Android快速SDK（14）瀑布流PlaView_android 瀑布流sdk-优快云博客

本文介绍了如何在Android中使用PlaView实现瀑布流布局。提供了相关XML布局文件、样式资源和Java代码示例，包括PlaActivity、PlaAdapter和PlaBase类的详细说明。

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代码：http://download.youkuaiyun.com/detail/huangbin95487710/9260165

依赖包模式

完整运行还需要用到以下依赖包
Android快速SDK（2）View库QuickView

布局

<?xml version="1.0" encoding="utf-8"?>
<merge xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:pla="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent" >

    <General.View.Pla.PlaXListView
        android:id="@id/pla_xlistview"
        style="@style/MyDivPlaXListView"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="#FFffffff"
        android:fastScrollEnabled="true"
        android:scrollbars="vertical"
        pla:pla_ColumnNumber="2"
        pla:pla_LandscapeColumnNumber="3" />

</merge>

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@id/pla_list"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="@drawable/view_pla_frame"
    android:orientation="vertical" >

    <General.View.ImageViewLayout
        android:id="@id/pla_pic"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:src="@null" />

    <TextView
        android:id="@id/pla_title"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:singleLine="false"
        android:textColor="#656565" />

    <TextView
        android:id="@id/pla_time"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="right|bottom"
        android:gravity="right"
        android:textColor="#9f9f9f" />

</LinearLayout>

样式

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <style name="MyDivPlaXListView" parent="@style/DivXListView">
        <item name="xlv_footer_bg">#FFffffff</item>
        <item name="xlv_footer_font_size">16sp</item>
        <item name="xlv_footer_font_color">#FF6e6e6e</item>
        <item name="xlv_header_bg">#FFffffff</item>
        <item name="xlv_header_font_size">16sp</item>
        <item name="xlv_header_font_color">#FF6e6e6e</item>
        <item name="xlv_page_num">10</item>
        <item name="xlv_touch">false</item>
        <item name="xlv_load">true</item>
        <item name="xlv_refresh">true</item>
        <item name="pla_ColumnNumber">2</item>
        <item name="pla_LandscapeColumnNumber">3</item>
        <item name="pla_ColumnPaddingLeft">0dip</item>
        <item name="pla_ColumnPaddingRight">0dip</item>
    </style>

</resources>

代码

PlaActivity.java

package cn.whonow.whonow.pla;

import java.util.ArrayList;

import General.Listener.XListViewListener;
import General.View.Pla.PlaXListView;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import cn.whonow.whonow.R;
/**
 * 实现XListViewListener接口
 * 下拉刷新，上拉加载更多
 * */
public class PlaActivity extends FragmentActivity implements XListViewListener {

	private PlaXListView mAdapterView = null;
	private PlaAdapter mAdapter = null;
	private ArrayList<PlaBase> mInfos = new ArrayList<PlaBase>();

	@SuppressWarnings("unchecked")
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.test_pla);

		int mIndex = 0;
		PlaBase mDuitangInfo = new PlaBase();
		mDuitangInfo.mId = (mIndex + "");
		mDuitangInfo.mMsg = "我是最新的测试实际例子";
		mDuitangInfo.mImgUrl = ("http://img0.bdstatic.com/img/image/shouye/gxxhxh2-9407628543.jpg");
		mInfos.add(mDuitangInfo);
		mIndex++;
		mDuitangInfo = new PlaBase();
		mDuitangInfo.mId = (mIndex + "");
		mDuitangInfo.mMsg = "我是最新的测试实际例子";
		mDuitangInfo.mImgUrl = ("http://g.hiphotos.baidu.com/image/w%3D310/sign=9abcc32ed01b0ef46ce89e5fedc551a1/b219ebc4b74543a9bc5871cc1c178a82b901146a.jpg");
		mInfos.add(mDuitangInfo);
		mIndex++;

		mDuitangInfo = new PlaBase();
		mDuitangInfo.mId = (mIndex + "");
		mDuitangInfo.mMsg = "我是最新的测试实际例子";
		mDuitangInfo.mImgUrl = ("http://c.hiphotos.baidu.com/image/w%3D310/sign=3ed7e3ef8fb1cb133e693a12ed5556da/738b4710b912c8fcc9b17ecdfe039245d688216b.jpg");
		mInfos.add(mDuitangInfo);
		mIndex++;

