src/com/android/contacts/BaseContactCardActivity.java - android_packages_apps_Contacts - Gitiles

 /*
  * Copyright (C) 2009 The Android Open Source Project
  *
  * 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.android.contacts;

 import java.util.ArrayList;

 import com.android.contacts.ScrollingTabWidget.OnTabSelectionChangedListener;
 import com.android.contacts.model.ContactsSource;
 import com.android.contacts.util.NotifyingAsyncQueryHandler;
 import com.android.contacts.model.Sources;
 import com.android.internal.widget.ContactHeaderWidget;

 import android.app.Activity;
 import android.content.ContentUris;
 import android.content.Context;
 import android.content.Entity;
 import android.content.EntityIterator;
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.database.Cursor;
 import android.graphics.drawable.Drawable;
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.RemoteException;
 import android.provider.ContactsContract.Contacts;
 import android.provider.ContactsContract.RawContacts;
 import android.util.Log;
 import android.util.SparseArray;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.Window;
 import android.widget.ImageView;
 import android.widget.TextView;

 /**
  * The base Activity class for viewing and editing a contact.
  */
 public abstract class BaseContactCardActivity extends Activity implements
         NotifyingAsyncQueryHandler.AsyncQueryListener, OnTabSelectionChangedListener {

     private static final String TAG = "BaseContactCardActivity";

     private SparseArray<Long> mTabRawContactIdMap;
     protected Uri mUri;
     protected ScrollingTabWidget mTabWidget;
     protected ContactHeaderWidget mContactHeaderWidget;
     private NotifyingAsyncQueryHandler mHandler;

     protected LayoutInflater mInflater;

     //Projection used for the query that determines which tabs to add.
     protected static final String[] TAB_PROJECTION = new String[] {
         RawContacts._ID,
         RawContacts.ACCOUNT_NAME,
         RawContacts.ACCOUNT_TYPE
     };
     protected static final int TAB_CONTACT_ID_COLUMN_INDEX = 0;
     protected static final int TAB_ACCOUNT_NAME_COLUMN_INDEX = 1;
     protected static final int TAB_ACCOUNT_TYPE_COLUMN_INDEX = 2;

     protected static final String SELECTED_RAW_CONTACT_ID_KEY = "selectedRawContact";
     protected Long mSelectedRawContactId = null;

     private static final int TOKEN_TABS = 0;

     @Override
     protected void onCreate(Bundle icicle) {
         super.onCreate(icicle);

         mInflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);

         final Intent intent = getIntent();
         mUri = intent.getData();

         requestWindowFeature(Window.FEATURE_NO_TITLE);
         setContentView(R.layout.contact_card_layout);

         mContactHeaderWidget = (ContactHeaderWidget) findViewById(R.id.contact_header_widget);
         mContactHeaderWidget.showStar(true);
         mContactHeaderWidget.bindFromContactId(ContentUris.parseId(mUri));
         mContactHeaderWidget.setExcludeMimes(new String[] {
             Contacts.CONTENT_ITEM_TYPE
         });

         mTabWidget = (ScrollingTabWidget) findViewById(R.id.tab_widget);
         mTabWidget.setTabSelectionListener(this);
         mTabWidget.setVisibility(View.INVISIBLE);

         mTabRawContactIdMap = new SparseArray<Long>();

         mHandler = new NotifyingAsyncQueryHandler(this, this);

         // TODO: turn this into async call instead of blocking ui
         asyncSetupTabs();
     }


     @Override
     protected void onRestoreInstanceState(Bundle savedInstanceState) {
         super.onRestoreInstanceState(savedInstanceState);
         mSelectedRawContactId = savedInstanceState.getLong(SELECTED_RAW_CONTACT_ID_KEY);
     }

