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Commit 040b4826 authored by Michael Kwan's avatar Michael Kwan
Browse files

DO NOT MERGE ANYWHERE Add supports-multiwindow command to am. 

The supports-multiwindow command allows the ability to
check if the device has multiwindow support in the shell.

Bug: 30120559
Change-Id: I466e28d8a794fa457826a6526ef9ef660cd3856c
parent 7ffc2a62

cmds/am/src/com/android/commands/am/Am.java

+22 −0
Original line number Diff line number Diff line
@@ -48,7 +48,9 @@ import android.content.pm.InstrumentationInfo; 
import android.content.pm.ParceledListSlice;

import android.content.pm.ResolveInfo;

import android.content.pm.UserInfo;

import android.content.res.AssetManager;

import android.content.res.Configuration;

import android.content.res.Resources;

import android.graphics.Rect;

import android.os.Binder;

import android.os.Build;
@@ -64,6 +66,7 @@ import android.os.UserHandle; 
import android.text.TextUtils;

import android.util.AndroidException;

import android.util.ArrayMap;

import android.util.DisplayMetrics;

import android.view.IWindowManager;



import com.android.internal.os.BaseCommand;
@@ -361,6 +364,8 @@ public class Am extends BaseCommand { 
                "am send-trim-memory: send a memory trim event to a <PROCESS>.\n" +

                "\n" +

                "am get-current-user: returns id of the current foreground user.\n" +

                "\n" +

                "am supports-multiwindow: returns true if the device supports multiwindow.\n" +

                "\n"

        );

        Intent.printIntentArgsHelp(pw, "");
@@ -458,6 +463,8 @@ public class Am extends BaseCommand { 
            runSendTrimMemory();

        } else if (op.equals("get-current-user")) {

            runGetCurrentUser();

        } else if (op.equals("supports-multiwindow")) {

            runSupportsMultiwindow();

        } else {

            showError("Error: unknown command '" + op + "'");

        }
@@ -2534,6 +2541,21 @@ public class Am extends BaseCommand { 
        System.out.println(currentUser.id);

    }



    private void runSupportsMultiwindow() throws Exception {

        // system resources does not contain all the device configuration, construct it manually.

        Configuration config = mAm.getConfiguration();

        if (config == null) {

            throw new AndroidException("Activity manager has no configuration");

        }



        final DisplayMetrics metrics = new DisplayMetrics();

        metrics.setToDefaults();



        Resources res = new Resources(AssetManager.getSystem(), metrics, config);



        System.out.println(res.getBoolean(com.android.internal.R.bool.config_supportsMultiWindow));

    }



    /**

     * Open the given file for sending into the system process. This verifies

     * with SELinux that the system will have access to the file.