首页
学习
活动
专区
工具
TVP
发布
社区首页 >问答首页 >如何在所有活动中显示导航抽屉?

如何在所有活动中显示导航抽屉?
EN

Stack Overflow用户
提问于 2014-01-28 20:48:24
回答 9查看 62.9K关注 0票数 24

我有一个Navigation Drawer,它应该出现在我的所有活动中。

我看到了许多与此类似的问题,并找到了一个解决方案,比如使用其他活动扩展MainActivity。

因此,我将我的主要活动扩展到第二个Activity.But,第二个活动中没有显示抽屉

MainActivity

代码语言:javascript
复制
public class MainActivity extends ActionBarActivity
{
    private ListView mDrawerList;
    private DrawerLayout mDrawer;
    private CustomActionBarDrawerToggle mDrawerToggle;
    private String[] menuItems;

@Override
protected void onCreate(Bundle savedInstanceState)
{
    super.onCreate(savedInstanceState);
    supportRequestWindowFeature(WindowCompat.FEATURE_ACTION_BAR);
    // getSupportActionBar().hide();
    setContentView(R.layout.activity_main_drawer);

    // enable ActionBar app icon to behave as action to toggle nav drawer
    getSupportActionBar().setDisplayHomeAsUpEnabled(true);
    getSupportActionBar().setHomeButtonEnabled(true);

    mDrawer = (DrawerLayout) findViewById(R.id.drawer_layout);

    // set a custom shadow that overlays the main content when the drawer
    // opens
    mDrawer.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);

    _initMenu();
    mDrawerToggle = new CustomActionBarDrawerToggle(this, mDrawer);
    mDrawer.setDrawerListener(mDrawerToggle);

}

private void _initMenu()
{
    NsMenuAdapter mAdapter = new NsMenuAdapter(this);

    // Add Header
    mAdapter.addHeader(R.string.ns_menu_main_header);

    // Add first block

    menuItems = getResources().getStringArray(R.array.ns_menu_items);
    String[] menuItemsIcon = getResources().getStringArray(R.array.ns_menu_items_icon);

    int res = 0;
    for (String item : menuItems)
    {

        int id_title = getResources().getIdentifier(item, "string", this.getPackageName());
        int id_icon = getResources().getIdentifier(menuItemsIcon[res], "drawable", this.getPackageName());

        NsMenuItemModel mItem = new NsMenuItemModel(id_title, id_icon);
        // if (res==1) mItem.counter=12; //it is just an example...
        // if (res==3) mItem.counter=3; //it is just an example...
        mAdapter.addItem(mItem);
        res++;
    }

    mAdapter.addHeader(R.string.ns_menu_main_header2);

    mDrawerList = (ListView) findViewById(R.id.drawer);
    if (mDrawerList != null)
        mDrawerList.setAdapter(mAdapter);

    mDrawerList.setOnItemClickListener(new DrawerItemClickListener());

}

@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);
    mDrawerToggle.onConfigurationChanged(newConfig);
}

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

/* Called whenever we call invalidateOptionsMenu() */
@Override
public boolean onPrepareOptionsMenu(Menu menu)
{
    // If the nav drawer is open, hide action items related to the content
    // view
    boolean drawerOpen = mDrawer.isDrawerOpen(mDrawerList);
    menu.findItem(R.id.action_keyboard).setVisible(!drawerOpen);
    return super.onPrepareOptionsMenu(menu);
}

@Override
public boolean onOptionsItemSelected(MenuItem item)
{
    /*
     * The action bar home/up should open or close the drawer.
     * ActionBarDrawerToggle will take care of this.
     */
    if (mDrawerToggle.onOptionsItemSelected(item))
    {
        return true;
    }

    // Handle your other action bar items...
    return super.onOptionsItemSelected(item);
}

private class CustomActionBarDrawerToggle extends ActionBarDrawerToggle
{

    public CustomActionBarDrawerToggle(Activity mActivity, DrawerLayout mDrawerLayout)
    {
        super(mActivity, mDrawerLayout, R.drawable.ic_drawer, R.string.ns_menu_open, R.string.ns_menu_close);
    }

    @Override
    public void onDrawerClosed(View view)
    {
        getSupportActionBar().setTitle(getString(R.string.ns_menu_close));
        supportInvalidateOptionsMenu(); // creates call to
                                        // onPrepareOptionsMenu()
    }

    @Override
    public void onDrawerOpened(View drawerView)
    {
        getSupportActionBar().setTitle(getString(R.string.ns_menu_open));
        supportInvalidateOptionsMenu(); // creates call to
                                        // onPrepareOptionsMenu()
    }
}

private class DrawerItemClickListener implements ListView.OnItemClickListener
{

    @Override
    public void onItemClick(AdapterView<?> parent, View view, int position, long id)
    {
        Intent intent = new Intent(MainActivity.this, Tutorial.class);
        startActivity(intent);

    }

}

 }

SecondActivity

代码语言:javascript
复制
 public class Tutorial extends MainActivity
{
    @Override
    protected void onCreate(Bundle savedInstanceState)
    {
        // TODO Auto-generated method stub
        super.onCreate(savedInstanceState);
        setContentView(R.layout.help);
    }

}
EN

回答 9

Stack Overflow用户

回答已采纳

发布于 2014-01-28 21:23:14

TutorialActivityonCreate中,不要调用setContentView,而是这样做:

代码语言:javascript
复制
@Override
protected void onCreate(Bundle savedInstanceState)
{
    // TODO Auto-generated method stub
    super.onCreate(savedInstanceState);
    LayoutInflater inflater = (LayoutInflater) this
            .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
    View contentView = inflater.inflate(R.layout.help, null, false);
    mDrawer.addView(contentView, 0); 
}

