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  • gridview安卓实现单行多列横向滚动

      <GridLayout
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:columnCount="1" >
    
                 <HorizontalScrollView
                     android:layout_width="match_parent"
                     android:layout_height="88dp"
                     android:layout_column="0"
                     android:layout_gravity="left|bottom"
                     android:layout_row="0" >
    
                     <LinearLayout
                         android:id="@+id/linearLayout_gridtableLayout"
                         android:layout_width="1000dp"
                         android:layout_height="79dp"
                         android:orientation="horizontal" >
    
                         <GridView
                             android:id="@+id/gridview1"
                             android:layout_width="600dp"
                             android:layout_height="match_parent"
                             android:background="#ffffff"
                             android:columnWidth="100dp"
                             android:gravity="center"
                             android:horizontalSpacing="1dp"
                             android:numColumns="6"
                             android:scrollbarAlwaysDrawHorizontalTrack="true"
                             android:scrollbarAlwaysDrawVerticalTrack="true"
                             android:scrollbars="horizontal|vertical"
                             android:verticalSpacing="1dp" />                 </LinearLayout>
                 </HorizontalScrollView>
    
            </GridLayout>

    指定其中LinearLayout的宽度就能够实现你GridView的长宽变化,如果它的长超过屏幕,则自动添加水平滚动条。

     private int[] icon = { R.drawable.camera, R.drawable.wifi, R.drawable.temperature,
                R.drawable.lamp, R.drawable.wechat, R.drawable.mic,  };
        private String[] iconName = { "摄像头", "网络", "温湿度", "电器", "微信", "语音" };
        
     
      
        private GridView gview;
        private List<Map<String, Object>> data_list;
        private SimpleAdapter sim_adapter;
    
     protected void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
             
    //gridview数据适配器 gview = (GridView) findViewById(R.id.gridview1); //新建List data_list = new ArrayList<Map<String, Object>>(); //获取数据 getData(); //新建适配器 String [] from ={"image","text"}; int [] to = {R.id.image,R.id.title}; sim_adapter = new SimpleAdapter(this, data_list, R.layout.items, from, to); //配置适配器 gview.setAdapter(sim_adapter); http://www.cnblogs.com/xiaobo-Linux/ qq463431476 } public List<Map<String, Object>> getData(){ //cion和iconName的长度是相同的,这里任选其一都可以 for(int i=0;i<icon.length;i++){ Map<String, Object> map = new HashMap<String, Object>(); map.put("image", icon[i]); map.put("text", iconName[i]); data_list.add(map); } return data_list; }

    Fragment里:

    oncreate里边初始化数据,oncreateview里边初始化gridview和绑定适配器
     
      public View onCreateView(LayoutInflater inflater, ViewGroup container,
                       Bundle savedInstanceState) {
                   // TODO Auto-generated method stub
                   View view = inflater.inflate(R.layout.gridview,container, false);
                 
                  gridview = (GridView) view.findViewById(R.id.gridview1);
                      //新建List
                    data_list = new ArrayList<Map<String, Object>>();

            //http://www.cnblogs.com/xiaobo-Linux/ qq463431476
    //获取数据 getData(); //新建适配器 String [] from ={"image","text"}; int [] to = {R.id.image,R.id.title}; sim_adapter = new SimpleAdapter(getActivity(), data_list, R.layout.items, from, to); //配置适配器 gridview.setAdapter(sim_adapter); return view; }
         public void onCreate(Bundle savedInstanceState) {
                    super.onCreate(savedInstanceState);
                  
            }  
         
           // http://www.cnblogs.com/xiaobo-Linux/ qq463431476
         
               
               public List<Map<String, Object>> getData(){        
                   //cion和iconName的长度是相同的,这里任选其一都可以
                   for(int i=0;i<icon.length;i++){
                       Map<String, Object> map = new HashMap<String, Object>();
                       map.put("image", icon[i]);
                       map.put("text", iconName[i]);
                       data_list.add(map);
                   }
                       
                   return data_list;
               }
                   

    实现按钮事件:

     
               public List<Map<String, Object>> getData(){        
                   //cion和iconName的长度是相同的,这里任选其一都可以
                   for(int i=0;i<icon.length;i++){
                       Map<String, Object> map = new HashMap<String, Object>();
                       map.put("image", icon[i]);
                       map.put("text", iconName[i]);
                       data_list.add(map);
                   }
             http://www.cnblogs.com/xiaobo-Linux/ qq463431476 赵存档 (小波)        
                   // 添加点击事件
                   gridview.setOnItemClickListener(new OnItemClickListener() {
    
                       @Override
                       public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) {
                           int index = arg2 + 1;// id是从0开始的,所以需要+1
                           Toast.makeText(getActivity().getApplicationContext(), "你按下了选项:" + index, 0).show();
                           switch(index){
                           case 1:
                            getFragmentManager().beginTransaction()
                            .replace(R.id.container, new Camera()).commit();
                               break;
                           case 2:
                            getFragmentManager().beginTransaction()
                            .replace(R.id.container, new Wifi()).commit();
                               break;
                           case 3:
                            getFragmentManager().beginTransaction()
                            .replace(R.id.container, new Temperature()).commit();
                               break;
                           case 4:
                               getFragmentManager().beginTransaction()
                               .replace(R.id.container, new HomeApplication()).commit();
                               break;
                           case 5:
                               getFragmentManager().beginTransaction()
                               .replace(R.id.container, new Wechat()).commit();
                               break;
                           case 6:
                               getFragmentManager().beginTransaction()
                               .replace(R.id.container, new Voice()).commit();
                               break;
                           case 7:
                               getFragmentManager().beginTransaction()
                               .replace(R.id.container, new Useronline()).commit();
                               break;
                           }
                       }
                   }); 
               
                   return data_list;
               }
    
              
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  • 原文地址:https://www.cnblogs.com/zhaocundang/p/5535632.html
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