不能够改变向上插入符号旁边的应用程序图标的动作条在我的抽屉式导航 [英] Not able to change the Up caret next to the app icon in the ActionBar in my Navigation Drawer

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本文介绍了不能够改变向上插入符号旁边的应用程序图标的动作条在我的抽屉式导航的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

我目前正在实施新的NavigationDrawer根据的谷歌IO 2013的准则。我使用ActionbarSherlock。在code运作良好。唯一的问题是,我不能够切换向上插入符号旁边的我的应用程序图标时,导航抽屉拉出。我下面贴我的整个code。请帮助。

 公共类MainActivity扩展SherlockFragmentActivity {
   私人DrawerLayout mDrawerLayout;
   私人的ListView mDrawerList;
   私人ActionBarDrawerToggle mDrawerToggle;

   私人的CharSequence mDrawerTitle;
   私人的CharSequence mTitle;
   私有String [] mPlanetTitles;

   @覆盖
   保护无效的onCreate(包savedInstanceState){
      super.onCreate(savedInstanceState);
      的setContentView(R.layout.activity_main);

      mTitle = mDrawerTitle =的getTitle();
      mPlanetTitles = getResources()getStringArray(R.array.planets_array)。
      mDrawerLayout =(DrawerLayout)findViewById(R.id.drawer_layout);
      mDrawerList =(ListView控件)findViewById(R.id.drawer);

      mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow,GravityCompat.START);
      mDrawerList.setAdapter(新ArrayAdapter<字符串>(这一点,R.layout.drawer_list_item,mPlanetTitles));
      mDrawerList.setOnItemClickListener(新DrawerItemClickListener());

      mDrawerToggle =新ActionBarDrawerToggle(这一点,/ *主机活动* /
      mDrawerLayout,/ * DrawerLayout对象* /
      R.drawable.ic_drawer,/ *导航抽屉图像,以取代上插入符* /
      R.string.drawer_open,/ *开放抽屉说明访问* /
      R.string.drawer_close / *关闭抽屉说明访问* /
      ){
         公共无效onDrawerClosed(查看视图){
            。getSupportActionBar()的setTitle(mTitle);
            supportInvalidateOptionsMenu();
         }

         公共无效onDrawerOpened(查看drawerView){
            。getSupportActionBar()的setTitle(mDrawerTitle);
            supportInvalidateOptionsMenu();
         }
      };

      getSupportActionBar()setDisplayHomeAsUpEnabled(真)。
      getSupportActionBar()setHomeButtonEnabled(真)。


      mDrawerLayout.setDrawerListener(mDrawerToggle);

      如果(savedInstanceState == NULL){
         选择信息(0);
      }

      新主题(新的Runnable(){

        @覆盖
        公共无效的run(){
             preFS = GET preferences(MODE_PRIVATE);
             打开= prefs.getBoolean(OPENED_KEY,假);
             如果(开==假)
             {
                     mDrawerLayout.openDrawer(mDrawerList);
             }
        }
    })。开始();
   }

   @覆盖
   公共布尔onCreateOptionsMenu(功能菜单){
      MenuInflater充气= getSupportMenuInflater();
      inflater.inflate(R.menu.main,菜单);
      返回super.onCreateOptionsMenu(菜单);
   }

   @覆盖
   公共布尔prepareOptionsMenu(功能菜单)在{
      布尔drawerOpen = mDrawerLayout.isDrawerOpen(mDrawerList);
      menu.findItem(R.id.action_websearch).setVisible(drawerOpen!);
      返回super.on prepareOptionsMenu(菜单);
   }

   @覆盖
   公共布尔onOptionsItemSelected(最后一个菜单项项){
      如果(mDrawerToggle.onOptionsItemSelected(getMenuItem(项目))){
         返回true;
      }

      开关(item.getItemId()){
         案例R.id.action_websearch:
            意向意图=新的意图(Intent.ACTION_WEB_SEARCH);
            intent.putExtra(SearchManager.QUERY,getSupportActionBar()的getTitle());
            如果(intent.resolveActivity(getPackageManager())!= NULL){
               startActivity(意向);
            } 其他 {
               Toast.makeText(这一点,R.string.app_not_available,Toast.LENGTH_LONG).show();
            }
            返回true;
         默认:
            返回super.onOptionsItemSelected(项目);
      }
   }

