我想将项目列表设置为滑动菜单有什么教程吗?我正在使用 https://github.com/jfeinstein10/SlidingMenu
您可以在库的 ExampleListActivity 中找到它。
要首先将列表项添加到滑动菜单,您需要在主菜单上安装框架布局。
主活动.xml(在布局文件夹中)
<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/content_frame"
android:layout_width="match_parent"
android:layout_height="match_parent" />
之后创建一个左侧列表.xml(左侧菜单上的列表)
<?xml version="1.0" encoding="utf-8"?>
<ListView xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@android:id/list"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingLeft="@dimen/list_padding"
android:paddingRight="@dimen/list_padding" />
之后创建一个menu_frame.xml(以保存左侧的列表)
<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/menu_frame"
android:layout_width="match_parent"
android:layout_height="match_parent" />
和一行.xml(C为每行设置视图)
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="50dp"
android:orientation="horizontal" >
<TextView
android:id="@+id/row_title1"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:padding="10dp"
</LinearLayout>
然后有一个 SampleListFragment.java(写下列表的名称)
public class SampleListFragment extends ListFragment {
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
return inflater.inflate(R.layout.leftlist, null);
}
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
SampleAdapter adapter = new SampleAdapter(getActivity());
adapter.add(new SampleItem("menu left A"));
adapter.add(new SampleItem("menu left B"));
adapter.add(new SampleItem("menu left C"));
adapter.add(new SampleItem("menu left D"));
adapter.add(new SampleItem("menu left A"));
setListAdapter(adapter);
}
private class SampleItem {
public String tag;
public int iconRes;
public SampleItem(String tag, int iconRes) {
this.tag = tag;
this.iconRes = iconRes;
}
}
public class SampleAdapter extends ArrayAdapter<SampleItem> {
public SampleAdapter(Context context) {
super(context, 0);
}
public View getView(int position, View convertView, ViewGroup parent) {
if (convertView == null) {
convertView = LayoutInflater.from(getContext()).inflate(R.layout.row, null);
}
ImageView icon = (ImageView) convertView.findViewById(R.id.row_icon);
icon.setImageResource(getItem(position).iconRes);
TextView title = (TextView) convertView.findViewById(R.id.row_title);
title.setText(getItem(position).tag);
return convertView;
}
}
}
您将需要一个基本活动来显示滑动/操作栏的效果基本活动.java(配置滑动菜单的效果)
public class BaseActivity extends SlidingFragmentActivity {
SlidingMenu menu;
private int mTitleRes;
protected ListFragment mFrag;
public BaseActivity(int titleRes) {
mTitleRes = titleRes;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setTitle(mTitleRes);
// set the Behind View
setBehindContentView(R.layout.menu_frame);
if (savedInstanceState == null) {
FragmentTransaction t = this.getSupportFragmentManager().beginTransaction();
mFrag = new SampleListFragment();
t.replace(R.id.menu_frame, mFrag);
t.commit();
} else {
mFrag = (ListFragment)this.getSupportFragmentManager().findFragmentById(R.id.menu_frame);
}
// customize the SlidingMenu
SlidingMenu sm = getSlidingMenu();
sm.setShadowWidthRes(R.dimen.shadow_width);
sm.setShadowDrawable(R.drawable.shadow);
sm.setBehindOffsetRes(R.dimen.slidingmenu_offset);
sm.setFadeDegree(0.35f);
sm.setTouchModeAbove(SlidingMenu.TOUCHMODE_FULLSCREEN);
}
}
然后在您的主活动上.java扩展基本活动(只需调用oncreate中的左侧菜单)
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
getSlidingMenu().setMode(SlidingMenu.LEFT);
getSlidingMenu().setTouchModeAbove(SlidingMenu.TOUCHMODE_FULLSCREEN);
getSupportFragmentManager()
.beginTransaction()
.replace(R.id.menu_frame, new SampleListFragment())
.commit();
}
这就是我为我的应用程序执行此操作的方式,我不确定这是正确还是错误的方法,但如果您有任何问题,请随时询问。当然,您必须将res/drawable文件夹中的阴影.xml和阴影右.xml复制到您的应用程序中