgeSize);

        mSimpleIconFactory.setWrapperBackgroundColor(Color.WHITE);



        if (configureContentView(mIntents, initialIntents, rList)) {

            return;

        }
@@ -494,6 +500,7 @@ public class ResolverActivity extends Activity { 
        }

    }



    @Nullable

    Drawable getIcon(Resources res, int resId) {

        Drawable result;

        try {
@@ -505,26 +512,52 @@ public class ResolverActivity extends Activity { 
        return result;

    }



    /**

     * Loads the icon for the provided ResolveInfo. Defaults to using the application icon over

     * any IntentFilter or Activity icon to increase user understanding, with an exception for

     * applications that hold the right permission. Always attempts to use icon resources over

     * PackageManager loading mechanisms so badging can be done by iconloader.

     */

    Drawable loadIconForResolveInfo(ResolveInfo ri) {

        Drawable dr;

        Drawable dr = null;



        // Allow for app icon override given the right permission

        if (PackageManager.PERMISSION_GRANTED == mPm.checkPermission(

                android.Manifest.permission.SUBSTITUTE_SHARE_TARGET_APP_NAME_AND_ICON,

                ri.activityInfo.applicationInfo.packageName)) {

            try {

                if (ri.resolvePackageName != null && ri.icon != 0) {

                    dr = getIcon(mPm.getResourcesForApplication(ri.resolvePackageName), ri.icon);

                if (dr != null) {

                    return mIconFactory.getShadowedIcon(dr);

                }

                }

                if (dr == null) {

                    final int iconRes = ri.getIconResource();

                    if (iconRes != 0) {

                dr = getIcon(mPm.getResourcesForApplication(ri.activityInfo.packageName), iconRes);

                if (dr != null) {

                    return mIconFactory.getShadowedIcon(dr);

                        dr = getIcon(mPm.getResourcesForApplication(ri.activityInfo.packageName),

                                iconRes);

                    }

                }

            } catch (NameNotFoundException e) {

            Log.e(TAG, "Couldn't find resources for package", e);

                Log.e(TAG, "SUBSTITUTE_SHARE_TARGET_APP_NAME_AND_ICON permission granted but "

                        + "couldn't find resources for package", e);

            }

        }

        return mIconFactory.getBadgedIcon(ri.activityInfo.applicationInfo);



        // Use app icons for better user association

        if (dr == null) {

            try {

                dr = getIcon(mPm.getResourcesForApplication(ri.activityInfo.applicationInfo),

                        ri.activityInfo.applicationInfo.icon);

            } catch (NameNotFoundException ignore) {

            }

        }



        // Fall back to ApplicationInfo#loadIcon if nothing has been loaded

        if (dr == null) {

            dr = ri.activityInfo.applicationInfo.loadIcon(mPm);

        }



        return new BitmapDrawable(this.getResources(),

                mSimpleIconFactory.createUserBadgedIconBitmap(dr, Process.myUserHandle()));

    }



    @Override