保护MainActivity中的mDrawer。而在R.layout.activity_main_drawer中,只需将抽屉标签和重力元素放在左边(或右边)即可。

票数 31
EN

Stack Overflow用户

发布于 2014-08-12 09:21:13

下面是我的实现。希望它能帮上忙

FIRST,这个POST是概念。

第二个,这也是KEY的。

FINALLY,这里是所有答案的组合

基本活动

这是所有其他活动的基础活动

您可以根据自己的需求扩展Activity或FragmentActivity等。

Navigation Drawer在这里设置一次。

代码语言:javascript
复制
public class BaseActivity extends FragmentActivity {

    protected DrawerLayout mDrawer;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        this.requestWindowFeature(Window.FEATURE_NO_TITLE);
        setContentView(R.layout.base_layout);

        mDrawer = (DrawerLayout) findViewById(R.id.drawer_layout);

        //This is about creating custom listview for navigate drawer
        //Implementation for NavigateDrawer HERE !
        ArrayList<DrawerListItem> drawerListItems = new ArrayList<DrawerListItem>();
        drawerListItems.add(new DrawerListItem(0,"AIR° DEVICES"));
        drawerListItems.add(new DrawerListItem(1,"A/C Device [1]"));
        drawerListItems.add(new DrawerListItem(1,"A/C Device [2]"));
        drawerListItems.add(new DrawerListItem(1,"A/C Device [3]"));
        drawerListItems.add(new DrawerListItem(0,"AIR° FEATURES"));
        drawerListItems.add(new DrawerListItem(2,"SLEEP MODE"));
        drawerListItems.add(new DrawerListItem(2,"TRACKING MODE"));
        drawerListItems.add(new DrawerListItem(2,"SETTINGS"));
        DrawerAdapter mDrawerAdapter = new DrawerAdapter(this, R.layout.drawer_list_header, drawerListItems);
        ListView mDrawerList = (ListView) findViewById(R.id.left_drawer);
        mDrawerList.setAdapter(mDrawerAdapter);
    }

}

基本活动XML

此xml布局是针对Navigation Drawer的。

代码语言:javascript
复制
<?xml version="1.0" encoding="utf-8"?>

<android.support.v4.widget.DrawerLayout
        xmlns:android="http://schemas.android.com/apk/res/android"
        android:id="@+id/drawer_layout"
        android:layout_width="match_parent"
        android:layout_height="match_parent">

    <FrameLayout
            android:id="@+id/content_frame"
            android:layout_width="match_parent"
            android:layout_height="match_parent">

    </FrameLayout>

    <!-- The navigation drawer -->
    <ListView
            android:id="@+id/left_drawer"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_gravity="left"
            android:scrollingCache="false"
            android:background="@drawable/drawer_bg"
            android:divider="@null"
            android:choiceMode="singleChoice"/>

</android.support.v4.widget.DrawerLayout>

所有其他ACTIVITY

其他Activity只是扩展BaseActivity并定义代码,如下所示。

对于特定的活动,将显示Navigation Drawer

mDrawer是表单BaseActivity。它是一个protected变量。

代码语言:javascript
复制
public class Screen1 extends BaseActivity

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        LayoutInflater inflater = (LayoutInflater) this.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

        //inflate your activity layout here!
        View contentView = inflater.inflate(R.layout.screen1, null, false);
        mDrawer.addView(contentView, 0);

        //Do the rest as you want for each activity
    }

SCREEN 1 XML示例

按照你希望的方式设计每一项活动。不再有Navigation Drawer布局!

代码语言:javascript
复制
<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
              android:orientation="vertical"
              android:layout_width="match_parent"
              android:layout_height="match_parent">

</LinearLayout>

笔记

在这个实现中,Navigation Drawer不与Action Bar绑定。如果您希望在BaseActivity.Also中执行此操作,则本指南并不涵盖所有要求。这只是个样本。

票数 36
EN

Stack Overflow用户

发布于 2014-02-18 03:28:52

我创建了一个BaseActivity活动,它扩展了SherlockActivity (如果是您的情况,则扩展为ActionBarActivity )

代码语言:javascript
复制
public class BaseActivity extends SherlockActivity

然后,让你的所有活动都扩展BaseActivity,比如:

代码语言:javascript
复制
public class GlossaryActivity extends BaseActivity

稍后,您必须将活动布局替换为与您的活动对应的布局,我在BaseActivity中创建了一个方法,如下所示:

代码语言:javascript
复制
protected void replaceContentLayout(int sourceId, int destinationId) {
    View contentLayout = findViewById(destinationId);

    ViewGroup parent = (ViewGroup) contentLayout.getParent();
    int index = parent.indexOfChild(contentLayout);

    parent.removeView(contentLayout);
    contentLayout = getLayoutInflater().inflate(sourceId, parent, false);
    parent.addView(contentLayout, index);
}

我在每个活动中的onCreate方法上调用了这个方法:

代码语言:javascript
复制
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    super.replaceContentLayout(R.layout.activity_glossary, super.CONTENT_LAYOUT_ID);

}

super.CONTENT_LAYOUT_ID是BaseActivity的FrameLayout,other param是要替换为的布局

票数 2
EN
页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接:

https://stackoverflow.com/questions/21405958

复制
相关文章

相似问题

领券
问题归档专栏文章快讯文章归档关键词归档开发者手册归档开发者手册 Section 归档