     @Override
     protected void onSaveInstanceState(Bundle outState) {
         super.onSaveInstanceState(outState);
         outState.putLong(SELECTED_RAW_CONTACT_ID_KEY, mSelectedRawContactId);
     }

     private void asyncSetupTabs() {
         long contactId = ContentUris.parseId(mUri);
         mHandler.startQueryEntities(TOKEN_TABS, null,
                 RawContacts.CONTENT_URI, RawContacts.CONTACT_ID + "=" + contactId, null, null);
     }

     /**
      * Return the RawContact id associated with the tab at an index.
      *
      * @param index The index of the tab in question.
      * @return The contactId associated with the tab at the specified index.
      */
     protected long getTabRawContactId(int index) {
         return mTabRawContactIdMap.get(index);
     }

     /**
      * Return the tab index associated with the RawContact id.
      *
      * @param index The index of the tab in question.
      * @return The contactId associated with the tab at the specified index.
      */
     protected int getTabIndexForRawContactId(long rawContactId) {
         int numTabs = mTabRawContactIdMap.size();
         for (int i=0; i < numTabs; i++) {
             if (mTabRawContactIdMap.get(i) == rawContactId) {
                 return i;
             }
         }
         return -1;
     }

     /** {@inheritDoc} */
     public void onQueryEntitiesComplete(int token, Object cookie, EntityIterator iterator) {
         try{
             if (token == TOKEN_TABS) {
                 clearCurrentTabs();
                 bindTabs(readEntities(iterator));
             }
         } finally {
             if (iterator != null) {
                 iterator.close();
             }
         }
     }

     /** {@inheritDoc} */
     public void onQueryComplete(int token, Object cookie, Cursor cursor) {
         // Emtpy
     }

     private ArrayList<Entity> readEntities(EntityIterator iterator) {
         ArrayList<Entity> entities = new ArrayList<Entity>();
         try {
             while (iterator.hasNext()) {
                 entities.add(iterator.next());
             }
         } catch (RemoteException e) {
         }

         return entities;
     }

     /**
      * Adds a tab for each {@link RawContact} associated with this contact.
      * Override this method if you want to additional tabs and/or different
      * tabs for your activity.
      *
      * @param entities An {@link ArrayList} of {@link Entity}s of all the RawContacts
      * associated with the contact being displayed.
      */
     protected void bindTabs(ArrayList<Entity> entities) {
         final Sources sources = Sources.getInstance(this);

         for (Entity entity : entities) {
             final String accountType = entity.getEntityValues().
                     getAsString(RawContacts.ACCOUNT_TYPE);
             final Long rawContactId = entity.getEntityValues().
                     getAsLong(RawContacts._ID);

             // TODO: ensure inflation on background task so we don't block UI thread here
             final ContactsSource source = sources.getInflatedSource(accountType,
                     ContactsSource.LEVEL_SUMMARY);
             addTab(rawContactId, createTabIndicatorView(mTabWidget.getTabParent(), source));
         }

         selectInitialTab();
         mTabWidget.setVisibility(View.VISIBLE);
         mTabWidget.postInvalidate();
     }

     /**
      * Add a tab to be displayed in the {@link ScrollingTabWidget}.
      *
      * @param contactId The contact id associated with the tab.
      * @param view A view to use as the tab indicator.
      */
     protected void addTab(long rawContactId, View view) {
         mTabRawContactIdMap.put(mTabWidget.getTabCount(), rawContactId);
         mTabWidget.addTab(view);
     }


     protected void clearCurrentTabs() {
         mTabRawContactIdMap.clear();
         mTabWidget.removeAllTabs();
     }

     protected void selectInitialTab() {
         int selectedTabIndex = 0;

         if (mSelectedRawContactId != null) {
             selectedTabIndex = getTabIndexForRawContactId(mSelectedRawContactId);
             if (selectedTabIndex == -1) {
                 // If there was no matching tab, just select the first;
                 selectedTabIndex = 0;
             }
         }

         mTabWidget.setCurrentTab(selectedTabIndex);
         onTabSelectionChanged(selectedTabIndex, false);
     }

     @Override
     public void onNewIntent(Intent newIntent) {
         setIntent(newIntent);
         selectInitialTab();
         mUri = newIntent.getData();
     }

