WebSVN - ES - Diff - Rev 17 and 20 - /trunk/src/de/pointedears/converter/MenuActivity.java


package de.pointedears.converter;

/*
 * Copyright (C) 2007 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.
 */

import java.text.Collator;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import android.app.ListActivity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.os.Bundle;
import android.view.View;
import android.widget.ListView;
import android.widget.SimpleAdapter;
 

/**
 * Generates the main menu as a list of activities from the manifest
 *
 * @author
 *         Thomas 'PointedEars' Lahn;
 *         Class courtesy of The Android Open Source Project
 *         (Android 2.2 SDK Examples), slightly adapted
 */
public class MenuActivity extends ListActivity
{
  @Override
  public void onCreate(Bundle savedInstanceState)
  {
    super.onCreate(savedInstanceState);

 
 
    Intent intent = this.getIntent();
    String path = intent.getStringExtra("de.pointedears.converter.Path"); //$NON-NLS-1$

    if (path == null)
    {
      path = ""; //$NON-NLS-1$
    }

    this.setListAdapter(new SimpleAdapter(this, this.getData(path),
                android.R.layout.simple_list_item_1, new String[] { "title" }, //$NON-NLS-1$
      new int[] { android.R.id.text1 }));
    this.getListView().setTextFilterEnabled(true);
  }

  /**
   * @param prefix
   * @return
   */
  protected List getData(String prefix)
  {
    List<Map> myData = new ArrayList<Map>();

    Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
    mainIntent.addCategory(ConverterApplication.CATEGORY_CONVERTER);

    PackageManager pm = this.getPackageManager();
    List<ResolveInfo> list = pm.queryIntentActivities(mainIntent, 0);

    if (null == list)
    {
      return myData;
    }

    String[] prefixPath;

    if (prefix.equals("")) //$NON-NLS-1$
    {
      prefixPath = null;
    }
    else
    {
      prefixPath = prefix.split("/"); //$NON-NLS-1$
    }

    int len = list.size();

    Map<String, Boolean> entries = new HashMap<String, Boolean>();

    for (int i = 0; i < len; i++)
    {
      ResolveInfo info = list.get(i);
      CharSequence labelSeq = info.loadLabel(pm);
      String label = labelSeq != null
                    ? labelSeq.toString()
                    : info.activityInfo.name;

      if (prefix.length() == 0 || label.startsWith(prefix))
      {

        String[] labelPath = label.split("/"); //$NON-NLS-1$

        String nextLabel =
          prefixPath == null ? labelPath[0] : labelPath[prefixPath.length];

        if ((prefixPath != null ? prefixPath.length : 0) == labelPath.length - 1)
        {
          this.addItem(myData, nextLabel, this.activityIntent(
                            info.activityInfo.applicationInfo.packageName,
                            info.activityInfo.name));
        }
        else
        {
          if (entries.get(nextLabel) == null)
          {
            this.addItem(
              myData,
              nextLabel,
              this.browseIntent(prefix.equals("") ? nextLabel : prefix + "/" //$NON-NLS-1$//$NON-NLS-2$
                + nextLabel));
            entries.put(nextLabel, true);
          }
        }
      }
    }

    Collections.sort(myData, MenuActivity.sDisplayNameComparator);

    return myData;
  }

  private final static Comparator<Map> sDisplayNameComparator =
    new Comparator<Map>() {
      private final Collator collator = Collator.getInstance();

      public int compare(Map map1, Map map2)
      {
        return this.collator.compare(map1.get("title"), map2.get("title")); //$NON-NLS-1$ //$NON-NLS-2$
      }
    };

  /**
   * @param pkg
   * @param componentName
   * @return
   */
  protected Intent activityIntent(String pkg, String componentName)
  {
    Intent result = new Intent();
    result.setClassName(pkg, componentName);
    return result;
  }

  /**
   * @param path
   * @return
   */
  protected Intent browseIntent(String path)
  {
    Intent result = new Intent();
    result.setClass(this, MenuActivity.class);
    result.putExtra("de.pointedears.converter.Path", path); //$NON-NLS-1$
    return result;
  }

  /**
   * @param data
   * @param name
   * @param intent
   */
  protected void addItem(List<Map> data, String name, Intent intent)
  {
    Map<String, Object> temp = new HashMap<String, Object>();
    temp.put("title", name); //$NON-NLS-1$
    temp.put("intent", intent); //$NON-NLS-1$
    data.add(temp);
  }

