2013.12.03（6） ——— android ActionbarSherlockSample之ListNavigation

package com.actionbarsherlock.sample.demos;import android.content.Context;import android.os.Bundle;import android.widget.ArrayAdapter;import android.widget.TextView;import com.actionbarsherlock.app.ActionBar;import com.actionbarsherlock.app.SherlockActivity;public class ListNavigation extends SherlockActivity implements ActionBar.OnNavigationListener {    private TextView mSelected;    private String[] mLocations;    @Override    public void onCreate(Bundle savedInstanceState) {        setTheme(SampleList.THEME); //Used for theme switching in samples        super.onCreate(savedInstanceState);        setContentView(R.layout.list_navigation);        mSelected = (TextView)findViewById(R.id.text);        mLocations = getResources().getStringArray(R.array.locations);        Context context = getSupportActionBar().getThemedContext();        ArrayAdapter<CharSequence> list = ArrayAdapter.createFromResource(context, R.array.locations, R.layout.sherlock_spinner_item);        list.setDropDownViewResource(R.layout.sherlock_spinner_dropdown_item);        getSupportActionBar().setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);        getSupportActionBar().setListNavigationCallbacks(list, this);    }    @Override    public boolean onNavigationItemSelected(int itemPosition, long itemId) {        mSelected.setText("Selected: " + mLocations[itemPosition]);        return true;    }}

getSupportActionBar().setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);

设置导航样式，一共有三种样式：

/**     * Standard navigation mode. Consists of either a logo or icon     * and title text with an optional subtitle. Clicking any of these elements     * will dispatch onOptionsItemSelected to the host Activity with     * a MenuItem with item ID android.R.id.home.     */    public static final int NAVIGATION_MODE_STANDARD = android.app.ActionBar.NAVIGATION_MODE_STANDARD;    /**     * List navigation mode. Instead of static title text this mode     * presents a list menu for navigation within the activity.     * e.g. this might be presented to the user as a dropdown list.     */    public static final int NAVIGATION_MODE_LIST = android.app.ActionBar.NAVIGATION_MODE_LIST;    /**     * Tab navigation mode. Instead of static title text this mode     * presents a series of tabs for navigation within the activity.     */    public static final int NAVIGATION_MODE_TABS = android.app.ActionBar.NAVIGATION_MODE_TABS;

2013.12.03（6） ——— android ActionbarSherlockSample之ListNavigation

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