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Java Android网格视图顺序和对齐在滚动时混乱?_Java_Android_Gridview - Fatal编程技术网

Java Android网格视图顺序和对齐在滚动时混乱?

Java Android网格视图顺序和对齐在滚动时混乱?,java,android,gridview,Java,Android,Gridview,我试图在网格视图上显示图像和文本,但每次滚动时,平铺的顺序和对齐方式都会出错。应用程序如下所示,MainActivity.java package renish.gridview; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.widget.GridView; public class MainActivity extends AppCompatActivit

我试图在网格视图上显示图像和文本,但每次滚动时,平铺的顺序和对齐方式都会出错。
应用程序如下所示,

MainActivity.java

package renish.gridview;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.widget.GridView;

public class MainActivity extends AppCompatActivity {
    GridView gridView;
    String[] text = {"One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine", "Ten", "Eleven", "Twelve", "Thirteen", "Fourteen", "Fifteen"};

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        CustomGrid adapter = new CustomGrid(MainActivity.this, text, imageId);
        gridView = (GridView) findViewById(R.id.gridView);
        gridView.setAdapter(adapter);

    }
}

活动\u main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    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="renish.gridview.MainActivity">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Hello World!" />

    <GridView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/gridView"
        android:layout_alignParentTop="true"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true"
        android:columnWidth="100dp"
        android:numColumns="auto_fit"
        android:stretchMode="spacingWidthUniform"/>
</RelativeLayout>

grid\u single.xml

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

    <ImageView
        android:id="@+id/imageView"
        android:layout_width="100dp"
        android:layout_height="100dp"
        android:layout_alignParentTop="true"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="103dp" />

    <TextView
        android:id="@+id/textView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerHorizontal="true"
        android:layout_centerVertical="true"
        android:text="Medium Text"
        android:textAppearance="?android:attr/textAppearanceMedium" />
</RelativeLayout>

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="renish.gridview">

    <uses-permission android:name="android.permission.INTERNET" />

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>


当我运行应用程序时,输出是正常的,但是每次我滚动时,文本的顺序和图像的对齐都会弄乱。
请建议解决方案。

更改
getView()
类中的
CustomGrid
方法如下:

@Override
public View getView(int position, View convertView, ViewGroup parent) {
    View grid;
    if(convertView == null) {
        LayoutInflater inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
        grid = inflater.inflate(R.layout.grid_single, null);
    } else {
        grid = (View) convertView;
    }
    TextView textView = (TextView) grid.findViewById(R.id.textView);
    ImageView imageView = (ImageView) grid.findViewById(R.id.imageView);
    textView.setText(text[position]);
    Picasso.with(context)
                .load("http://www.funsundivetravel.com/wp-content/uploads/2015/02/200x300.gif")
                .into(imageView);
    return grid;
}

除此之外,您最好阅读有关视图固定器模式的内容。

我在这个问题上停留的时间太长了。这个答案帮助了我。非常感谢@mussa
@Override
public View getView(int position, View convertView, ViewGroup parent) {
    View grid;
    if(convertView == null) {
        LayoutInflater inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
        grid = inflater.inflate(R.layout.grid_single, null);
    } else {
        grid = (View) convertView;
    }
    TextView textView = (TextView) grid.findViewById(R.id.textView);
    ImageView imageView = (ImageView) grid.findViewById(R.id.imageView);
    textView.setText(text[position]);
    Picasso.with(context)
                .load("http://www.funsundivetravel.com/wp-content/uploads/2015/02/200x300.gif")
                .into(imageView);
    return grid;
}