Android Open Source - utexas-utilities Activity Delegate

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License

The source code is released under:

Apache License

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Java Source Code

package com.mapsaurus.paneslayout;
/*from  w ww.j av  a 2 s  .  c om*/
import android.content.res.Configuration;
import android.content.res.Resources;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.view.View;

import com.actionbarsherlock.app.ActionBar;
import com.actionbarsherlock.view.MenuItem;

public abstract class ActivityDelegate {

  private PanesActivity mActivity;

  public ActivityDelegate(PanesActivity a) {
    mActivity = a;
  }

  /**
   * Save the state of the panes 
   */
  public void onSaveInstanceState(Bundle savedInstanceState) {}

  /**
   * onCreate
   */
  public abstract void onCreate(Bundle savedInstanceState);

  /**
   * onDestroy
   */
  public void onDestroy() {}

  protected void onPostCreate(Bundle savedInstanceState) {}
  protected void onConfigurationChanged(Configuration newConfig) {}

  /* *********************************************************************
   * Adding, removing, getting fragments
   * ********************************************************************* */

  /**
   * Add a fragment as a menu
   */
  public abstract void addFragment(Fragment prevFragment, Fragment newFragment);

  /**
   * Add a fragment as a menu
   */
  public abstract void setMenuFragment(Fragment f);

  /**
   * Clear all fragments from stack
   */
  public abstract void clearFragments();

  /**
   * Get menu fragment
   */
  public abstract Fragment getMenuFragment();

  /**
   * Get top fragment
   */
  public abstract Fragment getTopFragment();

  /**
   * Show the menu
   */
  public abstract void showMenu();

  /**
   * Show the content
   */
  public abstract void showContent();
  
  /* *********************************************************************
   * Deal with over-riding activity methods
   * ********************************************************************* */

  /**
   * Deal with back pressed
   */
  public abstract boolean onBackPressed();

  /**
   * Deal with menu buttons
   */
  public abstract boolean onOptionsItemSelected(MenuItem item);

  /* *********************************************************************
   * Wrapper functions to make coding a delegate less annoying
   * ********************************************************************* */

  protected final void supportInvalidateOptionsMenu() {
    mActivity.supportInvalidateOptionsMenu();
  }

  protected final PanesActivity getActivity() {
    return mActivity;
  }

  protected final void setContentView(int layoutResId) {
    mActivity.setContentView(layoutResId);
  }

  protected final ActionBar getSupportActionBar() {
    return mActivity.getSupportActionBar();
  }

  protected final Resources getResources() {
    return mActivity.getResources();
  }

  protected final FragmentManager getSupportFragmentManager() {
    return mActivity.getSupportFragmentManager();
  }

  protected final View findViewById(int id) {
    return mActivity.findViewById(id);
  }

}

Java Source Code List