diff options
Diffstat (limited to 'src/com/android/settings/applications/RunningServices.java')
| -rw-r--r-- | src/com/android/settings/applications/RunningServices.java | 582 |
1 files changed, 0 insertions, 582 deletions
diff --git a/src/com/android/settings/applications/RunningServices.java b/src/com/android/settings/applications/RunningServices.java deleted file mode 100644 index 703e8c7..0000000 --- a/src/com/android/settings/applications/RunningServices.java +++ /dev/null @@ -1,582 +0,0 @@ -/* - * Copyright (C) 2006 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.android.settings.applications; - -import com.android.settings.R; - -import android.app.ActivityManager; -import android.app.AlertDialog; -import android.app.Dialog; -import android.app.ListActivity; -import android.app.PendingIntent; -import android.content.ActivityNotFoundException; -import android.content.Context; -import android.content.DialogInterface; -import android.content.Intent; -import android.content.IntentSender; -import android.graphics.Canvas; -import android.graphics.Paint; -import android.graphics.Rect; -import android.os.Bundle; -import android.os.Handler; -import android.os.HandlerThread; -import android.os.Looper; -import android.os.Message; -import android.os.SystemClock; -import android.os.SystemProperties; -import android.text.format.DateUtils; -import android.text.format.Formatter; -import android.util.AttributeSet; -import android.util.Log; -import android.view.LayoutInflater; -import android.view.View; -import android.view.ViewGroup; -import android.widget.AbsListView; -import android.widget.BaseAdapter; -import android.widget.ImageView; -import android.widget.LinearLayout; -import android.widget.ListView; -import android.widget.TextView; - -import java.io.FileInputStream; -import java.util.ArrayList; -import java.util.HashMap; -import java.util.Iterator; - -public class RunningServices extends ListActivity - implements AbsListView.RecyclerListener, - DialogInterface.OnClickListener { - static final String TAG = "RunningServices"; - - /** Maximum number of services to retrieve */ - static final int MAX_SERVICES = 100; - - static final int MSG_UPDATE_TIMES = 1; - static final int MSG_UPDATE_CONTENTS = 2; - static final int MSG_REFRESH_UI = 3; - - static final long TIME_UPDATE_DELAY = 1000; - static final long CONTENTS_UPDATE_DELAY = 2000; - - // Memory pages are 4K. - static final long PAGE_SIZE = 4*1024; - - long SECONDARY_SERVER_MEM; - - final HashMap<View, ActiveItem> mActiveItems = new HashMap<View, ActiveItem>(); - - ActivityManager mAm; - - RunningState mState; - - StringBuilder mBuilder = new StringBuilder(128); - - RunningState.BaseItem mCurSelected; - - int mProcessBgColor; - - LinearColorBar mColorBar; - TextView mBackgroundProcessText; - TextView mForegroundProcessText; - - int mLastNumBackgroundProcesses = -1; - int mLastNumForegroundProcesses = -1; - int mLastNumServiceProcesses = -1; - long mLastBackgroundProcessMemory = -1; - long mLastForegroundProcessMemory = -1; - long mLastServiceProcessMemory = -1; - long mLastAvailMemory = -1; - - Dialog mCurDialog; - - byte[] mBuffer = new byte[1024]; - - class ActiveItem { - View mRootView; - RunningState.BaseItem mItem; - ActivityManager.RunningServiceInfo mService; - ViewHolder mHolder; - long mFirstRunTime; - - void updateTime(Context context) { - if (mItem.mIsProcess) { - String size = mItem.mSizeStr != null ? mItem.mSizeStr : ""; - if (!size.equals(mItem.mCurSizeStr)) { - mItem.mCurSizeStr = size; - mHolder.size.setText(size); - } - } else { - if (mItem.mActiveSince >= 0) { - mHolder.size.setText(DateUtils.formatElapsedTime(mBuilder, - (SystemClock.uptimeMillis()-mFirstRunTime)/1000)); - } else { - mHolder.size.setText(context.getResources().getText( - R.string.service_restarting)); - } - } - } - } - - static class ViewHolder { - ImageView separator; - ImageView icon; - TextView name; - TextView description; - TextView size; - } - - static class TimeTicker extends TextView { - public TimeTicker(Context context, AttributeSet attrs) { - super(context, attrs); - } - } - - class ServiceListAdapter extends BaseAdapter { - final