BaseSinglePaneActivity.java

/*
 * Copyright 2011 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.umeng.ui;


import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentActivity;
import android.view.View;

import com.markupartist.android.widget.ActionBar;
import com.markupartist.android.widget.ActionBar.IntentAction;
import com.umeng.example.R;
import com.umeng.example.UmengHome;

/**
 * A {@link BaseActivity} that simply contains a single fragment. The intent used to invoke this
 * activity is forwarded to the fragment as arguments during fragment instantiation. Derived
 * activities should only need to implement
 * {@link com.google.android.apps.iosched.ui.BaseSinglePaneActivity#onCreatePane()}.
 */
public abstract class BaseSinglePaneActivity extends FragmentActivity{
    private Fragment mFragment;    
    private ActionBar mActionBar;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_singlepane_empty);
        mActionBar = (ActionBar) findViewById(R.id.actionbar1);
        mActionBar.setVisibility(View.GONE);
//    	mActionBar.setTitle(getTitle());
//        mActionBar.setHomeAction(new IntentAction(this, getHomeIntent(this), R.drawable.ic_title_home_default));
        
        if (savedInstanceState == null) {
            mFragment = onCreatePane();
            getSupportFragmentManager().beginTransaction()
                    .add(R.id.root_container, mFragment)
                    .commit();
        }
    }

    /**
     * Called in <code>onCreate</code> when the fragment constituting this activity is needed.
     * The returned fragment's arguments will be set to the intent used to invoke this activity.
     */
    protected abstract Fragment onCreatePane();
    
    protected ActionBar getUActionBar(){
    	return mActionBar;
    }
    
    
    
	public static Intent getHomeIntent(Context context){
		Intent i = new Intent(context, UmengHome.class);
		i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
		return i;
	}
}