Android 从ListView在视图中显示一行
我以编程方式创建了一个ListView,我只需要在红色边框之间显示一行而不是多个项目,然后滚动以获取其他项目 这是我的职责Android 从ListView在视图中显示一行,android,listview,Android,Listview,我以编程方式创建了一个ListView,我只需要在红色边框之间显示一行而不是多个项目,然后滚动以获取其他项目 这是我的职责 public void fillFormules(List<Category> objectsTextToShow) { LinearLayout layoutItemDetail = (LinearLayout) view.findViewById(R.id.middle); LinearLayout relativeLayout
public void fillFormules(List<Category> objectsTextToShow)
{
LinearLayout layoutItemDetail = (LinearLayout) view.findViewById(R.id.middle);
LinearLayout relativeLayout = (LinearLayout) view.findViewById(R.id.titles);
LinearLayout layout = new LinearLayout(getActivity());
layout.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
layout.setOrientation(LinearLayout.HORIZONTAL);
for (int j = 0; j <objectsTextToShow.size() ; j++) {
TextView textCat = new TextView(getActivity());
textCat.setText(Check.Languages(objectsTextToShow.get(j).getName(), LANGUAGE_ID));
textCat.setTextSize(28);
textCat.setLayoutParams(new TableLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT, 1f));
textCat.setTextColor(colorUtils.TITLE);
textCat.setGravity(Gravity.CENTER);
relativeLayout.addView(textCat);
textCat.setBackgroundColor(colorUtils.backgroundColor);
LinearLayout parentLayout = new LinearLayout(getActivity());
parentLayout.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT, (float) 1.0));
parentLayout.setOrientation(LinearLayout.HORIZONTAL);
List<Item> items = new ArrayList<Item>();
ListView listView = new ListView(getActivity());
for (int i = 0; i <objectsTextToShow.get(j).getItems().size() ; i++) {
items.add(objectsTextToShow.get(j).getItems().get(i));
}
listView.setAdapter(new ScrollAdapter(getActivity(), items));
parentLayout.addView(listView);
layoutItemDetail.addView(parentLayout);
listView.setOnScrollListener(new AbsListView.OnScrollListener() {
@Override
public void onScrollStateChanged(AbsListView view, int scrollState) {
}
@Override
public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
}
});
}
public void fillFormules(列出objectsTextToShow)
{
LinearLayout layoutItemDetail=(LinearLayout)view.findViewById(R.id.middle);
LinearLayout relativeLayout=(LinearLayout)view.findViewById(R.id.titles);
LinearLayout布局=新的LinearLayout(getActivity());
layout.setLayoutParams(新的LayoutParams(LayoutParams.MATCH_父级,LayoutParams.MATCH_父级));
布局。设置方向(线性布局。水平);
对于(int j=0;j您可以为用于显示列表中每个项目的Linearlayout
设置固定高度。也可以将相同高度设置为listView
LinearLayout parentLayout = new LinearLayout(getActivity());
parentLayout.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, yourHeight, (float) 1.0));
在线性布局xml中:
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="yourHeight"
android:orientation="horizontal" >
<ImageView
android:id="@+id/imageView1"
android:layout_gravity="center"
android:layout_width="48dp"
android:layout_height="48dp"
android:src="@drawable/ic_launcher" />
<TextView
android:id="@+id/textView1"
android:layout_gravity="center"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:maxLines="3"
android:textSize="25dp"
android:text="TextView" />
您需要在行布局中进行调整。谢谢,我将此行添加到适配器rowView.setLayoutParams(新的LinearLayout.LayoutParams(parent.getWidth(),parent.getHeight());
,它提供了我需要的东西,但上一个listview的高度和宽度值不正确。但还有一个问题,你的高度取决于屏幕,所以不能固定,对吗?这和我告诉你的想法是一样的(做同样的事情有很多方法)…无论如何..您可以在dp中传递高度的固定值,甚至可以获得设备的高度像素,并将屏幕高度的一小部分设置为线性布局的高度。
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="yourHeight"
android:orientation="horizontal" >
<ImageView
android:id="@+id/imageView1"
android:layout_gravity="center"
android:layout_width="48dp"
android:layout_height="48dp"
android:src="@drawable/ic_launcher" />
<TextView
android:id="@+id/textView1"
android:layout_gravity="center"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:maxLines="3"
android:textSize="25dp"
android:text="TextView" />