RunningState mState; - final LayoutInflater mInflater; - ArrayList<RunningState.BaseItem> mItems; - - ServiceListAdapter(RunningState state) { - mState = state; - mInflater = (LayoutInflater)getSystemService(Context.LAYOUT_INFLATER_SERVICE); - refreshItems(); - } - - void refreshItems() { - ArrayList<RunningState.BaseItem> newItems = mState.getCurrentItems(); - if (mItems != newItems) { - mItems = newItems; - } - if (mItems == null) { - mItems = new ArrayList<RunningState.BaseItem>(); - } - } - - public boolean hasStableIds() { - return true; - } - - public int getCount() { - return mItems.size(); - } - - public Object getItem(int position) { - return mItems.get(position); - } - - public long getItemId(int position) { - return mItems.get(position).hashCode(); - } - - public boolean areAllItemsEnabled() { - return false; - } - - public boolean isEnabled(int position) { - return !mItems.get(position).mIsProcess; - } - - public View getView(int position, View convertView, ViewGroup parent) { - View v; - if (convertView == null) { - v = newView(parent); - } else { - v = convertView; - } - bindView(v, position); - return v; - } - - public View newView(ViewGroup parent) { - View v = mInflater.inflate(R.layout.running_services_item, parent, false); - ViewHolder h = new ViewHolder(); - h.separator = (ImageView)v.findViewById(R.id.separator); - h.icon = (ImageView)v.findViewById(R.id.icon); - h.name = (TextView)v.findViewById(R.id.name); - h.description = (TextView)v.findViewById(R.id.description); - h.size = (TextView)v.findViewById(R.id.size); - v.setTag(h); - return v; - } - - public void bindView(View view, int position) { - synchronized (mState.mLock) { - ViewHolder vh = (ViewHolder) view.getTag(); - if (position >= mItems.size()) { - // List must have changed since we last reported its - // size... ignore here, we will be doing a data changed - // to refresh the entire list. - return; - } - RunningState.BaseItem item = mItems.get(position); - vh.name.setText(item.mDisplayLabel); - vh.separator.setVisibility(item.mNeedDivider - ? View.VISIBLE : View.INVISIBLE); - ActiveItem ai = new ActiveItem(); - ai.mRootView = view; - ai.mItem = item; - ai.mHolder = vh; - ai.mFirstRunTime = item.mActiveSince; - vh.description.setText(item.mDescription); - if (item.mIsProcess) { - view.setBackgroundColor(mProcessBgColor); - vh.icon.setImageDrawable(null); - vh.icon.setVisibility(View.GONE); - vh.description.setText(item.mDescription); - item.mCurSizeStr = null; - } else { - view.setBackgroundDrawable(null); - vh.icon.setImageDrawable(item.mPackageInfo.loadIcon(getPackageManager())); - vh.icon.setVisibility(View.VISIBLE); - vh.description.setText(item.mDescription); - ai.mFirstRunTime = item.mActiveSince; - } - ai.updateTime(RunningServices.this); - mActiveItems.put(view, ai); - } - } - } - - public static class LinearColorBar extends LinearLayout { - private float mRedRatio; - private float mYellowRatio; - private float mGreenRatio; - - final Rect mRect = new Rect(); - final Paint mPaint = new Paint(); - - public LinearColorBar(Context context, AttributeSet attrs) { - super(context, attrs); - setWillNotDraw(false); - mPaint.setStyle(Paint.Style.FILL); - } - - public void setRatios(float red, float yellow, float green) { - mRedRatio = red; - mYellowRatio = yellow; - mGreenRatio = green; - invalidate(); - } - - @Override - protected void onDraw(Canvas canvas) { - super.onDraw(canvas); - - int width = getWidth(); - mRect.top = 0; - mRect.bottom = getHeight(); - - int left = 0; - - int right = left + (int)(width*mRedRatio); - if (left < right) { - mRect.left = left; - mRect.right = right; - mPaint.setColor(0xffff8080); - canvas.drawRect(mRect, mPaint); - width -= (right-left); - left = right; - } - - right = left + (int)(width*mYellowRatio); - if (left < right) { - mRect.left = left; - mRect.right = right; - mPaint.setColor(0xffffff00); - canvas.drawRect(mRect, mPaint); - width -= (right-left); - left = right; - } - - right = left + width; - if (left < right) { - mRect.left = left; - mRect.right = right; - mPaint.setColor(0xff80ff80); - canvas.drawRect(mRect, mPaint); - } - } - } - - HandlerThread mBackgroundThread; - final class BackgroundHandler extends Handler { - public BackgroundHandler(Looper looper) { - super(looper); - } - - @Override - public void handleMessage(Message msg) { - switch (msg.what) { - case MSG_UPDATE_CONTENTS: - Message cmd = mHandler.obtainMessage(MSG_REFRESH_UI); - cmd.arg1 = mState.update(RunningServices.this, mAm) ? 