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package org.codeaurora.gallery3d.ext;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
/**
* Activity action hooker class. Host app's activity will call this hooker's
* functions in its lifecycle. For example:
* HostActivity.onCreate()-->hooker.onCreate(). But void init(Activity context,
* Intent intent) will be called before other functions. <br/>
* IActivityHooker objects may show menus, but we should give a unique menu id
* to every menus. Hooker can call getMenuActivityId(int) to get a global unique
* menu id to be used in menu.add(), and can call getMenuOriginalId(int) to get
* the original menu id. the example: class Hooker implements IActivityHooker {
* private static final int MENU_EXAMPLE = 1;
*
* @Override public boolean onCreateOptionsMenu(Menu menu) {
* super.onCreateOptionsMenu(menu); menu.add(0,
* getMenuActivityId(MENU_EXAMPLE), 0, android.R.string.ok); return
* true; }
* @Override public boolean onOptionsItemSelected(MenuItem item) {
* switch(getMenuOriginalId(item.getItemId())) { case MENU_EXAMPLE:
* //do something return true; default: return false; } } }
*/
public interface IActivityHooker {
/**
* Will be called in Host Activity.onCreateOptionsMenu(Menu menu)
*
* @param menu
* @return
*/
boolean onCreateOptionsMenu(Menu menu);
/**
* Will be called in Host Activity.onPrepareOptionsMenu(Menu menu)
*
* @param menu
* @return
*/
boolean onPrepareOptionsMenu(Menu menu);
/**
* Will be called in Host Activity.onOptionsItemSelected(MenuItem item)
*
* @param item
* @return
*/
boolean onOptionsItemSelected(MenuItem item);
/**
* Should be called before any other functions.
*
* @param context
* @param intent
*/
void init(Activity context, Intent intent);
/**
* @return return activity set by init(Activity context, Intent intent)
*/
Activity getContext();
/**
* @return return intent set by init(Activity context, Intent intent)
*/
Intent getIntent();
/**
* IActivityHooker objects may show menus, but we should give a unique menu
* id to every menus. Hooker can call this function to get a global unique
* menu id to be used in menu.add()
*
* @param id
* @return
*/
int getMenuActivityId(int id);
/**
* When onOptionsItemSelected is called, we can get menu's id from
* parameter. You can get the original menu id by calling this function.
*
* @param id
* @return
*/
int getMenuOriginalId(int id);
/**
* Host activity will call this function to set parameter to hooker
* activity.
*
* @param key
* @param value
*/
void setParameter(String key, Object value);
}
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