		mDuitangInfo = new PlaBase();
		mDuitangInfo.mId = (mIndex + "");
		mDuitangInfo.mMsg = "我是最新的测试实际例子";
		mDuitangInfo.mImgUrl = ("http://g.hiphotos.baidu.com/image/w%3D310/sign=9366b74b00087bf47dec51e8c2d2575e/8644ebf81a4c510f570a6a1a6259252dd52aa5e0.jpg");
		mInfos.add(mDuitangInfo);
		mIndex++;

		mDuitangInfo = new PlaBase();
		mDuitangInfo.mId = (mIndex + "");
		mDuitangInfo.mMsg = "我是最新的测试实际例子";
		mDuitangInfo.mImgUrl = ("http://c.hiphotos.baidu.com/image/w%3D310/sign=23853ae6257f9e2f70351b092f30e962/9922720e0cf3d7caf9c5b776f01fbe096b63a9fb.jpg");
		mInfos.add(mDuitangInfo);
		mIndex++;


		mAdapterView = (PlaXListView) findViewById(R.id.pla_xlistview);
		mAdapterView.setPullLoadEnable(true);
		mAdapterView.setXListViewListener(this);
		mAdapter = new PlaAdapter(this);
		mAdapter.setValue(mInfos);
		mAdapterView.setAdapter(mAdapter);
	}

	@Override
	protected void onResume() {
		super.onResume();

	}

	@Override
	protected void onDestroy() {
		super.onDestroy();

	}

	@Override
	public void onRefresh() {

	}

	@Override
	public void onLoadMore() {

	}

	@Override
	public String getRequestName() {
		// TODO Auto-generated method stub
		return PlaActivity.class.getSimpleName();
	}
}// end of class

PlaAdapter.java

package cn.whonow.whonow.pla;

import java.util.ArrayList;

import General.Inter.AsyncImageLoader;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import cn.whonow.whonow.R;

public class PlaAdapter extends BaseAdapter {

	private Context mContext;
	private ArrayList<PlaBase> mInfos = new ArrayList<PlaBase>();
	private AsyncImageLoader asyncImageLoader = null;

	public PlaAdapter(Context context) {
		mContext = context;
		asyncImageLoader = new AsyncImageLoader(mContext,
				R.drawable.view_no_photo);
	}

	public void setValue(ArrayList<PlaBase> mInfos) {
		this.mInfos = mInfos;
	}

	@Override
	public View getView(int position, View convertView, ViewGroup parent) {

		ViewHolder holder;
		if (convertView == null) {
			LayoutInflater layoutInflator = LayoutInflater.from(parent
					.getContext());
			convertView = layoutInflator.inflate(R.layout.test_pla_item, null);
			holder = new ViewHolder();
			holder.imageView = (ImageView) convertView
					.findViewById(R.id.pla_pic);
			holder.contentView = (TextView) convertView
					.findViewById(R.id.pla_title);
			convertView.setTag(holder);
		}
		holder = (ViewHolder) convertView.getTag();
		PlaBase duitangInfo = mInfos.get(position);
		holder.contentView.setText(duitangInfo.mMsg);
		asyncImageLoader.load(duitangInfo.mImgUrl, holder.imageView);

		return convertView;
	}

	class ViewHolder {
		ImageView imageView;
		TextView contentView;
		TextView timeView;
	}

	@Override
	public int getCount() {
		return mInfos.size();
	}

	@Override
	public Object getItem(int arg0) {
		return mInfos.get(arg0);
	}

	@Override
	public long getItemId(int arg0) {
		return 0;
	}

}

PlaBase.java

package cn.whonow.whonow.pla;

public class PlaBase {

	public String mId = "";
	public String mMsg = "";// 信息
	public String mImgUrl = "";// 地址

}

效果图

Android快速SDK（14）瀑布流PlaView

代码：http://download.youkuaiyun.com/detail/huangbin95487710/9260165

依赖包模式

完整运行还需要用到以下依赖包 Android快速SDK（2）View库QuickView

完整运行还需要用到以下依赖包
Android快速SDK（2）View库QuickView