   私人android.view.MenuItem getMenuItem(最后一个菜单项项){
      返回新android.view.MenuItem(){
         @覆盖
         公众诠释getItemId(){
            返回item.getItemId();
         }

         公共布尔的IsEnabled(){
            返回true;
         }

         @覆盖
         公共布尔collapseActionView(){
            返回false;
         }

         @覆盖
         公共布尔expandActionView(){
            返回false;
         }

         @覆盖
         公共ActionProvider getActionProvider(){
            返回null;
         }

         @覆盖
         公共查看getActionView(){

            返回null;
         }

         @覆盖
         公共字符getAlphabeticShortcut(){

            返回0;
         }

         @覆盖
         公众诠释getGroupId(){

            返回0;
         }

         @覆盖
         公众可绘制调用getIcon(){

            返回null;
         }

         @覆盖
         公众意向getIntent(){

            返回null;
         }

         @覆盖
         公共ContextMenuInfo getMenuInfo(){

            返回null;
         }

         @覆盖
         公共字符getNumericShortcut(){

            返回0;
         }

         @覆盖
         公众诠释getOrder(){

            返回0;
         }

         @覆盖
         公共子菜单getSubMenu(){

            返回null;
         }

         @覆盖
         公共CharSequence中的getTitle(){

            返回null;
         }

         @覆盖
         公众的CharSequence getTitleCondensed(){

            返回null;
         }

         @覆盖
         公共布尔hasSubMenu(){

            返回false;
         }

         @覆盖
         公共布尔isActionViewExpanded(){

            返回false;
         }

         @覆盖
         公共布尔isCheckable(){

            返回false;
         }

         @覆盖
         公共布尔器isChecked(){

            返回false;
         }

         @覆盖
         公共布尔可见性(){

            返回false;
         }

         @覆盖
         公共android.view.MenuItem setActionProvider(ActionProvider actionProvider){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem setActionView(查看视图){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem setActionView(INT渣油){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem setAlphabeticShortcut(字符alphaChar){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem setCheckable(布尔辨认){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem setChecked(布尔检查){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem的setEnabled(布尔启用){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem的setIcon(可绘制图标){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem的setIcon(INT iconRes){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem setIntent(意向意图){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem setNumericShortcut(字符numericChar){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem setOnActionExpandListener(OnActionExpandListener监听器){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem setOnMenuItemClickListener(OnMenuItemClickListener menuItemClickListener){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem setShortcut(字符numericChar,焦炭alphaChar){

            返回null;
         }

         @覆盖
         公共无效setShowAsAction(INT actionEnum){


         }

         @覆盖
         公共android.view.MenuItem setShowAsActionFlags(INT actionEnum){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem的setTitle(CharSequence的标题){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem的setTitle(INT标题){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem setTitleCondensed(CharSequence的标题){

            返回null;
         }

         @覆盖
         公共android.view.MenuItem的setVisible(布尔可见){

            返回null;
         }
      };
   }

   / *的点击听者中的ListView控件中的抽屉式导航* /
   私有类DrawerItemClickListener实现ListView.OnItemClickListener {
      @覆盖
      公共无效onItemClick(适配器视图<>母公司视图中查看,INT位置,长的id){
         选择信息(位置);
      }
   }

   私人无效选择信息(INT位置){
      //更新替换片段的主要内容
      片段片段=新PlanetFragment();
      捆绑的args =新包();
      args.putInt(PlanetFragment.ARG_PLANET_NUMBER,位置);
      fragment.setArguments(参数);

      FragmentManager fragmentManager = getSupportFragmentManager();
      fragmentManager.beginTransaction()代替(R.id.content_frame,片段).commit()。

      //更新所选项目和标题,然后关上抽屉
      mDrawerList.setItemChecked(位置,真正的);
      的setTitle(mPlanetTitles [位置]);
      mDrawerLayout.closeDrawer(mDrawerList);
   }

   @覆盖
   公共无效的setTitle(CharSequence的标题){
      mTitle =称号;
      。getSupportActionBar()的setTitle(mTitle);
   }

   / **
    *当使用ActionBarDrawerToggle,你必须在调用它
    * onPostCreate()和onConfigurationChanged()...
    * /

