ListView多条目加载
2016-08-22 21:03
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适配器:
布局0 一张小图:
布局1 三张小图:
布局2 一张大图:
布局3 没有图:
package com.ex.moni; import java.util.List; import com.bawei.bean.Data; import com.bawei.bean.Image_listE; import com.bawei.bean.Large_image_list; import com.nostra13.universalimageloader.core.ImageLoader; import com.nostra13.universalimageloader.core.ImageLoaderConfiguration; import com.nostra13.universalimageloader.core.ImageLoaderConfiguration.Builder; import android.content.Context; import android.view.View; import android.view.ViewGroup; import android.widget.BaseAdapter; import android.widget.ImageView; import android.widget.TextView; public class MyAdapter extends BaseAdapter { private List<Data> list; private Context context; private ImageLoader imageLoader; public MyAdapter(List<Data> list, Context context) { super(); this.list = list; this.context = context; imageLoader = ImageLoader.getInstance(); imageLoader.init(ImageLoaderConfiguration.createDefault(context)); } @Override public int getCount() { // TODO Auto-generated method stub return list.size(); } @Override public Object getItem(int position) { // TODO Auto-generated method stub return null; } @Override public long getItemId(int position) { // TODO Auto-generated method stub return 0; } @Override public View getView(int position, View convertView, ViewGroup parent) { int type = getItemViewType(position); viewhoder1 view1 = null; viewhode2 view2 = null; viewhoder3 view3 = null; viewhoder4 view4 = null; if (convertView == null) { switch (type) { // 一张小图 case 0: view1 = new viewhoder1(); convertView = View.inflate(context, R.layout.item0, null); view1.tve = (TextView) convertView .findViewById(R.id.title_ite0); view1.iView = (ImageView) convertView .findViewById(R.id.imageView_item0); view1.tvname = (TextView) convertView .findViewById(R.id.title_itename); view1.tvpl = (TextView) convertView.findViewById(R.id.title_pl); convertView.setTag(view1); break; // 三张小图 case 1: view2 = new viewhode2(); convertView = View.inflate(context, R.layout.item1, null); view2.tve2 = (TextView) convertView .findViewById(R.id.title_item1); view2.tvname = (TextView) convertView .findViewById(R.id.item1_tevname); view2.tepl = (TextView) convertView .findViewById(R.id.item1_tepl); view2.iv1 = (ImageView) convertView .findViewById(R.id.imageView_item1); view2.iv2 = (ImageView) convertView .findViewById(R.id.imageView_item1_2); view2.iv3 = (ImageView) convertView .findViewById(R.id.imageView_item1_3); convertView.setTag(view2); break; // 一张大图 case 2: view3 = new viewhoder3(); convertView = View.inflate(context, R.layout.item2, null); view3.tve3 = (TextView) convertView .findViewById(R.id.title_item2); view3.tvname = (TextView) convertView .findViewById(R.id.item2_tvname); view3.tvpl = (TextView) convertView .findViewById(R.id.item2_tvepl); view3.ivda1 = (ImageView) convertView .findViewById(R.id.imageView_item2); convertView.setTag(view3); break; // 没有图 case 3: view4 = new viewhoder4(); convertView = View.inflate(context, R.layout.item3, null); view4.tve4 = (TextView) convertView .findViewById(R.id.title_item3); view4.tvname = (TextView) convertView .findViewById(R.id.title_item3_1); view4.tvpl = (TextView) convertView .findViewById(R.id.title_item3_3); convertView.setTag(view4); break; } } else { switch (type) { case 0: view1 = (viewhoder1) convertView.getTag(); break; case 1: view2 = (viewhode2) convertView.getTag(); break; case 2: view3 = (viewhoder3) convertView.getTag(); break; case 3: view4 = (viewhoder4) convertView.getTag(); break; } } // 赋值 switch (type) { case 0: view1.tve.setText(list.get(position).getTitle()); view1.tvpl.setText("评论 " + list.get(position).getTitle()); view1.tvname.setText(list.get(position).getTitle()); imageLoader.displayImage(list.get(position).getImage_list().get(0) .getUrl(), view1.iView); break; case 1: view2.tve2.setText(list.get(position).getTitle()); view2.tvname.setText(list.get(position).getTitle()); view2.tepl.setText("评论 " + list.get(position).getTitle()); imageLoader.displayImage(list.get(position).getImage_list().get(0) .getUrl(), view2.iv1); imageLoader.displayImage(list.get(position).getImage_list().get(1) .getUrl(), view2.iv2); imageLoader.displayImage(list.get(position).getImage_list().get(2) .getUrl(), view2.iv3); break; case 2: view3.tve3.setText(list.get(position).getTitle()); view3.tvname.setText(list.get(position).getTitle()); view3.tvpl.setText("评论 " + list.get(position).getTitle()); imageLoader.displayImage(list.get(position).getLarge_image_list() .get(0).getUrl(), view3.ivda1); break; case 3: