Question

我的项目的gridview只显示了5张照片，而且我还添加了10张照片，这些照片应该显示在两行中。为什么我的gridview没有显示第二行。这个问题是因为有很多布局？我发布了xml代码和java代码....

<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:tools="http://schemas.android.com/tools"
        android:layout_width="match_parent"
        android:layout_height="fill_parent" >

    <RelativeLayout
        android:id="@+id/layout12"
        android:layout_width="match_parent"
        android:layout_height="fill_parent" >
    <RelativeLayout
        android:id="@+id/layout13"
        android:layout_width="match_parent"
        android:layout_height="fill_parent" >
    <RelativeLayout
        android:id="@+id/layout14"
        android:layout_width="match_parent"
        android:layout_height="fill_parent" >
    <RelativeLayout
        android:id="@+id/layout15"
        android:layout_width="match_parent"
        android:layout_height="fill_parent" >
    <RelativeLayout
        android:id="@+id/layout16"
        android:layout_width="match_parent"
        android:layout_height="fill_parent" >
    <RelativeLayout
        android:id="@+id/layout17"
        android:layout_width="match_parent"
        android:layout_height="fill_parent"
        >
    <RelativeLayout
        android:id="@+id/layout18"
        android:layout_width="match_parent"
        android:layout_height="fill_parent"
       >
    <RelativeLayout
        android:id="@+id/layout19"
        android:layout_width="match_parent"
        android:layout_height="fill_parent"
        android:background="#FFD801">

    <TextView
        android:id="@+id/textView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"


        android:layout_alignParentTop="false"
        android:layout_centerHorizontal="true"
        android:text="Hyderabad Hotshots"
        android:textSize="30dp"
        android:textAppearance="?android:attr/textAppearanceLarge" />
    </RelativeLayout>
        <TextView
            android:id="@+id/textView5"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_below="@+id/layout19"

            android:layout_alignParentTop="false"
            android:layout_centerHorizontal="true"
            android:text="@string/hello"

            />
    </RelativeLayout>
        <TextView
            android:id="@+id/textView11"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_below="@+id/layout18"
            android:layout_centerHorizontal="true"
            android:text="xyz"
            android:textAppearance="?android:attr/textAppearanceLarge" />



    </RelativeLayout>
    <View
        android:layout_width="fill_parent"
        android:layout_height="1dp"
        android:layout_below="@+id/layout17"
        android:background="@android:color/darker_gray"/>
</RelativeLayout>
    <GridView
        android:id="@+id/gridView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@+id/layout16"
        android:layout_margin="5dp"
        android:columnWidth="100dp"
        android:gravity="center"
        android:numColumns="5"


        android:verticalSpacing="5dp"
        android:drawSelectorOnTop="true"        android:stretchMode="columnWidth"
        >
    </GridView>



</RelativeLayout>

    <TextView
        android:id="@+id/textView12"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@+id/layout15"
        android:layout_centerHorizontal="true"
        android:text="CAMPAIGN SCHEDULE"
        android:textAppearance="?android:attr/textAppearanceLarge" />



</RelativeLayout>
    <View
        android:layout_width="fill_parent"
        android:layout_height="1dp"
        android:layout_below="@+id/layout14"
        android:background="@android:color/darker_gray"/>
</RelativeLayout>
    <TextView
        android:id="@+id/textView3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@+id/layout13"

        android:layout_alignParentTop="false"
        android:layout_centerHorizontal="false"
        android:text="@string/hello3"

        />
</RelativeLayout>
    </ScrollView>

TeamDetails.java

public class TeamDetails extends Activity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.team_popup);
        GridView gridview = (GridView) findViewById(R.id.gridView);
        gridview.setAdapter(new ImageAdapter(this));
    }

    public class ImageAdapter extends BaseAdapter{
        private Context mContext;
        public int getCount() {
            return mThumbIds.length;
        }
        public Object getItem(int position) {
            return mThumbIds[position];
        }
        public long getItemId(int position) {
            return 0;
        }
        public ImageAdapter(Context c) {
            mContext = c;
        }

        public View getView(int position, View convertView, ViewGroup parent) {
            ImageView imageView;
            if (convertView == null){
                imageView = new ImageView(mContext);
                imageView.setLayoutParams(new GridView.LayoutParams(85, 85));
                imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
                imageView.setPadding(8, 8, 8, 8);
            }
            else{
                imageView = (ImageView) convertView;
            }
            imageView.setImageResource(mThumbIds[position]);
            return imageView;
        }

        private Integer[] mThumbIds = {
                R.drawable.ply1, R.drawable.ply2,
                R.drawable.ply3, R.drawable.ply4,
                R.drawable.ply5, R.drawable.ply6,
                R.drawable.ply7, R.drawable.ply8,
                R.drawable.ply9, R.drawable.ply10
        };
    }

}

Answer 1

我改变了

android:layout_height="wrap_content"

到

android:layout_height="150dp"

这对我来说很好用。）

GridView不显示第二行

1 个答案: