添加系统最大音量设置

	int CM = 20;
		SQLiteDatabase db = SQLiteDatabase.openDatabase("/tvdatabase/Database/user_setting.db", null, SQLiteDatabase.NO_LOCALIZED_COLLATORS);
		if(db.isOpen())
		{
			Cursor cursor = null; 
			cursor = db.rawQuery("select * from tbl_SystemSetting",null); 
			if (cursor.moveToFirst()) { 
				CM = cursor.getInt(cursor.getColumnIndex("maxsound"));// CM = cursor.getColumnIndex("maxsound"); 
				Log.d("yj.chen","get max sound="+CM);
			} 
			cursor.close(); 
		}
		db.close();	

		mSeekbar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
			
			@Override
			public void onStopTrackingTouch(SeekBar arg0) {
				// TODO Auto-generated method stub
				
			}
			
			@Override
			public void onStartTrackingTouch(SeekBar arg0) {
				// TODO Auto-generated method stub
				
			}
			
			@Override
			public void onProgressChanged(SeekBar arg0, int progress, boolean arg2) {
				// TODO Auto-generated method stub
				int CM = 0;
				SQLiteDatabase db = SQLiteDatabase.openDatabase("/tvdatabase/Database/user_setting.db", null, SQLiteDatabase.NO_LOCALIZED_COLLATORS);
				
				if(db.isOpen())
				{
					try
					{
				
					db.execSQL("update tbl_SystemSetting set maxsound="+progress);
					}catch( SQLException e){
						e.printStackTrace();
					}
				}
				db.close();	
				

				
			}
		});
	}