  /*
   * (non-Javadoc)
   *
   * @see android.app.ListActivity#onListItemClick(android.widget.ListView,
   * android.view.View, int, long)
   */
  @Override
  protected void onListItemClick(ListView l, View v, int position, long id)
  {
    Map map = (Map) l.getItemAtPosition(position);

    Intent intent = (Intent) map.get("intent"); //$NON-NLS-1$
    this.startActivity(intent);
  }

}
 

Rev 17	Rev 20
1	package de.pointedears.converter;	1	package de.pointedears.converter;
2		2
3	/*	3	/*
4	* Copyright (C) 2007 The Android Open Source Project	4	* Copyright (C) 2007 The Android Open Source Project
5	*	5	*
6	* Licensed under the Apache License, Version 2.0 (the "License");	6	* Licensed under the Apache License, Version 2.0 (the "License");
7	* you may not use this file except in compliance with the License.	7	* you may not use this file except in compliance with the License.
8	* You may obtain a copy of the License at	8	* You may obtain a copy of the License at
9	*	9	*
10	* http://www.apache.org/licenses/LICENSE-2.0	10	* http://www.apache.org/licenses/LICENSE-2.0
11	*	11	*
12	* Unless required by applicable law or agreed to in writing, software	12	* Unless required by applicable law or agreed to in writing, software
13	* distributed under the License is distributed on an "AS IS" BASIS,	13	* distributed under the License is distributed on an "AS IS" BASIS,
14	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.	14	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15	* See the License for the specific language governing permissions and	15	* See the License for the specific language governing permissions and
16	* limitations under the License.	16	* limitations under the License.
17	*/	17	*/
18		18
19	import java.text.Collator;	19	import java.text.Collator;
20	import java.util.ArrayList;	20	import java.util.ArrayList;
21	import java.util.Collections;	21	import java.util.Collections;
22	import java.util.Comparator;	22	import java.util.Comparator;
23	import java.util.HashMap;	23	import java.util.HashMap;
24	import java.util.List;	24	import java.util.List;
25	import java.util.Map;	25	import java.util.Map;
26		26
27	import android.app.ListActivity;	27	import android.app.ListActivity;
28	import android.content.Intent;	28	import android.content.Intent;
29	import android.content.pm.PackageManager;	29	import android.content.pm.PackageManager;
30	import android.content.pm.ResolveInfo;	30	import android.content.pm.ResolveInfo;
31	import android.os.Bundle;	31	import android.os.Bundle;
32	import android.view.View;	32	import android.view.View;
33	import android.widget.ListView;	33	import android.widget.ListView;
34	import android.widget.SimpleAdapter;	34	import android.widget.SimpleAdapter;
35	import de.pointedears.converter.helpers.UpdateService;	-
36		35
37	/**	36	/**
38	* Generates the main menu as a list of activities from the manifest	37	* Generates the main menu as a list of activities from the manifest
39	*	38	*
40	* @author	39	* @author
41	* Thomas 'PointedEars' Lahn;	40	* Thomas 'PointedEars' Lahn;
42	* Class courtesy of The Android Open Source Project	41	* Class courtesy of The Android Open Source Project
43	* (Android 2.2 SDK Examples), slightly adapted	42	* (Android 2.2 SDK Examples), slightly adapted
44	*/	43	*/
45	public class MenuActivity extends ListActivity	44	public class MenuActivity extends ListActivity
46	{	45	{
47	@Override	46	@Override
48	public void onCreate(Bundle savedInstanceState)	47	public void onCreate(Bundle savedInstanceState)
49	{	48	{
50	super.onCreate(savedInstanceState);	49	super.onCreate(savedInstanceState);
51		50
52	this.startService(new Intent(this, UpdateService.class));	-
53		-
54	Intent intent = this.getIntent();	51	Intent intent = this.getIntent();
