android SlidingDrawer 隐藏式抽屉用法

本文介绍了一个Android应用实例,通过整合滑动抽屉(SlidingDrawer)组件和网格视图(GridView),实现了交互式的用户界面。具体包括布局配置、组件初始化及适配器设置等关键步骤。

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首先main的xml文件

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/layout"
    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=".MainActivity" >

    <SlidingDrawer
        android:id="@+id/slidingDrawer1"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_alignParentTop="true"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="58dp"
        android:content="@+id/content"
        android:handle="@+id/handle" >

        <LinearLayout
            android:id="@+id/content"
            android:layout_width="match_parent"
            android:layout_height="match_parent" >

            <ImageView
                android:id="@+id/handle"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:src="@drawable/ic_launcher" />

         
        </LinearLayout>
          <GridView
                android:id="@+id/gridView1"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:numColumns="3" >
            </GridView>
    </SlidingDrawer>

    <TextView
        android:id="@+id/textView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/slidingDrawer1"
        android:layout_alignParentTop="true"
        android:layout_marginLeft="83dp"
        android:layout_marginTop="22dp"
        android:text="TextView" />

</RelativeLayout>

然后ativity

private TextView tv;
 private ImageView iv;
 private GridView gv;
 private SlidingDrawer sd;
 private int[] icons = { R.drawable.ic_launcher, R.drawable.ic_launcher,
   R.drawable.ic_launcher, R.drawable.ic_launcher,
   R.drawable.ic_launcher, R.drawable.ic_launcher };
 private String[] items = { "alert", "alert", "alert", "alert", "alert",
   "alert" };

 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);
  tv = (TextView) findViewById(R.id.textView1);
  iv = (ImageView) findViewById(R.id.handle);
  sd = (SlidingDrawer) findViewById(R.id.slidingDrawer1);
  gv = (GridView) findViewById(R.id.gridView1);
  MyGridViewAdapter adapter = new MyGridViewAdapter(this, items, icons);
  gv.setAdapter(adapter);
  sd.setOnDrawerOpenListener(new OnDrawerOpenListener() {
   
   @Override
   public void onDrawerOpened() {
    // TODO Auto-generated method stub
    
   }
  });
  sd.setOnDrawerCloseListener(new OnDrawerCloseListener() {
   
   @Override
   public void onDrawerClosed() {
    // TODO Auto-generated method stub
    
   }
  });
  
 }


MyGridViewAdapter主要内容

public class MyGridViewAdapter extends BaseAdapter{

 private Context con_;
 private String [] item_;
 private int [] icons_;
 
 public MyGridViewAdapter(Context con,String [] items, int[]icons){
  con_ = con;
  item_ = items;
  icons_ = icons;
 }
 
 @Override
 public int getCount() {
  return item_.length;
 }

 @Override
 public Object getItem(int arg0) {
  return item_[arg0];
 }

 @Override
 public long getItemId(int arg0) {
  return arg0;
 }

 @Override
 public View getView(int arg0, View arg1, ViewGroup arg2) {

  LayoutInflater factory = LayoutInflater.from(null);
  View v = factory.inflate(R.layout.textview, null);
  TextView tv = (TextView) v.findViewById(R.id.textView3);
  tv.setText(item_[arg0]);
  return v;
 }

}



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