如何解决如何使用工具栏而不是操作栏将旧的导航抽屉片段代码升级为代码?
1.Toolbar以XML声明并包含在有关的XML
中-
代码(在底部)中给出的
- restoreActionbar函数按照Actionbar到Toolbar的净指令进行了中间化处理。
- 这是前面为菜单选项提供的“标准导航抽屉片段”代码。有示例代码可将其从操作栏升级到工具栏。
- 首先尝试使用OnCreate方法(在以下代码中注释)-不起作用,试图在全局中声明它(在以下代码中注释)不起作用。 请帮忙
公共类MainActivity1扩展了AppCompatActivity实现 NavigationDrawerFragment.NavigationDrawerCallbacks {
/**
* Fragment managing the behaviors,interactions and presentation of the
* navigation drawer.
*/
private NavigationDrawerFragment mNavigationDrawerFragment;
private ShareActionProvider mShareActionProvider;
/**
* Used to store the last screen title. For use in
* {@link #restoreActionBar()}.
*/
private CharSequence mTitle;
//private int mPosition = 0;
private String mMessage;
//private int mSectionNo =0;
private String mMenuType="";
private Random r1 = new Random();
private Random r2 = new Random();
Globals g = Globals.getInstance();
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//Globals g = Globals.getInstance();
//mSectionNo = g.getData();
mMenuType = g.getMenuType();
//Intent intent = getIntent();
//mMessage = intent.getStringExtra(MainActivity.EXTRA_MESSAGE);
setContentView(R.layout.activity_main_activity1);
mNavigationDrawerFragment = (NavigationDrawerFragment) getSupportFragmentManager()
.findFragmentById(R.id.navigation_drawer);
mTitle = getTitle();
/*if (mMessage.equals("1")){
mNavigationDrawerFragment.mSectionNo = 1;
}*/
// Set up the drawer.
mNavigationDrawerFragment.setUp(R.id.navigation_drawer,(DrawerLayout) findViewById(R.id.drawer_layout));
SharedPreferences sharedPreferences = getPreferences(Context.MODE_PRIVATE);
int radioId=sharedPreferences.getInt("shapecheck",0);
if(radioId>0){
g.mShapeOption = 1;
}
//Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
//setSupportActionBar(toolbar);
}
@Override
public void onNavigationDrawerItemSelected(int position) {
// update the main content by replacing fragments
//mPosition = position;
Globals g = Globals.getInstance();
g.setSectionType(position);
if ((mMenuType.equals("2to10"))||(mMenuType.equals("11to20"))||(mMenuType.equals("21to30")))
{
if(position==10){
this.finish();} // to exit
}
if ((mMenuType.equals("randomizer")) ||(mMenuType.equals("sequential"))||(mMenuType.equals("quiz"))||(mMenuType.equals("query"))){
if(position==4){
this.finish();
}
}
if ((mMenuType.equals("about")) || (mMenuType.equals("shapeoption"))){
if(position==1){
this.finish();
}
}
FragmentManager fragmentManager = getSupportFragmentManager();
fragmentManager
.beginTransaction()
.replace(R.id.container,PlaceholderFragment.newInstance(position + 1)).commit();
//TextView txtView1 = (TextView) findViewById(R.id.TextView79);
//txtView1.setBackgroundResource(R.drawable.nine);
}
public void onSectionAttached(int number) {
switch (number) {
case 1:
case1Selection();
break;
case 2:
case2Selection();
break;
case 3:
case3Selection();
break;
case 4:
case4Selection();
break;
case 5:
case5Selection();
break;
case 6:
case6Selection();
break;
case 7:
case7Selection();
break;
case 8:
case8Selection();
break;
case 9:
case9Selection();
break;
case 10:
case10Selection();
break;
case 11:
case11Selection();
break;
}
}
public void restoreActionBar() {
//Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
//Toolbar toolbar getSupportActionBar();
//toolbar.setnavigationMode(Toolbar.NAV)
//ActionBar actionBar = getSupportActionBar();
//actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
//actionBar.setdisplayShowTitleEnabled(true);
toolbar.setTitle(mTitle);
//actionBar.setTitle(mTitle);
}
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