55	String path = intent.getStringExtra("de.pointedears.converter.Path"); //$NON-NLS-1$	52	String path = intent.getStringExtra("de.pointedears.converter.Path"); //$NON-NLS-1$
56		53
57	if (path == null)	54	if (path == null)
58	{	55	{
59	path = ""; //$NON-NLS-1$	56	path = ""; //$NON-NLS-1$
60	}	57	}
61		58
62	this.setListAdapter(new SimpleAdapter(this, this.getData(path),	59	this.setListAdapter(new SimpleAdapter(this, this.getData(path),
63	android.R.layout.simple_list_item_1, new String[] { "title" }, //$NON-NLS-1$	60	android.R.layout.simple_list_item_1, new String[] { "title" }, //$NON-NLS-1$
64	new int[] { android.R.id.text1 }));	61	new int[] { android.R.id.text1 }));
65	this.getListView().setTextFilterEnabled(true);	62	this.getListView().setTextFilterEnabled(true);
66	}	63	}
67		64
68	/**	65	/**
69	* @param prefix	66	* @param prefix
70	* @return	67	* @return
71	*/	68	*/
72	protected List getData(String prefix)	69	protected List getData(String prefix)
73	{	70	{
74	List<Map> myData = new ArrayList<Map>();	71	List<Map> myData = new ArrayList<Map>();
75		72
76	Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);	73	Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
77	mainIntent.addCategory(ConverterApplication.CATEGORY_CONVERTER);	74	mainIntent.addCategory(ConverterApplication.CATEGORY_CONVERTER);
78		75
79	PackageManager pm = this.getPackageManager();	76	PackageManager pm = this.getPackageManager();
80	List<ResolveInfo> list = pm.queryIntentActivities(mainIntent, 0);	77	List<ResolveInfo> list = pm.queryIntentActivities(mainIntent, 0);
81		78
82	if (null == list)	79	if (null == list)
83	{	80	{
84	return myData;	81	return myData;
85	}	82	}
86		83
87	String[] prefixPath;	84	String[] prefixPath;
88		85
89	if (prefix.equals("")) //$NON-NLS-1$	86	if (prefix.equals("")) //$NON-NLS-1$
90	{	87	{
91	prefixPath = null;	88	prefixPath = null;
92	}	89	}
93	else	90	else
94	{	91	{
95	prefixPath = prefix.split("/"); //$NON-NLS-1$	92	prefixPath = prefix.split("/"); //$NON-NLS-1$
96	}	93	}
97		94
98	int len = list.size();	95	int len = list.size();
99		96
100	Map<String, Boolean> entries = new HashMap<String, Boolean>();	97	Map<String, Boolean> entries = new HashMap<String, Boolean>();
101		98
102	for (int i = 0; i < len; i++)	99	for (int i = 0; i < len; i++)
103	{	100	{
104	ResolveInfo info = list.get(i);	101	ResolveInfo info = list.get(i);
105	CharSequence labelSeq = info.loadLabel(pm);	102	CharSequence labelSeq = info.loadLabel(pm);
106	String label = labelSeq != null	103	String label = labelSeq != null
107	? labelSeq.toString()	104	? labelSeq.toString()
108	: info.activityInfo.name;	105	: info.activityInfo.name;
109		106
110	if (prefix.length() == 0 \|\| label.startsWith(prefix))	107	if (prefix.length() == 0 \|\| label.startsWith(prefix))
111	{	108	{
112		109
113	String[] labelPath = label.split("/"); //$NON-NLS-1$	110	String[] labelPath = label.split("/"); //$NON-NLS-1$
114		111
115	String nextLabel =	112	String nextLabel =
116	prefixPath == null ? labelPath[0] : labelPath[prefixPath.length];	113	prefixPath == null ? labelPath[0] : labelPath[prefixPath.length];
117		114
118	if ((prefixPath != null ? prefixPath.length : 0) == labelPath.length - 1)	115	if ((prefixPath != null ? prefixPath.length : 0) == labelPath.length - 1)
119	{	116	{
120	this.addItem(myData, nextLabel, this.activityIntent(	117	this.addItem(myData, nextLabel, this.activityIntent(
121	info.activityInfo.applicationInfo.packageName,	118	info.activityInfo.applicationInfo.packageName,
122	info.activityInfo.name));	119	info.activityInfo.name));
123	}	120	}
124	else	121	else
125	{	122	{
126	if (entries.get(nextLabel) == null)	123	if (entries.get(nextLabel) == null)
127	{	124	{
128	this.addItem(	125	this.addItem(
129	myData,	126	myData,
130	nextLabel,	127	nextLabel,
