我在MyAdapter中没有看到任何错误......但是每次我运行它都会强行关闭..这就是Logcat ..
06-17 07:30:15.250:E / AndroidRuntime(9282):at com.example.MyAdapter.getView(MainActivity.java:164) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.widget.AbsListView.obtainView(AbsListView.java:1484) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.widget.ListView.makeAndAddView(ListView.java:1786) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.widget.ListView.fillDown(ListView.java:705) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.widget.ListView.fillFromTop(ListView.java:762) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.widget.ListView.layoutChildren(ListView.java:1639) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.widget.AbsListView.onLayout(AbsListView.java:1314) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.view.View.layout(View.java:7224) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.support.v4.widget.DrawerLayout.onLayout(DrawerLayout.java:714) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.view.View.layout(View.java:7224) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.widget.FrameLayout.onLayout(FrameLayout.java:369) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.view.View.layout(View.java:7224) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.widget.LinearLayout.setChildFrame(LinearLayout.java:1290) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.widget.LinearLayout.layoutVertical(LinearLayout.java:1166) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.widget.LinearLayout.onLayout(LinearLayout.java:1083) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.view.View.layout(View.java:7224) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.widget.FrameLayout.onLayout(FrameLayout.java:369) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.view.View.layout(View.java:7224) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.widget.FrameLayout.onLayout(FrameLayout.java:369) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.view.View.layout(View.java:7224) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.view.ViewRoot.performTraversals(ViewRoot.java:1181) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.view.ViewRoot.handleMessage(ViewRoot.java:1913) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.os.Handler.dispatchMessage(Handler.java:130) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.os.Looper.loop(SourceFile:351) 06-17 07:30:15.250:E / AndroidRuntime(9282):在android.app.ActivityThread.main(ActivityThread.java:3821) 06-17 07:30:15.250:E / AndroidRuntime(9282):at java.lang.reflect.Method.invokeNative(Native Method) 06-17 07:30:15.250:E / AndroidRuntime(9282):at java.lang.reflect.Method.invoke(Method.java:538) 06-17 07:30:15.250:E / AndroidRuntime(9282):at com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:969) 06-17 07:30:15.250:E / AndroidRuntime(9282):at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:727) 06-17 07:30:15.250:E / AndroidRuntime(9282):at dalvik.system.NativeStart.main(Native Method)
这是我在MyActivity中的代码..
public class MainActivity extends ActionBarActivity implements
OnItemClickListener {
private DrawerLayout drawerLayout;
private ListView listView;
private ActionBarDrawerToggle drawerListener;
private MyAdapter myAdapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
drawerLayout = (DrawerLayout) findViewById(R.id.drawerLayout);
listView = (ListView) findViewById(R.id.drawerList);
myAdapter = new MyAdapter(this);
listView.setAdapter(myAdapter);
listView.setOnItemClickListener(this);
drawerListener = new ActionBarDrawerToggle(this, drawerLayout,
R.drawable.ic_drawer, R.string.drawer_open,
R.string.drawer_close) {
@Override
public void onDrawerClosed(View drawerView) {
// TODO Auto-generated method stub
Toast.makeText(MainActivity.this, " Drawer Closed",
Toast.LENGTH_SHORT).show();
}
@Override
public void onDrawerOpened(View drawerView) {
// TODO Auto-generated method stub
Toast.makeText(MainActivity.this, " Drawer Opened",
Toast.LENGTH_SHORT).show();
}
};
drawerLayout.setDrawerListener(drawerListener);
getSupportActionBar().setHomeButtonEnabled(true);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
}
@Override
protected void onPostCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onPostCreate(savedInstanceState);
drawerListener.syncState();
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
if (drawerListener.onOptionsItemSelected(item)) {
return true;
}
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
@Override
public void onConfigurationChanged(Configuration newConfig) {
// TODO Auto-generated method stub
super.onConfigurationChanged(newConfig);
drawerListener.onConfigurationChanged(newConfig);
}
@Override
public void onItemClick(AdapterView<?> arg0, View arg1, int position,
long arg3) {
// TODO Auto-generated method stub
selectItem(position);
}
public void selectItem(int position) {
// TODO Auto-generated method stub
listView.setItemChecked(position, true);
}
public void setTitle(String title) {
getSupportActionBar().setTitle(title);
}
}
class MyAdapter extends BaseAdapter {
View row = null;
String[] menu;
private Context context;
int[] images = { R.drawable.ic_home, R.drawable.ic_map, R.drawable.ic_book,
R.drawable.ic_fav, R.drawable.ic_settings };
public MyAdapter(Context context){
menu = context.getResources().getStringArray(R.array.menu);
}
@Override
public int getCount() {
// TODO Auto-generated method stub
return menu.length;
}
@Override
public Object getItem(int position) {
// TODO Auto-generated method stub
return menu[position];
}
@Override
public long getItemId(int position) {
// TODO Auto-generated method stub
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
// TODO Auto-generated method stub
if(convertView == null){
LayoutInflater inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
row = inflater.inflate(R.layout.custom_row, parent, false);
}else{
row = convertView;
}
TextView titleTextView = (TextView) row.findViewById(R.id.textView1);
ImageView titleImageView = (ImageView) row.findViewById(R.id.imageView1);
titleTextView.setText(menu[position]);
titleImageView.setImageResource(images[position]);
return row;
}
}
答案 0 :(得分:0)
使用此
row = inflater.inflate(R.layout.custom_row, null);
而不是
row = inflater.inflate(R.layout.custom_row, parent, false);