   @覆盖
   保护无效onPostCreate(包savedInstanceState){
      super.onPostCreate(savedInstanceState);
      //同步发生onRestoreInstanceState后切换状态。
      mDrawerToggle.syncState();
   }

   @覆盖
   公共无效onConfigurationChanged(配置NEWCONFIG){
      super.onConfigurationChanged(NEWCONFIG);
      //传递任何配置更改抽屉toggls
      mDrawerToggle.onConfigurationChanged(NEWCONFIG);
   }

   / **
    *片段出现在content_frame,显示一个星球
    * /
   公共静态类PlanetFragment扩展SherlockFragment {
      公共静态最后弦乐ARG_PLANET_NUMBER =planet_number;

      公共PlanetFragment(){
         需要片段子类//空构造
      }

      @覆盖
      公共查看onCreateView(LayoutInflater充气,容器的ViewGroup,捆绑savedInstanceState){
         查看rootView = inflater.inflate(R.layout.fragment_planet,集​​装箱,假);
         。INT I = getArguments()调用getInt(ARG_PLANET_NUMBER);
         。字符串星球= getResources()getStringArray(R.array.planets_array)[我]

      //改变INT imageId = getResources()则getIdentifier(planet.toLowerCase(Locale.getDefault()),绘制,getActivity()getPackageName()。)。
         INT imageId = getResources()则getIdentifier(tempmap,绘制,getActivity()getPackageName()。)。
         //改变((ImageView的)rootView.findViewById(R.id.image))setImageResource(imageId)。
         ((ImageView的)rootView.findViewById(R.id.image))setImageResource(imageId)。
         //改变getActivity()的setTitle(行星)。
         getActivity()的setTitle(图形页面)。
         返回rootView;
      }
   }
}
 

解决方案

如果您不需要3线移动(就像Gmail应用),你只需要添加:

 <项目名称=homeAsUpIndicator> @可绘制/ ic_drawer< /项目>
<项目名称=机器人:homeAsUpIndicator> @可绘制/ ic_drawer< /项目>
 

在您的活动的主题。我preFER这用另一个库我的应用程序。

ic_drawer可以从这里下载: <一href="http://developer.android.com/training/implementing-navigation/nav-drawer.html">http://developer.android.com/training/implementing-navigation/nav-drawer.html

I am currently trying to implement the new NavigationDrawer as per the Google IO 2013 guidelines. I am using ActionbarSherlock. The code is working well. The only issue is that I am not able to toggle the "up" caret next to my app icon when the navigation drawer is pulled out. I am pasting my entire code below. Kindly help.

public class MainActivity extends SherlockFragmentActivity {
   private DrawerLayout mDrawerLayout;
   private ListView mDrawerList;
   private ActionBarDrawerToggle mDrawerToggle;

   private CharSequence mDrawerTitle;
   private CharSequence mTitle;
   private String[] mPlanetTitles;

   @Override
   protected void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.activity_main);

      mTitle = mDrawerTitle = getTitle();
      mPlanetTitles = getResources().getStringArray(R.array.planets_array);
      mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
      mDrawerList = (ListView) findViewById(R.id.drawer);

      mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
      mDrawerList.setAdapter(new ArrayAdapter<String>(this, R.layout.drawer_list_item, mPlanetTitles));
      mDrawerList.setOnItemClickListener(new DrawerItemClickListener());

      mDrawerToggle = new ActionBarDrawerToggle(this, /* host Activity */
      mDrawerLayout, /* DrawerLayout object */
      R.drawable.ic_drawer, /* nav drawer image to replace 'Up' caret */
      R.string.drawer_open, /* "open drawer" description for accessibility */
      R.string.drawer_close /* "close drawer" description for accessibility */
      ) {
         public void onDrawerClosed(View view) {
            getSupportActionBar().setTitle(mTitle);
            supportInvalidateOptionsMenu(); 
         }

         public void onDrawerOpened(View drawerView) {
            getSupportActionBar().setTitle(mDrawerTitle);
            supportInvalidateOptionsMenu(); 
         }
      };

      getSupportActionBar().setDisplayHomeAsUpEnabled(true);
      getSupportActionBar().setHomeButtonEnabled(true);


      mDrawerLayout.setDrawerListener(mDrawerToggle);

      if (savedInstanceState == null) {
         selectItem(0);
      }

      new Thread(new Runnable() {

        @Override
        public void run() {
             prefs = getPreferences(MODE_PRIVATE);
             opened = prefs.getBoolean(OPENED_KEY, false);
             if(opened == false)
             {
                     mDrawerLayout.openDrawer(mDrawerList);
             }
        }
    }).start();
   }

