Android 在导航抽屉中添加图标
我有一个导航抽屉,我想添加图标。但我不知道如何实施它。有什么方法可以自定义导航抽屉中的列表吗?对导航抽屉中的项目使用菜单而不是数组。提前感谢:) 这是我的密码:Android 在导航抽屉中添加图标,android,Android,我有一个导航抽屉,我想添加图标。但我不知道如何实施它。有什么方法可以自定义导航抽屉中的列表吗?对导航抽屉中的项目使用菜单而不是数组。提前感谢:) 这是我的密码: public class MainActivity extends ActionBarActivity { private ListView mDrawerList; private DrawerLayout mDrawerLayout; private ArrayAdapter<String> mAdapter; pri
public class MainActivity extends ActionBarActivity {
private ListView mDrawerList;
private DrawerLayout mDrawerLayout;
private ArrayAdapter<String> mAdapter;
private ActionBarDrawerToggle mDrawerToggle;
private String mActivityTitle;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mDrawerList = (ListView)findViewById(R.id.navList);
mDrawerLayout = (DrawerLayout)findViewById(R.id.drawer_layout);
mActivityTitle = getTitle().toString();
addDrawerItems();
setupDrawer();
FragmentManager fragmentManager = getSupportFragmentManager();
fragmentManager.beginTransaction().replace(R.id.flContent, new One()).commit();
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
getSupportActionBar().setHomeButtonEnabled(true);
}
private void addDrawerItems() {
String[] osArray = { "Android", "iOS", "Windows", "OS X", "Linux" };
mAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, osArray);
mDrawerList.setAdapter(mAdapter);
mDrawerList.setOnItemClickListener(new AdapterView.OnItemClickListener() {
Fragment fragment = null;
Class fragmentClass;
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
switch (position) {
case 1:
fragmentClass = One.class;
break;
case 2:
fragmentClass = Two.class;
break;
default:
break;
}
try {
fragment = (Fragment) fragmentClass.newInstance();
} catch (Exception e) {
e.printStackTrace();
}
// Insert the fragment by replacing any existing fragment
FragmentManager fragmentManager=getSupportFragmentManager();
fragmentManager.beginTransaction().replace(R.id.flContent, fragment).commit();
// Highlight the selected item, update the title, and close the drawer
mDrawerLayout.closeDrawers();
}
});
}
private void setupDrawer() {
mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout, R.string.drawer_open, R.string.drawer_close) {
/** Called when a drawer has settled in a completely open state. */
public void onDrawerOpened(View drawerView) {
super.onDrawerOpened(drawerView);
getSupportActionBar().setTitle("Navigation!");
invalidateOptionsMenu(); // creates call to onPrepareOptionsMenu()
}
/** Called when a drawer has settled in a completely closed state. */
public void onDrawerClosed(View view) {
super.onDrawerClosed(view);
getSupportActionBar().setTitle(mActivityTitle);
invalidateOptionsMenu();
// creates call to onPrepareOptionsMenu()
}
};
mDrawerToggle.setDrawerIndicatorEnabled(true);
mDrawerLayout.setDrawerListener(mDrawerToggle);
}
@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) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.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();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}
// Activate the navigation drawer toggle
if (mDrawerToggle.onOptionsItemSelected(item)) {
return true;
}
return super.onOptionsItemSelected(item);
}
}
公共类MainActivity扩展了ActionBarActivity{
私有列表视图mDrawerList;
私人抽屉布局mDrawerLayout;
私人ArrayaAdapter mAdapter;
私有操作bardrawertoggle mDrawerToggle;
私有字符串mactivitytle;
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mDrawerList=(ListView)findViewById(R.id.navList);
mDrawerLayout=(抽屉布局)findViewById(R.id.抽屉布局);
mActivityTitle=getTitle().toString();
addDrawerItems();
setupDrawer();
FragmentManager FragmentManager=getSupportFragmentManager();
fragmentManager.beginTransaction().replace(R.id.flContent,new-One()).commit();
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
getSupportActionBar().setHomeButtonEnabled(true);
}
私有void addDrawerItems(){
字符串[]osArray={“Android”、“iOS”、“Windows”、“OSX”、“Linux”};
mAdapter=newarrayadapter(这是安卓.R.layout.simple\u list\u item\u 1,osArray);
mDrawerList.setAdapter(mAdapter);
mDrawerList.setOnItemClickListener(新的AdapterView.OnItemClickListener(){
片段=空;
类碎片类;
@凌驾
public void onItemClick(AdapterView父对象、视图、整型位置、长id){
开关(位置){
案例1:
fragmentClass=1.class;
打破
案例2:
fragmentClass=2.class;
打破
违约:
打破
}
试一试{
fragment=(fragment)fragmentClass.newInstance();
}捕获(例外e){
e、 printStackTrace();
}
//通过替换任何现有片段来插入片段
FragmentManager FragmentManager=getSupportFragmentManager();
fragmentManager.beginTransaction().replace(R.id.flContent,fragment.commit();
//突出显示所选项目,更新标题,然后关闭抽屉
mDrawerLayout.closeDrawers();
}
});
}
私有void setupDrawer(){
mDrawerToggle=newactionBarDrawerToggle(此,mDrawerLayout,R.string.drawer\u打开,R.string.drawer\u关闭){
/**当抽屉处于完全打开状态时调用*/
打开图纸上的公共空白(视图抽屉视图){
super.onDrawerOpened(抽屉视图);
getSupportActionBar().setTitle(“导航!”);
InvalidateOptions SMenu();//创建对OnPrepareOptions SMenu()的调用
}
/**当抽屉处于完全关闭状态时调用*/
公共无效onDrawerClosed(视图){
super.onDrawerClosed(视图);
getSupportActionBar().setTitle(mActivityTitle);
无效操作菜单();
//创建对OnPrepareOptions菜单()的调用
}
};
mDrawerToggle.setDrawerIndicatorEnabled(true);
mDrawerLayout.setDrawerListener(mDrawerToggle);
}
@凌驾
后期创建时受保护的空(捆绑包savedInstanceState){
super.onPostCreate(savedInstanceState);
//在onRestoreInstanceState发生后同步切换状态。
mDrawerToggle.syncState();
}
@凌驾
公共无效OnConfiguration已更改(配置newConfig){
super.onConfigurationChanged(newConfig);
mDrawerToggle.onConfigurationChanged(newConfig);
}
@凌驾
公共布尔onCreateOptions菜单(菜单){
//为菜单充气;这会将项目添加到操作栏(如果存在)。
getMenuInflater().充气(右菜单菜单菜单主菜单);
返回true;
}
@凌驾
公共布尔值onOptionsItemSelected(菜单项项){
//处理操作栏项目单击此处。操作栏将
//自动处理Home/Up按钮上的点击,只要
//在AndroidManifest.xml中指定父活动时。
int id=item.getItemId();
//noinspection SimplifiableIf语句
if(id==R.id.action\u设置){
返回true;
}
//激活导航抽屉开关
如果(MDRAWERTOGLE.onOptionsItemSelected(项目)){
返回true;
}
返回super.onOptionsItemSelected(项目);
}
}
是的,只需为抽屉列表项创建自定义布局即可。
在这里检查答案f.e
在您的情况下,您必须创建自己的适配器,而不是ArrayAdapter和自定义项目列表视图,其中将包含图标的ImageView。在导航抽屉xml文件中添加菜单文件
app:menu=“@menu/activity\u main\u Drawer”
您在抽屉中使用的列表可以像普通的listView一样进行定制,障碍是什么?现在还有一个专门的设计库类用于此。如果您正在创建一个新的应用程序,实现设计库可能会节省您的时间。感谢@Knossos,但我使用的是sdk22.0.0,当我尝试添加支持设计库时,我得到了一个错误。如何添加该库?这取决于错误。
<android.support.design.widget.NavigationView
android:id="@+id/nav_view"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:fitsSystemWindows="true"
app:menu="@menu/activity_main_drawer">
</android.support.design.widget.NavigationView>
<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android">
<group android:checkableBehavior="single">
<item android:id="@+id/nav_camara" android:icon="@android:drawable/ic_menu_camera"
android:title="Camera" />
<item android:id="@+id/nav_gallery" android:icon="@android:drawable/ic_menu_gallery"
android:title="Gallery" />
<item android:id="@+id/nav_manage" android:icon="@android:drawable/ic_menu_manage"
android:title="Manage" />
</group>
@Override
public boolean onNavigationItemSelected(MenuItem menuItem) {
// Handle navigation view item clicks here.
int id = menuItem.getItemId();
if (id == R.id.nav_camara) {
// Call your Action
} else if (id == R.id.nav_gallery) {
// Call your Action
} else if (id == R.id.nav_manage) {
// Call your Action
}
}