Android加载数据过程中的菊花显示

LinearLayout mProgressLayout=new LinearLayout(this);

mProgressLayout.setMinimumHeight(30);

mProgressLayout.setGravity(Gravity.CENTER);

mProgressLayout.setOrientation(LinearLayout.HORIZONTAL);

LayoutParams mLayoutParams=new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT,LinearLayout.LayoutParams.WRAP_CONTENT);

ProgressBar mProgressBar=new ProgressBar(this);

mProgressBar.setPadding(100, 250, 5, 80);

mProgressLayout.addView(mProgressBar,mLayoutParams);

TextView mContent=new TextView(this);

mContent.setText("加载中...");

mContent.setTextSize(19);

mContent.setTextColor(Color.BLACK);

mContent.setPadding(0, 250, 0, 80);

mProgressLayout.addView(mContent, mLayoutParams);

mProgressLayout.setVisibility(View.VISIBLE);

MsgConditionActivity.this.addContentView(mProgressLayout, mLayoutParams);