1 : 0; - mHandler.sendMessage(cmd); - removeMessages(MSG_UPDATE_CONTENTS); - msg = obtainMessage(MSG_UPDATE_CONTENTS); - sendMessageDelayed(msg, CONTENTS_UPDATE_DELAY); - break; - } - } - }; - - BackgroundHandler mBackgroundHandler; - - final Handler mHandler = new Handler() { - @Override - public void handleMessage(Message msg) { - switch (msg.what) { - case MSG_UPDATE_TIMES: - Iterator<ActiveItem> it = mActiveItems.values().iterator(); - while (it.hasNext()) { - ActiveItem ai = it.next(); - if (ai.mRootView.getWindowToken() == null) { - // Clean out any dead views, just in case. - it.remove(); - continue; - } - ai.updateTime(RunningServices.this); - } - removeMessages(MSG_UPDATE_TIMES); - msg = obtainMessage(MSG_UPDATE_TIMES); - sendMessageDelayed(msg, TIME_UPDATE_DELAY); - break; - case MSG_REFRESH_UI: - refreshUi(msg.arg1 != 0); - break; - } - } - }; - - private boolean matchText(byte[] buffer, int index, String text) { - int N = text.length(); - if ((index+N) >= buffer.length) { - return false; - } - for (int i=0; i<N; i++) { - if (buffer[index+i] != text.charAt(i)) { - return false; - } - } - return true; - } - - private long extractMemValue(byte[] buffer, int index) { - while (index < buffer.length && buffer[index] != '\n') { - if (buffer[index] >= '0' && buffer[index] <= '9') { - int start = index; - index++; - while (index < buffer.length && buffer[index] >= '0' - && buffer[index] <= '9') { - index++; - } - String str = new String(buffer, 0, start, index-start); - return ((long)Integer.parseInt(str)) * 1024; - } - index++; - } - return 0; - } - - private long readAvailMem() { - try { - long memFree = 0; - long memCached = 0; - FileInputStream is = new FileInputStream("/proc/meminfo"); - int len = is.read(mBuffer); - is.close(); - final int BUFLEN = mBuffer.length; - for (int i=0; i<len && (memFree == 0 || memCached == 0); i++) { - if (matchText(mBuffer, i, "MemFree")) { - i += 7; - memFree = extractMemValue(mBuffer, i); - } else if (matchText(mBuffer, i, "Cached")) { - i += 6; - memCached = extractMemValue(mBuffer, i); - } - while (i < BUFLEN && mBuffer[i] != '\n') { - i++; - } - } - return memFree + memCached; - } catch (java.io.FileNotFoundException e) { - } catch (java.io.IOException e) { - } - return 0; - } - - @Override - protected void onCreate(Bundle savedInstanceState) { - super.onCreate(savedInstanceState); - mAm = (ActivityManager)getSystemService(Context.ACTIVITY_SERVICE); - mState = (RunningState)getLastNonConfigurationInstance(); - if (mState == null) { - mState = new RunningState(); - } - mProcessBgColor = 0xff505050; - setContentView(R.layout.running_services); - getListView().setDivider(null); - getListView().setAdapter(new ServiceListAdapter(mState)); - mColorBar = (LinearColorBar)findViewById(R.id.color_bar); - mBackgroundProcessText = (TextView)findViewById(R.id.backgroundText); - mForegroundProcessText = (TextView)findViewById(R.id.foregroundText); - - // Magic! Implementation detail! Don't count on this! - SECONDARY_SERVER_MEM = - Integer.valueOf(SystemProperties.get("ro.SECONDARY_SERVER_MEM"))*PAGE_SIZE; - } - - void refreshUi(boolean dataChanged) { - if (dataChanged) { - ServiceListAdapter adapter = (ServiceListAdapter)(getListView().getAdapter()); - adapter.refreshItems(); - adapter.notifyDataSetChanged(); - } - - // This is the amount of available memory until we start killing - // background services. - long availMem = readAvailMem() - SECONDARY_SERVER_MEM; - if (availMem < 0) { - availMem = 0; - } - - synchronized (mState.mLock) { - if (mLastNumBackgroundProcesses != mState.mNumBackgroundProcesses - || mLastBackgroundProcessMemory != mState.mBackgroundProcessMemory - || mLastAvailMemory != availMem) { - mLastNumBackgroundProcesses = mState.mNumBackgroundProcesses; - mLastBackgroundProcessMemory = mState.mBackgroundProcessMemory; - mLastAvailMemory = availMem; - String availStr = availMem != 0 - ? Formatter.formatShortFileSize(this, availMem) : "0"; - String sizeStr = Formatter.formatShortFileSize(this, mLastBackgroundProcessMemory); - mBackgroundProcessText.setText(getResources().getString( - R.string.service_background_processes, - mLastNumBackgroundProcesses, availStr, sizeStr)); - } - if (mLastNumForegroundProcesses != mState.mNumForegroundProcesses - || mLastForegroundProcessMemory != mState.mForegroundProcessMemory) { - mLastNumForegroundProcesses = mState.mNumForegroundProcesses; - mLastForegroundProcessMemory = mState.mForegroundProcessMemory; - String sizeStr = Formatter.formatShortFileSize(this, mLastForegroundProcessMemory); - mForegroundProcessText.setText(getResources().getString( - R.string.service_foreground_processes, mLastNumForegroundProcesses, sizeStr)); - } - mLastNumServiceProcesses = mState.mNumServiceProcesses; - mLastServiceProcessMemory = mState.mServiceProcessMemory; - - float totalMem = availMem + mLastBackgroundProcessMemory - + mLastForegroundProcessMemory + mLastServiceProcessMemory; - mColorBar.setRatios(mLastForegroundProcessMemory/totalMem, - mLastServiceProcessMemory/totalMem, - (availMem+mLastBackgroundProcessMemory)/totalMem); - } - } - - @Override - protected void onListItemClick(ListView l, View v, int position, long id) { - RunningState.BaseItem bi = (RunningState.BaseItem)l.getAdapter().getItem(position); - if (!bi.mIsProcess) { - RunningState.ServiceItem si = (RunningState.ServiceItem)bi; - if (si.mRunningService.clientLabel != 0) { - mCurSelected = null; - PendingIntent pi = mAm.getRunningServiceControlPanel( - si.mRunningService.service); - if (pi != null) { - try { - this.startIntentSender(pi.getIntentSender(), null, - Intent.FLAG_ACTIVITY_NEW_TASK - | Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET, - Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET, 0); - } catch (IntentSender.SendIntentException e) { - Log.w(TAG, e); - } catch (IllegalArgumentException e) { - Log.w(TAG, e); - } catch (ActivityNotFoundException e) { - Log.w(TAG, e); - } - } - } else { - mCurSelected = bi; - AlertDialog.Builder builder = new AlertDialog.Builder(this); - builder.setTitle(R.string.confirm_stop_service); - String msg = getResources().getString( - R.string.confirm_stop_service_msg, - si.mPackageInfo.loadLabel(getPackageManager())); - builder.setMessage(msg); - builder.setPositiveButton(R.string.confirm_stop_stop, this); - builder.setNegativeButton(R.string.confirm_stop_cancel, null); - builder.setCancelable(true); - mCurDialog = builder.show(); - } - } else { - mCurSelected = null; - } - } - - public void onClick(DialogInterface dialog, int which) { - if (mCurSelected != null) { - stopService(new Intent().setComponent( - ((RunningState.ServiceItem)mCurSelected).mRunningService.service)); - if (mBackgroundHandler != null) { - mBackgroundHandler.sendEmptyMessage(MSG_UPDATE_CONTENTS); - } - } - } - - @Override - protected void onPause() { - super.onPause(); - mHandler.removeMessages(MSG_UPDATE_TIMES); - if (mBackgroundThread != null) { - mBackgroundThread.quit(); - mBackgroundThread = null; - mBackgroundHandler = null; - } - } - - @Override - protected void onResume() { - super.onResume(); - refreshUi(mState.update(this, mAm)); - mBackgroundThread = new HandlerThread("RunningServices"); - mBackgroundThread.start(); - mBackgroundHandler = new BackgroundHandler(mBackgroundThread.getLooper()); - mHandler.removeMessages(MSG_UPDATE_TIMES); - Message msg = mHandler.obtainMessage(MSG_UPDATE_TIMES); - mHandler.sendMessageDelayed(msg, TIME_UPDATE_DELAY); - mBackgroundHandler.removeMessages(MSG_UPDATE_CONTENTS); - msg = mBackgroundHandler.obtainMessage(MSG_UPDATE_CONTENTS); - mBackgroundHandler.sendMessageDelayed(msg, CONTENTS_UPDATE_DELAY); - } - - @Override - public Object onRetainNonConfigurationInstance() { - return mState; - } - - public void onMovedToScrapHeap(View view) { - mActiveItems.remove(view); - } - - @Override - protected void onDestroy() { - super.onDestroy(); - if (mCurDialog != null) { - mCurDialog.dismiss(); - } - } -} |