131	this.browseIntent(prefix.equals("") ? nextLabel : prefix + "/" //$NON-NLS-1$//$NON-NLS-2$	128	this.browseIntent(prefix.equals("") ? nextLabel : prefix + "/" //$NON-NLS-1$//$NON-NLS-2$
132	+ nextLabel));	129	+ nextLabel));
133	entries.put(nextLabel, true);	130	entries.put(nextLabel, true);
134	}	131	}
135	}	132	}
136	}	133	}
137	}	134	}
138		135
139	Collections.sort(myData, MenuActivity.sDisplayNameComparator);	136	Collections.sort(myData, MenuActivity.sDisplayNameComparator);
140		137
141	return myData;	138	return myData;
142	}	139	}
143		140
144	private final static Comparator<Map> sDisplayNameComparator =	141	private final static Comparator<Map> sDisplayNameComparator =
145	new Comparator<Map>() {	142	new Comparator<Map>() {
146	private final Collator collator = Collator.getInstance();	143	private final Collator collator = Collator.getInstance();
147		144
148	public int compare(Map map1, Map map2)	145	public int compare(Map map1, Map map2)
149	{	146	{
150	return this.collator.compare(map1.get("title"), map2.get("title")); //$NON-NLS-1$ //$NON-NLS-2$	147	return this.collator.compare(map1.get("title"), map2.get("title")); //$NON-NLS-1$ //$NON-NLS-2$
151	}	148	}
152	};	149	};
153		150
154	/**	151	/**
155	* @param pkg	152	* @param pkg
156	* @param componentName	153	* @param componentName
157	* @return	154	* @return
158	*/	155	*/
159	protected Intent activityIntent(String pkg, String componentName)	156	protected Intent activityIntent(String pkg, String componentName)
160	{	157	{
161	Intent result = new Intent();	158	Intent result = new Intent();
162	result.setClassName(pkg, componentName);	159	result.setClassName(pkg, componentName);
163	return result;	160	return result;
164	}	161	}
165		162
166	/**	163	/**
167	* @param path	164	* @param path
168	* @return	165	* @return
169	*/	166	*/
170	protected Intent browseIntent(String path)	167	protected Intent browseIntent(String path)
171	{	168	{
172	Intent result = new Intent();	169	Intent result = new Intent();
173	result.setClass(this, MenuActivity.class);	170	result.setClass(this, MenuActivity.class);
174	result.putExtra("de.pointedears.converter.Path", path); //$NON-NLS-1$	171	result.putExtra("de.pointedears.converter.Path", path); //$NON-NLS-1$
175	return result;	172	return result;
176	}	173	}
177		174
178	/**	175	/**
179	* @param data	176	* @param data
180	* @param name	177	* @param name
181	* @param intent	178	* @param intent
182	*/	179	*/
183	protected void addItem(List<Map> data, String name, Intent intent)	180	protected void addItem(List<Map> data, String name, Intent intent)
184	{	181	{
185	Map<String, Object> temp = new HashMap<String, Object>();	182	Map<String, Object> temp = new HashMap<String, Object>();
186	temp.put("title", name); //$NON-NLS-1$	183	temp.put("title", name); //$NON-NLS-1$
187	temp.put("intent", intent); //$NON-NLS-1$	184	temp.put("intent", intent); //$NON-NLS-1$
188	data.add(temp);	185	data.add(temp);
189	}	186	}
190		187
191	/*	188	/*
192	* (non-Javadoc)	189	* (non-Javadoc)
193	*	190	*
194	* @see android.app.ListActivity#onListItemClick(android.widget.ListView,	191	* @see android.app.ListActivity#onListItemClick(android.widget.ListView,
195	* android.view.View, int, long)	192	* android.view.View, int, long)
196	*/	193	*/
197	@Override	194	@Override
198	protected void onListItemClick(ListView l, View v, int position, long id)	195	protected void onListItemClick(ListView l, View v, int position, long id)
199	{	196	{
200	Map map = (Map) l.getItemAtPosition(position);	197	Map map = (Map) l.getItemAtPosition(position);
201		198
202	Intent intent = (Intent) map.get("intent"); //$NON-NLS-1$	199	Intent intent = (Intent) map.get("intent"); //$NON-NLS-1$
203	this.startActivity(intent);	200	this.startActivity(intent);
204	}	201	}
205		202
206	}	203	}
207		204

Subversion Repositories ES

(root)/trunk/src/de/pointedears/converter/MenuActivity.java - Rev 17 → 20