Android gridview中的imageview高度
我按照本指南使用栅格视图在图库中插入图像: 我对imageadapter代码进行了如下编辑:Android gridview中的imageview高度,android,gridview,imageview,Android,Gridview,Imageview,我按照本指南使用栅格视图在图库中插入图像: 我对imageadapter代码进行了如下编辑: public class ImageAdapter extends BaseAdapter { private Context mContext; public ImageAdapter(Context c) { mContext = c; } public int getCount() { return mThumbIds.length; } public Object getI
public class ImageAdapter extends BaseAdapter {
private Context mContext;
public ImageAdapter(Context c) {
mContext = c;
}
public int getCount() {
return mThumbIds.length;
}
public Object getItem(int position) {
return null;
}
public long getItemId(int position) {
return 0;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
ImageView imageView;
if (convertView == null) { // if it's not recycled, initialize some attributes
imageView = new ImageView(mContext);
imageView.setId(R.id.img_gallery);
imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
imageView.setPadding(8, 8, 8, 8);
} else {
imageView = (ImageView) convertView;
}
imageView.setImageResource(mThumbIds[position]);
return imageView;
}
// references to our images
private int[] mThumbIds = {R.drawable.itinerario1_1, R.drawable.itinerario1_1, R.drawable.itinerario1_1, R.drawable.itinerario1_1, R.drawable.itinerario1_1, R.drawable.itinerario1_1, R.drawable.itinerario1_1, R.drawable.itinerario1_1, R.drawable.itinerario1_1, R.drawable.itinerario1_1};
}
这是img_图库xml
<ImageView xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/img_gallery"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:background="#000000"
android:adjustViewBounds="true"/>
这是主要布局:
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:fillViewport="true"
android:fadingEdge="none">
<GridView
android:id="@+id/gridview"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:verticalSpacing="0dp"
android:horizontalSpacing="0dp"
android:stretchMode="columnWidth"
android:numColumns="2"
android:gravity="center"
android:padding="5dp"
/>
问题是,当我tun应用程序时,imageview有很多顶部和底部填充。我还尝试在xml中将其设置为0,但没有改变代码>在基本适配器中
首先加载xml文件,然后加载适配器。这意味着,如果在xml中将填充设置为0,它们仍将从适配器类重写。尝试将它们设置为0,或者更好,完全删除该行。它应该可以工作。您正在运行时设置填充- 删除此行-
imageView.setPadding(8, 8, 8, 8);