android-导航抽屉未打开
因此,最初我是按照本教程创建自定义导航抽屉: 但由于我想使用BaseActivity,我根据以下内容对其进行了修改: 但是,当我单击应触发抽屉的按钮时,日志显示活动:android-导航抽屉未打开,android,Android,因此,最初我是按照本教程创建自定义导航抽屉: 但由于我想使用BaseActivity,我根据以下内容对其进行了修改: 但是,当我单击应触发抽屉的按钮时,日志显示活动: [0,Home] 及 但是没有打开抽屉,也没有抛出错误 <!-- activity_base.xml --> <android.support.v4.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android
[0,Home]
及
但是没有打开抽屉,也没有抛出错误
<!-- activity_base.xml -->
<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" />
<ListView android:id="@+id/left_drawer"
android:layout_width="240dp"
android:layout_height="match_parent"
android:layout_gravity="start"
android:choiceMode="singleChoice"
android:divider="@android:color/transparent"
android:dividerHeight="0dp"
android:background="#111"/>
</android.support.v4.widget.DrawerLayout>
(我猜)我的BaseActivity.java的相关部分:
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_base);
getActionBar().setDisplayHomeAsUpEnabled(true);
getActionBar().setDisplayShowHomeEnabled(false);
getActionBar().setHomeButtonEnabled(true);
if (savedInstanceState == null) {
displayView(0);
}
}
private class SlideMenuClickListener implements ListView.OnItemClickListener {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
// display view for selected nav drawer item
displayView(position);
}
}
@Override
public void setContentView(int layoutResID) {
super.setContentView(layoutResID);
mDrawerLayout = (DrawerLayout) getLayoutInflater().inflate(R.layout.activity_base, null);
mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
mContentFrame = (FrameLayout) mDrawerLayout.findViewById(R.id.content_frame);
getLayoutInflater().inflate(layoutResID, mContentFrame, true);
mTitle = mDrawerTitle = getTitle();
navMenuTitles = getResources().getStringArray(R.array.nav_drawer_items);
navMenuIcons = getResources().obtainTypedArray(R.array.nav_drawer_icons);
navDrawerItems = new ArrayList<NavDrawerItem>();
navDrawerItems.add(new NavDrawerItem(navMenuTitles[0], navMenuIcons.getResourceId(0, -1)));
navMenuIcons.recycle();
mDrawerToggle = new ActionBarDrawerToggle(
this,
mDrawerLayout,
R.drawable.ic_drawer,
R.string.drawer_open,
R.string.drawer_close
) {
public void onDrawerClosed(View view) {
getActionBar().setTitle(mTitle);
System.out.println("CLOSED");
invalidateOptionsMenu(); // creates call to onPrepareOptionsMenu()
}
public void onDrawerOpened(View drawerView) {
getActionBar().setTitle(mDrawerTitle);
System.out.println("OPENED");
invalidateOptionsMenu(); // creates call to onPrepareOptionsMenu()
}
public void onDrawerStateChanged(int newState) {
System.out.println("STATUS: "+newState);
}
};
mDrawerLayout.setDrawerListener(mDrawerToggle);
mDrawerList = (ListView) findViewById(R.id.left_drawer);
adapter = new NavDrawerListAdapter(getApplicationContext(), navDrawerItems);
mDrawerList.setAdapter(adapter);
mDrawerList.setOnItemClickListener(new SlideMenuClickListener());
}
@覆盖
创建时的公共void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_base);
getActionBar().setDisplayHomeAsUpEnabled(true);
getActionBar().setDisplayShowHomeEnabled(false);
getActionBar().setHomeButtonEnabled(true);
如果(savedInstanceState==null){
显示视图(0);
}
}
私有类SlideMenuClickListener实现ListView.OnItemClickListener{
@凌驾
public void onItemClick(AdapterView父对象、视图、整型位置、长id){
//所选导航抽屉项目的显示视图
显示视图(位置);
}
}
@凌驾
public void setContentView(int-layoutResID){
super.setContentView(layoutResID);
mDrawerLayout=(抽屉布局)GetLayoutFlater()。充气(R.layout.activity_base,null);
mDrawerLayout.setDrawerShadow(R.drawable.drawer\u shadow,GravityCompat.START);
mContentFrame=(FrameLayout)mDrawerLayout.findViewById(R.id.content\u frame);
GetLayoutFlater().充气(layoutResID,mContentFrame,true);
mTitle=mDrawerTitle=getTitle();
navMenuTitles=getResources().getStringArray(R.array.nav\u抽屉\u项目);
navMenuIcons=getResources().obtainTypedArray(R.array.nav_抽屉图标);
navDrawerItems=新的ArrayList();
添加(新的NavDrawerItem(navMenuTitles[0],navMenuIcons.getResourceId(0,-1));
navMenuIcons.recycle();
mDrawerToggle=新操作bardrawertoggle(
这
mDrawerLayout,
R.可抽出式ic_抽屉,
R.string.drawer\u打开,
R.string.drawer\u关闭
) {
公共无效onDrawerClosed(视图){
getActionBar().setTitle(mTitle);
系统输出打印项次(“关闭”);
InvalidateOptions SMenu();//创建对OnPrepareOptions SMenu()的调用
}
打开图纸上的公共空白(视图抽屉视图){
getActionBar().setTitle(mDrawerTitle);
系统输出打印项次(“打开”);
InvalidateOptions SMenu();//创建对OnPrepareOptions SMenu()的调用
}
DrawerStateChanged上的公共无效(int newState){
System.out.println(“状态:+newState”);
}
};
mDrawerLayout.setDrawerListener(mDrawerToggle);
mDrawerList=(ListView)findViewById(R.id.left\u抽屉);
适配器=新的NavDroperListAdapter(getApplicationContext(),NavDroperItems);
mDrawerList.setAdapter(适配器);
setOnItemClickListener(新的SlideMenuClickListener());
}
因此,从中钻研代码,我应该使用
mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
代替
mDrawerLayout = (DrawerLayout) getLayoutInflater().inflate(R.layout.activity_base, null);
我不确定充气机是从哪里来的,但至少它现在可以工作了
mDrawerLayout = (DrawerLayout) getLayoutInflater().inflate(R.layout.activity_base, null);