BaseActivity.java

package com.youth.xf;

import android.support.v7.app.ActionBar;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.MenuItem;

import com.youth.xframe.base.XActivity;
import com.youth.xframe.utils.statusbar.XStatusBar;

/**
 * 必须继承XActivity，你也可以每个都继承XActivity，这里进行再次封装是为了便于你维护和增加你需要的方法
 */
public abstract class BaseActivity extends XActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        String title=getIntent().getStringExtra("title");
        if (TextUtils.isEmpty(title))
            title=getString(R.string.app_name);
        ActionBar bar=getSupportActionBar();
        bar.setTitle(title);
        if (!title.equals(getString(R.string.app_name)))
            bar.setDisplayHomeAsUpEnabled(true);
    }

    @Override
    public void setContentView(int layoutResID) {
        super.setContentView(layoutResID);
        setStatusBar();
    }

    protected void setStatusBar() {
        XStatusBar.setColor(this, getResources().getColor(R.color.colorPrimary),0);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item)
    {
        if(item.getItemId() == android.R.id.home)
        {
            finish();
            return true;
        }
        return super.onOptionsItemSelected(item);
    }
}