     /**
      * Utility for creating a standard tab indicator view.
      *
      * @param parent The parent ViewGroup to attach the new view to.
      * @param label The label to display in the tab indicator. If null, not label will be displayed.
      * @param icon The icon to display. If null, no icon will be displayed.
      * @return The tab indicator View.
      */
     public static View createTabIndicatorView(ViewGroup parent, CharSequence label, Drawable icon) {
         final LayoutInflater inflater = (LayoutInflater)parent.getContext().getSystemService(
                 Context.LAYOUT_INFLATER_SERVICE);
         final View tabIndicator = inflater.inflate(R.layout.tab_indicator, parent, false);
         tabIndicator.getBackground().setDither(true);

         final TextView tv = (TextView) tabIndicator.findViewById(R.id.tab_title);
         tv.setText(label);

         final ImageView iconView = (ImageView) tabIndicator.findViewById(R.id.tab_icon);
         iconView.setImageDrawable(icon);

         return tabIndicator;
     }

     /**
      * Utility for creating a standard tab indicator view.
      *
      * @param context The label to display in the tab indicator. If null, not label will be displayed.
      * @param parent The parent ViewGroup to attach the new view to.
      * @param source The {@link ContactsSource} to build the tab view from.
      * @return The tab indicator View.
      */
     public static View createTabIndicatorView(ViewGroup parent, ContactsSource source) {
         Drawable icon = null;
         if (source != null) {
             final String packageName = source.resPackageName;
             if (source.iconRes > 0) {
                 try {
                     final Context authContext = parent.getContext().
                             createPackageContext(packageName, 0);
                     icon = authContext.getResources().getDrawable(source.iconRes);

                 } catch (PackageManager.NameNotFoundException e) {
                     Log.d(TAG, "error getting the Package Context for " + packageName, e);
                 }
             }
         }
         return createTabIndicatorView(parent, null, icon);
     }
 }
	/*
	* Copyright (C) 2009 The Android Open Source Project
	*
	* 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.android.contacts;

	import java.util.ArrayList;

	import com.android.contacts.ScrollingTabWidget.OnTabSelectionChangedListener;
	import com.android.contacts.model.ContactsSource;
	import com.android.contacts.util.NotifyingAsyncQueryHandler;
	import com.android.contacts.model.Sources;
	import com.android.internal.widget.ContactHeaderWidget;

	import android.app.Activity;
	import android.content.ContentUris;
	import android.content.Context;
	import android.content.Entity;
	import android.content.EntityIterator;
	import android.content.Intent;
	import android.content.pm.PackageManager;
	import android.database.Cursor;
	import android.graphics.drawable.Drawable;
	import android.net.Uri;
	import android.os.Bundle;
	import android.os.RemoteException;
	import android.provider.ContactsContract.Contacts;
	import android.provider.ContactsContract.RawContacts;
	import android.util.Log;
	import android.util.SparseArray;
	import android.view.LayoutInflater;
	import android.view.View;
	import android.view.ViewGroup;
	import android.view.Window;
	import android.widget.ImageView;
	import android.widget.TextView;

	/**
	* The base Activity class for viewing and editing a contact.
	*/
	public abstract class BaseContactCardActivity extends Activity implements
	NotifyingAsyncQueryHandler.AsyncQueryListener, OnTabSelectionChangedListener {

	private static final String TAG = "BaseContactCardActivity";

	private SparseArray<Long> mTabRawContactIdMap;
	protected Uri mUri;
	protected ScrollingTabWidget mTabWidget;
	protected ContactHeaderWidget mContactHeaderWidget;
	private NotifyingAsyncQueryHandler mHandler;

	protected LayoutInflater mInflater;