   @Override
   public boolean onCreateOptionsMenu(Menu menu) {
      MenuInflater inflater = getSupportMenuInflater();
      inflater.inflate(R.menu.main, menu);
      return super.onCreateOptionsMenu(menu);
   }

   @Override
   public boolean onPrepareOptionsMenu(Menu menu) {
      boolean drawerOpen = mDrawerLayout.isDrawerOpen(mDrawerList);
      menu.findItem(R.id.action_websearch).setVisible(!drawerOpen);
      return super.onPrepareOptionsMenu(menu);
   }

   @Override
   public boolean onOptionsItemSelected(final MenuItem item) {
      if (mDrawerToggle.onOptionsItemSelected(getMenuItem(item))) { 
         return true; 
      }

      switch (item.getItemId()) {
         case R.id.action_websearch:
            Intent intent = new Intent(Intent.ACTION_WEB_SEARCH);
            intent.putExtra(SearchManager.QUERY, getSupportActionBar().getTitle());
            if (intent.resolveActivity(getPackageManager()) != null) {
               startActivity(intent);
            } else {
               Toast.makeText(this, R.string.app_not_available, Toast.LENGTH_LONG).show();
            }
            return true;
         default:
            return super.onOptionsItemSelected(item);
      }
   }

   private android.view.MenuItem getMenuItem(final MenuItem item) {
      return new android.view.MenuItem() {
         @Override
         public int getItemId() {
            return item.getItemId();
         }

         public boolean isEnabled() {
            return true;
         }

         @Override
         public boolean collapseActionView() {
            return false;
         }

         @Override
         public boolean expandActionView() {
            return false;
         }

         @Override
         public ActionProvider getActionProvider() {
            return null;
         }

         @Override
         public View getActionView() {

            return null;
         }

         @Override
         public char getAlphabeticShortcut() {

            return 0;
         }

         @Override
         public int getGroupId() {

            return 0;
         }

         @Override
         public Drawable getIcon() {

            return null;
         }

         @Override
         public Intent getIntent() {

            return null;
         }

         @Override
         public ContextMenuInfo getMenuInfo() {

            return null;
         }

         @Override
         public char getNumericShortcut() {

            return 0;
         }

         @Override
         public int getOrder() {

            return 0;
         }

         @Override
         public SubMenu getSubMenu() {

            return null;
         }

         @Override
         public CharSequence getTitle() {

            return null;
         }

         @Override
         public CharSequence getTitleCondensed() {

            return null;
         }

         @Override
         public boolean hasSubMenu() {

            return false;
         }

         @Override
         public boolean isActionViewExpanded() {

            return false;
         }

         @Override
         public boolean isCheckable() {

            return false;
         }

         @Override
         public boolean isChecked() {

            return false;
         }

         @Override
         public boolean isVisible() {

            return false;
         }

         @Override
         public android.view.MenuItem setActionProvider(ActionProvider actionProvider) {

            return null;
         }

         @Override
         public android.view.MenuItem setActionView(View view) {

            return null;
         }

         @Override
         public android.view.MenuItem setActionView(int resId) {

            return null;
         }

         @Override
         public android.view.MenuItem setAlphabeticShortcut(char alphaChar) {

            return null;
         }

         @Override
         public android.view.MenuItem setCheckable(boolean checkable) {

            return null;
         }

         @Override
         public android.view.MenuItem setChecked(boolean checked) {

            return null;
         }

         @Override
         public android.view.MenuItem setEnabled(boolean enabled) {

            return null;
         }

         @Override
         public android.view.MenuItem setIcon(Drawable icon) {

            return null;
         }

         @Override
         public android.view.MenuItem setIcon(int iconRes) {

            return null;
         }

         @Override
         public android.view.MenuItem setIntent(Intent intent) {

            return null;
         }

         @Override
         public android.view.MenuItem setNumericShortcut(char numericChar) {

