/** 全选 */
public void selectAll(View view) {
for (TaskInfo info : userTaskInfos) {
if (info.getPackname().equals(getPackageName())) {
continue;
}
info.setChecked(true);
}
for (TaskInfo info : systemTaskInfos) {
info.setChecked(true);
}
adapter.notifyDataSetChanged(); // 通知界面更新
}
/** 杀死选中的进程 */
public void killAll(View view) {
int total = 0;
long savedMem = 0;
List<TaskInfo> killedTaskInfos = new ArrayList<TaskInfo>();
for (TaskInfo info : userTaskInfos) {
if (info.isChecked()) {
am.killBackgroundProcesses(info.getPackname());
total++;
savedMem += info.getMemsize();
// userTaskInfos.remove(info);
killedTaskInfos.add(info);
}
}
for (TaskInfo info : systemTaskInfos) {
if (info.isChecked()) {
am.killBackgroundProcesses(info.getPackname());
total++;
savedMem += info.getMemsize();
// systemTaskInfos.remove(info);
killedTaskInfos.add(info);
}
}
for (TaskInfo info : killedTaskInfos) {
if (info.isUserTask()) {
userTaskInfos.remove(info);
} else {
systemTaskInfos.remove(info);
}
}
// 给用户一个土司提醒 告诉用户你干了什么事情。
Toast.makeText(
this, "杀死了" + total + "个进程,释放了" + Formatter.formatFileSize(this, savedMem) + "的内存", 1)
.show();
runningProcessCount -= total;
availRam += savedMem;
tv_process_count.setText("运行中进程:" + runningProcessCount + "个");
tv_mem_info.setText(
"剩余/总内存："
+ Formatter.formatFileSize(this, availRam)
+ "/"
+ Formatter.formatFileSize(this, totalRam));
adapter.notifyDataSetChanged();
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
TaskInfo taskInfo;
if (position == 0) {
TextView tv = new TextView(getApplicationContext());
tv.setTextColor(Color.WHITE);
tv.setBackgroundColor(Color.GRAY);
tv.setText("用户进程(" + userTaskInfos.size() + ")");
return tv;
} else if (position == (userTaskInfos.size() + 1)) {
TextView tv = new TextView(getApplicationContext());
tv.setTextColor(Color.WHITE);
tv.setBackgroundColor(Color.GRAY);
tv.setText("系统进程(" + systemTaskInfos.size() + ")");
return tv;
} else if (position <= userTaskInfos.size()) {
taskInfo = userTaskInfos.get(position - 1);
} else {
taskInfo = systemTaskInfos.get(position - 1 - userTaskInfos.size() - 1);
}
View view;
ViewHolder holder;
if (convertView != null && convertView instanceof RelativeLayout) {
view = convertView;
holder = (ViewHolder) view.getTag();
} else {
view = View.inflate(getApplicationContext(), R.layout.list_task_item, null);
holder = new ViewHolder();
holder.iv_icon = (ImageView) view.findViewById(R.id.iv_icon);
holder.tv_name = (TextView) view.findViewById(R.id.tv_name);
holder.tv_memsize = (TextView) view.findViewById(R.id.tv_memsize);
holder.cb = (CheckBox) view.findViewById(R.id.cb);
view.setTag(holder);
}
holder.iv_icon.setImageDrawable(taskInfo.getIcon());
holder.tv_name.setText(taskInfo.getName());
holder.tv_memsize.setText(
Formatter.formatFileSize(getApplicationContext(), taskInfo.getMemsize()));
holder.cb.setChecked(taskInfo.isChecked());
if (taskInfo.getPackname().equals(getPackageName())) {
holder.cb.setVisibility(View.INVISIBLE);
} else {
holder.cb.setVisibility(View.VISIBLE);
}
return view;
}