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hongyangAndroid
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add listview demo
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8 files changed

+164
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‎sample/android-percent-support/src/main/AndroidManifest.xml‎

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android:name=".ItemActivity"
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android:label="@string/title_activity_item" >
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</activity>
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<activity
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android:name=".ListViewTestActivity"
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android:label="@string/title_activity_list_view_test" >
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</activity>
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</application>
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</manifest>

‎sample/android-percent-support/src/main/java/com/imooc/android_percent_support/ListViewTestActivity.java‎

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package com.imooc.android_percent_support;
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import android.os.Bundle;
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import android.support.v7.app.AppCompatActivity;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.ArrayAdapter;
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import android.widget.ListView;
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import android.widget.TextView;
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import java.util.Arrays;
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import java.util.List;
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/**
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* 对于ListView，必须将item最外层的高度设置为固定值，
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* 没有办法使用百分比，因为其父控件是ListView，不是Percent系列容器；
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* 该Item内部的控件，可以使用percent系类属性；
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*/
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public class ListViewTestActivity extends AppCompatActivity
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{
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private ListView mListView;
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private LayoutInflater mInflater;
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private List<String> mStr = Arrays.asList("Helloworld", "盗墓笔记", "秦时明月", "嫌疑人", "辩护人");
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@Override
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protected void onCreate(Bundle savedInstanceState)
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{
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_list_view_test);
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mInflater = LayoutInflater.from(this);
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mListView = (ListView) findViewById(R.id.id_listview);
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mListView.setAdapter(new ArrayAdapter<String>(this, -1, mStr)
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{
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@Override
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public View getView(int position, View convertView, ViewGroup parent)
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{
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if (convertView == null)
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{
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convertView = mInflater.inflate(R.layout.item_music_list, parent, false);
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}
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TextView tv = (TextView) convertView.findViewById(R.id.id_tv_name);
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tv.setText(mStr.get(position));
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return convertView;
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}
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});
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu)
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{
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// Inflate the menu; this adds items to the action bar if it is present.
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getMenuInflater().inflate(R.menu.menu_list_view_test, menu);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item)
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{
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// Handle action bar item clicks here. The action bar will
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// automatically handle clicks on the Home/Up button, so long
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// as you specify a parent activity in AndroidManifest.xml.
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int id = item.getItemId();
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//noinspection SimplifiableIfStatement
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if (id == R.id.action_settings)
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{
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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}

‎sample/android-percent-support/src/main/java/com/imooc/android_percent_support/MainActivity.java‎

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@@ -19,20 +19,25 @@ public class MainActivity extends ActionBarActivity
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private ListView mListView;
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private LayoutInflater mInflater;
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private static final int LISTVIEW_POS = 6;
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private String[] mTitle = {
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"PercentLinearLayout",
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"PercentW or PercentH",
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"PercentRelativeLayout 1",
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"PercentFrameLayout",
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"PercentRelativeLayout 2",
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"PercentLinearLayout in ScrollView"};
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"PercentLinearLayout in ScrollView",
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"PercentInListView"
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};
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private int[] mContentIds = {
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R.layout.view5,
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R.layout.view1,
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R.layout.view2,
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R.layout.view3,
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R.layout.view4,
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R.layout.view6
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R.layout.view6,
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-1
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};
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@Override
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public void onItemClick(AdapterView<?> parent, View view, int position, long id)
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{
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switch (position)
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{
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case LISTVIEW_POS:
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Intent intent = new Intent(MainActivity.this, ListViewTestActivity.class) ;
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startActivity(intent);
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return ;
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}
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Intent intent = new Intent(MainActivity.this, ItemActivity.class);
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intent.putExtra("contentId", mContentIds[position]);
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intent.putExtra("title",mTitle[position]);

‎sample/android-percent-support/src/main/res/layout/activity_list_view_test.xml‎

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<ListView android:id="@+id/id_listview"
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xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:paddingBottom="@dimen/activity_vertical_margin"
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android:paddingLeft="@dimen/activity_horizontal_margin"
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android:paddingRight="@dimen/activity_horizontal_margin"
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android:paddingTop="@dimen/activity_vertical_margin"
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tools:context="com.imooc.android_percent_support.ListViewTestActivity">
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</ListView>

‎sample/android-percent-support/src/main/res/layout/item_music_list.xml‎

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<?xml version="1.0" encoding="utf-8"?>
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<com.zhy.android.percent.support.PercentRelativeLayout
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xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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android:layout_width="match_parent"
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android:layout_height="56dp"
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>
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<ImageView android:id="@+id/id_iv_icon"
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android:layout_width="0dp"
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android:layout_height="0dp"
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android:layout_centerVertical="true"
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android:layout_marginLeft="8dp"
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android:layout_marginRight="16dp"
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android:src="@mipmap/ic_launcher"
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app:layout_heightPercent="60%h"
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app:layout_widthPercent="60%h"/>
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<TextView android:id="@+id/id_tv_name"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_alignTop="@+id/id_iv_icon"
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android:layout_toRightOf="@+id/id_iv_icon"
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android:text="Helloworld"
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android:textColor="#ff000000"
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app:layout_textSizePercent="26%h"
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/>
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<TextView android:id="@+id/id_tv_artist"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_alignBottom="@+id/id_iv_icon"
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android:layout_toRightOf="@+id/id_iv_icon"
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android:text="Helloworld"
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android:textColor="#66000000"
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app:layout_textSizePercent="24%h"
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/>
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</com.zhy.android.percent.support.PercentRelativeLayout>

‎sample/android-percent-support/src/main/res/layout/view3.xml‎

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android:layout_gravity="center"
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android:scaleType="centerCrop"
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android:src="@drawable/tangyan"
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app:layout_heightPercent="50%w"
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app:layout_heightPercent="50%h"
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app:layout_widthPercent="50%w"/>
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<TextView

‎sample/android-percent-support/src/main/res/menu/menu_list_view_test.xml‎

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<menu xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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xmlns:tools="http://schemas.android.com/tools"
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tools:context="com.imooc.android_percent_support.ListViewTestActivity">
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<item android:id="@+id/action_settings"
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android:title="@string/action_settings"
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android:orderInCategory="100"
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app:showAsAction="never"/>
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</menu>

‎sample/android-percent-support/src/main/res/values/strings.xml‎

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<string name="hello_world">Hello world!</string>
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<string name="action_settings">Settings</string>
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<string name="title_activity_item">ItemActivity</string>
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<string name="title_activity_list_view_test">ListViewTestActivity</string>
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</resources>

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