            return null;
         }

         @Override
         public android.view.MenuItem setOnActionExpandListener(OnActionExpandListener listener) {

            return null;
         }

         @Override
         public android.view.MenuItem setOnMenuItemClickListener(OnMenuItemClickListener menuItemClickListener) {

            return null;
         }

         @Override
         public android.view.MenuItem setShortcut(char numericChar, char alphaChar) {

            return null;
         }

         @Override
         public void setShowAsAction(int actionEnum) {


         }

         @Override
         public android.view.MenuItem setShowAsActionFlags(int actionEnum) {

            return null;
         }

         @Override
         public android.view.MenuItem setTitle(CharSequence title) {

            return null;
         }

         @Override
         public android.view.MenuItem setTitle(int title) {

            return null;
         }

         @Override
         public android.view.MenuItem setTitleCondensed(CharSequence title) {

            return null;
         }

         @Override
         public android.view.MenuItem setVisible(boolean visible) {

            return null;
         }
      };
   }

   /* The click listner for ListView in the navigation drawer */
   private class DrawerItemClickListener implements ListView.OnItemClickListener {
      @Override
      public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
         selectItem(position);
      }
   }

   private void selectItem(int position) {
      // update the main content by replacing fragments
      Fragment fragment = new PlanetFragment();
      Bundle args = new Bundle();
      args.putInt(PlanetFragment.ARG_PLANET_NUMBER, position);
      fragment.setArguments(args);

      FragmentManager fragmentManager = getSupportFragmentManager();
      fragmentManager.beginTransaction().replace(R.id.content_frame, fragment).commit();

      // update selected item and title, then close the drawer
      mDrawerList.setItemChecked(position, true);
      setTitle(mPlanetTitles[position]);
      mDrawerLayout.closeDrawer(mDrawerList);
   }

   @Override
   public void setTitle(CharSequence title) {
      mTitle = title;
      getSupportActionBar().setTitle(mTitle);
   }

   /**
    * When using the ActionBarDrawerToggle, you must call it during
    * onPostCreate() and onConfigurationChanged()...
    */

   @Override
   protected void onPostCreate(Bundle savedInstanceState) {
      super.onPostCreate(savedInstanceState);
      // Sync the toggle state after onRestoreInstanceState has occurred.
      mDrawerToggle.syncState();
   }

   @Override
   public void onConfigurationChanged(Configuration newConfig) {
      super.onConfigurationChanged(newConfig);
      // Pass any configuration change to the drawer toggls
      mDrawerToggle.onConfigurationChanged(newConfig);
   }

   /**
    * Fragment that appears in the "content_frame", shows a planet
    */
   public static class PlanetFragment extends SherlockFragment {
      public static final String ARG_PLANET_NUMBER = "planet_number";

      public PlanetFragment() {
         // Empty constructor required for fragment subclasses
      }

      @Override
      public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         View rootView = inflater.inflate(R.layout.fragment_planet, container, false);
         int i = getArguments().getInt(ARG_PLANET_NUMBER);
         String planet = getResources().getStringArray(R.array.planets_array)[i];

      // change int imageId = getResources().getIdentifier(planet.toLowerCase(Locale.getDefault()), "drawable", getActivity().getPackageName());
         int imageId = getResources().getIdentifier("tempmap", "drawable", getActivity().getPackageName());
         // change ((ImageView) rootView.findViewById(R.id.image)).setImageResource(imageId);
         ((ImageView) rootView.findViewById(R.id.image)).setImageResource(imageId);
         // change  getActivity().setTitle(planet);
         getActivity().setTitle("MapView");
         return rootView;
      }
   }
}

解决方案

If you don't need the 3 lines to move (like in gmail app), you could just add:

<item name="homeAsUpIndicator">@drawable/ic_drawer</item>
<item name="android:homeAsUpIndicator">@drawable/ic_drawer</item>

in your activity's theme. I prefer this to using yet another library in my app.

ic_drawer can be downloaded from here: http://developer.android.com/training/implementing-navigation/nav-drawer.html

这篇关于不能够改变向上插入符号旁边的应用程序图标的动作条在我的抽屉式导航的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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