xml布局与java动态布局

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activity_main.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:id="@+id/LinearLayout1"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical"    android:paddingBottom="@dimen/activity_vertical_margin"    android:paddingLeft="@dimen/activity_horizontal_margin"    android:paddingRight="@dimen/activity_horizontal_margin"    android:paddingTop="@dimen/activity_vertical_margin"    tools:context=".MainActivity" >    <TextView        android:id="@+id/textView1"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="@string/mText01" />    <TextView        android:id="@+id/textView2"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:autoLink="all"        android:text="@string/mText02" /></LinearLayout>

MainActivity.java

package com.eric.myappsixth;import android.os.Bundle;import android.app.Activity;import android.graphics.Color;import android.view.Menu;import android.widget.LinearLayout;import android.widget.TextView;public class MainActivity extends Activity {private LinearLayout myLayout;private LinearLayout.LayoutParams layoutP;private int WC = LinearLayout.LayoutParams.WRAP_CONTENT;private TextView black_TV, blue_TV, cyan_TV;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);myLayout = (LinearLayout)findViewById(R.id.LinearLayout1);layoutP = new LinearLayout.LayoutParams(WC, WC);black_TV = new TextView(this);blue_TV = new TextView(this);cyan_TV = new TextView(this);myLayout.addView(black_TV, layoutP);myLayout.addView(blue_TV, layoutP);myLayout.addView(cyan_TV, layoutP);black_TV.setTextColor(Color.BLACK);blue_TV.setTextColor(Color.BLUE);cyan_TV.setTextColor(Color.CYAN);black_TV.setText("黑色的文本");blue_TV.setText("蓝色的文本");cyan_TV.setText("蓝绿色的文本");}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {// Inflate the menu; this adds items to the action bar if it is present.getMenuInflater().inflate(R.menu.main, menu);return true;}}