view4.tve4.setText(list.get(position).getTitle()); view4.tvname.setText(list.get(position).getTitle()); view4.tvpl.setText("评论 " + list.get(position).getTitle()); break; } return convertView; } @Override public int getItemViewType(int position) { // TODO Auto-generated method stub Data bean = list.get(position); List<Image_listE> list2 = bean.getImage_list(); List<Large_image_list> list3 = bean.getLarge_image_list(); if (list2 != null && list2.size() == 1) { // 一张小图 return 0; } else if (list2 != null && list2.size() == 3) { // 三张小图 return 1; // 一张大图 } else if (list3 != null && list3.size() == 1) { return 2; } else { return 3; } } @Override public int getViewTypeCount() { // TODO Auto-generated method stub return 4; } // 一张小图 class viewhoder1 { TextView tve, tvname, tvpl; ImageView iView; } // 三张小图 class viewhode2 { TextView tve2, tvname, tepl; ImageView iv1; ImageView iv2; ImageView iv3; } // 一张大图 class viewhoder3 { TextView tve3, tvname, tvpl; ImageView ivda1; } class viewhoder4 { TextView tve4, tvname, tvpl; } }
布局0 一张小图:
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="horizontal" > <RelativeLayout android:id="@+id/rel" android:layout_width="0dp" android:layout_height="wrap_content" android:layout_weight="3" > <TextView android:id="@+id/title_ite0" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm" /> <TextView android:id="@+id/title_itename" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginTop="90dp" android:text="来源" android:textColor="#B5B5B5" /> <TextView android:id="@+id/title_pl" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="80dp" android:layout_marginTop="90dp" android:text="评论" android:textColor="#B5B5B5" /> </RelativeLayout> <RelativeLayout android:id="@+id/rr" android:layout_width="0dp" android:layout_height="wrap_content" android:layout_weight="1" > <ImageView android:id="@+id/imageView_item0" android:layout_width="100dp" android:layout_height="100dp" android:layout_marginRight="10dp" android:layout_marginTop="10dp" android:src="@drawable/ic_launcher" /> </RelativeLayout> </LinearLayout>
布局1 三张小图:
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <TextView android:id="@+id/title_item1" android:layout_width="fill_parent" android:layout_height="wrap_content" /> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:layout_marginTop="10dp" android:orientation="horizontal" > <ImageView android:id="@+id/imageView_item1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_weight="1" android:src="@drawable/ic_launcher" /> <ImageView android:id="@+id/imageView_item1_2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="10dp" android:layout_weight="1" android:src="@drawable/ic_launcher" /> <ImageView android:id="@+id/imageView_item1_3" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="10dp" android:layout_weight="1" android:src="@drawable/ic_launcher" /> </LinearLayout> <LinearLayout android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="horizontal" > <TextView android:id="@+id/item1_tevname" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginTop="10dp" android:text="通道大叔" android:textColor="#B5B5B5" /> <TextView android:id="@+id/item1_tepl" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="10dp" android:layout_marginTop="10dp" android:text="评论" android:textColor="#B5B5B5" /> </LinearLayout> </LinearLayout>
布局2 一张大图:
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <TextView android:id="@+id/title_item2" android:layout_width="fill_parent" android:layout_height="wrap_content" /> <ImageView android:id="@+id/imageView_item2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:src="@drawable/ic_launcher" /> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="10dp" android:orientation="horizontal" > <TextView android:id="@+id/item2_tvname" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="新民" android:textColor="#B5B5B5" /> <TextView android:id="@+id/item2_tvepl" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="50dp" android:text="pl" android:textColor="#B5B5B5" /> </LinearLayout> </LinearLayout>
布局3 没有图:
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <TextView android:id="@+id/title_item3" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="mm" /> <LinearLayout android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginTop="10dp" android:orientation="horizontal" > <TextView android:id="@+id/title_item3_1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="zz" android:textColor="#B5B5B5" /> <TextView android:id="@+id/title_item3_3" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="50dp" android:text="评论" android:textColor="#B5B5B5" /> </LinearLayout> </LinearLayout>
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