	//Projection used for the query that determines which tabs to add.
	protected static final String[] TAB_PROJECTION = new String[] {
	RawContacts._ID,
	RawContacts.ACCOUNT_NAME,
	RawContacts.ACCOUNT_TYPE
	};
	protected static final int TAB_CONTACT_ID_COLUMN_INDEX = 0;
	protected static final int TAB_ACCOUNT_NAME_COLUMN_INDEX = 1;
	protected static final int TAB_ACCOUNT_TYPE_COLUMN_INDEX = 2;

	protected static final String SELECTED_RAW_CONTACT_ID_KEY = "selectedRawContact";
	protected Long mSelectedRawContactId = null;

	private static final int TOKEN_TABS = 0;

	@Override
	protected void onCreate(Bundle icicle) {
	super.onCreate(icicle);

	mInflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);

	final Intent intent = getIntent();
	mUri = intent.getData();

	requestWindowFeature(Window.FEATURE_NO_TITLE);
	setContentView(R.layout.contact_card_layout);

	mContactHeaderWidget = (ContactHeaderWidget) findViewById(R.id.contact_header_widget);
	mContactHeaderWidget.showStar(true);
	mContactHeaderWidget.bindFromContactId(ContentUris.parseId(mUri));
	mContactHeaderWidget.setExcludeMimes(new String[] {
	Contacts.CONTENT_ITEM_TYPE
	});

	mTabWidget = (ScrollingTabWidget) findViewById(R.id.tab_widget);
	mTabWidget.setTabSelectionListener(this);
	mTabWidget.setVisibility(View.INVISIBLE);

	mTabRawContactIdMap = new SparseArray<Long>();

	mHandler = new NotifyingAsyncQueryHandler(this, this);

	// TODO: turn this into async call instead of blocking ui
	asyncSetupTabs();
	}


	@Override
	protected void onRestoreInstanceState(Bundle savedInstanceState) {
	super.onRestoreInstanceState(savedInstanceState);
	mSelectedRawContactId = savedInstanceState.getLong(SELECTED_RAW_CONTACT_ID_KEY);
	}

	@Override
	protected void onSaveInstanceState(Bundle outState) {
	super.onSaveInstanceState(outState);
	outState.putLong(SELECTED_RAW_CONTACT_ID_KEY, mSelectedRawContactId);
	}

	private void asyncSetupTabs() {
	long contactId = ContentUris.parseId(mUri);
	mHandler.startQueryEntities(TOKEN_TABS, null,
	RawContacts.CONTENT_URI, RawContacts.CONTACT_ID + "=" + contactId, null, null);
	}

	/**
	* Return the RawContact id associated with the tab at an index.
	*
	* @param index The index of the tab in question.
	* @return The contactId associated with the tab at the specified index.
	*/
	protected long getTabRawContactId(int index) {
	return mTabRawContactIdMap.get(index);
	}

	/**
	* Return the tab index associated with the RawContact id.
	*
	* @param index The index of the tab in question.
	* @return The contactId associated with the tab at the specified index.
	*/
	protected int getTabIndexForRawContactId(long rawContactId) {
	int numTabs = mTabRawContactIdMap.size();
	for (int i=0; i < numTabs; i++) {
	if (mTabRawContactIdMap.get(i) == rawContactId) {
	return i;
	}
	}
	return -1;
	}

	/** {@inheritDoc} */
	public void onQueryEntitiesComplete(int token, Object cookie, EntityIterator iterator) {
	try{
	if (token == TOKEN_TABS) {
	clearCurrentTabs();
	bindTabs(readEntities(iterator));
	}
	} finally {
	if (iterator != null) {
	iterator.close();
	}
	}
	}

	/** {@inheritDoc} */
	public void onQueryComplete(int token, Object cookie, Cursor cursor) {
	// Emtpy
	}

	private ArrayList<Entity> readEntities(EntityIterator iterator) {
	ArrayList<Entity> entities = new ArrayList<Entity>();
	try {
	while (iterator.hasNext()) {
	entities.add(iterator.next());
	}
	} catch (RemoteException e) {
	}

	return entities;
	}

	/**
	* Adds a tab for each {@link RawContact} associated with this contact.
	* Override this method if you want to additional tabs and/or different
	* tabs for your activity.
	*
	* @param entities An {@link ArrayList} of {@link Entity}s of all the RawContacts
	* associated with the contact being displayed.
	*/
	protected void bindTabs(ArrayList<Entity> entities) {
	final Sources sources = Sources.getInstance(this);

	for (Entity entity : entities) {
	final String accountType = entity.getEntityValues().
	getAsString(RawContacts.ACCOUNT_TYPE);
	final Long rawContactId = entity.getEntityValues().
	getAsLong(RawContacts._ID);

	// TODO: ensure inflation on background task so we don't block UI thread here
	final ContactsSource source = sources.getInflatedSource(accountType,
	ContactsSource.LEVEL_SUMMARY);
	addTab(rawContactId, createTabIndicatorView(mTabWidget.getTabParent(), source));
	}

	selectInitialTab();
	mTabWidget.setVisibility(View.VISIBLE);
	mTabWidget.postInvalidate();
	}

	/**
	* Add a tab to be displayed in the {@link ScrollingTabWidget}.
	*
	* @param contactId The contact id associated with the tab.
	* @param view A view to use as the tab indicator.
	*/
	protected void addTab(long rawContactId, View view) {
	mTabRawContactIdMap.put(mTabWidget.getTabCount(), rawContactId);
	mTabWidget.addTab(view);
	}


	protected void clearCurrentTabs() {
	mTabRawContactIdMap.clear();
	mTabWidget.removeAllTabs();
	}

	protected void selectInitialTab() {
	int selectedTabIndex = 0;

	if (mSelectedRawContactId != null) {
	selectedTabIndex = getTabIndexForRawContactId(mSelectedRawContactId);
	if (selectedTabIndex == -1) {
	// If there was no matching tab, just select the first;
	selectedTabIndex = 0;
	}
	}

	mTabWidget.setCurrentTab(selectedTabIndex);
	onTabSelectionChanged(selectedTabIndex, false);
	}

	@Override
	public void onNewIntent(Intent newIntent) {
	setIntent(newIntent);
	selectInitialTab();
	mUri = newIntent.getData();
	}

	/**
	* Utility for creating a standard tab indicator view.
	*
	* @param parent The parent ViewGroup to attach the new view to.
	* @param label The label to display in the tab indicator. If null, not label will be displayed.
	* @param icon The icon to display. If null, no icon will be displayed.
	* @return The tab indicator View.
	*/
	public static View createTabIndicatorView(ViewGroup parent, CharSequence label, Drawable icon) {
	final LayoutInflater inflater = (LayoutInflater)parent.getContext().getSystemService(
	Context.LAYOUT_INFLATER_SERVICE);
	final View tabIndicator = inflater.inflate(R.layout.tab_indicator, parent, false);
	tabIndicator.getBackground().setDither(true);

	final TextView tv = (TextView) tabIndicator.findViewById(R.id.tab_title);
	tv.setText(label);

	final ImageView iconView = (ImageView) tabIndicator.findViewById(R.id.tab_icon);
	iconView.setImageDrawable(icon);

	return tabIndicator;
	}

	/**
	* Utility for creating a standard tab indicator view.
	*
	* @param context The label to display in the tab indicator. If null, not label will be displayed.
	* @param parent The parent ViewGroup to attach the new view to.
	* @param source The {@link ContactsSource} to build the tab view from.
	* @return The tab indicator View.
	*/
	public static View createTabIndicatorView(ViewGroup parent, ContactsSource source) {
	Drawable icon = null;
	if (source != null) {
	final String packageName = source.resPackageName;
	if (source.iconRes > 0) {
	try {
	final Context authContext = parent.getContext().
	createPackageContext(packageName, 0);
	icon = authContext.getResources().getDrawable(source.iconRes);

	} catch (PackageManager.NameNotFoundException e) {
	Log.d(TAG, "error getting the Package Context for " + packageName, e);
	}
	}
	}
	return createTabIndicatorView(parent, null, icon);
	}
	}